diff options
Diffstat (limited to 'html/subx')
86 files changed, 0 insertions, 44276 deletions
diff --git a/html/subx/000organization.cc.html b/html/subx/000organization.cc.html deleted file mode 100644 index 87c51792..00000000 --- a/html/subx/000organization.cc.html +++ /dev/null @@ -1,224 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/000organization.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.Delimiter { color: #c000c0; } -.LineNr { } -.Comment { color: #005faf; } -.Constant { color: #008787; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.PreProc { color: #c000c0; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/000organization.cc'>https://github.com/akkartik/mu/blob/master/subx/000organization.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: You guessed right: the '000' prefix means you should start reading here.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//:</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: This project is set up to load all files with a numeric prefix. Just</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: create a new file and start hacking.</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//:</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: The first few files (00*) are independent of what this program does, an</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: experimental skeleton that will hopefully make it both easier for others to</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: understand and more malleable, easier to rewrite and remould into radically</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: different shapes without breaking in subtle corner cases. The premise is</span> -<span id="L10" class="LineNr"> 10 </span><span class="Comment">//: that understandability and rewrite-friendliness are related in a virtuous</span> -<span id="L11" class="LineNr"> 11 </span><span class="Comment">//: cycle. Doing one well makes it easier to do the other.</span> -<span id="L12" class="LineNr"> 12 </span><span class="Comment">//:</span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: Lower down, this file contains a legal, bare-bones C++ program. It doesn't</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">//: do anything yet; subsequent files will contain :(...) directives to insert</span> -<span id="L15" class="LineNr"> 15 </span><span class="Comment">//: lines into it. For example:</span> -<span id="L16" class="LineNr"> 16 </span><span class="Comment">//: :(after "more events")</span> -<span id="L17" class="LineNr"> 17 </span><span class="Comment">//: This directive means: insert the following lines after a line in the</span> -<span id="L18" class="LineNr"> 18 </span><span class="Comment">//: program containing the words "more events".</span> -<span id="L19" class="LineNr"> 19 </span><span class="Comment">//:</span> -<span id="L20" class="LineNr"> 20 </span><span class="Comment">//: A simple tool is included to 'tangle' all the files together in sequence</span> -<span id="L21" class="LineNr"> 21 </span><span class="Comment">//: according to their directives into a single source file containing all the</span> -<span id="L22" class="LineNr"> 22 </span><span class="Comment">//: code for the project, and then feed the source file to the compiler.</span> -<span id="L23" class="LineNr"> 23 </span><span class="Comment">//: (It'll drop these comments starting with a '//:' prefix that only make</span> -<span id="L24" class="LineNr"> 24 </span><span class="Comment">//: sense before tangling.)</span> -<span id="L25" class="LineNr"> 25 </span><span class="Comment">//:</span> -<span id="L26" class="LineNr"> 26 </span><span class="Comment">//: Directives free up the programmer to order code for others to read rather</span> -<span id="L27" class="LineNr"> 27 </span><span class="Comment">//: than as forced by the computer or compiler. Each individual feature can be</span> -<span id="L28" class="LineNr"> 28 </span><span class="Comment">//: organized in a self-contained 'layer' that adds code to many different data</span> -<span id="L29" class="LineNr"> 29 </span><span class="Comment">//: structures and functions all over the program. The right decomposition into</span> -<span id="L30" class="LineNr"> 30 </span><span class="Comment">//: layers will let each layer make sense in isolation.</span> -<span id="L31" class="LineNr"> 31 </span><span class="Comment">//:</span> -<span id="L32" class="LineNr"> 32 </span><span class="Comment">//: "If I look at any small part of it, I can see what is going on -- I don't</span> -<span id="L33" class="LineNr"> 33 </span><span class="Comment">//: need to refer to other parts to understand what something is doing.</span> -<span id="L34" class="LineNr"> 34 </span><span class="Comment">//:</span> -<span id="L35" class="LineNr"> 35 </span><span class="Comment">//: If I look at any large part in overview, I can see what is going on -- I</span> -<span id="L36" class="LineNr"> 36 </span><span class="Comment">//: don't need to know all the details to get it.</span> -<span id="L37" class="LineNr"> 37 </span><span class="Comment">//:</span> -<span id="L38" class="LineNr"> 38 </span><span class="Comment">//: Every level of detail is as locally coherent and as well thought-out as</span> -<span id="L39" class="LineNr"> 39 </span><span class="Comment">//: any other level."</span> -<span id="L40" class="LineNr"> 40 </span><span class="Comment">//:</span> -<span id="L41" class="LineNr"> 41 </span><span class="Comment">//: -- Richard Gabriel, "The Quality Without A Name"</span> -<span id="L42" class="LineNr"> 42 </span><span class="Comment">//: (<a href="http://dreamsongs.com/Files/PatternsOfSoftware.pdf">http://dreamsongs.com/Files/PatternsOfSoftware.pdf</a>, page 42)</span> -<span id="L43" class="LineNr"> 43 </span><span class="Comment">//:</span> -<span id="L44" class="LineNr"> 44 </span><span class="Comment">//: Directives are powerful; they permit inserting or modifying any point in</span> -<span id="L45" class="LineNr"> 45 </span><span class="Comment">//: the program. Using them tastefully requires mapping out specific lines as</span> -<span id="L46" class="LineNr"> 46 </span><span class="Comment">//: waypoints for future layers to hook into. Often such waypoints will be in</span> -<span id="L47" class="LineNr"> 47 </span><span class="Comment">//: comments, capitalized to hint that other layers rely on their presence.</span> -<span id="L48" class="LineNr"> 48 </span><span class="Comment">//:</span> -<span id="L49" class="LineNr"> 49 </span><span class="Comment">//: A single waypoint might have many different code fragments hooking into</span> -<span id="L50" class="LineNr"> 50 </span><span class="Comment">//: it from all over the codebase. Use 'before' directives to insert</span> -<span id="L51" class="LineNr"> 51 </span><span class="Comment">//: code at a location in order, top to bottom, and 'after' directives to</span> -<span id="L52" class="LineNr"> 52 </span><span class="Comment">//: insert code in reverse order. By convention waypoints intended for insertion</span> -<span id="L53" class="LineNr"> 53 </span><span class="Comment">//: before begin with 'End'. Notice below how the layers line up above the "End</span> -<span id="L54" class="LineNr"> 54 </span><span class="Comment">//: Foo" waypoint.</span> -<span id="L55" class="LineNr"> 55 </span><span class="Comment">//:</span> -<span id="L56" class="LineNr"> 56 </span><span class="Comment">//: File 001 File 002 File 003</span> -<span id="L57" class="LineNr"> 57 </span><span class="Comment">//: ============ =================== ===================</span> -<span id="L58" class="LineNr"> 58 </span><span class="Comment">//: // Foo</span> -<span id="L59" class="LineNr"> 59 </span><span class="Comment">//: ------------</span> -<span id="L60" class="LineNr"> 60 </span><span class="Comment">//: <---- :(before "End Foo")</span> -<span id="L61" class="LineNr"> 61 </span><span class="Comment">//: ....</span> -<span id="L62" class="LineNr"> 62 </span><span class="Comment">//: ...</span> -<span id="L63" class="LineNr"> 63 </span><span class="Comment">//: ------------</span> -<span id="L64" class="LineNr"> 64 </span><span class="Comment">//: <---------------------------- :(before "End Foo")</span> -<span id="L65" class="LineNr"> 65 </span><span class="Comment">//: ....</span> -<span id="L66" class="LineNr"> 66 </span><span class="Comment">//: ...</span> -<span id="L67" class="LineNr"> 67 </span><span class="Comment">//: // End Foo</span> -<span id="L68" class="LineNr"> 68 </span><span class="Comment">//: ============</span> -<span id="L69" class="LineNr"> 69 </span><span class="Comment">//:</span> -<span id="L70" class="LineNr"> 70 </span><span class="Comment">//: Here's part of a layer in color: <a href="http://i.imgur.com/0eONnyX.png">http://i.imgur.com/0eONnyX.png</a>. Directives</span> -<span id="L71" class="LineNr"> 71 </span><span class="Comment">//: are shaded dark.</span> -<span id="L72" class="LineNr"> 72 </span><span class="Comment">//:</span> -<span id="L73" class="LineNr"> 73 </span><span class="Comment">//: Layers do more than just shuffle code around. In a well-organized codebase</span> -<span id="L74" class="LineNr"> 74 </span><span class="Comment">//: it should be possible to stop loading after any file/layer, build and run</span> -<span id="L75" class="LineNr"> 75 </span><span class="Comment">//: the program, and pass all tests for loaded features. (Relevant is</span> -<span id="L76" class="LineNr"> 76 </span><span class="Comment">//: <a href="http://youtube.com/watch?v=c8N72t7aScY">http://youtube.com/watch?v=c8N72t7aScY</a>, a scene from "2001: A Space</span> -<span id="L77" class="LineNr"> 77 </span><span class="Comment">//: Odyssey".) Get into the habit of running the included script called</span> -<span id="L78" class="LineNr"> 78 </span><span class="Comment">//: 'test_layers' before you commit any changes.</span> -<span id="L79" class="LineNr"> 79 </span><span class="Comment">//:</span> -<span id="L80" class="LineNr"> 80 </span><span class="Comment">//: This 'subsetting guarantee' ensures that this directory contains a</span> -<span id="L81" class="LineNr"> 81 </span><span class="Comment">//: cleaned-up narrative of the evolution of this codebase. Organizing</span> -<span id="L82" class="LineNr"> 82 </span><span class="Comment">//: autobiographically allows newcomers to rapidly orient themselves, reading</span> -<span id="L83" class="LineNr"> 83 </span><span class="Comment">//: the first few files to understand a simple gestalt of a program's core</span> -<span id="L84" class="LineNr"> 84 </span><span class="Comment">//: purpose and features, and later gradually working their way through other</span> -<span id="L85" class="LineNr"> 85 </span><span class="Comment">//: features as the need arises.</span> -<span id="L86" class="LineNr"> 86 </span><span class="Comment">//:</span> -<span id="L87" class="LineNr"> 87 </span><span class="Comment">//: Programmers shouldn't need to understand everything about a program to</span> -<span id="L88" class="LineNr"> 88 </span><span class="Comment">//: hack on it. But they shouldn't be prevented from a thorough understanding</span> -<span id="L89" class="LineNr"> 89 </span><span class="Comment">//: of each aspect either. The goal of layers is to reward curiosity.</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="Comment">// Includes</span> -<span id="L92" class="LineNr"> 92 </span><span class="Comment">// End Includes</span> -<span id="L93" class="LineNr"> 93 </span> -<span id="L94" class="LineNr"> 94 </span><span class="Comment">// Types</span> -<span id="L95" class="LineNr"> 95 </span><span class="Comment">// End Types</span> -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="Comment">// Function prototypes are auto-generated in the 'build' script; define your</span> -<span id="L98" class="LineNr"> 98 </span><span class="Comment">// functions in any order. Just be sure to declare each function header all on</span> -<span id="L99" class="LineNr"> 99 </span><span class="Comment">// one line, ending with the '{'. Our auto-generation scripts are too minimal</span> -<span id="L100" class="LineNr">100 </span><span class="Comment">// and simple-minded to handle anything else.</span> -<span id="L101" class="LineNr">101 </span><span class="PreProc">#include </span><span class="Constant">"function_list"</span> <span class="Comment">// by convention, files ending with '_list' are auto-generated</span> -<span id="L102" class="LineNr">102 </span> -<span id="L103" class="LineNr">103 </span><span class="Comment">// Globals</span> -<span id="L104" class="LineNr">104 </span><span class="Comment">//</span> -<span id="L105" class="LineNr">105 </span><span class="Comment">// All statements in this section should always define a single variable on a</span> -<span id="L106" class="LineNr">106 </span><span class="Comment">// single line. The 'build' script will simple-mindedly auto-generate extern</span> -<span id="L107" class="LineNr">107 </span><span class="Comment">// declarations for them. Remember to define (not just declare) constants with</span> -<span id="L108" class="LineNr">108 </span><span class="Comment">// extern linkage in this section, since C++ global constants have internal</span> -<span id="L109" class="LineNr">109 </span><span class="Comment">// linkage by default.</span> -<span id="L110" class="LineNr">110 </span><span class="Comment">//</span> -<span id="L111" class="LineNr">111 </span><span class="Comment">// End Globals</span> -<span id="L112" class="LineNr">112 </span> -<span id="L113" class="LineNr">113 </span><span class="Normal">int</span> <a href='000organization.cc.html#L113'>main</a><span class="Delimiter">(</span><span class="Normal">int</span> argc<span class="Delimiter">,</span> <span class="Normal">char</span>* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L114" class="LineNr">114 </span> atexit<span class="Delimiter">(</span><a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">);</span> -<span id="L115" class="LineNr">115 </span> <span class="Comment">// we require a 32-bit little-endian system</span> -<span id="L116" class="LineNr">116 </span> assert<span class="Delimiter">(</span><span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Normal">int</span><span class="Delimiter">)</span> == <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span> assert<span class="Delimiter">(</span><span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Normal">float</span><span class="Delimiter">)</span> == <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L118" class="LineNr">118 </span> <a href='000organization.cc.html#L152'>assert_little_endian</a><span class="Delimiter">();</span> -<span id="L119" class="LineNr">119 </span> -<span id="L120" class="LineNr">120 </span> <span class="Comment">// End One-time Setup</span> -<span id="L121" class="LineNr">121 </span> -<span id="L122" class="LineNr">122 </span> <span class="Comment">// Commandline Parsing</span> -<span id="L123" class="LineNr">123 </span> <span class="Comment">// End Commandline Parsing</span> -<span id="L124" class="LineNr">124 </span> -<span id="L125" class="LineNr">125 </span> <span class="Comment">// End Main</span> -<span id="L126" class="LineNr">126 </span> -<span id="L127" class="LineNr">127 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span><span class="Delimiter">}</span> -<span id="L129" class="LineNr">129 </span> -<span id="L130" class="LineNr">130 </span><span class="Comment">// Unit Tests</span> -<span id="L131" class="LineNr">131 </span><span class="Comment">// End Unit Tests</span> -<span id="L132" class="LineNr">132 </span> -<span id="L133" class="LineNr">133 </span><span class="Comment">//: our first directive; insert the following headers at the start of the program</span> -<span id="L134" class="LineNr">134 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L135" class="LineNr">135 </span><span class="PreProc">#include </span><span class="Constant"><assert.h></span> -<span id="L136" class="LineNr">136 </span><span class="PreProc">#include </span><span class="Constant"><stdlib.h></span> -<span id="L137" class="LineNr">137 </span> -<span id="L138" class="LineNr">138 </span><span class="Comment">//: Without directives or with the :(code) directive, lines get added at the</span> -<span id="L139" class="LineNr">139 </span><span class="Comment">//: end.</span> -<span id="L140" class="LineNr">140 </span><span class="Comment">//:</span> -<span id="L141" class="LineNr">141 </span><span class="Comment">//: Regardless of where functions are defined, we can call them anywhere we</span> -<span id="L142" class="LineNr">142 </span><span class="Comment">//: like as long as we format the function header in a specific way: put it</span> -<span id="L143" class="LineNr">143 </span><span class="Comment">//: all on a single line without indent, end the line with ') {' and no</span> -<span id="L144" class="LineNr">144 </span><span class="Comment">//: trailing whitespace. As long as functions uniformly start this way, our</span> -<span id="L145" class="LineNr">145 </span><span class="Comment">//: 'build' script contains a little command to automatically generate</span> -<span id="L146" class="LineNr">146 </span><span class="Comment">//: declarations for them.</span> -<span id="L147" class="LineNr">147 </span><span class="Delimiter">:(code)</span> -<span id="L148" class="LineNr">148 </span><span class="Normal">void</span> <a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L149" class="LineNr">149 </span> <span class="Comment">// End Reset</span> -<span id="L150" class="LineNr">150 </span><span class="Delimiter">}</span> -<span id="L151" class="LineNr">151 </span> -<span id="L152" class="LineNr">152 </span><span class="Normal">void</span> <a href='000organization.cc.html#L152'>assert_little_endian</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L153" class="LineNr">153 </span> <span class="Normal">const</span> <span class="Normal">int</span> x = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L154" class="LineNr">154 </span> <span class="Normal">const</span> <span class="Normal">char</span>* y = <span class="Normal">reinterpret_cast</span><<span class="Normal">const</span> <span class="Normal">char</span>*><span class="Delimiter">(</span>&x<span class="Delimiter">);</span> -<span id="L155" class="LineNr">155 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*y != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L156" class="LineNr">156 </span> cerr << <span class="Constant">"SubX requires a little-endian processor. Do you have Intel (or AMD or Atom) inside?\n"</span><span class="Delimiter">;</span> -<span id="L157" class="LineNr">157 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L158" class="LineNr">158 </span> <span class="Delimiter">}</span> -<span id="L159" class="LineNr">159 </span><span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L161" class="LineNr">161 </span><span class="PreProc">#include</span><span class="Constant"><iostream></span> -<span id="L162" class="LineNr">162 </span><span class="Normal">using</span> std::cerr<span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/001help.cc.html b/html/subx/001help.cc.html deleted file mode 100644 index a84f7b27..00000000 --- a/html/subx/001help.cc.html +++ /dev/null @@ -1,360 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/001help.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.PreProc { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/001help.cc'>https://github.com/akkartik/mu/blob/master/subx/001help.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Everything this project/binary supports.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: This should give you a sense for what to look forward to in later layers.</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span><span class="Delimiter">:(before "End Commandline Parsing")</span> -<span id="L5" class="LineNr"> 5 </span><span class="Normal">if</span> <span class="Delimiter">(</span>argc <= <span class="Constant">1</span> || <a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"--help"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L6" class="LineNr"> 6 </span> <span class="Comment">//: this is the functionality later layers will provide</span> -<span id="L7" class="LineNr"> 7 </span> <span class="Comment">// currently no automated tests for commandline arg parsing</span> -<span id="L8" class="LineNr"> 8 </span> cerr << get<span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"usage"</span><span class="Delimiter">);</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L10" class="LineNr"> 10 </span><span class="Delimiter">}</span> -<span id="L11" class="LineNr"> 11 </span> -<span id="L12" class="LineNr"> 12 </span><span class="Comment">//: Support for option parsing.</span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: Options always begin with '--' and are always the first arguments. An</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">//: option will never follow a non-option.</span> -<span id="L15" class="LineNr"> 15 </span><span class="Normal">char</span>** <a href='001help.cc.html#L15'>arg</a> = &argv[<span class="Constant">1</span>]<span class="Delimiter">;</span> -<span id="L16" class="LineNr"> 16 </span><span class="Normal">while</span> <span class="Delimiter">(</span>argc > <span class="Constant">1</span> && <a href='001help.cc.html#L101'>starts_with</a><span class="Delimiter">(</span>*arg<span class="Delimiter">,</span> <span class="Constant">"--"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">)</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Delimiter">;</span> <span class="Comment">// no-op branch just so any further additions can consistently always start with 'else'</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Comment">// End Commandline Options(*arg)</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Normal">else</span> -<span id="L21" class="LineNr"> 21 </span> cerr << <span class="Constant">"skipping unknown option "</span> << *arg << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L22" class="LineNr"> 22 </span> --argc<span class="Delimiter">;</span> ++argv<span class="Delimiter">;</span> ++arg<span class="Delimiter">;</span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">}</span> -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"help"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>argc == <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L27" class="LineNr"> 27 </span> cerr << <span class="Constant">"help on what?\n"</span><span class="Delimiter">;</span> -<span id="L28" class="LineNr"> 28 </span> <a href='001help.cc.html#L46'>help_contents</a><span class="Delimiter">();</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">}</span> -<span id="L31" class="LineNr"> 31 </span> string key<span class="Delimiter">(</span>argv[<span class="Constant">2</span>]<span class="Delimiter">);</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Comment">// End Help Special-cases(key)</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> key<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L34" class="LineNr"> 34 </span> cerr << get<span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> key<span class="Delimiter">);</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Delimiter">}</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L38" class="LineNr"> 38 </span> cerr << <span class="Constant">"No help found for '"</span> << key << <span class="Constant">"'\n"</span><span class="Delimiter">;</span> -<span id="L39" class="LineNr"> 39 </span> <a href='001help.cc.html#L46'>help_contents</a><span class="Delimiter">();</span> -<span id="L40" class="LineNr"> 40 </span> cerr << <span class="Constant">"Please check your command for typos.\n"</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Delimiter">}</span> -<span id="L43" class="LineNr"> 43 </span><span class="Delimiter">}</span> -<span id="L44" class="LineNr"> 44 </span> -<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">:(code)</span> -<span id="L46" class="LineNr"> 46 </span><span class="Normal">void</span> <a href='001help.cc.html#L46'>help_contents</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L47" class="LineNr"> 47 </span> cerr << <span class="Constant">"Available top-level topics:\n"</span><span class="Delimiter">;</span> -<span id="L48" class="LineNr"> 48 </span> cerr << <span class="Constant">" usage\n"</span><span class="Delimiter">;</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Comment">// End Help Contents</span> -<span id="L50" class="LineNr"> 50 </span><span class="Delimiter">}</span> -<span id="L51" class="LineNr"> 51 </span> -<span id="L52" class="LineNr"> 52 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L53" class="LineNr"> 53 </span>map<string<span class="Delimiter">,</span> string> <span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">;</span> -<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L55" class="LineNr"> 55 </span><span class="PreProc">#include </span><span class="Constant"><map></span> -<span id="L56" class="LineNr"> 56 </span><span class="Normal">using</span> std::map<span class="Delimiter">;</span> -<span id="L57" class="LineNr"> 57 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L58" class="LineNr"> 58 </span><a href='001help.cc.html#L60'>init_help</a><span class="Delimiter">();</span> -<span id="L59" class="LineNr"> 59 </span><span class="Delimiter">:(code)</span> -<span id="L60" class="LineNr"> 60 </span><span class="Normal">void</span> <a href='001help.cc.html#L60'>init_help</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L61" class="LineNr"> 61 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"usage"</span><span class="Delimiter">,</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Constant">"Welcome to SubX, a better way to <a href='011run.cc.html#L101'>program</a> in machine code.\n"</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Constant">"SubX uses a subset of the x86 instruction set. SubX programs will run\n"</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Constant">"without modification on Linux computers.\n"</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Constant">"It provides a better experience and better error messages than\n"</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">"programming directly in machine code, but you have to stick to the\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"instructions it supports.\n"</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Constant">"\n"</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">"== Ways to invoke subx\n"</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"- Run tests:\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Constant">" subx test\n"</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">"- See this message:\n"</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">" subx --help\n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">"- Convert a textual SubX <a href='011run.cc.html#L101'>program</a> into a standard ELF binary that you can\n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">" <a href='011run.cc.html#L85'>run</a> on your computer:\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">" subx translate input1.subx intput2.subx ... -o <output ELF binary>\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"- Run a SubX binary using SubX itself (for better error messages):\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">" subx <a href='011run.cc.html#L85'>run</a> <ELF binary>\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Constant">"== Debugging aids\n"</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Constant">"- Add '--trace' to any of these commands to print a <a href='003trace.cc.html#L96'>trace</a> to stderr\n"</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Constant">" for debugging purposes.\n"</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">"- Add '--debug' to add information to traces. 'subx --debug translate' will\n"</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Constant">" save various mappings to files that 'subx --debug --trace run'\n"</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Constant">" can use to make traces more informative.\n"</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">"\n"</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Constant">"Options starting with '--' must always come before any other arguments.\n"</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"\n"</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"To start learning how to write SubX programs, see Readme.md (particularly\n"</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Constant">"the section on the x86 instruction set) and then <a href='011run.cc.html#L85'>run</a>:\n"</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">" subx help\n"</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Comment">// End Help Texts</span> -<span id="L94" class="LineNr"> 94 </span><span class="Delimiter">}</span> -<span id="L95" class="LineNr"> 95 </span> -<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">:(code)</span> -<span id="L97" class="LineNr"> 97 </span><span class="Normal">bool</span> <a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span><span class="Normal">char</span>* s<span class="Delimiter">,</span> <span class="Normal">const</span> <span class="Normal">char</span>* lit<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Identifier">return</span> strncmp<span class="Delimiter">(</span>s<span class="Delimiter">,</span> lit<span class="Delimiter">,</span> strlen<span class="Delimiter">(</span>lit<span class="Delimiter">))</span> == <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L99" class="LineNr"> 99 </span><span class="Delimiter">}</span> -<span id="L100" class="LineNr">100 </span> -<span id="L101" class="LineNr">101 </span><span class="Normal">bool</span> <a href='001help.cc.html#L101'>starts_with</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">,</span> <span class="Normal">const</span> string& pat<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L102" class="LineNr">102 </span> string::const_iterator a=s<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> b=pat<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> -<span id="L103" class="LineNr">103 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span> a!=s<span class="Delimiter">.</span>end<span class="Delimiter">()</span> && b!=pat<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++a<span class="Delimiter">,</span> ++b<span class="Delimiter">)</span> -<span id="L104" class="LineNr">104 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*a != *b<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L105" class="LineNr">105 </span> <span class="Identifier">return</span> b == pat<span class="Delimiter">.</span>end<span class="Delimiter">();</span> -<span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span> -<span id="L107" class="LineNr">107 </span> -<span id="L108" class="LineNr">108 </span><span class="Comment">//: I'll throw some style conventions here for want of a better place for them.</span> -<span id="L109" class="LineNr">109 </span><span class="Comment">//: As a rule I hate style guides. Do what you want, that's my motto. But since</span> -<span id="L110" class="LineNr">110 </span><span class="Comment">//: we're dealing with C/C++, the one big thing we want to avoid is undefined</span> -<span id="L111" class="LineNr">111 </span><span class="Comment">//: behavior. If a compiler ever encounters undefined behavior it can make</span> -<span id="L112" class="LineNr">112 </span><span class="Comment">//: your program do anything it wants.</span> -<span id="L113" class="LineNr">113 </span><span class="Comment">//:</span> -<span id="L114" class="LineNr">114 </span><span class="Comment">//: For reference, my checklist of undefined behaviors to watch out for:</span> -<span id="L115" class="LineNr">115 </span><span class="Comment">//: out-of-bounds access</span> -<span id="L116" class="LineNr">116 </span><span class="Comment">//: uninitialized variables</span> -<span id="L117" class="LineNr">117 </span><span class="Comment">//: use after free</span> -<span id="L118" class="LineNr">118 </span><span class="Comment">//: dereferencing invalid pointers: null, a new of size 0, others</span> -<span id="L119" class="LineNr">119 </span><span class="Comment">//:</span> -<span id="L120" class="LineNr">120 </span><span class="Comment">//: casting a large number to a type too small to hold it</span> -<span id="L121" class="LineNr">121 </span><span class="Comment">//:</span> -<span id="L122" class="LineNr">122 </span><span class="Comment">//: integer overflow</span> -<span id="L123" class="LineNr">123 </span><span class="Comment">//: division by zero and other undefined expressions</span> -<span id="L124" class="LineNr">124 </span><span class="Comment">//: left-shift by negative count</span> -<span id="L125" class="LineNr">125 </span><span class="Comment">//: shifting values by more than or equal to the number of bits they contain</span> -<span id="L126" class="LineNr">126 </span><span class="Comment">//: bitwise operations on signed numbers</span> -<span id="L127" class="LineNr">127 </span><span class="Comment">//:</span> -<span id="L128" class="LineNr">128 </span><span class="Comment">//: Converting pointers to types of different alignment requirements</span> -<span id="L129" class="LineNr">129 </span><span class="Comment">//: T* -> void* -> T*: defined</span> -<span id="L130" class="LineNr">130 </span><span class="Comment">//: T* -> U* -> T*: defined if non-function pointers and alignment requirements are same</span> -<span id="L131" class="LineNr">131 </span><span class="Comment">//: function pointers may be cast to other function pointers</span> -<span id="L132" class="LineNr">132 </span><span class="Comment">//:</span> -<span id="L133" class="LineNr">133 </span><span class="Comment">//: Casting a numeric value into a value that can't be represented by the target type (either directly or via static_cast)</span> -<span id="L134" class="LineNr">134 </span><span class="Comment">//:</span> -<span id="L135" class="LineNr">135 </span><span class="Comment">//: To guard against these, some conventions:</span> -<span id="L136" class="LineNr">136 </span><span class="Comment">//:</span> -<span id="L137" class="LineNr">137 </span><span class="Comment">//: 0. Initialize all primitive variables in functions and constructors.</span> -<span id="L138" class="LineNr">138 </span><span class="Comment">//:</span> -<span id="L139" class="LineNr">139 </span><span class="Comment">//: 1. Minimize use of pointers and pointer arithmetic. Avoid 'new' and</span> -<span id="L140" class="LineNr">140 </span><span class="Comment">//: 'delete' as far as possible. Rely on STL to perform memory management to</span> -<span id="L141" class="LineNr">141 </span><span class="Comment">//: avoid use-after-free issues (and memory leaks).</span> -<span id="L142" class="LineNr">142 </span><span class="Comment">//:</span> -<span id="L143" class="LineNr">143 </span><span class="Comment">//: 2. Avoid naked arrays to avoid out-of-bounds access. Never use operator[]</span> -<span id="L144" class="LineNr">144 </span><span class="Comment">//: except with map. Use at() with STL vectors and so on.</span> -<span id="L145" class="LineNr">145 </span><span class="Comment">//:</span> -<span id="L146" class="LineNr">146 </span><span class="Comment">//: 3. Valgrind all the things.</span> -<span id="L147" class="LineNr">147 </span><span class="Comment">//:</span> -<span id="L148" class="LineNr">148 </span><span class="Comment">//: 4. Avoid unsigned numbers. Not strictly an undefined-behavior issue, but</span> -<span id="L149" class="LineNr">149 </span><span class="Comment">//: the extra range doesn't matter, and it's one less confusing category of</span> -<span id="L150" class="LineNr">150 </span><span class="Comment">//: interaction gotchas to worry about.</span> -<span id="L151" class="LineNr">151 </span><span class="Comment">//:</span> -<span id="L152" class="LineNr">152 </span><span class="Comment">//: Corollary: don't use the size() method on containers, since it returns an</span> -<span id="L153" class="LineNr">153 </span><span class="Comment">//: unsigned and that'll cause warnings about mixing signed and unsigned,</span> -<span id="L154" class="LineNr">154 </span><span class="Comment">//: yadda-yadda. Instead use this macro below to perform an unsafe cast to</span> -<span id="L155" class="LineNr">155 </span><span class="Comment">//: signed. We'll just give up immediately if a container's ever too large.</span> -<span id="L156" class="LineNr">156 </span><span class="Comment">//: Basically, Mu is not concerned about this being a little slower than it</span> -<span id="L157" class="LineNr">157 </span><span class="Comment">//: could be. (<a href="https://gist.github.com/rygorous/e0f055bfb74e3d5f0af20690759de5a7">https://gist.github.com/rygorous/e0f055bfb74e3d5f0af20690759de5a7</a>)</span> -<span id="L158" class="LineNr">158 </span><span class="Comment">//:</span> -<span id="L159" class="LineNr">159 </span><span class="Comment">//: Addendum to corollary: We're going to uniformly use int everywhere, to</span> -<span id="L160" class="LineNr">160 </span><span class="Comment">//: indicate that we're oblivious to number size, and since Clang on 32-bit</span> -<span id="L161" class="LineNr">161 </span><span class="Comment">//: platforms doesn't yet support multiplication over 64-bit integers, and</span> -<span id="L162" class="LineNr">162 </span><span class="Comment">//: since multiplying two integers seems like a more common situation to end</span> -<span id="L163" class="LineNr">163 </span><span class="Comment">//: up in than integer overflow.</span> -<span id="L164" class="LineNr">164 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L165" class="LineNr">165 </span><span class="PreProc">#define SIZE(</span><span class="Special">X</span><span class="PreProc">) (assert((</span><span class="Special">X</span><span class="PreProc">)</span><span class="Delimiter">.</span><span class="PreProc">size() < (</span><span class="Constant">1LL</span><span class="PreProc"><<(</span><span class="Normal">sizeof</span><span class="PreProc">(</span><span class="Normal">int</span><span class="PreProc">)*</span><span class="Constant">8</span><span class="PreProc">-</span><span class="Constant">2</span><span class="PreProc">)))</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Normal">static_cast</span><span class="PreProc"><</span><span class="Normal">int</span><span class="PreProc">>((</span><span class="Special">X</span><span class="PreProc">)</span><span class="Delimiter">.</span><span class="PreProc">size()))</span> -<span id="L166" class="LineNr">166 </span> -<span id="L167" class="LineNr">167 </span><span class="Comment">//: 5. Integer overflow is guarded against at runtime using the -ftrapv flag</span> -<span id="L168" class="LineNr">168 </span><span class="Comment">//: to the compiler, supported by Clang (GCC version only works sometimes:</span> -<span id="L169" class="LineNr">169 </span><span class="Comment">//: <a href="http://stackoverflow.com/questions/20851061/how-to-make-gcc-ftrapv-work">http://stackoverflow.com/questions/20851061/how-to-make-gcc-ftrapv-work</a>).</span> -<span id="L170" class="LineNr">170 </span><span class="Delimiter">:(before "atexit(reset)")</span> -<span id="L171" class="LineNr">171 </span><a href='001help.cc.html#L176'>initialize_signal_handlers</a><span class="Delimiter">();</span> <span class="Comment">// not always necessary, but doesn't hurt</span> -<span id="L172" class="LineNr">172 </span><span class="CommentedCode">//? cerr << INT_MAX+1 << '\n'; // test overflow</span> -<span id="L173" class="LineNr">173 </span><span class="CommentedCode">//? assert(false); // test SIGABRT</span> -<span id="L174" class="LineNr">174 </span><span class="Delimiter">:(code)</span> -<span id="L175" class="LineNr">175 </span><span class="Comment">// based on <a href="https://spin.atomicobject.com/2013/01/13/exceptions-stack-traces-c">https://spin.atomicobject.com/2013/01/13/exceptions-stack-traces-c</a></span> -<span id="L176" class="LineNr">176 </span><span class="Normal">void</span> <a href='001help.cc.html#L176'>initialize_signal_handlers</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L177" class="LineNr">177 </span> <span class="Normal">struct</span> sigaction action<span class="Delimiter">;</span> -<span id="L178" class="LineNr">178 </span> bzero<span class="Delimiter">(</span>&action<span class="Delimiter">,</span> <span class="Normal">sizeof</span><span class="Delimiter">(</span>action<span class="Delimiter">));</span> -<span id="L179" class="LineNr">179 </span> action<span class="Delimiter">.</span>sa_sigaction = <a href='001help.cc.html#L184'>dump_and_exit</a><span class="Delimiter">;</span> -<span id="L180" class="LineNr">180 </span> sigemptyset<span class="Delimiter">(</span>&action<span class="Delimiter">.</span>sa_mask<span class="Delimiter">);</span> -<span id="L181" class="LineNr">181 </span> sigaction<span class="Delimiter">(</span><span class="Constant">SIGABRT</span><span class="Delimiter">,</span> &action<span class="Delimiter">,</span> <span class="Constant">NULL</span><span class="Delimiter">);</span> <span class="Comment">// assert() failure or integer overflow on linux (with -ftrapv)</span> -<span id="L182" class="LineNr">182 </span> sigaction<span class="Delimiter">(</span><span class="Constant">SIGILL</span><span class="Delimiter">,</span> &action<span class="Delimiter">,</span> <span class="Constant">NULL</span><span class="Delimiter">);</span> <span class="Comment">// integer overflow on OS X (with -ftrapv)</span> -<span id="L183" class="LineNr">183 </span><span class="Delimiter">}</span> -<span id="L184" class="LineNr">184 </span><span class="Normal">void</span> <a href='001help.cc.html#L184'>dump_and_exit</a><span class="Delimiter">(</span><span class="Normal">int</span> sig<span class="Delimiter">,</span> siginfo_t* <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">,</span> <span class="Normal">void</span>* <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L185" class="LineNr">185 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>sig<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L186" class="LineNr">186 </span> <span class="Normal">case</span> <span class="Constant">SIGABRT</span>: -<span id="L187" class="LineNr">187 </span> <span class="PreProc">#ifndef __APPLE__</span> -<span id="L188" class="LineNr">188 </span> cerr << <span class="Constant">"SIGABRT: might be an integer overflow if it wasn't an assert() failure\n"</span><span class="Delimiter">;</span> -<span id="L189" class="LineNr">189 </span> _Exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L190" class="LineNr">190 </span> <span class="PreProc">#endif</span> -<span id="L191" class="LineNr">191 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L192" class="LineNr">192 </span> <span class="Normal">case</span> <span class="Constant">SIGILL</span>: -<span id="L193" class="LineNr">193 </span> <span class="PreProc">#ifdef __APPLE__</span> -<span id="L194" class="LineNr">194 </span> cerr << <span class="Constant">"SIGILL: most likely caused by integer overflow\n"</span><span class="Delimiter">;</span> -<span id="L195" class="LineNr">195 </span> _Exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L196" class="LineNr">196 </span> <span class="PreProc">#endif</span> -<span id="L197" class="LineNr">197 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">default</span>: -<span id="L199" class="LineNr">199 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L200" class="LineNr">200 </span> <span class="Delimiter">}</span> -<span id="L201" class="LineNr">201 </span><span class="Delimiter">}</span> -<span id="L202" class="LineNr">202 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L203" class="LineNr">203 </span><span class="PreProc">#include </span><span class="Constant"><signal.h></span> -<span id="L204" class="LineNr">204 </span> -<span id="L205" class="LineNr">205 </span><span class="Comment">//: For good measure we'll also enable SIGFPE.</span> -<span id="L206" class="LineNr">206 </span><span class="Delimiter">:(before "atexit(reset)")</span> -<span id="L207" class="LineNr">207 </span><a href='001help.cc.html#L220'>feenableexcept</a><span class="Delimiter">(</span>FE_OVERFLOW | FE_UNDERFLOW<span class="Delimiter">);</span> -<span id="L208" class="LineNr">208 </span><span class="CommentedCode">//? assert(sizeof(int) == 4 && sizeof(float) == 4);</span> -<span id="L209" class="LineNr">209 </span><span class="CommentedCode">//? // | exp | mantissa</span> -<span id="L210" class="LineNr">210 </span><span class="CommentedCode">//? int smallest_subnormal = 0b00000000000000000000000000000001;</span> -<span id="L211" class="LineNr">211 </span><span class="CommentedCode">//? float smallest_subnormal_f = *reinterpret_cast<float*>(&smallest_subnormal);</span> -<span id="L212" class="LineNr">212 </span><span class="CommentedCode">//? cerr << "ε: " << smallest_subnormal_f << '\n';</span> -<span id="L213" class="LineNr">213 </span><span class="CommentedCode">//? cerr << "ε/2: " << smallest_subnormal_f/2 << " (underflow)\n"; // test SIGFPE</span> -<span id="L214" class="LineNr">214 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L215" class="LineNr">215 </span><span class="PreProc">#include </span><span class="Constant"><fenv.h></span> -<span id="L216" class="LineNr">216 </span><span class="Delimiter">:(code)</span> -<span id="L217" class="LineNr">217 </span><span class="PreProc">#ifdef __APPLE__</span> -<span id="L218" class="LineNr">218 </span><span class="Comment">// Public domain polyfill for feenableexcept on OS X</span> -<span id="L219" class="LineNr">219 </span><span class="Comment">// <a href="http://www-personal.umich.edu/~williams/archive/computation/fe-handling-example.c">http://www-personal.umich.edu/~williams/archive/computation/fe-handling-example.c</a></span> -<span id="L220" class="LineNr">220 </span><span class="Normal">int</span> <a href='001help.cc.html#L220'>feenableexcept</a><span class="Delimiter">(</span><span class="Normal">unsigned</span> <span class="Normal">int</span> excepts<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L221" class="LineNr">221 </span> <span class="Normal">static</span> fenv_t fenv<span class="Delimiter">;</span> -<span id="L222" class="LineNr">222 </span> <span class="Normal">unsigned</span> <span class="Normal">int</span> new_excepts = excepts & FE_ALL_EXCEPT<span class="Delimiter">;</span> -<span id="L223" class="LineNr">223 </span> <span class="Normal">unsigned</span> <span class="Normal">int</span> old_excepts<span class="Delimiter">;</span> -<span id="L224" class="LineNr">224 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>fegetenv<span class="Delimiter">(</span>&fenv<span class="Delimiter">))</span> <span class="Identifier">return</span> -<span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L225" class="LineNr">225 </span> old_excepts = fenv<span class="Delimiter">.</span>__control & FE_ALL_EXCEPT<span class="Delimiter">;</span> -<span id="L226" class="LineNr">226 </span> fenv<span class="Delimiter">.</span>__control &= ~new_excepts<span class="Delimiter">;</span> -<span id="L227" class="LineNr">227 </span> fenv<span class="Delimiter">.</span>__mxcsr &= ~<span class="Delimiter">(</span>new_excepts << <span class="Constant">7</span><span class="Delimiter">);</span> -<span id="L228" class="LineNr">228 </span> <span class="Identifier">return</span> fesetenv<span class="Delimiter">(</span>&fenv<span class="Delimiter">)</span> ? -<span class="Constant">1</span> : old_excepts<span class="Delimiter">;</span> -<span id="L229" class="LineNr">229 </span><span class="Delimiter">}</span> -<span id="L230" class="LineNr">230 </span><span class="PreProc">#endif</span> -<span id="L231" class="LineNr">231 </span> -<span id="L232" class="LineNr">232 </span><span class="Comment">//: 6. Map's operator[] being non-const is fucking evil.</span> -<span id="L233" class="LineNr">233 </span><span class="Delimiter">:(before "Globals")</span> <span class="Comment">// can't generate prototypes for these</span> -<span id="L234" class="LineNr">234 </span><span class="Comment">// from <a href="http://stackoverflow.com/questions/152643/idiomatic-c-for-reading-from-a-const-map">http://stackoverflow.com/questions/152643/idiomatic-c-for-reading-from-a-const-map</a></span> -<span id="L235" class="LineNr">235 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type& get<span class="Delimiter">(</span><span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L236" class="LineNr">236 </span> <span class="Normal">typename</span> <span class="Special">T</span>::iterator iter<span class="Delimiter">(</span>map<span class="Delimiter">.</span>find<span class="Delimiter">(</span>key<span class="Delimiter">));</span> -<span id="L237" class="LineNr">237 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>iter == map<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L238" class="LineNr">238 </span> cerr << <span class="Constant">"get couldn't find key '"</span> << key << <span class="Constant">"'\n"</span><span class="Delimiter">;</span> -<span id="L239" class="LineNr">239 </span> assert<span class="Delimiter">(</span>iter != map<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L240" class="LineNr">240 </span> <span class="Delimiter">}</span> -<span id="L241" class="LineNr">241 </span> <span class="Identifier">return</span> iter<span class="Delimiter">-></span>second<span class="Delimiter">;</span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span> -<span id="L243" class="LineNr">243 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type <span class="Normal">const</span>& get<span class="Delimiter">(</span><span class="Normal">const</span> <span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L244" class="LineNr">244 </span> <span class="Normal">typename</span> <span class="Special">T</span>::const_iterator iter<span class="Delimiter">(</span>map<span class="Delimiter">.</span>find<span class="Delimiter">(</span>key<span class="Delimiter">));</span> -<span id="L245" class="LineNr">245 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>iter == map<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L246" class="LineNr">246 </span> cerr << <span class="Constant">"get couldn't find key '"</span> << key << <span class="Constant">"'\n"</span><span class="Delimiter">;</span> -<span id="L247" class="LineNr">247 </span> assert<span class="Delimiter">(</span>iter != map<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L248" class="LineNr">248 </span> <span class="Delimiter">}</span> -<span id="L249" class="LineNr">249 </span> <span class="Identifier">return</span> iter<span class="Delimiter">-></span>second<span class="Delimiter">;</span> -<span id="L250" class="LineNr">250 </span><span class="Delimiter">}</span> -<span id="L251" class="LineNr">251 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type <span class="Normal">const</span>& <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type <span class="Normal">const</span>& value<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L252" class="LineNr">252 </span> map[key] = value<span class="Delimiter">;</span> -<span id="L253" class="LineNr">253 </span> <span class="Identifier">return</span> map[key]<span class="Delimiter">;</span> -<span id="L254" class="LineNr">254 </span><span class="Delimiter">}</span> -<span id="L255" class="LineNr">255 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">bool</span> <a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L256" class="LineNr">256 </span> <span class="Identifier">return</span> map<span class="Delimiter">.</span>find<span class="Delimiter">(</span>key<span class="Delimiter">)</span> != map<span class="Delimiter">.</span>end<span class="Delimiter">();</span> -<span id="L257" class="LineNr">257 </span><span class="Delimiter">}</span> -<span id="L258" class="LineNr">258 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type& <a href='001help.cc.html#L258'>get_or_insert</a><span class="Delimiter">(</span><span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L259" class="LineNr">259 </span> <span class="Identifier">return</span> map[key]<span class="Delimiter">;</span> -<span id="L260" class="LineNr">260 </span><span class="Delimiter">}</span> -<span id="L261" class="LineNr">261 </span><span class="Normal">template</span><<span class="Normal">typename</span> <span class="Special">T</span>> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type <span class="Normal">const</span>& <a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special">T</span>& map<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::key_type <span class="Normal">const</span>& key<span class="Delimiter">,</span> <span class="Normal">typename</span> <span class="Special">T</span>::mapped_type <span class="Normal">const</span>& value<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L262" class="LineNr">262 </span> assert<span class="Delimiter">(</span>map<span class="Delimiter">.</span>find<span class="Delimiter">(</span>key<span class="Delimiter">)</span> == map<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L263" class="LineNr">263 </span> map[key] = value<span class="Delimiter">;</span> -<span id="L264" class="LineNr">264 </span> <span class="Identifier">return</span> map[key]<span class="Delimiter">;</span> -<span id="L265" class="LineNr">265 </span><span class="Delimiter">}</span> -<span id="L266" class="LineNr">266 </span><span class="Comment">//: The contract: any container that relies on get_or_insert should never call</span> -<span id="L267" class="LineNr">267 </span><span class="Comment">//: contains_key.</span> -<span id="L268" class="LineNr">268 </span> -<span id="L269" class="LineNr">269 </span><span class="Comment">//: 7. istreams are a royal pain in the arse. You have to be careful about</span> -<span id="L270" class="LineNr">270 </span><span class="Comment">//: what subclass you try to putback into. You have to watch out for the pesky</span> -<span id="L271" class="LineNr">271 </span><span class="Comment">//: failbit and badbit. Just avoid eof() and use this helper instead.</span> -<span id="L272" class="LineNr">272 </span><span class="Delimiter">:(code)</span> -<span id="L273" class="LineNr">273 </span><span class="Normal">bool</span> <a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L274" class="LineNr">274 </span> <span class="Identifier">return</span> in && !in<span class="Delimiter">.</span>eof<span class="Delimiter">();</span> -<span id="L275" class="LineNr">275 </span><span class="Delimiter">}</span> -<span id="L276" class="LineNr">276 </span> -<span id="L277" class="LineNr">277 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L278" class="LineNr">278 </span><span class="PreProc">#include </span><span class="Constant"><assert.h></span> -<span id="L279" class="LineNr">279 </span> -<span id="L280" class="LineNr">280 </span><span class="PreProc">#include </span><span class="Constant"><iostream></span> -<span id="L281" class="LineNr">281 </span><span class="Normal">using</span> std::istream<span class="Delimiter">;</span> -<span id="L282" class="LineNr">282 </span><span class="Normal">using</span> std::ostream<span class="Delimiter">;</span> -<span id="L283" class="LineNr">283 </span><span class="Normal">using</span> std::iostream<span class="Delimiter">;</span> -<span id="L284" class="LineNr">284 </span><span class="Normal">using</span> std::cin<span class="Delimiter">;</span> -<span id="L285" class="LineNr">285 </span><span class="Normal">using</span> std::cout<span class="Delimiter">;</span> -<span id="L286" class="LineNr">286 </span><span class="Normal">using</span> std::cerr<span class="Delimiter">;</span> -<span id="L287" class="LineNr">287 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> -<span id="L288" class="LineNr">288 </span> -<span id="L289" class="LineNr">289 </span><span class="PreProc">#include </span><span class="Constant"><string.h></span> -<span id="L290" class="LineNr">290 </span><span class="PreProc">#include </span><span class="Constant"><string></span> -<span id="L291" class="LineNr">291 </span><span class="Normal">using</span> std::string<span class="Delimiter">;</span> -<span id="L292" class="LineNr">292 </span> -<span id="L293" class="LineNr">293 </span><span class="PreProc">#include </span><span class="Constant"><algorithm></span> -<span id="L294" class="LineNr">294 </span><span class="Normal">using</span> std::min<span class="Delimiter">;</span> -<span id="L295" class="LineNr">295 </span><span class="Normal">using</span> std::max<span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/002test.cc.html b/html/subx/002test.cc.html deleted file mode 100644 index 266a34ed..00000000 --- a/html/subx/002test.cc.html +++ /dev/null @@ -1,176 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/002test.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.PreProc { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/002test.cc'>https://github.com/akkartik/mu/blob/master/subx/002test.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: A simple test harness. To create new tests, define functions starting with</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: 'test_'. To run all tests so defined, run:</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: $ ./mu test</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//:</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: Every layer should include tests, and can reach into previous layers.</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: However, it seems like a good idea never to reach into tests from previous</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: layers. Every test should be a contract that always passes as originally</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: written, regardless of any later layers. Avoid writing 'temporary' tests</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: that are only meant to work until some layer.</span> -<span id="L10" class="LineNr"> 10 </span> -<span id="L11" class="LineNr"> 11 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L12" class="LineNr"> 12 </span><span class="Normal">typedef</span> <span class="Normal">void</span> <span class="Delimiter">(</span>*test_fn<span class="Delimiter">)(</span><span class="Normal">void</span><span class="Delimiter">);</span> -<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">:(before "Globals")</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">// move a global ahead into types that we can't generate an extern declaration for</span> -<span id="L15" class="LineNr"> 15 </span><span class="Normal">const</span> <a href='002test.cc.html#L12'>test_fn</a> <span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[] = <span class="Delimiter">{</span> -<span id="L16" class="LineNr"> 16 </span> <span class="PreProc">#include </span><span class="Constant">"test_list"</span> <span class="Comment">// auto-generated; see 'build*' scripts</span> -<span id="L17" class="LineNr"> 17 </span><span class="Delimiter">};</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L20" class="LineNr"> 20 </span><span class="Normal">bool</span> <span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L21" class="LineNr"> 21 </span><span class="Normal">bool</span> <span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Comment">// set this to false inside any test to indicate failure</span> -<span id="L22" class="LineNr"> 22 </span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L24" class="LineNr"> 24 </span><span class="PreProc">#define CHECK(</span><span class="Special">X</span><span class="PreProc">) \</span> -<span id="L25" class="LineNr"> 25 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> && !(</span><span class="Special">X</span><span class="PreProc">)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> -<span id="L26" class="LineNr"> 26 </span><span class="PreProc"> cerr << </span><span class="Constant">"\nF - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): "</span><span class="PreProc"> << #</span><span class="Special">X</span><span class="PreProc"> << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L27" class="LineNr"> 27 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L28" class="LineNr"> 28 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> Currently we stop at the very first failure. </span><span class="Comment">*/</span><span class="PreProc"> \</span> -<span id="L29" class="LineNr"> 29 </span><span class="PreProc"> </span><span class="Delimiter">}</span> -<span id="L30" class="LineNr"> 30 </span> -<span id="L31" class="LineNr"> 31 </span><span class="PreProc">#define CHECK_EQ(</span><span class="Special">X</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Special">Y</span><span class="PreProc">) \</span> -<span id="L32" class="LineNr"> 32 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> && (</span><span class="Special">X</span><span class="PreProc">) != (</span><span class="Special">Y</span><span class="PreProc">)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> -<span id="L33" class="LineNr"> 33 </span><span class="PreProc"> cerr << </span><span class="Constant">"\nF - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): "</span><span class="PreProc"> << #</span><span class="Special">X</span><span class="PreProc"> << </span><span class="Constant">" == "</span><span class="PreProc"> << #</span><span class="Special">Y</span><span class="PreProc"> << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L34" class="LineNr"> 34 </span><span class="PreProc"> cerr << </span><span class="Constant">" got "</span><span class="PreProc"> << (</span><span class="Special">X</span><span class="PreProc">) << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> BEWARE: multiple eval </span><span class="Comment">*/</span><span class="PreProc"> \</span> -<span id="L35" class="LineNr"> 35 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L36" class="LineNr"> 36 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> Currently we stop at the very first failure. </span><span class="Comment">*/</span><span class="PreProc"> \</span> -<span id="L37" class="LineNr"> 37 </span><span class="PreProc"> </span><span class="Delimiter">}</span> -<span id="L38" class="LineNr"> 38 </span> -<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L40" class="LineNr"> 40 </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> -<span id="L42" class="LineNr"> 42 </span><span class="Delimiter">:(before "End Commandline Parsing")</span> -<span id="L43" class="LineNr"> 43 </span><span class="Normal">if</span> <span class="Delimiter">(</span>argc > <span class="Constant">1</span> && <a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"test"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> --argc<span class="Delimiter">;</span> ++argv<span class="Delimiter">;</span> <span class="Comment">// shift 'test' out of commandline args</span> -<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">}</span> -<span id="L46" class="LineNr"> 46 </span> -<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(before "End Main")</span> -<span id="L48" class="LineNr"> 48 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Comment">// Test Runs</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Comment">// we run some tests and then exit; assume no state need be maintained afterward</span> -<span id="L51" class="LineNr"> 51 </span> -<span id="L52" class="LineNr"> 52 </span> <span class="Normal">long</span> num_failures = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Comment">// End Test Run Initialization</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Normal">time_t</span> t<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&t<span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span> cerr << <span class="Constant">"C tests: "</span> << ctime<span class="Delimiter">(</span>&t<span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i=<span class="Constant">0</span><span class="Delimiter">;</span> i < <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L57" class="LineNr"> 57 </span><span class="CommentedCode">//? cerr << "running " << Test_names[i] << '\n';</span> -<span id="L58" class="LineNr"> 58 </span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="Delimiter">)</span> cerr << <span class="Constant">'.'</span><span class="Delimiter">;</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Normal">else</span> ++num_failures<span class="Delimiter">;</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Delimiter">}</span> -<span id="L62" class="LineNr"> 62 </span> cerr << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Comment">// End Tests</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>num_failures > <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L65" class="LineNr"> 65 </span> cerr << num_failures << <span class="Constant">" failure"</span> -<span id="L66" class="LineNr"> 66 </span> << <span class="Delimiter">(</span>num_failures > <span class="Constant">1</span> ? <span class="Constant">"s"</span> : <span class="Constant">""</span><span class="Delimiter">)</span> -<span id="L67" class="LineNr"> 67 </span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Delimiter">}</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">}</span> -<span id="L72" class="LineNr"> 72 </span> -<span id="L73" class="LineNr"> 73 </span><span class="Delimiter">:(after "End Main")</span> -<span id="L74" class="LineNr"> 74 </span><span class="Comment">//: Raise other unrecognized sub-commands as errors.</span> -<span id="L75" class="LineNr"> 75 </span><span class="Comment">//: We couldn't do this until now because we want `./subx test` to always</span> -<span id="L76" class="LineNr"> 76 </span><span class="Comment">//: succeed, no matter how many layers are included in the build.</span> -<span id="L77" class="LineNr"> 77 </span>cerr << <span class="Constant">"nothing to do\n"</span><span class="Delimiter">;</span> -<span id="L78" class="LineNr"> 78 </span><span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="Delimiter">:(code)</span> -<span id="L81" class="LineNr"> 81 </span><span class="Normal">void</span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span><span class="Normal">size_t</span> i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i >= <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L83" class="LineNr"> 83 </span> cerr << <span class="Constant">"no test "</span> << i << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Delimiter">}</span> -<span id="L86" class="LineNr"> 86 </span> <a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">();</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Comment">// End Test Setup</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">(</span>*<span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[i]<span class="Delimiter">)();</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Comment">// End Test Teardown</span> -<span id="L90" class="LineNr"> 90 </span><span class="Delimiter">}</span> -<span id="L91" class="LineNr"> 91 </span> -<span id="L92" class="LineNr"> 92 </span><span class="Comment">//: Convenience: run a single test</span> -<span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(before "Globals")</span> -<span id="L94" class="LineNr"> 94 </span><span class="Comment">// Names for each element of the 'Tests' global, respectively.</span> -<span id="L95" class="LineNr"> 95 </span><span class="Normal">const</span> string <span class="Special"><a href='002test.cc.html#L95'>Test_names</a></span>[] = <span class="Delimiter">{</span> -<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">#include </span><span class="Constant">"test_name_list"</span> <span class="Comment">// auto-generated; see 'build*' scripts</span> -<span id="L97" class="LineNr"> 97 </span><span class="Delimiter">};</span> -<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">:(after "Test Runs")</span> -<span id="L99" class="LineNr"> 99 </span>string <a href='002test.cc.html#L99'>maybe_single_test_to_run</a> = argv[argc-<span class="Constant">1</span>]<span class="Delimiter">;</span> -<span id="L100" class="LineNr">100 </span><span class="Normal">if</span> <span class="Delimiter">(</span>!starts_with<span class="Delimiter">(</span><a href='002test.cc.html#L99'>maybe_single_test_to_run</a><span class="Delimiter">,</span> <span class="Constant">"test_"</span><span class="Delimiter">))</span> -<span id="L101" class="LineNr">101 </span> <a href='002test.cc.html#L99'>maybe_single_test_to_run</a><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">"test_"</span><span class="Delimiter">);</span> -<span id="L102" class="LineNr">102 </span><span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i=<span class="Constant">0</span><span class="Delimiter">;</span> i < <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L103" class="LineNr">103 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L95'>Test_names</a></span>[i] == <a href='002test.cc.html#L99'>maybe_single_test_to_run</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L104" class="LineNr">104 </span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="Delimiter">)</span> cerr << <span class="Constant">".\n"</span><span class="Delimiter">;</span> -<span id="L106" class="LineNr">106 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L107" class="LineNr">107 </span> <span class="Delimiter">}</span> -<span id="L108" class="LineNr">108 </span><span class="Delimiter">}</span> -<span id="L109" class="LineNr">109 </span> -<span id="L110" class="LineNr">110 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L111" class="LineNr">111 </span><span class="PreProc">#include </span><span class="Constant"><stdlib.h></span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/003trace.cc.html b/html/subx/003trace.cc.html deleted file mode 100644 index 67832b0a..00000000 --- a/html/subx/003trace.cc.html +++ /dev/null @@ -1,585 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/003trace.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" 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JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/003trace.cc'>https://github.com/akkartik/mu/blob/master/subx/003trace.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: The goal of layers is to make programs more easy to understand and more</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: malleable, easy to rewrite in radical ways without accidentally breaking</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: some corner case. Tests further both goals. They help understandability by</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: letting one make small changes and get feedback. What if I wrote this line</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: like so? What if I removed this function call, is it really necessary?</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: Just try it, see if the tests pass. Want to explore rewriting this bit in</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: this way? Tests put many refactorings on a firmer footing.</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//:</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: But the usual way we write tests seems incomplete. Refactorings tend to</span> -<span id="L10" class="LineNr"> 10 </span><span class="Comment">//: work in the small, but don't help with changes to function boundaries. If</span> -<span id="L11" class="LineNr"> 11 </span><span class="Comment">//: you want to extract a new function you have to manually test-drive it to</span> -<span id="L12" class="LineNr"> 12 </span><span class="Comment">//: create tests for it. If you want to inline a function its tests are no</span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: longer valid. In both cases you end up having to reorganize code as well as</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">//: tests, an error-prone activity.</span> -<span id="L15" class="LineNr"> 15 </span><span class="Comment">//:</span> -<span id="L16" class="LineNr"> 16 </span><span class="Comment">//: In response, this layer introduces the notion of domain-driven *white-box*</span> -<span id="L17" class="LineNr"> 17 </span><span class="Comment">//: testing. We focus on the domain of inputs the whole program needs to</span> -<span id="L18" class="LineNr"> 18 </span><span class="Comment">//: handle rather than the correctness of individual functions. All white-box</span> -<span id="L19" class="LineNr"> 19 </span><span class="Comment">//: tests invoke the program in a single way: by calling run() with some</span> -<span id="L20" class="LineNr"> 20 </span><span class="Comment">//: input. As the program operates on the input, it traces out a list of</span> -<span id="L21" class="LineNr"> 21 </span><span class="Comment">//: _facts_ deduced about the domain:</span> -<span id="L22" class="LineNr"> 22 </span><span class="Comment">//: trace("label") << "fact 1: " << val;</span> -<span id="L23" class="LineNr"> 23 </span><span class="Comment">//:</span> -<span id="L24" class="LineNr"> 24 </span><span class="Comment">//: Tests can now check for these facts in the trace:</span> -<span id="L25" class="LineNr"> 25 </span><span class="Comment">//: CHECK_TRACE_CONTENTS("label", "fact 1: 34\n"</span> -<span id="L26" class="LineNr"> 26 </span><span class="Comment">//: "fact 2: 35\n");</span> -<span id="L27" class="LineNr"> 27 </span><span class="Comment">//:</span> -<span id="L28" class="LineNr"> 28 </span><span class="Comment">//: Since we never call anything but the run() function directly, we never have</span> -<span id="L29" class="LineNr"> 29 </span><span class="Comment">//: to rewrite the tests when we reorganize the internals of the program. We</span> -<span id="L30" class="LineNr"> 30 </span><span class="Comment">//: just have to make sure our rewrite deduces the same facts about the domain,</span> -<span id="L31" class="LineNr"> 31 </span><span class="Comment">//: and that's something we're going to have to do anyway.</span> -<span id="L32" class="LineNr"> 32 </span><span class="Comment">//:</span> -<span id="L33" class="LineNr"> 33 </span><span class="Comment">//: To avoid the combinatorial explosion of integration tests, each layer</span> -<span id="L34" class="LineNr"> 34 </span><span class="Comment">//: mainly logs facts to the trace with a common *label*. All tests in a layer</span> -<span id="L35" class="LineNr"> 35 </span><span class="Comment">//: tend to check facts with this label. Validating the facts logged with a</span> -<span id="L36" class="LineNr"> 36 </span><span class="Comment">//: specific label is like calling functions of that layer directly.</span> -<span id="L37" class="LineNr"> 37 </span><span class="Comment">//:</span> -<span id="L38" class="LineNr"> 38 </span><span class="Comment">//: To build robust tests, trace facts about your domain rather than details of</span> -<span id="L39" class="LineNr"> 39 </span><span class="Comment">//: how you computed them.</span> -<span id="L40" class="LineNr"> 40 </span><span class="Comment">//:</span> -<span id="L41" class="LineNr"> 41 </span><span class="Comment">//: More details: <a href="http://akkartik.name/blog/tracing-tests">http://akkartik.name/blog/tracing-tests</a></span> -<span id="L42" class="LineNr"> 42 </span><span class="Comment">//:</span> -<span id="L43" class="LineNr"> 43 </span><span class="Comment">//: ---</span> -<span id="L44" class="LineNr"> 44 </span><span class="Comment">//:</span> -<span id="L45" class="LineNr"> 45 </span><span class="Comment">//: Between layers and domain-driven testing, programming starts to look like a</span> -<span id="L46" class="LineNr"> 46 </span><span class="Comment">//: fundamentally different activity. Instead of focusing on a) superficial,</span> -<span id="L47" class="LineNr"> 47 </span><span class="Comment">//: b) local rules on c) code [like say <a href="http://blog.bbv.ch/2013/06/05/clean-code-cheat-sheet">http://blog.bbv.ch/2013/06/05/clean-code-cheat-sheet</a>],</span> -<span id="L48" class="LineNr"> 48 </span><span class="Comment">//: we allow programmers to engage with the a) deep, b) global structure of</span> -<span id="L49" class="LineNr"> 49 </span><span class="Comment">//: the c) domain. If you can systematically track discontinuities in the</span> -<span id="L50" class="LineNr"> 50 </span><span class="Comment">//: domain, you don't care if the code used gotos as long as it passed all</span> -<span id="L51" class="LineNr"> 51 </span><span class="Comment">//: tests. If tests become more robust to run, it becomes easier to try out</span> -<span id="L52" class="LineNr"> 52 </span><span class="Comment">//: radically different implementations for the same program. If code is</span> -<span id="L53" class="LineNr"> 53 </span><span class="Comment">//: super-easy to rewrite, it becomes less important what indentation style it</span> -<span id="L54" class="LineNr"> 54 </span><span class="Comment">//: uses, or that the objects are appropriately encapsulated, or that the</span> -<span id="L55" class="LineNr"> 55 </span><span class="Comment">//: functions are referentially transparent.</span> -<span id="L56" class="LineNr"> 56 </span><span class="Comment">//:</span> -<span id="L57" class="LineNr"> 57 </span><span class="Comment">//: Instead of plumbing, programming becomes building and gradually refining a</span> -<span id="L58" class="LineNr"> 58 </span><span class="Comment">//: map of the environment the program must operate under. Whether a program</span> -<span id="L59" class="LineNr"> 59 </span><span class="Comment">//: is 'correct' at a given point in time is a red herring; what matters is</span> -<span id="L60" class="LineNr"> 60 </span><span class="Comment">//: avoiding regression by monotonically nailing down the more 'eventful'</span> -<span id="L61" class="LineNr"> 61 </span><span class="Comment">//: parts of the terrain. It helps readers new and old, and rewards curiosity,</span> -<span id="L62" class="LineNr"> 62 </span><span class="Comment">//: to organize large programs in self-similar hierarchies of example tests</span> -<span id="L63" class="LineNr"> 63 </span><span class="Comment">//: colocated with the code that makes them work.</span> -<span id="L64" class="LineNr"> 64 </span><span class="Comment">//:</span> -<span id="L65" class="LineNr"> 65 </span><span class="Comment">//: "Programming properly should be regarded as an activity by which</span> -<span id="L66" class="LineNr"> 66 </span><span class="Comment">//: programmers form a mental model, rather than as production of a program."</span> -<span id="L67" class="LineNr"> 67 </span><span class="Comment">//: -- Peter Naur (<a href="http://alistair.cockburn.us/ASD+book+extract%3A+%22Naur,+Ehn,+Musashi%22">http://alistair.cockburn.us/ASD+book+extract%3A+%22Naur,+Ehn,+Musashi%22</a>)</span> -<span id="L68" class="LineNr"> 68 </span> -<span id="L69" class="LineNr"> 69 </span><span class="SalientComment">//:: == Core data structures</span> -<span id="L70" class="LineNr"> 70 </span> -<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L72" class="LineNr"> 72 </span>trace_stream* <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span> = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L73" class="LineNr"> 73 </span> -<span id="L74" class="LineNr"> 74 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L75" class="LineNr"> 75 </span><span class="Normal">struct</span> trace_stream <span class="Delimiter">{</span> -<span id="L76" class="LineNr"> 76 </span> vector<trace_line> <a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">;</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Comment">// End trace_stream Fields</span> -<span id="L78" class="LineNr"> 78 </span> -<span id="L79" class="LineNr"> 79 </span> trace_stream<span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Comment">// End trace_stream Constructor</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Delimiter">}</span> -<span id="L82" class="LineNr"> 82 </span> <a href='003trace.cc.html#L82'>~trace_stream</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Comment">// End trace_stream Destructor</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Delimiter">}</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Comment">// End trace_stream Methods</span> -<span id="L86" class="LineNr"> 86 </span><span class="Delimiter">};</span> -<span id="L87" class="LineNr"> 87 </span> -<span id="L88" class="LineNr"> 88 </span><span class="SalientComment">//:: == Adding to the trace</span> -<span id="L89" class="LineNr"> 89 </span> -<span id="L90" class="LineNr"> 90 </span><span class="Comment">//: Top-level method is trace() which can be used like an ostream. Usage:</span> -<span id="L91" class="LineNr"> 91 </span><span class="Comment">//: trace(depth, label) << ... << end();</span> -<span id="L92" class="LineNr"> 92 </span><span class="Comment">//: Don't forget the 'end()' to actually append to the trace.</span> -<span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L94" class="LineNr"> 94 </span><span class="Comment">// No brackets around the expansion so that it prints nothing if Trace_stream</span> -<span id="L95" class="LineNr"> 95 </span><span class="Comment">// isn't initialized.</span> -<span id="L96" class="LineNr"> 96 </span><span class="PreProc">#define trace(</span><span class="Delimiter">...</span><span class="PreProc">) !</span><span class="Special">Trace_stream</span><span class="PreProc"> ? cerr : </span><span class="Special">Trace_stream</span><span class="Delimiter">-></span><span class="PreProc">stream(</span><span class="Constant">__VA_ARGS__</span><span class="PreProc">)</span> -<span id="L97" class="LineNr"> 97 </span> -<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">:(before "End trace_stream Fields")</span> -<span id="L99" class="LineNr"> 99 </span><span class="Comment">// accumulator for current trace_line</span> -<span id="L100" class="LineNr">100 </span>ostringstream* curr_stream<span class="Delimiter">;</span> -<span id="L101" class="LineNr">101 </span>string <a href='003trace.cc.html#L101'>curr_label</a><span class="Delimiter">;</span> -<span id="L102" class="LineNr">102 </span><span class="Normal">int</span> <a href='003trace.cc.html#L102'>curr_depth</a><span class="Delimiter">;</span> -<span id="L103" class="LineNr">103 </span><span class="Comment">// other stuff</span> -<span id="L104" class="LineNr">104 </span><span class="Normal">int</span> <a href='003trace.cc.html#L104'>collect_depth</a><span class="Delimiter">;</span> <span class="Comment">// avoid tracing lower levels for speed</span> -<span id="L105" class="LineNr">105 </span>ofstream <a href='003trace.cc.html#L105'>null_stream</a><span class="Delimiter">;</span> <span class="Comment">// never opened, so writes to it silently fail</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="Comment">//: Some constants.</span> -<span id="L108" class="LineNr">108 </span><span class="Delimiter">:(before "struct trace_stream")</span> <span class="Comment">// include constants in all cleaved compilation units</span> -<span id="L109" class="LineNr">109 </span><span class="Normal">const</span> <span class="Normal">int</span> <span class="Special"><a href='003trace.cc.html#L109'>Max_depth</a></span> = <span class="Constant">9999</span><span class="Delimiter">;</span> -<span id="L110" class="LineNr">110 </span><span class="Delimiter">:(before "End trace_stream Constructor")</span> -<span id="L111" class="LineNr">111 </span>curr_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L112" class="LineNr">112 </span><a href='003trace.cc.html#L102'>curr_depth</a> = <span class="Special"><a href='003trace.cc.html#L109'>Max_depth</a></span><span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span><a href='003trace.cc.html#L104'>collect_depth</a> = <span class="Special"><a href='003trace.cc.html#L109'>Max_depth</a></span><span class="Delimiter">;</span> -<span id="L114" class="LineNr">114 </span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">:(before "struct trace_stream")</span> -<span id="L116" class="LineNr">116 </span><span class="Normal">struct</span> trace_line <span class="Delimiter">{</span> -<span id="L117" class="LineNr">117 </span> string <a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">;</span> -<span id="L118" class="LineNr">118 </span> string label<span class="Delimiter">;</span> -<span id="L119" class="LineNr">119 </span> <span class="Normal">int</span> <a href='003trace.cc.html#L119'>depth</a><span class="Delimiter">;</span> <span class="Comment">// 0 is 'sea level'; positive integers are progressively 'deeper' and lower level</span> -<span id="L120" class="LineNr">120 </span> trace_line<span class="Delimiter">(</span>string c<span class="Delimiter">,</span> string l<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L121" class="LineNr">121 </span> <a href='003trace.cc.html#L117'>contents</a> = c<span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span> label = l<span class="Delimiter">;</span> -<span id="L123" class="LineNr">123 </span> <a href='003trace.cc.html#L119'>depth</a> = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L124" class="LineNr">124 </span> <span class="Delimiter">}</span> -<span id="L125" class="LineNr">125 </span> trace_line<span class="Delimiter">(</span>string c<span class="Delimiter">,</span> string l<span class="Delimiter">,</span> <span class="Normal">int</span> d<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L126" class="LineNr">126 </span> <a href='003trace.cc.html#L117'>contents</a> = c<span class="Delimiter">;</span> -<span id="L127" class="LineNr">127 </span> label = l<span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span> <a href='003trace.cc.html#L119'>depth</a> = d<span class="Delimiter">;</span> -<span id="L129" class="LineNr">129 </span> <span class="Delimiter">}</span> -<span id="L130" class="LineNr">130 </span><span class="Delimiter">};</span> -<span id="L131" class="LineNr">131 </span> -<span id="L132" class="LineNr">132 </span>string <a href='003trace.cc.html#L132'>unescape_newline</a><span class="Delimiter">(</span>string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L133" class="LineNr">133 </span> std::stringstream ss<span class="Delimiter">;</span> -<span id="L134" class="LineNr">134 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L135" class="LineNr">135 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> -<span id="L136" class="LineNr">136 </span> ss << <span class="Constant">"\\n"</span><span class="Delimiter">;</span> -<span id="L137" class="LineNr">137 </span> <span class="Normal">else</span> -<span id="L138" class="LineNr">138 </span> ss << s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span> <span class="Delimiter">}</span> -<span id="L140" class="LineNr">140 </span> <span class="Identifier">return</span> ss<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L141" class="LineNr">141 </span><span class="Delimiter">}</span> -<span id="L142" class="LineNr">142 </span> -<span id="L143" class="LineNr">143 </span><span class="Normal">void</span> <a href='003trace.cc.html#L143'>dump_trace_line</a><span class="Delimiter">(</span>ostream& s<span class="Delimiter">,</span> trace_line& t<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L144" class="LineNr">144 </span> s << std::setw<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">)</span> << t<span class="Delimiter">.</span><a href='003trace.cc.html#L119'>depth</a> << <span class="Constant">' '</span> << t<span class="Delimiter">.</span>label << <span class="Constant">": "</span> << <a href='003trace.cc.html#L132'>unescape_newline</a><span class="Delimiter">(</span>t<span class="Delimiter">.</span><a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span><span class="Delimiter">}</span> -<span id="L146" class="LineNr">146 </span> -<span id="L147" class="LineNr">147 </span><span class="Comment">//: Starting a new trace line.</span> -<span id="L148" class="LineNr">148 </span><span class="Delimiter">:(before "End trace_stream Methods")</span> -<span id="L149" class="LineNr">149 </span>ostream& stream<span class="Delimiter">(</span>string label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L150" class="LineNr">150 </span> <span class="Identifier">return</span> stream<span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L109'>Max_depth</a></span><span class="Delimiter">,</span> label<span class="Delimiter">);</span> -<span id="L151" class="LineNr">151 </span><span class="Delimiter">}</span> -<span id="L152" class="LineNr">152 </span> -<span id="L153" class="LineNr">153 </span>ostream& stream<span class="Delimiter">(</span><span class="Normal">int</span> <a href='003trace.cc.html#L119'>depth</a><span class="Delimiter">,</span> string label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L154" class="LineNr">154 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L119'>depth</a> > <a href='003trace.cc.html#L104'>collect_depth</a><span class="Delimiter">)</span> <span class="Identifier">return</span> <a href='003trace.cc.html#L105'>null_stream</a><span class="Delimiter">;</span> -<span id="L155" class="LineNr">155 </span> curr_stream = <span class="Normal">new</span> ostringstream<span class="Delimiter">;</span> -<span id="L156" class="LineNr">156 </span> <a href='003trace.cc.html#L101'>curr_label</a> = label<span class="Delimiter">;</span> -<span id="L157" class="LineNr">157 </span> <a href='003trace.cc.html#L102'>curr_depth</a> = <a href='003trace.cc.html#L119'>depth</a><span class="Delimiter">;</span> -<span id="L158" class="LineNr">158 </span> <span class="Delimiter">(</span>*curr_stream<span class="Delimiter">)</span> << std::hex<span class="Delimiter">;</span> <span class="Comment">// printing addresses is the common case</span> -<span id="L159" class="LineNr">159 </span> <span class="Identifier">return</span> *curr_stream<span class="Delimiter">;</span> -<span id="L160" class="LineNr">160 </span><span class="Delimiter">}</span> -<span id="L161" class="LineNr">161 </span> -<span id="L162" class="LineNr">162 </span><span class="Comment">//: End of a trace line; append it to the trace.</span> -<span id="L163" class="LineNr">163 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L164" class="LineNr">164 </span><span class="Normal">struct</span> end <span class="Delimiter">{};</span> -<span id="L165" class="LineNr">165 </span><span class="Delimiter">:(code)</span> -<span id="L166" class="LineNr">166 </span>ostream& <span class="Normal">operator</span><<<span class="Delimiter">(</span>ostream& os<span class="Delimiter">,</span> end <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">)</span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L183'>newline</a><span class="Delimiter">();</span> -<span id="L168" class="LineNr">168 </span> <span class="Identifier">return</span> os<span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span> -<span id="L171" class="LineNr">171 </span><span class="Comment">//: Fatal error.</span> -<span id="L172" class="LineNr">172 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L173" class="LineNr">173 </span><span class="Normal">struct</span> <a href='003trace.cc.html#L173'>die</a> <span class="Delimiter">{};</span> -<span id="L174" class="LineNr">174 </span><span class="Delimiter">:(code)</span> -<span id="L175" class="LineNr">175 </span>ostream& <span class="Normal">operator</span><<<span class="Delimiter">(</span>ostream& <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">,</span> <a href='003trace.cc.html#L173'>die</a> <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L176" class="LineNr">176 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">)</span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L183'>newline</a><span class="Delimiter">();</span> -<span id="L177" class="LineNr">177 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L178" class="LineNr">178 </span><span class="Delimiter">}</span> -<span id="L179" class="LineNr">179 </span> -<span id="L180" class="LineNr">180 </span><span class="Delimiter">:(before "End trace_stream Methods")</span> -<span id="L181" class="LineNr">181 </span><span class="Normal">void</span> <a href='003trace.cc.html#L183'>newline</a><span class="Delimiter">();</span> -<span id="L182" class="LineNr">182 </span><span class="Delimiter">:(code)</span> -<span id="L183" class="LineNr">183 </span><span class="Normal">void</span> trace_stream::<a href='003trace.cc.html#L183'>newline</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L184" class="LineNr">184 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!curr_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L185" class="LineNr">185 </span> string curr_contents = curr_stream<span class="Delimiter">-></span>str<span class="Delimiter">();</span> -<span id="L186" class="LineNr">186 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!curr_contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L187" class="LineNr">187 </span> <a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_line<span class="Delimiter">(</span>curr_contents<span class="Delimiter">,</span> <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><a href='003trace.cc.html#L101'>curr_label</a><span class="Delimiter">),</span> <a href='003trace.cc.html#L102'>curr_depth</a><span class="Delimiter">));</span> <span class="Comment">// preserve indent in contents</span> -<span id="L188" class="LineNr">188 </span> <span class="Comment">// maybe incrementally dump trace</span> -<span id="L189" class="LineNr">189 </span> trace_line& t = <a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>back<span class="Delimiter">();</span> -<span id="L190" class="LineNr">190 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L243'>should_incrementally_print_trace</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <a href='003trace.cc.html#L143'>dump_trace_line</a><span class="Delimiter">(</span>cerr<span class="Delimiter">,</span> t<span class="Delimiter">);</span> -<span id="L192" class="LineNr">192 </span> <span class="Delimiter">}</span> -<span id="L193" class="LineNr">193 </span> <span class="Comment">// End trace Commit</span> -<span id="L194" class="LineNr">194 </span> <span class="Delimiter">}</span> -<span id="L195" class="LineNr">195 </span> -<span id="L196" class="LineNr">196 </span> <span class="Comment">// clean up</span> -<span id="L197" class="LineNr">197 </span> <span class="Normal">delete</span> curr_stream<span class="Delimiter">;</span> -<span id="L198" class="LineNr">198 </span> curr_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L199" class="LineNr">199 </span> <a href='003trace.cc.html#L101'>curr_label</a><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> -<span id="L200" class="LineNr">200 </span> <a href='003trace.cc.html#L102'>curr_depth</a> = <span class="Special"><a href='003trace.cc.html#L109'>Max_depth</a></span><span class="Delimiter">;</span> -<span id="L201" class="LineNr">201 </span><span class="Delimiter">}</span> -<span id="L202" class="LineNr">202 </span> -<span id="L203" class="LineNr">203 </span><span class="SalientComment">//:: == Initializing the trace in tests</span> -<span id="L204" class="LineNr">204 </span> -<span id="L205" class="LineNr">205 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L206" class="LineNr">206 </span><span class="PreProc">#define START_TRACING_UNTIL_END_OF_SCOPE lease_tracer leased_tracer</span><span class="Delimiter">;</span> -<span id="L207" class="LineNr">207 </span><span class="Delimiter">:(before "End Test Setup")</span> -<span id="L208" class="LineNr">208 </span><a href='003trace.cc.html#L206'>START_TRACING_UNTIL_END_OF_SCOPE</a> -<span id="L209" class="LineNr">209 </span> -<span id="L210" class="LineNr">210 </span><span class="Comment">//: Trace_stream is a resource, lease_tracer uses RAII to manage it.</span> -<span id="L211" class="LineNr">211 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L212" class="LineNr">212 </span><span class="Normal">struct</span> lease_tracer <span class="Delimiter">{</span> -<span id="L213" class="LineNr">213 </span> lease_tracer<span class="Delimiter">();</span> -<span id="L214" class="LineNr">214 </span> <a href='003trace.cc.html#L218'>~lease_tracer</a><span class="Delimiter">();</span> -<span id="L215" class="LineNr">215 </span><span class="Delimiter">};</span> -<span id="L216" class="LineNr">216 </span><span class="Delimiter">:(code)</span> -<span id="L217" class="LineNr">217 </span>lease_tracer::lease_tracer<span class="Delimiter">()</span> <span class="Delimiter">{</span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span> = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span> <span class="Delimiter">}</span> -<span id="L218" class="LineNr">218 </span>lease_tracer::<a href='003trace.cc.html#L218'>~lease_tracer</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L219" class="LineNr">219 </span> <span class="Normal">delete</span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">;</span> -<span id="L220" class="LineNr">220 </span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span> = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span> -<span id="L222" class="LineNr">222 </span> -<span id="L223" class="LineNr">223 </span><span class="SalientComment">//:: == Errors and warnings using traces</span> -<span id="L224" class="LineNr">224 </span> -<span id="L225" class="LineNr">225 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L226" class="LineNr">226 </span><span class="PreProc">#define raise (!</span><span class="Special">Trace_stream</span><span class="PreProc"> ? (++</span><span class="Special">Trace_errors</span><span class="Delimiter">,</span><span class="PreProc">cerr) </span><span class="Comment">/*</span><span class="Comment">do print</span><span class="Comment">*/</span><span class="PreProc"> : </span><span class="Special">Trace_stream</span><span class="Delimiter">-></span><span class="PreProc">stream(</span><span class="Special">Error_depth</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"error"</span><span class="PreProc">))</span> -<span id="L227" class="LineNr">227 </span><span class="PreProc">#define warn (!</span><span class="Special">Trace_stream</span><span class="PreProc"> ? (++</span><span class="Special">Trace_errors</span><span class="Delimiter">,</span><span class="PreProc">cerr) </span><span class="Comment">/*</span><span class="Comment">do print</span><span class="Comment">*/</span><span class="PreProc"> : </span><span class="Special">Trace_stream</span><span class="Delimiter">-></span><span class="PreProc">stream(</span><span class="Special">Warn_depth</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"warn"</span><span class="PreProc">))</span> -<span id="L228" class="LineNr">228 </span> -<span id="L229" class="LineNr">229 </span><span class="Comment">//: Print errors and warnings to the screen by default.</span> -<span id="L230" class="LineNr">230 </span><span class="Delimiter">:(before "struct trace_stream")</span> <span class="Comment">// include constants in all cleaved compilation units</span> -<span id="L231" class="LineNr">231 </span><span class="Normal">const</span> <span class="Normal">int</span> <span class="Special"><a href='003trace.cc.html#L231'>Error_depth</a></span> = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L232" class="LineNr">232 </span><span class="Normal">const</span> <span class="Normal">int</span> <span class="Special"><a href='003trace.cc.html#L232'>Warn_depth</a></span> = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L233" class="LineNr">233 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L234" class="LineNr">234 </span><span class="Normal">int</span> <span class="Special">Hide_errors</span> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// if set, don't print errors or warnings to screen</span> -<span id="L235" class="LineNr">235 </span><span class="Normal">int</span> <span class="Special">Hide_warnings</span> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// if set, don't print warnings to screen</span> -<span id="L236" class="LineNr">236 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L237" class="LineNr">237 </span><span class="Special">Hide_errors</span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L238" class="LineNr">238 </span><span class="Special">Hide_warnings</span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L239" class="LineNr">239 </span><span class="Comment">//: Never dump warnings in tests</span> -<span id="L240" class="LineNr">240 </span><span class="Delimiter">:(before "End Test Setup")</span> -<span id="L241" class="LineNr">241 </span><span class="Special">Hide_warnings</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">:(code)</span> -<span id="L243" class="LineNr">243 </span><span class="Normal">bool</span> trace_stream::<a href='003trace.cc.html#L243'>should_incrementally_print_trace</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L244" class="LineNr">244 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special">Hide_errors</span> && <a href='003trace.cc.html#L102'>curr_depth</a> == <span class="Special"><a href='003trace.cc.html#L231'>Error_depth</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L245" class="LineNr">245 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special">Hide_warnings</span> && !<span class="Special">Hide_errors</span> && <a href='003trace.cc.html#L102'>curr_depth</a> == <span class="Special"><a href='003trace.cc.html#L232'>Warn_depth</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L246" class="LineNr">246 </span> <span class="Comment">// End Incremental Trace Print Conditions</span> -<span id="L247" class="LineNr">247 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L248" class="LineNr">248 </span><span class="Delimiter">}</span> -<span id="L249" class="LineNr">249 </span><span class="Delimiter">:(before "End trace_stream Methods")</span> -<span id="L250" class="LineNr">250 </span><span class="Normal">bool</span> <a href='003trace.cc.html#L243'>should_incrementally_print_trace</a><span class="Delimiter">();</span> -<span id="L251" class="LineNr">251 </span> -<span id="L252" class="LineNr">252 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L253" class="LineNr">253 </span><span class="Normal">int</span> <span class="Special"><a href='003trace.cc.html#L253'>Trace_errors</a></span> = <span class="Constant">0</span><span class="Delimiter">;</span> <span class="Comment">// used only when Trace_stream is NULL</span> -<span id="L254" class="LineNr">254 </span> -<span id="L255" class="LineNr">255 </span><span class="Comment">// Fail tests that displayed (unexpected) errors.</span> -<span id="L256" class="LineNr">256 </span><span class="Comment">// Expected errors should always be hidden and silently checked for.</span> -<span id="L257" class="LineNr">257 </span><span class="Delimiter">:(before "End Test Teardown")</span> -<span id="L258" class="LineNr">258 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> && !<span class="Special">Hide_errors</span> && <a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L259" class="LineNr">259 </span> <span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L260" class="LineNr">260 </span><span class="Delimiter">}</span> -<span id="L261" class="LineNr">261 </span><span class="Delimiter">:(code)</span> -<span id="L262" class="LineNr">262 </span><span class="Normal">bool</span> <a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L263" class="LineNr">263 </span> <span class="Identifier">return</span> <span class="Special"><a href='003trace.cc.html#L253'>Trace_errors</a></span> > <span class="Constant">0</span> || trace_count<span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">)</span> > <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L264" class="LineNr">264 </span><span class="Delimiter">}</span> -<span id="L265" class="LineNr">265 </span> -<span id="L266" class="LineNr">266 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L267" class="LineNr">267 </span><span class="Comment">// If we aren't yet sure how to deal with some corner case, use assert_for_now</span> -<span id="L268" class="LineNr">268 </span><span class="Comment">// to indicate that it isn't an inviolable invariant.</span> -<span id="L269" class="LineNr">269 </span><span class="PreProc">#define assert_for_now assert</span> -<span id="L270" class="LineNr">270 </span><span class="PreProc">#define raise_for_now raise</span> -<span id="L271" class="LineNr">271 </span> -<span id="L272" class="LineNr">272 </span><span class="SalientComment">//:: == Other assertions on traces</span> -<span id="L273" class="LineNr">273 </span><span class="Comment">//: Primitives:</span> -<span id="L274" class="LineNr">274 </span><span class="Comment">//: - CHECK_TRACE_CONTENTS(lines)</span> -<span id="L275" class="LineNr">275 </span><span class="Comment">//: Assert that the trace contains the given lines (separated by newlines)</span> -<span id="L276" class="LineNr">276 </span><span class="Comment">//: in order. There can be other intervening lines between them.</span> -<span id="L277" class="LineNr">277 </span><span class="Comment">//: - CHECK_TRACE_DOESNT_CONTAIN(line)</span> -<span id="L278" class="LineNr">278 </span><span class="Comment">//: - CHECK_TRACE_DOESNT_CONTAIN(label, contents)</span> -<span id="L279" class="LineNr">279 </span><span class="Comment">//: Assert that the trace doesn't contain the given (single) line.</span> -<span id="L280" class="LineNr">280 </span><span class="Comment">//: - CHECK_TRACE_COUNT(label, count)</span> -<span id="L281" class="LineNr">281 </span><span class="Comment">//: Assert that the trace contains exactly 'count' lines with the given</span> -<span id="L282" class="LineNr">282 </span><span class="Comment">//: 'label'.</span> -<span id="L283" class="LineNr">283 </span><span class="Comment">//: - CHECK_TRACE_CONTAINS_ERRORS()</span> -<span id="L284" class="LineNr">284 </span><span class="Comment">//: - CHECK_TRACE_DOESNT_CONTAIN_ERRORS()</span> -<span id="L285" class="LineNr">285 </span><span class="Comment">//: - trace_count_prefix(label, prefix)</span> -<span id="L286" class="LineNr">286 </span><span class="Comment">//: Count the number of trace lines with the given 'label' that start with</span> -<span id="L287" class="LineNr">287 </span><span class="Comment">//: the given 'prefix'.</span> -<span id="L288" class="LineNr">288 </span> -<span id="L289" class="LineNr">289 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L290" class="LineNr">290 </span><span class="PreProc">#define CHECK_TRACE_CONTENTS(</span><span class="Delimiter">...</span><span class="PreProc">) check_trace_contents(__FUNCTION__</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">__FILE__</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">__LINE__</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">__VA_ARGS__</span><span class="PreProc">)</span> -<span id="L291" class="LineNr">291 </span> -<span id="L292" class="LineNr">292 </span><span class="PreProc">#define CHECK_TRACE_DOESNT_CONTAIN(</span><span class="Delimiter">...</span><span class="PreProc">) CHECK(trace_doesnt_contain(</span><span class="Constant">__VA_ARGS__</span><span class="PreProc">))</span> -<span id="L293" class="LineNr">293 </span> -<span id="L294" class="LineNr">294 </span><span class="PreProc">#define CHECK_TRACE_COUNT(label</span><span class="Delimiter">,</span><span class="PreProc"> count) \</span> -<span id="L295" class="LineNr">295 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> && trace_count(label) != (count)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> -<span id="L296" class="LineNr">296 </span><span class="PreProc"> cerr << </span><span class="Constant">"\nF - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): trace_count of "</span><span class="PreProc"> << label << </span><span class="Constant">" should be "</span><span class="PreProc"> << count << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L297" class="LineNr">297 </span><span class="PreProc"> cerr << </span><span class="Constant">" got "</span><span class="PreProc"> << trace_count(label) << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> multiple eval </span><span class="Comment">*/</span><span class="PreProc"> \</span> -<span id="L298" class="LineNr">298 </span><span class="PreProc"> DUMP(label)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L299" class="LineNr">299 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L300" class="LineNr">300 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> Currently we stop at the very first failure. </span><span class="Comment">*/</span><span class="PreProc"> \</span> -<span id="L301" class="LineNr">301 </span><span class="PreProc"> </span><span class="Delimiter">}</span> -<span id="L302" class="LineNr">302 </span> -<span id="L303" class="LineNr">303 </span><span class="PreProc">#define CHECK_TRACE_CONTAINS_ERRORS() CHECK(trace_contains_errors())</span> -<span id="L304" class="LineNr">304 </span><span class="PreProc">#define CHECK_TRACE_DOESNT_CONTAIN_ERRORS() \</span> -<span id="L305" class="LineNr">305 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> && trace_contains_errors()) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> -<span id="L306" class="LineNr">306 </span><span class="PreProc"> cerr << </span><span class="Constant">"\nF - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): unexpected errors\n"</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L307" class="LineNr">307 </span><span class="PreProc"> DUMP(</span><span class="Constant">"error"</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L308" class="LineNr">308 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L309" class="LineNr">309 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L310" class="LineNr">310 </span><span class="PreProc"> </span><span class="Delimiter">}</span> -<span id="L311" class="LineNr">311 </span> -<span id="L312" class="LineNr">312 </span><span class="Comment">// Allow tests to ignore trace lines generated during setup.</span> -<span id="L313" class="LineNr">313 </span><span class="PreProc">#define CLEAR_TRACE </span><span class="Normal">delete</span><span class="PreProc"> </span><span class="Special">Trace_stream</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Special">Trace_stream</span><span class="PreProc"> = </span><span class="Normal">new</span><span class="PreProc"> trace_stream</span> -<span id="L314" class="LineNr">314 </span> -<span id="L315" class="LineNr">315 </span><span class="Delimiter">:(code)</span> -<span id="L316" class="LineNr">316 </span><span class="Normal">bool</span> <a href='003trace.cc.html#L316'>check_trace_contents</a><span class="Delimiter">(</span>string FUNCTION<span class="Delimiter">,</span> string <span class="Normal">FILE</span><span class="Delimiter">,</span> <span class="Normal">int</span> LINE<span class="Delimiter">,</span> string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L317" class="LineNr">317 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L318" class="LineNr">318 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L319" class="LineNr">319 </span> vector<string> expected_lines = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span>expected<span class="Delimiter">,</span> <span class="Constant">"\n"</span><span class="Delimiter">);</span> -<span id="L320" class="LineNr">320 </span> <span class="Normal">int</span> curr_expected_line = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L321" class="LineNr">321 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>curr_expected_line < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> && expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span> -<span id="L322" class="LineNr">322 </span> ++curr_expected_line<span class="Delimiter">;</span> -<span id="L323" class="LineNr">323 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_expected_line == <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L324" class="LineNr">324 </span> string label<span class="Delimiter">,</span> <a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">;</span> -<span id="L325" class="LineNr">325 </span> <a href='003trace.cc.html#L386'>split_label_contents</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">),</span> &label<span class="Delimiter">,</span> &contents<span class="Delimiter">);</span> -<span id="L326" class="LineNr">326 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>vector<trace_line>::iterator p = <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L327" class="LineNr">327 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>label != p<span class="Delimiter">-></span>label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L328" class="LineNr">328 </span> string t = <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span><a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">);</span> -<span id="L329" class="LineNr">329 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L117'>contents</a> != <a href='003trace.cc.html#L132'>unescape_newline</a><span class="Delimiter">(</span>t<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L330" class="LineNr">330 </span> ++curr_expected_line<span class="Delimiter">;</span> -<span id="L331" class="LineNr">331 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>curr_expected_line < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> && expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span> -<span id="L332" class="LineNr">332 </span> ++curr_expected_line<span class="Delimiter">;</span> -<span id="L333" class="LineNr">333 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_expected_line == <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L334" class="LineNr">334 </span> <a href='003trace.cc.html#L386'>split_label_contents</a><span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">),</span> &label<span class="Delimiter">,</span> &contents<span class="Delimiter">);</span> -<span id="L335" class="LineNr">335 </span> <span class="Delimiter">}</span> -<span id="L336" class="LineNr">336 </span> -<span id="L337" class="LineNr">337 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L399'>line_exists_anywhere</a><span class="Delimiter">(</span>label<span class="Delimiter">,</span> <a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L338" class="LineNr">338 </span> cerr << <span class="Constant">"\nF - "</span> << FUNCTION << <span class="Constant">"("</span> << <span class="Normal">FILE</span> << <span class="Constant">":"</span> << LINE << <span class="Constant">"): <a href='011run.cc.html#L120'>line</a> ["</span> << label << <span class="Constant">": "</span> << <a href='003trace.cc.html#L117'>contents</a> << <span class="Constant">"] out of order in <a href='003trace.cc.html#L96'>trace</a>:\n"</span><span class="Delimiter">;</span> -<span id="L339" class="LineNr">339 </span> <a href='003trace.cc.html#L435'>DUMP</a><span class="Delimiter">(</span><span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L340" class="LineNr">340 </span> <span class="Delimiter">}</span> -<span id="L341" class="LineNr">341 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L342" class="LineNr">342 </span> cerr << <span class="Constant">"\nF - "</span> << FUNCTION << <span class="Constant">"("</span> << <span class="Normal">FILE</span> << <span class="Constant">":"</span> << LINE << <span class="Constant">"): missing ["</span> << <a href='003trace.cc.html#L117'>contents</a> << <span class="Constant">"] in <a href='003trace.cc.html#L96'>trace</a>:\n"</span><span class="Delimiter">;</span> -<span id="L343" class="LineNr">343 </span> <a href='003trace.cc.html#L435'>DUMP</a><span class="Delimiter">(</span>label<span class="Delimiter">);</span> -<span id="L344" class="LineNr">344 </span> <span class="Delimiter">}</span> -<span id="L345" class="LineNr">345 </span> <span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L346" class="LineNr">346 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L347" class="LineNr">347 </span><span class="Delimiter">}</span> -<span id="L348" class="LineNr">348 </span> -<span id="L349" class="LineNr">349 </span><span class="Normal">bool</span> <a href='003trace.cc.html#L349'>trace_doesnt_contain</a><span class="Delimiter">(</span>string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L350" class="LineNr">350 </span> vector<string> tmp = <a href='003trace.cc.html#L422'>split_first</a><span class="Delimiter">(</span>expected<span class="Delimiter">,</span> <span class="Constant">": "</span><span class="Delimiter">);</span> -<span id="L351" class="LineNr">351 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>tmp<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L352" class="LineNr">352 </span> <a href='003trace.cc.html#L226'>raise</a> << expected << <span class="Constant">": missing label or <a href='003trace.cc.html#L117'>contents</a> in <a href='003trace.cc.html#L96'>trace</a> line\n"</span> << end<span class="Delimiter">();</span> -<span id="L353" class="LineNr">353 </span> assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span> -<span id="L354" class="LineNr">354 </span> <span class="Delimiter">}</span> -<span id="L355" class="LineNr">355 </span> <span class="Identifier">return</span> trace_count<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">))</span> == <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L356" class="LineNr">356 </span><span class="Delimiter">}</span> -<span id="L357" class="LineNr">357 </span> -<span id="L358" class="LineNr">358 </span><span class="Normal">int</span> trace_count<span class="Delimiter">(</span>string label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L359" class="LineNr">359 </span> <span class="Identifier">return</span> trace_count<span class="Delimiter">(</span>label<span class="Delimiter">,</span> <span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L360" class="LineNr">360 </span><span class="Delimiter">}</span> -<span id="L361" class="LineNr">361 </span> -<span id="L362" class="LineNr">362 </span><span class="Normal">int</span> trace_count<span class="Delimiter">(</span>string label<span class="Delimiter">,</span> string <a href='011run.cc.html#L120'>line</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L363" class="LineNr">363 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L364" class="LineNr">364 </span> <span class="Normal">long</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L365" class="LineNr">365 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>vector<trace_line>::iterator p = <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L366" class="LineNr">366 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>label == p<span class="Delimiter">-></span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L367" class="LineNr">367 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='011run.cc.html#L120'>line</a> == <span class="Constant">""</span> || <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><a href='011run.cc.html#L120'>line</a><span class="Delimiter">)</span> == <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span><a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">))</span> -<span id="L368" class="LineNr">368 </span> ++result<span class="Delimiter">;</span> -<span id="L369" class="LineNr">369 </span> <span class="Delimiter">}</span> -<span id="L370" class="LineNr">370 </span> <span class="Delimiter">}</span> -<span id="L371" class="LineNr">371 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L372" class="LineNr">372 </span><span class="Delimiter">}</span> -<span id="L373" class="LineNr">373 </span> -<span id="L374" class="LineNr">374 </span><span class="Normal">int</span> <a href='003trace.cc.html#L374'>trace_count_prefix</a><span class="Delimiter">(</span>string label<span class="Delimiter">,</span> string prefix<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L375" class="LineNr">375 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L376" class="LineNr">376 </span> <span class="Normal">long</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L377" class="LineNr">377 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>vector<trace_line>::iterator p = <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L378" class="LineNr">378 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>label == p<span class="Delimiter">-></span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L379" class="LineNr">379 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L101'>starts_with</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span><a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">),</span> <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>prefix<span class="Delimiter">)))</span> -<span id="L380" class="LineNr">380 </span> ++result<span class="Delimiter">;</span> -<span id="L381" class="LineNr">381 </span> <span class="Delimiter">}</span> -<span id="L382" class="LineNr">382 </span> <span class="Delimiter">}</span> -<span id="L383" class="LineNr">383 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L384" class="LineNr">384 </span><span class="Delimiter">}</span> -<span id="L385" class="LineNr">385 </span> -<span id="L386" class="LineNr">386 </span><span class="Normal">void</span> <a href='003trace.cc.html#L386'>split_label_contents</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">,</span> string* label<span class="Delimiter">,</span> string* <a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L387" class="LineNr">387 </span> <span class="Normal">static</span> <span class="Normal">const</span> string delim<span class="Delimiter">(</span><span class="Constant">": "</span><span class="Delimiter">);</span> -<span id="L388" class="LineNr">388 </span> <span class="Normal">size_t</span> pos = s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span> -<span id="L389" class="LineNr">389 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>pos == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L390" class="LineNr">390 </span> *label = <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L391" class="LineNr">391 </span> *contents = <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>s<span class="Delimiter">);</span> -<span id="L392" class="LineNr">392 </span> <span class="Delimiter">}</span> -<span id="L393" class="LineNr">393 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L394" class="LineNr">394 </span> *label = <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> pos<span class="Delimiter">));</span> -<span id="L395" class="LineNr">395 </span> *contents = <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span>pos+SIZE<span class="Delimiter">(</span>delim<span class="Delimiter">)));</span> -<span id="L396" class="LineNr">396 </span> <span class="Delimiter">}</span> -<span id="L397" class="LineNr">397 </span><span class="Delimiter">}</span> -<span id="L398" class="LineNr">398 </span> -<span id="L399" class="LineNr">399 </span><span class="Normal">bool</span> <a href='003trace.cc.html#L399'>line_exists_anywhere</a><span class="Delimiter">(</span><span class="Normal">const</span> string& label<span class="Delimiter">,</span> <span class="Normal">const</span> string& <a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L400" class="LineNr">400 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>vector<trace_line>::iterator p = <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span><span class="Delimiter">-></span><a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L401" class="LineNr">401 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>label != p<span class="Delimiter">-></span>label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L402" class="LineNr">402 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L117'>contents</a> == <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span><a href='003trace.cc.html#L117'>contents</a><span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L403" class="LineNr">403 </span> <span class="Delimiter">}</span> -<span id="L404" class="LineNr">404 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L405" class="LineNr">405 </span><span class="Delimiter">}</span> -<span id="L406" class="LineNr">406 </span> -<span id="L407" class="LineNr">407 </span>vector<string> <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span>string s<span class="Delimiter">,</span> string delim<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L408" class="LineNr">408 </span> vector<string> result<span class="Delimiter">;</span> -<span id="L409" class="LineNr">409 </span> <span class="Normal">size_t</span> begin=<span class="Constant">0</span><span class="Delimiter">,</span> end=s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span> -<span id="L410" class="LineNr">410 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L411" class="LineNr">411 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>end == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L412" class="LineNr">412 </span> result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span>s<span class="Delimiter">,</span> begin<span class="Delimiter">,</span> string::npos<span class="Delimiter">));</span> -<span id="L413" class="LineNr">413 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L414" class="LineNr">414 </span> <span class="Delimiter">}</span> -<span id="L415" class="LineNr">415 </span> result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span>s<span class="Delimiter">,</span> begin<span class="Delimiter">,</span> end-begin<span class="Delimiter">));</span> -<span id="L416" class="LineNr">416 </span> begin = end+SIZE<span class="Delimiter">(</span>delim<span class="Delimiter">);</span> -<span id="L417" class="LineNr">417 </span> end = s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">,</span> begin<span class="Delimiter">);</span> -<span id="L418" class="LineNr">418 </span> <span class="Delimiter">}</span> -<span id="L419" class="LineNr">419 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L420" class="LineNr">420 </span><span class="Delimiter">}</span> -<span id="L421" class="LineNr">421 </span> -<span id="L422" class="LineNr">422 </span>vector<string> <a href='003trace.cc.html#L422'>split_first</a><span class="Delimiter">(</span>string s<span class="Delimiter">,</span> string delim<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L423" class="LineNr">423 </span> vector<string> result<span class="Delimiter">;</span> -<span id="L424" class="LineNr">424 </span> <span class="Normal">size_t</span> end=s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span> -<span id="L425" class="LineNr">425 </span> result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span>s<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> end<span class="Delimiter">));</span> -<span id="L426" class="LineNr">426 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>end != string::npos<span class="Delimiter">)</span> -<span id="L427" class="LineNr">427 </span> result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span>s<span class="Delimiter">,</span> end+SIZE<span class="Delimiter">(</span>delim<span class="Delimiter">),</span> string::npos<span class="Delimiter">));</span> -<span id="L428" class="LineNr">428 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L429" class="LineNr">429 </span><span class="Delimiter">}</span> -<span id="L430" class="LineNr">430 </span> -<span id="L431" class="LineNr">431 </span><span class="SalientComment">//:: == Helpers for debugging using traces</span> -<span id="L432" class="LineNr">432 </span> -<span id="L433" class="LineNr">433 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L434" class="LineNr">434 </span><span class="Comment">// To debug why a test is failing, dump its trace using '?'.</span> -<span id="L435" class="LineNr">435 </span><span class="PreProc">#define DUMP(label) </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special">Trace_stream</span><span class="PreProc">) cerr << </span><span class="Special">Trace_stream</span><span class="Delimiter">-></span><span class="PreProc">readable_contents(label)</span><span class="Delimiter">;</span> -<span id="L436" class="LineNr">436 </span> -<span id="L437" class="LineNr">437 </span><span class="Comment">// To add temporary prints to the trace, use 'dbg'.</span> -<span id="L438" class="LineNr">438 </span><span class="Comment">// `git log` should never show any calls to 'dbg'.</span> -<span id="L439" class="LineNr">439 </span><span class="PreProc">#define dbg trace(</span><span class="Constant">0</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"a"</span><span class="PreProc">)</span> -<span id="L440" class="LineNr">440 </span> -<span id="L441" class="LineNr">441 </span><span class="Comment">//: Dump the entire trace to file where it can be browsed offline.</span> -<span id="L442" class="LineNr">442 </span><span class="Comment">//: Dump the trace as it happens; that way you get something even if the</span> -<span id="L443" class="LineNr">443 </span><span class="Comment">//: program crashes.</span> -<span id="L444" class="LineNr">444 </span> -<span id="L445" class="LineNr">445 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L446" class="LineNr">446 </span>ofstream <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">;</span> -<span id="L447" class="LineNr">447 </span><span class="Delimiter">:(before "End Commandline Options(*arg)")</span> -<span id="L448" class="LineNr">448 </span><span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>*arg<span class="Delimiter">,</span> <span class="Constant">"--trace"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L449" class="LineNr">449 </span> cerr << <span class="Constant">"saving <a href='003trace.cc.html#L96'>trace</a> to 'last_run'\n"</span><span class="Delimiter">;</span> -<span id="L450" class="LineNr">450 </span> <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">.</span>open<span class="Delimiter">(</span><span class="Constant">"last_run"</span><span class="Delimiter">);</span> -<span id="L451" class="LineNr">451 </span> <span class="Comment">// Add a dummy line up top; otherwise the `browse_trace` tool currently has</span> -<span id="L452" class="LineNr">452 </span> <span class="Comment">// no way to expand any lines above an error.</span> -<span id="L453" class="LineNr">453 </span> <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span> << <span class="Constant">" 0 dummy: start\n"</span><span class="Delimiter">;</span> -<span id="L454" class="LineNr">454 </span><span class="Delimiter">}</span> -<span id="L455" class="LineNr">455 </span><span class="Delimiter">:(before "End <a href='003trace.cc.html#L96'>trace</a> Commit")</span> -<span id="L456" class="LineNr">456 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L457" class="LineNr">457 </span> <a href='003trace.cc.html#L143'>dump_trace_line</a><span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">,</span> t<span class="Delimiter">);</span> -<span id="L458" class="LineNr">458 </span><span class="Delimiter">}</span> -<span id="L459" class="LineNr">459 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L460" class="LineNr">460 </span>atexit<span class="Delimiter">(</span><a href='003trace.cc.html#L462'>cleanup_main</a><span class="Delimiter">);</span> -<span id="L461" class="LineNr">461 </span><span class="Delimiter">:(code)</span> -<span id="L462" class="LineNr">462 </span><span class="Normal">void</span> <a href='003trace.cc.html#L462'>cleanup_main</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L463" class="LineNr">463 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">)</span> <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">.</span>close<span class="Delimiter">();</span> -<span id="L464" class="LineNr">464 </span> <span class="Comment">// End cleanup_main</span> -<span id="L465" class="LineNr">465 </span><span class="Delimiter">}</span> -<span id="L466" class="LineNr">466 </span> -<span id="L467" class="LineNr">467 </span><span class="Delimiter">:(before "End trace_stream Methods")</span> -<span id="L468" class="LineNr">468 </span>string <a href='003trace.cc.html#L468'>readable_contents</a><span class="Delimiter">(</span>string label<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L469" class="LineNr">469 </span> string <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">);</span> <span class="Comment">// prototype</span> -<span id="L470" class="LineNr">470 </span> ostringstream output<span class="Delimiter">;</span> -<span id="L471" class="LineNr">471 </span> label = <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span>label<span class="Delimiter">);</span> -<span id="L472" class="LineNr">472 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>vector<trace_line>::iterator p = <a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <a href='003trace.cc.html#L76'>past_lines</a><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L473" class="LineNr">473 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>label<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || label == p<span class="Delimiter">-></span>label<span class="Delimiter">)</span> -<span id="L474" class="LineNr">474 </span> <a href='003trace.cc.html#L143'>dump_trace_line</a><span class="Delimiter">(</span>output<span class="Delimiter">,</span> *p<span class="Delimiter">);</span> -<span id="L475" class="LineNr">475 </span> <span class="Identifier">return</span> output<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L476" class="LineNr">476 </span><span class="Delimiter">}</span> -<span id="L477" class="LineNr">477 </span> -<span id="L478" class="LineNr">478 </span><span class="Comment">//: Print traces to the screen as they happen.</span> -<span id="L479" class="LineNr">479 </span><span class="Comment">//: Particularly useful when juggling multiple trace streams, like when</span> -<span id="L480" class="LineNr">480 </span><span class="Comment">//: debugging sandboxes.</span> -<span id="L481" class="LineNr">481 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L482" class="LineNr">482 </span><span class="Normal">bool</span> <span class="Special"><a href='003trace.cc.html#L482'>Dump_trace</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L483" class="LineNr">483 </span><span class="Delimiter">:(before "End Commandline Options(*arg)")</span> -<span id="L484" class="LineNr">484 </span><span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>*arg<span class="Delimiter">,</span> <span class="Constant">"--dump"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L485" class="LineNr">485 </span> <span class="Special"><a href='003trace.cc.html#L482'>Dump_trace</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L486" class="LineNr">486 </span><span class="Delimiter">}</span> -<span id="L487" class="LineNr">487 </span><span class="Delimiter">:(before "End Incremental Trace Print Conditions")</span> -<span id="L488" class="LineNr">488 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L482'>Dump_trace</a></span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L489" class="LineNr">489 </span> -<span id="L490" class="LineNr">490 </span><span class="Comment">//: Miscellaneous helpers.</span> -<span id="L491" class="LineNr">491 </span> -<span id="L492" class="LineNr">492 </span><span class="Delimiter">:(code)</span> -<span id="L493" class="LineNr">493 </span>string <a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L494" class="LineNr">494 </span> string::const_iterator first = s<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> -<span id="L495" class="LineNr">495 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>first != s<span class="Delimiter">.</span>end<span class="Delimiter">()</span> && isspace<span class="Delimiter">(</span>*first<span class="Delimiter">))</span> -<span id="L496" class="LineNr">496 </span> ++first<span class="Delimiter">;</span> -<span id="L497" class="LineNr">497 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>first == s<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L498" class="LineNr">498 </span> -<span id="L499" class="LineNr">499 </span> string::const_iterator last = --s<span class="Delimiter">.</span>end<span class="Delimiter">();</span> -<span id="L500" class="LineNr">500 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>last != s<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> && isspace<span class="Delimiter">(</span>*last<span class="Delimiter">))</span> -<span id="L501" class="LineNr">501 </span> --last<span class="Delimiter">;</span> -<span id="L502" class="LineNr">502 </span> ++last<span class="Delimiter">;</span> -<span id="L503" class="LineNr">503 </span> <span class="Identifier">return</span> string<span class="Delimiter">(</span>first<span class="Delimiter">,</span> last<span class="Delimiter">);</span> -<span id="L504" class="LineNr">504 </span><span class="Delimiter">}</span> -<span id="L505" class="LineNr">505 </span> -<span id="L506" class="LineNr">506 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L507" class="LineNr">507 </span><span class="PreProc">#include </span><span class="Constant"><vector></span> -<span id="L508" class="LineNr">508 </span><span class="Normal">using</span> std::vector<span class="Delimiter">;</span> -<span id="L509" class="LineNr">509 </span><span class="PreProc">#include </span><span class="Constant"><list></span> -<span id="L510" class="LineNr">510 </span><span class="Normal">using</span> std::list<span class="Delimiter">;</span> -<span id="L511" class="LineNr">511 </span><span class="PreProc">#include </span><span class="Constant"><set></span> -<span id="L512" class="LineNr">512 </span><span class="Normal">using</span> std::set<span class="Delimiter">;</span> -<span id="L513" class="LineNr">513 </span> -<span id="L514" class="LineNr">514 </span><span class="PreProc">#include </span><span class="Constant"><sstream></span> -<span id="L515" class="LineNr">515 </span><span class="Normal">using</span> std::istringstream<span class="Delimiter">;</span> -<span id="L516" class="LineNr">516 </span><span class="Normal">using</span> std::ostringstream<span class="Delimiter">;</span> -<span id="L517" class="LineNr">517 </span> -<span id="L518" class="LineNr">518 </span><span class="PreProc">#include </span><span class="Constant"><fstream></span> -<span id="L519" class="LineNr">519 </span><span class="Normal">using</span> std::ifstream<span class="Delimiter">;</span> -<span id="L520" class="LineNr">520 </span><span class="Normal">using</span> std::ofstream<span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/003trace.test.cc.html b/html/subx/003trace.test.cc.html deleted file mode 100644 index 245c12ab..00000000 --- a/html/subx/003trace.test.cc.html +++ /dev/null @@ -1,193 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/003trace.test.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Delimiter { color: #c000c0; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* 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class="LineNr"> 3 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer: foo"</span><span class="Delimiter">);</span> -<span id="L4" class="LineNr"> 4 </span><span class="Delimiter">}</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L6'>test_trace_check_ignores_other_layers</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L7" class="LineNr"> 7 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L8" class="LineNr"> 8 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 2"</span><span class="Delimiter">)</span> << <span class="Constant">"bar"</span> << end<span class="Delimiter">();</span> -<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: foo"</span><span class="Delimiter">);</span> -<span id="L10" class="LineNr"> 10 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"test layer 2: foo"</span><span class="Delimiter">);</span> -<span id="L11" class="LineNr"> 11 </span><span class="Delimiter">}</span> -<span id="L12" class="LineNr"> 12 </span> -<span id="L13" class="LineNr"> 13 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L13'>test_trace_check_ignores_leading_whitespace</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L14" class="LineNr"> 14 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">" foo"</span> << end<span class="Delimiter">();</span> -<span id="L15" class="LineNr"> 15 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">too little whitespace</span><span class="Comment">*/</span><span class="Constant">"foo"</span><span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L16" class="LineNr"> 16 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">too much whitespace</span><span class="Comment">*/</span><span class="Constant">" foo"</span><span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span><span class="Delimiter">}</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L19'>test_trace_check_ignores_other_lines</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L20" class="LineNr"> 20 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L21" class="LineNr"> 21 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"bar"</span> << end<span class="Delimiter">();</span> -<span id="L22" class="LineNr"> 22 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: foo"</span><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">}</span> -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L25'>test_trace_check_ignores_other_lines2</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L26" class="LineNr"> 26 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L27" class="LineNr"> 27 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"bar"</span> << end<span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: bar"</span><span class="Delimiter">);</span> -<span id="L29" class="LineNr"> 29 </span><span class="Delimiter">}</span> -<span id="L30" class="LineNr"> 30 </span> -<span id="L31" class="LineNr"> 31 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L31'>test_trace_ignores_trailing_whitespace</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L32" class="LineNr"> 32 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo\n"</span> << end<span class="Delimiter">();</span> -<span id="L33" class="LineNr"> 33 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: foo"</span><span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">}</span> -<span id="L35" class="LineNr"> 35 </span> -<span id="L36" class="LineNr"> 36 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L36'>test_trace_ignores_trailing_whitespace2</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo "</span> << end<span class="Delimiter">();</span> -<span id="L38" class="LineNr"> 38 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: foo"</span><span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">}</span> -<span id="L40" class="LineNr"> 40 </span> -<span id="L41" class="LineNr"> 41 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L41'>test_trace_orders_across_layers</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L42" class="LineNr"> 42 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L43" class="LineNr"> 43 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 2"</span><span class="Delimiter">)</span> << <span class="Constant">"bar"</span> << end<span class="Delimiter">();</span> -<span id="L44" class="LineNr"> 44 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"qux"</span> << end<span class="Delimiter">();</span> -<span id="L45" class="LineNr"> 45 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: foo\n"</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Constant">"test layer 2: bar\n"</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Constant">"test layer 1: qux\n"</span><span class="Delimiter">);</span> -<span id="L48" class="LineNr"> 48 </span><span class="Delimiter">}</span> -<span id="L49" class="LineNr"> 49 </span> -<span id="L50" class="LineNr"> 50 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L50'>test_trace_supports_count</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L51" class="LineNr"> 51 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L52" class="LineNr"> 52 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L53" class="LineNr"> 53 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">,</span> <span class="Constant">"foo"</span><span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">}</span> -<span id="L55" class="LineNr"> 55 </span> -<span id="L56" class="LineNr"> 56 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L56'>test_trace_supports_count2</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L57" class="LineNr"> 57 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo"</span> << end<span class="Delimiter">();</span> -<span id="L58" class="LineNr"> 58 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"bar"</span> << end<span class="Delimiter">();</span> -<span id="L59" class="LineNr"> 59 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L60" class="LineNr"> 60 </span><span class="Delimiter">}</span> -<span id="L61" class="LineNr"> 61 </span> -<span id="L62" class="LineNr"> 62 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L62'>test_trace_count_ignores_trailing_whitespace</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L63" class="LineNr"> 63 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"foo\n"</span> << end<span class="Delimiter">();</span> -<span id="L64" class="LineNr"> 64 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">,</span> <span class="Constant">"foo"</span><span class="Delimiter">),</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L65" class="LineNr"> 65 </span><span class="Delimiter">}</span> -<span id="L66" class="LineNr"> 66 </span> -<span id="L67" class="LineNr"> 67 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L67'>test_trace_unescapes_newlines</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L68" class="LineNr"> 68 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">"test layer 1"</span><span class="Delimiter">)</span> << <span class="Constant">"f\no\no\n"</span> << end<span class="Delimiter">();</span> -<span id="L69" class="LineNr"> 69 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span><span class="Constant">"test layer 1: f\\no\\no"</span><span class="Delimiter">);</span> -<span id="L70" class="LineNr"> 70 </span><span class="Delimiter">}</span> -<span id="L71" class="LineNr"> 71 </span> -<span id="L72" class="LineNr"> 72 </span><span class="Comment">// pending: DUMP tests</span> -<span id="L73" class="LineNr"> 73 </span><span class="Comment">// pending: readable_contents() adds newline if necessary.</span> -<span id="L74" class="LineNr"> 74 </span><span class="Comment">// pending: raise also prints to stderr.</span> -<span id="L75" class="LineNr"> 75 </span><span class="Comment">// pending: raise doesn't print to stderr if Hide_errors is set.</span> -<span id="L76" class="LineNr"> 76 </span><span class="Comment">// pending: warn doesn't print to stderr if Hide_errors is set.</span> -<span id="L77" class="LineNr"> 77 </span><span class="Comment">// pending: warn doesn't print to stderr if Hide_warnings is set.</span> -<span id="L78" class="LineNr"> 78 </span><span class="Comment">// pending: raise doesn't have to be saved if Hide_errors is set, just printed.</span> -<span id="L79" class="LineNr"> 79 </span><span class="Comment">// pending: raise prints to stderr if Trace_stream is NULL.</span> -<span id="L80" class="LineNr"> 80 </span><span class="Comment">// pending: raise prints to stderr if Trace_stream is NULL even if Hide_errors is set.</span> -<span id="L81" class="LineNr"> 81 </span> -<span id="L82" class="LineNr"> 82 </span><span class="Comment">// can't check trace because trace methods call 'split'</span> -<span id="L83" class="LineNr"> 83 </span> -<span id="L84" class="LineNr"> 84 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L84'>test_split_returns_at_least_one_elem</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L85" class="LineNr"> 85 </span> vector<string> result = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span><span class="Constant">""</span><span class="Delimiter">,</span> <span class="Constant">","</span><span class="Delimiter">);</span> -<span id="L86" class="LineNr"> 86 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L87" class="LineNr"> 87 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span><span class="Delimiter">}</span> -<span id="L89" class="LineNr"> 89 </span> -<span id="L90" class="LineNr"> 90 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L90'>test_split_returns_entire_input_when_no_delim</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L91" class="LineNr"> 91 </span> vector<string> result = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span><span class="Constant">"abc"</span><span class="Delimiter">,</span> <span class="Constant">","</span><span class="Delimiter">);</span> -<span id="L92" class="LineNr"> 92 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">"abc"</span><span class="Delimiter">);</span> -<span id="L94" class="LineNr"> 94 </span><span class="Delimiter">}</span> -<span id="L95" class="LineNr"> 95 </span> -<span id="L96" class="LineNr"> 96 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L96'>test_split_works</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L97" class="LineNr"> 97 </span> vector<string> result = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span><span class="Constant">"abc,def"</span><span class="Delimiter">,</span> <span class="Constant">","</span><span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L99" class="LineNr"> 99 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">"abc"</span><span class="Delimiter">);</span> -<span id="L100" class="LineNr">100 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> <span class="Constant">"def"</span><span class="Delimiter">);</span> -<span id="L101" class="LineNr">101 </span><span class="Delimiter">}</span> -<span id="L102" class="LineNr">102 </span> -<span id="L103" class="LineNr">103 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L103'>test_split_works2</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L104" class="LineNr">104 </span> vector<string> result = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span><span class="Constant">"abc,def,ghi"</span><span class="Delimiter">,</span> <span class="Constant">","</span><span class="Delimiter">);</span> -<span id="L105" class="LineNr">105 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L106" class="LineNr">106 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">"abc"</span><span class="Delimiter">);</span> -<span id="L107" class="LineNr">107 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> <span class="Constant">"def"</span><span class="Delimiter">);</span> -<span id="L108" class="LineNr">108 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">),</span> <span class="Constant">"ghi"</span><span class="Delimiter">);</span> -<span id="L109" class="LineNr">109 </span><span class="Delimiter">}</span> -<span id="L110" class="LineNr">110 </span> -<span id="L111" class="LineNr">111 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L111'>test_split_handles_multichar_delim</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L112" class="LineNr">112 </span> vector<string> result = <a href='003trace.cc.html#L407'>split</a><span class="Delimiter">(</span><span class="Constant">"abc,,def,,ghi"</span><span class="Delimiter">,</span> <span class="Constant">",,"</span><span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L114" class="LineNr">114 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">"abc"</span><span class="Delimiter">);</span> -<span id="L115" class="LineNr">115 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> <span class="Constant">"def"</span><span class="Delimiter">);</span> -<span id="L116" class="LineNr">116 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">),</span> <span class="Constant">"ghi"</span><span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span><span class="Delimiter">}</span> -<span id="L118" class="LineNr">118 </span> -<span id="L119" class="LineNr">119 </span><span class="Normal">void</span> <a href='003trace.test.cc.html#L119'>test_trim</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L120" class="LineNr">120 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">""</span><span class="Delimiter">),</span> <span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L121" class="LineNr">121 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" "</span><span class="Delimiter">),</span> <span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L122" class="LineNr">122 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" "</span><span class="Delimiter">),</span> <span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L123" class="LineNr">123 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">"a"</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L124" class="LineNr">124 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" a"</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L125" class="LineNr">125 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" a"</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L126" class="LineNr">126 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" ab"</span><span class="Delimiter">),</span> <span class="Constant">"ab"</span><span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">"a "</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L128" class="LineNr">128 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">"a "</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L129" class="LineNr">129 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">"ab "</span><span class="Delimiter">),</span> <span class="Constant">"ab"</span><span class="Delimiter">);</span> -<span id="L130" class="LineNr">130 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" a "</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L131" class="LineNr">131 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" a "</span><span class="Delimiter">),</span> <span class="Constant">"a"</span><span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='003trace.cc.html#L493'>trim</a><span class="Delimiter">(</span><span class="Constant">" ab "</span><span class="Delimiter">),</span> <span class="Constant">"ab"</span><span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/010---vm.cc.html b/html/subx/010---vm.cc.html deleted file mode 100644 index 5266d5ab..00000000 --- a/html/subx/010---vm.cc.html +++ /dev/null @@ -1,477 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/010---vm.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.PreProc { color: #c000c0; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; 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class="LineNr"> 1 </span><span class="Comment">//: Core data structures for simulating the SubX VM (subset of an x86 processor)</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//:</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: At the lowest level ("level 1") of abstraction, SubX executes x86</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: instructions provided in the form of an array of bytes, loaded into memory</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: starting at a specific address.</span> -<span id="L6" class="LineNr"> 6 </span> -<span id="L7" class="LineNr"> 7 </span><span class="SalientComment">//:: registers</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: assume segment registers are hard-coded to 0</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: no floating-point, MMX, etc. yet</span> -<span id="L10" class="LineNr"> 10 </span> -<span id="L11" class="LineNr"> 11 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L12" class="LineNr"> 12 </span><span class="Normal">enum</span> <span class="Delimiter">{</span> -<span id="L13" class="LineNr"> 13 </span> <a href='010---vm.cc.html#L13'>EAX</a><span class="Delimiter">,</span> -<span id="L14" class="LineNr"> 14 </span> <a href='010---vm.cc.html#L14'>ECX</a><span class="Delimiter">,</span> -<span id="L15" class="LineNr"> 15 </span> <a href='010---vm.cc.html#L15'>EDX</a><span class="Delimiter">,</span> -<span id="L16" class="LineNr"> 16 </span> <a href='010---vm.cc.html#L16'>EBX</a><span class="Delimiter">,</span> -<span id="L17" class="LineNr"> 17 </span> <a href='010---vm.cc.html#L17'>ESP</a><span class="Delimiter">,</span> -<span id="L18" class="LineNr"> 18 </span> <a href='010---vm.cc.html#L18'>EBP</a><span class="Delimiter">,</span> -<span id="L19" class="LineNr"> 19 </span> <a href='010---vm.cc.html#L19'>ESI</a><span class="Delimiter">,</span> -<span id="L20" class="LineNr"> 20 </span> <a href='010---vm.cc.html#L20'>EDI</a><span class="Delimiter">,</span> -<span id="L21" class="LineNr"> 21 </span> <a href='010---vm.cc.html#L21'>NUM_INT_REGISTERS</a><span class="Delimiter">,</span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">};</span> -<span id="L23" class="LineNr"> 23 </span><span class="Normal">union</span> <a href='010---vm.cc.html#L23'>reg</a> <span class="Delimiter">{</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Normal">int32_t</span> i<span class="Delimiter">;</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Normal">uint32_t</span> u<span class="Delimiter">;</span> -<span id="L26" class="LineNr"> 26 </span><span class="Delimiter">};</span> -<span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L28" class="LineNr"> 28 </span><a href='010---vm.cc.html#L23'>reg</a> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[NUM_INT_REGISTERS] = <span class="Delimiter">{</span> <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">}</span> <span class="Delimiter">};</span> -<span id="L29" class="LineNr"> 29 </span><span class="Normal">uint32_t</span> EIP = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// preserve null pointer</span> -<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L31" class="LineNr"> 31 </span>bzero<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span><span class="Delimiter">,</span> <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span><span class="Delimiter">));</span> -<span id="L32" class="LineNr"> 32 </span>EIP = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// preserve null pointer</span> -<span id="L33" class="LineNr"> 33 </span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Contents")</span> -<span id="L35" class="LineNr"> 35 </span>cerr << <span class="Constant">" registers\n"</span><span class="Delimiter">;</span> -<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Texts")</span> -<span id="L37" class="LineNr"> 37 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"registers"</span><span class="Delimiter">,</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Constant">"SubX currently supports eight 32-bit integer registers. From 0 to 7, they are:\n"</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Constant">" <a href='010---vm.cc.html#L13'>EAX</a> <a href='010---vm.cc.html#L14'>ECX</a> <a href='010---vm.cc.html#L15'>EDX</a> <a href='010---vm.cc.html#L16'>EBX</a> <a href='010---vm.cc.html#L17'>ESP</a> <a href='010---vm.cc.html#L18'>EBP</a> <a href='010---vm.cc.html#L19'>ESI</a> EDI\n"</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Constant">"ESP contains the top of the stack.\n"</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Constant">"\n"</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Constant">"-- 8-bit registers\n"</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Constant">"Some instructions operate on eight *overlapping* 8-bit registers.\n"</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Constant">"From 0 to 7, they are:\n"</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Constant">" AL CL DL BL AH CH DH BH\n"</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Constant">"The 8-bit registers overlap with the 32-bit ones. AL is the lowest signicant byte\n"</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Constant">"of <a href='010---vm.cc.html#L13'>EAX</a>, AH is the second lowest significant byte, and so on.\n"</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Constant">"\n"</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Constant">"For example, if <a href='010---vm.cc.html#L16'>EBX</a> contains 0x11223344, then BL contains 0x44, and BH contains 0x33.\n"</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"\n"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"There is no way to access bytes within <a href='010---vm.cc.html#L17'>ESP</a>, <a href='010---vm.cc.html#L18'>EBP</a>, <a href='010---vm.cc.html#L19'>ESI</a> or EDI.\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">"\n"</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Constant">"For complete details consult the IA-32 software developer's manual, volume 2,\n"</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Constant">"table 2-2, \"</span><span class="Constant">32</span>-bit addressing forms with the ModR/<span class="Special">M</span> byte\<span class="Constant">".\n"</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Constant">"It is included in this repository as 'modrm.pdf'.\n"</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Constant">"The register encodings are described in the top row of the table, but you'll need\n"</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Constant">"to spend some time with it.\n"</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Constant">"\n"</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Constant">"-- flag registers\n"</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Constant">"Various instructions (particularly 'compare') modify one or more of three 1-bit 'flag'\n"</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Constant">"registers, as a side-effect:\n"</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Constant">"- the sign flag (SF): usually set if an arithmetic result is negative, or\n"</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Constant">" <a href='000organization.cc.html#L148'>reset</a> if not.\n"</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Constant">"- the zero flag (ZF): usually set if a result is zero, or <a href='000organization.cc.html#L148'>reset</a> if not.\n"</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Constant">"- the carry flag (CF): usually set if an arithmetic result overflows by just one bit.\n"</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">" Useful for operating on unsigned numbers.\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"- the overflow flag (OF): usually set if an arithmetic result overflows by more than one bit.\n"</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Constant">" Useful for operating on signed numbers.\n"</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">"The flag bits are read by conditional jumps.\n"</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Constant">"For complete details on how different instructions update the flags, consult the IA-32\n"</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">"manual (volume 2). There's various versions of it online, such as <a href="https://c9x.me/x86">https://c9x.me/x86</a>,\n"</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">"though of course you'll need to be careful to ignore instructions and flag registers\n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">"that SubX doesn't support.\n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">"\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">"It isn't simple, but if this is the processor you have running on your computer,\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"might as well get good at it.\n"</span> -<span id="L78" class="LineNr"> 78 </span><span class="Delimiter">);</span> -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L81" class="LineNr"> 81 </span><span class="Comment">// the subset of x86 flag registers we care about</span> -<span id="L82" class="LineNr"> 82 </span><span class="Normal">bool</span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// sign flag</span> -<span id="L83" class="LineNr"> 83 </span><span class="Normal">bool</span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// zero flag</span> -<span id="L84" class="LineNr"> 84 </span><span class="Normal">bool</span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// carry flag</span> -<span id="L85" class="LineNr"> 85 </span><span class="Normal">bool</span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// overflow flag</span> -<span id="L86" class="LineNr"> 86 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L87" class="LineNr"> 87 </span>SF = <a href='010---vm.cc.html#L83'>ZF</a> = <a href='010---vm.cc.html#L84'>CF</a> = <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="SalientComment">//:: simulated RAM</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L92" class="LineNr"> 92 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a> = <span class="Constant">0x1000000</span><span class="Delimiter">;</span> <span class="Comment">// 16MB</span> -<span id="L93" class="LineNr"> 93 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span> <a href='010---vm.cc.html#L93'>align_upwards</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> x<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> align<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Identifier">return</span> <span class="Delimiter">(</span>x+align-<span class="Constant">1</span><span class="Delimiter">)</span> & -<span class="Delimiter">(</span>align<span class="Delimiter">);</span> -<span id="L95" class="LineNr"> 95 </span><span class="Delimiter">}</span> -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="Comment">// Like in real-world Linux, we'll allocate RAM for our programs in disjoint</span> -<span id="L98" class="LineNr"> 98 </span><span class="Comment">// slabs called VMAs or Virtual Memory Areas.</span> -<span id="L99" class="LineNr"> 99 </span><span class="Normal">struct</span> vma <span class="Delimiter">{</span> -<span id="L100" class="LineNr">100 </span> <span class="Normal">uint32_t</span> start<span class="Delimiter">;</span> <span class="Comment">// inclusive</span> -<span id="L101" class="LineNr">101 </span> <span class="Normal">uint32_t</span> end<span class="Delimiter">;</span> <span class="Comment">// exclusive</span> -<span id="L102" class="LineNr">102 </span> vector<<span class="Normal">uint8_t</span>> <a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">;</span> -<span id="L103" class="LineNr">103 </span> vma<span class="Delimiter">(</span><span class="Normal">uint32_t</span> s<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> e<span class="Delimiter">)</span> :start<span class="Delimiter">(</span>s<span class="Delimiter">),</span> end<span class="Delimiter">(</span>e<span class="Delimiter">)</span> <span class="Delimiter">{}</span> -<span id="L104" class="LineNr">104 </span> vma<span class="Delimiter">(</span><span class="Normal">uint32_t</span> s<span class="Delimiter">)</span> :start<span class="Delimiter">(</span>s<span class="Delimiter">),</span> end<span class="Delimiter">(</span><a href='010---vm.cc.html#L93'>align_upwards</a><span class="Delimiter">(</span>s+<span class="Constant">1</span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a><span class="Delimiter">))</span> <span class="Delimiter">{}</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">bool</span> <a href='010---vm.cc.html#L105'>match</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> a<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L106" class="LineNr">106 </span> <span class="Identifier">return</span> a >= start && a < end<span class="Delimiter">;</span> -<span id="L107" class="LineNr">107 </span> <span class="Delimiter">}</span> -<span id="L108" class="LineNr">108 </span> <span class="Normal">bool</span> <a href='010---vm.cc.html#L108'>match32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> a<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L109" class="LineNr">109 </span> <span class="Identifier">return</span> a >= start && a+<span class="Constant">4</span> <= end<span class="Delimiter">;</span> -<span id="L110" class="LineNr">110 </span> <span class="Delimiter">}</span> -<span id="L111" class="LineNr">111 </span> <span class="Normal">uint8_t</span>& data<span class="Delimiter">(</span><span class="Normal">uint32_t</span> a<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L112" class="LineNr">112 </span> assert<span class="Delimiter">(</span><a href='010---vm.cc.html#L105'>match</a><span class="Delimiter">(</span>a<span class="Delimiter">));</span> -<span id="L113" class="LineNr">113 </span> <span class="Normal">uint32_t</span> result_index = a-start<span class="Delimiter">;</span> -<span id="L114" class="LineNr">114 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">.</span>size<span class="Delimiter">()</span> <= result_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L115" class="LineNr">115 </span> <span class="Normal">const</span> <span class="Normal">int</span> align = <span class="Constant">0x1000</span><span class="Delimiter">;</span> -<span id="L116" class="LineNr">116 </span> <span class="Normal">uint32_t</span> result_size = result_index + <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// size needed for result_index to be valid</span> -<span id="L117" class="LineNr">117 </span> <span class="Normal">uint32_t</span> new_size = <a href='010---vm.cc.html#L93'>align_upwards</a><span class="Delimiter">(</span>result_size<span class="Delimiter">,</span> align<span class="Delimiter">);</span> -<span id="L118" class="LineNr">118 </span> <span class="Comment">// grow at least 2x to maintain some amortized complexity guarantees</span> -<span id="L119" class="LineNr">119 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>new_size < <a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">.</span>size<span class="Delimiter">()</span> * <span class="Constant">2</span><span class="Delimiter">)</span> -<span id="L120" class="LineNr">120 </span> new_size = <a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">.</span>size<span class="Delimiter">()</span> * <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L121" class="LineNr">121 </span> <span class="Comment">// never grow past the stated limit</span> -<span id="L122" class="LineNr">122 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>new_size > end-start<span class="Delimiter">)</span> -<span id="L123" class="LineNr">123 </span> new_size = end-start<span class="Delimiter">;</span> -<span id="L124" class="LineNr">124 </span> <a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">.</span>resize<span class="Delimiter">(</span>new_size<span class="Delimiter">);</span> -<span id="L125" class="LineNr">125 </span> <span class="Delimiter">}</span> -<span id="L126" class="LineNr">126 </span> <span class="Identifier">return</span> <a href='010---vm.cc.html#L102'>_data</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>result_index<span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <span class="Delimiter">}</span> -<span id="L128" class="LineNr">128 </span> <span class="Normal">void</span> <a href='010---vm.cc.html#L128'>grow_until</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> new_end_address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L129" class="LineNr">129 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>new_end_address < end<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L130" class="LineNr">130 </span> <span class="Comment">// Ugly: vma knows about the global Memory list of vmas</span> -<span id="L131" class="LineNr">131 </span> <span class="Normal">void</span> <a href='010---vm.cc.html#L138'>sanity_check</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> start<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> end<span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <a href='010---vm.cc.html#L138'>sanity_check</a><span class="Delimiter">(</span>start<span class="Delimiter">,</span> new_end_address<span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span> end = new_end_address<span class="Delimiter">;</span> -<span id="L134" class="LineNr">134 </span> <span class="Delimiter">}</span> -<span id="L135" class="LineNr">135 </span> <span class="Comment">// End vma Methods</span> -<span id="L136" class="LineNr">136 </span><span class="Delimiter">};</span> -<span id="L137" class="LineNr">137 </span><span class="Delimiter">:(code)</span> -<span id="L138" class="LineNr">138 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L138'>sanity_check</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> start<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> end<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L139" class="LineNr">139 </span> <span class="Normal">bool</span> dup_found = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L140" class="LineNr">140 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">const</span> vma& curr = <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L142" class="LineNr">142 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>start == start<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L143" class="LineNr">143 </span> assert<span class="Delimiter">(</span>!dup_found<span class="Delimiter">);</span> -<span id="L144" class="LineNr">144 </span> dup_found = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span> <span class="Delimiter">}</span> -<span id="L146" class="LineNr">146 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>start > start<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L147" class="LineNr">147 </span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>start > end<span class="Delimiter">);</span> -<span id="L148" class="LineNr">148 </span> <span class="Delimiter">}</span> -<span id="L149" class="LineNr">149 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>start < start<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L150" class="LineNr">150 </span> assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>end < start<span class="Delimiter">);</span> -<span id="L151" class="LineNr">151 </span> <span class="Delimiter">}</span> -<span id="L152" class="LineNr">152 </span> <span class="Delimiter">}</span> -<span id="L153" class="LineNr">153 </span><span class="Delimiter">}</span> -<span id="L154" class="LineNr">154 </span> -<span id="L155" class="LineNr">155 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L156" class="LineNr">156 </span><span class="Comment">// RAM is made of VMAs.</span> -<span id="L157" class="LineNr">157 </span>vector<vma> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">;</span> -<span id="L158" class="LineNr">158 </span><span class="Delimiter">:(code)</span> -<span id="L159" class="LineNr">159 </span><span class="Comment">// The first 3 VMAs are special. When loading ELF binaries in later layers,</span> -<span id="L160" class="LineNr">160 </span><span class="Comment">// we'll assume that the first VMA is for code, the second is for data</span> -<span id="L161" class="LineNr">161 </span><span class="Comment">// (including the heap), and the third for the stack.</span> -<span id="L162" class="LineNr">162 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L162'>grow_code_segment</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> new_end_address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L163" class="LineNr">163 </span> assert<span class="Delimiter">(</span>!<span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>empty<span class="Delimiter">());</span> -<span id="L164" class="LineNr">164 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span><a href='010---vm.cc.html#L128'>grow_until</a><span class="Delimiter">(</span>new_end_address<span class="Delimiter">);</span> -<span id="L165" class="LineNr">165 </span><span class="Delimiter">}</span> -<span id="L166" class="LineNr">166 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L166'>grow_data_segment</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> new_end_address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> assert<span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">)</span> > <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L168" class="LineNr">168 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span><a href='010---vm.cc.html#L128'>grow_until</a><span class="Delimiter">(</span>new_end_address<span class="Delimiter">);</span> -<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L171" class="LineNr">171 </span><span class="Normal">uint32_t</span> <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> = <span class="Constant">0</span><span class="Delimiter">;</span> <span class="Comment">// when the program executes past this address in tests we'll stop the test</span> -<span id="L172" class="LineNr">172 </span><span class="Comment">// The stack grows downward. Can't increase its size for now.</span> -<span id="L173" class="LineNr">173 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L174" class="LineNr">174 </span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> -<span id="L175" class="LineNr">175 </span><span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L176" class="LineNr">176 </span><span class="Delimiter">:(code)</span> -<span id="L177" class="LineNr">177 </span><span class="Comment">// These helpers depend on Mem being laid out contiguously (so you can't use a</span> -<span id="L178" class="LineNr">178 </span><span class="Comment">// map, etc.) and on the host also being little-endian.</span> -<span id="L179" class="LineNr">179 </span><span class="Normal">inline</span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L180" class="LineNr">180 </span> <span class="Normal">uint8_t</span>* handle = <a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> <span class="Comment">// error messages get printed here</span> -<span id="L181" class="LineNr">181 </span> <span class="Identifier">return</span> handle ? *handle : <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span><span class="Delimiter">}</span> -<span id="L183" class="LineNr">183 </span><span class="Normal">inline</span> <span class="Normal">int8_t</span> <a href='010---vm.cc.html#L183'>read_mem_i8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L184" class="LineNr">184 </span> <span class="Identifier">return</span> <span class="Normal">static_cast</span><<span class="Normal">int8_t</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L185" class="LineNr">185 </span><span class="Delimiter">}</span> -<span id="L186" class="LineNr">186 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span> <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L187" class="LineNr">187 </span> <span class="Normal">uint32_t</span>* handle = <a href='010---vm.cc.html#L213'>mem_addr_u32</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> <span class="Comment">// error messages get printed here</span> -<span id="L188" class="LineNr">188 </span> <span class="Identifier">return</span> handle ? *handle : <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L189" class="LineNr">189 </span><span class="Delimiter">}</span> -<span id="L190" class="LineNr">190 </span><span class="Normal">inline</span> <span class="Normal">int32_t</span> <a href='010---vm.cc.html#L190'>read_mem_i32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <span class="Identifier">return</span> <span class="Normal">static_cast</span><<span class="Normal">int32_t</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L192" class="LineNr">192 </span><span class="Delimiter">}</span> -<span id="L193" class="LineNr">193 </span> -<span id="L194" class="LineNr">194 </span><span class="Normal">inline</span> <span class="Normal">uint8_t</span>* <a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L195" class="LineNr">195 </span> <span class="Normal">uint8_t</span>* result = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L196" class="LineNr">196 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L197" class="LineNr">197 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='010---vm.cc.html#L105'>match</a><span class="Delimiter">(</span>addr<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> -<span id="L199" class="LineNr">199 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" is in two segments\n"</span> << end<span class="Delimiter">();</span> -<span id="L200" class="LineNr">200 </span> result = &<span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>data<span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L201" class="LineNr">201 </span> <span class="Delimiter">}</span> -<span id="L202" class="LineNr">202 </span> <span class="Delimiter">}</span> -<span id="L203" class="LineNr">203 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result == <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L204" class="LineNr">204 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">)</span> <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">.</span><a href='011run.cc.html#L197'>flush</a><span class="Delimiter">();</span> -<span id="L205" class="LineNr">205 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Tried to access uninitialized memory at address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L206" class="LineNr">206 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L207" class="LineNr">207 </span> <span class="Delimiter">}</span> -<span id="L208" class="LineNr">208 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L209" class="LineNr">209 </span><span class="Delimiter">}</span> -<span id="L210" class="LineNr">210 </span><span class="Normal">inline</span> <span class="Normal">int8_t</span>* <a href='010---vm.cc.html#L210'>mem_addr_i8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L211" class="LineNr">211 </span> <span class="Identifier">return</span> <span class="Normal">reinterpret_cast</span><<span class="Normal">int8_t</span>*><span class="Delimiter">(</span><a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L212" class="LineNr">212 </span><span class="Delimiter">}</span> -<span id="L213" class="LineNr">213 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span>* <a href='010---vm.cc.html#L213'>mem_addr_u32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L214" class="LineNr">214 </span> <span class="Normal">uint32_t</span>* result = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L215" class="LineNr">215 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L216" class="LineNr">216 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='010---vm.cc.html#L108'>match32</a><span class="Delimiter">(</span>addr<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L217" class="LineNr">217 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> -<span id="L218" class="LineNr">218 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" is in two segments\n"</span> << end<span class="Delimiter">();</span> -<span id="L219" class="LineNr">219 </span> result = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>&<span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>data<span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L220" class="LineNr">220 </span> <span class="Delimiter">}</span> -<span id="L221" class="LineNr">221 </span> <span class="Delimiter">}</span> -<span id="L222" class="LineNr">222 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result == <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L223" class="LineNr">223 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">)</span> <span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">.</span><a href='011run.cc.html#L197'>flush</a><span class="Delimiter">();</span> -<span id="L224" class="LineNr">224 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Tried to access uninitialized memory at address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L225" class="LineNr">225 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"The entire 4-byte <a href='011run.cc.html#L126'>word</a> should be initialized and lie in a single segment.\n"</span> << end<span class="Delimiter">();</span> -<span id="L226" class="LineNr">226 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L227" class="LineNr">227 </span> <span class="Delimiter">}</span> -<span id="L228" class="LineNr">228 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L229" class="LineNr">229 </span><span class="Delimiter">}</span> -<span id="L230" class="LineNr">230 </span><span class="Normal">inline</span> <span class="Normal">int32_t</span>* <a href='010---vm.cc.html#L230'>mem_addr_i32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L231" class="LineNr">231 </span> <span class="Identifier">return</span> <span class="Normal">reinterpret_cast</span><<span class="Normal">int32_t</span>*><span class="Delimiter">(</span><a href='010---vm.cc.html#L213'>mem_addr_u32</a><span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L232" class="LineNr">232 </span><span class="Delimiter">}</span> -<span id="L233" class="LineNr">233 </span><span class="Comment">// helper for some syscalls. But read-only.</span> -<span id="L234" class="LineNr">234 </span><span class="Normal">inline</span> <span class="Normal">const</span> <span class="Normal">char</span>* <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L235" class="LineNr">235 </span> <span class="Identifier">return</span> <span class="Normal">reinterpret_cast</span><<span class="Normal">const</span> <span class="Normal">char</span>*><span class="Delimiter">(</span><a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">));</span> -<span id="L236" class="LineNr">236 </span><span class="Delimiter">}</span> -<span id="L237" class="LineNr">237 </span><span class="Normal">inline</span> string <a href='010---vm.cc.html#L237'>mem_addr_string</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> size<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L238" class="LineNr">238 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L239" class="LineNr">239 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < size<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> -<span id="L240" class="LineNr">240 </span> out << <a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>addr+i<span class="Delimiter">);</span> -<span id="L241" class="LineNr">241 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span> -<span id="L243" class="LineNr">243 </span> -<span id="L244" class="LineNr">244 </span> -<span id="L245" class="LineNr">245 </span><span class="Normal">inline</span> <span class="Normal">void</span> <a href='010---vm.cc.html#L245'>write_mem_u8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L246" class="LineNr">246 </span> <span class="Normal">uint8_t</span>* handle = <a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L247" class="LineNr">247 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>handle != <span class="Constant">NULL</span><span class="Delimiter">)</span> *handle = val<span class="Delimiter">;</span> -<span id="L248" class="LineNr">248 </span><span class="Delimiter">}</span> -<span id="L249" class="LineNr">249 </span><span class="Normal">inline</span> <span class="Normal">void</span> <a href='010---vm.cc.html#L249'>write_mem_i8</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">,</span> <span class="Normal">int8_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L250" class="LineNr">250 </span> <span class="Normal">int8_t</span>* handle = <a href='010---vm.cc.html#L210'>mem_addr_i8</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L251" class="LineNr">251 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>handle != <span class="Constant">NULL</span><span class="Delimiter">)</span> *handle = val<span class="Delimiter">;</span> -<span id="L252" class="LineNr">252 </span><span class="Delimiter">}</span> -<span id="L253" class="LineNr">253 </span><span class="Normal">inline</span> <span class="Normal">void</span> <a href='010---vm.cc.html#L253'>write_mem_u32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L254" class="LineNr">254 </span> <span class="Normal">uint32_t</span>* handle = <a href='010---vm.cc.html#L213'>mem_addr_u32</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L255" class="LineNr">255 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>handle != <span class="Constant">NULL</span><span class="Delimiter">)</span> *handle = val<span class="Delimiter">;</span> -<span id="L256" class="LineNr">256 </span><span class="Delimiter">}</span> -<span id="L257" class="LineNr">257 </span><span class="Normal">inline</span> <span class="Normal">void</span> <a href='010---vm.cc.html#L257'>write_mem_i32</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">,</span> <span class="Normal">int32_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L258" class="LineNr">258 </span> <span class="Normal">int32_t</span>* handle = <a href='010---vm.cc.html#L230'>mem_addr_i32</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>handle != <span class="Constant">NULL</span><span class="Delimiter">)</span> *handle = val<span class="Delimiter">;</span> -<span id="L260" class="LineNr">260 </span><span class="Delimiter">}</span> -<span id="L261" class="LineNr">261 </span> -<span id="L262" class="LineNr">262 </span><span class="Normal">inline</span> <span class="Normal">bool</span> <a href='010---vm.cc.html#L262'>already_allocated</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L263" class="LineNr">263 </span> <span class="Normal">bool</span> result = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L264" class="LineNr">264 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L265" class="LineNr">265 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='010---vm.cc.html#L105'>match</a><span class="Delimiter">(</span>addr<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L266" class="LineNr">266 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> -<span id="L267" class="LineNr">267 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" is in two segments\n"</span> << end<span class="Delimiter">();</span> -<span id="L268" class="LineNr">268 </span> result = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L269" class="LineNr">269 </span> <span class="Delimiter">}</span> -<span id="L270" class="LineNr">270 </span> <span class="Delimiter">}</span> -<span id="L271" class="LineNr">271 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L272" class="LineNr">272 </span><span class="Delimiter">}</span> -<span id="L273" class="LineNr">273 </span> -<span id="L274" class="LineNr">274 </span><span class="SalientComment">//:: core interpreter loop</span> -<span id="L275" class="LineNr">275 </span> -<span id="L276" class="LineNr">276 </span><span class="Delimiter">:(code)</span> -<span id="L277" class="LineNr">277 </span><span class="Comment">// skeleton of how x86 instructions are decoded</span> -<span id="L278" class="LineNr">278 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L278'>run_one_instruction</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L279" class="LineNr">279 </span> <span class="Normal">uint8_t</span> op=<span class="Constant">0</span><span class="Delimiter">,</span> op2=<span class="Constant">0</span><span class="Delimiter">,</span> op3=<span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L280" class="LineNr">280 </span> <span class="Comment">// Run One Instruction</span> -<span id="L281" class="LineNr">281 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L446'>Trace_file</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L282" class="LineNr">282 </span> <a href='010---vm.cc.html#L343'>dump_registers</a><span class="Delimiter">();</span> -<span id="L283" class="LineNr">283 </span> <span class="Comment">// End Dump Info for Instruction</span> -<span id="L284" class="LineNr">284 </span> <span class="Delimiter">}</span> -<span id="L285" class="LineNr">285 </span> <span class="Normal">uint32_t</span> inst_start_address = EIP<span class="Delimiter">;</span> -<span id="L286" class="LineNr">286 </span> op = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L287" class="LineNr">287 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << inst_start_address << <span class="Constant">" opcode: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L288" class="LineNr">288 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L289" class="LineNr">289 </span> <span class="Normal">case</span> <span class="Constant">0xf4</span>: <span class="Comment">// hlt</span> -<span id="L290" class="LineNr">290 </span> EIP = <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span><span class="Delimiter">;</span> -<span id="L291" class="LineNr">291 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L292" class="LineNr">292 </span> <span class="Comment">// End Single-Byte Opcodes</span> -<span id="L293" class="LineNr">293 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L294" class="LineNr">294 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L295" class="LineNr">295 </span> <span class="Comment">// End Two-Byte Opcodes Starting With 0f</span> -<span id="L296" class="LineNr">296 </span> <span class="Normal">default</span>: -<span id="L297" class="LineNr">297 </span> cerr << <span class="Constant">"unrecognized second opcode after 0f: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L298" class="LineNr">298 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L299" class="LineNr">299 </span> <span class="Delimiter">}</span> -<span id="L300" class="LineNr">300 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L301" class="LineNr">301 </span> <span class="Normal">case</span> <span class="Constant">0xf2</span>: -<span id="L302" class="LineNr">302 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L303" class="LineNr">303 </span> <span class="Comment">// End Two-Byte Opcodes Starting With f2</span> -<span id="L304" class="LineNr">304 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L305" class="LineNr">305 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L306" class="LineNr">306 </span> <span class="Comment">// End Three-Byte Opcodes Starting With f2 0f</span> -<span id="L307" class="LineNr">307 </span> <span class="Normal">default</span>: -<span id="L308" class="LineNr">308 </span> cerr << <span class="Constant">"unrecognized third opcode after f2 0f: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L309" class="LineNr">309 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L310" class="LineNr">310 </span> <span class="Delimiter">}</span> -<span id="L311" class="LineNr">311 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L312" class="LineNr">312 </span> <span class="Normal">default</span>: -<span id="L313" class="LineNr">313 </span> cerr << <span class="Constant">"unrecognized second opcode after f2: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L314" class="LineNr">314 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L315" class="LineNr">315 </span> <span class="Delimiter">}</span> -<span id="L316" class="LineNr">316 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L317" class="LineNr">317 </span> <span class="Normal">case</span> <span class="Constant">0xf3</span>: -<span id="L318" class="LineNr">318 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L319" class="LineNr">319 </span> <span class="Comment">// End Two-Byte Opcodes Starting With f3</span> -<span id="L320" class="LineNr">320 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L321" class="LineNr">321 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L322" class="LineNr">322 </span> <span class="Comment">// End Three-Byte Opcodes Starting With f3 0f</span> -<span id="L323" class="LineNr">323 </span> <span class="Normal">default</span>: -<span id="L324" class="LineNr">324 </span> cerr << <span class="Constant">"unrecognized third opcode after f3 0f: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L325" class="LineNr">325 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L326" class="LineNr">326 </span> <span class="Delimiter">}</span> -<span id="L327" class="LineNr">327 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L328" class="LineNr">328 </span> <span class="Normal">default</span>: -<span id="L329" class="LineNr">329 </span> cerr << <span class="Constant">"unrecognized second opcode after f3: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L330" class="LineNr">330 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L331" class="LineNr">331 </span> <span class="Delimiter">}</span> -<span id="L332" class="LineNr">332 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L333" class="LineNr">333 </span> <span class="Normal">default</span>: -<span id="L334" class="LineNr">334 </span> cerr << <span class="Constant">"unrecognized opcode: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L335" class="LineNr">335 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L336" class="LineNr">336 </span> <span class="Delimiter">}</span> -<span id="L337" class="LineNr">337 </span><span class="Delimiter">}</span> -<span id="L338" class="LineNr">338 </span> -<span id="L339" class="LineNr">339 </span><span class="Normal">inline</span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L340" class="LineNr">340 </span> <span class="Identifier">return</span> <a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>EIP++<span class="Delimiter">);</span> -<span id="L341" class="LineNr">341 </span><span class="Delimiter">}</span> -<span id="L342" class="LineNr">342 </span> -<span id="L343" class="LineNr">343 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L343'>dump_registers</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L344" class="LineNr">344 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L345" class="LineNr">345 </span> out << <span class="Constant">"registers before: "</span><span class="Delimiter">;</span> -<span id="L346" class="LineNr">346 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='010---vm.cc.html#L21'>NUM_INT_REGISTERS</a><span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L347" class="LineNr">347 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">"; "</span><span class="Delimiter">;</span> -<span id="L348" class="LineNr">348 </span> out << <span class="Constant">" "</span> << i << <span class="Constant">": "</span> << std::hex << std::setw<span class="Delimiter">(</span><span class="Constant">8</span><span class="Delimiter">)</span> << std::setfill<span class="Delimiter">(</span><span class="Constant">'_'</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[i]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L349" class="LineNr">349 </span> <span class="Delimiter">}</span> -<span id="L350" class="LineNr">350 </span> out << <span class="Constant">" -- SF: "</span> << SF << <span class="Constant">"; <a href='010---vm.cc.html#L83'>ZF</a>: "</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; <a href='010---vm.cc.html#L84'>CF</a>: "</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; <a href='010---vm.cc.html#L85'>OF</a>: "</span> << <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">;</span> -<span id="L351" class="LineNr">351 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << out<span class="Delimiter">.</span>str<span class="Delimiter">()</span> << end<span class="Delimiter">();</span> -<span id="L352" class="LineNr">352 </span><span class="Delimiter">}</span> -<span id="L353" class="LineNr">353 </span> -<span id="L354" class="LineNr">354 </span><span class="Comment">//: start tracking supported opcodes</span> -<span id="L355" class="LineNr">355 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L356" class="LineNr">356 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> string> <span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">;</span> -<span id="L357" class="LineNr">357 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> string> <span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">;</span> -<span id="L358" class="LineNr">358 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> string> <span class="Special"><a href='010---vm.cc.html#L358'>Name_f3</a></span><span class="Delimiter">;</span> -<span id="L359" class="LineNr">359 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> string> <span class="Special"><a href='010---vm.cc.html#L359'>Name_f3_0f</a></span><span class="Delimiter">;</span> -<span id="L360" class="LineNr">360 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L361" class="LineNr">361 </span><a href='010---vm.cc.html#L363'>init_op_names</a><span class="Delimiter">();</span> -<span id="L362" class="LineNr">362 </span><span class="Delimiter">:(code)</span> -<span id="L363" class="LineNr">363 </span><span class="Normal">void</span> <a href='010---vm.cc.html#L363'>init_op_names</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L364" class="LineNr">364 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"f4"</span><span class="Delimiter">,</span> <span class="Constant">"halt (hlt)"</span><span class="Delimiter">);</span> -<span id="L365" class="LineNr">365 </span> <span class="Comment">// End Initialize Op Names</span> -<span id="L366" class="LineNr">366 </span><span class="Delimiter">}</span> -<span id="L367" class="LineNr">367 </span> -<span id="L368" class="LineNr">368 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Special-cases(key)")</span> -<span id="L369" class="LineNr">369 </span><span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">"opcodes"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L370" class="LineNr">370 </span> cerr << <span class="Constant">"Opcodes currently supported by SubX:\n"</span><span class="Delimiter">;</span> -<span id="L371" class="LineNr">371 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> string>::iterator p = <span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L372" class="LineNr">372 </span> cerr << <span class="Constant">" "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << p<span class="Delimiter">-></span>second << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L373" class="LineNr">373 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> string>::iterator p = <span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L374" class="LineNr">374 </span> cerr << <span class="Constant">" 0f "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << p<span class="Delimiter">-></span>second << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L375" class="LineNr">375 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> string>::iterator p = <span class="Special"><a href='010---vm.cc.html#L358'>Name_f3</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='010---vm.cc.html#L358'>Name_f3</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L376" class="LineNr">376 </span> cerr << <span class="Constant">" f3 "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << p<span class="Delimiter">-></span>second << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L377" class="LineNr">377 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> string>::iterator p = <span class="Special"><a href='010---vm.cc.html#L359'>Name_f3_0f</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='010---vm.cc.html#L359'>Name_f3_0f</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L378" class="LineNr">378 </span> cerr << <span class="Constant">" f3 0f "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << p<span class="Delimiter">-></span>second << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L379" class="LineNr">379 </span> cerr << <span class="Constant">"Run `subx help instructions` for details on <a href='011run.cc.html#L121'>words</a> like 'r32' and 'disp8'.\n"</span> -<span id="L380" class="LineNr">380 </span> <span class="Constant">"For complete details on these instructions, consult the IA-32 manual (volume 2).\n"</span> -<span id="L381" class="LineNr">381 </span> <span class="Constant">"There's various versions of it online, such as <a href="https://c9x.me/x86">https://c9x.me/x86</a>.\n"</span> -<span id="L382" class="LineNr">382 </span> <span class="Constant">"The mnemonics in brackets will help you locate each instruction.\n"</span><span class="Delimiter">;</span> -<span id="L383" class="LineNr">383 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L384" class="LineNr">384 </span><span class="Delimiter">}</span> -<span id="L385" class="LineNr">385 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Contents")</span> -<span id="L386" class="LineNr">386 </span>cerr << <span class="Constant">" opcodes\n"</span><span class="Delimiter">;</span> -<span id="L387" class="LineNr">387 </span> -<span id="L388" class="LineNr">388 </span><span class="Comment">//: Helpers for managing trace depths</span> -<span id="L389" class="LineNr">389 </span><span class="Comment">//:</span> -<span id="L390" class="LineNr">390 </span><span class="Comment">//: We're going to use trace depths primarily to segment code running at</span> -<span id="L391" class="LineNr">391 </span><span class="Comment">//: different frames of the call stack. This will make it easy for the trace</span> -<span id="L392" class="LineNr">392 </span><span class="Comment">//: browser to collapse over entire calls.</span> -<span id="L393" class="LineNr">393 </span><span class="Comment">//:</span> -<span id="L394" class="LineNr">394 </span><span class="Comment">//: Errors will be at depth 0.</span> -<span id="L395" class="LineNr">395 </span><span class="Comment">//: Warnings will be at depth 1.</span> -<span id="L396" class="LineNr">396 </span><span class="Comment">//: SubX instructions will occupy depth 2 and up to Max_depth, organized by</span> -<span id="L397" class="LineNr">397 </span><span class="Comment">//: stack frames. Each instruction's internal details will be one level deeper</span> -<span id="L398" class="LineNr">398 </span><span class="Comment">//: than its 'main' depth. So 'call' instruction details will be at the same</span> -<span id="L399" class="LineNr">399 </span><span class="Comment">//: depth as the instructions of the function it calls.</span> -<span id="L400" class="LineNr">400 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L401" class="LineNr">401 </span><span class="Normal">extern</span> <span class="Normal">const</span> <span class="Normal">int</span> <span class="Special"><a href='010---vm.cc.html#L401'>Initial_callstack_depth</a></span> = <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L402" class="LineNr">402 </span><span class="Normal">int</span> <span class="Special">Callstack_depth</span> = <span class="Special"><a href='010---vm.cc.html#L401'>Initial_callstack_depth</a></span><span class="Delimiter">;</span> -<span id="L403" class="LineNr">403 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L404" class="LineNr">404 </span><span class="Special">Callstack_depth</span> = <span class="Special"><a href='010---vm.cc.html#L401'>Initial_callstack_depth</a></span><span class="Delimiter">;</span> -<span id="L405" class="LineNr">405 </span> -<span id="L406" class="LineNr">406 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L407" class="LineNr">407 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> -<span id="L408" class="LineNr">408 </span><span class="PreProc">#define HEXBYTE std::hex << std::setw(</span><span class="Constant">2</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> -<span id="L409" class="LineNr">409 </span><span class="PreProc">#define HEXWORD std::hex << std::setw(</span><span class="Constant">8</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> -<span id="L410" class="LineNr">410 </span><span class="Comment">// ugly that iostream doesn't print uint8_t as an integer</span> -<span id="L411" class="LineNr">411 </span><span class="PreProc">#define NUM(</span><span class="Special">X</span><span class="PreProc">) </span><span class="Normal">static_cast</span><span class="PreProc"><</span><span class="Normal">int</span><span class="PreProc">>(</span><span class="Special">X</span><span class="PreProc">)</span> -<span id="L412" class="LineNr">412 </span><span class="PreProc">#include </span><span class="Constant"><stdint.h></span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/011run.cc.html b/html/subx/011run.cc.html deleted file mode 100644 index e6b2eb21..00000000 --- a/html/subx/011run.cc.html +++ /dev/null @@ -1,541 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/011run.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.cSpecial { color: #008000; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/011run.cc'>https://github.com/akkartik/mu/blob/master/subx/011run.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Running SubX programs on the VM.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: (Not to be confused with the 'run' subcommand for running ELF binaries on</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: the VM. That comes later.)</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Texts")</span> -<span id="L7" class="LineNr"> 7 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"syntax"</span><span class="Delimiter">,</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Constant">"SubX programs consist of <a href='011run.cc.html#L102'>segments</a>, each segment in turn consisting of lines.\n"</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Constant">"Line-endings are significant; each <a href='011run.cc.html#L120'>line</a> should contain a single\n"</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Constant">"instruction, macro or directive.\n"</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"\n"</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Constant">"Comments start with the '#' character. It should be at the start of a word\n"</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">"(start of <a href='011run.cc.html#L120'>line</a>, or following a space).\n"</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">"\n"</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Constant">"Each segment starts with a header <a href='011run.cc.html#L120'>line</a>: a '==' delimiter followed by the <a href='011run.cc.html#L110'>name</a> of\n"</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Constant">"the segment and a (sometimes approximate) starting address in memory.\n"</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"The <a href='011run.cc.html#L110'>name</a> 'code' is special; instructions to execute should always go here.\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"The resulting binary starts running from the start of the segment by default.\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"To start elsewhere in the code segment, define a special label called 'Entry'.\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Constant">"\n"</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Constant">"Segments with the same <a href='011run.cc.html#L110'>name</a> get merged together. This rule helps keep functions and\n"</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Constant">"their data close together in .subx files.\n"</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Constant">"You don't have to specify the starting address after the first time.\n"</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Constant">"\n"</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Constant">"Lines consist of a series of words. Words can contain arbitrary metadata\n"</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Constant">"after a '/', but they can never contain whitespace. Metadata has no effect\n"</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Constant">"at runtime, but can be handy when rewriting macros.\n"</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Constant">"\n"</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Constant">"Check out the examples in the examples/ directory.\n"</span> -<span id="L31" class="LineNr"> 31 </span> <span class="Constant">"Programming in machine code can be annoying, but let's see if we can make\n"</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Constant">"it nice enough to be able to write a compiler in it.\n"</span> -<span id="L33" class="LineNr"> 33 </span><span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Contents")</span> -<span id="L35" class="LineNr"> 35 </span>cerr << <span class="Constant">" syntax\n"</span><span class="Delimiter">;</span> -<span id="L36" class="LineNr"> 36 </span> -<span id="L37" class="LineNr"> 37 </span><span class="Delimiter">:(code)</span> -<span id="L38" class="LineNr"> 38 </span><span class="Normal">void</span> <a href='011run.cc.html#L38'>test_copy_imm32_to_EAX</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Comment">// At the lowest level, SubX programs are a series of hex bytes, each</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Comment">// (variable-length) instruction on one line.</span> -<span id="L41" class="LineNr"> 41 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Comment">// Comments start with '#' and are ignored.</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Constant">"# comment\n"</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Comment">// Segment headers start with '==', a name and a starting hex address.</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Comment">// There's usually one code and one data segment. The code segment</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Comment">// always comes first.</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L48" class="LineNr"> 48 </span> -<span id="L49" class="LineNr"> 49 </span> <span class="Comment">// After the header, each segment consists of lines, and each line</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Comment">// consists of words separated by whitespace.</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Comment">//</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Comment">// All words can have metadata after a '/'. No spaces allowed in</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Comment">// metadata, of course.</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Comment">// Unrecognized metadata never causes errors, so you can use it for</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Comment">// documentation.</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Comment">//</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Comment">// Within the code segment in particular, x86 instructions consist of</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Comment">// some number of the following parts and sub-parts (see the Readme and</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Comment">// cheatsheet.pdf for details):</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Comment">// opcodes: 1-3 bytes</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Comment">// ModR/M byte</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Comment">// SIB byte</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Comment">// displacement: 0/1/2/4 bytes</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Comment">// immediate: 0/1/2/4 bytes</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Comment">// opcode ModR/M SIB displacement immediate</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Comment">// instruction mod, reg, Reg/Mem bits scale, index, base</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Comment">// 1-3 bytes 0/1 byte 0/1 byte 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Constant">" b8 . . . 0a 0b 0c 0d\n"</span> <span class="Comment">// copy 0x0d0c0b0a to EAX</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Comment">// The periods are just to help the eye track long gaps between columns,</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Comment">// and are otherwise ignored.</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Delimiter">);</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Comment">// This program, when run, causes the following events in the trace:</span> -<span id="L73" class="LineNr"> 73 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">"load: 0x00000001 -> b8\n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">"load: 0x00000002 -> 0a\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">"load: 0x00000003 -> 0b\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"load: 0x00000004 -> 0c\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"load: 0x00000005 -> 0d\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"run: copy imm32 0x0d0c0b0a to EAX\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span><span class="Delimiter">}</span> -<span id="L82" class="LineNr"> 82 </span> -<span id="L83" class="LineNr"> 83 </span><span class="Comment">// top-level helper for scenarios: parse the input, transform any macros, load</span> -<span id="L84" class="LineNr"> 84 </span><span class="Comment">// the final hex bytes into memory, run it</span> -<span id="L85" class="LineNr"> 85 </span><span class="Normal">void</span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L86" class="LineNr"> 86 </span> <a href='011run.cc.html#L101'>program</a> p<span class="Delimiter">;</span> -<span id="L87" class="LineNr"> 87 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> parse<span class="Delimiter">(</span>in<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// if any stage raises errors, stop immediately</span> -<span id="L90" class="LineNr"> 90 </span> transform<span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L92" class="LineNr"> 92 </span> <a href='011run.cc.html#L260'>load</a><span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>EIP < <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span><span class="Delimiter">)</span> -<span id="L95" class="LineNr"> 95 </span> <a href='010---vm.cc.html#L278'>run_one_instruction</a><span class="Delimiter">();</span> -<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">}</span> -<span id="L97" class="LineNr"> 97 </span> -<span id="L98" class="LineNr"> 98 </span><span class="SalientComment">//:: core data structures</span> -<span id="L99" class="LineNr"> 99 </span> -<span id="L100" class="LineNr">100 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L101" class="LineNr">101 </span><span class="Normal">struct</span> <a href='011run.cc.html#L101'>program</a> <span class="Delimiter">{</span> -<span id="L102" class="LineNr">102 </span> vector<segment> <a href='011run.cc.html#L102'>segments</a><span class="Delimiter">;</span> -<span id="L103" class="LineNr">103 </span> <span class="Comment">// random ideas for other things we may eventually need</span> -<span id="L104" class="LineNr">104 </span> <span class="Comment">//map<name, address> globals;</span> -<span id="L105" class="LineNr">105 </span> <span class="Comment">//vector<recipe> recipes;</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">//map<string, type_info> types;</span> -<span id="L107" class="LineNr">107 </span><span class="Delimiter">};</span> -<span id="L108" class="LineNr">108 </span><span class="Delimiter">:(before "struct program")</span> -<span id="L109" class="LineNr">109 </span><span class="Normal">struct</span> segment <span class="Delimiter">{</span> -<span id="L110" class="LineNr">110 </span> string <a href='011run.cc.html#L110'>name</a><span class="Delimiter">;</span> -<span id="L111" class="LineNr">111 </span> <span class="Normal">uint32_t</span> start<span class="Delimiter">;</span> -<span id="L112" class="LineNr">112 </span> vector<line> <a href='011run.cc.html#L112'>lines</a><span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span> <span class="Comment">// End segment Fields</span> -<span id="L114" class="LineNr">114 </span> segment<span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L115" class="LineNr">115 </span> start = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L116" class="LineNr">116 </span> <span class="Comment">// End segment Constructor</span> -<span id="L117" class="LineNr">117 </span> <span class="Delimiter">}</span> -<span id="L118" class="LineNr">118 </span><span class="Delimiter">};</span> -<span id="L119" class="LineNr">119 </span><span class="Delimiter">:(before "struct segment")</span> -<span id="L120" class="LineNr">120 </span><span class="Normal">struct</span> <a href='011run.cc.html#L120'>line</a> <span class="Delimiter">{</span> -<span id="L121" class="LineNr">121 </span> vector<word> <a href='011run.cc.html#L121'>words</a><span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span> vector<string> metadata<span class="Delimiter">;</span> -<span id="L123" class="LineNr">123 </span> string original<span class="Delimiter">;</span> -<span id="L124" class="LineNr">124 </span><span class="Delimiter">};</span> -<span id="L125" class="LineNr">125 </span><span class="Delimiter">:(before "struct line")</span> -<span id="L126" class="LineNr">126 </span><span class="Normal">struct</span> <a href='011run.cc.html#L126'>word</a> <span class="Delimiter">{</span> -<span id="L127" class="LineNr">127 </span> string original<span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span> string data<span class="Delimiter">;</span> -<span id="L129" class="LineNr">129 </span> vector<string> metadata<span class="Delimiter">;</span> -<span id="L130" class="LineNr">130 </span><span class="Delimiter">};</span> -<span id="L131" class="LineNr">131 </span> -<span id="L132" class="LineNr">132 </span><span class="SalientComment">//:: parse</span> -<span id="L133" class="LineNr">133 </span> -<span id="L134" class="LineNr">134 </span><span class="Delimiter">:(code)</span> -<span id="L135" class="LineNr">135 </span><span class="Normal">void</span> parse<span class="Delimiter">(</span>istream& fin<span class="Delimiter">,</span> program& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L136" class="LineNr">136 </span> segment* curr_segment = <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L137" class="LineNr">137 </span> vector<line> l<span class="Delimiter">;</span> -<span id="L138" class="LineNr">138 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>fin<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L139" class="LineNr">139 </span> string line_data<span class="Delimiter">;</span> -<span id="L140" class="LineNr">140 </span> <a href='011run.cc.html#L120'>line</a> curr<span class="Delimiter">;</span> -<span id="L141" class="LineNr">141 </span> getline<span class="Delimiter">(</span>fin<span class="Delimiter">,</span> line_data<span class="Delimiter">);</span> -<span id="L142" class="LineNr">142 </span> curr<span class="Delimiter">.</span>original = line_data<span class="Delimiter">;</span> -<span id="L143" class="LineNr">143 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"line: "</span> << line_data << end<span class="Delimiter">();</span> -<span id="L144" class="LineNr">144 </span> <span class="Comment">// End Line Parsing Special-cases(line_data -> l)</span> -<span id="L145" class="LineNr">145 </span> istringstream lin<span class="Delimiter">(</span>line_data<span class="Delimiter">);</span> -<span id="L146" class="LineNr">146 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>lin<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L147" class="LineNr">147 </span> string word_data<span class="Delimiter">;</span> -<span id="L148" class="LineNr">148 </span> lin >> word_data<span class="Delimiter">;</span> -<span id="L149" class="LineNr">149 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>word_data<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L150" class="LineNr">150 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>word_data[<span class="Constant">0</span>] == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// comment</span> -<span id="L151" class="LineNr">151 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>word_data == <span class="Constant">"."</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// comment token</span> -<span id="L152" class="LineNr">152 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>word_data == <span class="Constant">"=="</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L153" class="LineNr">153 </span> <a href='011run.cc.html#L197'>flush</a><span class="Delimiter">(</span>curr_segment<span class="Delimiter">,</span> l<span class="Delimiter">);</span> -<span id="L154" class="LineNr">154 </span> string segment_name<span class="Delimiter">;</span> -<span id="L155" class="LineNr">155 </span> lin >> segment_name<span class="Delimiter">;</span> -<span id="L156" class="LineNr">156 </span> curr_segment = find<span class="Delimiter">(</span>out<span class="Delimiter">,</span> segment_name<span class="Delimiter">);</span> -<span id="L157" class="LineNr">157 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_segment != <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L158" class="LineNr">158 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"appending to segment '"</span> << segment_name << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L161" class="LineNr">161 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"new segment '"</span> << segment_name << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L162" class="LineNr">162 </span> <span class="Normal">uint32_t</span> seg_start = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L163" class="LineNr">163 </span> lin >> std::hex >> seg_start<span class="Delimiter">;</span> -<span id="L164" class="LineNr">164 </span> <a href='011run.cc.html#L218'>sanity_check_program_segment</a><span class="Delimiter">(</span>out<span class="Delimiter">,</span> seg_start<span class="Delimiter">);</span> -<span id="L165" class="LineNr">165 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>segment<span class="Delimiter">());</span> -<span id="L166" class="LineNr">166 </span> curr_segment = &out<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>back<span class="Delimiter">();</span> -<span id="L167" class="LineNr">167 </span> curr_segment<span class="Delimiter">-></span><a href='011run.cc.html#L110'>name</a> = segment_name<span class="Delimiter">;</span> -<span id="L168" class="LineNr">168 </span> curr_segment<span class="Delimiter">-></span>start = seg_start<span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L170" class="LineNr">170 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"starts at address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << curr_segment<span class="Delimiter">-></span>start << end<span class="Delimiter">();</span> -<span id="L171" class="LineNr">171 </span> <span class="Delimiter">}</span> -<span id="L172" class="LineNr">172 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// skip rest of line</span> -<span id="L173" class="LineNr">173 </span> <span class="Delimiter">}</span> -<span id="L174" class="LineNr">174 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>word_data[<span class="Constant">0</span>] == <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L175" class="LineNr">175 </span> <span class="Comment">// todo: line metadata</span> -<span id="L176" class="LineNr">176 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L177" class="LineNr">177 </span> <span class="Delimiter">}</span> -<span id="L178" class="LineNr">178 </span> curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">());</span> -<span id="L179" class="LineNr">179 </span> <a href='011run.cc.html#L208'>parse_word</a><span class="Delimiter">(</span>word_data<span class="Delimiter">,</span> curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">());</span> -<span id="L180" class="LineNr">180 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"word: "</span> << to_string<span class="Delimiter">(</span>curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">());</span> -<span id="L181" class="LineNr">181 </span> <span class="Delimiter">}</span> -<span id="L182" class="LineNr">182 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> -<span id="L183" class="LineNr">183 </span> l<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L184" class="LineNr">184 </span> <span class="Delimiter">}</span> -<span id="L185" class="LineNr">185 </span> <a href='011run.cc.html#L197'>flush</a><span class="Delimiter">(</span>curr_segment<span class="Delimiter">,</span> l<span class="Delimiter">);</span> -<span id="L186" class="LineNr">186 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"done"</span> << end<span class="Delimiter">();</span> -<span id="L187" class="LineNr">187 </span><span class="Delimiter">}</span> -<span id="L188" class="LineNr">188 </span> -<span id="L189" class="LineNr">189 </span>segment* find<span class="Delimiter">(</span>program& p<span class="Delimiter">,</span> <span class="Normal">const</span> string& segment_name<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L190" class="LineNr">190 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L110'>name</a> == segment_name<span class="Delimiter">)</span> -<span id="L192" class="LineNr">192 </span> <span class="Identifier">return</span> &p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L193" class="LineNr">193 </span> <span class="Delimiter">}</span> -<span id="L194" class="LineNr">194 </span> <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L195" class="LineNr">195 </span><span class="Delimiter">}</span> -<span id="L196" class="LineNr">196 </span> -<span id="L197" class="LineNr">197 </span><span class="Normal">void</span> <a href='011run.cc.html#L197'>flush</a><span class="Delimiter">(</span>segment* s<span class="Delimiter">,</span> vector<line>& <a href='011run.cc.html#L112'>lines</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L199" class="LineNr">199 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L200" class="LineNr">200 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"input does not start with a '==' section header\n"</span> << end<span class="Delimiter">();</span> -<span id="L201" class="LineNr">201 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L202" class="LineNr">202 </span> <span class="Delimiter">}</span> -<span id="L203" class="LineNr">203 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << <span class="Constant">"flushing segment"</span> << end<span class="Delimiter">();</span> -<span id="L204" class="LineNr">204 </span> s<span class="Delimiter">-></span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>insert<span class="Delimiter">(</span>s<span class="Delimiter">-></span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>end<span class="Delimiter">(),</span> <a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> <a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L205" class="LineNr">205 </span> <a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> -<span id="L206" class="LineNr">206 </span><span class="Delimiter">}</span> -<span id="L207" class="LineNr">207 </span> -<span id="L208" class="LineNr">208 </span><span class="Normal">void</span> <a href='011run.cc.html#L208'>parse_word</a><span class="Delimiter">(</span><span class="Normal">const</span> string& data<span class="Delimiter">,</span> word& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L209" class="LineNr">209 </span> out<span class="Delimiter">.</span>original = data<span class="Delimiter">;</span> -<span id="L210" class="LineNr">210 </span> istringstream win<span class="Delimiter">(</span>data<span class="Delimiter">);</span> -<span id="L211" class="LineNr">211 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>getline<span class="Delimiter">(</span>win<span class="Delimiter">,</span> out<span class="Delimiter">.</span>data<span class="Delimiter">,</span> <span class="Constant">'/'</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L212" class="LineNr">212 </span> string m<span class="Delimiter">;</span> -<span id="L213" class="LineNr">213 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>getline<span class="Delimiter">(</span>win<span class="Delimiter">,</span> m<span class="Delimiter">,</span> <span class="Constant">'/'</span><span class="Delimiter">))</span> -<span id="L214" class="LineNr">214 </span> out<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>m<span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span> <span class="Delimiter">}</span> -<span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span> -<span id="L217" class="LineNr">217 </span> -<span id="L218" class="LineNr">218 </span><span class="Normal">void</span> <a href='011run.cc.html#L218'>sanity_check_program_segment</a><span class="Delimiter">(</span><span class="Normal">const</span> program& p<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> addr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L219" class="LineNr">219 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L220" class="LineNr">220 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>start == addr<span class="Delimiter">)</span> -<span id="L221" class="LineNr">221 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"can't have multiple segments starting at address 0x"</span> << HEXWORD << addr << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L222" class="LineNr">222 </span> <span class="Delimiter">}</span> -<span id="L223" class="LineNr">223 </span><span class="Delimiter">}</span> -<span id="L224" class="LineNr">224 </span> -<span id="L225" class="LineNr">225 </span><span class="Comment">// helper for tests</span> -<span id="L226" class="LineNr">226 </span><span class="Normal">void</span> parse<span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L227" class="LineNr">227 </span> <a href='011run.cc.html#L101'>program</a> p<span class="Delimiter">;</span> -<span id="L228" class="LineNr">228 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> -<span id="L229" class="LineNr">229 </span> parse<span class="Delimiter">(</span>in<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L230" class="LineNr">230 </span><span class="Delimiter">}</span> -<span id="L231" class="LineNr">231 </span> -<span id="L232" class="LineNr">232 </span><span class="Normal">void</span> <a href='011run.cc.html#L232'>test_detect_duplicate_segments</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L233" class="LineNr">233 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L234" class="LineNr">234 </span> parse<span class="Delimiter">(</span> -<span id="L235" class="LineNr">235 </span> <span class="Constant">"== segment1 0xee\n"</span> -<span id="L236" class="LineNr">236 </span> <span class="Constant">"ab\n"</span> -<span id="L237" class="LineNr">237 </span> <span class="Constant">"== segment2 0xee\n"</span> -<span id="L238" class="LineNr">238 </span> <span class="Constant">"cd\n"</span> -<span id="L239" class="LineNr">239 </span> <span class="Delimiter">);</span> -<span id="L240" class="LineNr">240 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L241" class="LineNr">241 </span> <span class="Constant">"error: can't have multiple segments starting at address 0x000000ee\n"</span> -<span id="L242" class="LineNr">242 </span> <span class="Delimiter">);</span> -<span id="L243" class="LineNr">243 </span><span class="Delimiter">}</span> -<span id="L244" class="LineNr">244 </span> -<span id="L245" class="LineNr">245 </span><span class="SalientComment">//:: transform</span> -<span id="L246" class="LineNr">246 </span> -<span id="L247" class="LineNr">247 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L248" class="LineNr">248 </span><span class="Normal">typedef</span> <span class="Normal">void</span> <span class="Delimiter">(</span>*transform_fn<span class="Delimiter">)(</span>program&<span class="Delimiter">);</span> -<span id="L249" class="LineNr">249 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L250" class="LineNr">250 </span>vector<transform_fn> <span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">;</span> -<span id="L251" class="LineNr">251 </span> -<span id="L252" class="LineNr">252 </span><span class="Delimiter">:(code)</span> -<span id="L253" class="LineNr">253 </span><span class="Normal">void</span> transform<span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L254" class="LineNr">254 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> t = <span class="Constant">0</span><span class="Delimiter">;</span> t < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">);</span> ++t<span class="Delimiter">)</span> -<span id="L255" class="LineNr">255 </span> <span class="Delimiter">(</span>*<span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>t<span class="Delimiter">))(</span>p<span class="Delimiter">);</span> -<span id="L256" class="LineNr">256 </span><span class="Delimiter">}</span> -<span id="L257" class="LineNr">257 </span> -<span id="L258" class="LineNr">258 </span><span class="SalientComment">//:: load</span> -<span id="L259" class="LineNr">259 </span> -<span id="L260" class="LineNr">260 </span><span class="Normal">void</span> <a href='011run.cc.html#L260'>load</a><span class="Delimiter">(</span><span class="Normal">const</span> program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L261" class="LineNr">261 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">)</span> == <span class="Constant">NULL</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L262" class="LineNr">262 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"no code to run\n"</span> << end<span class="Delimiter">();</span> -<span id="L263" class="LineNr">263 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L264" class="LineNr">264 </span> <span class="Delimiter">}</span> -<span id="L265" class="LineNr">265 </span> <span class="Comment">// Ensure segments are disjoint.</span> -<span id="L266" class="LineNr">266 </span> set<<span class="Normal">uint32_t</span>> overlap<span class="Delimiter">;</span> -<span id="L267" class="LineNr">267 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L268" class="LineNr">268 </span> <span class="Normal">const</span> segment& seg = p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L269" class="LineNr">269 </span> <span class="Normal">uint32_t</span> addr = seg<span class="Delimiter">.</span>start<span class="Delimiter">;</span> -<span id="L270" class="LineNr">270 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!already_allocated<span class="Delimiter">(</span>addr<span class="Delimiter">))</span> -<span id="L271" class="LineNr">271 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span>seg<span class="Delimiter">.</span>start<span class="Delimiter">));</span> -<span id="L272" class="LineNr">272 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"loading segment "</span> << i << <span class="Constant">" from "</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << end<span class="Delimiter">();</span> -<span id="L273" class="LineNr">273 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>seg<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L274" class="LineNr">274 </span> <span class="Normal">const</span> line& l = seg<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L275" class="LineNr">275 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> k = <span class="Constant">0</span><span class="Delimiter">;</span> k < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++k<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L276" class="LineNr">276 </span> <span class="Normal">const</span> word& w = l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>k<span class="Delimiter">);</span> -<span id="L277" class="LineNr">277 </span> <span class="Normal">uint8_t</span> val = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L278" class="LineNr">278 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L279" class="LineNr">279 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span>addr<span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L280" class="LineNr">280 </span> <a href='010---vm.cc.html#L245'>write_mem_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">,</span> val<span class="Delimiter">);</span> -<span id="L281" class="LineNr">281 </span> overlap<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L282" class="LineNr">282 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" -> "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>addr<span class="Delimiter">))</span> << end<span class="Delimiter">();</span> -<span id="L283" class="LineNr">283 </span> ++addr<span class="Delimiter">;</span> -<span id="L284" class="LineNr">284 </span> <span class="Delimiter">}</span> -<span id="L285" class="LineNr">285 </span> <span class="Delimiter">}</span> -<span id="L286" class="LineNr">286 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>seg<span class="Delimiter">.</span><a href='011run.cc.html#L110'>name</a> == <span class="Constant">"code"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L287" class="LineNr">287 </span> <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> = addr<span class="Delimiter">;</span> -<span id="L288" class="LineNr">288 </span> EIP = seg<span class="Delimiter">.</span>start<span class="Delimiter">;</span> -<span id="L289" class="LineNr">289 </span> <span class="Comment">// End Initialize EIP</span> -<span id="L290" class="LineNr">290 </span> <span class="Delimiter">}</span> -<span id="L291" class="LineNr">291 </span> <span class="Delimiter">}</span> -<span id="L292" class="LineNr">292 </span><span class="Delimiter">}</span> -<span id="L293" class="LineNr">293 </span> -<span id="L294" class="LineNr">294 </span><span class="Normal">const</span> segment* find<span class="Delimiter">(</span><span class="Normal">const</span> program& p<span class="Delimiter">,</span> <span class="Normal">const</span> string& segment_name<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L295" class="LineNr">295 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L296" class="LineNr">296 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L110'>name</a> == segment_name<span class="Delimiter">)</span> -<span id="L297" class="LineNr">297 </span> <span class="Identifier">return</span> &p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L298" class="LineNr">298 </span> <span class="Delimiter">}</span> -<span id="L299" class="LineNr">299 </span> <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span> -<span id="L300" class="LineNr">300 </span><span class="Delimiter">}</span> -<span id="L301" class="LineNr">301 </span> -<span id="L302" class="LineNr">302 </span><span class="Normal">uint8_t</span> <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L303" class="LineNr">303 </span> istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span> -<span id="L304" class="LineNr">304 </span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L305" class="LineNr">305 </span> in >> std::hex >> result<span class="Delimiter">;</span> -<span id="L306" class="LineNr">306 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!in || !in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L307" class="LineNr">307 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"token '"</span> << s << <span class="Constant">"' is not a hex byte\n"</span> << end<span class="Delimiter">();</span> -<span id="L308" class="LineNr">308 </span> <span class="Identifier">return</span> <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L309" class="LineNr">309 </span> <span class="Delimiter">}</span> -<span id="L310" class="LineNr">310 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result > <span class="Constant">0xff</span> || result < -<span class="Constant">0x8f</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L311" class="LineNr">311 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"token '"</span> << s << <span class="Constant">"' is not a hex byte\n"</span> << end<span class="Delimiter">();</span> -<span id="L312" class="LineNr">312 </span> <span class="Identifier">return</span> <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L313" class="LineNr">313 </span> <span class="Delimiter">}</span> -<span id="L314" class="LineNr">314 </span> <span class="Identifier">return</span> <span class="Normal">static_cast</span><<span class="Normal">uint8_t</span>><span class="Delimiter">(</span>result<span class="Delimiter">);</span> -<span id="L315" class="LineNr">315 </span><span class="Delimiter">}</span> -<span id="L316" class="LineNr">316 </span> -<span id="L317" class="LineNr">317 </span><span class="Normal">void</span> <a href='011run.cc.html#L317'>test_number_too_large</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L318" class="LineNr">318 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L319" class="LineNr">319 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L320" class="LineNr">320 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L321" class="LineNr">321 </span> <span class="Constant">"01 cab\n"</span> -<span id="L322" class="LineNr">322 </span> <span class="Delimiter">);</span> -<span id="L323" class="LineNr">323 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L324" class="LineNr">324 </span> <span class="Constant">"error: token 'cab' is not a hex byte\n"</span> -<span id="L325" class="LineNr">325 </span> <span class="Delimiter">);</span> -<span id="L326" class="LineNr">326 </span><span class="Delimiter">}</span> -<span id="L327" class="LineNr">327 </span> -<span id="L328" class="LineNr">328 </span><span class="Normal">void</span> <a href='011run.cc.html#L328'>test_invalid_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L329" class="LineNr">329 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L330" class="LineNr">330 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L331" class="LineNr">331 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L332" class="LineNr">332 </span> <span class="Constant">"01 cx\n"</span> -<span id="L333" class="LineNr">333 </span> <span class="Delimiter">);</span> -<span id="L334" class="LineNr">334 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L335" class="LineNr">335 </span> <span class="Constant">"error: token 'cx' is not a hex byte\n"</span> -<span id="L336" class="LineNr">336 </span> <span class="Delimiter">);</span> -<span id="L337" class="LineNr">337 </span><span class="Delimiter">}</span> -<span id="L338" class="LineNr">338 </span> -<span id="L339" class="LineNr">339 </span><span class="Normal">void</span> <a href='011run.cc.html#L339'>test_negative_number</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L340" class="LineNr">340 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L341" class="LineNr">341 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L342" class="LineNr">342 </span> <span class="Constant">"01 -02\n"</span> -<span id="L343" class="LineNr">343 </span> <span class="Delimiter">);</span> -<span id="L344" class="LineNr">344 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L345" class="LineNr">345 </span><span class="Delimiter">}</span> -<span id="L346" class="LineNr">346 </span> -<span id="L347" class="LineNr">347 </span><span class="Normal">void</span> <a href='011run.cc.html#L347'>test_negative_number_too_small</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L348" class="LineNr">348 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L349" class="LineNr">349 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L350" class="LineNr">350 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L351" class="LineNr">351 </span> <span class="Constant">"01 -12345\n"</span> -<span id="L352" class="LineNr">352 </span> <span class="Delimiter">);</span> -<span id="L353" class="LineNr">353 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L354" class="LineNr">354 </span> <span class="Constant">"error: token '-12345' is not a hex byte\n"</span> -<span id="L355" class="LineNr">355 </span> <span class="Delimiter">);</span> -<span id="L356" class="LineNr">356 </span><span class="Delimiter">}</span> -<span id="L357" class="LineNr">357 </span> -<span id="L358" class="LineNr">358 </span><span class="Normal">void</span> <a href='011run.cc.html#L358'>test_hex_prefix</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L359" class="LineNr">359 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L360" class="LineNr">360 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L361" class="LineNr">361 </span> <span class="Constant">"0x01 -0x02\n"</span> -<span id="L362" class="LineNr">362 </span> <span class="Delimiter">);</span> -<span id="L363" class="LineNr">363 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L364" class="LineNr">364 </span><span class="Delimiter">}</span> -<span id="L365" class="LineNr">365 </span> -<span id="L366" class="LineNr">366 </span><span class="Normal">void</span> <a href='011run.cc.html#L366'>test_repeated_segment_merges_data</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L367" class="LineNr">367 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L368" class="LineNr">368 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L369" class="LineNr">369 </span> <span class="Constant">"11 22\n"</span> -<span id="L370" class="LineNr">370 </span> <span class="Constant">"== code\n"</span> <span class="Comment">// again</span> -<span id="L371" class="LineNr">371 </span> <span class="Constant">"33 44\n"</span> -<span id="L372" class="LineNr">372 </span> <span class="Delimiter">);</span> -<span id="L373" class="LineNr">373 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L374" class="LineNr">374 </span> <span class="Constant">"parse: new segment 'code'\n"</span> -<span id="L375" class="LineNr">375 </span> <span class="Constant">"parse: appending to segment 'code'\n"</span> -<span id="L376" class="LineNr">376 </span> <span class="Comment">// first segment</span> -<span id="L377" class="LineNr">377 </span> <span class="Constant">"load: 0x00000001 -> 11\n"</span> -<span id="L378" class="LineNr">378 </span> <span class="Constant">"load: 0x00000002 -> 22\n"</span> -<span id="L379" class="LineNr">379 </span> <span class="Comment">// second segment</span> -<span id="L380" class="LineNr">380 </span> <span class="Constant">"load: 0x00000003 -> 33\n"</span> -<span id="L381" class="LineNr">381 </span> <span class="Constant">"load: 0x00000004 -> 44\n"</span> -<span id="L382" class="LineNr">382 </span> <span class="Delimiter">);</span> -<span id="L383" class="LineNr">383 </span><span class="Delimiter">}</span> -<span id="L384" class="LineNr">384 </span> -<span id="L385" class="LineNr">385 </span><span class="Normal">void</span> <a href='011run.cc.html#L385'>test_error_on_missing_segment_header</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L386" class="LineNr">386 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L387" class="LineNr">387 </span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span> -<span id="L388" class="LineNr">388 </span> <span class="Constant">"01 02\n"</span> -<span id="L389" class="LineNr">389 </span> <span class="Delimiter">);</span> -<span id="L390" class="LineNr">390 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L391" class="LineNr">391 </span> <span class="Constant">"error: input does not start with a '==' section header\n"</span> -<span id="L392" class="LineNr">392 </span> <span class="Delimiter">);</span> -<span id="L393" class="LineNr">393 </span><span class="Delimiter">}</span> -<span id="L394" class="LineNr">394 </span> -<span id="L395" class="LineNr">395 </span><span class="Comment">//: helper for tests</span> -<span id="L396" class="LineNr">396 </span><span class="Normal">void</span> <a href='011run.cc.html#L396'>parse_and_load</a><span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L397" class="LineNr">397 </span> <a href='011run.cc.html#L101'>program</a> p<span class="Delimiter">;</span> -<span id="L398" class="LineNr">398 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> -<span id="L399" class="LineNr">399 </span> parse<span class="Delimiter">(</span>in<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L400" class="LineNr">400 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// if any stage raises errors, stop immediately</span> -<span id="L401" class="LineNr">401 </span> <a href='011run.cc.html#L260'>load</a><span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L402" class="LineNr">402 </span><span class="Delimiter">}</span> -<span id="L403" class="LineNr">403 </span> -<span id="L404" class="LineNr">404 </span><span class="SalientComment">//:: run</span> -<span id="L405" class="LineNr">405 </span> -<span id="L406" class="LineNr">406 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L407" class="LineNr">407 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"b8"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L13'>EAX</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L408" class="LineNr">408 </span> -<span id="L409" class="LineNr">409 </span><span class="Comment">//: our first opcode</span> -<span id="L410" class="LineNr">410 </span> -<span id="L411" class="LineNr">411 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L412" class="LineNr">412 </span><span class="Normal">case</span> <span class="Constant">0xb8</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm32 to EAX</span> -<span id="L413" class="LineNr">413 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> src = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L414" class="LineNr">414 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << src << <span class="Constant">" to EAX"</span> << end<span class="Delimiter">();</span> -<span id="L415" class="LineNr">415 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = src<span class="Delimiter">;</span> -<span id="L416" class="LineNr">416 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L417" class="LineNr">417 </span><span class="Delimiter">}</span> -<span id="L418" class="LineNr">418 </span> -<span id="L419" class="LineNr">419 </span><span class="Delimiter">:(code)</span> -<span id="L420" class="LineNr">420 </span><span class="Normal">void</span> <a href='011run.cc.html#L420'>test_copy_imm32_to_EAX_again</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L421" class="LineNr">421 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L422" class="LineNr">422 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L423" class="LineNr">423 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L424" class="LineNr">424 </span> <span class="Constant">" b8 0a 0b 0c 0d \n"</span> <span class="Comment">// copy 0x0d0c0b0a to EAX</span> -<span id="L425" class="LineNr">425 </span> <span class="Delimiter">);</span> -<span id="L426" class="LineNr">426 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L427" class="LineNr">427 </span> <span class="Constant">"run: copy imm32 0x0d0c0b0a to EAX\n"</span> -<span id="L428" class="LineNr">428 </span> <span class="Delimiter">);</span> -<span id="L429" class="LineNr">429 </span><span class="Delimiter">}</span> -<span id="L430" class="LineNr">430 </span> -<span id="L431" class="LineNr">431 </span><span class="Comment">// read a 32-bit int in little-endian order from the instruction stream</span> -<span id="L432" class="LineNr">432 </span><span class="Normal">int32_t</span> <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L433" class="LineNr">433 </span> <span class="Normal">int32_t</span> result = <a href='010---vm.cc.html#L190'>read_mem_i32</a><span class="Delimiter">(</span>EIP<span class="Delimiter">);</span> -<span id="L434" class="LineNr">434 </span> EIP+=<span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L435" class="LineNr">435 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L436" class="LineNr">436 </span><span class="Delimiter">}</span> -<span id="L437" class="LineNr">437 </span> -<span id="L438" class="LineNr">438 </span><span class="SalientComment">//:: helpers</span> -<span id="L439" class="LineNr">439 </span> -<span id="L440" class="LineNr">440 </span>string to_string<span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L441" class="LineNr">441 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L442" class="LineNr">442 </span> out << w<span class="Delimiter">.</span>data<span class="Delimiter">;</span> -<span id="L443" class="LineNr">443 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L444" class="LineNr">444 </span> out << <span class="Constant">" /"</span> << w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L445" class="LineNr">445 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L446" class="LineNr">446 </span><span class="Delimiter">}</span> -<span id="L447" class="LineNr">447 </span> -<span id="L448" class="LineNr">448 </span><span class="Normal">int32_t</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L449" class="LineNr">449 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L450" class="LineNr">450 </span> istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span> -<span id="L451" class="LineNr">451 </span> in >> std::hex<span class="Delimiter">;</span> -<span id="L452" class="LineNr">452 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'-'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L453" class="LineNr">453 </span> <span class="Normal">int32_t</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L454" class="LineNr">454 </span> in >> result<span class="Delimiter">;</span> -<span id="L455" class="LineNr">455 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!in || !in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L456" class="LineNr">456 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"not a number: "</span> << s << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L457" class="LineNr">457 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L458" class="LineNr">458 </span> <span class="Delimiter">}</span> -<span id="L459" class="LineNr">459 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L460" class="LineNr">460 </span> <span class="Delimiter">}</span> -<span id="L461" class="LineNr">461 </span> <span class="Normal">uint32_t</span> uresult = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L462" class="LineNr">462 </span> in >> uresult<span class="Delimiter">;</span> -<span id="L463" class="LineNr">463 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!in || !in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L464" class="LineNr">464 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"not a number: "</span> << s << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L465" class="LineNr">465 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L466" class="LineNr">466 </span> <span class="Delimiter">}</span> -<span id="L467" class="LineNr">467 </span> <span class="Identifier">return</span> <span class="Normal">static_cast</span><<span class="Normal">int32_t</span>><span class="Delimiter">(</span>uresult<span class="Delimiter">);</span> -<span id="L468" class="LineNr">468 </span><span class="Delimiter">}</span> -<span id="L469" class="LineNr">469 </span><span class="Delimiter">:(before "End Unit Tests")</span> -<span id="L470" class="LineNr">470 </span><span class="Normal">void</span> <a href='011run.cc.html#L470'>test_parse_int</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L471" class="LineNr">471 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"0"</span><span class="Delimiter">));</span> -<span id="L472" class="LineNr">472 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"0x0"</span><span class="Delimiter">));</span> -<span id="L473" class="LineNr">473 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"0x0"</span><span class="Delimiter">));</span> -<span id="L474" class="LineNr">474 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">16</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"10"</span><span class="Delimiter">));</span> <span class="Comment">// hex always</span> -<span id="L475" class="LineNr">475 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>-<span class="Constant">1</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"-1"</span><span class="Delimiter">));</span> -<span id="L476" class="LineNr">476 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>-<span class="Constant">1</span><span class="Delimiter">,</span> <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span><span class="Constant">"0xffffffff"</span><span class="Delimiter">));</span> -<span id="L477" class="LineNr">477 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/012elf.cc.html b/html/subx/012elf.cc.html deleted file mode 100644 index dd6eaf94..00000000 --- a/html/subx/012elf.cc.html +++ /dev/null @@ -1,255 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/012elf.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.PreProc { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/012elf.cc'>https://github.com/akkartik/mu/blob/master/subx/012elf.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Loading SubX programs from ELF binaries.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: This will allow us to run them natively on a Linux kernel.</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: Based on <a href="https://github.com/kragen/stoneknifeforth/blob/702d2ebe1b/386.c">https://github.com/kragen/stoneknifeforth/blob/702d2ebe1b/386.c</a></span> -<span id="L4" class="LineNr"> 4 </span> -<span id="L5" class="LineNr"> 5 </span><span class="Delimiter">:(before "End Main")</span> -<span id="L6" class="LineNr"> 6 </span>assert<span class="Delimiter">(</span>argc > <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L8" class="LineNr"> 8 </span> <a href='003trace.cc.html#L206'>START_TRACING_UNTIL_END_OF_SCOPE</a><span class="Delimiter">;</span> -<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"=== Starting to run"</span> << end<span class="Delimiter">();</span> -<span id="L10" class="LineNr"> 10 </span> assert<span class="Delimiter">(</span>argc > <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L11" class="LineNr"> 11 </span> <a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">();</span> -<span id="L12" class="LineNr"> 12 </span> cerr << std::hex<span class="Delimiter">;</span> -<span id="L13" class="LineNr"> 13 </span> <a href='012elf.cc.html#L21'>load_elf</a><span class="Delimiter">(</span>argv[<span class="Constant">2</span>]<span class="Delimiter">,</span> argc<span class="Delimiter">,</span> argv<span class="Delimiter">);</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>EIP < <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span><span class="Delimiter">)</span> <span class="Comment">// weak final-gasp termination check</span> -<span id="L15" class="LineNr"> 15 </span> <a href='010---vm.cc.html#L278'>run_one_instruction</a><span class="Delimiter">();</span> -<span id="L16" class="LineNr"> 16 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"executed past end of the world: "</span> << EIP << <span class="Constant">" vs "</span> << <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L18" class="LineNr"> 18 </span><span class="Delimiter">}</span> -<span id="L19" class="LineNr"> 19 </span> -<span id="L20" class="LineNr"> 20 </span><span class="Delimiter">:(code)</span> -<span id="L21" class="LineNr"> 21 </span><span class="Normal">void</span> <a href='012elf.cc.html#L21'>load_elf</a><span class="Delimiter">(</span><span class="Normal">const</span> string& filename<span class="Delimiter">,</span> <span class="Normal">int</span> argc<span class="Delimiter">,</span> <span class="Normal">char</span>* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Normal">int</span> fd = open<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> O_RDONLY<span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>fd < <span class="Constant">0</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << filename<span class="Delimiter">.</span>c_str<span class="Delimiter">()</span> << <span class="Constant">": open"</span> << <a href='012elf.cc.html#L176'>perr</a><span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Normal">off_t</span> size = lseek<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">SEEK_END</span><span class="Delimiter">);</span> -<span id="L25" class="LineNr"> 25 </span> lseek<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">SEEK_SET</span><span class="Delimiter">);</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Normal">uint8_t</span>* elf_contents = <span class="Normal">static_cast</span><<span class="Normal">uint8_t</span>*><span class="Delimiter">(</span>malloc<span class="Delimiter">(</span>size<span class="Delimiter">));</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>elf_contents == <span class="Constant">NULL</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"malloc("</span> << size << <span class="Constant">')'</span> << <a href='012elf.cc.html#L176'>perr</a><span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Normal">ssize_t</span> read_size = read<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> elf_contents<span class="Delimiter">,</span> size<span class="Delimiter">);</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>size != read_size<span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"read → "</span> << size << <span class="Constant">" (!= "</span> << read_size << <span class="Constant">')'</span> << <a href='012elf.cc.html#L176'>perr</a><span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L30" class="LineNr"> 30 </span> <a href='012elf.cc.html#L34'>load_elf_contents</a><span class="Delimiter">(</span>elf_contents<span class="Delimiter">,</span> size<span class="Delimiter">,</span> argc<span class="Delimiter">,</span> argv<span class="Delimiter">);</span> -<span id="L31" class="LineNr"> 31 </span> free<span class="Delimiter">(</span>elf_contents<span class="Delimiter">);</span> -<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span> -<span id="L33" class="LineNr"> 33 </span> -<span id="L34" class="LineNr"> 34 </span><span class="Normal">void</span> <a href='012elf.cc.html#L34'>load_elf_contents</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* elf_contents<span class="Delimiter">,</span> <span class="Normal">size_t</span> size<span class="Delimiter">,</span> <span class="Normal">int</span> argc<span class="Delimiter">,</span> <span class="Normal">char</span>* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Normal">uint8_t</span> magic[<span class="Constant">5</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span> -<span id="L36" class="LineNr"> 36 </span> memcpy<span class="Delimiter">(</span>magic<span class="Delimiter">,</span> elf_contents<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>memcmp<span class="Delimiter">(</span>magic<span class="Delimiter">,</span> <span class="Constant">"\177ELF"</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">)</span> != <span class="Constant">0</span><span class="Delimiter">)</span> -<span id="L38" class="LineNr"> 38 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Invalid ELF file; starts with \"" << magic << '"</span>' << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>elf_contents[<span class="Constant">4</span>] != <span class="Constant">1</span><span class="Delimiter">)</span> -<span id="L40" class="LineNr"> 40 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Only 32-bit ELF files (4-byte words; virtual addresses up to 4GB) supported.\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>elf_contents[<span class="Constant">5</span>] != <span class="Constant">1</span><span class="Delimiter">)</span> -<span id="L42" class="LineNr"> 42 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Only little-endian ELF files supported.\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Comment">// unused: remaining 10 bytes of e_ident</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Normal">uint32_t</span> e_machine_type = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">16</span>]<span class="Delimiter">);</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_machine_type != <span class="Constant">0x00030002</span><span class="Delimiter">)</span> -<span id="L46" class="LineNr"> 46 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"ELF type/machine 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << e_machine_type << <span class="Constant">" isn't i386 executable\n"</span> << die<span class="Delimiter">();</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Comment">// unused: e_version. We only support version 1, and later versions will be backwards compatible.</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Normal">uint32_t</span> <a href='035labels.cc.html#L44'>e_entry</a> = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">24</span>]<span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Normal">uint32_t</span> e_phoff = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">28</span>]<span class="Delimiter">);</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Comment">// unused: e_shoff</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Comment">// unused: e_flags</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Normal">uint32_t</span> e_ehsize = <a href='012elf.cc.html#L171'>u16_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">40</span>]<span class="Delimiter">);</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_ehsize < <span class="Constant">52</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Invalid binary; ELF header too small\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Normal">uint32_t</span> e_phentsize = <a href='012elf.cc.html#L171'>u16_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">42</span>]<span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Normal">uint32_t</span> e_phnum = <a href='012elf.cc.html#L171'>u16_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">44</span>]<span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << e_phnum << <span class="Constant">" entries in the <a href='011run.cc.html#L101'>program</a> header, each "</span> << e_phentsize << <span class="Constant">" bytes long"</span> << end<span class="Delimiter">();</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Comment">// unused: e_shentsize</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Comment">// unused: e_shnum</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Comment">// unused: e_shstrndx</span> -<span id="L60" class="LineNr"> 60 </span> -<span id="L61" class="LineNr"> 61 </span> set<<span class="Normal">uint32_t</span>> overlap<span class="Delimiter">;</span> <span class="Comment">// to detect overlapping segments</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < e_phnum<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> -<span id="L63" class="LineNr"> 63 </span> <a href='012elf.cc.html#L104'>load_segment_from_program_header</a><span class="Delimiter">(</span>elf_contents<span class="Delimiter">,</span> i<span class="Delimiter">,</span> size<span class="Delimiter">,</span> e_phoff + i*e_phentsize<span class="Delimiter">,</span> e_ehsize<span class="Delimiter">,</span> overlap<span class="Delimiter">);</span> -<span id="L64" class="LineNr"> 64 </span> -<span id="L65" class="LineNr"> 65 </span> <span class="Comment">// initialize code and stack</span> -<span id="L66" class="LineNr"> 66 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='012elf.cc.html#L149'>STACK_SEGMENT</a><span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L149'>STACK_SEGMENT</a><span class="Delimiter">));</span> -<span id="L68" class="LineNr"> 68 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='012elf.cc.html#L150'>AFTER_STACK</a><span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Comment">// The stack grows downward.</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <a href='012elf.cc.html#L150'>AFTER_STACK</a><span class="Delimiter">;</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBP]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L72" class="LineNr"> 72 </span> EIP = <a href='035labels.cc.html#L44'>e_entry</a><span class="Delimiter">;</span> -<span id="L73" class="LineNr"> 73 </span> -<span id="L74" class="LineNr"> 74 </span> <span class="Comment">// initialize args on stack</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Comment">// no envp for now</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Comment">// we wastefully use a separate page of memory for argv</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L151'>ARGV_DATA_SEGMENT</a><span class="Delimiter">));</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Normal">uint32_t</span> argv_data = <a href='012elf.cc.html#L151'>ARGV_DATA_SEGMENT</a><span class="Delimiter">;</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = argc-<span class="Constant">1</span><span class="Delimiter">;</span> i >= <span class="Comment">/*</span><span class="Comment">skip 'subx_bin' and 'run'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span> --i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L80" class="LineNr"> 80 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>argv_data<span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j <= strlen<span class="Delimiter">(</span>argv[i]<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L82" class="LineNr"> 82 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span>argv_data<span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> <span class="Comment">// don't bother comparing ARGV and STACK</span> -<span id="L83" class="LineNr"> 83 </span> <a href='010---vm.cc.html#L245'>write_mem_u8</a><span class="Delimiter">(</span>argv_data<span class="Delimiter">,</span> argv[i][j]<span class="Delimiter">);</span> -<span id="L84" class="LineNr"> 84 </span> argv_data += <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Normal">char</span><span class="Delimiter">);</span> -<span id="L85" class="LineNr"> 85 </span> assert<span class="Delimiter">(</span>argv_data < <a href='012elf.cc.html#L151'>ARGV_DATA_SEGMENT</a> + <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a><span class="Delimiter">);</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">}</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Delimiter">}</span> -<span id="L88" class="LineNr"> 88 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>argc-<span class="Comment">/*</span><span class="Comment">skip 'subx_bin' and 'run'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="Normal">void</span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u -= <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u < <a href='012elf.cc.html#L149'>STACK_SEGMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L94" class="LineNr"> 94 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"The stack overflowed its segment. "</span> -<span id="L95" class="LineNr"> 95 </span> << <span class="Constant">"Maybe SPACE_FOR_SEGMENT should be larger? "</span> -<span id="L96" class="LineNr"> 96 </span> << <span class="Constant">"Or you need to carve out an exception for the stack segment "</span> -<span id="L97" class="LineNr"> 97 </span> << <span class="Constant">"to be larger.\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">}</span> -<span id="L99" class="LineNr"> 99 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L100" class="LineNr">100 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pushing value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << val << end<span class="Delimiter">();</span> -<span id="L101" class="LineNr">101 </span> <a href='010---vm.cc.html#L253'>write_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> val<span class="Delimiter">);</span> -<span id="L102" class="LineNr">102 </span><span class="Delimiter">}</span> -<span id="L103" class="LineNr">103 </span> -<span id="L104" class="LineNr">104 </span><span class="Normal">void</span> <a href='012elf.cc.html#L104'>load_segment_from_program_header</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* elf_contents<span class="Delimiter">,</span> <span class="Normal">int</span> segment_index<span class="Delimiter">,</span> <span class="Normal">size_t</span> size<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> offset<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> e_ehsize<span class="Delimiter">,</span> set<<span class="Normal">uint32_t</span>>& overlap<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">uint32_t</span> p_type = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset]<span class="Delimiter">);</span> -<span id="L106" class="LineNr">106 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"program header at offset "</span> << offset << <span class="Constant">": type "</span> << p_type << end<span class="Delimiter">();</span> -<span id="L107" class="LineNr">107 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_type != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L108" class="LineNr">108 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"ignoring segment at offset "</span> << offset << <span class="Constant">" of non PT_LOAD type "</span> << p_type << <span class="Constant">" (see <a href="http://refspecs.linuxbase.org/elf/elf.pdf">http://refspecs.linuxbase.org/elf/elf.pdf</a>)"</span> << end<span class="Delimiter">();</span> -<span id="L109" class="LineNr">109 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L110" class="LineNr">110 </span> <span class="Delimiter">}</span> -<span id="L111" class="LineNr">111 </span> <span class="Normal">uint32_t</span> p_offset = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">4</span>]<span class="Delimiter">);</span> -<span id="L112" class="LineNr">112 </span> <span class="Normal">uint32_t</span> p_vaddr = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">8</span>]<span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_ehsize > p_vaddr<span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Invalid binary; <a href='011run.cc.html#L101'>program</a> header overlaps ELF header\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L114" class="LineNr">114 </span> <span class="Comment">// unused: p_paddr</span> -<span id="L115" class="LineNr">115 </span> <span class="Normal">uint32_t</span> p_filesz = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">16</span>]<span class="Delimiter">);</span> -<span id="L116" class="LineNr">116 </span> <span class="Normal">uint32_t</span> p_memsz = <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">20</span>]<span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_filesz != p_memsz<span class="Delimiter">)</span> -<span id="L118" class="LineNr">118 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Can't yet handle segments where p_filesz != p_memsz (see <a href="http://refspecs.linuxbase.org/elf/elf.pdf">http://refspecs.linuxbase.org/elf/elf.pdf</a>)\n"</span> << die<span class="Delimiter">();</span> -<span id="L119" class="LineNr">119 </span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_offset + p_filesz > size<span class="Delimiter">)</span> -<span id="L121" class="LineNr">121 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Invalid binary; segment at offset "</span> << offset << <span class="Constant">" is too large: wants to end at "</span> << p_offset+p_filesz << <span class="Constant">" but the file ends at "</span> << size << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L122" class="LineNr">122 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_memsz >= <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L123" class="LineNr">123 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Code segment too small for SubX; for now please manually increase SEGMENT_ALIGNMENT.\n"</span> << end<span class="Delimiter">();</span> -<span id="L124" class="LineNr">124 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L125" class="LineNr">125 </span> <span class="Delimiter">}</span> -<span id="L126" class="LineNr">126 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"blitting file offsets ("</span> << p_offset << <span class="Constant">", "</span> << <span class="Delimiter">(</span>p_offset+p_filesz<span class="Delimiter">)</span> << <span class="Constant">") to addresses ("</span> << p_vaddr << <span class="Constant">", "</span> << <span class="Delimiter">(</span>p_vaddr+p_memsz<span class="Delimiter">)</span> << <span class="Constant">')'</span> << end<span class="Delimiter">();</span> -<span id="L127" class="LineNr">127 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>size > p_memsz<span class="Delimiter">)</span> size = p_memsz<span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span>p_vaddr<span class="Delimiter">));</span> -<span id="L129" class="LineNr">129 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < p_filesz<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L130" class="LineNr">130 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L131" class="LineNr">131 </span> <a href='010---vm.cc.html#L245'>write_mem_u8</a><span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">,</span> elf_contents[p_offset+i]<span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> overlap<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span> <span class="Delimiter">}</span> -<span id="L134" class="LineNr">134 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>segment_index == <span class="Constant">0</span> && <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> < p_vaddr+p_memsz<span class="Delimiter">)</span> -<span id="L135" class="LineNr">135 </span> <span class="Special"><a href='010---vm.cc.html#L171'>End_of_program</a></span> = p_vaddr+p_memsz<span class="Delimiter">;</span> -<span id="L136" class="LineNr">136 </span><span class="Delimiter">}</span> -<span id="L137" class="LineNr">137 </span> -<span id="L138" class="LineNr">138 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L139" class="LineNr">139 </span><span class="Comment">// Very primitive/fixed/insecure ELF segments for now.</span> -<span id="L140" class="LineNr">140 </span><span class="Comment">// --- inaccessible: 0x00000000 -> 0x08047fff</span> -<span id="L141" class="LineNr">141 </span><span class="Comment">// code: 0x09000000 -> 0x09ffffff (specified in ELF binary)</span> -<span id="L142" class="LineNr">142 </span><span class="Comment">// data: 0x0a000000 -> 0x0affffff (specified in ELF binary)</span> -<span id="L143" class="LineNr">143 </span><span class="Comment">// --- heap gets mmap'd somewhere here ---</span> -<span id="L144" class="LineNr">144 </span><span class="Comment">// stack: 0xbdffffff -> 0xbd000000 (downward; not in ELF binary)</span> -<span id="L145" class="LineNr">145 </span><span class="Comment">// argv hack: 0xbf000000 -> 0xbfffffff (not in ELF binary)</span> -<span id="L146" class="LineNr">146 </span><span class="Comment">// --- reserved for kernel: 0xc0000000 -> ...</span> -<span id="L147" class="LineNr">147 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L147'>START_HEAP</a> = <span class="Constant">0x0b000000</span><span class="Delimiter">;</span> -<span id="L148" class="LineNr">148 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L148'>END_HEAP</a> = <span class="Constant">0xbd000000</span><span class="Delimiter">;</span> -<span id="L149" class="LineNr">149 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L149'>STACK_SEGMENT</a> = <span class="Constant">0xbd000000</span><span class="Delimiter">;</span> -<span id="L150" class="LineNr">150 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L150'>AFTER_STACK</a> = <span class="Constant">0xbe000000</span><span class="Delimiter">;</span> -<span id="L151" class="LineNr">151 </span><span class="Normal">const</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L151'>ARGV_DATA_SEGMENT</a> = <span class="Constant">0xbf000000</span><span class="Delimiter">;</span> -<span id="L152" class="LineNr">152 </span><span class="Comment">// When updating the above memory map, don't forget to update `mmap`'s</span> -<span id="L153" class="LineNr">153 </span><span class="Comment">// implementation in the 'syscalls' layer.</span> -<span id="L154" class="LineNr">154 </span><span class="Delimiter">:(before "End Dump Info for Instruction")</span> -<span id="L155" class="LineNr">155 </span><span class="CommentedCode">//? dump_stack(); // slow</span> -<span id="L156" class="LineNr">156 </span><span class="Delimiter">:(code)</span> -<span id="L157" class="LineNr">157 </span><span class="Normal">void</span> <a href='012elf.cc.html#L157'>dump_stack</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L158" class="LineNr">158 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L159" class="LineNr">159 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"stack:"</span> << end<span class="Delimiter">();</span> -<span id="L160" class="LineNr">160 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = AFTER_STACK-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> -<span id="L161" class="LineNr">161 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L162" class="LineNr">162 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << <span class="Constant">" <=== ESP"</span> << end<span class="Delimiter">();</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">40</span><span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> -<span id="L164" class="LineNr">164 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L165" class="LineNr">165 </span><span class="Delimiter">}</span> -<span id="L166" class="LineNr">166 </span> -<span id="L167" class="LineNr">167 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L167'>u32_in</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr">168 </span> <span class="Identifier">return</span> p[<span class="Constant">0</span>] | p[<span class="Constant">1</span>] << <span class="Constant">8</span> | p[<span class="Constant">2</span>] << <span class="Constant">16</span> | p[<span class="Constant">3</span>] << <span class="Constant">24</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span> -<span id="L171" class="LineNr">171 </span><span class="Normal">inline</span> <span class="Normal">uint16_t</span> <a href='012elf.cc.html#L171'>u16_in</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L172" class="LineNr">172 </span> <span class="Identifier">return</span> p[<span class="Constant">0</span>] | p[<span class="Constant">1</span>] << <span class="Constant">8</span><span class="Delimiter">;</span> -<span id="L173" class="LineNr">173 </span><span class="Delimiter">}</span> -<span id="L174" class="LineNr">174 </span> -<span id="L175" class="LineNr">175 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L176" class="LineNr">176 </span><span class="Normal">struct</span> <a href='012elf.cc.html#L176'>perr</a> <span class="Delimiter">{};</span> -<span id="L177" class="LineNr">177 </span><span class="Delimiter">:(code)</span> -<span id="L178" class="LineNr">178 </span>ostream& <span class="Normal">operator</span><<<span class="Delimiter">(</span>ostream& os<span class="Delimiter">,</span> <a href='012elf.cc.html#L176'>perr</a> <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L179" class="LineNr">179 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>errno<span class="Delimiter">)</span> -<span id="L180" class="LineNr">180 </span> os << <span class="Constant">": "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">);</span> -<span id="L181" class="LineNr">181 </span> <span class="Identifier">return</span> os<span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span><span class="Delimiter">}</span> -<span id="L183" class="LineNr">183 </span> -<span id="L184" class="LineNr">184 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L185" class="LineNr">185 </span><span class="PreProc">#include </span><span class="Constant"><sys/types.h></span> -<span id="L186" class="LineNr">186 </span><span class="PreProc">#include </span><span class="Constant"><sys/stat.h></span> -<span id="L187" class="LineNr">187 </span><span class="PreProc">#include </span><span class="Constant"><fcntl.h></span> -<span id="L188" class="LineNr">188 </span><span class="PreProc">#include </span><span class="Constant"><stdarg.h></span> -<span id="L189" class="LineNr">189 </span><span class="PreProc">#include </span><span class="Constant"><errno.h></span> -<span id="L190" class="LineNr">190 </span><span class="PreProc">#include </span><span class="Constant"><unistd.h></span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/013direct_addressing.cc.html b/html/subx/013direct_addressing.cc.html deleted file mode 100644 index 109ef0db..00000000 --- a/html/subx/013direct_addressing.cc.html +++ /dev/null @@ -1,1344 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/013direct_addressing.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.SalientComment { color: #0000af; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/013direct_addressing.cc'>https://github.com/akkartik/mu/blob/master/subx/013direct_addressing.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: operating directly on a register</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L4" class="LineNr"> 4 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"01"</span><span class="Delimiter">,</span> <span class="Constant">"add r32 to rm32 (add)"</span><span class="Delimiter">);</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(code)</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L7'>test_add_r32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L10" class="LineNr"> 10 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">" 01 d8 \n"</span> <span class="Comment">// add EBX to EAX</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Delimiter">);</span> -<span id="L16" class="LineNr"> 16 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Delimiter">);</span> -<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span> -<span id="L22" class="LineNr"> 22 </span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L24" class="LineNr"> 24 </span><span class="Normal">case</span> <span class="Constant">0x01</span>: <span class="Delimiter">{</span> <span class="Comment">// add r32 to r/m32</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Normal">uint8_t</span> arg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L27" class="LineNr"> 27 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"add "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" to r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Normal">int32_t</span> signed_result = *signed_arg1 + <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L31" class="LineNr"> 31 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> + <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span> <span class="Comment">// set CF</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Normal">uint32_t</span> unsigned_result = unsigned_arg1 + <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> + <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L38" class="LineNr"> 38 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L40" class="LineNr"> 40 </span> *signed_arg1 = signed_result<span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L43" class="LineNr"> 43 </span><span class="Delimiter">}</span> -<span id="L44" class="LineNr"> 44 </span> -<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">:(code)</span> -<span id="L46" class="LineNr"> 46 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L46'>test_add_r32_to_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L49" class="LineNr"> 49 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">" 01 d8 \n"</span> <span class="Comment">// add EBX to EAX</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=1\n"</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Delimiter">);</span> -<span id="L61" class="LineNr"> 61 </span><span class="Delimiter">}</span> -<span id="L62" class="LineNr"> 62 </span> -<span id="L63" class="LineNr"> 63 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L63'>test_add_r32_to_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest unsigned number</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L66" class="LineNr"> 66 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">" 01 d8 \n"</span> <span class="Comment">// add EBX to EAX</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Delimiter">);</span> -<span id="L72" class="LineNr"> 72 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=0\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Delimiter">);</span> -<span id="L78" class="LineNr"> 78 </span><span class="Delimiter">}</span> -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L80'>test_add_r32_to_r32_unsigned_and_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L82" class="LineNr"> 82 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Constant">" 01 d8 \n"</span> <span class="Comment">// add EBX to EAX</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=1\n"</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Delimiter">);</span> -<span id="L94" class="LineNr"> 94 </span><span class="Delimiter">}</span> -<span id="L95" class="LineNr"> 95 </span> -<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">:(code)</span> -<span id="L97" class="LineNr"> 97 </span><span class="Comment">// Implement tables 2-2 and 2-3 in the Intel manual, Volume 2.</span> -<span id="L98" class="LineNr"> 98 </span><span class="Comment">// We return a pointer so that instructions can write to multiple bytes in</span> -<span id="L99" class="LineNr"> 99 </span><span class="Comment">// 'Mem' at once.</span> -<span id="L100" class="LineNr"> 100 </span><span class="Comment">// beware: will eventually have side-effects</span> -<span id="L101" class="LineNr"> 101 </span><span class="Normal">int32_t</span>* <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> modrm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L102" class="LineNr"> 102 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> mod = <span class="Delimiter">(</span>modrm>><span class="Constant">6</span><span class="Delimiter">);</span> -<span id="L103" class="LineNr"> 103 </span> <span class="Comment">// ignore middle 3 'reg opcode' bits</span> -<span id="L104" class="LineNr"> 104 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rm = modrm & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L105" class="LineNr"> 105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>mod == <span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L106" class="LineNr"> 106 </span> <span class="Comment">// mod 3 is just register direct addressing</span> -<span id="L107" class="LineNr"> 107 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"r/m32 is "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L108" class="LineNr"> 108 </span> <span class="Identifier">return</span> &<span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L109" class="LineNr"> 109 </span> <span class="Delimiter">}</span> -<span id="L110" class="LineNr"> 110 </span> <span class="Normal">uint32_t</span> addr = <a href='013direct_addressing.cc.html#L116'>effective_address_number</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L111" class="LineNr"> 111 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address contains "</span> << <a href='010---vm.cc.html#L190'>read_mem_i32</a><span class="Delimiter">(</span>addr<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L112" class="LineNr"> 112 </span> <span class="Identifier">return</span> <a href='010---vm.cc.html#L230'>mem_addr_i32</a><span class="Delimiter">(</span>addr<span class="Delimiter">);</span> -<span id="L113" class="LineNr"> 113 </span><span class="Delimiter">}</span> -<span id="L114" class="LineNr"> 114 </span> -<span id="L115" class="LineNr"> 115 </span><span class="Comment">// beware: will eventually have side-effects</span> -<span id="L116" class="LineNr"> 116 </span><span class="Normal">uint32_t</span> <a href='013direct_addressing.cc.html#L116'>effective_address_number</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> modrm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L117" class="LineNr"> 117 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> mod = <span class="Delimiter">(</span>modrm>><span class="Constant">6</span><span class="Delimiter">);</span> -<span id="L118" class="LineNr"> 118 </span> <span class="Comment">// ignore middle 3 'reg opcode' bits</span> -<span id="L119" class="LineNr"> 119 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rm = modrm & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L120" class="LineNr"> 120 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L121" class="LineNr"> 121 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L122" class="LineNr"> 122 </span> <span class="Normal">case</span> <span class="Constant">3</span>: -<span id="L123" class="LineNr"> 123 </span> <span class="Comment">// mod 3 is just register direct addressing</span> -<span id="L124" class="LineNr"> 124 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"unexpected direct addressing mode\n"</span> << end<span class="Delimiter">();</span> -<span id="L125" class="LineNr"> 125 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L126" class="LineNr"> 126 </span> <span class="Comment">// End Mod Special-cases(addr)</span> -<span id="L127" class="LineNr"> 127 </span> <span class="Normal">default</span>: -<span id="L128" class="LineNr"> 128 </span> cerr << <span class="Constant">"unrecognized mod bits: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>mod<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L129" class="LineNr"> 129 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L130" class="LineNr"> 130 </span> <span class="Delimiter">}</span> -<span id="L131" class="LineNr"> 131 </span> <span class="Comment">//: other mods are indirect, and they'll set addr appropriately</span> -<span id="L132" class="LineNr"> 132 </span> <span class="Comment">// Found effective_address(addr)</span> -<span id="L133" class="LineNr"> 133 </span> <span class="Identifier">return</span> addr<span class="Delimiter">;</span> -<span id="L134" class="LineNr"> 134 </span><span class="Delimiter">}</span> -<span id="L135" class="LineNr"> 135 </span> -<span id="L136" class="LineNr"> 136 </span>string <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> r<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L137" class="LineNr"> 137 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>r<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L138" class="LineNr"> 138 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Identifier">return</span> <span class="Constant">"EAX"</span><span class="Delimiter">;</span> -<span id="L139" class="LineNr"> 139 </span> <span class="Normal">case</span> <span class="Constant">1</span>: <span class="Identifier">return</span> <span class="Constant">"ECX"</span><span class="Delimiter">;</span> -<span id="L140" class="LineNr"> 140 </span> <span class="Normal">case</span> <span class="Constant">2</span>: <span class="Identifier">return</span> <span class="Constant">"EDX"</span><span class="Delimiter">;</span> -<span id="L141" class="LineNr"> 141 </span> <span class="Normal">case</span> <span class="Constant">3</span>: <span class="Identifier">return</span> <span class="Constant">"EBX"</span><span class="Delimiter">;</span> -<span id="L142" class="LineNr"> 142 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Identifier">return</span> <span class="Constant">"ESP"</span><span class="Delimiter">;</span> -<span id="L143" class="LineNr"> 143 </span> <span class="Normal">case</span> <span class="Constant">5</span>: <span class="Identifier">return</span> <span class="Constant">"EBP"</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr"> 144 </span> <span class="Normal">case</span> <span class="Constant">6</span>: <span class="Identifier">return</span> <span class="Constant">"ESI"</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr"> 145 </span> <span class="Normal">case</span> <span class="Constant">7</span>: <span class="Identifier">return</span> <span class="Constant">"EDI"</span><span class="Delimiter">;</span> -<span id="L146" class="LineNr"> 146 </span> <span class="Normal">default</span>: <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"invalid register "</span> << r << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L147" class="LineNr"> 147 </span> <span class="Delimiter">}</span> -<span id="L148" class="LineNr"> 148 </span><span class="Delimiter">}</span> -<span id="L149" class="LineNr"> 149 </span> -<span id="L150" class="LineNr"> 150 </span><span class="SalientComment">//:: subtract</span> -<span id="L151" class="LineNr"> 151 </span> -<span id="L152" class="LineNr"> 152 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L153" class="LineNr"> 153 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"29"</span><span class="Delimiter">,</span> <span class="Constant">"subtract r32 from rm32 (sub)"</span><span class="Delimiter">);</span> -<span id="L154" class="LineNr"> 154 </span> -<span id="L155" class="LineNr"> 155 </span><span class="Delimiter">:(code)</span> -<span id="L156" class="LineNr"> 156 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L156'>test_subtract_r32_from_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L157" class="LineNr"> 157 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L158" class="LineNr"> 158 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L159" class="LineNr"> 159 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L160" class="LineNr"> 160 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L161" class="LineNr"> 161 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L162" class="LineNr"> 162 </span> <span class="Constant">" 29 d8 \n"</span> <span class="Comment">// subtract EBX from EAX</span> -<span id="L163" class="LineNr"> 163 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L164" class="LineNr"> 164 </span> <span class="Delimiter">);</span> -<span id="L165" class="LineNr"> 165 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L166" class="LineNr"> 166 </span> <span class="Constant">"run: subtract <a href='010---vm.cc.html#L16'>EBX</a> from r/m32\n"</span> -<span id="L167" class="LineNr"> 167 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L168" class="LineNr"> 168 </span> <span class="Constant">"run: storing 0x00000009\n"</span> -<span id="L169" class="LineNr"> 169 </span> <span class="Delimiter">);</span> -<span id="L170" class="LineNr"> 170 </span><span class="Delimiter">}</span> -<span id="L171" class="LineNr"> 171 </span> -<span id="L172" class="LineNr"> 172 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L173" class="LineNr"> 173 </span><span class="Normal">case</span> <span class="Constant">0x29</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract r32 from r/m32</span> -<span id="L174" class="LineNr"> 174 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L175" class="LineNr"> 175 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L176" class="LineNr"> 176 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subtract "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" from r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L177" class="LineNr"> 177 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L178" class="LineNr"> 178 </span> <span class="Normal">int32_t</span> signed_result = *signed_arg1 - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L179" class="LineNr"> 179 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L180" class="LineNr"> 180 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L181" class="LineNr"> 181 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L182" class="LineNr"> 182 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L183" class="LineNr"> 183 </span> <span class="Comment">// set CF</span> -<span id="L184" class="LineNr"> 184 </span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L185" class="LineNr"> 185 </span> <span class="Normal">uint32_t</span> unsigned_result = unsigned_arg1 - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L186" class="LineNr"> 186 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L187" class="LineNr"> 187 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L188" class="LineNr"> 188 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L189" class="LineNr"> 189 </span> *signed_arg1 = signed_result<span class="Delimiter">;</span> -<span id="L190" class="LineNr"> 190 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L191" class="LineNr"> 191 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L192" class="LineNr"> 192 </span><span class="Delimiter">}</span> -<span id="L193" class="LineNr"> 193 </span> -<span id="L194" class="LineNr"> 194 </span><span class="Delimiter">:(code)</span> -<span id="L195" class="LineNr"> 195 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L195'>test_subtract_r32_from_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L196" class="LineNr"> 196 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L197" class="LineNr"> 197 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L198" class="LineNr"> 198 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L199" class="LineNr"> 199 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L200" class="LineNr"> 200 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L201" class="LineNr"> 201 </span> <span class="Constant">" 29 d8 \n"</span> <span class="Comment">// subtract EBX from EAX</span> -<span id="L202" class="LineNr"> 202 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L203" class="LineNr"> 203 </span> <span class="Delimiter">);</span> -<span id="L204" class="LineNr"> 204 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L205" class="LineNr"> 205 </span> <span class="Constant">"run: subtract <a href='010---vm.cc.html#L16'>EBX</a> from r/m32\n"</span> -<span id="L206" class="LineNr"> 206 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L207" class="LineNr"> 207 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=1\n"</span> -<span id="L208" class="LineNr"> 208 </span> <span class="Constant">"run: storing 0x00000001\n"</span> -<span id="L209" class="LineNr"> 209 </span> <span class="Delimiter">);</span> -<span id="L210" class="LineNr"> 210 </span><span class="Delimiter">}</span> -<span id="L211" class="LineNr"> 211 </span> -<span id="L212" class="LineNr"> 212 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L212'>test_subtract_r32_from_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L213" class="LineNr"> 213 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L214" class="LineNr"> 214 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L215" class="LineNr"> 215 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L216" class="LineNr"> 216 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L217" class="LineNr"> 217 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L218" class="LineNr"> 218 </span> <span class="Constant">" 29 d8 \n"</span> <span class="Comment">// subtract EBX from EAX</span> -<span id="L219" class="LineNr"> 219 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L220" class="LineNr"> 220 </span> <span class="Delimiter">);</span> -<span id="L221" class="LineNr"> 221 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L222" class="LineNr"> 222 </span> <span class="Constant">"run: subtract <a href='010---vm.cc.html#L16'>EBX</a> from r/m32\n"</span> -<span id="L223" class="LineNr"> 223 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L224" class="LineNr"> 224 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L225" class="LineNr"> 225 </span> <span class="Constant">"run: storing 0xffffffff\n"</span> -<span id="L226" class="LineNr"> 226 </span> <span class="Delimiter">);</span> -<span id="L227" class="LineNr"> 227 </span><span class="Delimiter">}</span> -<span id="L228" class="LineNr"> 228 </span> -<span id="L229" class="LineNr"> 229 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L229'>test_subtract_r32_from_r32_signed_and_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L230" class="LineNr"> 230 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L231" class="LineNr"> 231 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L232" class="LineNr"> 232 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L233" class="LineNr"> 233 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L234" class="LineNr"> 234 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L235" class="LineNr"> 235 </span> <span class="Constant">" 29 d8 \n"</span> <span class="Comment">// subtract EBX from EAX</span> -<span id="L236" class="LineNr"> 236 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L237" class="LineNr"> 237 </span> <span class="Delimiter">);</span> -<span id="L238" class="LineNr"> 238 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L239" class="LineNr"> 239 </span> <span class="Constant">"run: subtract <a href='010---vm.cc.html#L16'>EBX</a> from r/m32\n"</span> -<span id="L240" class="LineNr"> 240 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L241" class="LineNr"> 241 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L242" class="LineNr"> 242 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L243" class="LineNr"> 243 </span> <span class="Delimiter">);</span> -<span id="L244" class="LineNr"> 244 </span><span class="Delimiter">}</span> -<span id="L245" class="LineNr"> 245 </span> -<span id="L246" class="LineNr"> 246 </span><span class="SalientComment">//:: multiply</span> -<span id="L247" class="LineNr"> 247 </span> -<span id="L248" class="LineNr"> 248 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L249" class="LineNr"> 249 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"f7"</span><span class="Delimiter">,</span> <span class="Constant">"negate/multiply/divide rm32 (with <a href='010---vm.cc.html#L13'>EAX</a> and <a href='010---vm.cc.html#L15'>EDX</a> if necessary) depending on subop (neg/mul/idiv)"</span><span class="Delimiter">);</span> -<span id="L250" class="LineNr"> 250 </span> -<span id="L251" class="LineNr"> 251 </span><span class="Delimiter">:(code)</span> -<span id="L252" class="LineNr"> 252 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L252'>test_multiply_EAX_by_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L253" class="LineNr"> 253 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L254" class="LineNr"> 254 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L255" class="LineNr"> 255 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L256" class="LineNr"> 256 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L257" class="LineNr"> 257 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L258" class="LineNr"> 258 </span> <span class="Constant">" f7 e1 \n"</span> <span class="Comment">// multiply EAX by ECX</span> -<span id="L259" class="LineNr"> 259 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 100 (subop mul) 001 (src ECX)</span> -<span id="L260" class="LineNr"> 260 </span> <span class="Delimiter">);</span> -<span id="L261" class="LineNr"> 261 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L262" class="LineNr"> 262 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L263" class="LineNr"> 263 </span> <span class="Constant">"run: r/m32 is ECX\n"</span> -<span id="L264" class="LineNr"> 264 </span> <span class="Constant">"run: subop: multiply <a href='010---vm.cc.html#L13'>EAX</a> by r/m32\n"</span> -<span id="L265" class="LineNr"> 265 </span> <span class="Constant">"run: storing 0x0000000c\n"</span> -<span id="L266" class="LineNr"> 266 </span> <span class="Delimiter">);</span> -<span id="L267" class="LineNr"> 267 </span><span class="Delimiter">}</span> -<span id="L268" class="LineNr"> 268 </span> -<span id="L269" class="LineNr"> 269 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L270" class="LineNr"> 270 </span><span class="Normal">case</span> <span class="Constant">0xf7</span>: <span class="Delimiter">{</span> -<span id="L271" class="LineNr"> 271 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L272" class="LineNr"> 272 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"operate on r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L273" class="LineNr"> 273 </span> <span class="Normal">int32_t</span>* arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L274" class="LineNr"> 274 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L275" class="LineNr"> 275 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L276" class="LineNr"> 276 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span> <span class="Comment">// mul unsigned EAX by r/m32</span> -<span id="L277" class="LineNr"> 277 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: multiply <a href='010---vm.cc.html#L13'>EAX</a> by r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L278" class="LineNr"> 278 </span> <span class="Normal">const</span> <span class="Normal">uint64_t</span> result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> * <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*arg1<span class="Delimiter">);</span> -<span id="L279" class="LineNr"> 279 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = result & <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> -<span id="L280" class="LineNr"> 280 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u = result >> <span class="Constant">32</span><span class="Delimiter">;</span> -<span id="L281" class="LineNr"> 281 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u != <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L282" class="LineNr"> 282 </span> <a href='010---vm.cc.html#L84'>CF</a> = <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">;</span> -<span id="L283" class="LineNr"> 283 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L284" class="LineNr"> 284 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L285" class="LineNr"> 285 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L286" class="LineNr"> 286 </span> <span class="Delimiter">}</span> -<span id="L287" class="LineNr"> 287 </span> <span class="Comment">// End Op f7 Subops</span> -<span id="L288" class="LineNr"> 288 </span> <span class="Normal">default</span>: -<span id="L289" class="LineNr"> 289 </span> cerr << <span class="Constant">"unrecognized subop for opcode f7: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L290" class="LineNr"> 290 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L291" class="LineNr"> 291 </span> <span class="Delimiter">}</span> -<span id="L292" class="LineNr"> 292 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L293" class="LineNr"> 293 </span><span class="Delimiter">}</span> -<span id="L294" class="LineNr"> 294 </span> -<span id="L295" class="LineNr"> 295 </span><span class="Comment">//:</span> -<span id="L296" class="LineNr"> 296 </span> -<span id="L297" class="LineNr"> 297 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L298" class="LineNr"> 298 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"af"</span><span class="Delimiter">,</span> <span class="Constant">"multiply rm32 into r32 (imul)"</span><span class="Delimiter">);</span> -<span id="L299" class="LineNr"> 299 </span> -<span id="L300" class="LineNr"> 300 </span><span class="Delimiter">:(code)</span> -<span id="L301" class="LineNr"> 301 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L301'>test_multiply_r32_into_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L302" class="LineNr"> 302 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L303" class="LineNr"> 303 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L304" class="LineNr"> 304 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L305" class="LineNr"> 305 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L306" class="LineNr"> 306 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L307" class="LineNr"> 307 </span> <span class="Constant">" 0f af d8 \n"</span> <span class="Comment">// subtract EBX into EAX</span> -<span id="L308" class="LineNr"> 308 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L309" class="LineNr"> 309 </span> <span class="Delimiter">);</span> -<span id="L310" class="LineNr"> 310 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L311" class="LineNr"> 311 </span> <span class="Constant">"run: multiply <a href='010---vm.cc.html#L16'>EBX</a> by r/m32\n"</span> -<span id="L312" class="LineNr"> 312 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L313" class="LineNr"> 313 </span> <span class="Constant">"run: storing 0x00000008\n"</span> -<span id="L314" class="LineNr"> 314 </span> <span class="Delimiter">);</span> -<span id="L315" class="LineNr"> 315 </span><span class="Delimiter">}</span> -<span id="L316" class="LineNr"> 316 </span> -<span id="L317" class="LineNr"> 317 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L318" class="LineNr"> 318 </span><span class="Normal">case</span> <span class="Constant">0xaf</span>: <span class="Delimiter">{</span> <span class="Comment">// multiply r32 by r/m32</span> -<span id="L319" class="LineNr"> 319 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L320" class="LineNr"> 320 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L321" class="LineNr"> 321 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"multiply "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <span class="Constant">" by r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L322" class="LineNr"> 322 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L323" class="LineNr"> 323 </span> <span class="Normal">int32_t</span> result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i * <span class="Delimiter">(</span>*arg2<span class="Delimiter">);</span> -<span id="L324" class="LineNr"> 324 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L325" class="LineNr"> 325 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L326" class="LineNr"> 326 </span> <span class="Normal">int64_t</span> full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> * <span class="Delimiter">(</span>*arg2<span class="Delimiter">);</span> -<span id="L327" class="LineNr"> 327 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i != full_result<span class="Delimiter">);</span> -<span id="L328" class="LineNr"> 328 </span> <a href='010---vm.cc.html#L84'>CF</a> = <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">;</span> -<span id="L329" class="LineNr"> 329 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L330" class="LineNr"> 330 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i = result<span class="Delimiter">;</span> -<span id="L331" class="LineNr"> 331 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L332" class="LineNr"> 332 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L333" class="LineNr"> 333 </span><span class="Delimiter">}</span> -<span id="L334" class="LineNr"> 334 </span> -<span id="L335" class="LineNr"> 335 </span><span class="SalientComment">//:: negate</span> -<span id="L336" class="LineNr"> 336 </span> -<span id="L337" class="LineNr"> 337 </span><span class="Delimiter">:(code)</span> -<span id="L338" class="LineNr"> 338 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L338'>test_negate_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L339" class="LineNr"> 339 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L340" class="LineNr"> 340 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L341" class="LineNr"> 341 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L342" class="LineNr"> 342 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L343" class="LineNr"> 343 </span> <span class="Constant">" f7 db \n"</span> <span class="Comment">// negate EBX</span> -<span id="L344" class="LineNr"> 344 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (subop negate) 011 (dest EBX)</span> -<span id="L345" class="LineNr"> 345 </span> <span class="Delimiter">);</span> -<span id="L346" class="LineNr"> 346 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L347" class="LineNr"> 347 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L348" class="LineNr"> 348 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L349" class="LineNr"> 349 </span> <span class="Constant">"run: subop: negate\n"</span> -<span id="L350" class="LineNr"> 350 </span> <span class="Constant">"run: storing 0xffffffff\n"</span> -<span id="L351" class="LineNr"> 351 </span> <span class="Delimiter">);</span> -<span id="L352" class="LineNr"> 352 </span><span class="Delimiter">}</span> -<span id="L353" class="LineNr"> 353 </span> -<span id="L354" class="LineNr"> 354 </span><span class="Delimiter">:(before "End Op f7 Subops")</span> -<span id="L355" class="LineNr"> 355 </span><span class="Normal">case</span> <span class="Constant">3</span>: <span class="Delimiter">{</span> <span class="Comment">// negate r/m32</span> -<span id="L356" class="LineNr"> 356 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: negate"</span> << end<span class="Delimiter">();</span> -<span id="L357" class="LineNr"> 357 </span> <span class="Comment">// one case that can overflow</span> -<span id="L358" class="LineNr"> 358 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*arg1<span class="Delimiter">)</span> == <span class="Constant">0x80000000</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L359" class="LineNr"> 359 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"overflow"</span> << end<span class="Delimiter">();</span> -<span id="L360" class="LineNr"> 360 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L361" class="LineNr"> 361 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L362" class="LineNr"> 362 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L363" class="LineNr"> 363 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L364" class="LineNr"> 364 </span> <span class="Delimiter">}</span> -<span id="L365" class="LineNr"> 365 </span> <span class="Normal">int32_t</span> result = -<span class="Delimiter">(</span>*arg1<span class="Delimiter">);</span> -<span id="L366" class="LineNr"> 366 </span> SF = <span class="Delimiter">(</span>result >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L367" class="LineNr"> 367 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L368" class="LineNr"> 368 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L369" class="LineNr"> 369 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>*arg1 != <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L370" class="LineNr"> 370 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L371" class="LineNr"> 371 </span> *arg1 = result<span class="Delimiter">;</span> -<span id="L372" class="LineNr"> 372 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L373" class="LineNr"> 373 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L374" class="LineNr"> 374 </span><span class="Delimiter">}</span> -<span id="L375" class="LineNr"> 375 </span> -<span id="L376" class="LineNr"> 376 </span><span class="Delimiter">:(code)</span> -<span id="L377" class="LineNr"> 377 </span><span class="Comment">// negate can overflow in exactly one situation</span> -<span id="L378" class="LineNr"> 378 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L378'>test_negate_can_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L379" class="LineNr"> 379 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// INT_MIN</span> -<span id="L380" class="LineNr"> 380 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L381" class="LineNr"> 381 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L382" class="LineNr"> 382 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L383" class="LineNr"> 383 </span> <span class="Constant">" f7 db \n"</span> <span class="Comment">// negate EBX</span> -<span id="L384" class="LineNr"> 384 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (subop negate) 011 (dest EBX)</span> -<span id="L385" class="LineNr"> 385 </span> <span class="Delimiter">);</span> -<span id="L386" class="LineNr"> 386 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L387" class="LineNr"> 387 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L388" class="LineNr"> 388 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L389" class="LineNr"> 389 </span> <span class="Constant">"run: subop: negate\n"</span> -<span id="L390" class="LineNr"> 390 </span> <span class="Constant">"run: overflow\n"</span> -<span id="L391" class="LineNr"> 391 </span> <span class="Delimiter">);</span> -<span id="L392" class="LineNr"> 392 </span><span class="Delimiter">}</span> -<span id="L393" class="LineNr"> 393 </span> -<span id="L394" class="LineNr"> 394 </span><span class="SalientComment">//:: divide with remainder</span> -<span id="L395" class="LineNr"> 395 </span> -<span id="L396" class="LineNr"> 396 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L396'>test_divide_EAX_by_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L397" class="LineNr"> 397 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">7</span><span class="Delimiter">;</span> -<span id="L398" class="LineNr"> 398 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L399" class="LineNr"> 399 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L400" class="LineNr"> 400 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L401" class="LineNr"> 401 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L402" class="LineNr"> 402 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L403" class="LineNr"> 403 </span> <span class="Constant">" f7 f9 \n"</span> <span class="Comment">// multiply EAX by ECX</span> -<span id="L404" class="LineNr"> 404 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop idiv) 001 (divisor ECX)</span> -<span id="L405" class="LineNr"> 405 </span> <span class="Delimiter">);</span> -<span id="L406" class="LineNr"> 406 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L407" class="LineNr"> 407 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L408" class="LineNr"> 408 </span> <span class="Constant">"run: r/m32 is ECX\n"</span> -<span id="L409" class="LineNr"> 409 </span> <span class="Constant">"run: subop: divide <a href='010---vm.cc.html#L15'>EDX</a>:<a href='010---vm.cc.html#L13'>EAX</a> by r/m32, storing quotient in <a href='010---vm.cc.html#L13'>EAX</a> and remainder in EDX\n"</span> -<span id="L410" class="LineNr"> 410 </span> <span class="Constant">"run: quotient: 0x00000002\n"</span> -<span id="L411" class="LineNr"> 411 </span> <span class="Constant">"run: remainder: 0x00000001\n"</span> -<span id="L412" class="LineNr"> 412 </span> <span class="Delimiter">);</span> -<span id="L413" class="LineNr"> 413 </span><span class="Delimiter">}</span> -<span id="L414" class="LineNr"> 414 </span> -<span id="L415" class="LineNr"> 415 </span><span class="Delimiter">:(before "End Op f7 Subops")</span> -<span id="L416" class="LineNr"> 416 </span><span class="Normal">case</span> <span class="Constant">7</span>: <span class="Delimiter">{</span> <span class="Comment">// divide EDX:EAX by r/m32, storing quotient in EAX and remainder in EDX</span> -<span id="L417" class="LineNr"> 417 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: divide <a href='010---vm.cc.html#L15'>EDX</a>:<a href='010---vm.cc.html#L13'>EAX</a> by r/m32, storing quotient in <a href='010---vm.cc.html#L13'>EAX</a> and remainder in EDX"</span> << end<span class="Delimiter">();</span> -<span id="L418" class="LineNr"> 418 </span> <span class="Normal">int64_t</span> dividend = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">((</span><span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << <span class="Constant">32</span><span class="Delimiter">)</span> | <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L419" class="LineNr"> 419 </span> <span class="Normal">int32_t</span> divisor = *arg1<span class="Delimiter">;</span> -<span id="L420" class="LineNr"> 420 </span> assert<span class="Delimiter">(</span>divisor != <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L421" class="LineNr"> 421 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = dividend/divisor<span class="Delimiter">;</span> <span class="Comment">// quotient</span> -<span id="L422" class="LineNr"> 422 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>i = dividend%divisor<span class="Delimiter">;</span> <span class="Comment">// remainder</span> -<span id="L423" class="LineNr"> 423 </span> <span class="Comment">// flag state undefined</span> -<span id="L424" class="LineNr"> 424 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"quotient: 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L425" class="LineNr"> 425 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"remainder: 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L426" class="LineNr"> 426 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L427" class="LineNr"> 427 </span><span class="Delimiter">}</span> -<span id="L428" class="LineNr"> 428 </span> -<span id="L429" class="LineNr"> 429 </span><span class="Delimiter">:(code)</span> -<span id="L430" class="LineNr"> 430 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L430'>test_divide_EAX_by_negative_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L431" class="LineNr"> 431 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">7</span><span class="Delimiter">;</span> -<span id="L432" class="LineNr"> 432 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L433" class="LineNr"> 433 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = -<span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L434" class="LineNr"> 434 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L435" class="LineNr"> 435 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L436" class="LineNr"> 436 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L437" class="LineNr"> 437 </span> <span class="Constant">" f7 f9 \n"</span> <span class="Comment">// multiply EAX by ECX</span> -<span id="L438" class="LineNr"> 438 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop idiv) 001 (divisor ECX)</span> -<span id="L439" class="LineNr"> 439 </span> <span class="Delimiter">);</span> -<span id="L440" class="LineNr"> 440 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L441" class="LineNr"> 441 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L442" class="LineNr"> 442 </span> <span class="Constant">"run: r/m32 is ECX\n"</span> -<span id="L443" class="LineNr"> 443 </span> <span class="Constant">"run: subop: divide <a href='010---vm.cc.html#L15'>EDX</a>:<a href='010---vm.cc.html#L13'>EAX</a> by r/m32, storing quotient in <a href='010---vm.cc.html#L13'>EAX</a> and remainder in EDX\n"</span> -<span id="L444" class="LineNr"> 444 </span> <span class="Constant">"run: quotient: 0xfffffffe\n"</span> <span class="Comment">// -2</span> -<span id="L445" class="LineNr"> 445 </span> <span class="Constant">"run: remainder: 0x00000001\n"</span> -<span id="L446" class="LineNr"> 446 </span> <span class="Delimiter">);</span> -<span id="L447" class="LineNr"> 447 </span><span class="Delimiter">}</span> -<span id="L448" class="LineNr"> 448 </span> -<span id="L449" class="LineNr"> 449 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L449'>test_divide_negative_EAX_by_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L450" class="LineNr"> 450 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = -<span class="Constant">7</span><span class="Delimiter">;</span> -<span id="L451" class="LineNr"> 451 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>i = -<span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// sign extend</span> -<span id="L452" class="LineNr"> 452 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L453" class="LineNr"> 453 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L454" class="LineNr"> 454 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L455" class="LineNr"> 455 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L456" class="LineNr"> 456 </span> <span class="Constant">" f7 f9 \n"</span> <span class="Comment">// multiply EAX by ECX</span> -<span id="L457" class="LineNr"> 457 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop idiv) 001 (divisor ECX)</span> -<span id="L458" class="LineNr"> 458 </span> <span class="Delimiter">);</span> -<span id="L459" class="LineNr"> 459 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L460" class="LineNr"> 460 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L461" class="LineNr"> 461 </span> <span class="Constant">"run: r/m32 is ECX\n"</span> -<span id="L462" class="LineNr"> 462 </span> <span class="Constant">"run: subop: divide <a href='010---vm.cc.html#L15'>EDX</a>:<a href='010---vm.cc.html#L13'>EAX</a> by r/m32, storing quotient in <a href='010---vm.cc.html#L13'>EAX</a> and remainder in EDX\n"</span> -<span id="L463" class="LineNr"> 463 </span> <span class="Constant">"run: quotient: 0xfffffffe\n"</span> <span class="Comment">// -2</span> -<span id="L464" class="LineNr"> 464 </span> <span class="Constant">"run: remainder: 0xffffffff\n"</span> <span class="Comment">// -1, same sign as divident (EDX:EAX)</span> -<span id="L465" class="LineNr"> 465 </span> <span class="Delimiter">);</span> -<span id="L466" class="LineNr"> 466 </span><span class="Delimiter">}</span> -<span id="L467" class="LineNr"> 467 </span> -<span id="L468" class="LineNr"> 468 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L468'>test_divide_negative_EDX_EAX_by_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L469" class="LineNr"> 469 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> <span class="Comment">// lower 32 bits are clear</span> -<span id="L470" class="LineNr"> 470 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>i = -<span class="Constant">7</span><span class="Delimiter">;</span> -<span id="L471" class="LineNr"> 471 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">0x40000000</span><span class="Delimiter">;</span> <span class="Comment">// 2^30 (largest positive power of 2)</span> -<span id="L472" class="LineNr"> 472 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L473" class="LineNr"> 473 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L474" class="LineNr"> 474 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L475" class="LineNr"> 475 </span> <span class="Constant">" f7 f9 \n"</span> <span class="Comment">// multiply EAX by ECX</span> -<span id="L476" class="LineNr"> 476 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop idiv) 001 (divisor ECX)</span> -<span id="L477" class="LineNr"> 477 </span> <span class="Delimiter">);</span> -<span id="L478" class="LineNr"> 478 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L479" class="LineNr"> 479 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L480" class="LineNr"> 480 </span> <span class="Constant">"run: r/m32 is ECX\n"</span> -<span id="L481" class="LineNr"> 481 </span> <span class="Constant">"run: subop: divide <a href='010---vm.cc.html#L15'>EDX</a>:<a href='010---vm.cc.html#L13'>EAX</a> by r/m32, storing quotient in <a href='010---vm.cc.html#L13'>EAX</a> and remainder in EDX\n"</span> -<span id="L482" class="LineNr"> 482 </span> <span class="Constant">"run: quotient: 0xffffffe4\n"</span> <span class="Comment">// (-7 << 32) / (1 << 30) = -7 << 2 = -28</span> -<span id="L483" class="LineNr"> 483 </span> <span class="Constant">"run: remainder: 0x00000000\n"</span> -<span id="L484" class="LineNr"> 484 </span> <span class="Delimiter">);</span> -<span id="L485" class="LineNr"> 485 </span><span class="Delimiter">}</span> -<span id="L486" class="LineNr"> 486 </span> -<span id="L487" class="LineNr"> 487 </span><span class="SalientComment">//:: shift left</span> -<span id="L488" class="LineNr"> 488 </span> -<span id="L489" class="LineNr"> 489 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L490" class="LineNr"> 490 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"d3"</span><span class="Delimiter">,</span> <span class="Constant">"shift rm32 by CL bits depending on subop (sal/sar/shl/shr)"</span><span class="Delimiter">);</span> -<span id="L491" class="LineNr"> 491 </span> -<span id="L492" class="LineNr"> 492 </span><span class="Delimiter">:(code)</span> -<span id="L493" class="LineNr"> 493 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L493'>test_shift_left_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L494" class="LineNr"> 494 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">13</span><span class="Delimiter">;</span> -<span id="L495" class="LineNr"> 495 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L496" class="LineNr"> 496 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L497" class="LineNr"> 497 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L498" class="LineNr"> 498 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L499" class="LineNr"> 499 </span> <span class="Constant">" d3 e3 \n"</span> <span class="Comment">// shift EBX left by CL bits</span> -<span id="L500" class="LineNr"> 500 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 100 (subop shift left) 011 (dest EBX)</span> -<span id="L501" class="LineNr"> 501 </span> <span class="Delimiter">);</span> -<span id="L502" class="LineNr"> 502 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L503" class="LineNr"> 503 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L504" class="LineNr"> 504 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L505" class="LineNr"> 505 </span> <span class="Constant">"run: subop: shift left by CL bits\n"</span> -<span id="L506" class="LineNr"> 506 </span> <span class="Constant">"run: storing 0x0000001a\n"</span> -<span id="L507" class="LineNr"> 507 </span> <span class="Delimiter">);</span> -<span id="L508" class="LineNr"> 508 </span><span class="Delimiter">}</span> -<span id="L509" class="LineNr"> 509 </span> -<span id="L510" class="LineNr"> 510 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L511" class="LineNr"> 511 </span><span class="Normal">case</span> <span class="Constant">0xd3</span>: <span class="Delimiter">{</span> -<span id="L512" class="LineNr"> 512 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L513" class="LineNr"> 513 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"operate on r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L514" class="LineNr"> 514 </span> <span class="Normal">int32_t</span>* arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L515" class="LineNr"> 515 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L516" class="LineNr"> 516 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L517" class="LineNr"> 517 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span> <span class="Comment">// shift left r/m32 by CL</span> -<span id="L518" class="LineNr"> 518 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift left by CL bits"</span> << end<span class="Delimiter">();</span> -<span id="L519" class="LineNr"> 519 </span> <span class="Normal">uint8_t</span> count = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L520" class="LineNr"> 520 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L521" class="LineNr"> 521 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L522" class="LineNr"> 522 </span> <span class="Normal">bool</span> msb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x80000000</span><span class="Delimiter">)</span> >> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L523" class="LineNr"> 523 </span> <span class="Normal">bool</span> pnsb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x40000000</span><span class="Delimiter">);</span> -<span id="L524" class="LineNr"> 524 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>msb != pnsb<span class="Delimiter">);</span> -<span id="L525" class="LineNr"> 525 </span> <span class="Delimiter">}</span> -<span id="L526" class="LineNr"> 526 </span> <span class="Normal">int32_t</span> result = <span class="Delimiter">(</span>*arg1 << count<span class="Delimiter">);</span> -<span id="L527" class="LineNr"> 527 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L528" class="LineNr"> 528 </span> SF = <span class="Delimiter">(</span>result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L529" class="LineNr"> 529 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>*arg1 << <span class="Delimiter">(</span>count-<span class="Constant">1</span><span class="Delimiter">))</span> & <span class="Constant">0x80000000</span><span class="Delimiter">;</span> -<span id="L530" class="LineNr"> 530 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L531" class="LineNr"> 531 </span> *arg1 = result<span class="Delimiter">;</span> -<span id="L532" class="LineNr"> 532 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L533" class="LineNr"> 533 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L534" class="LineNr"> 534 </span> <span class="Delimiter">}</span> -<span id="L535" class="LineNr"> 535 </span> <span class="Comment">// End Op d3 Subops</span> -<span id="L536" class="LineNr"> 536 </span> <span class="Normal">default</span>: -<span id="L537" class="LineNr"> 537 </span> cerr << <span class="Constant">"unrecognized subop for opcode d3: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L538" class="LineNr"> 538 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L539" class="LineNr"> 539 </span> <span class="Delimiter">}</span> -<span id="L540" class="LineNr"> 540 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L541" class="LineNr"> 541 </span><span class="Delimiter">}</span> -<span id="L542" class="LineNr"> 542 </span> -<span id="L543" class="LineNr"> 543 </span><span class="SalientComment">//:: shift right arithmetic</span> -<span id="L544" class="LineNr"> 544 </span> -<span id="L545" class="LineNr"> 545 </span><span class="Delimiter">:(code)</span> -<span id="L546" class="LineNr"> 546 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L546'>test_shift_right_arithmetic_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L547" class="LineNr"> 547 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">26</span><span class="Delimiter">;</span> -<span id="L548" class="LineNr"> 548 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L549" class="LineNr"> 549 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L550" class="LineNr"> 550 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L551" class="LineNr"> 551 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L552" class="LineNr"> 552 </span> <span class="Constant">" d3 fb \n"</span> <span class="Comment">// shift EBX right by CL bits, while preserving sign</span> -<span id="L553" class="LineNr"> 553 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L554" class="LineNr"> 554 </span> <span class="Delimiter">);</span> -<span id="L555" class="LineNr"> 555 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L556" class="LineNr"> 556 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L557" class="LineNr"> 557 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L558" class="LineNr"> 558 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L559" class="LineNr"> 559 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L560" class="LineNr"> 560 </span> <span class="Delimiter">);</span> -<span id="L561" class="LineNr"> 561 </span><span class="Delimiter">}</span> -<span id="L562" class="LineNr"> 562 </span> -<span id="L563" class="LineNr"> 563 </span><span class="Delimiter">:(before "End Op d3 Subops")</span> -<span id="L564" class="LineNr"> 564 </span><span class="Normal">case</span> <span class="Constant">7</span>: <span class="Delimiter">{</span> <span class="Comment">// shift right r/m32 by CL, preserving sign</span> -<span id="L565" class="LineNr"> 565 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift right by CL bits, while preserving sign"</span> << end<span class="Delimiter">();</span> -<span id="L566" class="LineNr"> 566 </span> <span class="Normal">uint8_t</span> count = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L567" class="LineNr"> 567 </span> *arg1 = <span class="Delimiter">(</span>*arg1 >> count<span class="Delimiter">);</span> -<span id="L568" class="LineNr"> 568 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L569" class="LineNr"> 569 </span> SF = <span class="Delimiter">(</span>*arg1 < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L570" class="LineNr"> 570 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L571" class="LineNr"> 571 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L572" class="LineNr"> 572 </span> <span class="Comment">// CF undefined</span> -<span id="L573" class="LineNr"> 573 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L574" class="LineNr"> 574 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L575" class="LineNr"> 575 </span><span class="Delimiter">}</span> -<span id="L576" class="LineNr"> 576 </span> -<span id="L577" class="LineNr"> 577 </span><span class="Delimiter">:(code)</span> -<span id="L578" class="LineNr"> 578 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L578'>test_shift_right_arithmetic_odd_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L579" class="LineNr"> 579 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">27</span><span class="Delimiter">;</span> -<span id="L580" class="LineNr"> 580 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L581" class="LineNr"> 581 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L582" class="LineNr"> 582 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L583" class="LineNr"> 583 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L584" class="LineNr"> 584 </span> <span class="Constant">" d3 fb \n"</span> <span class="Comment">// shift EBX right by CL bits, while preserving sign</span> -<span id="L585" class="LineNr"> 585 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L586" class="LineNr"> 586 </span> <span class="Delimiter">);</span> -<span id="L587" class="LineNr"> 587 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L588" class="LineNr"> 588 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L589" class="LineNr"> 589 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L590" class="LineNr"> 590 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L591" class="LineNr"> 591 </span> <span class="Comment">// result: 13</span> -<span id="L592" class="LineNr"> 592 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L593" class="LineNr"> 593 </span> <span class="Delimiter">);</span> -<span id="L594" class="LineNr"> 594 </span><span class="Delimiter">}</span> -<span id="L595" class="LineNr"> 595 </span> -<span id="L596" class="LineNr"> 596 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L596'>test_shift_right_arithmetic_negative_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L597" class="LineNr"> 597 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xfffffffd</span><span class="Delimiter">;</span> <span class="Comment">// -3</span> -<span id="L598" class="LineNr"> 598 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L599" class="LineNr"> 599 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L600" class="LineNr"> 600 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L601" class="LineNr"> 601 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L602" class="LineNr"> 602 </span> <span class="Constant">" d3 fb \n"</span> <span class="Comment">// shift EBX right by CL bits, while preserving sign</span> -<span id="L603" class="LineNr"> 603 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L604" class="LineNr"> 604 </span> <span class="Delimiter">);</span> -<span id="L605" class="LineNr"> 605 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L606" class="LineNr"> 606 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L607" class="LineNr"> 607 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L608" class="LineNr"> 608 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L609" class="LineNr"> 609 </span> <span class="Comment">// result: -2</span> -<span id="L610" class="LineNr"> 610 </span> <span class="Constant">"run: storing 0xfffffffe\n"</span> -<span id="L611" class="LineNr"> 611 </span> <span class="Delimiter">);</span> -<span id="L612" class="LineNr"> 612 </span><span class="Delimiter">}</span> -<span id="L613" class="LineNr"> 613 </span> -<span id="L614" class="LineNr"> 614 </span><span class="SalientComment">//:: shift right logical</span> -<span id="L615" class="LineNr"> 615 </span> -<span id="L616" class="LineNr"> 616 </span><span class="Delimiter">:(code)</span> -<span id="L617" class="LineNr"> 617 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L617'>test_shift_right_logical_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L618" class="LineNr"> 618 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">26</span><span class="Delimiter">;</span> -<span id="L619" class="LineNr"> 619 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L620" class="LineNr"> 620 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L621" class="LineNr"> 621 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L622" class="LineNr"> 622 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L623" class="LineNr"> 623 </span> <span class="Constant">" d3 eb \n"</span> <span class="Comment">// shift EBX right by CL bits, while padding zeroes</span> -<span id="L624" class="LineNr"> 624 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop shift right logical) 011 (dest EBX)</span> -<span id="L625" class="LineNr"> 625 </span> <span class="Delimiter">);</span> -<span id="L626" class="LineNr"> 626 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L627" class="LineNr"> 627 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L628" class="LineNr"> 628 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L629" class="LineNr"> 629 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L630" class="LineNr"> 630 </span> <span class="Comment">// result: 13</span> -<span id="L631" class="LineNr"> 631 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L632" class="LineNr"> 632 </span> <span class="Delimiter">);</span> -<span id="L633" class="LineNr"> 633 </span><span class="Delimiter">}</span> -<span id="L634" class="LineNr"> 634 </span> -<span id="L635" class="LineNr"> 635 </span><span class="Delimiter">:(before "End Op d3 Subops")</span> -<span id="L636" class="LineNr"> 636 </span><span class="Normal">case</span> <span class="Constant">5</span>: <span class="Delimiter">{</span> <span class="Comment">// shift right r/m32 by CL, padding zeroes</span> -<span id="L637" class="LineNr"> 637 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift right by CL bits, while padding zeroes"</span> << end<span class="Delimiter">();</span> -<span id="L638" class="LineNr"> 638 </span> <span class="Normal">uint8_t</span> count = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L639" class="LineNr"> 639 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L640" class="LineNr"> 640 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L641" class="LineNr"> 641 </span> <span class="Normal">bool</span> msb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x80000000</span><span class="Delimiter">)</span> >> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L642" class="LineNr"> 642 </span> <span class="Normal">bool</span> pnsb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x40000000</span><span class="Delimiter">);</span> -<span id="L643" class="LineNr"> 643 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>msb != pnsb<span class="Delimiter">);</span> -<span id="L644" class="LineNr"> 644 </span> <span class="Delimiter">}</span> -<span id="L645" class="LineNr"> 645 </span> <span class="Normal">uint32_t</span>* uarg1 = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>arg1<span class="Delimiter">);</span> -<span id="L646" class="LineNr"> 646 </span> *uarg1 = <span class="Delimiter">(</span>*uarg1 >> count<span class="Delimiter">);</span> -<span id="L647" class="LineNr"> 647 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*uarg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L648" class="LineNr"> 648 </span> <span class="Comment">// result is always positive by definition</span> -<span id="L649" class="LineNr"> 649 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L650" class="LineNr"> 650 </span> <span class="Comment">// CF undefined</span> -<span id="L651" class="LineNr"> 651 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L652" class="LineNr"> 652 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L653" class="LineNr"> 653 </span><span class="Delimiter">}</span> -<span id="L654" class="LineNr"> 654 </span> -<span id="L655" class="LineNr"> 655 </span><span class="Delimiter">:(code)</span> -<span id="L656" class="LineNr"> 656 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L656'>test_shift_right_logical_odd_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L657" class="LineNr"> 657 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">27</span><span class="Delimiter">;</span> -<span id="L658" class="LineNr"> 658 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L659" class="LineNr"> 659 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L660" class="LineNr"> 660 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L661" class="LineNr"> 661 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L662" class="LineNr"> 662 </span> <span class="Constant">" d3 eb \n"</span> <span class="Comment">// shift EBX right by CL bits, while padding zeroes</span> -<span id="L663" class="LineNr"> 663 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop shift right logical) 011 (dest EBX)</span> -<span id="L664" class="LineNr"> 664 </span> <span class="Delimiter">);</span> -<span id="L665" class="LineNr"> 665 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L666" class="LineNr"> 666 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L667" class="LineNr"> 667 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L668" class="LineNr"> 668 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L669" class="LineNr"> 669 </span> <span class="Comment">// result: 13</span> -<span id="L670" class="LineNr"> 670 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L671" class="LineNr"> 671 </span> <span class="Delimiter">);</span> -<span id="L672" class="LineNr"> 672 </span><span class="Delimiter">}</span> -<span id="L673" class="LineNr"> 673 </span> -<span id="L674" class="LineNr"> 674 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L674'>test_shift_right_logical_negative_r32_with_cl</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L675" class="LineNr"> 675 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xfffffffd</span><span class="Delimiter">;</span> -<span id="L676" class="LineNr"> 676 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L677" class="LineNr"> 677 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L678" class="LineNr"> 678 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L679" class="LineNr"> 679 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L680" class="LineNr"> 680 </span> <span class="Constant">" d3 eb \n"</span> <span class="Comment">// shift EBX right by CL bits, while padding zeroes</span> -<span id="L681" class="LineNr"> 681 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop shift right logical) 011 (dest EBX)</span> -<span id="L682" class="LineNr"> 682 </span> <span class="Delimiter">);</span> -<span id="L683" class="LineNr"> 683 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L684" class="LineNr"> 684 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L685" class="LineNr"> 685 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L686" class="LineNr"> 686 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L687" class="LineNr"> 687 </span> <span class="Constant">"run: storing 0x7ffffffe\n"</span> -<span id="L688" class="LineNr"> 688 </span> <span class="Delimiter">);</span> -<span id="L689" class="LineNr"> 689 </span><span class="Delimiter">}</span> -<span id="L690" class="LineNr"> 690 </span> -<span id="L691" class="LineNr"> 691 </span><span class="SalientComment">//:: and</span> -<span id="L692" class="LineNr"> 692 </span> -<span id="L693" class="LineNr"> 693 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L694" class="LineNr"> 694 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"21"</span><span class="Delimiter">,</span> <span class="Constant">"rm32 = bitwise AND of r32 with rm32 (and)"</span><span class="Delimiter">);</span> -<span id="L695" class="LineNr"> 695 </span> -<span id="L696" class="LineNr"> 696 </span><span class="Delimiter">:(code)</span> -<span id="L697" class="LineNr"> 697 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L697'>test_and_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L698" class="LineNr"> 698 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L699" class="LineNr"> 699 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x000000ff</span><span class="Delimiter">;</span> -<span id="L700" class="LineNr"> 700 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L701" class="LineNr"> 701 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L702" class="LineNr"> 702 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L703" class="LineNr"> 703 </span> <span class="Constant">" 21 d8 \n"</span> <span class="Comment">// and EBX with destination EAX</span> -<span id="L704" class="LineNr"> 704 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L705" class="LineNr"> 705 </span> <span class="Delimiter">);</span> -<span id="L706" class="LineNr"> 706 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L707" class="LineNr"> 707 </span> <span class="Constant">"run: and <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L708" class="LineNr"> 708 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L709" class="LineNr"> 709 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L710" class="LineNr"> 710 </span> <span class="Delimiter">);</span> -<span id="L711" class="LineNr"> 711 </span><span class="Delimiter">}</span> -<span id="L712" class="LineNr"> 712 </span> -<span id="L713" class="LineNr"> 713 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L714" class="LineNr"> 714 </span><span class="Normal">case</span> <span class="Constant">0x21</span>: <span class="Delimiter">{</span> <span class="Comment">// and r32 with r/m32</span> -<span id="L715" class="LineNr"> 715 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L716" class="LineNr"> 716 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L717" class="LineNr"> 717 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"and "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L718" class="LineNr"> 718 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L719" class="LineNr"> 719 </span> <span class="Comment">// difference</span> -<span id="L720" class="LineNr"> 720 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L721" class="LineNr"> 721 </span> *signed_arg1 &= <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L722" class="LineNr"> 722 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L723" class="LineNr"> 723 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L724" class="LineNr"> 724 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L725" class="LineNr"> 725 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L726" class="LineNr"> 726 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L727" class="LineNr"> 727 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L728" class="LineNr"> 728 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L729" class="LineNr"> 729 </span><span class="Delimiter">}</span> -<span id="L730" class="LineNr"> 730 </span> -<span id="L731" class="LineNr"> 731 </span><span class="SalientComment">//:: or</span> -<span id="L732" class="LineNr"> 732 </span> -<span id="L733" class="LineNr"> 733 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L734" class="LineNr"> 734 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"09"</span><span class="Delimiter">,</span> <span class="Constant">"rm32 = bitwise OR of r32 with rm32 (or)"</span><span class="Delimiter">);</span> -<span id="L735" class="LineNr"> 735 </span> -<span id="L736" class="LineNr"> 736 </span><span class="Delimiter">:(code)</span> -<span id="L737" class="LineNr"> 737 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L737'>test_or_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L738" class="LineNr"> 738 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L739" class="LineNr"> 739 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xa0b0c0d0</span><span class="Delimiter">;</span> -<span id="L740" class="LineNr"> 740 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L741" class="LineNr"> 741 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L742" class="LineNr"> 742 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L743" class="LineNr"> 743 </span> <span class="Constant">" 09 d8 \n"</span> <span class="Comment">// or EBX with destination EAX</span> -<span id="L744" class="LineNr"> 744 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L745" class="LineNr"> 745 </span> <span class="Delimiter">);</span> -<span id="L746" class="LineNr"> 746 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L747" class="LineNr"> 747 </span> <span class="Constant">"run: or <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L748" class="LineNr"> 748 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L749" class="LineNr"> 749 </span> <span class="Constant">"run: storing 0xaabbccdd\n"</span> -<span id="L750" class="LineNr"> 750 </span> <span class="Delimiter">);</span> -<span id="L751" class="LineNr"> 751 </span><span class="Delimiter">}</span> -<span id="L752" class="LineNr"> 752 </span> -<span id="L753" class="LineNr"> 753 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L754" class="LineNr"> 754 </span><span class="Normal">case</span> <span class="Constant">0x09</span>: <span class="Delimiter">{</span> <span class="Comment">// or r32 with r/m32</span> -<span id="L755" class="LineNr"> 755 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L756" class="LineNr"> 756 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L757" class="LineNr"> 757 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"or "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L758" class="LineNr"> 758 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L759" class="LineNr"> 759 </span> <span class="Comment">// difference</span> -<span id="L760" class="LineNr"> 760 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L761" class="LineNr"> 761 </span> *signed_arg1 |= <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L762" class="LineNr"> 762 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L763" class="LineNr"> 763 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L764" class="LineNr"> 764 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L765" class="LineNr"> 765 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L766" class="LineNr"> 766 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L767" class="LineNr"> 767 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L768" class="LineNr"> 768 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L769" class="LineNr"> 769 </span><span class="Delimiter">}</span> -<span id="L770" class="LineNr"> 770 </span> -<span id="L771" class="LineNr"> 771 </span><span class="SalientComment">//:: xor</span> -<span id="L772" class="LineNr"> 772 </span> -<span id="L773" class="LineNr"> 773 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L774" class="LineNr"> 774 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"31"</span><span class="Delimiter">,</span> <span class="Constant">"rm32 = bitwise XOR of r32 with rm32 (xor)"</span><span class="Delimiter">);</span> -<span id="L775" class="LineNr"> 775 </span> -<span id="L776" class="LineNr"> 776 </span><span class="Delimiter">:(code)</span> -<span id="L777" class="LineNr"> 777 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L777'>test_xor_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L778" class="LineNr"> 778 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L779" class="LineNr"> 779 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xaabbc0d0</span><span class="Delimiter">;</span> -<span id="L780" class="LineNr"> 780 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L781" class="LineNr"> 781 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L782" class="LineNr"> 782 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L783" class="LineNr"> 783 </span> <span class="Constant">" 31 d8 \n"</span> <span class="Comment">// xor EBX with destination EAX</span> -<span id="L784" class="LineNr"> 784 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L785" class="LineNr"> 785 </span> <span class="Delimiter">);</span> -<span id="L786" class="LineNr"> 786 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L787" class="LineNr"> 787 </span> <span class="Constant">"run: xor <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L788" class="LineNr"> 788 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L789" class="LineNr"> 789 </span> <span class="Constant">"run: storing 0xa0b0ccdd\n"</span> -<span id="L790" class="LineNr"> 790 </span> <span class="Delimiter">);</span> -<span id="L791" class="LineNr"> 791 </span><span class="Delimiter">}</span> -<span id="L792" class="LineNr"> 792 </span> -<span id="L793" class="LineNr"> 793 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L794" class="LineNr"> 794 </span><span class="Normal">case</span> <span class="Constant">0x31</span>: <span class="Delimiter">{</span> <span class="Comment">// xor r32 with r/m32</span> -<span id="L795" class="LineNr"> 795 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L796" class="LineNr"> 796 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L797" class="LineNr"> 797 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"xor "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L798" class="LineNr"> 798 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L799" class="LineNr"> 799 </span> <span class="Comment">// difference</span> -<span id="L800" class="LineNr"> 800 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L801" class="LineNr"> 801 </span> *signed_arg1 ^= <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L802" class="LineNr"> 802 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L803" class="LineNr"> 803 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L804" class="LineNr"> 804 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L805" class="LineNr"> 805 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L806" class="LineNr"> 806 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L807" class="LineNr"> 807 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L808" class="LineNr"> 808 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L809" class="LineNr"> 809 </span><span class="Delimiter">}</span> -<span id="L810" class="LineNr"> 810 </span> -<span id="L811" class="LineNr"> 811 </span><span class="SalientComment">//:: not</span> -<span id="L812" class="LineNr"> 812 </span> -<span id="L813" class="LineNr"> 813 </span><span class="Delimiter">:(code)</span> -<span id="L814" class="LineNr"> 814 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L814'>test_not_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L815" class="LineNr"> 815 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0f0f00ff</span><span class="Delimiter">;</span> -<span id="L816" class="LineNr"> 816 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L817" class="LineNr"> 817 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L818" class="LineNr"> 818 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L819" class="LineNr"> 819 </span> <span class="Constant">" f7 d3 \n"</span> <span class="Comment">// not EBX</span> -<span id="L820" class="LineNr"> 820 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 010 (subop not) 011 (dest EBX)</span> -<span id="L821" class="LineNr"> 821 </span> <span class="Delimiter">);</span> -<span id="L822" class="LineNr"> 822 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L823" class="LineNr"> 823 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L824" class="LineNr"> 824 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L825" class="LineNr"> 825 </span> <span class="Constant">"run: subop: not\n"</span> -<span id="L826" class="LineNr"> 826 </span> <span class="Constant">"run: storing 0xf0f0ff00\n"</span> -<span id="L827" class="LineNr"> 827 </span> <span class="Delimiter">);</span> -<span id="L828" class="LineNr"> 828 </span><span class="Delimiter">}</span> -<span id="L829" class="LineNr"> 829 </span> -<span id="L830" class="LineNr"> 830 </span><span class="Delimiter">:(before "End Op f7 Subops")</span> -<span id="L831" class="LineNr"> 831 </span><span class="Normal">case</span> <span class="Constant">2</span>: <span class="Delimiter">{</span> <span class="Comment">// not r/m32</span> -<span id="L832" class="LineNr"> 832 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: not"</span> << end<span class="Delimiter">();</span> -<span id="L833" class="LineNr"> 833 </span> *arg1 = ~<span class="Delimiter">(</span>*arg1<span class="Delimiter">);</span> -<span id="L834" class="LineNr"> 834 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L835" class="LineNr"> 835 </span> <span class="Comment">// no flags affected</span> -<span id="L836" class="LineNr"> 836 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L837" class="LineNr"> 837 </span><span class="Delimiter">}</span> -<span id="L838" class="LineNr"> 838 </span> -<span id="L839" class="LineNr"> 839 </span><span class="SalientComment">//:: compare (cmp)</span> -<span id="L840" class="LineNr"> 840 </span> -<span id="L841" class="LineNr"> 841 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L842" class="LineNr"> 842 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"39"</span><span class="Delimiter">,</span> <span class="Constant">"compare: set SF if rm32 < r32 (cmp)"</span><span class="Delimiter">);</span> -<span id="L843" class="LineNr"> 843 </span> -<span id="L844" class="LineNr"> 844 </span><span class="Delimiter">:(code)</span> -<span id="L845" class="LineNr"> 845 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L845'>test_compare_r32_with_r32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L846" class="LineNr"> 846 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L847" class="LineNr"> 847 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L848" class="LineNr"> 848 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L849" class="LineNr"> 849 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L850" class="LineNr"> 850 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L851" class="LineNr"> 851 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX with EBX</span> -<span id="L852" class="LineNr"> 852 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L853" class="LineNr"> 853 </span> <span class="Delimiter">);</span> -<span id="L854" class="LineNr"> 854 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L855" class="LineNr"> 855 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L856" class="LineNr"> 856 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L857" class="LineNr"> 857 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L858" class="LineNr"> 858 </span> <span class="Delimiter">);</span> -<span id="L859" class="LineNr"> 859 </span><span class="Delimiter">}</span> -<span id="L860" class="LineNr"> 860 </span> -<span id="L861" class="LineNr"> 861 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L862" class="LineNr"> 862 </span><span class="Normal">case</span> <span class="Constant">0x39</span>: <span class="Delimiter">{</span> <span class="Comment">// set SF if r/m32 < r32</span> -<span id="L863" class="LineNr"> 863 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L864" class="LineNr"> 864 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> reg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L865" class="LineNr"> 865 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"compare r/m32 with "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L866" class="LineNr"> 866 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L867" class="LineNr"> 867 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_difference = *signed_arg1 - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L868" class="LineNr"> 868 </span> SF = <span class="Delimiter">(</span>signed_difference < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L869" class="LineNr"> 869 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_difference == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L870" class="LineNr"> 870 </span> <span class="Normal">const</span> <span class="Normal">int64_t</span> signed_full_difference = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L871" class="LineNr"> 871 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_difference != signed_full_difference<span class="Delimiter">);</span> -<span id="L872" class="LineNr"> 872 </span> <span class="Comment">// set CF</span> -<span id="L873" class="LineNr"> 873 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L874" class="LineNr"> 874 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_difference = unsigned_arg1 - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L875" class="LineNr"> 875 </span> <span class="Normal">const</span> <span class="Normal">uint64_t</span> unsigned_full_difference = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> - <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L876" class="LineNr"> 876 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_difference != unsigned_full_difference<span class="Delimiter">);</span> -<span id="L877" class="LineNr"> 877 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L878" class="LineNr"> 878 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L879" class="LineNr"> 879 </span><span class="Delimiter">}</span> -<span id="L880" class="LineNr"> 880 </span> -<span id="L881" class="LineNr"> 881 </span><span class="Delimiter">:(code)</span> -<span id="L882" class="LineNr"> 882 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L882'>test_compare_r32_with_r32_lesser_unsigned_and_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L883" class="LineNr"> 883 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L884" class="LineNr"> 884 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L885" class="LineNr"> 885 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L886" class="LineNr"> 886 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L887" class="LineNr"> 887 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L888" class="LineNr"> 888 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX with EBX</span> -<span id="L889" class="LineNr"> 889 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L890" class="LineNr"> 890 </span> <span class="Delimiter">);</span> -<span id="L891" class="LineNr"> 891 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L892" class="LineNr"> 892 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L893" class="LineNr"> 893 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L894" class="LineNr"> 894 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L895" class="LineNr"> 895 </span> <span class="Delimiter">);</span> -<span id="L896" class="LineNr"> 896 </span><span class="Delimiter">}</span> -<span id="L897" class="LineNr"> 897 </span> -<span id="L898" class="LineNr"> 898 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L898'>test_compare_r32_with_r32_lesser_unsigned_and_signed_due_to_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L899" class="LineNr"> 899 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L900" class="LineNr"> 900 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L901" class="LineNr"> 901 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L902" class="LineNr"> 902 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L903" class="LineNr"> 903 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L904" class="LineNr"> 904 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX with EBX</span> -<span id="L905" class="LineNr"> 905 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L906" class="LineNr"> 906 </span> <span class="Delimiter">);</span> -<span id="L907" class="LineNr"> 907 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L908" class="LineNr"> 908 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L909" class="LineNr"> 909 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L910" class="LineNr"> 910 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L911" class="LineNr"> 911 </span> <span class="Delimiter">);</span> -<span id="L912" class="LineNr"> 912 </span><span class="Delimiter">}</span> -<span id="L913" class="LineNr"> 913 </span> -<span id="L914" class="LineNr"> 914 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L914'>test_compare_r32_with_r32_lesser_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L915" class="LineNr"> 915 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// -1</span> -<span id="L916" class="LineNr"> 916 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x00000001</span><span class="Delimiter">;</span> <span class="Comment">// 1</span> -<span id="L917" class="LineNr"> 917 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L918" class="LineNr"> 918 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L919" class="LineNr"> 919 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L920" class="LineNr"> 920 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX with EBX</span> -<span id="L921" class="LineNr"> 921 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L922" class="LineNr"> 922 </span> <span class="Delimiter">);</span> -<span id="L923" class="LineNr"> 923 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L924" class="LineNr"> 924 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L925" class="LineNr"> 925 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L926" class="LineNr"> 926 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=0\n"</span> -<span id="L927" class="LineNr"> 927 </span> <span class="Delimiter">);</span> -<span id="L928" class="LineNr"> 928 </span><span class="Delimiter">}</span> -<span id="L929" class="LineNr"> 929 </span> -<span id="L930" class="LineNr"> 930 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L930'>test_compare_r32_with_r32_lesser_unsigned</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L931" class="LineNr"> 931 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x00000001</span><span class="Delimiter">;</span> <span class="Comment">// 1</span> -<span id="L932" class="LineNr"> 932 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// -1</span> -<span id="L933" class="LineNr"> 933 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L934" class="LineNr"> 934 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L935" class="LineNr"> 935 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L936" class="LineNr"> 936 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX with EBX</span> -<span id="L937" class="LineNr"> 937 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L938" class="LineNr"> 938 </span> <span class="Delimiter">);</span> -<span id="L939" class="LineNr"> 939 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L940" class="LineNr"> 940 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L941" class="LineNr"> 941 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L942" class="LineNr"> 942 </span> <span class="Constant">"run: SF=0; ZF=0; CF=1; OF=0\n"</span> -<span id="L943" class="LineNr"> 943 </span> <span class="Delimiter">);</span> -<span id="L944" class="LineNr"> 944 </span><span class="Delimiter">}</span> -<span id="L945" class="LineNr"> 945 </span> -<span id="L946" class="LineNr"> 946 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L946'>test_compare_r32_with_r32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L947" class="LineNr"> 947 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L948" class="LineNr"> 948 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L949" class="LineNr"> 949 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L950" class="LineNr"> 950 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L951" class="LineNr"> 951 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L952" class="LineNr"> 952 </span> <span class="Constant">" 39 d8 \n"</span> <span class="Comment">// compare EAX and EBX</span> -<span id="L953" class="LineNr"> 953 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L954" class="LineNr"> 954 </span> <span class="Delimiter">);</span> -<span id="L955" class="LineNr"> 955 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L956" class="LineNr"> 956 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L957" class="LineNr"> 957 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L958" class="LineNr"> 958 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L959" class="LineNr"> 959 </span> <span class="Delimiter">);</span> -<span id="L960" class="LineNr"> 960 </span><span class="Delimiter">}</span> -<span id="L961" class="LineNr"> 961 </span> -<span id="L962" class="LineNr"> 962 </span><span class="SalientComment">//:: copy (mov)</span> -<span id="L963" class="LineNr"> 963 </span> -<span id="L964" class="LineNr"> 964 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L965" class="LineNr"> 965 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"89"</span><span class="Delimiter">,</span> <span class="Constant">"copy r32 to rm32 (mov)"</span><span class="Delimiter">);</span> -<span id="L966" class="LineNr"> 966 </span> -<span id="L967" class="LineNr"> 967 </span><span class="Delimiter">:(code)</span> -<span id="L968" class="LineNr"> 968 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L968'>test_copy_r32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L969" class="LineNr"> 969 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xaf</span><span class="Delimiter">;</span> -<span id="L970" class="LineNr"> 970 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L971" class="LineNr"> 971 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L972" class="LineNr"> 972 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L973" class="LineNr"> 973 </span> <span class="Constant">" 89 d8 \n"</span> <span class="Comment">// copy EBX to EAX</span> -<span id="L974" class="LineNr"> 974 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L975" class="LineNr"> 975 </span> <span class="Delimiter">);</span> -<span id="L976" class="LineNr"> 976 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L977" class="LineNr"> 977 </span> <span class="Constant">"run: copy <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L978" class="LineNr"> 978 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L979" class="LineNr"> 979 </span> <span class="Constant">"run: storing 0x000000af\n"</span> -<span id="L980" class="LineNr"> 980 </span> <span class="Delimiter">);</span> -<span id="L981" class="LineNr"> 981 </span><span class="Delimiter">}</span> -<span id="L982" class="LineNr"> 982 </span> -<span id="L983" class="LineNr"> 983 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L984" class="LineNr"> 984 </span><span class="Normal">case</span> <span class="Constant">0x89</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r32 to r/m32</span> -<span id="L985" class="LineNr"> 985 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L986" class="LineNr"> 986 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rsrc = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L987" class="LineNr"> 987 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rsrc<span class="Delimiter">)</span> << <span class="Constant">" to r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L988" class="LineNr"> 988 </span> <span class="Normal">int32_t</span>* dest = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L989" class="LineNr"> 989 </span> *dest = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rsrc]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L990" class="LineNr"> 990 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *dest << end<span class="Delimiter">();</span> -<span id="L991" class="LineNr"> 991 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L992" class="LineNr"> 992 </span><span class="Delimiter">}</span> -<span id="L993" class="LineNr"> 993 </span> -<span id="L994" class="LineNr"> 994 </span><span class="SalientComment">//:: xchg</span> -<span id="L995" class="LineNr"> 995 </span> -<span id="L996" class="LineNr"> 996 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L997" class="LineNr"> 997 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"87"</span><span class="Delimiter">,</span> <span class="Constant">"swap the <a href='003trace.cc.html#L117'>contents</a> of r32 and rm32 (xchg)"</span><span class="Delimiter">);</span> -<span id="L998" class="LineNr"> 998 </span> -<span id="L999" class="LineNr"> 999 </span><span class="Delimiter">:(code)</span> -<span id="L1000" class="LineNr">1000 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1000'>test_xchg_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1001" class="LineNr">1001 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xaf</span><span class="Delimiter">;</span> -<span id="L1002" class="LineNr">1002 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2e</span><span class="Delimiter">;</span> -<span id="L1003" class="LineNr">1003 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1004" class="LineNr">1004 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1005" class="LineNr">1005 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1006" class="LineNr">1006 </span> <span class="Constant">" 87 d8 \n"</span> <span class="Comment">// exchange EBX with EAX</span> -<span id="L1007" class="LineNr">1007 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L1008" class="LineNr">1008 </span> <span class="Delimiter">);</span> -<span id="L1009" class="LineNr">1009 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1010" class="LineNr">1010 </span> <span class="Constant">"run: exchange <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L1011" class="LineNr">1011 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1012" class="LineNr">1012 </span> <span class="Constant">"run: storing 0x000000af in r/m32\n"</span> -<span id="L1013" class="LineNr">1013 </span> <span class="Constant">"run: storing 0x0000002e in EBX\n"</span> -<span id="L1014" class="LineNr">1014 </span> <span class="Delimiter">);</span> -<span id="L1015" class="LineNr">1015 </span><span class="Delimiter">}</span> -<span id="L1016" class="LineNr">1016 </span> -<span id="L1017" class="LineNr">1017 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1018" class="LineNr">1018 </span><span class="Normal">case</span> <span class="Constant">0x87</span>: <span class="Delimiter">{</span> <span class="Comment">// exchange r32 with r/m32</span> -<span id="L1019" class="LineNr">1019 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L1020" class="LineNr">1020 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> reg2 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1021" class="LineNr">1021 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"exchange "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << <span class="Constant">" with r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L1022" class="LineNr">1022 </span> <span class="Normal">int32_t</span>* arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L1023" class="LineNr">1023 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> tmp = *arg1<span class="Delimiter">;</span> -<span id="L1024" class="LineNr">1024 </span> *arg1 = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L1025" class="LineNr">1025 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>i = tmp<span class="Delimiter">;</span> -<span id="L1026" class="LineNr">1026 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << <span class="Constant">" in r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L1027" class="LineNr">1027 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg2]<span class="Delimiter">.</span>i << <span class="Constant">" in "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1028" class="LineNr">1028 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1029" class="LineNr">1029 </span><span class="Delimiter">}</span> -<span id="L1030" class="LineNr">1030 </span> -<span id="L1031" class="LineNr">1031 </span><span class="SalientComment">//:: increment</span> -<span id="L1032" class="LineNr">1032 </span> -<span id="L1033" class="LineNr">1033 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1034" class="LineNr">1034 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"40"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L13'>EAX</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1035" class="LineNr">1035 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"41"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L14'>ECX</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1036" class="LineNr">1036 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"42"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L15'>EDX</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1037" class="LineNr">1037 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"43"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L16'>EBX</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1038" class="LineNr">1038 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"44"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L17'>ESP</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1039" class="LineNr">1039 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"45"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L18'>EBP</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1040" class="LineNr">1040 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"46"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L19'>ESI</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1041" class="LineNr">1041 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"47"</span><span class="Delimiter">,</span> <span class="Constant">"increment <a href='010---vm.cc.html#L20'>EDI</a> (inc)"</span><span class="Delimiter">);</span> -<span id="L1042" class="LineNr">1042 </span> -<span id="L1043" class="LineNr">1043 </span><span class="Delimiter">:(code)</span> -<span id="L1044" class="LineNr">1044 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1044'>test_increment_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1045" class="LineNr">1045 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u = <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L1046" class="LineNr">1046 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1047" class="LineNr">1047 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1048" class="LineNr">1048 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1049" class="LineNr">1049 </span> <span class="Constant">" 41 \n"</span> <span class="Comment">// increment ECX</span> -<span id="L1050" class="LineNr">1050 </span> <span class="Delimiter">);</span> -<span id="L1051" class="LineNr">1051 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1052" class="LineNr">1052 </span> <span class="Constant">"run: increment ECX\n"</span> -<span id="L1053" class="LineNr">1053 </span> <span class="Constant">"run: storing value 0x00000020\n"</span> -<span id="L1054" class="LineNr">1054 </span> <span class="Delimiter">);</span> -<span id="L1055" class="LineNr">1055 </span><span class="Delimiter">}</span> -<span id="L1056" class="LineNr">1056 </span> -<span id="L1057" class="LineNr">1057 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1058" class="LineNr">1058 </span><span class="Normal">case</span> <span class="Constant">0x40</span>: -<span id="L1059" class="LineNr">1059 </span><span class="Normal">case</span> <span class="Constant">0x41</span>: -<span id="L1060" class="LineNr">1060 </span><span class="Normal">case</span> <span class="Constant">0x42</span>: -<span id="L1061" class="LineNr">1061 </span><span class="Normal">case</span> <span class="Constant">0x43</span>: -<span id="L1062" class="LineNr">1062 </span><span class="Normal">case</span> <span class="Constant">0x44</span>: -<span id="L1063" class="LineNr">1063 </span><span class="Normal">case</span> <span class="Constant">0x45</span>: -<span id="L1064" class="LineNr">1064 </span><span class="Normal">case</span> <span class="Constant">0x46</span>: -<span id="L1065" class="LineNr">1065 </span><span class="Normal">case</span> <span class="Constant">0x47</span>: <span class="Delimiter">{</span> <span class="Comment">// increment r32</span> -<span id="L1066" class="LineNr">1066 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L23'>reg</a> = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1067" class="LineNr">1067 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"increment "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1068" class="LineNr">1068 </span> ++<span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L1069" class="LineNr">1069 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L1070" class="LineNr">1070 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1071" class="LineNr">1071 </span><span class="Delimiter">}</span> -<span id="L1072" class="LineNr">1072 </span> -<span id="L1073" class="LineNr">1073 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1074" class="LineNr">1074 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"ff"</span><span class="Delimiter">,</span> <span class="Constant">"increment/decrement/jump/push/call rm32 based on subop (inc/dec/jmp/push/call)"</span><span class="Delimiter">);</span> -<span id="L1075" class="LineNr">1075 </span> -<span id="L1076" class="LineNr">1076 </span><span class="Delimiter">:(code)</span> -<span id="L1077" class="LineNr">1077 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1077'>test_increment_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1078" class="LineNr">1078 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x20</span><span class="Delimiter">;</span> -<span id="L1079" class="LineNr">1079 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1080" class="LineNr">1080 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1081" class="LineNr">1081 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1082" class="LineNr">1082 </span> <span class="Constant">" ff c0 \n"</span> <span class="Comment">// increment EAX</span> -<span id="L1083" class="LineNr">1083 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 000 (subop inc) 000 (EAX)</span> -<span id="L1084" class="LineNr">1084 </span> <span class="Delimiter">);</span> -<span id="L1085" class="LineNr">1085 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1086" class="LineNr">1086 </span> <span class="Constant">"run: increment r/m32\n"</span> -<span id="L1087" class="LineNr">1087 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1088" class="LineNr">1088 </span> <span class="Constant">"run: storing value 0x00000021\n"</span> -<span id="L1089" class="LineNr">1089 </span> <span class="Delimiter">);</span> -<span id="L1090" class="LineNr">1090 </span><span class="Delimiter">}</span> -<span id="L1091" class="LineNr">1091 </span> -<span id="L1092" class="LineNr">1092 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1093" class="LineNr">1093 </span><span class="Normal">case</span> <span class="Constant">0xff</span>: <span class="Delimiter">{</span> -<span id="L1094" class="LineNr">1094 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L1095" class="LineNr">1095 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L1096" class="LineNr">1096 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L1097" class="LineNr">1097 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Delimiter">{</span> <span class="Comment">// increment r/m32</span> -<span id="L1098" class="LineNr">1098 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"increment r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L1099" class="LineNr">1099 </span> <span class="Normal">int32_t</span>* <a href='001help.cc.html#L15'>arg</a> = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L1100" class="LineNr">1100 </span> ++*arg<span class="Delimiter">;</span> -<span id="L1101" class="LineNr">1101 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg << end<span class="Delimiter">();</span> -<span id="L1102" class="LineNr">1102 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1103" class="LineNr">1103 </span> <span class="Delimiter">}</span> -<span id="L1104" class="LineNr">1104 </span> <span class="Normal">default</span>: -<span id="L1105" class="LineNr">1105 </span> cerr << <span class="Constant">"unrecognized subop for ff: "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L1106" class="LineNr">1106 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L1107" class="LineNr">1107 </span> <span class="Comment">// End Op ff Subops</span> -<span id="L1108" class="LineNr">1108 </span> <span class="Delimiter">}</span> -<span id="L1109" class="LineNr">1109 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1110" class="LineNr">1110 </span><span class="Delimiter">}</span> -<span id="L1111" class="LineNr">1111 </span> -<span id="L1112" class="LineNr">1112 </span><span class="SalientComment">//:: decrement</span> -<span id="L1113" class="LineNr">1113 </span> -<span id="L1114" class="LineNr">1114 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1115" class="LineNr">1115 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"48"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L13'>EAX</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1116" class="LineNr">1116 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"49"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L14'>ECX</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1117" class="LineNr">1117 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4a"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L15'>EDX</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1118" class="LineNr">1118 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4b"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L16'>EBX</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1119" class="LineNr">1119 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4c"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L17'>ESP</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1120" class="LineNr">1120 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4d"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L18'>EBP</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1121" class="LineNr">1121 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4e"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L19'>ESI</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1122" class="LineNr">1122 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"4f"</span><span class="Delimiter">,</span> <span class="Constant">"decrement <a href='010---vm.cc.html#L20'>EDI</a> (dec)"</span><span class="Delimiter">);</span> -<span id="L1123" class="LineNr">1123 </span> -<span id="L1124" class="LineNr">1124 </span><span class="Delimiter">:(code)</span> -<span id="L1125" class="LineNr">1125 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1125'>test_decrement_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1126" class="LineNr">1126 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u = <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L1127" class="LineNr">1127 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1128" class="LineNr">1128 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1129" class="LineNr">1129 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1130" class="LineNr">1130 </span> <span class="Constant">" 49 \n"</span> <span class="Comment">// decrement ECX</span> -<span id="L1131" class="LineNr">1131 </span> <span class="Delimiter">);</span> -<span id="L1132" class="LineNr">1132 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1133" class="LineNr">1133 </span> <span class="Constant">"run: decrement ECX\n"</span> -<span id="L1134" class="LineNr">1134 </span> <span class="Constant">"run: storing value 0x0000001e\n"</span> -<span id="L1135" class="LineNr">1135 </span> <span class="Delimiter">);</span> -<span id="L1136" class="LineNr">1136 </span><span class="Delimiter">}</span> -<span id="L1137" class="LineNr">1137 </span> -<span id="L1138" class="LineNr">1138 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1139" class="LineNr">1139 </span><span class="Normal">case</span> <span class="Constant">0x48</span>: -<span id="L1140" class="LineNr">1140 </span><span class="Normal">case</span> <span class="Constant">0x49</span>: -<span id="L1141" class="LineNr">1141 </span><span class="Normal">case</span> <span class="Constant">0x4a</span>: -<span id="L1142" class="LineNr">1142 </span><span class="Normal">case</span> <span class="Constant">0x4b</span>: -<span id="L1143" class="LineNr">1143 </span><span class="Normal">case</span> <span class="Constant">0x4c</span>: -<span id="L1144" class="LineNr">1144 </span><span class="Normal">case</span> <span class="Constant">0x4d</span>: -<span id="L1145" class="LineNr">1145 </span><span class="Normal">case</span> <span class="Constant">0x4e</span>: -<span id="L1146" class="LineNr">1146 </span><span class="Normal">case</span> <span class="Constant">0x4f</span>: <span class="Delimiter">{</span> <span class="Comment">// decrement r32</span> -<span id="L1147" class="LineNr">1147 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L23'>reg</a> = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1148" class="LineNr">1148 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"decrement "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1149" class="LineNr">1149 </span> --<span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L1150" class="LineNr">1150 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L1151" class="LineNr">1151 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1152" class="LineNr">1152 </span><span class="Delimiter">}</span> -<span id="L1153" class="LineNr">1153 </span> -<span id="L1154" class="LineNr">1154 </span><span class="Delimiter">:(code)</span> -<span id="L1155" class="LineNr">1155 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1155'>test_decrement_rm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1156" class="LineNr">1156 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x20</span><span class="Delimiter">;</span> -<span id="L1157" class="LineNr">1157 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1158" class="LineNr">1158 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1159" class="LineNr">1159 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1160" class="LineNr">1160 </span> <span class="Constant">" ff c8 \n"</span> <span class="Comment">// decrement EAX</span> -<span id="L1161" class="LineNr">1161 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 001 (subop inc) 000 (EAX)</span> -<span id="L1162" class="LineNr">1162 </span> <span class="Delimiter">);</span> -<span id="L1163" class="LineNr">1163 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1164" class="LineNr">1164 </span> <span class="Constant">"run: decrement r/m32\n"</span> -<span id="L1165" class="LineNr">1165 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1166" class="LineNr">1166 </span> <span class="Constant">"run: storing value 0x0000001f\n"</span> -<span id="L1167" class="LineNr">1167 </span> <span class="Delimiter">);</span> -<span id="L1168" class="LineNr">1168 </span><span class="Delimiter">}</span> -<span id="L1169" class="LineNr">1169 </span> -<span id="L1170" class="LineNr">1170 </span><span class="Delimiter">:(before "End Op ff Subops")</span> -<span id="L1171" class="LineNr">1171 </span><span class="Normal">case</span> <span class="Constant">1</span>: <span class="Delimiter">{</span> <span class="Comment">// decrement r/m32</span> -<span id="L1172" class="LineNr">1172 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"decrement r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L1173" class="LineNr">1173 </span> <span class="Normal">int32_t</span>* <a href='001help.cc.html#L15'>arg</a> = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L1174" class="LineNr">1174 </span> --*arg<span class="Delimiter">;</span> -<span id="L1175" class="LineNr">1175 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg << end<span class="Delimiter">();</span> -<span id="L1176" class="LineNr">1176 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1177" class="LineNr">1177 </span><span class="Delimiter">}</span> -<span id="L1178" class="LineNr">1178 </span> -<span id="L1179" class="LineNr">1179 </span><span class="SalientComment">//:: push</span> -<span id="L1180" class="LineNr">1180 </span> -<span id="L1181" class="LineNr">1181 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1182" class="LineNr">1182 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"50"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L13'>EAX</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1183" class="LineNr">1183 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"51"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L14'>ECX</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1184" class="LineNr">1184 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"52"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L15'>EDX</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1185" class="LineNr">1185 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"53"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L16'>EBX</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1186" class="LineNr">1186 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"54"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L17'>ESP</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1187" class="LineNr">1187 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"55"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L18'>EBP</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1188" class="LineNr">1188 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"56"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L19'>ESI</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1189" class="LineNr">1189 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"57"</span><span class="Delimiter">,</span> <span class="Constant">"push <a href='010---vm.cc.html#L20'>EDI</a> to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1190" class="LineNr">1190 </span> -<span id="L1191" class="LineNr">1191 </span><span class="Delimiter">:(code)</span> -<span id="L1192" class="LineNr">1192 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1192'>test_push_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1193" class="LineNr">1193 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L1194" class="LineNr">1194 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000008</span><span class="Delimiter">;</span> -<span id="L1195" class="LineNr">1195 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0000000a</span><span class="Delimiter">;</span> -<span id="L1196" class="LineNr">1196 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1197" class="LineNr">1197 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1198" class="LineNr">1198 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1199" class="LineNr">1199 </span> <span class="Constant">" 53 \n"</span> <span class="Comment">// push EBX to stack</span> -<span id="L1200" class="LineNr">1200 </span> <span class="Delimiter">);</span> -<span id="L1201" class="LineNr">1201 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1202" class="LineNr">1202 </span> <span class="Constant">"run: <a href='012elf.cc.html#L91'>push</a> EBX\n"</span> -<span id="L1203" class="LineNr">1203 </span> <span class="Constant">"run: decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000004\n"</span> -<span id="L1204" class="LineNr">1204 </span> <span class="Constant">"run: pushing value 0x0000000a\n"</span> -<span id="L1205" class="LineNr">1205 </span> <span class="Delimiter">);</span> -<span id="L1206" class="LineNr">1206 </span><span class="Delimiter">}</span> -<span id="L1207" class="LineNr">1207 </span> -<span id="L1208" class="LineNr">1208 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1209" class="LineNr">1209 </span><span class="Normal">case</span> <span class="Constant">0x50</span>: -<span id="L1210" class="LineNr">1210 </span><span class="Normal">case</span> <span class="Constant">0x51</span>: -<span id="L1211" class="LineNr">1211 </span><span class="Normal">case</span> <span class="Constant">0x52</span>: -<span id="L1212" class="LineNr">1212 </span><span class="Normal">case</span> <span class="Constant">0x53</span>: -<span id="L1213" class="LineNr">1213 </span><span class="Normal">case</span> <span class="Constant">0x54</span>: -<span id="L1214" class="LineNr">1214 </span><span class="Normal">case</span> <span class="Constant">0x55</span>: -<span id="L1215" class="LineNr">1215 </span><span class="Normal">case</span> <span class="Constant">0x56</span>: -<span id="L1216" class="LineNr">1216 </span><span class="Normal">case</span> <span class="Constant">0x57</span>: <span class="Delimiter">{</span> <span class="Comment">// push r32 to stack</span> -<span id="L1217" class="LineNr">1217 </span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L23'>reg</a> = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1218" class="LineNr">1218 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"push "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1219" class="LineNr">1219 </span><span class="CommentedCode">//? cerr << "push: " << NUM(reg) << ": " << Reg[reg].u << " => " << Reg[ESP].u << '\n';</span> -<span id="L1220" class="LineNr">1220 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L1221" class="LineNr">1221 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1222" class="LineNr">1222 </span><span class="Delimiter">}</span> -<span id="L1223" class="LineNr">1223 </span> -<span id="L1224" class="LineNr">1224 </span><span class="SalientComment">//:: pop</span> -<span id="L1225" class="LineNr">1225 </span> -<span id="L1226" class="LineNr">1226 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1227" class="LineNr">1227 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"58"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L13'>EAX</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1228" class="LineNr">1228 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"59"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L14'>ECX</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1229" class="LineNr">1229 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5a"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L15'>EDX</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1230" class="LineNr">1230 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5b"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L16'>EBX</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1231" class="LineNr">1231 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5c"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L17'>ESP</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1232" class="LineNr">1232 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5d"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L18'>EBP</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1233" class="LineNr">1233 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5e"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L19'>ESI</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1234" class="LineNr">1234 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"5f"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to <a href='010---vm.cc.html#L20'>EDI</a> (pop)"</span><span class="Delimiter">);</span> -<span id="L1235" class="LineNr">1235 </span> -<span id="L1236" class="LineNr">1236 </span><span class="Delimiter">:(code)</span> -<span id="L1237" class="LineNr">1237 </span><span class="Normal">void</span> <a href='013direct_addressing.cc.html#L1237'>test_pop_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1238" class="LineNr">1238 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L1239" class="LineNr">1239 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000008</span><span class="Delimiter">;</span> -<span id="L1240" class="LineNr">1240 </span> <a href='010---vm.cc.html#L257'>write_mem_i32</a><span class="Delimiter">(</span><span class="Constant">0xbd000008</span><span class="Delimiter">,</span> <span class="Constant">0x0000000a</span><span class="Delimiter">);</span> <span class="Comment">// ..before this write</span> -<span id="L1241" class="LineNr">1241 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1242" class="LineNr">1242 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L1243" class="LineNr">1243 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1244" class="LineNr">1244 </span> <span class="Constant">" 5b \n"</span> <span class="Comment">// pop stack to EBX</span> -<span id="L1245" class="LineNr">1245 </span> <span class="Constant">"== data 0x2000\n"</span> <span class="Comment">// data segment</span> -<span id="L1246" class="LineNr">1246 </span> <span class="Constant">"0a 00 00 00\n"</span> <span class="Comment">// 0x0000000a</span> -<span id="L1247" class="LineNr">1247 </span> <span class="Delimiter">);</span> -<span id="L1248" class="LineNr">1248 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1249" class="LineNr">1249 </span> <span class="Constant">"run: <a href='013direct_addressing.cc.html#L1272'>pop</a> into EBX\n"</span> -<span id="L1250" class="LineNr">1250 </span> <span class="Constant">"run: popping value 0x0000000a\n"</span> -<span id="L1251" class="LineNr">1251 </span> <span class="Constant">"run: incrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd00000c\n"</span> -<span id="L1252" class="LineNr">1252 </span> <span class="Delimiter">);</span> -<span id="L1253" class="LineNr">1253 </span><span class="Delimiter">}</span> -<span id="L1254" class="LineNr">1254 </span> -<span id="L1255" class="LineNr">1255 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1256" class="LineNr">1256 </span><span class="Normal">case</span> <span class="Constant">0x58</span>: -<span id="L1257" class="LineNr">1257 </span><span class="Normal">case</span> <span class="Constant">0x59</span>: -<span id="L1258" class="LineNr">1258 </span><span class="Normal">case</span> <span class="Constant">0x5a</span>: -<span id="L1259" class="LineNr">1259 </span><span class="Normal">case</span> <span class="Constant">0x5b</span>: -<span id="L1260" class="LineNr">1260 </span><span class="Normal">case</span> <span class="Constant">0x5c</span>: -<span id="L1261" class="LineNr">1261 </span><span class="Normal">case</span> <span class="Constant">0x5d</span>: -<span id="L1262" class="LineNr">1262 </span><span class="Normal">case</span> <span class="Constant">0x5e</span>: -<span id="L1263" class="LineNr">1263 </span><span class="Normal">case</span> <span class="Constant">0x5f</span>: <span class="Delimiter">{</span> <span class="Comment">// pop stack into r32</span> -<span id="L1264" class="LineNr">1264 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> <a href='010---vm.cc.html#L23'>reg</a> = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1265" class="LineNr">1265 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pop into "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1266" class="LineNr">1266 </span><span class="CommentedCode">//? cerr << "pop from " << Reg[ESP].u << '\n';</span> -<span id="L1267" class="LineNr">1267 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u = <a href='013direct_addressing.cc.html#L1272'>pop</a><span class="Delimiter">();</span> -<span id="L1268" class="LineNr">1268 </span><span class="CommentedCode">//? cerr << "=> " << NUM(reg) << ": " << Reg[reg].u << '\n';</span> -<span id="L1269" class="LineNr">1269 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1270" class="LineNr">1270 </span><span class="Delimiter">}</span> -<span id="L1271" class="LineNr">1271 </span><span class="Delimiter">:(code)</span> -<span id="L1272" class="LineNr">1272 </span><span class="Normal">uint32_t</span> <a href='013direct_addressing.cc.html#L1272'>pop</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1273" class="LineNr">1273 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> result = <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L1274" class="LineNr">1274 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"popping value 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << result << end<span class="Delimiter">();</span> -<span id="L1275" class="LineNr">1275 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u += <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L1276" class="LineNr">1276 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"incrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L1277" class="LineNr">1277 </span> assert<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u < <a href='012elf.cc.html#L150'>AFTER_STACK</a><span class="Delimiter">);</span> -<span id="L1278" class="LineNr">1278 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L1279" class="LineNr">1279 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/014indirect_addressing.cc.html b/html/subx/014indirect_addressing.cc.html deleted file mode 100644 index 6c030be3..00000000 --- a/html/subx/014indirect_addressing.cc.html +++ /dev/null @@ -1,1063 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/014indirect_addressing.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/014indirect_addressing.cc'>https://github.com/akkartik/mu/blob/master/subx/014indirect_addressing.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: operating on memory at the address provided by some register</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: we'll now start providing data in a separate segment</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L4'>test_add_r32_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L5" class="LineNr"> 5 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> -<span id="L6" class="LineNr"> 6 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L7" class="LineNr"> 7 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Constant">" 01 18 \n"</span> <span class="Comment">// add EBX to *EAX</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Delimiter">);</span> -<span id="L15" class="LineNr"> 15 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Delimiter">);</span> -<span id="L20" class="LineNr"> 20 </span><span class="Delimiter">}</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">:(before "End Mod Special-cases(addr)")</span> -<span id="L23" class="LineNr"> 23 </span><span class="Normal">case</span> <span class="Constant">0</span>: <span class="Comment">// indirect addressing</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>rm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Normal">default</span>: <span class="Comment">// address in register</span> -<span id="L26" class="LineNr"> 26 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm]<span class="Delimiter">.</span>u << <span class="Constant">" ("</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <span class="Constant">")"</span> << end<span class="Delimiter">();</span> -<span id="L27" class="LineNr"> 27 </span> addr = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Comment">// End Mod 0 Special-cases(addr)</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">}</span> -<span id="L31" class="LineNr"> 31 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="Comment">//:</span> -<span id="L34" class="LineNr"> 34 </span> -<span id="L35" class="LineNr"> 35 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L36" class="LineNr"> 36 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"03"</span><span class="Delimiter">,</span> <span class="Constant">"add rm32 to r32 (add)"</span><span class="Delimiter">);</span> -<span id="L37" class="LineNr"> 37 </span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(code)</span> -<span id="L39" class="LineNr"> 39 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L39'>test_add_mem_at_r32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> -<span id="L42" class="LineNr"> 42 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Constant">" 03 18 \n"</span> <span class="Comment">// add *EAX to EBX</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Delimiter">);</span> -<span id="L50" class="LineNr"> 50 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"run: add r/m32 to EBX\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span><span class="Delimiter">}</span> -<span id="L56" class="LineNr"> 56 </span> -<span id="L57" class="LineNr"> 57 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L58" class="LineNr"> 58 </span><span class="Normal">case</span> <span class="Constant">0x03</span>: <span class="Delimiter">{</span> <span class="Comment">// add r/m32 to r32</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L61" class="LineNr"> 61 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"add r/m32 to "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Normal">int32_t</span> signed_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i + *signed_arg2<span class="Delimiter">;</span> -<span id="L64" class="LineNr"> 64 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L65" class="LineNr"> 65 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> + *signed_arg2<span class="Delimiter">;</span> -<span id="L67" class="LineNr"> 67 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Comment">// set CF</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg2<span class="Delimiter">);</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Normal">uint32_t</span> unsigned_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>u + unsigned_arg2<span class="Delimiter">;</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> + unsigned_arg2<span class="Delimiter">;</span> -<span id="L72" class="LineNr"> 72 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L73" class="LineNr"> 73 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i = signed_result<span class="Delimiter">;</span> -<span id="L75" class="LineNr"> 75 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">}</span> -<span id="L78" class="LineNr"> 78 </span> -<span id="L79" class="LineNr"> 79 </span><span class="Delimiter">:(code)</span> -<span id="L80" class="LineNr"> 80 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L80'>test_add_mem_at_r32_to_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L83" class="LineNr"> 83 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">" 03 18 \n"</span> <span class="Comment">// add *EAX to EBX</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 1</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">);</span> -<span id="L91" class="LineNr"> 91 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Constant">"run: add r/m32 to EBX\n"</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Constant">"run: effective address contains 1\n"</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=1\n"</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">}</span> -<span id="L99" class="LineNr"> 99 </span> -<span id="L100" class="LineNr"> 100 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L100'>test_add_mem_at_r32_to_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L101" class="LineNr"> 101 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L102" class="LineNr"> 102 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest unsigned number</span> -<span id="L103" class="LineNr"> 103 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L104" class="LineNr"> 104 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L105" class="LineNr"> 105 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L106" class="LineNr"> 106 </span> <span class="Constant">" 03 18 \n"</span> <span class="Comment">// add *EAX to EBX</span> -<span id="L107" class="LineNr"> 107 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L108" class="LineNr"> 108 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L109" class="LineNr"> 109 </span> <span class="Constant">"01 00 00 00\n"</span> -<span id="L110" class="LineNr"> 110 </span> <span class="Delimiter">);</span> -<span id="L111" class="LineNr"> 111 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L112" class="LineNr"> 112 </span> <span class="Constant">"run: add r/m32 to EBX\n"</span> -<span id="L113" class="LineNr"> 113 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L114" class="LineNr"> 114 </span> <span class="Constant">"run: effective address contains 1\n"</span> -<span id="L115" class="LineNr"> 115 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=0\n"</span> -<span id="L116" class="LineNr"> 116 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L117" class="LineNr"> 117 </span> <span class="Delimiter">);</span> -<span id="L118" class="LineNr"> 118 </span><span class="Delimiter">}</span> -<span id="L119" class="LineNr"> 119 </span> -<span id="L120" class="LineNr"> 120 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L120'>test_add_mem_at_r32_to_r32_unsigned_and_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L121" class="LineNr"> 121 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L122" class="LineNr"> 122 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L123" class="LineNr"> 123 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L124" class="LineNr"> 124 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L125" class="LineNr"> 125 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L126" class="LineNr"> 126 </span> <span class="Constant">" 03 18 \n"</span> <span class="Comment">// add *EAX to EBX</span> -<span id="L127" class="LineNr"> 127 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L128" class="LineNr"> 128 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L129" class="LineNr"> 129 </span> <span class="Constant">"00 00 00 80\n"</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L130" class="LineNr"> 130 </span> <span class="Delimiter">);</span> -<span id="L131" class="LineNr"> 131 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L132" class="LineNr"> 132 </span> <span class="Constant">"run: add r/m32 to EBX\n"</span> -<span id="L133" class="LineNr"> 133 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L134" class="LineNr"> 134 </span> <span class="Constant">"run: effective address contains 80000000\n"</span> -<span id="L135" class="LineNr"> 135 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=1\n"</span> -<span id="L136" class="LineNr"> 136 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L137" class="LineNr"> 137 </span> <span class="Delimiter">);</span> -<span id="L138" class="LineNr"> 138 </span><span class="Delimiter">}</span> -<span id="L139" class="LineNr"> 139 </span> -<span id="L140" class="LineNr"> 140 </span><span class="SalientComment">//:: subtract</span> -<span id="L141" class="LineNr"> 141 </span> -<span id="L142" class="LineNr"> 142 </span><span class="Delimiter">:(code)</span> -<span id="L143" class="LineNr"> 143 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L143'>test_subtract_r32_from_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L144" class="LineNr"> 144 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr"> 145 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L146" class="LineNr"> 146 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L147" class="LineNr"> 147 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L148" class="LineNr"> 148 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L149" class="LineNr"> 149 </span> <span class="Constant">" 29 18 \n"</span> <span class="Comment">// subtract EBX from *EAX</span> -<span id="L150" class="LineNr"> 150 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L151" class="LineNr"> 151 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L152" class="LineNr"> 152 </span> <span class="Constant">"0a 00 00 00\n"</span> <span class="Comment">// 0x0000000a</span> -<span id="L153" class="LineNr"> 153 </span> <span class="Delimiter">);</span> -<span id="L154" class="LineNr"> 154 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L155" class="LineNr"> 155 </span> <span class="Constant">"run: subtract <a href='010---vm.cc.html#L16'>EBX</a> from r/m32\n"</span> -<span id="L156" class="LineNr"> 156 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L157" class="LineNr"> 157 </span> <span class="Constant">"run: storing 0x00000009\n"</span> -<span id="L158" class="LineNr"> 158 </span> <span class="Delimiter">);</span> -<span id="L159" class="LineNr"> 159 </span><span class="Delimiter">}</span> -<span id="L160" class="LineNr"> 160 </span> -<span id="L161" class="LineNr"> 161 </span><span class="Comment">//:</span> -<span id="L162" class="LineNr"> 162 </span> -<span id="L163" class="LineNr"> 163 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L164" class="LineNr"> 164 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"2b"</span><span class="Delimiter">,</span> <span class="Constant">"subtract rm32 from r32 (sub)"</span><span class="Delimiter">);</span> -<span id="L165" class="LineNr"> 165 </span> -<span id="L166" class="LineNr"> 166 </span><span class="Delimiter">:(code)</span> -<span id="L167" class="LineNr"> 167 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L167'>test_subtract_mem_at_r32_from_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr"> 168 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr"> 169 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L170" class="LineNr"> 170 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L171" class="LineNr"> 171 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L172" class="LineNr"> 172 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L173" class="LineNr"> 173 </span> <span class="Constant">" 2b 18 \n"</span> <span class="Comment">// subtract *EAX from EBX</span> -<span id="L174" class="LineNr"> 174 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L175" class="LineNr"> 175 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L176" class="LineNr"> 176 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L177" class="LineNr"> 177 </span> <span class="Delimiter">);</span> -<span id="L178" class="LineNr"> 178 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L179" class="LineNr"> 179 </span> <span class="Constant">"run: subtract r/m32 from EBX\n"</span> -<span id="L180" class="LineNr"> 180 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L181" class="LineNr"> 181 </span> <span class="Constant">"run: storing 0x00000009\n"</span> -<span id="L182" class="LineNr"> 182 </span> <span class="Delimiter">);</span> -<span id="L183" class="LineNr"> 183 </span><span class="Delimiter">}</span> -<span id="L184" class="LineNr"> 184 </span> -<span id="L185" class="LineNr"> 185 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L186" class="LineNr"> 186 </span><span class="Normal">case</span> <span class="Constant">0x2b</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract r/m32 from r32</span> -<span id="L187" class="LineNr"> 187 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L188" class="LineNr"> 188 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L189" class="LineNr"> 189 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subtract r/m32 from "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L190" class="LineNr"> 190 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L191" class="LineNr"> 191 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i - *signed_arg2<span class="Delimiter">;</span> -<span id="L192" class="LineNr"> 192 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L193" class="LineNr"> 193 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L194" class="LineNr"> 194 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> - *signed_arg2<span class="Delimiter">;</span> -<span id="L195" class="LineNr"> 195 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L196" class="LineNr"> 196 </span> <span class="Comment">// set CF</span> -<span id="L197" class="LineNr"> 197 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg2<span class="Delimiter">);</span> -<span id="L198" class="LineNr"> 198 </span> <span class="Normal">uint32_t</span> unsigned_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>u - unsigned_arg2<span class="Delimiter">;</span> -<span id="L199" class="LineNr"> 199 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L200" class="LineNr"> 200 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L201" class="LineNr"> 201 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L202" class="LineNr"> 202 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i = signed_result<span class="Delimiter">;</span> -<span id="L203" class="LineNr"> 203 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L204" class="LineNr"> 204 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L205" class="LineNr"> 205 </span><span class="Delimiter">}</span> -<span id="L206" class="LineNr"> 206 </span> -<span id="L207" class="LineNr"> 207 </span><span class="Delimiter">:(code)</span> -<span id="L208" class="LineNr"> 208 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L208'>test_subtract_mem_at_r32_from_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L209" class="LineNr"> 209 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L210" class="LineNr"> 210 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L211" class="LineNr"> 211 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L212" class="LineNr"> 212 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L213" class="LineNr"> 213 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L214" class="LineNr"> 214 </span> <span class="Constant">" 2b 18 \n"</span> <span class="Comment">// subtract *EAX from EBX</span> -<span id="L215" class="LineNr"> 215 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L216" class="LineNr"> 216 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L217" class="LineNr"> 217 </span> <span class="Constant">"ff ff ff 7f\n"</span> <span class="Comment">// largest positive signed integer</span> -<span id="L218" class="LineNr"> 218 </span> <span class="Delimiter">);</span> -<span id="L219" class="LineNr"> 219 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L220" class="LineNr"> 220 </span> <span class="Constant">"run: subtract r/m32 from EBX\n"</span> -<span id="L221" class="LineNr"> 221 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L222" class="LineNr"> 222 </span> <span class="Constant">"run: effective address contains 7fffffff\n"</span> -<span id="L223" class="LineNr"> 223 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=1\n"</span> -<span id="L224" class="LineNr"> 224 </span> <span class="Constant">"run: storing 0x00000001\n"</span> -<span id="L225" class="LineNr"> 225 </span> <span class="Delimiter">);</span> -<span id="L226" class="LineNr"> 226 </span><span class="Delimiter">}</span> -<span id="L227" class="LineNr"> 227 </span> -<span id="L228" class="LineNr"> 228 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L228'>test_subtract_mem_at_r32_from_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L229" class="LineNr"> 229 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L230" class="LineNr"> 230 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L231" class="LineNr"> 231 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L232" class="LineNr"> 232 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L233" class="LineNr"> 233 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L234" class="LineNr"> 234 </span> <span class="Constant">" 2b 18 \n"</span> <span class="Comment">// subtract *EAX from EBX</span> -<span id="L235" class="LineNr"> 235 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L236" class="LineNr"> 236 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L237" class="LineNr"> 237 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 1</span> -<span id="L238" class="LineNr"> 238 </span> <span class="Delimiter">);</span> -<span id="L239" class="LineNr"> 239 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L240" class="LineNr"> 240 </span> <span class="Constant">"run: subtract r/m32 from EBX\n"</span> -<span id="L241" class="LineNr"> 241 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L242" class="LineNr"> 242 </span> <span class="Constant">"run: effective address contains 1\n"</span> -<span id="L243" class="LineNr"> 243 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L244" class="LineNr"> 244 </span> <span class="Constant">"run: storing 0xffffffff\n"</span> -<span id="L245" class="LineNr"> 245 </span> <span class="Delimiter">);</span> -<span id="L246" class="LineNr"> 246 </span><span class="Delimiter">}</span> -<span id="L247" class="LineNr"> 247 </span> -<span id="L248" class="LineNr"> 248 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L248'>test_subtract_mem_at_r32_from_r32_signed_and_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L249" class="LineNr"> 249 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L250" class="LineNr"> 250 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L251" class="LineNr"> 251 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L252" class="LineNr"> 252 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L253" class="LineNr"> 253 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L254" class="LineNr"> 254 </span> <span class="Constant">" 2b 18 \n"</span> <span class="Comment">// subtract *EAX from EBX</span> -<span id="L255" class="LineNr"> 255 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L256" class="LineNr"> 256 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L257" class="LineNr"> 257 </span> <span class="Constant">"00 00 00 80\n"</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L258" class="LineNr"> 258 </span> <span class="Delimiter">);</span> -<span id="L259" class="LineNr"> 259 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L260" class="LineNr"> 260 </span> <span class="Constant">"run: subtract r/m32 from EBX\n"</span> -<span id="L261" class="LineNr"> 261 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L262" class="LineNr"> 262 </span> <span class="Constant">"run: effective address contains 80000000\n"</span> -<span id="L263" class="LineNr"> 263 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L264" class="LineNr"> 264 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L265" class="LineNr"> 265 </span> <span class="Delimiter">);</span> -<span id="L266" class="LineNr"> 266 </span><span class="Delimiter">}</span> -<span id="L267" class="LineNr"> 267 </span> -<span id="L268" class="LineNr"> 268 </span><span class="SalientComment">//:: and</span> -<span id="L269" class="LineNr"> 269 </span><span class="Delimiter">:(code)</span> -<span id="L270" class="LineNr"> 270 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L270'>test_and_r32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L271" class="LineNr"> 271 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L272" class="LineNr"> 272 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xff</span><span class="Delimiter">;</span> -<span id="L273" class="LineNr"> 273 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L274" class="LineNr"> 274 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L275" class="LineNr"> 275 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L276" class="LineNr"> 276 </span> <span class="Constant">" 21 18 \n"</span> <span class="Comment">// and EBX with *EAX</span> -<span id="L277" class="LineNr"> 277 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L278" class="LineNr"> 278 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L279" class="LineNr"> 279 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L280" class="LineNr"> 280 </span> <span class="Delimiter">);</span> -<span id="L281" class="LineNr"> 281 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L282" class="LineNr"> 282 </span> <span class="Constant">"run: and <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L283" class="LineNr"> 283 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L284" class="LineNr"> 284 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L285" class="LineNr"> 285 </span> <span class="Delimiter">);</span> -<span id="L286" class="LineNr"> 286 </span><span class="Delimiter">}</span> -<span id="L287" class="LineNr"> 287 </span> -<span id="L288" class="LineNr"> 288 </span><span class="Comment">//:</span> -<span id="L289" class="LineNr"> 289 </span> -<span id="L290" class="LineNr"> 290 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L291" class="LineNr"> 291 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"23"</span><span class="Delimiter">,</span> <span class="Constant">"r32 = bitwise AND of r32 with rm32 (and)"</span><span class="Delimiter">);</span> -<span id="L292" class="LineNr"> 292 </span> -<span id="L293" class="LineNr"> 293 </span><span class="Delimiter">:(code)</span> -<span id="L294" class="LineNr"> 294 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L294'>test_and_mem_at_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L295" class="LineNr"> 295 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L296" class="LineNr"> 296 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L297" class="LineNr"> 297 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L298" class="LineNr"> 298 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L299" class="LineNr"> 299 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L300" class="LineNr"> 300 </span> <span class="Constant">" 23 18 \n"</span> <span class="Comment">// and *EAX with EBX</span> -<span id="L301" class="LineNr"> 301 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L302" class="LineNr"> 302 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L303" class="LineNr"> 303 </span> <span class="Constant">"ff 00 00 00\n"</span> <span class="Comment">// 0x000000ff</span> -<span id="L304" class="LineNr"> 304 </span> <span class="Delimiter">);</span> -<span id="L305" class="LineNr"> 305 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L306" class="LineNr"> 306 </span> <span class="Constant">"run: and r/m32 with EBX\n"</span> -<span id="L307" class="LineNr"> 307 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L308" class="LineNr"> 308 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L309" class="LineNr"> 309 </span> <span class="Delimiter">);</span> -<span id="L310" class="LineNr"> 310 </span><span class="Delimiter">}</span> -<span id="L311" class="LineNr"> 311 </span> -<span id="L312" class="LineNr"> 312 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L313" class="LineNr"> 313 </span><span class="Normal">case</span> <span class="Constant">0x23</span>: <span class="Delimiter">{</span> <span class="Comment">// and r/m32 with r32</span> -<span id="L314" class="LineNr"> 314 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L315" class="LineNr"> 315 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L316" class="LineNr"> 316 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"and r/m32 with "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L317" class="LineNr"> 317 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L318" class="LineNr"> 318 </span> <span class="Comment">// difference</span> -<span id="L319" class="LineNr"> 319 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L320" class="LineNr"> 320 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i &= *signed_arg2<span class="Delimiter">;</span> -<span id="L321" class="LineNr"> 321 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L322" class="LineNr"> 322 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L323" class="LineNr"> 323 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L324" class="LineNr"> 324 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L325" class="LineNr"> 325 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L326" class="LineNr"> 326 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L327" class="LineNr"> 327 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L328" class="LineNr"> 328 </span><span class="Delimiter">}</span> -<span id="L329" class="LineNr"> 329 </span> -<span id="L330" class="LineNr"> 330 </span><span class="SalientComment">//:: or</span> -<span id="L331" class="LineNr"> 331 </span> -<span id="L332" class="LineNr"> 332 </span><span class="Delimiter">:(code)</span> -<span id="L333" class="LineNr"> 333 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L333'>test_or_r32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L334" class="LineNr"> 334 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L335" class="LineNr"> 335 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xa0b0c0d0</span><span class="Delimiter">;</span> -<span id="L336" class="LineNr"> 336 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L337" class="LineNr"> 337 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L338" class="LineNr"> 338 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L339" class="LineNr"> 339 </span> <span class="Constant">" 09 18 #\n"</span> <span class="Comment">// EBX with *EAX</span> -<span id="L340" class="LineNr"> 340 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L341" class="LineNr"> 341 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L342" class="LineNr"> 342 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L343" class="LineNr"> 343 </span> <span class="Delimiter">);</span> -<span id="L344" class="LineNr"> 344 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L345" class="LineNr"> 345 </span> <span class="Constant">"run: or <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L346" class="LineNr"> 346 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L347" class="LineNr"> 347 </span> <span class="Constant">"run: storing 0xaabbccdd\n"</span> -<span id="L348" class="LineNr"> 348 </span> <span class="Delimiter">);</span> -<span id="L349" class="LineNr"> 349 </span><span class="Delimiter">}</span> -<span id="L350" class="LineNr"> 350 </span> -<span id="L351" class="LineNr"> 351 </span><span class="Comment">//:</span> -<span id="L352" class="LineNr"> 352 </span> -<span id="L353" class="LineNr"> 353 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L354" class="LineNr"> 354 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"0b"</span><span class="Delimiter">,</span> <span class="Constant">"r32 = bitwise OR of r32 with rm32 (or)"</span><span class="Delimiter">);</span> -<span id="L355" class="LineNr"> 355 </span> -<span id="L356" class="LineNr"> 356 </span><span class="Delimiter">:(code)</span> -<span id="L357" class="LineNr"> 357 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L357'>test_or_mem_at_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L358" class="LineNr"> 358 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L359" class="LineNr"> 359 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xa0b0c0d0</span><span class="Delimiter">;</span> -<span id="L360" class="LineNr"> 360 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L361" class="LineNr"> 361 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L362" class="LineNr"> 362 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L363" class="LineNr"> 363 </span> <span class="Constant">" 0b 18 \n"</span> <span class="Comment">// or *EAX with EBX</span> -<span id="L364" class="LineNr"> 364 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L365" class="LineNr"> 365 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L366" class="LineNr"> 366 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L367" class="LineNr"> 367 </span> <span class="Delimiter">);</span> -<span id="L368" class="LineNr"> 368 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L369" class="LineNr"> 369 </span> <span class="Constant">"run: or r/m32 with EBX\n"</span> -<span id="L370" class="LineNr"> 370 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L371" class="LineNr"> 371 </span> <span class="Constant">"run: storing 0xaabbccdd\n"</span> -<span id="L372" class="LineNr"> 372 </span> <span class="Delimiter">);</span> -<span id="L373" class="LineNr"> 373 </span><span class="Delimiter">}</span> -<span id="L374" class="LineNr"> 374 </span> -<span id="L375" class="LineNr"> 375 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L376" class="LineNr"> 376 </span><span class="Normal">case</span> <span class="Constant">0x0b</span>: <span class="Delimiter">{</span> <span class="Comment">// or r/m32 with r32</span> -<span id="L377" class="LineNr"> 377 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L378" class="LineNr"> 378 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L379" class="LineNr"> 379 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"or r/m32 with "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L380" class="LineNr"> 380 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L381" class="LineNr"> 381 </span> <span class="Comment">// difference</span> -<span id="L382" class="LineNr"> 382 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L383" class="LineNr"> 383 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i |= *signed_arg2<span class="Delimiter">;</span> -<span id="L384" class="LineNr"> 384 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L385" class="LineNr"> 385 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L386" class="LineNr"> 386 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L387" class="LineNr"> 387 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L388" class="LineNr"> 388 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L389" class="LineNr"> 389 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L390" class="LineNr"> 390 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L391" class="LineNr"> 391 </span><span class="Delimiter">}</span> -<span id="L392" class="LineNr"> 392 </span> -<span id="L393" class="LineNr"> 393 </span><span class="SalientComment">//:: xor</span> -<span id="L394" class="LineNr"> 394 </span> -<span id="L395" class="LineNr"> 395 </span><span class="Delimiter">:(code)</span> -<span id="L396" class="LineNr"> 396 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L396'>test_xor_r32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L397" class="LineNr"> 397 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L398" class="LineNr"> 398 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xa0b0c0d0</span><span class="Delimiter">;</span> -<span id="L399" class="LineNr"> 399 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L400" class="LineNr"> 400 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L401" class="LineNr"> 401 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L402" class="LineNr"> 402 </span> <span class="Constant">" 31 18 \n"</span> <span class="Comment">// xor EBX with *EAX</span> -<span id="L403" class="LineNr"> 403 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L404" class="LineNr"> 404 </span> <span class="Constant">"0d 0c bb aa\n"</span> <span class="Comment">// 0xaabb0c0d</span> -<span id="L405" class="LineNr"> 405 </span> <span class="Delimiter">);</span> -<span id="L406" class="LineNr"> 406 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L407" class="LineNr"> 407 </span> <span class="Constant">"run: xor <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L408" class="LineNr"> 408 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L409" class="LineNr"> 409 </span> <span class="Constant">"run: storing 0x0a0bccdd\n"</span> -<span id="L410" class="LineNr"> 410 </span> <span class="Delimiter">);</span> -<span id="L411" class="LineNr"> 411 </span><span class="Delimiter">}</span> -<span id="L412" class="LineNr"> 412 </span> -<span id="L413" class="LineNr"> 413 </span><span class="Comment">//:</span> -<span id="L414" class="LineNr"> 414 </span> -<span id="L415" class="LineNr"> 415 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L416" class="LineNr"> 416 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"33"</span><span class="Delimiter">,</span> <span class="Constant">"r32 = bitwise XOR of r32 with rm32 (xor)"</span><span class="Delimiter">);</span> -<span id="L417" class="LineNr"> 417 </span> -<span id="L418" class="LineNr"> 418 </span><span class="Delimiter">:(code)</span> -<span id="L419" class="LineNr"> 419 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L419'>test_xor_mem_at_r32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L420" class="LineNr"> 420 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L421" class="LineNr"> 421 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xa0b0c0d0</span><span class="Delimiter">;</span> -<span id="L422" class="LineNr"> 422 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L423" class="LineNr"> 423 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L424" class="LineNr"> 424 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L425" class="LineNr"> 425 </span> <span class="Constant">" 33 18 \n"</span> <span class="Comment">// xor *EAX with EBX</span> -<span id="L426" class="LineNr"> 426 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L427" class="LineNr"> 427 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L428" class="LineNr"> 428 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L429" class="LineNr"> 429 </span> <span class="Delimiter">);</span> -<span id="L430" class="LineNr"> 430 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L431" class="LineNr"> 431 </span> <span class="Constant">"run: xor r/m32 with EBX\n"</span> -<span id="L432" class="LineNr"> 432 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L433" class="LineNr"> 433 </span> <span class="Constant">"run: storing 0xaabbccdd\n"</span> -<span id="L434" class="LineNr"> 434 </span> <span class="Delimiter">);</span> -<span id="L435" class="LineNr"> 435 </span><span class="Delimiter">}</span> -<span id="L436" class="LineNr"> 436 </span> -<span id="L437" class="LineNr"> 437 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L438" class="LineNr"> 438 </span><span class="Normal">case</span> <span class="Constant">0x33</span>: <span class="Delimiter">{</span> <span class="Comment">// xor r/m32 with r32</span> -<span id="L439" class="LineNr"> 439 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L440" class="LineNr"> 440 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L441" class="LineNr"> 441 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"xor r/m32 with "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L442" class="LineNr"> 442 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L443" class="LineNr"> 443 </span> <span class="Comment">// difference</span> -<span id="L444" class="LineNr"> 444 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L445" class="LineNr"> 445 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i |= *signed_arg2<span class="Delimiter">;</span> -<span id="L446" class="LineNr"> 446 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L447" class="LineNr"> 447 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L448" class="LineNr"> 448 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L449" class="LineNr"> 449 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L450" class="LineNr"> 450 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L451" class="LineNr"> 451 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L452" class="LineNr"> 452 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L453" class="LineNr"> 453 </span><span class="Delimiter">}</span> -<span id="L454" class="LineNr"> 454 </span> -<span id="L455" class="LineNr"> 455 </span><span class="SalientComment">//:: not</span> -<span id="L456" class="LineNr"> 456 </span> -<span id="L457" class="LineNr"> 457 </span><span class="Delimiter">:(code)</span> -<span id="L458" class="LineNr"> 458 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L458'>test_not_of_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L459" class="LineNr"> 459 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L460" class="LineNr"> 460 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L461" class="LineNr"> 461 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L462" class="LineNr"> 462 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L463" class="LineNr"> 463 </span> <span class="Constant">" f7 13 \n"</span> <span class="Comment">// not *EBX</span> -<span id="L464" class="LineNr"> 464 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 010 (subop not) 011 (dest EBX)</span> -<span id="L465" class="LineNr"> 465 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L466" class="LineNr"> 466 </span> <span class="Constant">"ff 00 0f 0f\n"</span> <span class="Comment">// 0x0f0f00ff</span> -<span id="L467" class="LineNr"> 467 </span> <span class="Delimiter">);</span> -<span id="L468" class="LineNr"> 468 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L469" class="LineNr"> 469 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L470" class="LineNr"> 470 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L471" class="LineNr"> 471 </span> <span class="Constant">"run: subop: not\n"</span> -<span id="L472" class="LineNr"> 472 </span> <span class="Constant">"run: storing 0xf0f0ff00\n"</span> -<span id="L473" class="LineNr"> 473 </span> <span class="Delimiter">);</span> -<span id="L474" class="LineNr"> 474 </span><span class="Delimiter">}</span> -<span id="L475" class="LineNr"> 475 </span> -<span id="L476" class="LineNr"> 476 </span><span class="SalientComment">//:: compare (cmp)</span> -<span id="L477" class="LineNr"> 477 </span> -<span id="L478" class="LineNr"> 478 </span><span class="Delimiter">:(code)</span> -<span id="L479" class="LineNr"> 479 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L479'>test_compare_mem_at_r32_with_r32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L480" class="LineNr"> 480 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L481" class="LineNr"> 481 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L482" class="LineNr"> 482 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L483" class="LineNr"> 483 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L484" class="LineNr"> 484 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L485" class="LineNr"> 485 </span> <span class="Constant">" 39 18 \n"</span> <span class="Comment">// compare *EAX with EBX</span> -<span id="L486" class="LineNr"> 486 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L487" class="LineNr"> 487 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L488" class="LineNr"> 488 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L489" class="LineNr"> 489 </span> <span class="Delimiter">);</span> -<span id="L490" class="LineNr"> 490 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L491" class="LineNr"> 491 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L492" class="LineNr"> 492 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L493" class="LineNr"> 493 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L494" class="LineNr"> 494 </span> <span class="Delimiter">);</span> -<span id="L495" class="LineNr"> 495 </span><span class="Delimiter">}</span> -<span id="L496" class="LineNr"> 496 </span> -<span id="L497" class="LineNr"> 497 </span><span class="Delimiter">:(code)</span> -<span id="L498" class="LineNr"> 498 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L498'>test_compare_mem_at_r32_with_r32_lesser</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L499" class="LineNr"> 499 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L500" class="LineNr"> 500 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L501" class="LineNr"> 501 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L502" class="LineNr"> 502 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L503" class="LineNr"> 503 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L504" class="LineNr"> 504 </span> <span class="Constant">" 39 18 \n"</span> <span class="Comment">// compare *EAX with EBX</span> -<span id="L505" class="LineNr"> 505 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L506" class="LineNr"> 506 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L507" class="LineNr"> 507 </span> <span class="Constant">"07 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L508" class="LineNr"> 508 </span> <span class="Delimiter">);</span> -<span id="L509" class="LineNr"> 509 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L510" class="LineNr"> 510 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L511" class="LineNr"> 511 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L512" class="LineNr"> 512 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L513" class="LineNr"> 513 </span> <span class="Delimiter">);</span> -<span id="L514" class="LineNr"> 514 </span><span class="Delimiter">}</span> -<span id="L515" class="LineNr"> 515 </span> -<span id="L516" class="LineNr"> 516 </span><span class="Delimiter">:(code)</span> -<span id="L517" class="LineNr"> 517 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L517'>test_compare_mem_at_r32_with_r32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L518" class="LineNr"> 518 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L519" class="LineNr"> 519 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L520" class="LineNr"> 520 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L521" class="LineNr"> 521 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L522" class="LineNr"> 522 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L523" class="LineNr"> 523 </span> <span class="Constant">" 39 18 \n"</span> <span class="Comment">// compare *EAX and EBX</span> -<span id="L524" class="LineNr"> 524 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L525" class="LineNr"> 525 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L526" class="LineNr"> 526 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L527" class="LineNr"> 527 </span> <span class="Delimiter">);</span> -<span id="L528" class="LineNr"> 528 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L529" class="LineNr"> 529 </span> <span class="Constant">"run: compare r/m32 with EBX\n"</span> -<span id="L530" class="LineNr"> 530 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L531" class="LineNr"> 531 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L532" class="LineNr"> 532 </span> <span class="Delimiter">);</span> -<span id="L533" class="LineNr"> 533 </span><span class="Delimiter">}</span> -<span id="L534" class="LineNr"> 534 </span> -<span id="L535" class="LineNr"> 535 </span><span class="Comment">//:</span> -<span id="L536" class="LineNr"> 536 </span> -<span id="L537" class="LineNr"> 537 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L538" class="LineNr"> 538 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"3b"</span><span class="Delimiter">,</span> <span class="Constant">"compare: set SF if r32 < rm32 (cmp)"</span><span class="Delimiter">);</span> -<span id="L539" class="LineNr"> 539 </span> -<span id="L540" class="LineNr"> 540 </span><span class="Delimiter">:(code)</span> -<span id="L541" class="LineNr"> 541 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L541'>test_compare_r32_with_mem_at_r32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L542" class="LineNr"> 542 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L543" class="LineNr"> 543 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L544" class="LineNr"> 544 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L545" class="LineNr"> 545 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L546" class="LineNr"> 546 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L547" class="LineNr"> 547 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L548" class="LineNr"> 548 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L549" class="LineNr"> 549 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L550" class="LineNr"> 550 </span> <span class="Constant">"07 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c07</span> -<span id="L551" class="LineNr"> 551 </span> <span class="Delimiter">);</span> -<span id="L552" class="LineNr"> 552 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L553" class="LineNr"> 553 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L554" class="LineNr"> 554 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L555" class="LineNr"> 555 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L556" class="LineNr"> 556 </span> <span class="Delimiter">);</span> -<span id="L557" class="LineNr"> 557 </span><span class="Delimiter">}</span> -<span id="L558" class="LineNr"> 558 </span> -<span id="L559" class="LineNr"> 559 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L560" class="LineNr"> 560 </span><span class="Normal">case</span> <span class="Constant">0x3b</span>: <span class="Delimiter">{</span> <span class="Comment">// set SF if r32 < r/m32</span> -<span id="L561" class="LineNr"> 561 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L562" class="LineNr"> 562 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> reg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L563" class="LineNr"> 563 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"compare "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>reg1<span class="Delimiter">)</span> << <span class="Constant">" with r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L564" class="LineNr"> 564 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* signed_arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L565" class="LineNr"> 565 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_difference = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg1]<span class="Delimiter">.</span>i - *signed_arg2<span class="Delimiter">;</span> -<span id="L566" class="LineNr"> 566 </span> SF = <span class="Delimiter">(</span>signed_difference < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L567" class="LineNr"> 567 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_difference == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L568" class="LineNr"> 568 </span> <span class="Normal">int64_t</span> full_signed_difference = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg1]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> - *signed_arg2<span class="Delimiter">;</span> -<span id="L569" class="LineNr"> 569 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_difference != full_signed_difference<span class="Delimiter">);</span> -<span id="L570" class="LineNr"> 570 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg2<span class="Delimiter">);</span> -<span id="L571" class="LineNr"> 571 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_difference = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg1]<span class="Delimiter">.</span>u - unsigned_arg2<span class="Delimiter">;</span> -<span id="L572" class="LineNr"> 572 </span> <span class="Normal">const</span> <span class="Normal">uint64_t</span> full_unsigned_difference = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg1]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L573" class="LineNr"> 573 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_difference != full_unsigned_difference<span class="Delimiter">);</span> -<span id="L574" class="LineNr"> 574 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L575" class="LineNr"> 575 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L576" class="LineNr"> 576 </span><span class="Delimiter">}</span> -<span id="L577" class="LineNr"> 577 </span> -<span id="L578" class="LineNr"> 578 </span><span class="Delimiter">:(code)</span> -<span id="L579" class="LineNr"> 579 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L579'>test_compare_r32_with_mem_at_r32_lesser_unsigned_and_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L580" class="LineNr"> 580 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L581" class="LineNr"> 581 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L582" class="LineNr"> 582 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L583" class="LineNr"> 583 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L584" class="LineNr"> 584 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L585" class="LineNr"> 585 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L586" class="LineNr"> 586 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L587" class="LineNr"> 587 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L588" class="LineNr"> 588 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L589" class="LineNr"> 589 </span> <span class="Delimiter">);</span> -<span id="L590" class="LineNr"> 590 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L591" class="LineNr"> 591 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L592" class="LineNr"> 592 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L593" class="LineNr"> 593 </span> <span class="Constant">"run: effective address contains a0b0c0d\n"</span> -<span id="L594" class="LineNr"> 594 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L595" class="LineNr"> 595 </span> <span class="Delimiter">);</span> -<span id="L596" class="LineNr"> 596 </span><span class="Delimiter">}</span> -<span id="L597" class="LineNr"> 597 </span> -<span id="L598" class="LineNr"> 598 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L598'>test_compare_r32_with_mem_at_r32_lesser_unsigned_and_signed_due_to_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L599" class="LineNr"> 599 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L600" class="LineNr"> 600 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L601" class="LineNr"> 601 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L602" class="LineNr"> 602 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L603" class="LineNr"> 603 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L604" class="LineNr"> 604 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L605" class="LineNr"> 605 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L606" class="LineNr"> 606 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L607" class="LineNr"> 607 </span> <span class="Constant">"00 00 00 80\n"</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L608" class="LineNr"> 608 </span> <span class="Delimiter">);</span> -<span id="L609" class="LineNr"> 609 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L610" class="LineNr"> 610 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L611" class="LineNr"> 611 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L612" class="LineNr"> 612 </span> <span class="Constant">"run: effective address contains 80000000\n"</span> -<span id="L613" class="LineNr"> 613 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L614" class="LineNr"> 614 </span> <span class="Delimiter">);</span> -<span id="L615" class="LineNr"> 615 </span><span class="Delimiter">}</span> -<span id="L616" class="LineNr"> 616 </span> -<span id="L617" class="LineNr"> 617 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L617'>test_compare_r32_with_mem_at_r32_lesser_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L618" class="LineNr"> 618 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L619" class="LineNr"> 619 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// -1</span> -<span id="L620" class="LineNr"> 620 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L621" class="LineNr"> 621 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L622" class="LineNr"> 622 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L623" class="LineNr"> 623 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L624" class="LineNr"> 624 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L625" class="LineNr"> 625 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L626" class="LineNr"> 626 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 1</span> -<span id="L627" class="LineNr"> 627 </span> <span class="Delimiter">);</span> -<span id="L628" class="LineNr"> 628 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L629" class="LineNr"> 629 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L630" class="LineNr"> 630 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L631" class="LineNr"> 631 </span> <span class="Constant">"run: effective address contains 1\n"</span> -<span id="L632" class="LineNr"> 632 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=0\n"</span> -<span id="L633" class="LineNr"> 633 </span> <span class="Delimiter">);</span> -<span id="L634" class="LineNr"> 634 </span><span class="Delimiter">}</span> -<span id="L635" class="LineNr"> 635 </span> -<span id="L636" class="LineNr"> 636 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L636'>test_compare_r32_with_mem_at_r32_lesser_unsigned</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L637" class="LineNr"> 637 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L638" class="LineNr"> 638 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x00000001</span><span class="Delimiter">;</span> <span class="Comment">// 1</span> -<span id="L639" class="LineNr"> 639 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L640" class="LineNr"> 640 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L641" class="LineNr"> 641 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L642" class="LineNr"> 642 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L643" class="LineNr"> 643 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L644" class="LineNr"> 644 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L645" class="LineNr"> 645 </span> <span class="Constant">"ff ff ff ff\n"</span> <span class="Comment">// -1</span> -<span id="L646" class="LineNr"> 646 </span> <span class="Delimiter">);</span> -<span id="L647" class="LineNr"> 647 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L648" class="LineNr"> 648 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L649" class="LineNr"> 649 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L650" class="LineNr"> 650 </span> <span class="Constant">"run: effective address contains ffffffff\n"</span> -<span id="L651" class="LineNr"> 651 </span> <span class="Constant">"run: SF=0; ZF=0; CF=1; OF=0\n"</span> -<span id="L652" class="LineNr"> 652 </span> <span class="Delimiter">);</span> -<span id="L653" class="LineNr"> 653 </span><span class="Delimiter">}</span> -<span id="L654" class="LineNr"> 654 </span> -<span id="L655" class="LineNr"> 655 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L655'>test_compare_r32_with_mem_at_r32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L656" class="LineNr"> 656 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L657" class="LineNr"> 657 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c0d</span><span class="Delimiter">;</span> -<span id="L658" class="LineNr"> 658 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L659" class="LineNr"> 659 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L660" class="LineNr"> 660 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L661" class="LineNr"> 661 </span> <span class="Constant">" 3b 18 \n"</span> <span class="Comment">// compare EBX with *EAX</span> -<span id="L662" class="LineNr"> 662 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L663" class="LineNr"> 663 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L664" class="LineNr"> 664 </span> <span class="Constant">"0d 0c 0b 0a\n"</span> <span class="Comment">// 0x0a0b0c0d</span> -<span id="L665" class="LineNr"> 665 </span> <span class="Delimiter">);</span> -<span id="L666" class="LineNr"> 666 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L667" class="LineNr"> 667 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L16'>EBX</a> with r/m32\n"</span> -<span id="L668" class="LineNr"> 668 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L669" class="LineNr"> 669 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L670" class="LineNr"> 670 </span> <span class="Delimiter">);</span> -<span id="L671" class="LineNr"> 671 </span><span class="Delimiter">}</span> -<span id="L672" class="LineNr"> 672 </span> -<span id="L673" class="LineNr"> 673 </span><span class="SalientComment">//:: copy (mov)</span> -<span id="L674" class="LineNr"> 674 </span> -<span id="L675" class="LineNr"> 675 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L675'>test_copy_r32_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L676" class="LineNr"> 676 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xaf</span><span class="Delimiter">;</span> -<span id="L677" class="LineNr"> 677 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x60</span><span class="Delimiter">;</span> -<span id="L678" class="LineNr"> 678 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L679" class="LineNr"> 679 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L680" class="LineNr"> 680 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L681" class="LineNr"> 681 </span> <span class="Constant">" 89 18 \n"</span> <span class="Comment">// copy EBX to *EAX</span> -<span id="L682" class="LineNr"> 682 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)</span> -<span id="L683" class="LineNr"> 683 </span> <span class="Delimiter">);</span> -<span id="L684" class="LineNr"> 684 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L685" class="LineNr"> 685 </span> <span class="Constant">"run: copy <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L686" class="LineNr"> 686 </span> <span class="Constant">"run: effective address is 0x00000060 (EAX)\n"</span> -<span id="L687" class="LineNr"> 687 </span> <span class="Constant">"run: storing 0x000000af\n"</span> -<span id="L688" class="LineNr"> 688 </span> <span class="Delimiter">);</span> -<span id="L689" class="LineNr"> 689 </span><span class="Delimiter">}</span> -<span id="L690" class="LineNr"> 690 </span> -<span id="L691" class="LineNr"> 691 </span><span class="Comment">//:</span> -<span id="L692" class="LineNr"> 692 </span> -<span id="L693" class="LineNr"> 693 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L694" class="LineNr"> 694 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"8b"</span><span class="Delimiter">,</span> <span class="Constant">"copy rm32 to r32 (mov)"</span><span class="Delimiter">);</span> -<span id="L695" class="LineNr"> 695 </span> -<span id="L696" class="LineNr"> 696 </span><span class="Delimiter">:(code)</span> -<span id="L697" class="LineNr"> 697 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L697'>test_copy_mem_at_r32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L698" class="LineNr"> 698 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L699" class="LineNr"> 699 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L700" class="LineNr"> 700 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L701" class="LineNr"> 701 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L702" class="LineNr"> 702 </span> <span class="Constant">" 8b 18 \n"</span> <span class="Comment">// copy *EAX to EBX</span> -<span id="L703" class="LineNr"> 703 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L704" class="LineNr"> 704 </span> <span class="Constant">"af 00 00 00\n"</span> <span class="Comment">// 0x000000af</span> -<span id="L705" class="LineNr"> 705 </span> <span class="Delimiter">);</span> -<span id="L706" class="LineNr"> 706 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L707" class="LineNr"> 707 </span> <span class="Constant">"run: copy r/m32 to EBX\n"</span> -<span id="L708" class="LineNr"> 708 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L709" class="LineNr"> 709 </span> <span class="Constant">"run: storing 0x000000af\n"</span> -<span id="L710" class="LineNr"> 710 </span> <span class="Delimiter">);</span> -<span id="L711" class="LineNr"> 711 </span><span class="Delimiter">}</span> -<span id="L712" class="LineNr"> 712 </span> -<span id="L713" class="LineNr"> 713 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L714" class="LineNr"> 714 </span><span class="Normal">case</span> <span class="Constant">0x8b</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r32 to r/m32</span> -<span id="L715" class="LineNr"> 715 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L716" class="LineNr"> 716 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rdest = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L717" class="LineNr"> 717 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy r/m32 to "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rdest<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L718" class="LineNr"> 718 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* src = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L719" class="LineNr"> 719 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rdest]<span class="Delimiter">.</span>i = *src<span class="Delimiter">;</span> -<span id="L720" class="LineNr"> 720 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *src << end<span class="Delimiter">();</span> -<span id="L721" class="LineNr"> 721 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L722" class="LineNr"> 722 </span><span class="Delimiter">}</span> -<span id="L723" class="LineNr"> 723 </span> -<span id="L724" class="LineNr"> 724 </span><span class="SalientComment">//:: jump</span> -<span id="L725" class="LineNr"> 725 </span> -<span id="L726" class="LineNr"> 726 </span><span class="Delimiter">:(code)</span> -<span id="L727" class="LineNr"> 727 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L727'>test_jump_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L728" class="LineNr"> 728 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L729" class="LineNr"> 729 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L730" class="LineNr"> 730 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L731" class="LineNr"> 731 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L732" class="LineNr"> 732 </span> <span class="Constant">" ff 20 \n"</span> <span class="Comment">// jump to *EAX</span> -<span id="L733" class="LineNr"> 733 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 100 (jump to r/m32) 000 (src EAX)</span> -<span id="L734" class="LineNr"> 734 </span> <span class="Constant">" b8 00 00 00 01\n"</span> -<span id="L735" class="LineNr"> 735 </span> <span class="Constant">" b8 00 00 00 02\n"</span> -<span id="L736" class="LineNr"> 736 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L737" class="LineNr"> 737 </span> <span class="Constant">"08 00 00 00\n"</span> <span class="Comment">// 0x00000008</span> -<span id="L738" class="LineNr"> 738 </span> <span class="Delimiter">);</span> -<span id="L739" class="LineNr"> 739 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L740" class="LineNr"> 740 </span> <span class="Constant">"run: 0x00000001 opcode: ff\n"</span> -<span id="L741" class="LineNr"> 741 </span> <span class="Constant">"run: jump to r/m32\n"</span> -<span id="L742" class="LineNr"> 742 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L743" class="LineNr"> 743 </span> <span class="Constant">"run: jumping to 0x00000008\n"</span> -<span id="L744" class="LineNr"> 744 </span> <span class="Constant">"run: 0x00000008 opcode: b8\n"</span> -<span id="L745" class="LineNr"> 745 </span> <span class="Delimiter">);</span> -<span id="L746" class="LineNr"> 746 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: b8"</span><span class="Delimiter">);</span> -<span id="L747" class="LineNr"> 747 </span><span class="Delimiter">}</span> -<span id="L748" class="LineNr"> 748 </span> -<span id="L749" class="LineNr"> 749 </span><span class="Delimiter">:(before "End Op ff Subops")</span> -<span id="L750" class="LineNr"> 750 </span><span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span> <span class="Comment">// jump to r/m32</span> -<span id="L751" class="LineNr"> 751 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump to r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L752" class="LineNr"> 752 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* arg2 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L753" class="LineNr"> 753 </span> EIP = *arg2<span class="Delimiter">;</span> -<span id="L754" class="LineNr"> 754 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jumping to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << end<span class="Delimiter">();</span> -<span id="L755" class="LineNr"> 755 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L756" class="LineNr"> 756 </span><span class="Delimiter">}</span> -<span id="L757" class="LineNr"> 757 </span> -<span id="L758" class="LineNr"> 758 </span><span class="SalientComment">//:: push</span> -<span id="L759" class="LineNr"> 759 </span> -<span id="L760" class="LineNr"> 760 </span><span class="Delimiter">:(code)</span> -<span id="L761" class="LineNr"> 761 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L761'>test_push_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L762" class="LineNr"> 762 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L763" class="LineNr"> 763 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L764" class="LineNr"> 764 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000014</span><span class="Delimiter">;</span> -<span id="L765" class="LineNr"> 765 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L766" class="LineNr"> 766 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L767" class="LineNr"> 767 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L768" class="LineNr"> 768 </span> <span class="Constant">" ff 30 \n"</span> <span class="Comment">// push *EAX to stack</span> -<span id="L769" class="LineNr"> 769 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L770" class="LineNr"> 770 </span> <span class="Constant">"af 00 00 00\n"</span> <span class="Comment">// 0x000000af</span> -<span id="L771" class="LineNr"> 771 </span> <span class="Delimiter">);</span> -<span id="L772" class="LineNr"> 772 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L773" class="LineNr"> 773 </span> <span class="Constant">"run: <a href='012elf.cc.html#L91'>push</a> r/m32\n"</span> -<span id="L774" class="LineNr"> 774 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L775" class="LineNr"> 775 </span> <span class="Constant">"run: decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000010\n"</span> -<span id="L776" class="LineNr"> 776 </span> <span class="Constant">"run: pushing value 0x000000af\n"</span> -<span id="L777" class="LineNr"> 777 </span> <span class="Delimiter">);</span> -<span id="L778" class="LineNr"> 778 </span><span class="Delimiter">}</span> -<span id="L779" class="LineNr"> 779 </span> -<span id="L780" class="LineNr"> 780 </span><span class="Delimiter">:(before "End Op ff Subops")</span> -<span id="L781" class="LineNr"> 781 </span><span class="Normal">case</span> <span class="Constant">6</span>: <span class="Delimiter">{</span> <span class="Comment">// push r/m32 to stack</span> -<span id="L782" class="LineNr"> 782 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"push r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L783" class="LineNr"> 783 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* val = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L784" class="LineNr"> 784 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>*val<span class="Delimiter">);</span> -<span id="L785" class="LineNr"> 785 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L786" class="LineNr"> 786 </span><span class="Delimiter">}</span> -<span id="L787" class="LineNr"> 787 </span> -<span id="L788" class="LineNr"> 788 </span><span class="SalientComment">//:: pop</span> -<span id="L789" class="LineNr"> 789 </span> -<span id="L790" class="LineNr"> 790 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L791" class="LineNr"> 791 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">"pop top of stack to rm32 (pop)"</span><span class="Delimiter">);</span> -<span id="L792" class="LineNr"> 792 </span> -<span id="L793" class="LineNr"> 793 </span><span class="Delimiter">:(code)</span> -<span id="L794" class="LineNr"> 794 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L794'>test_pop_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L795" class="LineNr"> 795 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x60</span><span class="Delimiter">;</span> -<span id="L796" class="LineNr"> 796 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L797" class="LineNr"> 797 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000000</span><span class="Delimiter">;</span> -<span id="L798" class="LineNr"> 798 </span> <a href='010---vm.cc.html#L257'>write_mem_i32</a><span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">,</span> <span class="Constant">0x00000030</span><span class="Delimiter">);</span> -<span id="L799" class="LineNr"> 799 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L800" class="LineNr"> 800 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L801" class="LineNr"> 801 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L802" class="LineNr"> 802 </span> <span class="Constant">" 8f 00 \n"</span> <span class="Comment">// pop stack into *EAX</span> -<span id="L803" class="LineNr"> 803 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 000 (pop r/m32) 000 (dest EAX)</span> -<span id="L804" class="LineNr"> 804 </span> <span class="Delimiter">);</span> -<span id="L805" class="LineNr"> 805 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L806" class="LineNr"> 806 </span> <span class="Constant">"run: <a href='013direct_addressing.cc.html#L1272'>pop</a> into r/m32\n"</span> -<span id="L807" class="LineNr"> 807 </span> <span class="Constant">"run: effective address is 0x00000060 (EAX)\n"</span> -<span id="L808" class="LineNr"> 808 </span> <span class="Constant">"run: popping value 0x00000030\n"</span> -<span id="L809" class="LineNr"> 809 </span> <span class="Constant">"run: incrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000004\n"</span> -<span id="L810" class="LineNr"> 810 </span> <span class="Delimiter">);</span> -<span id="L811" class="LineNr"> 811 </span><span class="Delimiter">}</span> -<span id="L812" class="LineNr"> 812 </span> -<span id="L813" class="LineNr"> 813 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L814" class="LineNr"> 814 </span><span class="Normal">case</span> <span class="Constant">0x8f</span>: <span class="Delimiter">{</span> <span class="Comment">// pop stack into r/m32</span> -<span id="L815" class="LineNr"> 815 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L816" class="LineNr"> 816 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L817" class="LineNr"> 817 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L818" class="LineNr"> 818 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Delimiter">{</span> -<span id="L819" class="LineNr"> 819 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pop into r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L820" class="LineNr"> 820 </span> <span class="Normal">int32_t</span>* dest = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L821" class="LineNr"> 821 </span> *dest = <a href='013direct_addressing.cc.html#L1272'>pop</a><span class="Delimiter">();</span> -<span id="L822" class="LineNr"> 822 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L823" class="LineNr"> 823 </span> <span class="Delimiter">}</span> -<span id="L824" class="LineNr"> 824 </span> <span class="Delimiter">}</span> -<span id="L825" class="LineNr"> 825 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L826" class="LineNr"> 826 </span><span class="Delimiter">}</span> -<span id="L827" class="LineNr"> 827 </span> -<span id="L828" class="LineNr"> 828 </span><span class="SalientComment">//:: special-case for loading address from disp32 rather than register</span> -<span id="L829" class="LineNr"> 829 </span> -<span id="L830" class="LineNr"> 830 </span><span class="Delimiter">:(code)</span> -<span id="L831" class="LineNr"> 831 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L831'>test_add_r32_to_mem_at_displacement</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L832" class="LineNr"> 832 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L833" class="LineNr"> 833 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L834" class="LineNr"> 834 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L835" class="LineNr"> 835 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L836" class="LineNr"> 836 </span> <span class="Constant">" 01 1d 00 20 00 00 \n"</span> <span class="Comment">// add EBX to *0x2000</span> -<span id="L837" class="LineNr"> 837 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EBX) 101 (dest in disp32)</span> -<span id="L838" class="LineNr"> 838 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L839" class="LineNr"> 839 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L840" class="LineNr"> 840 </span> <span class="Delimiter">);</span> -<span id="L841" class="LineNr"> 841 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L842" class="LineNr"> 842 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L843" class="LineNr"> 843 </span> <span class="Constant">"run: effective address is 0x00002000 (disp32)\n"</span> -<span id="L844" class="LineNr"> 844 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L845" class="LineNr"> 845 </span> <span class="Delimiter">);</span> -<span id="L846" class="LineNr"> 846 </span><span class="Delimiter">}</span> -<span id="L847" class="LineNr"> 847 </span> -<span id="L848" class="LineNr"> 848 </span><span class="Delimiter">:(before "End Mod 0 Special-cases(addr)")</span> -<span id="L849" class="LineNr"> 849 </span><span class="Normal">case</span> <span class="Constant">5</span>: <span class="Comment">// exception: mod 0b00 rm 0b101 => incoming disp32</span> -<span id="L850" class="LineNr"> 850 </span> addr = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L851" class="LineNr"> 851 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" (disp32)"</span> << end<span class="Delimiter">();</span> -<span id="L852" class="LineNr"> 852 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L853" class="LineNr"> 853 </span> -<span id="L854" class="LineNr"> 854 </span><span class="Comment">//:</span> -<span id="L855" class="LineNr"> 855 </span> -<span id="L856" class="LineNr"> 856 </span><span class="Delimiter">:(code)</span> -<span id="L857" class="LineNr"> 857 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L857'>test_add_r32_to_mem_at_r32_plus_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L858" class="LineNr"> 858 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L859" class="LineNr"> 859 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x1ffe</span><span class="Delimiter">;</span> <span class="Comment">// dest</span> -<span id="L860" class="LineNr"> 860 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L861" class="LineNr"> 861 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L862" class="LineNr"> 862 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L863" class="LineNr"> 863 </span> <span class="Constant">" 01 58 02 \n"</span> <span class="Comment">// add EBX to *(EAX+2)</span> -<span id="L864" class="LineNr"> 864 </span> <span class="Comment">// ModR/M in binary: 01 (indirect+disp8 mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L865" class="LineNr"> 865 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L866" class="LineNr"> 866 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L867" class="LineNr"> 867 </span> <span class="Delimiter">);</span> -<span id="L868" class="LineNr"> 868 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L869" class="LineNr"> 869 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L870" class="LineNr"> 870 </span> <span class="Constant">"run: effective address is initially 0x00001ffe (EAX)\n"</span> -<span id="L871" class="LineNr"> 871 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp8)\n"</span> -<span id="L872" class="LineNr"> 872 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L873" class="LineNr"> 873 </span> <span class="Delimiter">);</span> -<span id="L874" class="LineNr"> 874 </span><span class="Delimiter">}</span> -<span id="L875" class="LineNr"> 875 </span> -<span id="L876" class="LineNr"> 876 </span><span class="Delimiter">:(before "End Mod Special-cases(addr)")</span> -<span id="L877" class="LineNr"> 877 </span><span class="Normal">case</span> <span class="Constant">1</span>: <span class="Delimiter">{</span> <span class="Comment">// indirect + disp8 addressing</span> -<span id="L878" class="LineNr"> 878 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>rm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L879" class="LineNr"> 879 </span> <span class="Normal">default</span>: -<span id="L880" class="LineNr"> 880 </span> addr = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L881" class="LineNr"> 881 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is initially 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" ("</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <span class="Constant">")"</span> << end<span class="Delimiter">();</span> -<span id="L882" class="LineNr"> 882 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L883" class="LineNr"> 883 </span> <span class="Comment">// End Mod 1 Special-cases(addr)</span> -<span id="L884" class="LineNr"> 884 </span> <span class="Delimiter">}</span> -<span id="L885" class="LineNr"> 885 </span> <span class="Normal">int8_t</span> displacement = <span class="Normal">static_cast</span><<span class="Normal">int8_t</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L886" class="LineNr"> 886 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>addr > <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L887" class="LineNr"> 887 </span> addr += displacement<span class="Delimiter">;</span> -<span id="L888" class="LineNr"> 888 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" (after adding disp8)"</span> << end<span class="Delimiter">();</span> -<span id="L889" class="LineNr"> 889 </span> <span class="Delimiter">}</span> -<span id="L890" class="LineNr"> 890 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L891" class="LineNr"> 891 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"null address; skipping displacement"</span> << end<span class="Delimiter">();</span> -<span id="L892" class="LineNr"> 892 </span> <span class="Delimiter">}</span> -<span id="L893" class="LineNr"> 893 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L894" class="LineNr"> 894 </span><span class="Delimiter">}</span> -<span id="L895" class="LineNr"> 895 </span> -<span id="L896" class="LineNr"> 896 </span><span class="Delimiter">:(code)</span> -<span id="L897" class="LineNr"> 897 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L897'>test_add_r32_to_mem_at_r32_plus_negative_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L898" class="LineNr"> 898 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L899" class="LineNr"> 899 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2001</span><span class="Delimiter">;</span> <span class="Comment">// dest</span> -<span id="L900" class="LineNr"> 900 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L901" class="LineNr"> 901 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L902" class="LineNr"> 902 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L903" class="LineNr"> 903 </span> <span class="Constant">" 01 58 ff \n"</span> <span class="Comment">// add EBX to *(EAX-1)</span> -<span id="L904" class="LineNr"> 904 </span> <span class="Comment">// ModR/M in binary: 01 (indirect+disp8 mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L905" class="LineNr"> 905 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L906" class="LineNr"> 906 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L907" class="LineNr"> 907 </span> <span class="Delimiter">);</span> -<span id="L908" class="LineNr"> 908 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L909" class="LineNr"> 909 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L910" class="LineNr"> 910 </span> <span class="Constant">"run: effective address is initially 0x00002001 (EAX)\n"</span> -<span id="L911" class="LineNr"> 911 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp8)\n"</span> -<span id="L912" class="LineNr"> 912 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L913" class="LineNr"> 913 </span> <span class="Delimiter">);</span> -<span id="L914" class="LineNr"> 914 </span><span class="Delimiter">}</span> -<span id="L915" class="LineNr"> 915 </span> -<span id="L916" class="LineNr"> 916 </span><span class="Comment">//:</span> -<span id="L917" class="LineNr"> 917 </span> -<span id="L918" class="LineNr"> 918 </span><span class="Delimiter">:(code)</span> -<span id="L919" class="LineNr"> 919 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L919'>test_add_r32_to_mem_at_r32_plus_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L920" class="LineNr"> 920 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L921" class="LineNr"> 921 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x1ffe</span><span class="Delimiter">;</span> <span class="Comment">// dest</span> -<span id="L922" class="LineNr"> 922 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L923" class="LineNr"> 923 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L924" class="LineNr"> 924 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L925" class="LineNr"> 925 </span> <span class="Constant">" 01 98 02 00 00 00 \n"</span> <span class="Comment">// add EBX to *(EAX+2)</span> -<span id="L926" class="LineNr"> 926 </span> <span class="Comment">// ModR/M in binary: 10 (indirect+disp32 mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L927" class="LineNr"> 927 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L928" class="LineNr"> 928 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L929" class="LineNr"> 929 </span> <span class="Delimiter">);</span> -<span id="L930" class="LineNr"> 930 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L931" class="LineNr"> 931 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L932" class="LineNr"> 932 </span> <span class="Constant">"run: effective address is initially 0x00001ffe (EAX)\n"</span> -<span id="L933" class="LineNr"> 933 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp32)\n"</span> -<span id="L934" class="LineNr"> 934 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L935" class="LineNr"> 935 </span> <span class="Delimiter">);</span> -<span id="L936" class="LineNr"> 936 </span><span class="Delimiter">}</span> -<span id="L937" class="LineNr"> 937 </span> -<span id="L938" class="LineNr"> 938 </span><span class="Delimiter">:(before "End Mod Special-cases(addr)")</span> -<span id="L939" class="LineNr"> 939 </span><span class="Normal">case</span> <span class="Constant">2</span>: <span class="Comment">// indirect + disp32 addressing</span> -<span id="L940" class="LineNr"> 940 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>rm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L941" class="LineNr"> 941 </span> <span class="Normal">default</span>: -<span id="L942" class="LineNr"> 942 </span> addr = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L943" class="LineNr"> 943 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is initially 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" ("</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <span class="Constant">")"</span> << end<span class="Delimiter">();</span> -<span id="L944" class="LineNr"> 944 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L945" class="LineNr"> 945 </span> <span class="Comment">// End Mod 2 Special-cases(addr)</span> -<span id="L946" class="LineNr"> 946 </span> <span class="Delimiter">}</span> -<span id="L947" class="LineNr"> 947 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>addr > <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L948" class="LineNr"> 948 </span> addr += <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L949" class="LineNr"> 949 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" (after adding disp32)"</span> << end<span class="Delimiter">();</span> -<span id="L950" class="LineNr"> 950 </span> <span class="Delimiter">}</span> -<span id="L951" class="LineNr"> 951 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L952" class="LineNr"> 952 </span> -<span id="L953" class="LineNr"> 953 </span><span class="Delimiter">:(code)</span> -<span id="L954" class="LineNr"> 954 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L954'>test_add_r32_to_mem_at_r32_plus_negative_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L955" class="LineNr"> 955 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L956" class="LineNr"> 956 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2001</span><span class="Delimiter">;</span> <span class="Comment">// dest</span> -<span id="L957" class="LineNr"> 957 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L958" class="LineNr"> 958 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L959" class="LineNr"> 959 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L960" class="LineNr"> 960 </span> <span class="Constant">" 01 98 ff ff ff ff \n"</span> <span class="Comment">// add EBX to *(EAX-1)</span> -<span id="L961" class="LineNr"> 961 </span> <span class="Comment">// ModR/M in binary: 10 (indirect+disp32 mode) 011 (src EBX) 000 (dest EAX)</span> -<span id="L962" class="LineNr"> 962 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L963" class="LineNr"> 963 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L964" class="LineNr"> 964 </span> <span class="Delimiter">);</span> -<span id="L965" class="LineNr"> 965 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L966" class="LineNr"> 966 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L967" class="LineNr"> 967 </span> <span class="Constant">"run: effective address is initially 0x00002001 (EAX)\n"</span> -<span id="L968" class="LineNr"> 968 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp32)\n"</span> -<span id="L969" class="LineNr"> 969 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L970" class="LineNr"> 970 </span> <span class="Delimiter">);</span> -<span id="L971" class="LineNr"> 971 </span><span class="Delimiter">}</span> -<span id="L972" class="LineNr"> 972 </span> -<span id="L973" class="LineNr"> 973 </span><span class="SalientComment">//:: copy address (lea)</span> -<span id="L974" class="LineNr"> 974 </span> -<span id="L975" class="LineNr"> 975 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L976" class="LineNr"> 976 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">"copy address in rm32 into r32 (lea)"</span><span class="Delimiter">);</span> -<span id="L977" class="LineNr"> 977 </span> -<span id="L978" class="LineNr"> 978 </span><span class="Delimiter">:(code)</span> -<span id="L979" class="LineNr"> 979 </span><span class="Normal">void</span> <a href='014indirect_addressing.cc.html#L979'>test_copy_address</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L980" class="LineNr"> 980 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L981" class="LineNr"> 981 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L982" class="LineNr"> 982 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L983" class="LineNr"> 983 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L984" class="LineNr"> 984 </span> <span class="Constant">" 8d 18 \n"</span> <span class="Comment">// copy address in EAX into EBX</span> -<span id="L985" class="LineNr"> 985 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (dest EBX) 000 (src EAX)</span> -<span id="L986" class="LineNr"> 986 </span> <span class="Delimiter">);</span> -<span id="L987" class="LineNr"> 987 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L988" class="LineNr"> 988 </span> <span class="Constant">"run: copy address into EBX\n"</span> -<span id="L989" class="LineNr"> 989 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L990" class="LineNr"> 990 </span> <span class="Delimiter">);</span> -<span id="L991" class="LineNr"> 991 </span><span class="Delimiter">}</span> -<span id="L992" class="LineNr"> 992 </span> -<span id="L993" class="LineNr"> 993 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L994" class="LineNr"> 994 </span><span class="Normal">case</span> <span class="Constant">0x8d</span>: <span class="Delimiter">{</span> <span class="Comment">// copy address of m32 to r32</span> -<span id="L995" class="LineNr"> 995 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L996" class="LineNr"> 996 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> arg1 = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L997" class="LineNr"> 997 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy address into "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L998" class="LineNr"> 998 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[arg1]<span class="Delimiter">.</span>u = <a href='013direct_addressing.cc.html#L116'>effective_address_number</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L999" class="LineNr"> 999 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1000" class="LineNr">1000 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/015immediate_addressing.cc.html b/html/subx/015immediate_addressing.cc.html deleted file mode 100644 index cbc5d8cc..00000000 --- a/html/subx/015immediate_addressing.cc.html +++ /dev/null @@ -1,1337 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/015immediate_addressing.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.SalientComment { color: #0000af; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/015immediate_addressing.cc'>https://github.com/akkartik/mu/blob/master/subx/015immediate_addressing.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: instructions that (immediately) contain an argument to act with</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L4" class="LineNr"> 4 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"05"</span><span class="Delimiter">,</span> <span class="Constant">"add imm32 to <a href='010---vm.cc.html#L13'>EAX</a> (add)"</span><span class="Delimiter">);</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">case</span> <span class="Constant">0x05</span>: <span class="Delimiter">{</span> <span class="Comment">// add imm32 to EAX</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"add imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << <span class="Constant">" to EAX"</span> << end<span class="Delimiter">();</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Normal">int32_t</span> signed_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i + signed_arg2<span class="Delimiter">;</span> -<span id="L11" class="LineNr"> 11 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L12" class="LineNr"> 12 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> + signed_arg2<span class="Delimiter">;</span> -<span id="L14" class="LineNr"> 14 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Comment">// set CF</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Normal">uint32_t</span> unsigned_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u + unsigned_arg2<span class="Delimiter">;</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> + unsigned_arg2<span class="Delimiter">;</span> -<span id="L19" class="LineNr"> 19 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L20" class="LineNr"> 20 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = signed_result<span class="Delimiter">;</span> -<span id="L22" class="LineNr"> 22 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">}</span> -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span><span class="Delimiter">:(code)</span> -<span id="L27" class="LineNr"> 27 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L27'>test_add_imm32_to_EAX_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L29" class="LineNr"> 29 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L31" class="LineNr"> 31 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Constant">" 05 01 00 00 00 \n"</span> <span class="Comment">// add 1 to EAX</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Constant">"run: add imm32 0x00000001 to EAX\n"</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=1\n"</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">}</span> -<span id="L40" class="LineNr"> 40 </span> -<span id="L41" class="LineNr"> 41 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L41'>test_add_imm32_to_EAX_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest unsigned number</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L44" class="LineNr"> 44 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Constant">" 05 01 00 00 00 \n"</span> <span class="Comment">// add 1 to EAX</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"run: add imm32 0x00000001 to EAX\n"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=0\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">}</span> -<span id="L55" class="LineNr"> 55 </span> -<span id="L56" class="LineNr"> 56 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L56'>test_add_imm32_to_EAX_unsigned_and_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L58" class="LineNr"> 58 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Constant">" 05 00 00 00 80 \n"</span> <span class="Comment">// add 0x80000000 to EAX</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Delimiter">);</span> -<span id="L63" class="LineNr"> 63 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Constant">"run: add imm32 0x80000000 to EAX\n"</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=1\n"</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Delimiter">);</span> -<span id="L68" class="LineNr"> 68 </span><span class="Delimiter">}</span> -<span id="L69" class="LineNr"> 69 </span> -<span id="L70" class="LineNr"> 70 </span><span class="Comment">//:</span> -<span id="L71" class="LineNr"> 71 </span> -<span id="L72" class="LineNr"> 72 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L73" class="LineNr"> 73 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"81"</span><span class="Delimiter">,</span> <span class="Constant">"combine rm32 with imm32 based on subop (add/sub/and/or/xor/cmp)"</span><span class="Delimiter">);</span> -<span id="L74" class="LineNr"> 74 </span> -<span id="L75" class="LineNr"> 75 </span><span class="Delimiter">:(code)</span> -<span id="L76" class="LineNr"> 76 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L76'>test_add_imm32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L78" class="LineNr"> 78 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Constant">" 81 c3 0a 0b 0c 0d\n"</span> <span class="Comment">// add 0x0d0c0b0a to EBX</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 000 (subop add) 011 (dest EBX)</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Delimiter">);</span> -<span id="L84" class="LineNr"> 84 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"run: subop add\n"</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"run: storing 0x0d0c0b0b\n"</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">);</span> -<span id="L91" class="LineNr"> 91 </span><span class="Delimiter">}</span> -<span id="L92" class="LineNr"> 92 </span> -<span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L94" class="LineNr"> 94 </span><span class="Normal">case</span> <span class="Constant">0x81</span>: <span class="Delimiter">{</span> <span class="Comment">// combine r/m32 with imm32</span> -<span id="L95" class="LineNr"> 95 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"combine r/m32 with imm32"</span> << end<span class="Delimiter">();</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Normal">int32_t</span>* signed_arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L99" class="LineNr"> 99 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"imm32 is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << end<span class="Delimiter">();</span> -<span id="L100" class="LineNr"> 100 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L101" class="LineNr"> 101 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L102" class="LineNr"> 102 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Delimiter">{</span> -<span id="L103" class="LineNr"> 103 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop add"</span> << end<span class="Delimiter">();</span> -<span id="L104" class="LineNr"> 104 </span> <span class="Normal">int32_t</span> signed_result = *signed_arg1 + signed_arg2<span class="Delimiter">;</span> -<span id="L105" class="LineNr"> 105 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L106" class="LineNr"> 106 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L107" class="LineNr"> 107 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> + signed_arg2<span class="Delimiter">;</span> -<span id="L108" class="LineNr"> 108 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L109" class="LineNr"> 109 </span> <span class="Comment">// set CF</span> -<span id="L110" class="LineNr"> 110 </span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L111" class="LineNr"> 111 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L112" class="LineNr"> 112 </span> <span class="Normal">uint32_t</span> unsigned_result = unsigned_arg1 + unsigned_arg2<span class="Delimiter">;</span> -<span id="L113" class="LineNr"> 113 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> + unsigned_arg2<span class="Delimiter">;</span> -<span id="L114" class="LineNr"> 114 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L115" class="LineNr"> 115 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L116" class="LineNr"> 116 </span> *signed_arg1 = signed_result<span class="Delimiter">;</span> -<span id="L117" class="LineNr"> 117 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L118" class="LineNr"> 118 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L119" class="LineNr"> 119 </span> <span class="Delimiter">}</span> -<span id="L120" class="LineNr"> 120 </span> <span class="Comment">// End Op 81 Subops</span> -<span id="L121" class="LineNr"> 121 </span> <span class="Normal">default</span>: -<span id="L122" class="LineNr"> 122 </span> cerr << <span class="Constant">"unrecognized subop for opcode 81: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L123" class="LineNr"> 123 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L124" class="LineNr"> 124 </span> <span class="Delimiter">}</span> -<span id="L125" class="LineNr"> 125 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L126" class="LineNr"> 126 </span><span class="Delimiter">}</span> -<span id="L127" class="LineNr"> 127 </span> -<span id="L128" class="LineNr"> 128 </span><span class="Delimiter">:(code)</span> -<span id="L129" class="LineNr"> 129 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L129'>test_add_imm32_to_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L130" class="LineNr"> 130 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L131" class="LineNr"> 131 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L132" class="LineNr"> 132 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L133" class="LineNr"> 133 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L134" class="LineNr"> 134 </span> <span class="Constant">" 81 c3 01 00 00 00\n"</span> <span class="Comment">// add 1 to EBX</span> -<span id="L135" class="LineNr"> 135 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 000 (subop add) 011 (dest EBX)</span> -<span id="L136" class="LineNr"> 136 </span> <span class="Delimiter">);</span> -<span id="L137" class="LineNr"> 137 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L138" class="LineNr"> 138 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L139" class="LineNr"> 139 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L140" class="LineNr"> 140 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L141" class="LineNr"> 141 </span> <span class="Constant">"run: subop add\n"</span> -<span id="L142" class="LineNr"> 142 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=1\n"</span> -<span id="L143" class="LineNr"> 143 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L144" class="LineNr"> 144 </span> <span class="Delimiter">);</span> -<span id="L145" class="LineNr"> 145 </span><span class="Delimiter">}</span> -<span id="L146" class="LineNr"> 146 </span> -<span id="L147" class="LineNr"> 147 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L147'>test_add_imm32_to_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L148" class="LineNr"> 148 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest unsigned number</span> -<span id="L149" class="LineNr"> 149 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L150" class="LineNr"> 150 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L151" class="LineNr"> 151 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L152" class="LineNr"> 152 </span> <span class="Constant">" 81 c3 01 00 00 00\n"</span> <span class="Comment">// add 1 to EBX</span> -<span id="L153" class="LineNr"> 153 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (subop add) 011 (dest EBX)</span> -<span id="L154" class="LineNr"> 154 </span> <span class="Delimiter">);</span> -<span id="L155" class="LineNr"> 155 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L156" class="LineNr"> 156 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L157" class="LineNr"> 157 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L158" class="LineNr"> 158 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L159" class="LineNr"> 159 </span> <span class="Constant">"run: subop add\n"</span> -<span id="L160" class="LineNr"> 160 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=0\n"</span> -<span id="L161" class="LineNr"> 161 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L162" class="LineNr"> 162 </span> <span class="Delimiter">);</span> -<span id="L163" class="LineNr"> 163 </span><span class="Delimiter">}</span> -<span id="L164" class="LineNr"> 164 </span> -<span id="L165" class="LineNr"> 165 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L165'>test_add_imm32_to_r32_unsigned_and_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L166" class="LineNr"> 166 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L167" class="LineNr"> 167 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L168" class="LineNr"> 168 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L169" class="LineNr"> 169 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L170" class="LineNr"> 170 </span> <span class="Constant">" 81 c3 00 00 00 80\n"</span> <span class="Comment">// add 0x80000000 to EBX</span> -<span id="L171" class="LineNr"> 171 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 011 (subop add) 011 (dest EBX)</span> -<span id="L172" class="LineNr"> 172 </span> <span class="Delimiter">);</span> -<span id="L173" class="LineNr"> 173 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L174" class="LineNr"> 174 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L175" class="LineNr"> 175 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L176" class="LineNr"> 176 </span> <span class="Constant">"run: imm32 is 0x80000000\n"</span> -<span id="L177" class="LineNr"> 177 </span> <span class="Constant">"run: subop add\n"</span> -<span id="L178" class="LineNr"> 178 </span> <span class="Constant">"run: SF=0; ZF=1; CF=1; OF=1\n"</span> -<span id="L179" class="LineNr"> 179 </span> <span class="Constant">"run: storing 0x00000000\n"</span> -<span id="L180" class="LineNr"> 180 </span> <span class="Delimiter">);</span> -<span id="L181" class="LineNr"> 181 </span><span class="Delimiter">}</span> -<span id="L182" class="LineNr"> 182 </span> -<span id="L183" class="LineNr"> 183 </span><span class="Comment">//:</span> -<span id="L184" class="LineNr"> 184 </span> -<span id="L185" class="LineNr"> 185 </span><span class="Delimiter">:(code)</span> -<span id="L186" class="LineNr"> 186 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L186'>test_add_imm32_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L187" class="LineNr"> 187 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L188" class="LineNr"> 188 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L189" class="LineNr"> 189 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L190" class="LineNr"> 190 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L191" class="LineNr"> 191 </span> <span class="Constant">" 81 03 0a 0b 0c 0d \n"</span> <span class="Comment">// add 0x0d0c0b0a to *EBX</span> -<span id="L192" class="LineNr"> 192 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 000 (subop add) 011 (dest EBX)</span> -<span id="L193" class="LineNr"> 193 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L194" class="LineNr"> 194 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L195" class="LineNr"> 195 </span> <span class="Delimiter">);</span> -<span id="L196" class="LineNr"> 196 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L197" class="LineNr"> 197 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L198" class="LineNr"> 198 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L199" class="LineNr"> 199 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L200" class="LineNr"> 200 </span> <span class="Constant">"run: subop add\n"</span> -<span id="L201" class="LineNr"> 201 </span> <span class="Constant">"run: storing 0x0d0c0b0b\n"</span> -<span id="L202" class="LineNr"> 202 </span> <span class="Delimiter">);</span> -<span id="L203" class="LineNr"> 203 </span><span class="Delimiter">}</span> -<span id="L204" class="LineNr"> 204 </span> -<span id="L205" class="LineNr"> 205 </span><span class="SalientComment">//:: subtract</span> -<span id="L206" class="LineNr"> 206 </span> -<span id="L207" class="LineNr"> 207 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L208" class="LineNr"> 208 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"2d"</span><span class="Delimiter">,</span> <span class="Constant">"subtract imm32 from <a href='010---vm.cc.html#L13'>EAX</a> (sub)"</span><span class="Delimiter">);</span> -<span id="L209" class="LineNr"> 209 </span> -<span id="L210" class="LineNr"> 210 </span><span class="Delimiter">:(code)</span> -<span id="L211" class="LineNr"> 211 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L211'>test_subtract_imm32_from_EAX</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L212" class="LineNr"> 212 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0baa</span><span class="Delimiter">;</span> -<span id="L213" class="LineNr"> 213 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L214" class="LineNr"> 214 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L215" class="LineNr"> 215 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L216" class="LineNr"> 216 </span> <span class="Constant">" 2d 0a 0b 0c 0d \n"</span> <span class="Comment">// subtract 0x0d0c0b0a from EAX</span> -<span id="L217" class="LineNr"> 217 </span> <span class="Delimiter">);</span> -<span id="L218" class="LineNr"> 218 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L219" class="LineNr"> 219 </span> <span class="Constant">"run: subtract imm32 0x0d0c0b0a from EAX\n"</span> -<span id="L220" class="LineNr"> 220 </span> <span class="Constant">"run: storing 0x000000a0\n"</span> -<span id="L221" class="LineNr"> 221 </span> <span class="Delimiter">);</span> -<span id="L222" class="LineNr"> 222 </span><span class="Delimiter">}</span> -<span id="L223" class="LineNr"> 223 </span> -<span id="L224" class="LineNr"> 224 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L225" class="LineNr"> 225 </span><span class="Normal">case</span> <span class="Constant">0x2d</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract imm32 from EAX</span> -<span id="L226" class="LineNr"> 226 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L227" class="LineNr"> 227 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subtract imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << <span class="Constant">" from EAX"</span> << end<span class="Delimiter">();</span> -<span id="L228" class="LineNr"> 228 </span> <span class="Normal">int32_t</span> signed_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i - signed_arg2<span class="Delimiter">;</span> -<span id="L229" class="LineNr"> 229 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L230" class="LineNr"> 230 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L231" class="LineNr"> 231 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i<span class="Delimiter">)</span> - signed_arg2<span class="Delimiter">;</span> -<span id="L232" class="LineNr"> 232 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L233" class="LineNr"> 233 </span> <span class="Comment">// set CF</span> -<span id="L234" class="LineNr"> 234 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L235" class="LineNr"> 235 </span> <span class="Normal">uint32_t</span> unsigned_result = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u - unsigned_arg2<span class="Delimiter">;</span> -<span id="L236" class="LineNr"> 236 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L237" class="LineNr"> 237 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L238" class="LineNr"> 238 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L239" class="LineNr"> 239 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = signed_result<span class="Delimiter">;</span> -<span id="L240" class="LineNr"> 240 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L241" class="LineNr"> 241 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L242" class="LineNr"> 242 </span><span class="Delimiter">}</span> -<span id="L243" class="LineNr"> 243 </span> -<span id="L244" class="LineNr"> 244 </span><span class="Delimiter">:(code)</span> -<span id="L245" class="LineNr"> 245 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L245'>test_subtract_imm32_from_EAX_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L246" class="LineNr"> 246 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x80000000</span><span class="Delimiter">;</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L247" class="LineNr"> 247 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L248" class="LineNr"> 248 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L249" class="LineNr"> 249 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L250" class="LineNr"> 250 </span> <span class="Constant">" 2d ff ff ff 7f \n"</span> <span class="Comment">// subtract largest positive signed integer from EAX</span> -<span id="L251" class="LineNr"> 251 </span> <span class="Delimiter">);</span> -<span id="L252" class="LineNr"> 252 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L253" class="LineNr"> 253 </span> <span class="Constant">"run: subtract imm32 0x7fffffff from EAX\n"</span> -<span id="L254" class="LineNr"> 254 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=1\n"</span> -<span id="L255" class="LineNr"> 255 </span> <span class="Constant">"run: storing 0x00000001\n"</span> -<span id="L256" class="LineNr"> 256 </span> <span class="Delimiter">);</span> -<span id="L257" class="LineNr"> 257 </span><span class="Delimiter">}</span> -<span id="L258" class="LineNr"> 258 </span> -<span id="L259" class="LineNr"> 259 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L259'>test_subtract_imm32_from_EAX_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L260" class="LineNr"> 260 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L261" class="LineNr"> 261 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L262" class="LineNr"> 262 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L263" class="LineNr"> 263 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L264" class="LineNr"> 264 </span> <span class="Constant">" 2d 01 00 00 00 \n"</span> <span class="Comment">// subtract 1 from EAX</span> -<span id="L265" class="LineNr"> 265 </span> <span class="Delimiter">);</span> -<span id="L266" class="LineNr"> 266 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L267" class="LineNr"> 267 </span> <span class="Constant">"run: subtract imm32 0x00000001 from EAX\n"</span> -<span id="L268" class="LineNr"> 268 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L269" class="LineNr"> 269 </span> <span class="Constant">"run: storing 0xffffffff\n"</span> -<span id="L270" class="LineNr"> 270 </span> <span class="Delimiter">);</span> -<span id="L271" class="LineNr"> 271 </span><span class="Delimiter">}</span> -<span id="L272" class="LineNr"> 272 </span> -<span id="L273" class="LineNr"> 273 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L273'>test_subtract_imm32_from_EAX_signed_and_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L274" class="LineNr"> 274 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L275" class="LineNr"> 275 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L276" class="LineNr"> 276 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L277" class="LineNr"> 277 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L278" class="LineNr"> 278 </span> <span class="Constant">" 2d 00 00 00 80 \n"</span> <span class="Comment">// subtract smallest negative signed integer from EAX</span> -<span id="L279" class="LineNr"> 279 </span> <span class="Delimiter">);</span> -<span id="L280" class="LineNr"> 280 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L281" class="LineNr"> 281 </span> <span class="Constant">"run: subtract imm32 0x80000000 from EAX\n"</span> -<span id="L282" class="LineNr"> 282 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L283" class="LineNr"> 283 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L284" class="LineNr"> 284 </span> <span class="Delimiter">);</span> -<span id="L285" class="LineNr"> 285 </span><span class="Delimiter">}</span> -<span id="L286" class="LineNr"> 286 </span> -<span id="L287" class="LineNr"> 287 </span><span class="Comment">//:</span> -<span id="L288" class="LineNr"> 288 </span> -<span id="L289" class="LineNr"> 289 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L289'>test_subtract_imm32_from_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L290" class="LineNr"> 290 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L291" class="LineNr"> 291 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L292" class="LineNr"> 292 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L293" class="LineNr"> 293 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L294" class="LineNr"> 294 </span> <span class="Constant">" 81 2b 01 00 00 00 \n"</span> <span class="Comment">// subtract 1 from *EBX</span> -<span id="L295" class="LineNr"> 295 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 101 (subop subtract) 011 (dest EBX)</span> -<span id="L296" class="LineNr"> 296 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L297" class="LineNr"> 297 </span> <span class="Constant">"0a 00 00 00\n"</span> <span class="Comment">// 0x0000000a</span> -<span id="L298" class="LineNr"> 298 </span> <span class="Delimiter">);</span> -<span id="L299" class="LineNr"> 299 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L300" class="LineNr"> 300 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L301" class="LineNr"> 301 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L302" class="LineNr"> 302 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L303" class="LineNr"> 303 </span> <span class="Constant">"run: subop subtract\n"</span> -<span id="L304" class="LineNr"> 304 </span> <span class="Constant">"run: storing 0x00000009\n"</span> -<span id="L305" class="LineNr"> 305 </span> <span class="Delimiter">);</span> -<span id="L306" class="LineNr"> 306 </span><span class="Delimiter">}</span> -<span id="L307" class="LineNr"> 307 </span> -<span id="L308" class="LineNr"> 308 </span><span class="Delimiter">:(before "End Op 81 Subops")</span> -<span id="L309" class="LineNr"> 309 </span><span class="Normal">case</span> <span class="Constant">5</span>: <span class="Delimiter">{</span> -<span id="L310" class="LineNr"> 310 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop subtract"</span> << end<span class="Delimiter">();</span> -<span id="L311" class="LineNr"> 311 </span> <span class="Normal">int32_t</span> signed_result = *signed_arg1 - signed_arg2<span class="Delimiter">;</span> -<span id="L312" class="LineNr"> 312 </span> SF = <span class="Delimiter">(</span>signed_result < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L313" class="LineNr"> 313 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_result == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L314" class="LineNr"> 314 </span> <span class="Normal">int64_t</span> signed_full_result = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> - signed_arg2<span class="Delimiter">;</span> -<span id="L315" class="LineNr"> 315 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_result != signed_full_result<span class="Delimiter">);</span> -<span id="L316" class="LineNr"> 316 </span> <span class="Comment">// set CF</span> -<span id="L317" class="LineNr"> 317 </span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L318" class="LineNr"> 318 </span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L319" class="LineNr"> 319 </span> <span class="Normal">uint32_t</span> unsigned_result = unsigned_arg1 - unsigned_arg2<span class="Delimiter">;</span> -<span id="L320" class="LineNr"> 320 </span> <span class="Normal">uint64_t</span> unsigned_full_result = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L321" class="LineNr"> 321 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_result != unsigned_full_result<span class="Delimiter">);</span> -<span id="L322" class="LineNr"> 322 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L323" class="LineNr"> 323 </span> *signed_arg1 = signed_result<span class="Delimiter">;</span> -<span id="L324" class="LineNr"> 324 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L325" class="LineNr"> 325 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L326" class="LineNr"> 326 </span><span class="Delimiter">}</span> -<span id="L327" class="LineNr"> 327 </span> -<span id="L328" class="LineNr"> 328 </span><span class="Delimiter">:(code)</span> -<span id="L329" class="LineNr"> 329 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L329'>test_subtract_imm32_from_mem_at_r32_signed_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L330" class="LineNr"> 330 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L331" class="LineNr"> 331 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L332" class="LineNr"> 332 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L333" class="LineNr"> 333 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L334" class="LineNr"> 334 </span> <span class="Constant">" 81 2b ff ff ff 7f \n"</span> <span class="Comment">// subtract largest positive signed integer from *EBX</span> -<span id="L335" class="LineNr"> 335 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 101 (subop subtract) 011 (dest EBX)</span> -<span id="L336" class="LineNr"> 336 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L337" class="LineNr"> 337 </span> <span class="Constant">"00 00 00 80\n"</span> <span class="Comment">// smallest negative signed integer</span> -<span id="L338" class="LineNr"> 338 </span> <span class="Delimiter">);</span> -<span id="L339" class="LineNr"> 339 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L340" class="LineNr"> 340 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L341" class="LineNr"> 341 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L342" class="LineNr"> 342 </span> <span class="Constant">"run: effective address contains 80000000\n"</span> -<span id="L343" class="LineNr"> 343 </span> <span class="Constant">"run: imm32 is 0x7fffffff\n"</span> -<span id="L344" class="LineNr"> 344 </span> <span class="Constant">"run: subop subtract\n"</span> -<span id="L345" class="LineNr"> 345 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=1\n"</span> -<span id="L346" class="LineNr"> 346 </span> <span class="Constant">"run: storing 0x00000001\n"</span> -<span id="L347" class="LineNr"> 347 </span> <span class="Delimiter">);</span> -<span id="L348" class="LineNr"> 348 </span><span class="Delimiter">}</span> -<span id="L349" class="LineNr"> 349 </span> -<span id="L350" class="LineNr"> 350 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L350'>test_subtract_imm32_from_mem_at_r32_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L351" class="LineNr"> 351 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L352" class="LineNr"> 352 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L353" class="LineNr"> 353 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L354" class="LineNr"> 354 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L355" class="LineNr"> 355 </span> <span class="Constant">" 81 2b 01 00 00 00 \n"</span> <span class="Comment">// subtract 1 from *EBX</span> -<span id="L356" class="LineNr"> 356 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 101 (subop subtract) 011 (dest EBX)</span> -<span id="L357" class="LineNr"> 357 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L358" class="LineNr"> 358 </span> <span class="Constant">"00 00 00 00\n"</span> <span class="Comment">// 0</span> -<span id="L359" class="LineNr"> 359 </span> <span class="Delimiter">);</span> -<span id="L360" class="LineNr"> 360 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L361" class="LineNr"> 361 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L362" class="LineNr"> 362 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L363" class="LineNr"> 363 </span> <span class="Constant">"run: effective address contains 0\n"</span> -<span id="L364" class="LineNr"> 364 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L365" class="LineNr"> 365 </span> <span class="Constant">"run: subop subtract\n"</span> -<span id="L366" class="LineNr"> 366 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L367" class="LineNr"> 367 </span> <span class="Constant">"run: storing 0xffffffff\n"</span> -<span id="L368" class="LineNr"> 368 </span> <span class="Delimiter">);</span> -<span id="L369" class="LineNr"> 369 </span><span class="Delimiter">}</span> -<span id="L370" class="LineNr"> 370 </span> -<span id="L371" class="LineNr"> 371 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L371'>test_subtract_imm32_from_mem_at_r32_signed_and_unsigned_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L372" class="LineNr"> 372 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L373" class="LineNr"> 373 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L374" class="LineNr"> 374 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L375" class="LineNr"> 375 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L376" class="LineNr"> 376 </span> <span class="Constant">" 81 2b 00 00 00 80 \n"</span> <span class="Comment">// subtract smallest negative signed integer from *EBX</span> -<span id="L377" class="LineNr"> 377 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 101 (subop subtract) 011 (dest EBX)</span> -<span id="L378" class="LineNr"> 378 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L379" class="LineNr"> 379 </span> <span class="Constant">"00 00 00 00\n"</span> <span class="Comment">// 0</span> -<span id="L380" class="LineNr"> 380 </span> <span class="Delimiter">);</span> -<span id="L381" class="LineNr"> 381 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L382" class="LineNr"> 382 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L383" class="LineNr"> 383 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L384" class="LineNr"> 384 </span> <span class="Constant">"run: effective address contains 0\n"</span> -<span id="L385" class="LineNr"> 385 </span> <span class="Constant">"run: imm32 is 0x80000000\n"</span> -<span id="L386" class="LineNr"> 386 </span> <span class="Constant">"run: subop subtract\n"</span> -<span id="L387" class="LineNr"> 387 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L388" class="LineNr"> 388 </span> <span class="Constant">"run: storing 0x80000000\n"</span> -<span id="L389" class="LineNr"> 389 </span> <span class="Delimiter">);</span> -<span id="L390" class="LineNr"> 390 </span><span class="Delimiter">}</span> -<span id="L391" class="LineNr"> 391 </span> -<span id="L392" class="LineNr"> 392 </span><span class="Comment">//:</span> -<span id="L393" class="LineNr"> 393 </span> -<span id="L394" class="LineNr"> 394 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L394'>test_subtract_imm32_from_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L395" class="LineNr"> 395 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L396" class="LineNr"> 396 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L397" class="LineNr"> 397 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L398" class="LineNr"> 398 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L399" class="LineNr"> 399 </span> <span class="Constant">" 81 eb 01 00 00 00 \n"</span> <span class="Comment">// subtract 1 from EBX</span> -<span id="L400" class="LineNr"> 400 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop subtract) 011 (dest EBX)</span> -<span id="L401" class="LineNr"> 401 </span> <span class="Delimiter">);</span> -<span id="L402" class="LineNr"> 402 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L403" class="LineNr"> 403 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L404" class="LineNr"> 404 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L405" class="LineNr"> 405 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L406" class="LineNr"> 406 </span> <span class="Constant">"run: subop subtract\n"</span> -<span id="L407" class="LineNr"> 407 </span> <span class="Constant">"run: storing 0x00000009\n"</span> -<span id="L408" class="LineNr"> 408 </span> <span class="Delimiter">);</span> -<span id="L409" class="LineNr"> 409 </span><span class="Delimiter">}</span> -<span id="L410" class="LineNr"> 410 </span> -<span id="L411" class="LineNr"> 411 </span><span class="SalientComment">//:: shift left</span> -<span id="L412" class="LineNr"> 412 </span> -<span id="L413" class="LineNr"> 413 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L414" class="LineNr"> 414 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"c1"</span><span class="Delimiter">,</span> <span class="Constant">"shift rm32 by imm8 bits depending on subop (sal/sar/shl/shr)"</span><span class="Delimiter">);</span> -<span id="L415" class="LineNr"> 415 </span> -<span id="L416" class="LineNr"> 416 </span><span class="Delimiter">:(code)</span> -<span id="L417" class="LineNr"> 417 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L417'>test_shift_left_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L418" class="LineNr"> 418 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">13</span><span class="Delimiter">;</span> -<span id="L419" class="LineNr"> 419 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L420" class="LineNr"> 420 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L421" class="LineNr"> 421 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L422" class="LineNr"> 422 </span> <span class="Constant">" c1 e3 01 \n"</span> <span class="Comment">// shift EBX left by 1 bit</span> -<span id="L423" class="LineNr"> 423 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 100 (subop shift left) 011 (dest EBX)</span> -<span id="L424" class="LineNr"> 424 </span> <span class="Delimiter">);</span> -<span id="L425" class="LineNr"> 425 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L426" class="LineNr"> 426 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L427" class="LineNr"> 427 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L428" class="LineNr"> 428 </span> <span class="Constant">"run: subop: shift left by CL bits\n"</span> -<span id="L429" class="LineNr"> 429 </span> <span class="Constant">"run: storing 0x0000001a\n"</span> -<span id="L430" class="LineNr"> 430 </span> <span class="Delimiter">);</span> -<span id="L431" class="LineNr"> 431 </span><span class="Delimiter">}</span> -<span id="L432" class="LineNr"> 432 </span> -<span id="L433" class="LineNr"> 433 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L434" class="LineNr"> 434 </span><span class="Normal">case</span> <span class="Constant">0xc1</span>: <span class="Delimiter">{</span> -<span id="L435" class="LineNr"> 435 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L436" class="LineNr"> 436 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"operate on r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L437" class="LineNr"> 437 </span> <span class="Normal">int32_t</span>* arg1 = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L438" class="LineNr"> 438 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L439" class="LineNr"> 439 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L440" class="LineNr"> 440 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span> <span class="Comment">// shift left r/m32 by CL</span> -<span id="L441" class="LineNr"> 441 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift left by CL bits"</span> << end<span class="Delimiter">();</span> -<span id="L442" class="LineNr"> 442 </span> <span class="Normal">uint8_t</span> count = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">()</span> & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L443" class="LineNr"> 443 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L444" class="LineNr"> 444 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L445" class="LineNr"> 445 </span> <span class="Normal">bool</span> msb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x80000000</span><span class="Delimiter">)</span> >> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L446" class="LineNr"> 446 </span> <span class="Normal">bool</span> pnsb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x40000000</span><span class="Delimiter">);</span> -<span id="L447" class="LineNr"> 447 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>msb != pnsb<span class="Delimiter">);</span> -<span id="L448" class="LineNr"> 448 </span> <span class="Delimiter">}</span> -<span id="L449" class="LineNr"> 449 </span> *arg1 = <span class="Delimiter">(</span>*arg1 << count<span class="Delimiter">);</span> -<span id="L450" class="LineNr"> 450 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L451" class="LineNr"> 451 </span> SF = <span class="Delimiter">(</span>*arg1 < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L452" class="LineNr"> 452 </span> <span class="Comment">// CF undefined</span> -<span id="L453" class="LineNr"> 453 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L454" class="LineNr"> 454 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L455" class="LineNr"> 455 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L456" class="LineNr"> 456 </span> <span class="Delimiter">}</span> -<span id="L457" class="LineNr"> 457 </span> <span class="Comment">// End Op c1 Subops</span> -<span id="L458" class="LineNr"> 458 </span> <span class="Normal">default</span>: -<span id="L459" class="LineNr"> 459 </span> cerr << <span class="Constant">"unrecognized subop for opcode c1: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L460" class="LineNr"> 460 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L461" class="LineNr"> 461 </span> <span class="Delimiter">}</span> -<span id="L462" class="LineNr"> 462 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L463" class="LineNr"> 463 </span><span class="Delimiter">}</span> -<span id="L464" class="LineNr"> 464 </span> -<span id="L465" class="LineNr"> 465 </span><span class="SalientComment">//:: shift right arithmetic</span> -<span id="L466" class="LineNr"> 466 </span> -<span id="L467" class="LineNr"> 467 </span><span class="Delimiter">:(code)</span> -<span id="L468" class="LineNr"> 468 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L468'>test_shift_right_arithmetic_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L469" class="LineNr"> 469 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">26</span><span class="Delimiter">;</span> -<span id="L470" class="LineNr"> 470 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L471" class="LineNr"> 471 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L472" class="LineNr"> 472 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L473" class="LineNr"> 473 </span> <span class="Constant">" c1 fb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit</span> -<span id="L474" class="LineNr"> 474 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L475" class="LineNr"> 475 </span> <span class="Delimiter">);</span> -<span id="L476" class="LineNr"> 476 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L477" class="LineNr"> 477 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L478" class="LineNr"> 478 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L479" class="LineNr"> 479 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L480" class="LineNr"> 480 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L481" class="LineNr"> 481 </span> <span class="Delimiter">);</span> -<span id="L482" class="LineNr"> 482 </span><span class="Delimiter">}</span> -<span id="L483" class="LineNr"> 483 </span> -<span id="L484" class="LineNr"> 484 </span><span class="Delimiter">:(before "End Op c1 Subops")</span> -<span id="L485" class="LineNr"> 485 </span><span class="Normal">case</span> <span class="Constant">7</span>: <span class="Delimiter">{</span> <span class="Comment">// shift right r/m32 by CL, preserving sign</span> -<span id="L486" class="LineNr"> 486 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift right by CL bits, while preserving sign"</span> << end<span class="Delimiter">();</span> -<span id="L487" class="LineNr"> 487 </span> <span class="Normal">uint8_t</span> count = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">()</span> & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L488" class="LineNr"> 488 </span> <span class="Normal">int32_t</span> result = <span class="Delimiter">(</span>*arg1 >> count<span class="Delimiter">);</span> -<span id="L489" class="LineNr"> 489 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L490" class="LineNr"> 490 </span> SF = <span class="Delimiter">(</span>*arg1 < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L491" class="LineNr"> 491 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L492" class="LineNr"> 492 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L493" class="LineNr"> 493 </span> <span class="Comment">// CF</span> -<span id="L494" class="LineNr"> 494 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">((</span>*arg1 >> <span class="Delimiter">(</span>count-<span class="Constant">1</span><span class="Delimiter">))</span> & <span class="Constant">0x1</span><span class="Delimiter">);</span> -<span id="L495" class="LineNr"> 495 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L496" class="LineNr"> 496 </span> *arg1 = result<span class="Delimiter">;</span> -<span id="L497" class="LineNr"> 497 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L498" class="LineNr"> 498 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L499" class="LineNr"> 499 </span><span class="Delimiter">}</span> -<span id="L500" class="LineNr"> 500 </span> -<span id="L501" class="LineNr"> 501 </span><span class="Delimiter">:(code)</span> -<span id="L502" class="LineNr"> 502 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L502'>test_shift_right_arithmetic_odd_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L503" class="LineNr"> 503 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">27</span><span class="Delimiter">;</span> -<span id="L504" class="LineNr"> 504 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L505" class="LineNr"> 505 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L506" class="LineNr"> 506 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L507" class="LineNr"> 507 </span> <span class="Constant">" c1 fb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit</span> -<span id="L508" class="LineNr"> 508 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L509" class="LineNr"> 509 </span> <span class="Delimiter">);</span> -<span id="L510" class="LineNr"> 510 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L511" class="LineNr"> 511 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L512" class="LineNr"> 512 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L513" class="LineNr"> 513 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L514" class="LineNr"> 514 </span> <span class="Comment">// result: 13</span> -<span id="L515" class="LineNr"> 515 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L516" class="LineNr"> 516 </span> <span class="Delimiter">);</span> -<span id="L517" class="LineNr"> 517 </span><span class="Delimiter">}</span> -<span id="L518" class="LineNr"> 518 </span> -<span id="L519" class="LineNr"> 519 </span><span class="Delimiter">:(code)</span> -<span id="L520" class="LineNr"> 520 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L520'>test_shift_right_arithmetic_negative_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L521" class="LineNr"> 521 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xfffffffd</span><span class="Delimiter">;</span> <span class="Comment">// -3</span> -<span id="L522" class="LineNr"> 522 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L523" class="LineNr"> 523 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L524" class="LineNr"> 524 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L525" class="LineNr"> 525 </span> <span class="Constant">" c1 fb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit, while preserving sign</span> -<span id="L526" class="LineNr"> 526 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop shift right arithmetic) 011 (dest EBX)</span> -<span id="L527" class="LineNr"> 527 </span> <span class="Delimiter">);</span> -<span id="L528" class="LineNr"> 528 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L529" class="LineNr"> 529 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L530" class="LineNr"> 530 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L531" class="LineNr"> 531 </span> <span class="Constant">"run: subop: shift right by CL bits, while preserving sign\n"</span> -<span id="L532" class="LineNr"> 532 </span> <span class="Comment">// result: -2</span> -<span id="L533" class="LineNr"> 533 </span> <span class="Constant">"run: storing 0xfffffffe\n"</span> -<span id="L534" class="LineNr"> 534 </span> <span class="Delimiter">);</span> -<span id="L535" class="LineNr"> 535 </span><span class="Delimiter">}</span> -<span id="L536" class="LineNr"> 536 </span> -<span id="L537" class="LineNr"> 537 </span><span class="SalientComment">//:: shift right logical</span> -<span id="L538" class="LineNr"> 538 </span> -<span id="L539" class="LineNr"> 539 </span><span class="Delimiter">:(code)</span> -<span id="L540" class="LineNr"> 540 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L540'>test_shift_right_logical_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L541" class="LineNr"> 541 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">26</span><span class="Delimiter">;</span> -<span id="L542" class="LineNr"> 542 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L543" class="LineNr"> 543 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L544" class="LineNr"> 544 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L545" class="LineNr"> 545 </span> <span class="Constant">" c1 eb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit, while padding zeroes</span> -<span id="L546" class="LineNr"> 546 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop shift right logical) 011 (dest EBX)</span> -<span id="L547" class="LineNr"> 547 </span> <span class="Delimiter">);</span> -<span id="L548" class="LineNr"> 548 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L549" class="LineNr"> 549 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L550" class="LineNr"> 550 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L551" class="LineNr"> 551 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L552" class="LineNr"> 552 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L553" class="LineNr"> 553 </span> <span class="Delimiter">);</span> -<span id="L554" class="LineNr"> 554 </span><span class="Delimiter">}</span> -<span id="L555" class="LineNr"> 555 </span> -<span id="L556" class="LineNr"> 556 </span><span class="Delimiter">:(before "End Op c1 Subops")</span> -<span id="L557" class="LineNr"> 557 </span><span class="Normal">case</span> <span class="Constant">5</span>: <span class="Delimiter">{</span> <span class="Comment">// shift right r/m32 by CL, preserving sign</span> -<span id="L558" class="LineNr"> 558 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop: shift right by CL bits, while padding zeroes"</span> << end<span class="Delimiter">();</span> -<span id="L559" class="LineNr"> 559 </span> <span class="Normal">uint8_t</span> count = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">()</span> & <span class="Constant">0x1f</span><span class="Delimiter">;</span> -<span id="L560" class="LineNr"> 560 </span> <span class="Comment">// OF is only defined if count is 1</span> -<span id="L561" class="LineNr"> 561 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>count == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L562" class="LineNr"> 562 </span> <span class="Normal">bool</span> msb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x80000000</span><span class="Delimiter">)</span> >> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L563" class="LineNr"> 563 </span> <span class="Normal">bool</span> pnsb = <span class="Delimiter">(</span>*arg1 & <span class="Constant">0x40000000</span><span class="Delimiter">);</span> -<span id="L564" class="LineNr"> 564 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>msb != pnsb<span class="Delimiter">);</span> -<span id="L565" class="LineNr"> 565 </span> <span class="Delimiter">}</span> -<span id="L566" class="LineNr"> 566 </span> <span class="Normal">uint32_t</span>* uarg1 = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>arg1<span class="Delimiter">);</span> -<span id="L567" class="LineNr"> 567 </span> *uarg1 = <span class="Delimiter">(</span>*uarg1 >> count<span class="Delimiter">);</span> -<span id="L568" class="LineNr"> 568 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*uarg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L569" class="LineNr"> 569 </span> <span class="Comment">// result is always positive by definition</span> -<span id="L570" class="LineNr"> 570 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L571" class="LineNr"> 571 </span> <span class="Comment">// CF undefined</span> -<span id="L572" class="LineNr"> 572 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L573" class="LineNr"> 573 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *arg1 << end<span class="Delimiter">();</span> -<span id="L574" class="LineNr"> 574 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L575" class="LineNr"> 575 </span><span class="Delimiter">}</span> -<span id="L576" class="LineNr"> 576 </span> -<span id="L577" class="LineNr"> 577 </span><span class="Delimiter">:(code)</span> -<span id="L578" class="LineNr"> 578 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L578'>test_shift_right_logical_odd_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L579" class="LineNr"> 579 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">27</span><span class="Delimiter">;</span> -<span id="L580" class="LineNr"> 580 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L581" class="LineNr"> 581 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L582" class="LineNr"> 582 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L583" class="LineNr"> 583 </span> <span class="Constant">" c1 eb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit, while padding zeroes</span> -<span id="L584" class="LineNr"> 584 </span> <span class="Delimiter">);</span> -<span id="L585" class="LineNr"> 585 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L586" class="LineNr"> 586 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L587" class="LineNr"> 587 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L588" class="LineNr"> 588 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L589" class="LineNr"> 589 </span> <span class="Comment">// result: 13</span> -<span id="L590" class="LineNr"> 590 </span> <span class="Constant">"run: storing 0x0000000d\n"</span> -<span id="L591" class="LineNr"> 591 </span> <span class="Delimiter">);</span> -<span id="L592" class="LineNr"> 592 </span><span class="Delimiter">}</span> -<span id="L593" class="LineNr"> 593 </span> -<span id="L594" class="LineNr"> 594 </span><span class="Delimiter">:(code)</span> -<span id="L595" class="LineNr"> 595 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L595'>test_shift_right_logical_negative_r32_with_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L596" class="LineNr"> 596 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xfffffffd</span><span class="Delimiter">;</span> -<span id="L597" class="LineNr"> 597 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L598" class="LineNr"> 598 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L599" class="LineNr"> 599 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L600" class="LineNr"> 600 </span> <span class="Constant">" c1 eb 01 \n"</span> <span class="Comment">// shift EBX right by 1 bit, while padding zeroes</span> -<span id="L601" class="LineNr"> 601 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 101 (subop shift right logical) 011 (dest EBX)</span> -<span id="L602" class="LineNr"> 602 </span> <span class="Delimiter">);</span> -<span id="L603" class="LineNr"> 603 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L604" class="LineNr"> 604 </span> <span class="Constant">"run: operate on r/m32\n"</span> -<span id="L605" class="LineNr"> 605 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L606" class="LineNr"> 606 </span> <span class="Constant">"run: subop: shift right by CL bits, while padding zeroes\n"</span> -<span id="L607" class="LineNr"> 607 </span> <span class="Constant">"run: storing 0x7ffffffe\n"</span> -<span id="L608" class="LineNr"> 608 </span> <span class="Delimiter">);</span> -<span id="L609" class="LineNr"> 609 </span><span class="Delimiter">}</span> -<span id="L610" class="LineNr"> 610 </span> -<span id="L611" class="LineNr"> 611 </span><span class="SalientComment">//:: and</span> -<span id="L612" class="LineNr"> 612 </span> -<span id="L613" class="LineNr"> 613 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L614" class="LineNr"> 614 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"25"</span><span class="Delimiter">,</span> <span class="Constant">"EAX = bitwise AND of imm32 with <a href='010---vm.cc.html#L13'>EAX</a> (and)"</span><span class="Delimiter">);</span> -<span id="L615" class="LineNr"> 615 </span> -<span id="L616" class="LineNr"> 616 </span><span class="Delimiter">:(code)</span> -<span id="L617" class="LineNr"> 617 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L617'>test_and_EAX_with_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L618" class="LineNr"> 618 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xff</span><span class="Delimiter">;</span> -<span id="L619" class="LineNr"> 619 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L620" class="LineNr"> 620 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L621" class="LineNr"> 621 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L622" class="LineNr"> 622 </span> <span class="Constant">" 25 0a 0b 0c 0d \n"</span> <span class="Comment">// and 0x0d0c0b0a with EAX</span> -<span id="L623" class="LineNr"> 623 </span> <span class="Delimiter">);</span> -<span id="L624" class="LineNr"> 624 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L625" class="LineNr"> 625 </span> <span class="Constant">"run: and imm32 0x0d0c0b0a with EAX\n"</span> -<span id="L626" class="LineNr"> 626 </span> <span class="Constant">"run: storing 0x0000000a\n"</span> -<span id="L627" class="LineNr"> 627 </span> <span class="Delimiter">);</span> -<span id="L628" class="LineNr"> 628 </span><span class="Delimiter">}</span> -<span id="L629" class="LineNr"> 629 </span> -<span id="L630" class="LineNr"> 630 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L631" class="LineNr"> 631 </span><span class="Normal">case</span> <span class="Constant">0x25</span>: <span class="Delimiter">{</span> <span class="Comment">// and imm32 with EAX</span> -<span id="L632" class="LineNr"> 632 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L633" class="LineNr"> 633 </span> <span class="Comment">// difference</span> -<span id="L634" class="LineNr"> 634 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L635" class="LineNr"> 635 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"and imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << <span class="Constant">" with EAX"</span> << end<span class="Delimiter">();</span> -<span id="L636" class="LineNr"> 636 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i &= signed_arg2<span class="Delimiter">;</span> -<span id="L637" class="LineNr"> 637 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L638" class="LineNr"> 638 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L639" class="LineNr"> 639 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L640" class="LineNr"> 640 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L641" class="LineNr"> 641 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L642" class="LineNr"> 642 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L643" class="LineNr"> 643 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L644" class="LineNr"> 644 </span><span class="Delimiter">}</span> -<span id="L645" class="LineNr"> 645 </span> -<span id="L646" class="LineNr"> 646 </span><span class="Comment">//:</span> -<span id="L647" class="LineNr"> 647 </span> -<span id="L648" class="LineNr"> 648 </span><span class="Delimiter">:(code)</span> -<span id="L649" class="LineNr"> 649 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L649'>test_and_imm32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L650" class="LineNr"> 650 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L651" class="LineNr"> 651 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L652" class="LineNr"> 652 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L653" class="LineNr"> 653 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L654" class="LineNr"> 654 </span> <span class="Constant">" 81 23 0a 0b 0c 0d \n"</span> <span class="Comment">// and 0x0d0c0b0a with *EBX</span> -<span id="L655" class="LineNr"> 655 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 100 (subop and) 011 (dest EBX)</span> -<span id="L656" class="LineNr"> 656 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L657" class="LineNr"> 657 </span> <span class="Constant">"ff 00 00 00\n"</span> <span class="Comment">// 0x000000ff</span> -<span id="L658" class="LineNr"> 658 </span> <span class="Delimiter">);</span> -<span id="L659" class="LineNr"> 659 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L660" class="LineNr"> 660 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L661" class="LineNr"> 661 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L662" class="LineNr"> 662 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L663" class="LineNr"> 663 </span> <span class="Constant">"run: subop and\n"</span> -<span id="L664" class="LineNr"> 664 </span> <span class="Constant">"run: storing 0x0000000a\n"</span> -<span id="L665" class="LineNr"> 665 </span> <span class="Delimiter">);</span> -<span id="L666" class="LineNr"> 666 </span><span class="Delimiter">}</span> -<span id="L667" class="LineNr"> 667 </span> -<span id="L668" class="LineNr"> 668 </span><span class="Delimiter">:(before "End Op 81 Subops")</span> -<span id="L669" class="LineNr"> 669 </span><span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span> -<span id="L670" class="LineNr"> 670 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop and"</span> << end<span class="Delimiter">();</span> -<span id="L671" class="LineNr"> 671 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L672" class="LineNr"> 672 </span> <span class="Comment">// difference</span> -<span id="L673" class="LineNr"> 673 </span> *signed_arg1 &= signed_arg2<span class="Delimiter">;</span> -<span id="L674" class="LineNr"> 674 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L675" class="LineNr"> 675 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L676" class="LineNr"> 676 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L677" class="LineNr"> 677 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L678" class="LineNr"> 678 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L679" class="LineNr"> 679 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L680" class="LineNr"> 680 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L681" class="LineNr"> 681 </span><span class="Delimiter">}</span> -<span id="L682" class="LineNr"> 682 </span> -<span id="L683" class="LineNr"> 683 </span><span class="Comment">//:</span> -<span id="L684" class="LineNr"> 684 </span> -<span id="L685" class="LineNr"> 685 </span><span class="Delimiter">:(code)</span> -<span id="L686" class="LineNr"> 686 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L686'>test_and_imm32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L687" class="LineNr"> 687 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xff</span><span class="Delimiter">;</span> -<span id="L688" class="LineNr"> 688 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L689" class="LineNr"> 689 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L690" class="LineNr"> 690 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L691" class="LineNr"> 691 </span> <span class="Constant">" 81 e3 0a 0b 0c 0d \n"</span> <span class="Comment">// and 0x0d0c0b0a with EBX</span> -<span id="L692" class="LineNr"> 692 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 100 (subop and) 011 (dest EBX)</span> -<span id="L693" class="LineNr"> 693 </span> <span class="Delimiter">);</span> -<span id="L694" class="LineNr"> 694 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L695" class="LineNr"> 695 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L696" class="LineNr"> 696 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L697" class="LineNr"> 697 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L698" class="LineNr"> 698 </span> <span class="Constant">"run: subop and\n"</span> -<span id="L699" class="LineNr"> 699 </span> <span class="Constant">"run: storing 0x0000000a\n"</span> -<span id="L700" class="LineNr"> 700 </span> <span class="Delimiter">);</span> -<span id="L701" class="LineNr"> 701 </span><span class="Delimiter">}</span> -<span id="L702" class="LineNr"> 702 </span> -<span id="L703" class="LineNr"> 703 </span><span class="SalientComment">//:: or</span> -<span id="L704" class="LineNr"> 704 </span> -<span id="L705" class="LineNr"> 705 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L706" class="LineNr"> 706 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"0d"</span><span class="Delimiter">,</span> <span class="Constant">"EAX = bitwise OR of imm32 with <a href='010---vm.cc.html#L13'>EAX</a> (or)"</span><span class="Delimiter">);</span> -<span id="L707" class="LineNr"> 707 </span> -<span id="L708" class="LineNr"> 708 </span><span class="Delimiter">:(code)</span> -<span id="L709" class="LineNr"> 709 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L709'>test_or_EAX_with_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L710" class="LineNr"> 710 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xd0c0b0a0</span><span class="Delimiter">;</span> -<span id="L711" class="LineNr"> 711 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L712" class="LineNr"> 712 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L713" class="LineNr"> 713 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L714" class="LineNr"> 714 </span> <span class="Constant">" 0d 0a 0b 0c 0d \n"</span> <span class="Comment">// or 0x0d0c0b0a with EAX</span> -<span id="L715" class="LineNr"> 715 </span> <span class="Delimiter">);</span> -<span id="L716" class="LineNr"> 716 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L717" class="LineNr"> 717 </span> <span class="Constant">"run: or imm32 0x0d0c0b0a with EAX\n"</span> -<span id="L718" class="LineNr"> 718 </span> <span class="Constant">"run: storing 0xddccbbaa\n"</span> -<span id="L719" class="LineNr"> 719 </span> <span class="Delimiter">);</span> -<span id="L720" class="LineNr"> 720 </span><span class="Delimiter">}</span> -<span id="L721" class="LineNr"> 721 </span> -<span id="L722" class="LineNr"> 722 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L723" class="LineNr"> 723 </span><span class="Normal">case</span> <span class="Constant">0x0d</span>: <span class="Delimiter">{</span> <span class="Comment">// or imm32 with EAX</span> -<span id="L724" class="LineNr"> 724 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L725" class="LineNr"> 725 </span> <span class="Comment">// difference</span> -<span id="L726" class="LineNr"> 726 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L727" class="LineNr"> 727 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"or imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << <span class="Constant">" with EAX"</span> << end<span class="Delimiter">();</span> -<span id="L728" class="LineNr"> 728 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i |= signed_arg2<span class="Delimiter">;</span> -<span id="L729" class="LineNr"> 729 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L730" class="LineNr"> 730 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L731" class="LineNr"> 731 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L732" class="LineNr"> 732 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L733" class="LineNr"> 733 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L734" class="LineNr"> 734 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L735" class="LineNr"> 735 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L736" class="LineNr"> 736 </span><span class="Delimiter">}</span> -<span id="L737" class="LineNr"> 737 </span> -<span id="L738" class="LineNr"> 738 </span><span class="Comment">//:</span> -<span id="L739" class="LineNr"> 739 </span> -<span id="L740" class="LineNr"> 740 </span><span class="Delimiter">:(code)</span> -<span id="L741" class="LineNr"> 741 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L741'>test_or_imm32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L742" class="LineNr"> 742 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L743" class="LineNr"> 743 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L744" class="LineNr"> 744 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L745" class="LineNr"> 745 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L746" class="LineNr"> 746 </span> <span class="Constant">" 81 0b 0a 0b 0c 0d \n"</span> <span class="Comment">// or 0x0d0c0b0a with *EBX</span> -<span id="L747" class="LineNr"> 747 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 001 (subop or) 011 (dest EBX)</span> -<span id="L748" class="LineNr"> 748 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L749" class="LineNr"> 749 </span> <span class="Constant">"a0 b0 c0 d0\n"</span> <span class="Comment">// 0xd0c0b0a0</span> -<span id="L750" class="LineNr"> 750 </span> <span class="Delimiter">);</span> -<span id="L751" class="LineNr"> 751 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L752" class="LineNr"> 752 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L753" class="LineNr"> 753 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L754" class="LineNr"> 754 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L755" class="LineNr"> 755 </span> <span class="Constant">"run: subop or\n"</span> -<span id="L756" class="LineNr"> 756 </span> <span class="Constant">"run: storing 0xddccbbaa\n"</span> -<span id="L757" class="LineNr"> 757 </span> <span class="Delimiter">);</span> -<span id="L758" class="LineNr"> 758 </span><span class="Delimiter">}</span> -<span id="L759" class="LineNr"> 759 </span> -<span id="L760" class="LineNr"> 760 </span><span class="Delimiter">:(before "End Op 81 Subops")</span> -<span id="L761" class="LineNr"> 761 </span><span class="Normal">case</span> <span class="Constant">1</span>: <span class="Delimiter">{</span> -<span id="L762" class="LineNr"> 762 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop or"</span> << end<span class="Delimiter">();</span> -<span id="L763" class="LineNr"> 763 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L764" class="LineNr"> 764 </span> <span class="Comment">// difference</span> -<span id="L765" class="LineNr"> 765 </span> *signed_arg1 |= signed_arg2<span class="Delimiter">;</span> -<span id="L766" class="LineNr"> 766 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L767" class="LineNr"> 767 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L768" class="LineNr"> 768 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L769" class="LineNr"> 769 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L770" class="LineNr"> 770 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L771" class="LineNr"> 771 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L772" class="LineNr"> 772 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L773" class="LineNr"> 773 </span><span class="Delimiter">}</span> -<span id="L774" class="LineNr"> 774 </span> -<span id="L775" class="LineNr"> 775 </span><span class="Delimiter">:(code)</span> -<span id="L776" class="LineNr"> 776 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L776'>test_or_imm32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L777" class="LineNr"> 777 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xd0c0b0a0</span><span class="Delimiter">;</span> -<span id="L778" class="LineNr"> 778 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L779" class="LineNr"> 779 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L780" class="LineNr"> 780 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L781" class="LineNr"> 781 </span> <span class="Constant">" 81 cb 0a 0b 0c 0d \n"</span> <span class="Comment">// or 0x0d0c0b0a with EBX</span> -<span id="L782" class="LineNr"> 782 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 001 (subop or) 011 (dest EBX)</span> -<span id="L783" class="LineNr"> 783 </span> <span class="Delimiter">);</span> -<span id="L784" class="LineNr"> 784 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L785" class="LineNr"> 785 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L786" class="LineNr"> 786 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L787" class="LineNr"> 787 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L788" class="LineNr"> 788 </span> <span class="Constant">"run: subop or\n"</span> -<span id="L789" class="LineNr"> 789 </span> <span class="Constant">"run: storing 0xddccbbaa\n"</span> -<span id="L790" class="LineNr"> 790 </span> <span class="Delimiter">);</span> -<span id="L791" class="LineNr"> 791 </span><span class="Delimiter">}</span> -<span id="L792" class="LineNr"> 792 </span> -<span id="L793" class="LineNr"> 793 </span><span class="SalientComment">//:: xor</span> -<span id="L794" class="LineNr"> 794 </span> -<span id="L795" class="LineNr"> 795 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L796" class="LineNr"> 796 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"35"</span><span class="Delimiter">,</span> <span class="Constant">"EAX = bitwise XOR of imm32 with <a href='010---vm.cc.html#L13'>EAX</a> (xor)"</span><span class="Delimiter">);</span> -<span id="L797" class="LineNr"> 797 </span> -<span id="L798" class="LineNr"> 798 </span><span class="Delimiter">:(code)</span> -<span id="L799" class="LineNr"> 799 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L799'>test_xor_EAX_with_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L800" class="LineNr"> 800 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xddccb0a0</span><span class="Delimiter">;</span> -<span id="L801" class="LineNr"> 801 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L802" class="LineNr"> 802 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L803" class="LineNr"> 803 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L804" class="LineNr"> 804 </span> <span class="Constant">" 35 0a 0b 0c 0d \n"</span> <span class="Comment">// xor 0x0d0c0b0a with EAX</span> -<span id="L805" class="LineNr"> 805 </span> <span class="Delimiter">);</span> -<span id="L806" class="LineNr"> 806 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L807" class="LineNr"> 807 </span> <span class="Constant">"run: xor imm32 0x0d0c0b0a with EAX\n"</span> -<span id="L808" class="LineNr"> 808 </span> <span class="Constant">"run: storing 0xd0c0bbaa\n"</span> -<span id="L809" class="LineNr"> 809 </span> <span class="Delimiter">);</span> -<span id="L810" class="LineNr"> 810 </span><span class="Delimiter">}</span> -<span id="L811" class="LineNr"> 811 </span> -<span id="L812" class="LineNr"> 812 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L813" class="LineNr"> 813 </span><span class="Normal">case</span> <span class="Constant">0x35</span>: <span class="Delimiter">{</span> <span class="Comment">// xor imm32 with EAX</span> -<span id="L814" class="LineNr"> 814 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L815" class="LineNr"> 815 </span> <span class="Comment">// difference</span> -<span id="L816" class="LineNr"> 816 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L817" class="LineNr"> 817 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"xor imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << <span class="Constant">" with EAX"</span> << end<span class="Delimiter">();</span> -<span id="L818" class="LineNr"> 818 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i ^= signed_arg2<span class="Delimiter">;</span> -<span id="L819" class="LineNr"> 819 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L820" class="LineNr"> 820 </span> SF = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L821" class="LineNr"> 821 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L822" class="LineNr"> 822 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L823" class="LineNr"> 823 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L824" class="LineNr"> 824 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L825" class="LineNr"> 825 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L826" class="LineNr"> 826 </span><span class="Delimiter">}</span> -<span id="L827" class="LineNr"> 827 </span> -<span id="L828" class="LineNr"> 828 </span><span class="Comment">//:</span> -<span id="L829" class="LineNr"> 829 </span> -<span id="L830" class="LineNr"> 830 </span><span class="Delimiter">:(code)</span> -<span id="L831" class="LineNr"> 831 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L831'>test_xor_imm32_with_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L832" class="LineNr"> 832 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L833" class="LineNr"> 833 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L834" class="LineNr"> 834 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L835" class="LineNr"> 835 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L836" class="LineNr"> 836 </span> <span class="Constant">" 81 33 0a 0b 0c 0d \n"</span> <span class="Comment">// xor 0x0d0c0b0a with *EBX</span> -<span id="L837" class="LineNr"> 837 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 110 (subop xor) 011 (dest EBX)</span> -<span id="L838" class="LineNr"> 838 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L839" class="LineNr"> 839 </span> <span class="Constant">"a0 b0 c0 d0\n"</span> <span class="Comment">// 0xd0c0b0a0</span> -<span id="L840" class="LineNr"> 840 </span> <span class="Delimiter">);</span> -<span id="L841" class="LineNr"> 841 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L842" class="LineNr"> 842 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L843" class="LineNr"> 843 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L844" class="LineNr"> 844 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L845" class="LineNr"> 845 </span> <span class="Constant">"run: subop xor\n"</span> -<span id="L846" class="LineNr"> 846 </span> <span class="Constant">"run: storing 0xddccbbaa\n"</span> -<span id="L847" class="LineNr"> 847 </span> <span class="Delimiter">);</span> -<span id="L848" class="LineNr"> 848 </span><span class="Delimiter">}</span> -<span id="L849" class="LineNr"> 849 </span> -<span id="L850" class="LineNr"> 850 </span><span class="Delimiter">:(before "End Op 81 Subops")</span> -<span id="L851" class="LineNr"> 851 </span><span class="Normal">case</span> <span class="Constant">6</span>: <span class="Delimiter">{</span> -<span id="L852" class="LineNr"> 852 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop xor"</span> << end<span class="Delimiter">();</span> -<span id="L853" class="LineNr"> 853 </span> <span class="Comment">// bitwise ops technically operate on unsigned numbers, but it makes no</span> -<span id="L854" class="LineNr"> 854 </span> <span class="Comment">// difference</span> -<span id="L855" class="LineNr"> 855 </span> *signed_arg1 ^= signed_arg2<span class="Delimiter">;</span> -<span id="L856" class="LineNr"> 856 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << *signed_arg1 << end<span class="Delimiter">();</span> -<span id="L857" class="LineNr"> 857 </span> SF = <span class="Delimiter">(</span>*signed_arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> -<span id="L858" class="LineNr"> 858 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>*signed_arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L859" class="LineNr"> 859 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L860" class="LineNr"> 860 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L861" class="LineNr"> 861 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L862" class="LineNr"> 862 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L863" class="LineNr"> 863 </span><span class="Delimiter">}</span> -<span id="L864" class="LineNr"> 864 </span> -<span id="L865" class="LineNr"> 865 </span><span class="Delimiter">:(code)</span> -<span id="L866" class="LineNr"> 866 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L866'>test_xor_imm32_with_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L867" class="LineNr"> 867 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xd0c0b0a0</span><span class="Delimiter">;</span> -<span id="L868" class="LineNr"> 868 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L869" class="LineNr"> 869 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L870" class="LineNr"> 870 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L871" class="LineNr"> 871 </span> <span class="Constant">" 81 f3 0a 0b 0c 0d \n"</span> <span class="Comment">// xor 0x0d0c0b0a with EBX</span> -<span id="L872" class="LineNr"> 872 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 110 (subop xor) 011 (dest EBX)</span> -<span id="L873" class="LineNr"> 873 </span> <span class="Delimiter">);</span> -<span id="L874" class="LineNr"> 874 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L875" class="LineNr"> 875 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L876" class="LineNr"> 876 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L877" class="LineNr"> 877 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L878" class="LineNr"> 878 </span> <span class="Constant">"run: subop xor\n"</span> -<span id="L879" class="LineNr"> 879 </span> <span class="Constant">"run: storing 0xddccbbaa\n"</span> -<span id="L880" class="LineNr"> 880 </span> <span class="Delimiter">);</span> -<span id="L881" class="LineNr"> 881 </span><span class="Delimiter">}</span> -<span id="L882" class="LineNr"> 882 </span> -<span id="L883" class="LineNr"> 883 </span><span class="SalientComment">//:: compare (cmp)</span> -<span id="L884" class="LineNr"> 884 </span> -<span id="L885" class="LineNr"> 885 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L886" class="LineNr"> 886 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"3d"</span><span class="Delimiter">,</span> <span class="Constant">"compare: set SF if <a href='010---vm.cc.html#L13'>EAX</a> < imm32 (cmp)"</span><span class="Delimiter">);</span> -<span id="L887" class="LineNr"> 887 </span> -<span id="L888" class="LineNr"> 888 </span><span class="Delimiter">:(code)</span> -<span id="L889" class="LineNr"> 889 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L889'>test_compare_EAX_with_imm32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L890" class="LineNr"> 890 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0b0a</span><span class="Delimiter">;</span> -<span id="L891" class="LineNr"> 891 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L892" class="LineNr"> 892 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L893" class="LineNr"> 893 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L894" class="LineNr"> 894 </span> <span class="Constant">" 3d 07 0b 0c 0d \n"</span> <span class="Comment">// compare EAX with 0x0d0c0b07</span> -<span id="L895" class="LineNr"> 895 </span> <span class="Delimiter">);</span> -<span id="L896" class="LineNr"> 896 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L897" class="LineNr"> 897 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x0d0c0b07\n"</span> -<span id="L898" class="LineNr"> 898 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L899" class="LineNr"> 899 </span> <span class="Delimiter">);</span> -<span id="L900" class="LineNr"> 900 </span><span class="Delimiter">}</span> -<span id="L901" class="LineNr"> 901 </span> -<span id="L902" class="LineNr"> 902 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L903" class="LineNr"> 903 </span><span class="Normal">case</span> <span class="Constant">0x3d</span>: <span class="Delimiter">{</span> <span class="Comment">// compare EAX with imm32</span> -<span id="L904" class="LineNr"> 904 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg1 = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i<span class="Delimiter">;</span> -<span id="L905" class="LineNr"> 905 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_arg2 = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L906" class="LineNr"> 906 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << signed_arg2 << end<span class="Delimiter">();</span> -<span id="L907" class="LineNr"> 907 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> signed_difference = signed_arg1 - signed_arg2<span class="Delimiter">;</span> -<span id="L908" class="LineNr"> 908 </span> SF = <span class="Delimiter">(</span>signed_difference < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L909" class="LineNr"> 909 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>signed_difference == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L910" class="LineNr"> 910 </span> <span class="Normal">const</span> <span class="Normal">int64_t</span> full_signed_difference = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>signed_arg1<span class="Delimiter">)</span> - signed_arg2<span class="Delimiter">;</span> -<span id="L911" class="LineNr"> 911 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>signed_difference != full_signed_difference<span class="Delimiter">);</span> -<span id="L912" class="LineNr"> 912 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg1<span class="Delimiter">);</span> -<span id="L913" class="LineNr"> 913 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L914" class="LineNr"> 914 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_difference = unsigned_arg1 - unsigned_arg2<span class="Delimiter">;</span> -<span id="L915" class="LineNr"> 915 </span> <span class="Normal">const</span> <span class="Normal">uint64_t</span> full_unsigned_difference = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L916" class="LineNr"> 916 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>unsigned_difference != full_unsigned_difference<span class="Delimiter">);</span> -<span id="L917" class="LineNr"> 917 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L918" class="LineNr"> 918 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L919" class="LineNr"> 919 </span><span class="Delimiter">}</span> -<span id="L920" class="LineNr"> 920 </span> -<span id="L921" class="LineNr"> 921 </span><span class="Delimiter">:(code)</span> -<span id="L922" class="LineNr"> 922 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L922'>test_compare_EAX_with_imm32_lesser_unsigned_and_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L923" class="LineNr"> 923 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L924" class="LineNr"> 924 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L925" class="LineNr"> 925 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L926" class="LineNr"> 926 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L927" class="LineNr"> 927 </span> <span class="Constant">" 3d 0d 0c 0b 0a \n"</span> <span class="Comment">// compare EAX with imm32</span> -<span id="L928" class="LineNr"> 928 </span> <span class="Delimiter">);</span> -<span id="L929" class="LineNr"> 929 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L930" class="LineNr"> 930 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x0a0b0c0d\n"</span> -<span id="L931" class="LineNr"> 931 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L932" class="LineNr"> 932 </span> <span class="Delimiter">);</span> -<span id="L933" class="LineNr"> 933 </span><span class="Delimiter">}</span> -<span id="L934" class="LineNr"> 934 </span> -<span id="L935" class="LineNr"> 935 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L935'>test_compare_EAX_with_imm32_lesser_unsigned_and_signed_due_to_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L936" class="LineNr"> 936 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L937" class="LineNr"> 937 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L938" class="LineNr"> 938 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L939" class="LineNr"> 939 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L940" class="LineNr"> 940 </span> <span class="Constant">" 3d 00 00 00 80\n"</span> <span class="Comment">// compare EAX with smallest negative signed integer</span> -<span id="L941" class="LineNr"> 941 </span> <span class="Delimiter">);</span> -<span id="L942" class="LineNr"> 942 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L943" class="LineNr"> 943 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x80000000\n"</span> -<span id="L944" class="LineNr"> 944 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L945" class="LineNr"> 945 </span> <span class="Delimiter">);</span> -<span id="L946" class="LineNr"> 946 </span><span class="Delimiter">}</span> -<span id="L947" class="LineNr"> 947 </span> -<span id="L948" class="LineNr"> 948 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L948'>test_compare_EAX_with_imm32_lesser_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L949" class="LineNr"> 949 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// -1</span> -<span id="L950" class="LineNr"> 950 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L951" class="LineNr"> 951 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L952" class="LineNr"> 952 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L953" class="LineNr"> 953 </span> <span class="Constant">" 3d 01 00 00 00\n"</span> <span class="Comment">// compare EAX with 1</span> -<span id="L954" class="LineNr"> 954 </span> <span class="Delimiter">);</span> -<span id="L955" class="LineNr"> 955 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L956" class="LineNr"> 956 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x00000001\n"</span> -<span id="L957" class="LineNr"> 957 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=0\n"</span> -<span id="L958" class="LineNr"> 958 </span> <span class="Delimiter">);</span> -<span id="L959" class="LineNr"> 959 </span><span class="Delimiter">}</span> -<span id="L960" class="LineNr"> 960 </span> -<span id="L961" class="LineNr"> 961 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L961'>test_compare_EAX_with_imm32_lesser_unsigned</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L962" class="LineNr"> 962 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x00000001</span><span class="Delimiter">;</span> <span class="Comment">// 1</span> -<span id="L963" class="LineNr"> 963 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L964" class="LineNr"> 964 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L965" class="LineNr"> 965 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L966" class="LineNr"> 966 </span> <span class="Constant">" 3d ff ff ff ff\n"</span> <span class="Comment">// compare EAX with -1</span> -<span id="L967" class="LineNr"> 967 </span> <span class="Delimiter">);</span> -<span id="L968" class="LineNr"> 968 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L969" class="LineNr"> 969 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0xffffffff\n"</span> -<span id="L970" class="LineNr"> 970 </span> <span class="Constant">"run: SF=0; ZF=0; CF=1; OF=0\n"</span> -<span id="L971" class="LineNr"> 971 </span> <span class="Delimiter">);</span> -<span id="L972" class="LineNr"> 972 </span><span class="Delimiter">}</span> -<span id="L973" class="LineNr"> 973 </span> -<span id="L974" class="LineNr"> 974 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L974'>test_compare_EAX_with_imm32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L975" class="LineNr"> 975 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0b0a</span><span class="Delimiter">;</span> -<span id="L976" class="LineNr"> 976 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L977" class="LineNr"> 977 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L978" class="LineNr"> 978 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L979" class="LineNr"> 979 </span> <span class="Constant">" 3d 0a 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b0a with EAX</span> -<span id="L980" class="LineNr"> 980 </span> <span class="Delimiter">);</span> -<span id="L981" class="LineNr"> 981 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L982" class="LineNr"> 982 </span> <span class="Constant">"run: compare <a href='010---vm.cc.html#L13'>EAX</a> with imm32 0x0d0c0b0a\n"</span> -<span id="L983" class="LineNr"> 983 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L984" class="LineNr"> 984 </span> <span class="Delimiter">);</span> -<span id="L985" class="LineNr"> 985 </span><span class="Delimiter">}</span> -<span id="L986" class="LineNr"> 986 </span> -<span id="L987" class="LineNr"> 987 </span><span class="Comment">//:</span> -<span id="L988" class="LineNr"> 988 </span> -<span id="L989" class="LineNr"> 989 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L989'>test_compare_imm32_with_r32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L990" class="LineNr"> 990 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0b0a</span><span class="Delimiter">;</span> -<span id="L991" class="LineNr"> 991 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L992" class="LineNr"> 992 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L993" class="LineNr"> 993 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L994" class="LineNr"> 994 </span> <span class="Constant">" 81 fb 07 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b07 with EBX</span> -<span id="L995" class="LineNr"> 995 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 011 (dest EBX)</span> -<span id="L996" class="LineNr"> 996 </span> <span class="Delimiter">);</span> -<span id="L997" class="LineNr"> 997 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L998" class="LineNr"> 998 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L999" class="LineNr"> 999 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L1000" class="LineNr">1000 </span> <span class="Constant">"run: imm32 is 0x0d0c0b07\n"</span> -<span id="L1001" class="LineNr">1001 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L1002" class="LineNr">1002 </span> <span class="Delimiter">);</span> -<span id="L1003" class="LineNr">1003 </span><span class="Delimiter">}</span> -<span id="L1004" class="LineNr">1004 </span> -<span id="L1005" class="LineNr">1005 </span><span class="Delimiter">:(before "End Op 81 Subops")</span> -<span id="L1006" class="LineNr">1006 </span><span class="Normal">case</span> <span class="Constant">7</span>: <span class="Delimiter">{</span> -<span id="L1007" class="LineNr">1007 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"subop compare"</span> << end<span class="Delimiter">();</span> -<span id="L1008" class="LineNr">1008 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> tmp1 = *signed_arg1 - signed_arg2<span class="Delimiter">;</span> -<span id="L1009" class="LineNr">1009 </span> SF = <span class="Delimiter">(</span>tmp1 < <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L1010" class="LineNr">1010 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Delimiter">(</span>tmp1 == <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L1011" class="LineNr">1011 </span> <span class="Normal">const</span> <span class="Normal">int64_t</span> tmp2 = <span class="Normal">static_cast</span><<span class="Normal">int64_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">)</span> - signed_arg2<span class="Delimiter">;</span> -<span id="L1012" class="LineNr">1012 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Delimiter">(</span>tmp1 != tmp2<span class="Delimiter">);</span> -<span id="L1013" class="LineNr">1013 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg1 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>*signed_arg1<span class="Delimiter">);</span> -<span id="L1014" class="LineNr">1014 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> unsigned_arg2 = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>signed_arg2<span class="Delimiter">);</span> -<span id="L1015" class="LineNr">1015 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> tmp3 = unsigned_arg1 - unsigned_arg2<span class="Delimiter">;</span> -<span id="L1016" class="LineNr">1016 </span> <span class="Normal">const</span> <span class="Normal">uint64_t</span> tmp4 = <span class="Normal">static_cast</span><<span class="Normal">uint64_t</span>><span class="Delimiter">(</span>unsigned_arg1<span class="Delimiter">)</span> - unsigned_arg2<span class="Delimiter">;</span> -<span id="L1017" class="LineNr">1017 </span> <a href='010---vm.cc.html#L84'>CF</a> = <span class="Delimiter">(</span>tmp3 != tmp4<span class="Delimiter">);</span> -<span id="L1018" class="LineNr">1018 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"SF="</span> << SF << <span class="Constant">"; ZF="</span> << <a href='010---vm.cc.html#L83'>ZF</a> << <span class="Constant">"; CF="</span> << <a href='010---vm.cc.html#L84'>CF</a> << <span class="Constant">"; OF="</span> << <a href='010---vm.cc.html#L85'>OF</a> << end<span class="Delimiter">();</span> -<span id="L1019" class="LineNr">1019 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1020" class="LineNr">1020 </span><span class="Delimiter">}</span> -<span id="L1021" class="LineNr">1021 </span> -<span id="L1022" class="LineNr">1022 </span><span class="Delimiter">:(code)</span> -<span id="L1023" class="LineNr">1023 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1023'>test_compare_rm32_with_imm32_lesser_unsigned_and_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1024" class="LineNr">1024 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x0a0b0c07</span><span class="Delimiter">;</span> -<span id="L1025" class="LineNr">1025 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1026" class="LineNr">1026 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1027" class="LineNr">1027 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1028" class="LineNr">1028 </span> <span class="Constant">" 81 f8 0d 0c 0b 0a \n"</span> <span class="Comment">// compare EAX with imm32</span> -<span id="L1029" class="LineNr">1029 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 000 (dest EAX)</span> -<span id="L1030" class="LineNr">1030 </span> <span class="Delimiter">);</span> -<span id="L1031" class="LineNr">1031 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1032" class="LineNr">1032 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1033" class="LineNr">1033 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1034" class="LineNr">1034 </span> <span class="Constant">"run: imm32 is 0x0a0b0c0d\n"</span> -<span id="L1035" class="LineNr">1035 </span> <span class="Constant">"run: subop compare\n"</span> -<span id="L1036" class="LineNr">1036 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L1037" class="LineNr">1037 </span> <span class="Delimiter">);</span> -<span id="L1038" class="LineNr">1038 </span><span class="Delimiter">}</span> -<span id="L1039" class="LineNr">1039 </span> -<span id="L1040" class="LineNr">1040 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1040'>test_compare_rm32_with_imm32_lesser_unsigned_and_signed_due_to_overflow</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1041" class="LineNr">1041 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x7fffffff</span><span class="Delimiter">;</span> <span class="Comment">// largest positive signed integer</span> -<span id="L1042" class="LineNr">1042 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1043" class="LineNr">1043 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1044" class="LineNr">1044 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1045" class="LineNr">1045 </span> <span class="Constant">" 81 f8 00 00 00 80\n"</span> <span class="Comment">// compare EAX with smallest negative signed integer</span> -<span id="L1046" class="LineNr">1046 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 000 (dest EAX)</span> -<span id="L1047" class="LineNr">1047 </span> <span class="Delimiter">);</span> -<span id="L1048" class="LineNr">1048 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1049" class="LineNr">1049 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1050" class="LineNr">1050 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1051" class="LineNr">1051 </span> <span class="Constant">"run: imm32 is 0x80000000\n"</span> -<span id="L1052" class="LineNr">1052 </span> <span class="Constant">"run: subop compare\n"</span> -<span id="L1053" class="LineNr">1053 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=1\n"</span> -<span id="L1054" class="LineNr">1054 </span> <span class="Delimiter">);</span> -<span id="L1055" class="LineNr">1055 </span><span class="Delimiter">}</span> -<span id="L1056" class="LineNr">1056 </span> -<span id="L1057" class="LineNr">1057 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1057'>test_compare_rm32_with_imm32_lesser_signed</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1058" class="LineNr">1058 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0xffffffff</span><span class="Delimiter">;</span> <span class="Comment">// -1</span> -<span id="L1059" class="LineNr">1059 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1060" class="LineNr">1060 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1061" class="LineNr">1061 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1062" class="LineNr">1062 </span> <span class="Constant">" 81 f8 01 00 00 00\n"</span> <span class="Comment">// compare EAX with 1</span> -<span id="L1063" class="LineNr">1063 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 000 (dest EAX)</span> -<span id="L1064" class="LineNr">1064 </span> <span class="Delimiter">);</span> -<span id="L1065" class="LineNr">1065 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1066" class="LineNr">1066 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1067" class="LineNr">1067 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1068" class="LineNr">1068 </span> <span class="Constant">"run: imm32 is 0x00000001\n"</span> -<span id="L1069" class="LineNr">1069 </span> <span class="Constant">"run: subop compare\n"</span> -<span id="L1070" class="LineNr">1070 </span> <span class="Constant">"run: SF=1; ZF=0; CF=0; OF=0\n"</span> -<span id="L1071" class="LineNr">1071 </span> <span class="Delimiter">);</span> -<span id="L1072" class="LineNr">1072 </span><span class="Delimiter">}</span> -<span id="L1073" class="LineNr">1073 </span> -<span id="L1074" class="LineNr">1074 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1074'>test_compare_rm32_with_imm32_lesser_unsigned</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1075" class="LineNr">1075 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x00000001</span><span class="Delimiter">;</span> <span class="Comment">// 1</span> -<span id="L1076" class="LineNr">1076 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1077" class="LineNr">1077 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1078" class="LineNr">1078 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1079" class="LineNr">1079 </span> <span class="Constant">" 81 f8 ff ff ff ff\n"</span> <span class="Comment">// compare EAX with -1</span> -<span id="L1080" class="LineNr">1080 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 000 (dest EAX)</span> -<span id="L1081" class="LineNr">1081 </span> <span class="Delimiter">);</span> -<span id="L1082" class="LineNr">1082 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1083" class="LineNr">1083 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1084" class="LineNr">1084 </span> <span class="Constant">"run: r/m32 is EAX\n"</span> -<span id="L1085" class="LineNr">1085 </span> <span class="Constant">"run: imm32 is 0xffffffff\n"</span> -<span id="L1086" class="LineNr">1086 </span> <span class="Constant">"run: subop compare\n"</span> -<span id="L1087" class="LineNr">1087 </span> <span class="Constant">"run: SF=0; ZF=0; CF=1; OF=0\n"</span> -<span id="L1088" class="LineNr">1088 </span> <span class="Delimiter">);</span> -<span id="L1089" class="LineNr">1089 </span><span class="Delimiter">}</span> -<span id="L1090" class="LineNr">1090 </span> -<span id="L1091" class="LineNr">1091 </span><span class="Delimiter">:(code)</span> -<span id="L1092" class="LineNr">1092 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1092'>test_compare_imm32_with_r32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1093" class="LineNr">1093 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0b0a</span><span class="Delimiter">;</span> -<span id="L1094" class="LineNr">1094 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1095" class="LineNr">1095 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1096" class="LineNr">1096 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1097" class="LineNr">1097 </span> <span class="Constant">" 81 fb 0a 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b0a with EBX</span> -<span id="L1098" class="LineNr">1098 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 111 (subop compare) 011 (dest EBX)</span> -<span id="L1099" class="LineNr">1099 </span> <span class="Delimiter">);</span> -<span id="L1100" class="LineNr">1100 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1101" class="LineNr">1101 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1102" class="LineNr">1102 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L1103" class="LineNr">1103 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L1104" class="LineNr">1104 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L1105" class="LineNr">1105 </span> <span class="Delimiter">);</span> -<span id="L1106" class="LineNr">1106 </span><span class="Delimiter">}</span> -<span id="L1107" class="LineNr">1107 </span> -<span id="L1108" class="LineNr">1108 </span><span class="Delimiter">:(code)</span> -<span id="L1109" class="LineNr">1109 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1109'>test_compare_imm32_with_mem_at_r32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1110" class="LineNr">1110 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L1111" class="LineNr">1111 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1112" class="LineNr">1112 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1113" class="LineNr">1113 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1114" class="LineNr">1114 </span> <span class="Constant">" 81 3b 07 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b07 with *EBX</span> -<span id="L1115" class="LineNr">1115 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 111 (subop compare) 011 (dest EBX)</span> -<span id="L1116" class="LineNr">1116 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L1117" class="LineNr">1117 </span> <span class="Constant">"0a 0b 0c 0d\n"</span> <span class="Comment">// 0x0d0c0b0a</span> -<span id="L1118" class="LineNr">1118 </span> <span class="Delimiter">);</span> -<span id="L1119" class="LineNr">1119 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1120" class="LineNr">1120 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1121" class="LineNr">1121 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L1122" class="LineNr">1122 </span> <span class="Constant">"run: imm32 is 0x0d0c0b07\n"</span> -<span id="L1123" class="LineNr">1123 </span> <span class="Constant">"run: SF=0; ZF=0; CF=0; OF=0\n"</span> -<span id="L1124" class="LineNr">1124 </span> <span class="Delimiter">);</span> -<span id="L1125" class="LineNr">1125 </span><span class="Delimiter">}</span> -<span id="L1126" class="LineNr">1126 </span> -<span id="L1127" class="LineNr">1127 </span><span class="Delimiter">:(code)</span> -<span id="L1128" class="LineNr">1128 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1128'>test_compare_imm32_with_mem_at_r32_lesser</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1129" class="LineNr">1129 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L1130" class="LineNr">1130 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1131" class="LineNr">1131 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1132" class="LineNr">1132 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1133" class="LineNr">1133 </span> <span class="Constant">" 81 38 0a 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b0a with *EAX</span> -<span id="L1134" class="LineNr">1134 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 111 (subop compare) 000 (dest EAX)</span> -<span id="L1135" class="LineNr">1135 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L1136" class="LineNr">1136 </span> <span class="Constant">"07 0b 0c 0d\n"</span> <span class="Comment">// 0x0d0c0b07</span> -<span id="L1137" class="LineNr">1137 </span> <span class="Delimiter">);</span> -<span id="L1138" class="LineNr">1138 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1139" class="LineNr">1139 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1140" class="LineNr">1140 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L1141" class="LineNr">1141 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L1142" class="LineNr">1142 </span> <span class="Constant">"run: SF=1; ZF=0; CF=1; OF=0\n"</span> -<span id="L1143" class="LineNr">1143 </span> <span class="Delimiter">);</span> -<span id="L1144" class="LineNr">1144 </span><span class="Delimiter">}</span> -<span id="L1145" class="LineNr">1145 </span> -<span id="L1146" class="LineNr">1146 </span><span class="Delimiter">:(code)</span> -<span id="L1147" class="LineNr">1147 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1147'>test_compare_imm32_with_mem_at_r32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1148" class="LineNr">1148 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x0d0c0b0a</span><span class="Delimiter">;</span> -<span id="L1149" class="LineNr">1149 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L1150" class="LineNr">1150 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1151" class="LineNr">1151 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1152" class="LineNr">1152 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1153" class="LineNr">1153 </span> <span class="Constant">" 81 3b 0a 0b 0c 0d \n"</span> <span class="Comment">// compare 0x0d0c0b0a with *EBX</span> -<span id="L1154" class="LineNr">1154 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 111 (subop compare) 011 (dest EBX)</span> -<span id="L1155" class="LineNr">1155 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L1156" class="LineNr">1156 </span> <span class="Constant">"0a 0b 0c 0d\n"</span> <span class="Comment">// 0x0d0c0b0a</span> -<span id="L1157" class="LineNr">1157 </span> <span class="Delimiter">);</span> -<span id="L1158" class="LineNr">1158 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1159" class="LineNr">1159 </span> <span class="Constant">"run: combine r/m32 with imm32\n"</span> -<span id="L1160" class="LineNr">1160 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L1161" class="LineNr">1161 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L1162" class="LineNr">1162 </span> <span class="Constant">"run: SF=0; ZF=1; CF=0; OF=0\n"</span> -<span id="L1163" class="LineNr">1163 </span> <span class="Delimiter">);</span> -<span id="L1164" class="LineNr">1164 </span><span class="Delimiter">}</span> -<span id="L1165" class="LineNr">1165 </span> -<span id="L1166" class="LineNr">1166 </span><span class="SalientComment">//:: copy (mov)</span> -<span id="L1167" class="LineNr">1167 </span> -<span id="L1168" class="LineNr">1168 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1169" class="LineNr">1169 </span><span class="Comment">// b8 defined earlier to copy imm32 to EAX</span> -<span id="L1170" class="LineNr">1170 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"b9"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L14'>ECX</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1171" class="LineNr">1171 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"ba"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L15'>EDX</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1172" class="LineNr">1172 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"bb"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L16'>EBX</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1173" class="LineNr">1173 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"bc"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L17'>ESP</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1174" class="LineNr">1174 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"bd"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L18'>EBP</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1175" class="LineNr">1175 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"be"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L19'>ESI</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1176" class="LineNr">1176 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"bf"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to <a href='010---vm.cc.html#L20'>EDI</a> (mov)"</span><span class="Delimiter">);</span> -<span id="L1177" class="LineNr">1177 </span> -<span id="L1178" class="LineNr">1178 </span><span class="Delimiter">:(code)</span> -<span id="L1179" class="LineNr">1179 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1179'>test_copy_imm32_to_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1180" class="LineNr">1180 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1181" class="LineNr">1181 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1182" class="LineNr">1182 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1183" class="LineNr">1183 </span> <span class="Constant">" bb 0a 0b 0c 0d \n"</span> <span class="Comment">// copy 0x0d0c0b0a to EBX</span> -<span id="L1184" class="LineNr">1184 </span> <span class="Delimiter">);</span> -<span id="L1185" class="LineNr">1185 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1186" class="LineNr">1186 </span> <span class="Constant">"run: copy imm32 0x0d0c0b0a to EBX\n"</span> -<span id="L1187" class="LineNr">1187 </span> <span class="Delimiter">);</span> -<span id="L1188" class="LineNr">1188 </span><span class="Delimiter">}</span> -<span id="L1189" class="LineNr">1189 </span> -<span id="L1190" class="LineNr">1190 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1191" class="LineNr">1191 </span><span class="Normal">case</span> <span class="Constant">0xb9</span>: -<span id="L1192" class="LineNr">1192 </span><span class="Normal">case</span> <span class="Constant">0xba</span>: -<span id="L1193" class="LineNr">1193 </span><span class="Normal">case</span> <span class="Constant">0xbb</span>: -<span id="L1194" class="LineNr">1194 </span><span class="Normal">case</span> <span class="Constant">0xbc</span>: -<span id="L1195" class="LineNr">1195 </span><span class="Normal">case</span> <span class="Constant">0xbd</span>: -<span id="L1196" class="LineNr">1196 </span><span class="Normal">case</span> <span class="Constant">0xbe</span>: -<span id="L1197" class="LineNr">1197 </span><span class="Normal">case</span> <span class="Constant">0xbf</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm32 to r32</span> -<span id="L1198" class="LineNr">1198 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rdest = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L1199" class="LineNr">1199 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> src = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L1200" class="LineNr">1200 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << src << <span class="Constant">" to "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rdest<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1201" class="LineNr">1201 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rdest]<span class="Delimiter">.</span>i = src<span class="Delimiter">;</span> -<span id="L1202" class="LineNr">1202 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1203" class="LineNr">1203 </span><span class="Delimiter">}</span> -<span id="L1204" class="LineNr">1204 </span> -<span id="L1205" class="LineNr">1205 </span><span class="Comment">//:</span> -<span id="L1206" class="LineNr">1206 </span> -<span id="L1207" class="LineNr">1207 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1208" class="LineNr">1208 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"c7"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm32 to rm32 (mov)"</span><span class="Delimiter">);</span> -<span id="L1209" class="LineNr">1209 </span> -<span id="L1210" class="LineNr">1210 </span><span class="Delimiter">:(code)</span> -<span id="L1211" class="LineNr">1211 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1211'>test_copy_imm32_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1212" class="LineNr">1212 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x60</span><span class="Delimiter">;</span> -<span id="L1213" class="LineNr">1213 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1214" class="LineNr">1214 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1215" class="LineNr">1215 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1216" class="LineNr">1216 </span> <span class="Constant">" c7 03 0a 0b 0c 0d \n"</span> <span class="Comment">// copy 0x0d0c0b0a to *EBX</span> -<span id="L1217" class="LineNr">1217 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 000 (unused) 011 (dest EBX)</span> -<span id="L1218" class="LineNr">1218 </span> <span class="Delimiter">);</span> -<span id="L1219" class="LineNr">1219 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1220" class="LineNr">1220 </span> <span class="Constant">"run: copy imm32 to r/m32\n"</span> -<span id="L1221" class="LineNr">1221 </span> <span class="Constant">"run: effective address is 0x00000060 (EBX)\n"</span> -<span id="L1222" class="LineNr">1222 </span> <span class="Constant">"run: imm32 is 0x0d0c0b0a\n"</span> -<span id="L1223" class="LineNr">1223 </span> <span class="Delimiter">);</span> -<span id="L1224" class="LineNr">1224 </span><span class="Delimiter">}</span> -<span id="L1225" class="LineNr">1225 </span> -<span id="L1226" class="LineNr">1226 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1227" class="LineNr">1227 </span><span class="Normal">case</span> <span class="Constant">0xc7</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm32 to r32</span> -<span id="L1228" class="LineNr">1228 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L1229" class="LineNr">1229 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy imm32 to r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L1230" class="LineNr">1230 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L1231" class="LineNr">1231 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>subop != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L1232" class="LineNr">1232 </span> cerr << <span class="Constant">"unrecognized subop for opcode c7: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="Constant">" (only 0/copy currently implemented)\n"</span><span class="Delimiter">;</span> -<span id="L1233" class="LineNr">1233 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L1234" class="LineNr">1234 </span> <span class="Delimiter">}</span> -<span id="L1235" class="LineNr">1235 </span> <span class="Normal">int32_t</span>* dest = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L1236" class="LineNr">1236 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> src = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L1237" class="LineNr">1237 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"imm32 is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << src << end<span class="Delimiter">();</span> -<span id="L1238" class="LineNr">1238 </span> *dest = src<span class="Delimiter">;</span> -<span id="L1239" class="LineNr">1239 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1240" class="LineNr">1240 </span><span class="Delimiter">}</span> -<span id="L1241" class="LineNr">1241 </span> -<span id="L1242" class="LineNr">1242 </span><span class="SalientComment">//:: push</span> -<span id="L1243" class="LineNr">1243 </span> -<span id="L1244" class="LineNr">1244 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L1245" class="LineNr">1245 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"68"</span><span class="Delimiter">,</span> <span class="Constant">"push imm32 to stack (push)"</span><span class="Delimiter">);</span> -<span id="L1246" class="LineNr">1246 </span> -<span id="L1247" class="LineNr">1247 </span><span class="Delimiter">:(code)</span> -<span id="L1248" class="LineNr">1248 </span><span class="Normal">void</span> <a href='015immediate_addressing.cc.html#L1248'>test_push_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L1249" class="LineNr">1249 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L1250" class="LineNr">1250 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000014</span><span class="Delimiter">;</span> -<span id="L1251" class="LineNr">1251 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L1252" class="LineNr">1252 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L1253" class="LineNr">1253 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L1254" class="LineNr">1254 </span> <span class="Constant">" 68 af 00 00 00 \n"</span> <span class="Comment">// push *EAX to stack</span> -<span id="L1255" class="LineNr">1255 </span> <span class="Delimiter">);</span> -<span id="L1256" class="LineNr">1256 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L1257" class="LineNr">1257 </span> <span class="Constant">"run: <a href='012elf.cc.html#L91'>push</a> imm32 0x000000af\n"</span> -<span id="L1258" class="LineNr">1258 </span> <span class="Constant">"run: <a href='010---vm.cc.html#L17'>ESP</a> is now 0xbd000010\n"</span> -<span id="L1259" class="LineNr">1259 </span> <span class="Constant">"run: <a href='003trace.cc.html#L117'>contents</a> at <a href='010---vm.cc.html#L17'>ESP</a>: 0x000000af\n"</span> -<span id="L1260" class="LineNr">1260 </span> <span class="Delimiter">);</span> -<span id="L1261" class="LineNr">1261 </span><span class="Delimiter">}</span> -<span id="L1262" class="LineNr">1262 </span> -<span id="L1263" class="LineNr">1263 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L1264" class="LineNr">1264 </span><span class="Normal">case</span> <span class="Constant">0x68</span>: <span class="Delimiter">{</span> -<span id="L1265" class="LineNr">1265 </span> <span class="Normal">const</span> <span class="Normal">uint32_t</span> val = <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span><a href='011run.cc.html#L432'>next32</a><span class="Delimiter">());</span> -<span id="L1266" class="LineNr">1266 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"push imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << val << end<span class="Delimiter">();</span> -<span id="L1267" class="LineNr">1267 </span><span class="CommentedCode">//? cerr << "push: " << val << " => " << Reg[ESP].u << '\n';</span> -<span id="L1268" class="LineNr">1268 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>val<span class="Delimiter">);</span> -<span id="L1269" class="LineNr">1269 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"ESP is now 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L1270" class="LineNr">1270 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"contents at <a href='010---vm.cc.html#L17'>ESP</a>: 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L1271" class="LineNr">1271 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L1272" class="LineNr">1272 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/016index_addressing.cc.html b/html/subx/016index_addressing.cc.html deleted file mode 100644 index bd2304e9..00000000 --- a/html/subx/016index_addressing.cc.html +++ /dev/null @@ -1,217 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/016index_addressing.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/016index_addressing.cc'>https://github.com/akkartik/mu/blob/master/subx/016index_addressing.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: operating on memory at the address provided by some register plus optional scale and offset</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(code)</span> -<span id="L4" class="LineNr"> 4 </span><span class="Normal">void</span> <a href='016index_addressing.cc.html#L4'>test_add_r32_to_mem_at_r32_with_sib</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L5" class="LineNr"> 5 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> -<span id="L6" class="LineNr"> 6 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L7" class="LineNr"> 7 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Constant">" 01 1c 20 \n"</span> <span class="Comment">// add EBX to *EAX</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EBX) 100 (dest in SIB)</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Comment">// SIB in binary: 00 (scale 1) 100 (no index) 000 (base EAX)</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Delimiter">);</span> -<span id="L16" class="LineNr"> 16 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: effective address is initially 0x00002000 (EAX)\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"run: effective address is 0x00002000\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">}</span> -<span id="L23" class="LineNr"> 23 </span> -<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">:(before "End Mod 0 Special-cases(addr)")</span> -<span id="L25" class="LineNr"> 25 </span><span class="Normal">case</span> <span class="Constant">4</span>: <span class="Comment">// exception: mod 0b00 rm 0b100 => incoming SIB (scale-index-base) byte</span> -<span id="L26" class="LineNr"> 26 </span> addr = <a href='016index_addressing.cc.html#L29'>effective_address_from_sib</a><span class="Delimiter">(</span>mod<span class="Delimiter">);</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L28" class="LineNr"> 28 </span><span class="Delimiter">:(code)</span> -<span id="L29" class="LineNr"> 29 </span><span class="Normal">uint32_t</span> <a href='016index_addressing.cc.html#L29'>effective_address_from_sib</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> sib = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L31" class="LineNr"> 31 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> base = sib&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>base != <a href='010---vm.cc.html#L18'>EBP</a> || mod != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L34" class="LineNr"> 34 </span> addr = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[base]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L35" class="LineNr"> 35 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is initially 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" ("</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>base<span class="Delimiter">)</span> << <span class="Constant">")"</span> << end<span class="Delimiter">();</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Delimiter">}</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Comment">// base == EBP && mod == 0</span> -<span id="L39" class="LineNr"> 39 </span> addr = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> <span class="Comment">// ignore base</span> -<span id="L40" class="LineNr"> 40 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is initially 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" (disp32)"</span> << end<span class="Delimiter">();</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Delimiter">}</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> index = <span class="Delimiter">(</span>sib>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>index == <a href='010---vm.cc.html#L17'>ESP</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Comment">// ignore index and scale</span> -<span id="L45" class="LineNr"> 45 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << end<span class="Delimiter">();</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Delimiter">}</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> scale = <span class="Delimiter">(</span><span class="Constant">1</span> << <span class="Delimiter">(</span>sib>><span class="Constant">6</span><span class="Delimiter">));</span> -<span id="L49" class="LineNr"> 49 </span> addr += <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[index]<span class="Delimiter">.</span>i*scale<span class="Delimiter">;</span> <span class="Comment">// treat index register as signed. Maybe base as well? But we'll always ensure it's non-negative.</span> -<span id="L50" class="LineNr"> 50 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"effective address is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" (after adding "</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>index<span class="Delimiter">)</span> << <span class="Constant">"*"</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>scale<span class="Delimiter">)</span> << <span class="Constant">")"</span> << end<span class="Delimiter">();</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">}</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Identifier">return</span> addr<span class="Delimiter">;</span> -<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span> -<span id="L54" class="LineNr"> 54 </span> -<span id="L55" class="LineNr"> 55 </span><span class="Delimiter">:(code)</span> -<span id="L56" class="LineNr"> 56 </span><span class="Normal">void</span> <a href='016index_addressing.cc.html#L56'>test_add_r32_to_mem_at_base_r32_index_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x1ffe</span><span class="Delimiter">;</span> <span class="Comment">// dest base</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">0x2</span><span class="Delimiter">;</span> <span class="Comment">// dest index</span> -<span id="L60" class="LineNr"> 60 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Constant">" 01 1c 08 \n"</span> <span class="Comment">// add EBX to *(EAX+ECX)</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EBX) 100 (dest in SIB)</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Comment">// SIB in binary: 00 (scale 1) 001 (index ECX) 000 (base EAX)</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">);</span> -<span id="L69" class="LineNr"> 69 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Constant">"run: effective address is initially 0x00001ffe (EAX)\n"</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding ECX*1)\n"</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Delimiter">);</span> -<span id="L75" class="LineNr"> 75 </span><span class="Delimiter">}</span> -<span id="L76" class="LineNr"> 76 </span> -<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">:(code)</span> -<span id="L78" class="LineNr"> 78 </span><span class="Normal">void</span> <a href='016index_addressing.cc.html#L78'>test_add_r32_to_mem_at_displacement_using_sib</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L80" class="LineNr"> 80 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">" 01 1c 25 00 20 00 00 \n"</span> <span class="Comment">// add EBX to *0x2000</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src EBX) 100 (dest in SIB)</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Comment">// SIB in binary: 00 (scale 1) 100 (no index) 101 (not EBP but disp32)</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">);</span> -<span id="L89" class="LineNr"> 89 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">"run: effective address is initially 0x00002000 (disp32)\n"</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Constant">"run: effective address is 0x00002000\n"</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Delimiter">);</span> -<span id="L95" class="LineNr"> 95 </span><span class="Delimiter">}</span> -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="Comment">//:</span> -<span id="L98" class="LineNr"> 98 </span> -<span id="L99" class="LineNr"> 99 </span><span class="Delimiter">:(code)</span> -<span id="L100" class="LineNr">100 </span><span class="Normal">void</span> <a href='016index_addressing.cc.html#L100'>test_add_r32_to_mem_at_base_r32_index_r32_plus_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L101" class="LineNr">101 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L102" class="LineNr">102 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x1ff9</span><span class="Delimiter">;</span> <span class="Comment">// dest base</span> -<span id="L103" class="LineNr">103 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">0x5</span><span class="Delimiter">;</span> <span class="Comment">// dest index</span> -<span id="L104" class="LineNr">104 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L105" class="LineNr">105 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L107" class="LineNr">107 </span> <span class="Constant">" 01 5c 08 02 \n"</span> <span class="Comment">// add EBX to *(EAX+ECX+2)</span> -<span id="L108" class="LineNr">108 </span> <span class="Comment">// ModR/M in binary: 01 (indirect+disp8 mode) 011 (src EBX) 100 (dest in SIB)</span> -<span id="L109" class="LineNr">109 </span> <span class="Comment">// SIB in binary: 00 (scale 1) 001 (index ECX) 000 (base EAX)</span> -<span id="L110" class="LineNr">110 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L111" class="LineNr">111 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L112" class="LineNr">112 </span> <span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L114" class="LineNr">114 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L115" class="LineNr">115 </span> <span class="Constant">"run: effective address is initially 0x00001ff9 (EAX)\n"</span> -<span id="L116" class="LineNr">116 </span> <span class="Constant">"run: effective address is 0x00001ffe (after adding ECX*1)\n"</span> -<span id="L117" class="LineNr">117 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp8)\n"</span> -<span id="L118" class="LineNr">118 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L119" class="LineNr">119 </span> <span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span><span class="Delimiter">}</span> -<span id="L121" class="LineNr">121 </span> -<span id="L122" class="LineNr">122 </span><span class="Delimiter">:(before "End Mod 1 Special-cases(addr)")</span> -<span id="L123" class="LineNr">123 </span><span class="Normal">case</span> <span class="Constant">4</span>: <span class="Comment">// exception: mod 0b01 rm 0b100 => incoming SIB (scale-index-base) byte</span> -<span id="L124" class="LineNr">124 </span> addr = <a href='016index_addressing.cc.html#L29'>effective_address_from_sib</a><span class="Delimiter">(</span>mod<span class="Delimiter">);</span> -<span id="L125" class="LineNr">125 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L126" class="LineNr">126 </span> -<span id="L127" class="LineNr">127 </span><span class="Comment">//:</span> -<span id="L128" class="LineNr">128 </span> -<span id="L129" class="LineNr">129 </span><span class="Delimiter">:(code)</span> -<span id="L130" class="LineNr">130 </span><span class="Normal">void</span> <a href='016index_addressing.cc.html#L130'>test_add_r32_to_mem_at_base_r32_index_r32_plus_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L131" class="LineNr">131 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x10</span><span class="Delimiter">;</span> <span class="Comment">// source</span> -<span id="L132" class="LineNr">132 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x1ff9</span><span class="Delimiter">;</span> <span class="Comment">// dest base</span> -<span id="L133" class="LineNr">133 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>i = <span class="Constant">0x5</span><span class="Delimiter">;</span> <span class="Comment">// dest index</span> -<span id="L134" class="LineNr">134 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L135" class="LineNr">135 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L136" class="LineNr">136 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L137" class="LineNr">137 </span> <span class="Constant">" 01 9c 08 02 00 00 00 \n"</span> <span class="Comment">// add EBX to *(EAX+ECX+2)</span> -<span id="L138" class="LineNr">138 </span> <span class="Comment">// ModR/M in binary: 10 (indirect+disp32 mode) 011 (src EBX) 100 (dest in SIB)</span> -<span id="L139" class="LineNr">139 </span> <span class="Comment">// SIB in binary: 00 (scale 1) 001 (index ECX) 000 (base EAX)</span> -<span id="L140" class="LineNr">140 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L141" class="LineNr">141 </span> <span class="Constant">"01 00 00 00\n"</span> <span class="Comment">// 0x00000001</span> -<span id="L142" class="LineNr">142 </span> <span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L144" class="LineNr">144 </span> <span class="Constant">"run: add <a href='010---vm.cc.html#L16'>EBX</a> to r/m32\n"</span> -<span id="L145" class="LineNr">145 </span> <span class="Constant">"run: effective address is initially 0x00001ff9 (EAX)\n"</span> -<span id="L146" class="LineNr">146 </span> <span class="Constant">"run: effective address is 0x00001ffe (after adding ECX*1)\n"</span> -<span id="L147" class="LineNr">147 </span> <span class="Constant">"run: effective address is 0x00002000 (after adding disp32)\n"</span> -<span id="L148" class="LineNr">148 </span> <span class="Constant">"run: storing 0x00000011\n"</span> -<span id="L149" class="LineNr">149 </span> <span class="Delimiter">);</span> -<span id="L150" class="LineNr">150 </span><span class="Delimiter">}</span> -<span id="L151" class="LineNr">151 </span> -<span id="L152" class="LineNr">152 </span><span class="Delimiter">:(before "End Mod 2 Special-cases(addr)")</span> -<span id="L153" class="LineNr">153 </span><span class="Normal">case</span> <span class="Constant">4</span>: <span class="Comment">// exception: mod 0b10 rm 0b100 => incoming SIB (scale-index-base) byte</span> -<span id="L154" class="LineNr">154 </span> addr = <a href='016index_addressing.cc.html#L29'>effective_address_from_sib</a><span class="Delimiter">(</span>mod<span class="Delimiter">);</span> -<span id="L155" class="LineNr">155 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/017jump_disp8.cc.html b/html/subx/017jump_disp8.cc.html deleted file mode 100644 index cc69497c..00000000 --- a/html/subx/017jump_disp8.cc.html +++ /dev/null @@ -1,470 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/017jump_disp8.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/017jump_disp8.cc'>https://github.com/akkartik/mu/blob/master/subx/017jump_disp8.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: jump to 8-bit offset</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="SalientComment">//:: jump</span> -<span id="L4" class="LineNr"> 4 </span> -<span id="L5" class="LineNr"> 5 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L6" class="LineNr"> 6 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"eb"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away (jmp)"</span><span class="Delimiter">);</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="Delimiter">:(code)</span> -<span id="L9" class="LineNr"> 9 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L9'>test_jump_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L10" class="LineNr"> 10 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">" eb 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: 0x00000001 opcode: eb\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">}</span> -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L26" class="LineNr"> 26 </span><span class="Normal">case</span> <span class="Constant">0xeb</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L28" class="LineNr"> 28 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L29" class="LineNr"> 29 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">}</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="SalientComment">//:: jump if equal/zero</span> -<span id="L34" class="LineNr"> 34 </span> -<span id="L35" class="LineNr"> 35 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L36" class="LineNr"> 36 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"74"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if equal, if <a href='010---vm.cc.html#L83'>ZF</a> is set (jcc/jz/je)"</span><span class="Delimiter">);</span> -<span id="L37" class="LineNr"> 37 </span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(code)</span> -<span id="L39" class="LineNr"> 39 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L39'>test_je_disp8_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L40" class="LineNr"> 40 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Constant">" 74 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">);</span> -<span id="L48" class="LineNr"> 48 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Constant">"run: 0x00000001 opcode: 74\n"</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Delimiter">);</span> -<span id="L53" class="LineNr"> 53 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">}</span> -<span id="L55" class="LineNr"> 55 </span> -<span id="L56" class="LineNr"> 56 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L57" class="LineNr"> 57 </span><span class="Normal">case</span> <span class="Constant">0x74</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if ZF</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L60" class="LineNr"> 60 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L61" class="LineNr"> 61 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Delimiter">}</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L64" class="LineNr"> 64 </span><span class="Delimiter">}</span> -<span id="L65" class="LineNr"> 65 </span> -<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">:(code)</span> -<span id="L67" class="LineNr"> 67 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L67'>test_je_disp8_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L68" class="LineNr"> 68 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L69" class="LineNr"> 69 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">" 74 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Delimiter">);</span> -<span id="L76" class="LineNr"> 76 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"run: 0x00000001 opcode: 74\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span> -<span id="L83" class="LineNr"> 83 </span> -<span id="L84" class="LineNr"> 84 </span><span class="SalientComment">//:: jump if not equal/not zero</span> -<span id="L85" class="LineNr"> 85 </span> -<span id="L86" class="LineNr"> 86 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L87" class="LineNr"> 87 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"75"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if not equal, if <a href='010---vm.cc.html#L83'>ZF</a> is not set (jcc/jnz/jne)"</span><span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">:(code)</span> -<span id="L90" class="LineNr"> 90 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L90'>test_jne_disp8_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L91" class="LineNr"> 91 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L92" class="LineNr"> 92 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Constant">" 75 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">);</span> -<span id="L99" class="LineNr"> 99 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L100" class="LineNr">100 </span> <span class="Constant">"run: 0x00000001 opcode: 75\n"</span> -<span id="L101" class="LineNr">101 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L102" class="LineNr">102 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L103" class="LineNr">103 </span> <span class="Delimiter">);</span> -<span id="L104" class="LineNr">104 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L105" class="LineNr">105 </span><span class="Delimiter">}</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L108" class="LineNr">108 </span><span class="Normal">case</span> <span class="Constant">0x75</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 unless ZF</span> -<span id="L109" class="LineNr">109 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L110" class="LineNr">110 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L111" class="LineNr">111 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L112" class="LineNr">112 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span> <span class="Delimiter">}</span> -<span id="L114" class="LineNr">114 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span> -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="Delimiter">:(code)</span> -<span id="L118" class="LineNr">118 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L118'>test_jne_disp8_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L119" class="LineNr">119 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L120" class="LineNr">120 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L121" class="LineNr">121 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L122" class="LineNr">122 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L123" class="LineNr">123 </span> <span class="Constant">" 75 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L124" class="LineNr">124 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L125" class="LineNr">125 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L126" class="LineNr">126 </span> <span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L128" class="LineNr">128 </span> <span class="Constant">"run: 0x00000001 opcode: 75\n"</span> -<span id="L129" class="LineNr">129 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L130" class="LineNr">130 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L131" class="LineNr">131 </span> <span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span><span class="Delimiter">}</span> -<span id="L134" class="LineNr">134 </span> -<span id="L135" class="LineNr">135 </span><span class="SalientComment">//:: jump if greater</span> -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L138" class="LineNr">138 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"7f"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if greater (signed), if <a href='010---vm.cc.html#L83'>ZF</a> is unset and SF == <a href='010---vm.cc.html#L85'>OF</a> (jcc/jg/jnle)"</span><span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"77"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if greater (unsigned), if <a href='010---vm.cc.html#L83'>ZF</a> is unset and <a href='010---vm.cc.html#L84'>CF</a> is unset (jcc/ja/jnbe)"</span><span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> -<span id="L141" class="LineNr">141 </span><span class="Delimiter">:(code)</span> -<span id="L142" class="LineNr">142 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L142'>test_jg_disp8_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L143" class="LineNr">143 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L146" class="LineNr">146 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L147" class="LineNr">147 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L148" class="LineNr">148 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L149" class="LineNr">149 </span> <span class="Constant">" 7f 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L150" class="LineNr">150 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L151" class="LineNr">151 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L152" class="LineNr">152 </span> <span class="Delimiter">);</span> -<span id="L153" class="LineNr">153 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L154" class="LineNr">154 </span> <span class="Constant">"run: 0x00000001 opcode: 7f\n"</span> -<span id="L155" class="LineNr">155 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L156" class="LineNr">156 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L157" class="LineNr">157 </span> <span class="Delimiter">);</span> -<span id="L158" class="LineNr">158 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L159" class="LineNr">159 </span><span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L162" class="LineNr">162 </span><span class="Normal">case</span> <span class="Constant">0x7f</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if SF == OF and !ZF</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L164" class="LineNr">164 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SF == <a href='010---vm.cc.html#L85'>OF</a> && !ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L165" class="LineNr">165 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L166" class="LineNr">166 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L167" class="LineNr">167 </span> <span class="Delimiter">}</span> -<span id="L168" class="LineNr">168 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span><span class="Normal">case</span> <span class="Constant">0x77</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if !CF and !ZF</span> -<span id="L171" class="LineNr">171 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L172" class="LineNr">172 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!CF && !ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L173" class="LineNr">173 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L174" class="LineNr">174 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> -<span id="L176" class="LineNr">176 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L177" class="LineNr">177 </span><span class="Delimiter">}</span> -<span id="L178" class="LineNr">178 </span> -<span id="L179" class="LineNr">179 </span><span class="Delimiter">:(code)</span> -<span id="L180" class="LineNr">180 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L180'>test_jg_disp8_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L183" class="LineNr">183 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L184" class="LineNr">184 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L185" class="LineNr">185 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L186" class="LineNr">186 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L187" class="LineNr">187 </span> <span class="Constant">" 7f 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L188" class="LineNr">188 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L189" class="LineNr">189 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L190" class="LineNr">190 </span> <span class="Delimiter">);</span> -<span id="L191" class="LineNr">191 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L192" class="LineNr">192 </span> <span class="Constant">"run: 0x00000001 opcode: 7f\n"</span> -<span id="L193" class="LineNr">193 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L194" class="LineNr">194 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L195" class="LineNr">195 </span> <span class="Delimiter">);</span> -<span id="L196" class="LineNr">196 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L197" class="LineNr">197 </span><span class="Delimiter">}</span> -<span id="L198" class="LineNr">198 </span> -<span id="L199" class="LineNr">199 </span><span class="SalientComment">//:: jump if greater or equal</span> -<span id="L200" class="LineNr">200 </span> -<span id="L201" class="LineNr">201 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L202" class="LineNr">202 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"7d"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if greater or equal (signed), if SF == <a href='010---vm.cc.html#L85'>OF</a> (jcc/jge/jnl)"</span><span class="Delimiter">);</span> -<span id="L203" class="LineNr">203 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"73"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if greater or equal (unsigned), if <a href='010---vm.cc.html#L84'>CF</a> is unset (jcc/jae/jnb)"</span><span class="Delimiter">);</span> -<span id="L204" class="LineNr">204 </span> -<span id="L205" class="LineNr">205 </span><span class="Delimiter">:(code)</span> -<span id="L206" class="LineNr">206 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L206'>test_jge_disp8_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L207" class="LineNr">207 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L208" class="LineNr">208 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L209" class="LineNr">209 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L210" class="LineNr">210 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L211" class="LineNr">211 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L212" class="LineNr">212 </span> <span class="Constant">" 7d 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L213" class="LineNr">213 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L214" class="LineNr">214 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L215" class="LineNr">215 </span> <span class="Delimiter">);</span> -<span id="L216" class="LineNr">216 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L217" class="LineNr">217 </span> <span class="Constant">"run: 0x00000001 opcode: 7d\n"</span> -<span id="L218" class="LineNr">218 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L219" class="LineNr">219 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L220" class="LineNr">220 </span> <span class="Delimiter">);</span> -<span id="L221" class="LineNr">221 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L222" class="LineNr">222 </span><span class="Delimiter">}</span> -<span id="L223" class="LineNr">223 </span> -<span id="L224" class="LineNr">224 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L225" class="LineNr">225 </span><span class="Normal">case</span> <span class="Constant">0x7d</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if SF == OF</span> -<span id="L226" class="LineNr">226 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L227" class="LineNr">227 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SF == <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L228" class="LineNr">228 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L229" class="LineNr">229 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L230" class="LineNr">230 </span> <span class="Delimiter">}</span> -<span id="L231" class="LineNr">231 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L232" class="LineNr">232 </span><span class="Delimiter">}</span> -<span id="L233" class="LineNr">233 </span><span class="Normal">case</span> <span class="Constant">0x73</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if !CF</span> -<span id="L234" class="LineNr">234 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L235" class="LineNr">235 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!CF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L236" class="LineNr">236 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L237" class="LineNr">237 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> -<span id="L239" class="LineNr">239 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L240" class="LineNr">240 </span><span class="Delimiter">}</span> -<span id="L241" class="LineNr">241 </span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">:(code)</span> -<span id="L243" class="LineNr">243 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L243'>test_jge_disp8_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L244" class="LineNr">244 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L245" class="LineNr">245 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L246" class="LineNr">246 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L247" class="LineNr">247 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L248" class="LineNr">248 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L249" class="LineNr">249 </span> <span class="Constant">" 7d 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L250" class="LineNr">250 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L251" class="LineNr">251 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L252" class="LineNr">252 </span> <span class="Delimiter">);</span> -<span id="L253" class="LineNr">253 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L254" class="LineNr">254 </span> <span class="Constant">"run: 0x00000001 opcode: 7d\n"</span> -<span id="L255" class="LineNr">255 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L256" class="LineNr">256 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L257" class="LineNr">257 </span> <span class="Delimiter">);</span> -<span id="L258" class="LineNr">258 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span> -<span id="L260" class="LineNr">260 </span> -<span id="L261" class="LineNr">261 </span><span class="SalientComment">//:: jump if lesser</span> -<span id="L262" class="LineNr">262 </span> -<span id="L263" class="LineNr">263 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L264" class="LineNr">264 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"7c"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if lesser (signed), if SF != <a href='010---vm.cc.html#L85'>OF</a> (jcc/jl/jnge)"</span><span class="Delimiter">);</span> -<span id="L265" class="LineNr">265 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"72"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if lesser (unsigned), if <a href='010---vm.cc.html#L84'>CF</a> is set (jcc/jb/jnae)"</span><span class="Delimiter">);</span> -<span id="L266" class="LineNr">266 </span> -<span id="L267" class="LineNr">267 </span><span class="Delimiter">:(code)</span> -<span id="L268" class="LineNr">268 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L268'>test_jl_disp8_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L269" class="LineNr">269 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L270" class="LineNr">270 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L271" class="LineNr">271 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L272" class="LineNr">272 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L273" class="LineNr">273 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L274" class="LineNr">274 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L275" class="LineNr">275 </span> <span class="Constant">" 7c 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L276" class="LineNr">276 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L277" class="LineNr">277 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L278" class="LineNr">278 </span> <span class="Delimiter">);</span> -<span id="L279" class="LineNr">279 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L280" class="LineNr">280 </span> <span class="Constant">"run: 0x00000001 opcode: 7c\n"</span> -<span id="L281" class="LineNr">281 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L282" class="LineNr">282 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L283" class="LineNr">283 </span> <span class="Delimiter">);</span> -<span id="L284" class="LineNr">284 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L285" class="LineNr">285 </span><span class="Delimiter">}</span> -<span id="L286" class="LineNr">286 </span> -<span id="L287" class="LineNr">287 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L288" class="LineNr">288 </span><span class="Normal">case</span> <span class="Constant">0x7c</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if SF != OF</span> -<span id="L289" class="LineNr">289 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L290" class="LineNr">290 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SF != <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L291" class="LineNr">291 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L292" class="LineNr">292 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L293" class="LineNr">293 </span> <span class="Delimiter">}</span> -<span id="L294" class="LineNr">294 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L295" class="LineNr">295 </span><span class="Delimiter">}</span> -<span id="L296" class="LineNr">296 </span><span class="Normal">case</span> <span class="Constant">0x72</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if CF</span> -<span id="L297" class="LineNr">297 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L298" class="LineNr">298 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L84'>CF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L299" class="LineNr">299 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L300" class="LineNr">300 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L301" class="LineNr">301 </span> <span class="Delimiter">}</span> -<span id="L302" class="LineNr">302 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L303" class="LineNr">303 </span><span class="Delimiter">}</span> -<span id="L304" class="LineNr">304 </span> -<span id="L305" class="LineNr">305 </span><span class="Delimiter">:(code)</span> -<span id="L306" class="LineNr">306 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L306'>test_jl_disp8_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L307" class="LineNr">307 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L308" class="LineNr">308 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L309" class="LineNr">309 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L310" class="LineNr">310 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L311" class="LineNr">311 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L312" class="LineNr">312 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L313" class="LineNr">313 </span> <span class="Constant">" 7c 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L314" class="LineNr">314 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L315" class="LineNr">315 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L316" class="LineNr">316 </span> <span class="Delimiter">);</span> -<span id="L317" class="LineNr">317 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L318" class="LineNr">318 </span> <span class="Constant">"run: 0x00000001 opcode: 7c\n"</span> -<span id="L319" class="LineNr">319 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L320" class="LineNr">320 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L321" class="LineNr">321 </span> <span class="Delimiter">);</span> -<span id="L322" class="LineNr">322 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L323" class="LineNr">323 </span><span class="Delimiter">}</span> -<span id="L324" class="LineNr">324 </span> -<span id="L325" class="LineNr">325 </span><span class="SalientComment">//:: jump if lesser or equal</span> -<span id="L326" class="LineNr">326 </span> -<span id="L327" class="LineNr">327 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L328" class="LineNr">328 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"7e"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if lesser or equal (signed), if <a href='010---vm.cc.html#L83'>ZF</a> is set or SF != <a href='010---vm.cc.html#L85'>OF</a> (jcc/jle/jng)"</span><span class="Delimiter">);</span> -<span id="L329" class="LineNr">329 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"76"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if lesser or equal (unsigned), if <a href='010---vm.cc.html#L83'>ZF</a> is set or <a href='010---vm.cc.html#L84'>CF</a> is set (jcc/jbe/jna)"</span><span class="Delimiter">);</span> -<span id="L330" class="LineNr">330 </span> -<span id="L331" class="LineNr">331 </span><span class="Delimiter">:(code)</span> -<span id="L332" class="LineNr">332 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L332'>test_jle_disp8_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L333" class="LineNr">333 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L334" class="LineNr">334 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L335" class="LineNr">335 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L336" class="LineNr">336 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L337" class="LineNr">337 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L338" class="LineNr">338 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L339" class="LineNr">339 </span> <span class="Constant">" 7e 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L340" class="LineNr">340 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L341" class="LineNr">341 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L342" class="LineNr">342 </span> <span class="Delimiter">);</span> -<span id="L343" class="LineNr">343 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L344" class="LineNr">344 </span> <span class="Constant">"run: 0x00000001 opcode: 7e\n"</span> -<span id="L345" class="LineNr">345 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L346" class="LineNr">346 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L347" class="LineNr">347 </span> <span class="Delimiter">);</span> -<span id="L348" class="LineNr">348 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L349" class="LineNr">349 </span><span class="Delimiter">}</span> -<span id="L350" class="LineNr">350 </span> -<span id="L351" class="LineNr">351 </span><span class="Delimiter">:(code)</span> -<span id="L352" class="LineNr">352 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L352'>test_jle_disp8_lesser</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L353" class="LineNr">353 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L354" class="LineNr">354 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L355" class="LineNr">355 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L356" class="LineNr">356 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L357" class="LineNr">357 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L358" class="LineNr">358 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L359" class="LineNr">359 </span> <span class="Constant">" 7e 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L360" class="LineNr">360 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L361" class="LineNr">361 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L362" class="LineNr">362 </span> <span class="Delimiter">);</span> -<span id="L363" class="LineNr">363 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L364" class="LineNr">364 </span> <span class="Constant">"run: 0x00000001 opcode: 7e\n"</span> -<span id="L365" class="LineNr">365 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L366" class="LineNr">366 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L367" class="LineNr">367 </span> <span class="Delimiter">);</span> -<span id="L368" class="LineNr">368 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000003 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L369" class="LineNr">369 </span><span class="Delimiter">}</span> -<span id="L370" class="LineNr">370 </span> -<span id="L371" class="LineNr">371 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L372" class="LineNr">372 </span><span class="Normal">case</span> <span class="Constant">0x7e</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if ZF or SF != OF</span> -<span id="L373" class="LineNr">373 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L374" class="LineNr">374 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a> || SF != <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L375" class="LineNr">375 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L376" class="LineNr">376 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L377" class="LineNr">377 </span> <span class="Delimiter">}</span> -<span id="L378" class="LineNr">378 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L379" class="LineNr">379 </span><span class="Delimiter">}</span> -<span id="L380" class="LineNr">380 </span><span class="Normal">case</span> <span class="Constant">0x76</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp8 if ZF or CF</span> -<span id="L381" class="LineNr">381 </span> <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">());</span> -<span id="L382" class="LineNr">382 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a> || <a href='010---vm.cc.html#L84'>CF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L383" class="LineNr">383 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L384" class="LineNr">384 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L385" class="LineNr">385 </span> <span class="Delimiter">}</span> -<span id="L386" class="LineNr">386 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L387" class="LineNr">387 </span><span class="Delimiter">}</span> -<span id="L388" class="LineNr">388 </span> -<span id="L389" class="LineNr">389 </span><span class="Delimiter">:(code)</span> -<span id="L390" class="LineNr">390 </span><span class="Normal">void</span> <a href='017jump_disp8.cc.html#L390'>test_jle_disp8_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L391" class="LineNr">391 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L392" class="LineNr">392 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L393" class="LineNr">393 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L394" class="LineNr">394 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L395" class="LineNr">395 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L396" class="LineNr">396 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L397" class="LineNr">397 </span> <span class="Constant">" 7e 05 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L398" class="LineNr">398 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L399" class="LineNr">399 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L400" class="LineNr">400 </span> <span class="Delimiter">);</span> -<span id="L401" class="LineNr">401 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L402" class="LineNr">402 </span> <span class="Constant">"run: 0x00000001 opcode: 7e\n"</span> -<span id="L403" class="LineNr">403 </span> <span class="Constant">"run: 0x00000003 opcode: 05\n"</span> -<span id="L404" class="LineNr">404 </span> <span class="Constant">"run: 0x00000008 opcode: 05\n"</span> -<span id="L405" class="LineNr">405 </span> <span class="Delimiter">);</span> -<span id="L406" class="LineNr">406 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L407" class="LineNr">407 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/018jump_disp32.cc.html b/html/subx/018jump_disp32.cc.html deleted file mode 100644 index c6b49e89..00000000 --- a/html/subx/018jump_disp32.cc.html +++ /dev/null @@ -1,470 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/018jump_disp32.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/018jump_disp32.cc'>https://github.com/akkartik/mu/blob/master/subx/018jump_disp32.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: jump to 32-bit offset</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="SalientComment">//:: jump</span> -<span id="L4" class="LineNr"> 4 </span> -<span id="L5" class="LineNr"> 5 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L6" class="LineNr"> 6 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"e9"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away (jmp)"</span><span class="Delimiter">);</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="Delimiter">:(code)</span> -<span id="L9" class="LineNr"> 9 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L9'>test_jump_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L10" class="LineNr"> 10 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">" e9 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: 0x00000001 opcode: e9\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"run: 0x0000000b opcode: 05\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000006 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">}</span> -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L26" class="LineNr"> 26 </span><span class="Normal">case</span> <span class="Constant">0xe9</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L29" class="LineNr"> 29 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">}</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="SalientComment">//:: jump if equal/zero</span> -<span id="L34" class="LineNr"> 34 </span> -<span id="L35" class="LineNr"> 35 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L36" class="LineNr"> 36 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"84"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if equal, if <a href='010---vm.cc.html#L83'>ZF</a> is set (jcc/jz/je)"</span><span class="Delimiter">);</span> -<span id="L37" class="LineNr"> 37 </span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(code)</span> -<span id="L39" class="LineNr"> 39 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L39'>test_je_disp32_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L40" class="LineNr"> 40 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Constant">" 0f 84 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">);</span> -<span id="L48" class="LineNr"> 48 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Delimiter">);</span> -<span id="L53" class="LineNr"> 53 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">}</span> -<span id="L55" class="LineNr"> 55 </span> -<span id="L56" class="LineNr"> 56 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L57" class="LineNr"> 57 </span><span class="Normal">case</span> <span class="Constant">0x84</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if ZF</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L60" class="LineNr"> 60 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L61" class="LineNr"> 61 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Delimiter">}</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L64" class="LineNr"> 64 </span><span class="Delimiter">}</span> -<span id="L65" class="LineNr"> 65 </span> -<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">:(code)</span> -<span id="L67" class="LineNr"> 67 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L67'>test_je_disp32_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L68" class="LineNr"> 68 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L69" class="LineNr"> 69 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">" 0f 84 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Delimiter">);</span> -<span id="L76" class="LineNr"> 76 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span> -<span id="L83" class="LineNr"> 83 </span> -<span id="L84" class="LineNr"> 84 </span><span class="SalientComment">//:: jump if not equal/not zero</span> -<span id="L85" class="LineNr"> 85 </span> -<span id="L86" class="LineNr"> 86 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L87" class="LineNr"> 87 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"85"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if not equal, if <a href='010---vm.cc.html#L83'>ZF</a> is not set (jcc/jnz/jne)"</span><span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">:(code)</span> -<span id="L90" class="LineNr"> 90 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L90'>test_jne_disp32_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L91" class="LineNr"> 91 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L92" class="LineNr"> 92 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Constant">" 0f 85 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">);</span> -<span id="L99" class="LineNr"> 99 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L100" class="LineNr">100 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L101" class="LineNr">101 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L102" class="LineNr">102 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L103" class="LineNr">103 </span> <span class="Delimiter">);</span> -<span id="L104" class="LineNr">104 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L105" class="LineNr">105 </span><span class="Delimiter">}</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L108" class="LineNr">108 </span><span class="Normal">case</span> <span class="Constant">0x85</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 unless ZF</span> -<span id="L109" class="LineNr">109 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L110" class="LineNr">110 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L111" class="LineNr">111 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L112" class="LineNr">112 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span> <span class="Delimiter">}</span> -<span id="L114" class="LineNr">114 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span> -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="Delimiter">:(code)</span> -<span id="L118" class="LineNr">118 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L118'>test_jne_disp32_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L119" class="LineNr">119 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L120" class="LineNr">120 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L121" class="LineNr">121 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L122" class="LineNr">122 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L123" class="LineNr">123 </span> <span class="Constant">" 0f 85 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L124" class="LineNr">124 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L125" class="LineNr">125 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L126" class="LineNr">126 </span> <span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L128" class="LineNr">128 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L129" class="LineNr">129 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L130" class="LineNr">130 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L131" class="LineNr">131 </span> <span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span><span class="Delimiter">}</span> -<span id="L134" class="LineNr">134 </span> -<span id="L135" class="LineNr">135 </span><span class="SalientComment">//:: jump if greater</span> -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L138" class="LineNr">138 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if greater (signed), if <a href='010---vm.cc.html#L83'>ZF</a> is unset and SF == <a href='010---vm.cc.html#L85'>OF</a> (jcc/jg/jnle)"</span><span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"87"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if greater (unsigned), if <a href='010---vm.cc.html#L83'>ZF</a> is unset and <a href='010---vm.cc.html#L84'>CF</a> is unset (jcc/ja/jnbe)"</span><span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> -<span id="L141" class="LineNr">141 </span><span class="Delimiter">:(code)</span> -<span id="L142" class="LineNr">142 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L142'>test_jg_disp32_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L143" class="LineNr">143 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L146" class="LineNr">146 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L147" class="LineNr">147 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L148" class="LineNr">148 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L149" class="LineNr">149 </span> <span class="Constant">" 0f 8f 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L150" class="LineNr">150 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L151" class="LineNr">151 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L152" class="LineNr">152 </span> <span class="Delimiter">);</span> -<span id="L153" class="LineNr">153 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L154" class="LineNr">154 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L155" class="LineNr">155 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L156" class="LineNr">156 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L157" class="LineNr">157 </span> <span class="Delimiter">);</span> -<span id="L158" class="LineNr">158 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L159" class="LineNr">159 </span><span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L162" class="LineNr">162 </span><span class="Normal">case</span> <span class="Constant">0x8f</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if !SF and !ZF</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L164" class="LineNr">164 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!ZF && SF == <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L165" class="LineNr">165 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L166" class="LineNr">166 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L167" class="LineNr">167 </span> <span class="Delimiter">}</span> -<span id="L168" class="LineNr">168 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span><span class="Normal">case</span> <span class="Constant">0x87</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if !CF and !ZF</span> -<span id="L171" class="LineNr">171 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L172" class="LineNr">172 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!CF && !ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L173" class="LineNr">173 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L174" class="LineNr">174 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> -<span id="L176" class="LineNr">176 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L177" class="LineNr">177 </span><span class="Delimiter">}</span> -<span id="L178" class="LineNr">178 </span> -<span id="L179" class="LineNr">179 </span><span class="Delimiter">:(code)</span> -<span id="L180" class="LineNr">180 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L180'>test_jg_disp32_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L183" class="LineNr">183 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L184" class="LineNr">184 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L185" class="LineNr">185 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L186" class="LineNr">186 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L187" class="LineNr">187 </span> <span class="Constant">" 0f 8f 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L188" class="LineNr">188 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L189" class="LineNr">189 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L190" class="LineNr">190 </span> <span class="Delimiter">);</span> -<span id="L191" class="LineNr">191 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L192" class="LineNr">192 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L193" class="LineNr">193 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L194" class="LineNr">194 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L195" class="LineNr">195 </span> <span class="Delimiter">);</span> -<span id="L196" class="LineNr">196 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L197" class="LineNr">197 </span><span class="Delimiter">}</span> -<span id="L198" class="LineNr">198 </span> -<span id="L199" class="LineNr">199 </span><span class="SalientComment">//:: jump if greater or equal</span> -<span id="L200" class="LineNr">200 </span> -<span id="L201" class="LineNr">201 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L202" class="LineNr">202 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if greater or equal (signed), if SF == <a href='010---vm.cc.html#L85'>OF</a> (jcc/jge/jnl)"</span><span class="Delimiter">);</span> -<span id="L203" class="LineNr">203 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"83"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if greater or equal (unsigned), if <a href='010---vm.cc.html#L84'>CF</a> is unset (jcc/jae/jnb)"</span><span class="Delimiter">);</span> -<span id="L204" class="LineNr">204 </span> -<span id="L205" class="LineNr">205 </span><span class="Delimiter">:(code)</span> -<span id="L206" class="LineNr">206 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L206'>test_jge_disp32_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L207" class="LineNr">207 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L208" class="LineNr">208 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L209" class="LineNr">209 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L210" class="LineNr">210 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L211" class="LineNr">211 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L212" class="LineNr">212 </span> <span class="Constant">" 0f 8d 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L213" class="LineNr">213 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L214" class="LineNr">214 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L215" class="LineNr">215 </span> <span class="Delimiter">);</span> -<span id="L216" class="LineNr">216 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L217" class="LineNr">217 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L218" class="LineNr">218 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L219" class="LineNr">219 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L220" class="LineNr">220 </span> <span class="Delimiter">);</span> -<span id="L221" class="LineNr">221 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L222" class="LineNr">222 </span><span class="Delimiter">}</span> -<span id="L223" class="LineNr">223 </span> -<span id="L224" class="LineNr">224 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L225" class="LineNr">225 </span><span class="Normal">case</span> <span class="Constant">0x8d</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if !SF</span> -<span id="L226" class="LineNr">226 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L227" class="LineNr">227 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SF == <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L228" class="LineNr">228 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L229" class="LineNr">229 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L230" class="LineNr">230 </span> <span class="Delimiter">}</span> -<span id="L231" class="LineNr">231 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L232" class="LineNr">232 </span><span class="Delimiter">}</span> -<span id="L233" class="LineNr">233 </span><span class="Normal">case</span> <span class="Constant">0x83</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if !CF</span> -<span id="L234" class="LineNr">234 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L235" class="LineNr">235 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!CF<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L236" class="LineNr">236 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L237" class="LineNr">237 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> -<span id="L239" class="LineNr">239 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L240" class="LineNr">240 </span><span class="Delimiter">}</span> -<span id="L241" class="LineNr">241 </span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">:(code)</span> -<span id="L243" class="LineNr">243 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L243'>test_jge_disp32_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L244" class="LineNr">244 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L245" class="LineNr">245 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L246" class="LineNr">246 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L247" class="LineNr">247 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L248" class="LineNr">248 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L249" class="LineNr">249 </span> <span class="Constant">" 0f 8d 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L250" class="LineNr">250 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L251" class="LineNr">251 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L252" class="LineNr">252 </span> <span class="Delimiter">);</span> -<span id="L253" class="LineNr">253 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L254" class="LineNr">254 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L255" class="LineNr">255 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L256" class="LineNr">256 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L257" class="LineNr">257 </span> <span class="Delimiter">);</span> -<span id="L258" class="LineNr">258 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span> -<span id="L260" class="LineNr">260 </span> -<span id="L261" class="LineNr">261 </span><span class="SalientComment">//:: jump if lesser</span> -<span id="L262" class="LineNr">262 </span> -<span id="L263" class="LineNr">263 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L264" class="LineNr">264 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8c"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if lesser (signed), if SF != <a href='010---vm.cc.html#L85'>OF</a> (jcc/jl/jnge)"</span><span class="Delimiter">);</span> -<span id="L265" class="LineNr">265 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"82"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if lesser (unsigned), if <a href='010---vm.cc.html#L84'>CF</a> is set (jcc/jb/jnae)"</span><span class="Delimiter">);</span> -<span id="L266" class="LineNr">266 </span> -<span id="L267" class="LineNr">267 </span><span class="Delimiter">:(code)</span> -<span id="L268" class="LineNr">268 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L268'>test_jl_disp32_success</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L269" class="LineNr">269 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L270" class="LineNr">270 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L271" class="LineNr">271 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L272" class="LineNr">272 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L273" class="LineNr">273 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L274" class="LineNr">274 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L275" class="LineNr">275 </span> <span class="Constant">" 0f 8c 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L276" class="LineNr">276 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L277" class="LineNr">277 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L278" class="LineNr">278 </span> <span class="Delimiter">);</span> -<span id="L279" class="LineNr">279 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L280" class="LineNr">280 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L281" class="LineNr">281 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L282" class="LineNr">282 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L283" class="LineNr">283 </span> <span class="Delimiter">);</span> -<span id="L284" class="LineNr">284 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L285" class="LineNr">285 </span><span class="Delimiter">}</span> -<span id="L286" class="LineNr">286 </span> -<span id="L287" class="LineNr">287 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L288" class="LineNr">288 </span><span class="Normal">case</span> <span class="Constant">0x8c</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if SF and !ZF</span> -<span id="L289" class="LineNr">289 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L290" class="LineNr">290 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SF != <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L291" class="LineNr">291 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L292" class="LineNr">292 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L293" class="LineNr">293 </span> <span class="Delimiter">}</span> -<span id="L294" class="LineNr">294 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L295" class="LineNr">295 </span><span class="Delimiter">}</span> -<span id="L296" class="LineNr">296 </span><span class="Normal">case</span> <span class="Constant">0x72</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if CF</span> -<span id="L297" class="LineNr">297 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L298" class="LineNr">298 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L84'>CF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L299" class="LineNr">299 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L300" class="LineNr">300 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L301" class="LineNr">301 </span> <span class="Delimiter">}</span> -<span id="L302" class="LineNr">302 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L303" class="LineNr">303 </span><span class="Delimiter">}</span> -<span id="L304" class="LineNr">304 </span> -<span id="L305" class="LineNr">305 </span><span class="Delimiter">:(code)</span> -<span id="L306" class="LineNr">306 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L306'>test_jl_disp32_fail</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L307" class="LineNr">307 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L308" class="LineNr">308 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L309" class="LineNr">309 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L310" class="LineNr">310 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L311" class="LineNr">311 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L312" class="LineNr">312 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L313" class="LineNr">313 </span> <span class="Constant">" 0f 8c 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L314" class="LineNr">314 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L315" class="LineNr">315 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L316" class="LineNr">316 </span> <span class="Delimiter">);</span> -<span id="L317" class="LineNr">317 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L318" class="LineNr">318 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L319" class="LineNr">319 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L320" class="LineNr">320 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L321" class="LineNr">321 </span> <span class="Delimiter">);</span> -<span id="L322" class="LineNr">322 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L323" class="LineNr">323 </span><span class="Delimiter">}</span> -<span id="L324" class="LineNr">324 </span> -<span id="L325" class="LineNr">325 </span><span class="SalientComment">//:: jump if lesser or equal</span> -<span id="L326" class="LineNr">326 </span> -<span id="L327" class="LineNr">327 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L328" class="LineNr">328 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8e"</span><span class="Delimiter">,</span> <span class="Constant">"jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if lesser or equal (signed), if <a href='010---vm.cc.html#L83'>ZF</a> is set or SF != <a href='010---vm.cc.html#L85'>OF</a> (jcc/jle/jng)"</span><span class="Delimiter">);</span> -<span id="L329" class="LineNr">329 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"86"</span><span class="Delimiter">,</span> <span class="Constant">"jump disp8 bytes away if lesser or equal (unsigned), if <a href='010---vm.cc.html#L83'>ZF</a> is set or <a href='010---vm.cc.html#L84'>CF</a> is set (jcc/jbe/jna)"</span><span class="Delimiter">);</span> -<span id="L330" class="LineNr">330 </span> -<span id="L331" class="LineNr">331 </span><span class="Delimiter">:(code)</span> -<span id="L332" class="LineNr">332 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L332'>test_jle_disp32_equal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L333" class="LineNr">333 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L334" class="LineNr">334 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L335" class="LineNr">335 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L336" class="LineNr">336 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L337" class="LineNr">337 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L338" class="LineNr">338 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L339" class="LineNr">339 </span> <span class="Constant">" 0f 8e 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L340" class="LineNr">340 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L341" class="LineNr">341 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L342" class="LineNr">342 </span> <span class="Delimiter">);</span> -<span id="L343" class="LineNr">343 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L344" class="LineNr">344 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L345" class="LineNr">345 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L346" class="LineNr">346 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L347" class="LineNr">347 </span> <span class="Delimiter">);</span> -<span id="L348" class="LineNr">348 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L349" class="LineNr">349 </span><span class="Delimiter">}</span> -<span id="L350" class="LineNr">350 </span> -<span id="L351" class="LineNr">351 </span><span class="Delimiter">:(code)</span> -<span id="L352" class="LineNr">352 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L352'>test_jle_disp32_lesser</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L353" class="LineNr">353 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L354" class="LineNr">354 </span> SF = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L355" class="LineNr">355 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L356" class="LineNr">356 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L357" class="LineNr">357 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L358" class="LineNr">358 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L359" class="LineNr">359 </span> <span class="Constant">" 0f 8e 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L360" class="LineNr">360 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L361" class="LineNr">361 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L362" class="LineNr">362 </span> <span class="Delimiter">);</span> -<span id="L363" class="LineNr">363 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L364" class="LineNr">364 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L365" class="LineNr">365 </span> <span class="Constant">"run: jump 5\n"</span> -<span id="L366" class="LineNr">366 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L367" class="LineNr">367 </span> <span class="Delimiter">);</span> -<span id="L368" class="LineNr">368 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000007 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L369" class="LineNr">369 </span><span class="Delimiter">}</span> -<span id="L370" class="LineNr">370 </span> -<span id="L371" class="LineNr">371 </span><span class="Delimiter">:(before "End Two-Byte Opcodes Starting With 0f")</span> -<span id="L372" class="LineNr">372 </span><span class="Normal">case</span> <span class="Constant">0x8e</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if SF or ZF</span> -<span id="L373" class="LineNr">373 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L374" class="LineNr">374 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a> || SF != <a href='010---vm.cc.html#L85'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L375" class="LineNr">375 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L376" class="LineNr">376 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L377" class="LineNr">377 </span> <span class="Delimiter">}</span> -<span id="L378" class="LineNr">378 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L379" class="LineNr">379 </span><span class="Delimiter">}</span> -<span id="L380" class="LineNr">380 </span><span class="Normal">case</span> <span class="Constant">0x86</span>: <span class="Delimiter">{</span> <span class="Comment">// jump disp32 if ZF or CF</span> -<span id="L381" class="LineNr">381 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L382" class="LineNr">382 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L83'>ZF</a> || <a href='010---vm.cc.html#L84'>CF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L383" class="LineNr">383 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jump "</span> << offset << end<span class="Delimiter">();</span> -<span id="L384" class="LineNr">384 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L385" class="LineNr">385 </span> <span class="Delimiter">}</span> -<span id="L386" class="LineNr">386 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L387" class="LineNr">387 </span><span class="Delimiter">}</span> -<span id="L388" class="LineNr">388 </span> -<span id="L389" class="LineNr">389 </span><span class="Delimiter">:(code)</span> -<span id="L390" class="LineNr">390 </span><span class="Normal">void</span> <a href='018jump_disp32.cc.html#L390'>test_jle_disp32_greater</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L391" class="LineNr">391 </span> <a href='010---vm.cc.html#L83'>ZF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L392" class="LineNr">392 </span> SF = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L393" class="LineNr">393 </span> <a href='010---vm.cc.html#L85'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L394" class="LineNr">394 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L395" class="LineNr">395 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L396" class="LineNr">396 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L397" class="LineNr">397 </span> <span class="Constant">" 0f 8e 05 00 00 00 \n"</span> <span class="Comment">// skip 1 instruction</span> -<span id="L398" class="LineNr">398 </span> <span class="Constant">" 05 00 00 00 01 \n"</span> -<span id="L399" class="LineNr">399 </span> <span class="Constant">" 05 00 00 00 02 \n"</span> -<span id="L400" class="LineNr">400 </span> <span class="Delimiter">);</span> -<span id="L401" class="LineNr">401 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L402" class="LineNr">402 </span> <span class="Constant">"run: 0x00000001 opcode: 0f\n"</span> -<span id="L403" class="LineNr">403 </span> <span class="Constant">"run: 0x00000007 opcode: 05\n"</span> -<span id="L404" class="LineNr">404 </span> <span class="Constant">"run: 0x0000000c opcode: 05\n"</span> -<span id="L405" class="LineNr">405 </span> <span class="Delimiter">);</span> -<span id="L406" class="LineNr">406 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: jump 5"</span><span class="Delimiter">);</span> -<span id="L407" class="LineNr">407 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/019functions.cc.html b/html/subx/019functions.cc.html deleted file mode 100644 index cb20dbc4..00000000 --- a/html/subx/019functions.cc.html +++ /dev/null @@ -1,186 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; 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id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L4" class="LineNr"> 4 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"e8"</span><span class="Delimiter">,</span> <span class="Constant">"call <a href='040---tests.cc.html#L84'>disp32</a> (call)"</span><span class="Delimiter">);</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(code)</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">void</span> <a href='019functions.cc.html#L7'>test_call_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000064</span><span class="Delimiter">;</span> -<span id="L10" class="LineNr"> 10 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">" e8 a0 00 00 00 \n"</span> <span class="Comment">// call function offset at 0x000000a0</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Comment">// next EIP is 6</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Delimiter">);</span> -<span id="L16" class="LineNr"> 16 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"run: call imm32 0x000000a0\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"run: decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000060\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"run: pushing value 0x00000006\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"run: jumping to 0x000000a6\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">}</span> -<span id="L23" class="LineNr"> 23 </span> -<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L25" class="LineNr"> 25 </span><span class="Normal">case</span> <span class="Constant">0xe8</span>: <span class="Delimiter">{</span> <span class="Comment">// call disp32 relative to next EIP</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span> offset = <a href='011run.cc.html#L432'>next32</a><span class="Delimiter">();</span> -<span id="L27" class="LineNr"> 27 </span> ++<span class="Special">Callstack_depth</span><span class="Delimiter">;</span> -<span id="L28" class="LineNr"> 28 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"call imm32 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << offset << end<span class="Delimiter">();</span> -<span id="L29" class="LineNr"> 29 </span><span class="CommentedCode">//? cerr << "push: EIP: " << EIP << " => " << Reg[ESP].u << '\n';</span> -<span id="L30" class="LineNr"> 30 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>EIP<span class="Delimiter">);</span> -<span id="L31" class="LineNr"> 31 </span> EIP += offset<span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jumping to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << end<span class="Delimiter">();</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">}</span> -<span id="L35" class="LineNr"> 35 </span> -<span id="L36" class="LineNr"> 36 </span><span class="Comment">//:</span> -<span id="L37" class="LineNr"> 37 </span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(code)</span> -<span id="L39" class="LineNr"> 39 </span><span class="Normal">void</span> <a href='019functions.cc.html#L39'>test_call_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000064</span><span class="Delimiter">;</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x000000a0</span><span class="Delimiter">;</span> -<span id="L43" class="LineNr"> 43 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Constant">" ff d3 \n"</span> <span class="Comment">// call function offset at EBX</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Comment">// next EIP is 3</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">"run: call to r/m32\n"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Constant">"run: r/m32 is EBX\n"</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">"run: decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000060\n"</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Constant">"run: pushing value 0x00000003\n"</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Constant">"run: jumping to 0x000000a3\n"</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span><span class="Delimiter">}</span> -<span id="L57" class="LineNr"> 57 </span> -<span id="L58" class="LineNr"> 58 </span><span class="Delimiter">:(before "End Op ff Subops")</span> -<span id="L59" class="LineNr"> 59 </span><span class="Normal">case</span> <span class="Constant">2</span>: <span class="Delimiter">{</span> <span class="Comment">// call function pointer at r/m32</span> -<span id="L60" class="LineNr"> 60 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"call to r/m32"</span> << end<span class="Delimiter">();</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Normal">const</span> <span class="Normal">int32_t</span>* offset = <a href='013direct_addressing.cc.html#L101'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> -<span id="L62" class="LineNr"> 62 </span> <a href='012elf.cc.html#L91'>push</a><span class="Delimiter">(</span>EIP<span class="Delimiter">);</span> -<span id="L63" class="LineNr"> 63 </span> EIP += *offset<span class="Delimiter">;</span> -<span id="L64" class="LineNr"> 64 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jumping to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << end<span class="Delimiter">();</span> -<span id="L65" class="LineNr"> 65 </span> ++<span class="Special">Callstack_depth</span><span class="Delimiter">;</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L67" class="LineNr"> 67 </span><span class="Delimiter">}</span> -<span id="L68" class="LineNr"> 68 </span> -<span id="L69" class="LineNr"> 69 </span><span class="Delimiter">:(code)</span> -<span id="L70" class="LineNr"> 70 </span><span class="Normal">void</span> <a href='019functions.cc.html#L70'>test_call_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000064</span><span class="Delimiter">;</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L74" class="LineNr"> 74 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">" ff 13 \n"</span> <span class="Comment">// call function offset at *EBX</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Comment">// next EIP is 3</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Constant">"a0 00 00 00\n"</span> <span class="Comment">// 0x000000a0</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Delimiter">);</span> -<span id="L82" class="LineNr"> 82 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">"run: call to r/m32\n"</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Constant">"run: effective address is 0x00002000 (EBX)\n"</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Constant">"run: decrementing <a href='010---vm.cc.html#L17'>ESP</a> to 0xbd000060\n"</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">"run: pushing value 0x00000003\n"</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Constant">"run: jumping to 0x000000a3\n"</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">);</span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="SalientComment">//:: ret</span> -<span id="L92" class="LineNr"> 92 </span> -<span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L94" class="LineNr"> 94 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"c3"</span><span class="Delimiter">,</span> <span class="Constant">"return from most recent unfinished call (ret)"</span><span class="Delimiter">);</span> -<span id="L95" class="LineNr"> 95 </span> -<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">:(code)</span> -<span id="L97" class="LineNr"> 97 </span><span class="Normal">void</span> <a href='019functions.cc.html#L97'>test_ret</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000064</span><span class="Delimiter">;</span> -<span id="L100" class="LineNr">100 </span> <a href='010---vm.cc.html#L253'>write_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L101" class="LineNr">101 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L102" class="LineNr">102 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L103" class="LineNr">103 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L104" class="LineNr">104 </span> <span class="Constant">" c3 \n"</span> <span class="Comment">// return</span> -<span id="L105" class="LineNr">105 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L106" class="LineNr">106 </span> <span class="Constant">"10 00 00 00\n"</span> <span class="Comment">// 0x00000010</span> -<span id="L107" class="LineNr">107 </span> <span class="Delimiter">);</span> -<span id="L108" class="LineNr">108 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L109" class="LineNr">109 </span> <span class="Constant">"run: return\n"</span> -<span id="L110" class="LineNr">110 </span> <span class="Constant">"run: popping value 0x00000010\n"</span> -<span id="L111" class="LineNr">111 </span> <span class="Constant">"run: jumping to 0x00000010\n"</span> -<span id="L112" class="LineNr">112 </span> <span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span><span class="Delimiter">}</span> -<span id="L114" class="LineNr">114 </span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L116" class="LineNr">116 </span><span class="Normal">case</span> <span class="Constant">0xc3</span>: <span class="Delimiter">{</span> <span class="Comment">// return from a call</span> -<span id="L117" class="LineNr">117 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"return"</span> << end<span class="Delimiter">();</span> -<span id="L118" class="LineNr">118 </span> --<span class="Special">Callstack_depth</span><span class="Delimiter">;</span> -<span id="L119" class="LineNr">119 </span> EIP = <a href='013direct_addressing.cc.html#L1272'>pop</a><span class="Delimiter">();</span> -<span id="L120" class="LineNr">120 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"jumping to 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << end<span class="Delimiter">();</span> -<span id="L121" class="LineNr">121 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/020syscalls.cc.html b/html/subx/020syscalls.cc.html deleted file mode 100644 index 3af4e450..00000000 --- a/html/subx/020syscalls.cc.html +++ /dev/null @@ -1,191 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/020syscalls.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.PreProc { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - 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class="Delimiter">,</span> <span class="Constant">"software interrupt (int)"</span><span class="Delimiter">);</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L5" class="LineNr"> 5 </span><span class="Normal">case</span> <span class="Constant">0xcd</span>: <span class="Delimiter">{</span> <span class="Comment">// int imm8 (software interrupt)</span> -<span id="L6" class="LineNr"> 6 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"syscall"</span> << end<span class="Delimiter">();</span> -<span id="L7" class="LineNr"> 7 </span> <span class="Normal">uint8_t</span> code = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>code != <span class="Constant">0x80</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Unimplemented interrupt code "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << code << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L10" class="LineNr"> 10 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">" Only `int 80h` supported for now.\n"</span> << end<span class="Delimiter">();</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Delimiter">}</span> -<span id="L13" class="LineNr"> 13 </span> <a href='020syscalls.cc.html#L18'>process_int80</a><span class="Delimiter">();</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">}</span> -<span id="L16" class="LineNr"> 16 </span> -<span id="L17" class="LineNr"> 17 </span><span class="Delimiter">:(code)</span> -<span id="L18" class="LineNr"> 18 </span><span class="Normal">void</span> <a href='020syscalls.cc.html#L18'>process_int80</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Normal">case</span> <span class="Constant">1</span>: -<span id="L21" class="LineNr"> 21 </span> exit<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">exit code</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Normal">case</span> <span class="Constant">3</span>: -<span id="L24" class="LineNr"> 24 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"read: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">' '</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << <span class="Constant">' '</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = read<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">file descriptor</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">memory buffer</span><span class="Comment">*/</span><a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">size</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L26" class="LineNr"> 26 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"read: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Normal">case</span> <span class="Constant">4</span>: -<span id="L30" class="LineNr"> 30 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"write: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">' '</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << <span class="Constant">' '</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L31" class="LineNr"> 31 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L237'>mem_addr_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = write<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">file descriptor</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">memory buffer</span><span class="Comment">*/</span><a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">size</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L33" class="LineNr"> 33 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L34" class="LineNr"> 34 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"write: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Normal">case</span> <span class="Constant">5</span>: <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> <a href='020syscalls.cc.html#L93'>check_flags</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L14'>ECX</a><span class="Delimiter">);</span> -<span id="L38" class="LineNr"> 38 </span> <a href='020syscalls.cc.html#L105'>check_mode</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L15'>EDX</a><span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"open: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">' '</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L40" class="LineNr"> 40 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = open<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">filename</span><span class="Comment">*/</span><a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">flags</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">mode</span><span class="Comment">*/</span><span class="PreProc">0</span><span class="Constant">640</span><span class="Delimiter">);</span> -<span id="L42" class="LineNr"> 42 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"open: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Delimiter">}</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Normal">case</span> <span class="Constant">6</span>: -<span id="L47" class="LineNr"> 47 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"close: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = close<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">file descriptor</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"close: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Normal">case</span> <span class="Constant">8</span>: -<span id="L53" class="LineNr"> 53 </span> <a href='020syscalls.cc.html#L105'>check_mode</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L14'>ECX</a><span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"creat: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L55" class="LineNr"> 55 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = creat<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">filename</span><span class="Comment">*/</span><a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">mode</span><span class="Comment">*/</span><span class="PreProc">0</span><span class="Constant">640</span><span class="Delimiter">);</span> -<span id="L57" class="LineNr"> 57 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"creat: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Normal">case</span> <span class="Constant">10</span>: -<span id="L61" class="LineNr"> 61 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"unlink: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L62" class="LineNr"> 62 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = unlink<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">filename</span><span class="Comment">*/</span><a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">));</span> -<span id="L64" class="LineNr"> 64 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"unlink: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Normal">case</span> <span class="Constant">38</span>: -<span id="L68" class="LineNr"> 68 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"rename: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">" -> "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L69" class="LineNr"> 69 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L70" class="LineNr"> 70 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u << <span class="Constant">" => "</span> << <a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = rename<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">old filename</span><span class="Comment">*/</span><a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">new filename</span><span class="Comment">*/</span><a href='010---vm.cc.html#L234'>mem_addr_kernel_string</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ECX]<span class="Delimiter">.</span>u<span class="Delimiter">));</span> -<span id="L72" class="LineNr"> 72 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i << end<span class="Delimiter">();</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i == -<span class="Constant">1</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"rename: "</span> << strerror<span class="Delimiter">(</span>errno<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Normal">case</span> <span class="Constant">45</span>: <span class="Comment">// brk: modify size of data segment</span> -<span id="L76" class="LineNr"> 76 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"grow data segment to "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L77" class="LineNr"> 77 </span> <a href='010---vm.cc.html#L166'>grow_data_segment</a><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">new end address</span><span class="Comment">*/</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Normal">case</span> <span class="Constant">90</span>: <span class="Comment">// mmap: allocate memory outside existing segment allocations</span> -<span id="L80" class="LineNr"> 80 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"mmap: allocate new segment"</span> << end<span class="Delimiter">();</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Comment">// Ignore most arguments for now: address hint, protection flags, sharing flags, fd, offset.</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Comment">// We only support anonymous maps.</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <a href='020syscalls.cc.html#L117'>new_segment</a><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">length</span><span class="Comment">*/</span><a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u+<span class="Constant">0x4</span><span class="Delimiter">));</span> -<span id="L84" class="LineNr"> 84 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"result: "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Normal">default</span>: -<span id="L87" class="LineNr"> 87 </span> <a href='003trace.cc.html#L226'>raise</a> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": unimplemented syscall "</span> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">}</span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="Comment">// SubX is oblivious to file permissions, directories, symbolic links, terminals, and much else besides.</span> -<span id="L92" class="LineNr"> 92 </span><span class="Comment">// Also ignoring any concurrency considerations for now.</span> -<span id="L93" class="LineNr"> 93 </span><span class="Normal">void</span> <a href='020syscalls.cc.html#L93'>check_flags</a><span class="Delimiter">(</span><span class="Normal">int</span> <a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Normal">uint32_t</span> flags = <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>flags != <span class="Delimiter">((</span>flags & O_RDONLY<span class="Delimiter">)</span> | <span class="Delimiter">(</span>flags & O_WRONLY<span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L96" class="LineNr"> 96 </span> cerr << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": most POSIX flags to the open() syscall are not supported. Just O_RDONLY and O_WRONLY for now. Zero concurrent access support.\n"</span><span class="Delimiter">;</span> -<span id="L97" class="LineNr"> 97 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">}</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>flags & O_RDONLY<span class="Delimiter">)</span> && <span class="Delimiter">(</span>flags & O_WRONLY<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L100" class="LineNr">100 </span> cerr << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": can't open a file for both reading and writing at once. See <a href="http://man7.org/linux/man-pages/man2/open.2.html">http://man7.org/linux/man-pages/man2/open.2.html</a>.\n"</span><span class="Delimiter">;</span> -<span id="L101" class="LineNr">101 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L102" class="LineNr">102 </span> <span class="Delimiter">}</span> -<span id="L103" class="LineNr">103 </span><span class="Delimiter">}</span> -<span id="L104" class="LineNr">104 </span> -<span id="L105" class="LineNr">105 </span><span class="Normal">void</span> <a href='020syscalls.cc.html#L105'>check_mode</a><span class="Delimiter">(</span><span class="Normal">int</span> <a href='010---vm.cc.html#L23'>reg</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L106" class="LineNr">106 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[reg]<span class="Delimiter">.</span>u != <span class="PreProc">0</span><span class="Constant">600</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L107" class="LineNr">107 </span> cerr << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": SubX is oblivious to file permissions; register "</span> << <a href='010---vm.cc.html#L23'>reg</a> << <span class="Constant">" must be 0.\n"</span><span class="Delimiter">;</span> -<span id="L108" class="LineNr">108 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L109" class="LineNr">109 </span> <span class="Delimiter">}</span> -<span id="L110" class="LineNr">110 </span><span class="Delimiter">}</span> -<span id="L111" class="LineNr">111 </span> -<span id="L112" class="LineNr">112 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L113" class="LineNr">113 </span><span class="Comment">// Very primitive/fixed/insecure mmap segments for now.</span> -<span id="L114" class="LineNr">114 </span><span class="Normal">uint32_t</span> <span class="Special"><a href='020syscalls.cc.html#L114'>Segments_allocated_above</a></span> = <a href='012elf.cc.html#L148'>END_HEAP</a><span class="Delimiter">;</span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">:(code)</span> -<span id="L116" class="LineNr">116 </span><span class="Comment">// always allocate multiples of the segment size</span> -<span id="L117" class="LineNr">117 </span><span class="Normal">uint32_t</span> <a href='020syscalls.cc.html#L117'>new_segment</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> length<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L118" class="LineNr">118 </span> assert<span class="Delimiter">(</span>length > <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L119" class="LineNr">119 </span> <span class="Normal">uint32_t</span> result = <span class="Delimiter">(</span><span class="Special"><a href='020syscalls.cc.html#L114'>Segments_allocated_above</a></span> - length<span class="Delimiter">)</span> & <span class="Constant">0xff000000</span><span class="Delimiter">;</span> <span class="Comment">// same number of zeroes as SEGMENT_ALIGNMENT</span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result <= <a href='012elf.cc.html#L147'>START_HEAP</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L121" class="LineNr">121 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"Allocated too many segments; the VM ran out of memory. "</span> -<span id="L122" class="LineNr">122 </span> << <span class="Constant">"Maybe <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a> can be smaller?\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L123" class="LineNr">123 </span> <span class="Delimiter">}</span> -<span id="L124" class="LineNr">124 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span>result<span class="Delimiter">,</span> result+length<span class="Delimiter">));</span> -<span id="L125" class="LineNr">125 </span> <span class="Special"><a href='020syscalls.cc.html#L114'>Segments_allocated_above</a></span> = result<span class="Delimiter">;</span> -<span id="L126" class="LineNr">126 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L127" class="LineNr">127 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/021byte_addressing.cc.html b/html/subx/021byte_addressing.cc.html deleted file mode 100644 index 32a3d7bb..00000000 --- a/html/subx/021byte_addressing.cc.html +++ /dev/null @@ -1,239 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/021byte_addressing.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/021byte_addressing.cc'>https://github.com/akkartik/mu/blob/master/subx/021byte_addressing.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: SubX mostly deals with instructions operating on 32-bit operands, but we</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: still need to deal with raw bytes for strings and so on.</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: Unfortunately the register encodings when dealing with bytes are a mess.</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: We need a special case for them.</span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(code)</span> -<span id="L7" class="LineNr"> 7 </span>string <a href='021byte_addressing.cc.html#L7'>rname_8bit</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> r<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>r<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Identifier">return</span> <span class="Constant">"AL"</span><span class="Delimiter">;</span> <span class="Comment">// lowest byte of EAX</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Normal">case</span> <span class="Constant">1</span>: <span class="Identifier">return</span> <span class="Constant">"CL"</span><span class="Delimiter">;</span> <span class="Comment">// lowest byte of ECX</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Normal">case</span> <span class="Constant">2</span>: <span class="Identifier">return</span> <span class="Constant">"DL"</span><span class="Delimiter">;</span> <span class="Comment">// lowest byte of EDX</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Normal">case</span> <span class="Constant">3</span>: <span class="Identifier">return</span> <span class="Constant">"BL"</span><span class="Delimiter">;</span> <span class="Comment">// lowest byte of EBX</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Identifier">return</span> <span class="Constant">"AH"</span><span class="Delimiter">;</span> <span class="Comment">// second lowest byte of EAX</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Normal">case</span> <span class="Constant">5</span>: <span class="Identifier">return</span> <span class="Constant">"CH"</span><span class="Delimiter">;</span> <span class="Comment">// second lowest byte of ECX</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Normal">case</span> <span class="Constant">6</span>: <span class="Identifier">return</span> <span class="Constant">"DH"</span><span class="Delimiter">;</span> <span class="Comment">// second lowest byte of EDX</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Normal">case</span> <span class="Constant">7</span>: <span class="Identifier">return</span> <span class="Constant">"BH"</span><span class="Delimiter">;</span> <span class="Comment">// second lowest byte of EBX</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Normal">default</span>: <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"invalid 8-bit register "</span> << r << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Delimiter">}</span> -<span id="L19" class="LineNr"> 19 </span><span class="Delimiter">}</span> -<span id="L20" class="LineNr"> 20 </span> -<span id="L21" class="LineNr"> 21 </span><span class="Normal">uint8_t</span>* <a href='021byte_addressing.cc.html#L21'>effective_byte_address</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> modrm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Normal">uint8_t</span> mod = <span class="Delimiter">(</span>modrm>><span class="Constant">6</span><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Normal">uint8_t</span> rm = modrm & <span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>mod == <span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Comment">// select an 8-bit register</span> -<span id="L26" class="LineNr"> 26 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"r/m8 is "</span> << <a href='021byte_addressing.cc.html#L7'>rname_8bit</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Identifier">return</span> <a href='021byte_addressing.cc.html#L33'>reg_8bit</a><span class="Delimiter">(</span>rm<span class="Delimiter">);</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Delimiter">}</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Comment">// the rest is as usual</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Identifier">return</span> <a href='010---vm.cc.html#L194'>mem_addr_u8</a><span class="Delimiter">(</span><a href='013direct_addressing.cc.html#L116'>effective_address_number</a><span class="Delimiter">(</span>modrm<span class="Delimiter">));</span> -<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">}</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="Normal">uint8_t</span>* <a href='021byte_addressing.cc.html#L33'>reg_8bit</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> rm<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L34" class="LineNr"> 34 </span> <span class="Normal">uint8_t</span>* result = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint8_t</span>*><span class="Delimiter">(</span>&<span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rm & <span class="Constant">0x3</span>]<span class="Delimiter">.</span>i<span class="Delimiter">);</span> <span class="Comment">// _L register</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>rm & <span class="Constant">0x4</span><span class="Delimiter">)</span> -<span id="L36" class="LineNr"> 36 </span> ++result<span class="Delimiter">;</span> <span class="Comment">// _H register; assumes host is little-endian</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">}</span> -<span id="L39" class="LineNr"> 39 </span> -<span id="L40" class="LineNr"> 40 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L41" class="LineNr"> 41 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"88"</span><span class="Delimiter">,</span> <span class="Constant">"copy r8 to r8/m8-at-r32"</span><span class="Delimiter">);</span> -<span id="L42" class="LineNr"> 42 </span> -<span id="L43" class="LineNr"> 43 </span><span class="Delimiter">:(code)</span> -<span id="L44" class="LineNr"> 44 </span><span class="Normal">void</span> <a href='021byte_addressing.cc.html#L44'>test_copy_r8_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0x224488ab</span><span class="Delimiter">;</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L47" class="LineNr"> 47 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">" 88 18 \n"</span> <span class="Comment">// copy BL to the byte at *EAX</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (src BL) 000 (dest EAX)</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Constant">"f0 cc bb aa\n"</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Constant">"run: copy BL to r8/m8-at-r32\n"</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Constant">"run: storing 0xab\n"</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Delimiter">);</span> -<span id="L60" class="LineNr"> 60 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">0xaabbccab</span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Constant">0x2000</span><span class="Delimiter">));</span> -<span id="L61" class="LineNr"> 61 </span><span class="Delimiter">}</span> -<span id="L62" class="LineNr"> 62 </span> -<span id="L63" class="LineNr"> 63 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L64" class="LineNr"> 64 </span><span class="Normal">case</span> <span class="Constant">0x88</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r8 to r/m8</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rsrc = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L67" class="LineNr"> 67 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy "</span> << <a href='021byte_addressing.cc.html#L7'>rname_8bit</a><span class="Delimiter">(</span>rsrc<span class="Delimiter">)</span> << <span class="Constant">" to r8/m8-at-r32"</span> << end<span class="Delimiter">();</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Comment">// use unsigned to zero-extend 8-bit value to 32 bits</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Normal">uint8_t</span>* dest = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint8_t</span>*><span class="Delimiter">(</span><a href='021byte_addressing.cc.html#L21'>effective_byte_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">));</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span>* src = <a href='021byte_addressing.cc.html#L33'>reg_8bit</a><span class="Delimiter">(</span>rsrc<span class="Delimiter">);</span> -<span id="L71" class="LineNr"> 71 </span> *dest = *src<span class="Delimiter">;</span> -<span id="L72" class="LineNr"> 72 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>*dest<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L74" class="LineNr"> 74 </span><span class="Delimiter">}</span> -<span id="L75" class="LineNr"> 75 </span> -<span id="L76" class="LineNr"> 76 </span><span class="Comment">//:</span> -<span id="L77" class="LineNr"> 77 </span> -<span id="L78" class="LineNr"> 78 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L79" class="LineNr"> 79 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"8a"</span><span class="Delimiter">,</span> <span class="Constant">"copy r8/m8-at-r32 to r8"</span><span class="Delimiter">);</span> -<span id="L80" class="LineNr"> 80 </span> -<span id="L81" class="LineNr"> 81 </span><span class="Delimiter">:(code)</span> -<span id="L82" class="LineNr"> 82 </span><span class="Normal">void</span> <a href='021byte_addressing.cc.html#L82'>test_copy_mem_at_r32_to_r8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>i = <span class="Constant">0xaabbcc0f</span><span class="Delimiter">;</span> <span class="Comment">// one nibble each of lowest byte set to all 0s and all 1s, to maximize value of this test</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L85" class="LineNr"> 85 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">" 8a 18 \n"</span> <span class="Comment">// copy just the byte at *EAX to BL</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 011 (dest EBX) 000 (src EAX)</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">"ab ff ff ff\n"</span> <span class="Comment">// 0xab with more data in following bytes</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Constant">"run: copy r8/m8-at-r32 to BL\n"</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Constant">"run: storing 0xab\n"</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Comment">// remaining bytes of EBX are *not* cleared</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Constant">"run: <a href='010---vm.cc.html#L16'>EBX</a> now contains 0xaabbccab\n"</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">);</span> -<span id="L100" class="LineNr">100 </span><span class="Delimiter">}</span> -<span id="L101" class="LineNr">101 </span> -<span id="L102" class="LineNr">102 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L103" class="LineNr">103 </span><span class="Normal">case</span> <span class="Constant">0x8a</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r/m8 to r8</span> -<span id="L104" class="LineNr">104 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rdest = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> -<span id="L106" class="LineNr">106 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy r8/m8-at-r32 to "</span> << <a href='021byte_addressing.cc.html#L7'>rname_8bit</a><span class="Delimiter">(</span>rdest<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L107" class="LineNr">107 </span> <span class="Comment">// use unsigned to zero-extend 8-bit value to 32 bits</span> -<span id="L108" class="LineNr">108 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span>* src = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint8_t</span>*><span class="Delimiter">(</span><a href='021byte_addressing.cc.html#L21'>effective_byte_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">));</span> -<span id="L109" class="LineNr">109 </span> <span class="Normal">uint8_t</span>* dest = <a href='021byte_addressing.cc.html#L33'>reg_8bit</a><span class="Delimiter">(</span>rdest<span class="Delimiter">);</span> -<span id="L110" class="LineNr">110 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>*src<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L111" class="LineNr">111 </span> *dest = *src<span class="Delimiter">;</span> -<span id="L112" class="LineNr">112 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> rdest_32bit = rdest & <span class="Constant">0x3</span><span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <a href='013direct_addressing.cc.html#L136'>rname</a><span class="Delimiter">(</span>rdest_32bit<span class="Delimiter">)</span> << <span class="Constant">" now contains 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[rdest_32bit]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L114" class="LineNr">114 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span> -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="Delimiter">:(code)</span> -<span id="L118" class="LineNr">118 </span><span class="Normal">void</span> <a href='021byte_addressing.cc.html#L118'>test_cannot_copy_byte_to_ESP_EBP_ESI_EDI</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L119" class="LineNr">119 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESI]<span class="Delimiter">.</span>u = <span class="Constant">0xaabbccdd</span><span class="Delimiter">;</span> -<span id="L120" class="LineNr">120 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBX]<span class="Delimiter">.</span>u = <span class="Constant">0x11223344</span><span class="Delimiter">;</span> -<span id="L121" class="LineNr">121 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L122" class="LineNr">122 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L123" class="LineNr">123 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L124" class="LineNr">124 </span> <span class="Constant">" 8a f3 \n"</span> <span class="Comment">// copy just the byte at *EBX to 8-bit register '6'</span> -<span id="L125" class="LineNr">125 </span> <span class="Comment">// ModR/M in binary: 11 (direct mode) 110 (dest 8-bit 'register 6') 011 (src EBX)</span> -<span id="L126" class="LineNr">126 </span> <span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L128" class="LineNr">128 </span> <span class="Comment">// ensure 8-bit register '6' is DH, not ESI</span> -<span id="L129" class="LineNr">129 </span> <span class="Constant">"run: copy r8/m8-at-r32 to DH\n"</span> -<span id="L130" class="LineNr">130 </span> <span class="Constant">"run: storing 0x44\n"</span> -<span id="L131" class="LineNr">131 </span> <span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <span class="Comment">// ensure ESI is unchanged</span> -<span id="L133" class="LineNr">133 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESI]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> <span class="Constant">0xaabbccdd</span><span class="Delimiter">);</span> -<span id="L134" class="LineNr">134 </span><span class="Delimiter">}</span> -<span id="L135" class="LineNr">135 </span> -<span id="L136" class="LineNr">136 </span><span class="Comment">//:</span> -<span id="L137" class="LineNr">137 </span> -<span id="L138" class="LineNr">138 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L139" class="LineNr">139 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"c6"</span><span class="Delimiter">,</span> <span class="Constant">"copy imm8 to r8/m8-at-r32 (mov)"</span><span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> -<span id="L141" class="LineNr">141 </span><span class="Delimiter">:(code)</span> -<span id="L142" class="LineNr">142 </span><span class="Normal">void</span> <a href='021byte_addressing.cc.html#L142'>test_copy_imm8_to_mem_at_r32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L143" class="LineNr">143 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">0x2000</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L145" class="LineNr">145 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L146" class="LineNr">146 </span> <span class="Comment">// op ModR/M SIB displacement immediate</span> -<span id="L147" class="LineNr">147 </span> <span class="Constant">" c6 00 dd \n"</span> <span class="Comment">// copy to the byte at *EAX</span> -<span id="L148" class="LineNr">148 </span> <span class="Comment">// ModR/M in binary: 00 (indirect mode) 000 (unused) 000 (dest EAX)</span> -<span id="L149" class="LineNr">149 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L150" class="LineNr">150 </span> <span class="Constant">"f0 cc bb aa\n"</span> -<span id="L151" class="LineNr">151 </span> <span class="Delimiter">);</span> -<span id="L152" class="LineNr">152 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L153" class="LineNr">153 </span> <span class="Constant">"run: copy imm8 to r8/m8-at-r32\n"</span> -<span id="L154" class="LineNr">154 </span> <span class="Constant">"run: effective address is 0x00002000 (EAX)\n"</span> -<span id="L155" class="LineNr">155 </span> <span class="Constant">"run: storing 0xdd\n"</span> -<span id="L156" class="LineNr">156 </span> <span class="Delimiter">);</span> -<span id="L157" class="LineNr">157 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><span class="Constant">0xaabbccdd</span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span><span class="Constant">0x2000</span><span class="Delimiter">));</span> -<span id="L158" class="LineNr">158 </span><span class="Delimiter">}</span> -<span id="L159" class="LineNr">159 </span> -<span id="L160" class="LineNr">160 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L161" class="LineNr">161 </span><span class="Normal">case</span> <span class="Constant">0xc6</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm8 to r/m8</span> -<span id="L162" class="LineNr">162 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> modrm = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> src = <a href='010---vm.cc.html#L339'>next</a><span class="Delimiter">();</span> -<span id="L164" class="LineNr">164 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"copy imm8 to r8/m8-at-r32"</span> << end<span class="Delimiter">();</span> -<span id="L165" class="LineNr">165 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"imm8 is 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>src<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L166" class="LineNr">166 </span> <span class="Normal">const</span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// middle 3 'reg opcode' bits</span> -<span id="L167" class="LineNr">167 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>subop != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr">168 </span> cerr << <span class="Constant">"unrecognized subop for opcode c6: "</span> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="Constant">" (only 0/copy currently implemented)\n"</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L170" class="LineNr">170 </span> <span class="Delimiter">}</span> -<span id="L171" class="LineNr">171 </span> <span class="Comment">// use unsigned to zero-extend 8-bit value to 32 bits</span> -<span id="L172" class="LineNr">172 </span> <span class="Normal">uint8_t</span>* dest = <span class="Normal">reinterpret_cast</span><<span class="Normal">uint8_t</span>*><span class="Delimiter">(</span><a href='021byte_addressing.cc.html#L21'>effective_byte_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">));</span> -<span id="L173" class="LineNr">173 </span> *dest = src<span class="Delimiter">;</span> -<span id="L174" class="LineNr">174 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>*dest<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L175" class="LineNr">175 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L176" class="LineNr">176 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/022div.cc.html b/html/subx/022div.cc.html deleted file mode 100644 index f2dd69ed..00000000 --- a/html/subx/022div.cc.html +++ /dev/null @@ -1,100 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/022div.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/022div.cc'>https://github.com/akkartik/mu/blob/master/subx/022div.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: helper for division operations: sign-extend EAX into EDX</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(before "End Initialize Op Names")</span> -<span id="L4" class="LineNr"> 4 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">"99"</span><span class="Delimiter">,</span> <span class="Constant">"sign-extend <a href='010---vm.cc.html#L13'>EAX</a> into <a href='010---vm.cc.html#L15'>EDX</a> (cdq)"</span><span class="Delimiter">);</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(code)</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">void</span> <a href='022div.cc.html#L7'>test_cdq</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = <span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L9" class="LineNr"> 9 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L10" class="LineNr">10 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L11" class="LineNr">11 </span> <span class="Constant">"99\n"</span> -<span id="L12" class="LineNr">12 </span> <span class="Delimiter">);</span> -<span id="L13" class="LineNr">13 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L14" class="LineNr">14 </span> <span class="Constant">"run: sign-extend <a href='010---vm.cc.html#L13'>EAX</a> into EDX\n"</span> -<span id="L15" class="LineNr">15 </span> <span class="Constant">"run: <a href='010---vm.cc.html#L15'>EDX</a> is now 0x00000000\n"</span> -<span id="L16" class="LineNr">16 </span> <span class="Delimiter">);</span> -<span id="L17" class="LineNr">17 </span><span class="Delimiter">}</span> -<span id="L18" class="LineNr">18 </span> -<span id="L19" class="LineNr">19 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> -<span id="L20" class="LineNr">20 </span><span class="Normal">case</span> <span class="Constant">0x99</span>: <span class="Delimiter">{</span> <span class="Comment">// sign-extend EAX into EDX</span> -<span id="L21" class="LineNr">21 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"sign-extend <a href='010---vm.cc.html#L13'>EAX</a> into EDX"</span> << end<span class="Delimiter">();</span> -<span id="L22" class="LineNr">22 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>i = <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i < <span class="Constant">0</span><span class="Delimiter">)</span> ? -<span class="Constant">1</span> : <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L23" class="LineNr">23 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"EDX is now 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EDX]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L24" class="LineNr">24 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L25" class="LineNr">25 </span><span class="Delimiter">}</span> -<span id="L26" class="LineNr">26 </span> -<span id="L27" class="LineNr">27 </span><span class="Delimiter">:(code)</span> -<span id="L28" class="LineNr">28 </span><span class="Normal">void</span> <a href='022div.cc.html#L28'>test_cdq_negative</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L29" class="LineNr">29 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>i = -<span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L30" class="LineNr">30 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L31" class="LineNr">31 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L32" class="LineNr">32 </span> <span class="Constant">"99\n"</span> -<span id="L33" class="LineNr">33 </span> <span class="Delimiter">);</span> -<span id="L34" class="LineNr">34 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L35" class="LineNr">35 </span> <span class="Constant">"run: sign-extend <a href='010---vm.cc.html#L13'>EAX</a> into EDX\n"</span> -<span id="L36" class="LineNr">36 </span> <span class="Constant">"run: <a href='010---vm.cc.html#L15'>EDX</a> is now 0xffffffff\n"</span> -<span id="L37" class="LineNr">37 </span> <span class="Delimiter">);</span> -<span id="L38" class="LineNr">38 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/028translate.cc.html b/html/subx/028translate.cc.html deleted file mode 100644 index 3ca4d749..00000000 --- a/html/subx/028translate.cc.html +++ /dev/null @@ -1,263 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/028translate.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.SalientComment { color: #0000af; } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.PreProc { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/028translate.cc'>https://github.com/akkartik/mu/blob/master/subx/028translate.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: The bedrock level 1 of abstraction is now done, and we're going to start</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: building levels above it that make programming in x86 machine code a</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: little more ergonomic.</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//:</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: All levels will be "pass through by default". Whatever they don't</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: understand they will silently pass through to lower levels.</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//:</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: Since raw hex bytes of machine code are always possible to inject, SubX is</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: not a language, and we aren't building a compiler. This is something</span> -<span id="L10" class="LineNr"> 10 </span><span class="Comment">//: deliberately leakier. Levels are more for improving auditing, checks and</span> -<span id="L11" class="LineNr"> 11 </span><span class="Comment">//: error messages rather than for hiding low-level details.</span> -<span id="L12" class="LineNr"> 12 </span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: Translator workflow: read 'source' file. Run a series of transforms on it,</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">//: each passing through what it doesn't understand. The final program should</span> -<span id="L15" class="LineNr"> 15 </span><span class="Comment">//: be just machine code, suitable to write to an ELF binary.</span> -<span id="L16" class="LineNr"> 16 </span><span class="Comment">//:</span> -<span id="L17" class="LineNr"> 17 </span><span class="Comment">//: Higher levels usually transform code on the basis of metadata.</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(before "End Main")</span> -<span id="L20" class="LineNr"> 20 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"translate"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L21" class="LineNr"> 21 </span> <a href='003trace.cc.html#L206'>START_TRACING_UNTIL_END_OF_SCOPE</a><span class="Delimiter">;</span> -<span id="L22" class="LineNr"> 22 </span> <a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">();</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Comment">// Begin subx translate</span> -<span id="L24" class="LineNr"> 24 </span> <a href='011run.cc.html#L101'>program</a> p<span class="Delimiter">;</span> -<span id="L25" class="LineNr"> 25 </span> string output_filename<span class="Delimiter">;</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip 'subx translate'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span> i < argc<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>argv[i]<span class="Delimiter">,</span> <span class="Constant">"-o"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L28" class="LineNr"> 28 </span> ++i<span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i >= argc<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L30" class="LineNr"> 30 </span> <a href='028translate.cc.html#L71'>print_translate_usage</a><span class="Delimiter">();</span> -<span id="L31" class="LineNr"> 31 </span> cerr << <span class="Constant">"'-o' must be followed by a filename to write results to\n"</span><span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Delimiter">}</span> -<span id="L34" class="LineNr"> 34 </span> output_filename = argv[i]<span class="Delimiter">;</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"parse"</span><span class="Delimiter">)</span> << argv[i] << end<span class="Delimiter">();</span> -<span id="L38" class="LineNr"> 38 </span> ifstream fin<span class="Delimiter">(</span>argv[i]<span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L40" class="LineNr"> 40 </span> cerr << <span class="Constant">"could not open "</span> << argv[i] << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L42" class="LineNr"> 42 </span> <span class="Delimiter">}</span> -<span id="L43" class="LineNr"> 43 </span> parse<span class="Delimiter">(</span>fin<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Delimiter">}</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Delimiter">}</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L48" class="LineNr"> 48 </span> <a href='028translate.cc.html#L71'>print_translate_usage</a><span class="Delimiter">();</span> -<span id="L49" class="LineNr"> 49 </span> cerr << <span class="Constant">"nothing to do; must provide at least one file to read\n"</span><span class="Delimiter">;</span> -<span id="L50" class="LineNr"> 50 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">}</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>output_filename<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L53" class="LineNr"> 53 </span> <a href='028translate.cc.html#L71'>print_translate_usage</a><span class="Delimiter">();</span> -<span id="L54" class="LineNr"> 54 </span> cerr << <span class="Constant">"must provide a filename to write to using '-o'\n"</span><span class="Delimiter">;</span> -<span id="L55" class="LineNr"> 55 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Delimiter">}</span> -<span id="L57" class="LineNr"> 57 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"begin"</span> << end<span class="Delimiter">();</span> -<span id="L58" class="LineNr"> 58 </span> transform<span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L60" class="LineNr"> 60 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"translate"</span><span class="Delimiter">)</span> << <span class="Constant">"begin"</span> << end<span class="Delimiter">();</span> -<span id="L61" class="LineNr"> 61 </span> <a href='028translate.cc.html#L76'>save_elf</a><span class="Delimiter">(</span>p<span class="Delimiter">,</span> output_filename<span class="Delimiter">);</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L63" class="LineNr"> 63 </span> unlink<span class="Delimiter">(</span>output_filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Delimiter">}</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Comment">// End subx translate</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L68" class="LineNr"> 68 </span><span class="Delimiter">}</span> -<span id="L69" class="LineNr"> 69 </span> -<span id="L70" class="LineNr"> 70 </span><span class="Delimiter">:(code)</span> -<span id="L71" class="LineNr"> 71 </span><span class="Normal">void</span> <a href='028translate.cc.html#L71'>print_translate_usage</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L72" class="LineNr"> 72 </span> cerr << <span class="Constant">"Usage: subx translate file1 file2 ... -o output\n"</span><span class="Delimiter">;</span> -<span id="L73" class="LineNr"> 73 </span><span class="Delimiter">}</span> -<span id="L74" class="LineNr"> 74 </span> -<span id="L75" class="LineNr"> 75 </span><span class="Comment">// write out a program to a bare-bones ELF file</span> -<span id="L76" class="LineNr"> 76 </span><span class="Normal">void</span> <a href='028translate.cc.html#L76'>save_elf</a><span class="Delimiter">(</span><span class="Normal">const</span> program& p<span class="Delimiter">,</span> <span class="Normal">const</span> string& filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L77" class="LineNr"> 77 </span> ofstream out<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> ios::binary<span class="Delimiter">);</span> -<span id="L78" class="LineNr"> 78 </span> <a href='028translate.cc.html#L84'>write_elf_header</a><span class="Delimiter">(</span>out<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>size<span class="Delimiter">();</span> ++i<span class="Delimiter">)</span> -<span id="L80" class="LineNr"> 80 </span> <a href='028translate.cc.html#L180'>write_segment</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> out<span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span> out<span class="Delimiter">.</span>close<span class="Delimiter">();</span> -<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span> -<span id="L83" class="LineNr"> 83 </span> -<span id="L84" class="LineNr"> 84 </span><span class="Normal">void</span> <a href='028translate.cc.html#L84'>write_elf_header</a><span class="Delimiter">(</span>ostream& out<span class="Delimiter">,</span> <span class="Normal">const</span> program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Normal">char</span> c = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L86" class="LineNr"> 86 </span><span class="PreProc">#define </span><span class="Special">O</span><span class="PreProc">(</span><span class="Special">X</span><span class="PreProc">) c = (</span><span class="Special">X</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> out</span><span class="Delimiter">.</span><span class="PreProc">write(&c</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Normal">sizeof</span><span class="PreProc">(c))</span> -<span id="L87" class="LineNr"> 87 </span><span class="Comment">// host is required to be little-endian</span> -<span id="L88" class="LineNr"> 88 </span><span class="PreProc">#define emit(</span><span class="Special">X</span><span class="PreProc">) out</span><span class="Delimiter">.</span><span class="PreProc">write(</span><span class="Normal">reinterpret_cast</span><span class="PreProc"><</span><span class="Normal">const</span><span class="PreProc"> </span><span class="Normal">char</span><span class="PreProc">*>(&</span><span class="Special">X</span><span class="PreProc">)</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Normal">sizeof</span><span class="PreProc">(</span><span class="Special">X</span><span class="PreProc">))</span> -<span id="L89" class="LineNr"> 89 </span> <span class="SalientComment">//// ehdr</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Comment">// e_ident</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x7f</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">E</span><span class="Comment">*/</span><span class="Constant">0x45</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">L</span><span class="Comment">*/</span><span class="Constant">0x4c</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">F</span><span class="Comment">*/</span><span class="Constant">0x46</span><span class="Delimiter">);</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x1</span><span class="Delimiter">);</span> <span class="Comment">// 32-bit format</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x1</span><span class="Delimiter">);</span> <span class="Comment">// little-endian</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x1</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x0</span><span class="Delimiter">);</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <span class="Constant">8</span><span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x0</span><span class="Delimiter">);</span> <span class="Delimiter">}</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Comment">// e_type</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x02</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Comment">// e_machine</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x03</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L100" class="LineNr">100 </span> <span class="Comment">// e_version</span> -<span id="L101" class="LineNr">101 </span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x01</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x00</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x00</span><span class="Delimiter">);</span> <span class="Special">O</span><span class="Delimiter">(</span><span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L102" class="LineNr">102 </span> <span class="Comment">// e_entry</span> -<span id="L103" class="LineNr">103 </span> <span class="Normal">uint32_t</span> <a href='035labels.cc.html#L44'>e_entry</a> = find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">)-></span>start<span class="Delimiter">;</span> -<span id="L104" class="LineNr">104 </span> <span class="Comment">// Override e_entry</span> -<span id="L105" class="LineNr">105 </span> emit<span class="Delimiter">(</span><a href='035labels.cc.html#L44'>e_entry</a><span class="Delimiter">);</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">// e_phoff -- immediately after ELF header</span> -<span id="L107" class="LineNr">107 </span> <span class="Normal">uint32_t</span> e_phoff = <span class="Constant">0x34</span><span class="Delimiter">;</span> -<span id="L108" class="LineNr">108 </span> emit<span class="Delimiter">(</span>e_phoff<span class="Delimiter">);</span> -<span id="L109" class="LineNr">109 </span> <span class="Comment">// e_shoff; unused</span> -<span id="L110" class="LineNr">110 </span> <span class="Normal">uint32_t</span> dummy32 = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L111" class="LineNr">111 </span> emit<span class="Delimiter">(</span>dummy32<span class="Delimiter">);</span> -<span id="L112" class="LineNr">112 </span> <span class="Comment">// e_flags; unused</span> -<span id="L113" class="LineNr">113 </span> emit<span class="Delimiter">(</span>dummy32<span class="Delimiter">);</span> -<span id="L114" class="LineNr">114 </span> <span class="Comment">// e_ehsize</span> -<span id="L115" class="LineNr">115 </span> <span class="Normal">uint16_t</span> e_ehsize = <span class="Constant">0x34</span><span class="Delimiter">;</span> -<span id="L116" class="LineNr">116 </span> emit<span class="Delimiter">(</span>e_ehsize<span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span> <span class="Comment">// e_phentsize</span> -<span id="L118" class="LineNr">118 </span> <span class="Normal">uint16_t</span> e_phentsize = <span class="Constant">0x20</span><span class="Delimiter">;</span> -<span id="L119" class="LineNr">119 </span> emit<span class="Delimiter">(</span>e_phentsize<span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span> <span class="Comment">// e_phnum</span> -<span id="L121" class="LineNr">121 </span> <span class="Normal">uint16_t</span> e_phnum = <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> -<span id="L122" class="LineNr">122 </span> emit<span class="Delimiter">(</span>e_phnum<span class="Delimiter">);</span> -<span id="L123" class="LineNr">123 </span> <span class="Comment">// e_shentsize</span> -<span id="L124" class="LineNr">124 </span> <span class="Normal">uint16_t</span> dummy16 = <span class="Constant">0x0</span><span class="Delimiter">;</span> -<span id="L125" class="LineNr">125 </span> emit<span class="Delimiter">(</span>dummy16<span class="Delimiter">);</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment">// e_shnum</span> -<span id="L127" class="LineNr">127 </span> emit<span class="Delimiter">(</span>dummy16<span class="Delimiter">);</span> -<span id="L128" class="LineNr">128 </span> <span class="Comment">// e_shstrndx</span> -<span id="L129" class="LineNr">129 </span> emit<span class="Delimiter">(</span>dummy16<span class="Delimiter">);</span> -<span id="L130" class="LineNr">130 </span> -<span id="L131" class="LineNr">131 </span> <span class="Normal">uint32_t</span> p_offset = <span class="Comment">/*</span><span class="Comment">size of ehdr</span><span class="Comment">*/</span><span class="Constant">0x34</span> + <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">)</span>*<span class="Constant">0x20</span><span class="Comment">/*</span><span class="Comment">size of each phdr</span><span class="Comment">*/</span><span class="Delimiter">;</span> -<span id="L132" class="LineNr">132 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L133" class="LineNr">133 </span> <span class="Normal">const</span> segment& curr = p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L134" class="LineNr">134 </span> <span class="SalientComment">//// phdr</span> -<span id="L135" class="LineNr">135 </span> <span class="Comment">// p_type</span> -<span id="L136" class="LineNr">136 </span> <span class="Normal">uint32_t</span> p_type = <span class="Constant">0x1</span><span class="Delimiter">;</span> -<span id="L137" class="LineNr">137 </span> emit<span class="Delimiter">(</span>p_type<span class="Delimiter">);</span> -<span id="L138" class="LineNr">138 </span> <span class="Comment">// p_offset</span> -<span id="L139" class="LineNr">139 </span> emit<span class="Delimiter">(</span>p_offset<span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> <span class="Comment">// p_vaddr</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">uint32_t</span> p_start = curr<span class="Delimiter">.</span>start<span class="Delimiter">;</span> -<span id="L142" class="LineNr">142 </span> emit<span class="Delimiter">(</span>p_start<span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <span class="Comment">// p_paddr</span> -<span id="L144" class="LineNr">144 </span> emit<span class="Delimiter">(</span>p_start<span class="Delimiter">);</span> -<span id="L145" class="LineNr">145 </span> <span class="Comment">// p_filesz</span> -<span id="L146" class="LineNr">146 </span> <span class="Normal">uint32_t</span> size = <a href='028translate.cc.html#L190'>num_words</a><span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L147" class="LineNr">147 </span> assert<span class="Delimiter">(</span>p_offset + size < <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a><span class="Delimiter">);</span> -<span id="L148" class="LineNr">148 </span> emit<span class="Delimiter">(</span>size<span class="Delimiter">);</span> -<span id="L149" class="LineNr">149 </span> <span class="Comment">// p_memsz</span> -<span id="L150" class="LineNr">150 </span> emit<span class="Delimiter">(</span>size<span class="Delimiter">);</span> -<span id="L151" class="LineNr">151 </span> <span class="Comment">// p_flags</span> -<span id="L152" class="LineNr">152 </span> <span class="Normal">uint32_t</span> p_flags = <span class="Delimiter">(</span>curr<span class="Delimiter">.</span><a href='011run.cc.html#L110'>name</a> == <span class="Constant">"code"</span><span class="Delimiter">)</span> ? <span class="Comment">/*</span><span class="Comment">r-x</span><span class="Comment">*/</span><span class="Constant">0x5</span> : <span class="Comment">/*</span><span class="Comment">rw-</span><span class="Comment">*/</span><span class="Constant">0x6</span><span class="Delimiter">;</span> -<span id="L153" class="LineNr">153 </span> emit<span class="Delimiter">(</span>p_flags<span class="Delimiter">);</span> -<span id="L154" class="LineNr">154 </span> -<span id="L155" class="LineNr">155 </span> <span class="Comment">// p_align</span> -<span id="L156" class="LineNr">156 </span> <span class="Comment">// "As the system creates or augments a process image, it logically copies</span> -<span id="L157" class="LineNr">157 </span> <span class="Comment">// a file's segment to a virtual memory segment. When—and if— the system</span> -<span id="L158" class="LineNr">158 </span> <span class="Comment">// physically reads the file depends on the program's execution behavior,</span> -<span id="L159" class="LineNr">159 </span> <span class="Comment">// system load, and so on. A process does not require a physical page</span> -<span id="L160" class="LineNr">160 </span> <span class="Comment">// unless it references the logical page during execution, and processes</span> -<span id="L161" class="LineNr">161 </span> <span class="Comment">// commonly leave many pages unreferenced. Therefore delaying physical</span> -<span id="L162" class="LineNr">162 </span> <span class="Comment">// reads frequently obviates them, improving system performance. To obtain</span> -<span id="L163" class="LineNr">163 </span> <span class="Comment">// this efficiency in practice, executable and shared object files must</span> -<span id="L164" class="LineNr">164 </span> <span class="Comment">// have segment images whose file offsets and virtual addresses are</span> -<span id="L165" class="LineNr">165 </span> <span class="Comment">// congruent, modulo the page size." -- <a href="http://refspecs.linuxbase.org/elf/elf.pdf">http://refspecs.linuxbase.org/elf/elf.pdf</a> (page 95)</span> -<span id="L166" class="LineNr">166 </span> <span class="Normal">uint32_t</span> p_align = <span class="Constant">0x1000</span><span class="Delimiter">;</span> <span class="Comment">// default page size on linux</span> -<span id="L167" class="LineNr">167 </span> emit<span class="Delimiter">(</span>p_align<span class="Delimiter">);</span> -<span id="L168" class="LineNr">168 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_offset % p_align != p_start % p_align<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L169" class="LineNr">169 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"segment starting at 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << p_start << <span class="Constant">" is improperly aligned; alignment for p_offset "</span> << p_offset << <span class="Constant">" should be "</span> << <span class="Delimiter">(</span>p_offset % p_align<span class="Delimiter">)</span> << <span class="Constant">" but is "</span> << <span class="Delimiter">(</span>p_start % p_align<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L170" class="LineNr">170 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L171" class="LineNr">171 </span> <span class="Delimiter">}</span> -<span id="L172" class="LineNr">172 </span> -<span id="L173" class="LineNr">173 </span> <span class="Comment">// prepare for next segment</span> -<span id="L174" class="LineNr">174 </span> p_offset += size<span class="Delimiter">;</span> -<span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> -<span id="L176" class="LineNr">176 </span><span class="PreProc">#undef </span><span class="Special">O</span> -<span id="L177" class="LineNr">177 </span><span class="PreProc">#undef emit</span> -<span id="L178" class="LineNr">178 </span><span class="Delimiter">}</span> -<span id="L179" class="LineNr">179 </span> -<span id="L180" class="LineNr">180 </span><span class="Normal">void</span> <a href='028translate.cc.html#L180'>write_segment</a><span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">,</span> ostream& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L182" class="LineNr">182 </span> <span class="Normal">const</span> vector<word>& w = s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">;</span> -<span id="L183" class="LineNr">183 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L184" class="LineNr">184 </span> <span class="Normal">uint8_t</span> x = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>data<span class="Delimiter">);</span> <span class="Comment">// we're done with metadata by this point</span> -<span id="L185" class="LineNr">185 </span> out<span class="Delimiter">.</span>write<span class="Delimiter">(</span><span class="Normal">reinterpret_cast</span><<span class="Normal">const</span> <span class="Normal">char</span>*><span class="Delimiter">(</span>&x<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">sizeof(byte)</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L186" class="LineNr">186 </span> <span class="Delimiter">}</span> -<span id="L187" class="LineNr">187 </span> <span class="Delimiter">}</span> -<span id="L188" class="LineNr">188 </span><span class="Delimiter">}</span> -<span id="L189" class="LineNr">189 </span> -<span id="L190" class="LineNr">190 </span><span class="Normal">uint32_t</span> <a href='028translate.cc.html#L190'>num_words</a><span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <span class="Normal">uint32_t</span> sum = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L192" class="LineNr">192 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L193" class="LineNr">193 </span> sum += <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> -<span id="L194" class="LineNr">194 </span> <span class="Identifier">return</span> sum<span class="Delimiter">;</span> -<span id="L195" class="LineNr">195 </span><span class="Delimiter">}</span> -<span id="L196" class="LineNr">196 </span> -<span id="L197" class="LineNr">197 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L198" class="LineNr">198 </span><span class="Normal">using</span> std::ios<span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/029transforms.cc.html b/html/subx/029transforms.cc.html deleted file mode 100644 index 75383daa..00000000 --- a/html/subx/029transforms.cc.html +++ /dev/null @@ -1,123 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/029transforms.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/029transforms.cc'>https://github.com/akkartik/mu/blob/master/subx/029transforms.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Ordering transforms is a well-known hard problem when building compilers.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: In our case we also have the additional notion of layers. The ordering of</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: layers can have nothing in common with the ordering of transforms when</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: SubX is tangled and run. This can be confusing for readers, particularly</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: if later layers start inserting transforms at arbitrary points between</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: transforms introduced earlier. Over time adding transforms can get harder</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: and harder, having to meet the constraints of everything that's come</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: before. It's worth thinking about organization up-front so the ordering is</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: easy to hold in our heads, and it's obvious where to add a new transform.</span> -<span id="L10" class="LineNr">10 </span><span class="Comment">//: Some constraints:</span> -<span id="L11" class="LineNr">11 </span><span class="Comment">//:</span> -<span id="L12" class="LineNr">12 </span><span class="Comment">//: 1. Layers force us to build SubX bottom-up; since we want to be able to</span> -<span id="L13" class="LineNr">13 </span><span class="Comment">//: build and run SubX after stopping loading at any layer, the overall</span> -<span id="L14" class="LineNr">14 </span><span class="Comment">//: organization has to be to introduce primitives before we start using</span> -<span id="L15" class="LineNr">15 </span><span class="Comment">//: them.</span> -<span id="L16" class="LineNr">16 </span><span class="Comment">//:</span> -<span id="L17" class="LineNr">17 </span><span class="Comment">//: 2. Transforms usually need to be run top-down, converting high-level</span> -<span id="L18" class="LineNr">18 </span><span class="Comment">//: representations to low-level ones so that low-level layers can be</span> -<span id="L19" class="LineNr">19 </span><span class="Comment">//: oblivious to them.</span> -<span id="L20" class="LineNr">20 </span><span class="Comment">//:</span> -<span id="L21" class="LineNr">21 </span><span class="Comment">//: 3. When running we'd often like new representations to be checked before</span> -<span id="L22" class="LineNr">22 </span><span class="Comment">//: they are transformed away. The whole reason for new representations is</span> -<span id="L23" class="LineNr">23 </span><span class="Comment">//: often to add new kinds of automatic checking for our machine code</span> -<span id="L24" class="LineNr">24 </span><span class="Comment">//: programs.</span> -<span id="L25" class="LineNr">25 </span><span class="Comment">//:</span> -<span id="L26" class="LineNr">26 </span><span class="Comment">//: Putting these constraints together, we'll use the following broad</span> -<span id="L27" class="LineNr">27 </span><span class="Comment">//: organization:</span> -<span id="L28" class="LineNr">28 </span><span class="Comment">//:</span> -<span id="L29" class="LineNr">29 </span><span class="Comment">//: a) We'll divide up our transforms into "levels", each level consisting</span> -<span id="L30" class="LineNr">30 </span><span class="Comment">//: of multiple transforms, and dealing in some new set of representational</span> -<span id="L31" class="LineNr">31 </span><span class="Comment">//: ideas. Levels will be added in reverse order to the one their transforms</span> -<span id="L32" class="LineNr">32 </span><span class="Comment">//: will be run in.</span> -<span id="L33" class="LineNr">33 </span><span class="Comment">//:</span> -<span id="L34" class="LineNr">34 </span><span class="Comment">//: To run all transforms:</span> -<span id="L35" class="LineNr">35 </span><span class="Comment">//: Load transforms for level n</span> -<span id="L36" class="LineNr">36 </span><span class="Comment">//: Load transforms for level n-1</span> -<span id="L37" class="LineNr">37 </span><span class="Comment">//: ...</span> -<span id="L38" class="LineNr">38 </span><span class="Comment">//: Load transforms for level 2</span> -<span id="L39" class="LineNr">39 </span><span class="Comment">//: Run code at level 1</span> -<span id="L40" class="LineNr">40 </span><span class="Comment">//:</span> -<span id="L41" class="LineNr">41 </span><span class="Comment">//: b) *Within* a level we'll usually introduce transforms in the order</span> -<span id="L42" class="LineNr">42 </span><span class="Comment">//: they're run in.</span> -<span id="L43" class="LineNr">43 </span><span class="Comment">//:</span> -<span id="L44" class="LineNr">44 </span><span class="Comment">//: To run transforms for level n:</span> -<span id="L45" class="LineNr">45 </span><span class="Comment">//: Perform transform of layer l</span> -<span id="L46" class="LineNr">46 </span><span class="Comment">//: Perform transform of layer l+1</span> -<span id="L47" class="LineNr">47 </span><span class="Comment">//: ...</span> -<span id="L48" class="LineNr">48 </span><span class="Comment">//:</span> -<span id="L49" class="LineNr">49 </span><span class="Comment">//: c) Within a level it's often most natural to introduce a new</span> -<span id="L50" class="LineNr">50 </span><span class="Comment">//: representation by showing how it's transformed to the level below. To</span> -<span id="L51" class="LineNr">51 </span><span class="Comment">//: make such exceptions more obvious checks usually won't be first-class</span> -<span id="L52" class="LineNr">52 </span><span class="Comment">//: transforms; instead code that keeps the program unmodified will run</span> -<span id="L53" class="LineNr">53 </span><span class="Comment">//: within transforms before they mutate the program. As an example:</span> -<span id="L54" class="LineNr">54 </span><span class="Comment">//:</span> -<span id="L55" class="LineNr">55 </span><span class="Comment">//: Layer l introduces a transform</span> -<span id="L56" class="LineNr">56 </span><span class="Comment">//: Layer l+1 adds precondition checks for the transform</span> -<span id="L57" class="LineNr">57 </span><span class="Comment">//:</span> -<span id="L58" class="LineNr">58 </span><span class="Comment">//: This may all seem abstract, but will hopefully make sense over time. The</span> -<span id="L59" class="LineNr">59 </span><span class="Comment">//: goals are basically to always have a working program after any layer, to</span> -<span id="L60" class="LineNr">60 </span><span class="Comment">//: have the order of layers make narrative sense, and to order transforms</span> -<span id="L61" class="LineNr">61 </span><span class="Comment">//: correctly at runtime.</span> -<span id="L62" class="LineNr">62 </span> -<span id="L63" class="LineNr">63 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L64" class="LineNr">64 </span><span class="Comment">// Begin Transforms</span> -<span id="L65" class="LineNr">65 </span><span class="Comment">// End Transforms</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/030---operands.cc.html b/html/subx/030---operands.cc.html deleted file mode 100644 index c42a6a3e..00000000 --- a/html/subx/030---operands.cc.html +++ /dev/null @@ -1,554 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/030---operands.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Constant { color: #008787; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/030---operands.cc'>https://github.com/akkartik/mu/blob/master/subx/030---operands.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Beginning of "level 2": tagging bytes with metadata around what field of</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: an x86 instruction they're for.</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//:</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: The x86 instruction set is variable-length, and how a byte is interpreted</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: affects later instruction boundaries. A lot of the pain in programming</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: machine code stems from computer and programmer going out of sync on what</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: a byte means. The miscommunication is usually not immediately caught, and</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: metastasizes at runtime into kilobytes of misinterpreted instructions.</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//:</span> -<span id="L10" class="LineNr"> 10 </span><span class="Comment">//: To mitigate these issues, we'll start programming in terms of logical</span> -<span id="L11" class="LineNr"> 11 </span><span class="Comment">//: operands rather than physical bytes. Some operands are smaller than a</span> -<span id="L12" class="LineNr"> 12 </span><span class="Comment">//: byte, and others may consist of multiple bytes. This layer will correctly</span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: pack and order the bytes corresponding to the operands in an instruction.</span> -<span id="L14" class="LineNr"> 14 </span> -<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Texts")</span> -<span id="L16" class="LineNr"> 16 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"instructions"</span><span class="Delimiter">,</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Constant">"Each x86 instruction consists of an instruction or opcode and some number\n"</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Constant">"of operands.\n"</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"Each operand has a type. An instruction won't have more than one operand of\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Constant">"any type.\n"</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Constant">"Each instruction has some set of allowed operand types. It'll reject others.\n"</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Constant">"The complete list of operand types: mod, subop, r32 (register), rm32\n"</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Constant">"(register or memory), scale, index, base, disp8, disp16, <a href='040---tests.cc.html#L84'>disp32</a>, imm8,\n"</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Constant">"imm32.\n"</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Constant">"Each of these has its own help page. Try reading 'subx help mod' next.\n"</span> -<span id="L26" class="LineNr"> 26 </span><span class="Delimiter">);</span> -<span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Contents")</span> -<span id="L28" class="LineNr"> 28 </span>cerr << <span class="Constant">" instructions\n"</span><span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span> -<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">:(code)</span> -<span id="L31" class="LineNr"> 31 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L31'>test_pack_immediate_constants</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L32" class="LineNr"> 32 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L34" class="LineNr"> 34 </span> <span class="Constant">"bb 0x2a/imm32\n"</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">);</span> -<span id="L36" class="LineNr"> 36 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Constant">"transform: packing instruction 'bb 0x2a/imm32'\n"</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Constant">"transform: instruction after packing: 'bb 2a 00 00 00'\n"</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Constant">"run: copy imm32 0x0000002a to EBX\n"</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Delimiter">);</span> -<span id="L41" class="LineNr"> 41 </span><span class="Delimiter">}</span> -<span id="L42" class="LineNr"> 42 </span> -<span id="L43" class="LineNr"> 43 </span><span class="Comment">//: complete set of valid operand types</span> -<span id="L44" class="LineNr"> 44 </span> -<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L46" class="LineNr"> 46 </span>set<string> <span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">;</span> -<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L48" class="LineNr"> 48 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"subop"</span><span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"mod"</span><span class="Delimiter">);</span> -<span id="L50" class="LineNr"> 50 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"rm32"</span><span class="Delimiter">);</span> -<span id="L51" class="LineNr"> 51 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"base"</span><span class="Delimiter">);</span> -<span id="L52" class="LineNr"> 52 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"index"</span><span class="Delimiter">);</span> -<span id="L53" class="LineNr"> 53 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"scale"</span><span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"r32"</span><span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"disp8"</span><span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"disp16"</span><span class="Delimiter">);</span> -<span id="L57" class="LineNr"> 57 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"disp32"</span><span class="Delimiter">);</span> -<span id="L58" class="LineNr"> 58 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"imm8"</span><span class="Delimiter">);</span> -<span id="L59" class="LineNr"> 59 </span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"imm32"</span><span class="Delimiter">);</span> -<span id="L60" class="LineNr"> 60 </span> -<span id="L61" class="LineNr"> 61 </span><span class="Delimiter">:(before "End <a href='001help.cc.html#L53'>Help</a> Texts")</span> -<span id="L62" class="LineNr"> 62 </span><a href='030---operands.cc.html#L64'>init_operand_type_help</a><span class="Delimiter">();</span> -<span id="L63" class="LineNr"> 63 </span><span class="Delimiter">:(code)</span> -<span id="L64" class="LineNr"> 64 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L64'>init_operand_type_help</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L65" class="LineNr"> 65 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">"2-bit operand controlling the _addressing mode_ of many instructions,\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"to determine how to compute the _effective address_ to look up memory at\n"</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Constant">"based on the 'rm32' operand and potentially others.\n"</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">"\n"</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"If mod = 3, just operate on the <a href='003trace.cc.html#L117'>contents</a> of the register specified by rm32\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Constant">" (direct mode).\n"</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">"If mod = 2, effective address is usually* rm32 + disp32\n"</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">" (indirect mode with displacement).\n"</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Constant">"If mod = 1, effective address is usually* rm32 + disp8\n"</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Constant">" (indirect mode with displacement).\n"</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">"If mod = 0, effective address is usually* rm32 (indirect mode).\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"(* - The exception is when rm32 is '4'. Register 4 is the stack pointer (ESP).\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">" Using it as an address gets more involved. For more details,\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">" try reading the help pages for 'base', 'index' and 'scale'.)\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Constant">"\n"</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Constant">"For complete details, spend some time with two tables in the IA-32 software\n"</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Constant">"developer's manual that are also included in this repo:\n"</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">" - modrm.pdf: volume 2, table 2-2, \"</span><span class="Constant">32</span>-bit addressing with the ModR/<span class="Special">M</span> byte<span class="Delimiter">.</span>\<span class="Constant">".\n"</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Constant">" - sib.pdf: volume 2, table 2-3, \"</span><span class="Constant">32</span>-bit addressing with the SIB byte<span class="Delimiter">.</span>\<span class="Constant">".\n"</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Delimiter">);</span> -<span id="L86" class="LineNr"> 86 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Constant">"Additional 3-bit operand for determining the instruction when the opcode is 81, 8f or ff.\n"</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"Can't coexist with operand of type 'r32' in a single instruction, because the two use the same bits.\n"</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">);</span> -<span id="L90" class="LineNr"> 90 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">"3-bit operand specifying a register operand used directly, without any further addressing modes.\n"</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Constant">"32-bit value in register or memory. The precise details of its construction\n"</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Constant">"depend on the eponymous 3-bit 'rm32' operand, the 'mod' operand, and also\n"</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Constant">"potentially the 'SIB' operands ('scale', 'index' and 'base') and a displacement\n"</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Constant">"('disp8' or 'disp32').\n"</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Constant">"\n"</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Constant">"For complete details, spend some time with two tables in the IA-32 software\n"</span> -<span id="L100" class="LineNr">100 </span> <span class="Constant">"developer's manual that are also included in this repo:\n"</span> -<span id="L101" class="LineNr">101 </span> <span class="Constant">" - modrm.pdf: volume 2, table 2-2, \"</span><span class="Constant">32</span>-bit addressing with the ModR/<span class="Special">M</span> byte<span class="Delimiter">.</span>\<span class="Constant">".\n"</span> -<span id="L102" class="LineNr">102 </span> <span class="Constant">" - sib.pdf: volume 2, table 2-3, \"</span><span class="Constant">32</span>-bit addressing with the SIB byte<span class="Delimiter">.</span>\<span class="Constant">".\n"</span> -<span id="L103" class="LineNr">103 </span> <span class="Delimiter">);</span> -<span id="L104" class="LineNr">104 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> -<span id="L105" class="LineNr">105 </span> <span class="Constant">"Additional 3-bit operand (when 'rm32' is 4, unless 'mod' is 3) specifying the\n"</span> -<span id="L106" class="LineNr">106 </span> <span class="Constant">"register containing an address to look up.\n"</span> -<span id="L107" class="LineNr">107 </span> <span class="Constant">"This address may be further modified by 'index' and 'scale' operands.\n"</span> -<span id="L108" class="LineNr">108 </span> <span class="Constant">" effective address = base + index*scale + displacement (disp8 or disp32)\n"</span> -<span id="L109" class="LineNr">109 </span> <span class="Constant">"For complete details, spend some time with the IA-32 software developer's manual,\n"</span> -<span id="L110" class="LineNr">110 </span> <span class="Constant">"volume 2, table 2-3, \"</span><span class="Constant">32</span>-bit addressing with the SIB byte\<span class="Constant">".\n"</span> -<span id="L111" class="LineNr">111 </span> <span class="Constant">"It is included in this repository as 'sib.pdf'.\n"</span> -<span id="L112" class="LineNr">112 </span> <span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> -<span id="L114" class="LineNr">114 </span> <span class="Constant">"Optional 3-bit operand (when 'rm32' is 4 unless 'mod' is 3) that can be added to\n"</span> -<span id="L115" class="LineNr">115 </span> <span class="Constant">"the 'base' operand to compute the 'effective address' at which to look up memory.\n"</span> -<span id="L116" class="LineNr">116 </span> <span class="Constant">" effective address = base + index*scale + displacement (disp8 or disp32)\n"</span> -<span id="L117" class="LineNr">117 </span> <span class="Constant">"For complete details, spend some time with the IA-32 software developer's manual,\n"</span> -<span id="L118" class="LineNr">118 </span> <span class="Constant">"volume 2, table 2-3, \"</span><span class="Constant">32</span>-bit addressing with the SIB byte\<span class="Constant">".\n"</span> -<span id="L119" class="LineNr">119 </span> <span class="Constant">"It is included in this repository as 'sib.pdf'.\n"</span> -<span id="L120" class="LineNr">120 </span> <span class="Delimiter">);</span> -<span id="L121" class="LineNr">121 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"scale"</span><span class="Delimiter">,</span> -<span id="L122" class="LineNr">122 </span> <span class="Constant">"Optional 2-bit operand (when 'rm32' is 4 unless 'mod' is 3) that encodes a\n"</span> -<span id="L123" class="LineNr">123 </span> <span class="Constant">"power of 2 to be multiplied to the 'index' operand before adding the result to\n"</span> -<span id="L124" class="LineNr">124 </span> <span class="Constant">"the 'base' operand to compute the _effective address_ to operate on.\n"</span> -<span id="L125" class="LineNr">125 </span> <span class="Constant">" effective address = base + index * scale + displacement (disp8 or disp32)\n"</span> -<span id="L126" class="LineNr">126 </span> <span class="Constant">"\n"</span> -<span id="L127" class="LineNr">127 </span> <span class="Constant">"When scale is 0, use index unmodified.\n"</span> -<span id="L128" class="LineNr">128 </span> <span class="Constant">"When scale is 1, multiply index by 2.\n"</span> -<span id="L129" class="LineNr">129 </span> <span class="Constant">"When scale is 2, multiply index by 4.\n"</span> -<span id="L130" class="LineNr">130 </span> <span class="Constant">"When scale is 3, multiply index by 8.\n"</span> -<span id="L131" class="LineNr">131 </span> <span class="Constant">"\n"</span> -<span id="L132" class="LineNr">132 </span> <span class="Constant">"For complete details, spend some time with the IA-32 software developer's manual,\n"</span> -<span id="L133" class="LineNr">133 </span> <span class="Constant">"volume 2, table 2-3, \"</span><span class="Constant">32</span>-bit addressing with the SIB byte\<span class="Constant">".\n"</span> -<span id="L134" class="LineNr">134 </span> <span class="Constant">"It is included in this repository as 'sib.pdf'.\n"</span> -<span id="L135" class="LineNr">135 </span> <span class="Delimiter">);</span> -<span id="L136" class="LineNr">136 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">,</span> -<span id="L137" class="LineNr">137 </span> <span class="Constant">"8-bit value to be added in many instructions.\n"</span> -<span id="L138" class="LineNr">138 </span> <span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">,</span> -<span id="L140" class="LineNr">140 </span> <span class="Constant">"16-bit value to be added in many instructions.\n"</span> -<span id="L141" class="LineNr">141 </span> <span class="Constant">"Currently not used in any SubX instructions.\n"</span> -<span id="L142" class="LineNr">142 </span> <span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">,</span> -<span id="L144" class="LineNr">144 </span> <span class="Constant">"32-bit value to be added in many instructions.\n"</span> -<span id="L145" class="LineNr">145 </span> <span class="Delimiter">);</span> -<span id="L146" class="LineNr">146 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"imm8"</span><span class="Delimiter">,</span> -<span id="L147" class="LineNr">147 </span> <span class="Constant">"8-bit value for many instructions.\n"</span> -<span id="L148" class="LineNr">148 </span> <span class="Delimiter">);</span> -<span id="L149" class="LineNr">149 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='001help.cc.html#L53'>Help</a></span><span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">,</span> -<span id="L150" class="LineNr">150 </span> <span class="Constant">"32-bit value for many instructions.\n"</span> -<span id="L151" class="LineNr">151 </span> <span class="Delimiter">);</span> -<span id="L152" class="LineNr">152 </span><span class="Delimiter">}</span> -<span id="L153" class="LineNr">153 </span> -<span id="L154" class="LineNr">154 </span><span class="SalientComment">//:: transform packing operands into bytes in the right order</span> -<span id="L155" class="LineNr">155 </span> -<span id="L156" class="LineNr">156 </span><span class="Delimiter">:(after "Begin Transforms")</span> -<span id="L157" class="LineNr">157 </span><span class="Comment">// Begin Level-2 Transforms</span> -<span id="L158" class="LineNr">158 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pack_operands<span class="Delimiter">);</span> -<span id="L159" class="LineNr">159 </span><span class="Comment">// End Level-2 Transforms</span> -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="Delimiter">:(code)</span> -<span id="L162" class="LineNr">162 </span><span class="Normal">void</span> pack_operands<span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L164" class="LineNr">164 </span> segment& code = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">);</span> -<span id="L165" class="LineNr">165 </span> <span class="Comment">// Pack Operands(segment code)</span> -<span id="L166" class="LineNr">166 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- pack operands"</span> << end<span class="Delimiter">();</span> -<span id="L167" class="LineNr">167 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr">168 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L169" class="LineNr">169 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L170" class="LineNr">170 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"packing instruction '"</span> << to_string<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">with metadata</span><span class="Comment">*/</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L171" class="LineNr">171 </span> pack_operands<span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L172" class="LineNr">172 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"instruction after packing: '"</span> << to_string<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">without metadata</span><span class="Comment">*/</span>inst<span class="Delimiter">.</span>words<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L173" class="LineNr">173 </span> <span class="Delimiter">}</span> -<span id="L174" class="LineNr">174 </span><span class="Delimiter">}</span> -<span id="L175" class="LineNr">175 </span> -<span id="L176" class="LineNr">176 </span><span class="Normal">void</span> pack_operands<span class="Delimiter">(</span>line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L177" class="LineNr">177 </span> <a href='011run.cc.html#L120'>line</a> new_inst<span class="Delimiter">;</span> -<span id="L178" class="LineNr">178 </span> <a href='030---operands.cc.html#L186'>add_opcodes</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> new_inst<span class="Delimiter">);</span> -<span id="L179" class="LineNr">179 </span> <a href='030---operands.cc.html#L196'>add_modrm_byte</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> new_inst<span class="Delimiter">);</span> -<span id="L180" class="LineNr">180 </span> <a href='030---operands.cc.html#L222'>add_sib_byte</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> new_inst<span class="Delimiter">);</span> -<span id="L181" class="LineNr">181 </span> <a href='030---operands.cc.html#L244'>add_disp_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> new_inst<span class="Delimiter">);</span> -<span id="L182" class="LineNr">182 </span> <a href='030---operands.cc.html#L256'>add_imm_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> new_inst<span class="Delimiter">);</span> -<span id="L183" class="LineNr">183 </span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>swap<span class="Delimiter">(</span>new_inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> -<span id="L184" class="LineNr">184 </span><span class="Delimiter">}</span> -<span id="L185" class="LineNr">185 </span> -<span id="L186" class="LineNr">186 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L186'>add_opcodes</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">,</span> line& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L187" class="LineNr">187 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> -<span id="L188" class="LineNr">188 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span> || in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f2"</span> || in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> -<span id="L189" class="LineNr">189 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span> -<span id="L190" class="LineNr">190 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f3"</span> && in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> -<span id="L191" class="LineNr">191 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">));</span> -<span id="L192" class="LineNr">192 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f2"</span> && in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> -<span id="L193" class="LineNr">193 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">));</span> -<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span> -<span id="L195" class="LineNr">195 </span> -<span id="L196" class="LineNr">196 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L196'>add_modrm_byte</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">,</span> line& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L197" class="LineNr">197 </span> <span class="Normal">uint8_t</span> mod=<span class="Constant">0</span><span class="Delimiter">,</span> reg_subop=<span class="Constant">0</span><span class="Delimiter">,</span> rm32=<span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">bool</span> emit = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L199" class="LineNr">199 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L200" class="LineNr">200 </span> <span class="Normal">const</span> word& curr = in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L201" class="LineNr">201 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L202" class="LineNr">202 </span> mod = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L203" class="LineNr">203 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L204" class="LineNr">204 </span> <span class="Delimiter">}</span> -<span id="L205" class="LineNr">205 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L206" class="LineNr">206 </span> rm32 = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L207" class="LineNr">207 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L208" class="LineNr">208 </span> <span class="Delimiter">}</span> -<span id="L209" class="LineNr">209 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L210" class="LineNr">210 </span> reg_subop = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L211" class="LineNr">211 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L212" class="LineNr">212 </span> <span class="Delimiter">}</span> -<span id="L213" class="LineNr">213 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L214" class="LineNr">214 </span> reg_subop = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L216" class="LineNr">216 </span> <span class="Delimiter">}</span> -<span id="L217" class="LineNr">217 </span> <span class="Delimiter">}</span> -<span id="L218" class="LineNr">218 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>emit<span class="Delimiter">)</span> -<span id="L219" class="LineNr">219 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='030---operands.cc.html#L286'>hex_byte_text</a><span class="Delimiter">((</span>mod << <span class="Constant">6</span><span class="Delimiter">)</span> | <span class="Delimiter">(</span>reg_subop << <span class="Constant">3</span><span class="Delimiter">)</span> | rm32<span class="Delimiter">));</span> -<span id="L220" class="LineNr">220 </span><span class="Delimiter">}</span> -<span id="L221" class="LineNr">221 </span> -<span id="L222" class="LineNr">222 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L222'>add_sib_byte</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">,</span> line& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L223" class="LineNr">223 </span> <span class="Normal">uint8_t</span> scale=<span class="Constant">0</span><span class="Delimiter">,</span> index=<span class="Constant">0</span><span class="Delimiter">,</span> base=<span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L224" class="LineNr">224 </span> <span class="Normal">bool</span> emit = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L225" class="LineNr">225 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L226" class="LineNr">226 </span> <span class="Normal">const</span> word& curr = in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L227" class="LineNr">227 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"scale"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L228" class="LineNr">228 </span> scale = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L229" class="LineNr">229 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L230" class="LineNr">230 </span> <span class="Delimiter">}</span> -<span id="L231" class="LineNr">231 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L232" class="LineNr">232 </span> index = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L233" class="LineNr">233 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L234" class="LineNr">234 </span> <span class="Delimiter">}</span> -<span id="L235" class="LineNr">235 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L236" class="LineNr">236 </span> base = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L237" class="LineNr">237 </span> emit = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> -<span id="L239" class="LineNr">239 </span> <span class="Delimiter">}</span> -<span id="L240" class="LineNr">240 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>emit<span class="Delimiter">)</span> -<span id="L241" class="LineNr">241 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='030---operands.cc.html#L286'>hex_byte_text</a><span class="Delimiter">((</span>scale << <span class="Constant">6</span><span class="Delimiter">)</span> | <span class="Delimiter">(</span>index << <span class="Constant">3</span><span class="Delimiter">)</span> | base<span class="Delimiter">));</span> -<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span> -<span id="L243" class="LineNr">243 </span> -<span id="L244" class="LineNr">244 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L244'>add_disp_bytes</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">,</span> line& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L245" class="LineNr">245 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L246" class="LineNr">246 </span> <span class="Normal">const</span> word& curr = in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L247" class="LineNr">247 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">))</span> -<span id="L248" class="LineNr">248 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L249" class="LineNr">249 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">))</span> -<span id="L250" class="LineNr">250 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L251" class="LineNr">251 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">))</span> -<span id="L252" class="LineNr">252 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L253" class="LineNr">253 </span> <span class="Delimiter">}</span> -<span id="L254" class="LineNr">254 </span><span class="Delimiter">}</span> -<span id="L255" class="LineNr">255 </span> -<span id="L256" class="LineNr">256 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L256'>add_imm_bytes</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">,</span> line& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L257" class="LineNr">257 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L258" class="LineNr">258 </span> <span class="Normal">const</span> word& curr = in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm8"</span><span class="Delimiter">))</span> -<span id="L260" class="LineNr">260 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L261" class="LineNr">261 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> -<span id="L262" class="LineNr">262 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L263" class="LineNr">263 </span> <span class="Delimiter">}</span> -<span id="L264" class="LineNr">264 </span><span class="Delimiter">}</span> -<span id="L265" class="LineNr">265 </span> -<span id="L266" class="LineNr">266 </span><span class="Normal">void</span> emit_hex_bytes<span class="Delimiter">(</span>line& out<span class="Delimiter">,</span> <span class="Normal">const</span> word& w<span class="Delimiter">,</span> <span class="Normal">int</span> num<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L267" class="LineNr">267 </span> assert<span class="Delimiter">(</span>num <= <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L268" class="LineNr">268 </span> <span class="Normal">bool</span> is_number = <a href='030---operands.cc.html#L476'>looks_like_hex_int</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L269" class="LineNr">269 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>num == <span class="Constant">1</span> || !is_number<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L270" class="LineNr">270 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>w<span class="Delimiter">);</span> <span class="Comment">// preserve existing metadata</span> -<span id="L271" class="LineNr">271 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_number<span class="Delimiter">)</span> -<span id="L272" class="LineNr">272 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <a href='030---operands.cc.html#L293'>hex_byte_to_string</a><span class="Delimiter">(</span><a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">));</span> -<span id="L273" class="LineNr">273 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L274" class="LineNr">274 </span> <span class="Delimiter">}</span> -<span id="L275" class="LineNr">275 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> <span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span><a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">)),</span> num<span class="Delimiter">);</span> -<span id="L276" class="LineNr">276 </span><span class="Delimiter">}</span> -<span id="L277" class="LineNr">277 </span> -<span id="L278" class="LineNr">278 </span><span class="Normal">void</span> emit_hex_bytes<span class="Delimiter">(</span>line& out<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> val<span class="Delimiter">,</span> <span class="Normal">int</span> num<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L279" class="LineNr">279 </span> assert<span class="Delimiter">(</span>num <= <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L280" class="LineNr">280 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < num<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L281" class="LineNr">281 </span> out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='030---operands.cc.html#L286'>hex_byte_text</a><span class="Delimiter">(</span>val & <span class="Constant">0xff</span><span class="Delimiter">));</span> -<span id="L282" class="LineNr">282 </span> val = val >> <span class="Constant">8</span><span class="Delimiter">;</span> -<span id="L283" class="LineNr">283 </span> <span class="Delimiter">}</span> -<span id="L284" class="LineNr">284 </span><span class="Delimiter">}</span> -<span id="L285" class="LineNr">285 </span> -<span id="L286" class="LineNr">286 </span><a href='011run.cc.html#L126'>word</a> <a href='030---operands.cc.html#L286'>hex_byte_text</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L287" class="LineNr">287 </span> <a href='011run.cc.html#L126'>word</a> result<span class="Delimiter">;</span> -<span id="L288" class="LineNr">288 </span> result<span class="Delimiter">.</span>data = <a href='030---operands.cc.html#L293'>hex_byte_to_string</a><span class="Delimiter">(</span>val<span class="Delimiter">);</span> -<span id="L289" class="LineNr">289 </span> result<span class="Delimiter">.</span>original = result<span class="Delimiter">.</span>data+<span class="Constant">"/auto"</span><span class="Delimiter">;</span> -<span id="L290" class="LineNr">290 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L291" class="LineNr">291 </span><span class="Delimiter">}</span> -<span id="L292" class="LineNr">292 </span> -<span id="L293" class="LineNr">293 </span>string <a href='030---operands.cc.html#L293'>hex_byte_to_string</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L294" class="LineNr">294 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L295" class="LineNr">295 </span> <span class="Comment">// uint8_t prints without padding, but int8_t will expand to 32 bits again</span> -<span id="L296" class="LineNr">296 </span> out << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>val<span class="Delimiter">);</span> -<span id="L297" class="LineNr">297 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L298" class="LineNr">298 </span><span class="Delimiter">}</span> -<span id="L299" class="LineNr">299 </span> -<span id="L300" class="LineNr">300 </span>string to_string<span class="Delimiter">(</span><span class="Normal">const</span> vector<word>& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L301" class="LineNr">301 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L302" class="LineNr">302 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L303" class="LineNr">303 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L304" class="LineNr">304 </span> out << in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>data<span class="Delimiter">;</span> -<span id="L305" class="LineNr">305 </span> <span class="Delimiter">}</span> -<span id="L306" class="LineNr">306 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L307" class="LineNr">307 </span><span class="Delimiter">}</span> -<span id="L308" class="LineNr">308 </span> -<span id="L309" class="LineNr">309 </span><span class="Delimiter">:(before "End Unit Tests")</span> -<span id="L310" class="LineNr">310 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L310'>test_preserve_metadata_when_emitting_single_byte</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L311" class="LineNr">311 </span> <a href='011run.cc.html#L126'>word</a> in<span class="Delimiter">;</span> -<span id="L312" class="LineNr">312 </span> in<span class="Delimiter">.</span>data = <span class="Constant">"f0"</span><span class="Delimiter">;</span> -<span id="L313" class="LineNr">313 </span> in<span class="Delimiter">.</span>original = <span class="Constant">"f0/foo"</span><span class="Delimiter">;</span> -<span id="L314" class="LineNr">314 </span> <a href='011run.cc.html#L120'>line</a> out<span class="Delimiter">;</span> -<span id="L315" class="LineNr">315 </span> emit_hex_bytes<span class="Delimiter">(</span>out<span class="Delimiter">,</span> in<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L316" class="LineNr">316 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data<span class="Delimiter">,</span> <span class="Constant">"f0"</span><span class="Delimiter">);</span> -<span id="L317" class="LineNr">317 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span>out<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original<span class="Delimiter">,</span> <span class="Constant">"f0/foo"</span><span class="Delimiter">);</span> -<span id="L318" class="LineNr">318 </span><span class="Delimiter">}</span> -<span id="L319" class="LineNr">319 </span> -<span id="L320" class="LineNr">320 </span><span class="Delimiter">:(code)</span> -<span id="L321" class="LineNr">321 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L321'>test_pack_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L322" class="LineNr">322 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L323" class="LineNr">323 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L324" class="LineNr">324 </span> <span class="Constant">"74 2/disp8\n"</span> <span class="Comment">// jump 2 bytes away if ZF is set</span> -<span id="L325" class="LineNr">325 </span> <span class="Delimiter">);</span> -<span id="L326" class="LineNr">326 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L327" class="LineNr">327 </span> <span class="Constant">"transform: packing instruction '74 2/disp8'\n"</span> -<span id="L328" class="LineNr">328 </span> <span class="Constant">"transform: instruction after packing: '74 02'\n"</span> -<span id="L329" class="LineNr">329 </span> <span class="Delimiter">);</span> -<span id="L330" class="LineNr">330 </span><span class="Delimiter">}</span> -<span id="L331" class="LineNr">331 </span> -<span id="L332" class="LineNr">332 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L332'>test_pack_disp8_negative</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L333" class="LineNr">333 </span> transform<span class="Delimiter">(</span> -<span id="L334" class="LineNr">334 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L335" class="LineNr">335 </span> <span class="Comment">// running this will cause an infinite loop</span> -<span id="L336" class="LineNr">336 </span> <span class="Constant">"74 -1/disp8\n"</span> <span class="Comment">// jump 1 byte before if ZF is set</span> -<span id="L337" class="LineNr">337 </span> <span class="Delimiter">);</span> -<span id="L338" class="LineNr">338 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L339" class="LineNr">339 </span> <span class="Constant">"transform: packing instruction '74 -1/disp8'\n"</span> -<span id="L340" class="LineNr">340 </span> <span class="Constant">"transform: instruction after packing: '74 ff'\n"</span> -<span id="L341" class="LineNr">341 </span> <span class="Delimiter">);</span> -<span id="L342" class="LineNr">342 </span><span class="Delimiter">}</span> -<span id="L343" class="LineNr">343 </span> -<span id="L344" class="LineNr">344 </span><span class="Comment">//: helper for scenario</span> -<span id="L345" class="LineNr">345 </span><span class="Normal">void</span> transform<span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L346" class="LineNr">346 </span> <a href='011run.cc.html#L101'>program</a> p<span class="Delimiter">;</span> -<span id="L347" class="LineNr">347 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> -<span id="L348" class="LineNr">348 </span> parse<span class="Delimiter">(</span>in<span class="Delimiter">,</span> p<span class="Delimiter">);</span> -<span id="L349" class="LineNr">349 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L350" class="LineNr">350 </span> transform<span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L351" class="LineNr">351 </span><span class="Delimiter">}</span> -<span id="L352" class="LineNr">352 </span> -<span id="L353" class="LineNr">353 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L353'>test_pack_modrm_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L354" class="LineNr">354 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L355" class="LineNr">355 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L356" class="LineNr">356 </span> <span class="Comment">// instruction effective address operand displacement immediate\n"</span> -<span id="L357" class="LineNr">357 </span> <span class="Comment">// op subop mod rm32 base index scale r32\n"</span> -<span id="L358" class="LineNr">358 </span> <span class="Comment">// 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes\n"</span> -<span id="L359" class="LineNr">359 </span> <span class="Constant">" 81 0/add/subop 3/mod/direct 3/ebx/rm32 1/imm32 \n"</span> <span class="Comment">// add 1 to EBX</span> -<span id="L360" class="LineNr">360 </span> <span class="Delimiter">);</span> -<span id="L361" class="LineNr">361 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L362" class="LineNr">362 </span> <span class="Constant">"transform: packing instruction '81 0/add/subop 3/mod/direct 3/ebx/rm32 1/imm32'\n"</span> -<span id="L363" class="LineNr">363 </span> <span class="Constant">"transform: instruction after packing: '81 c3 01 00 00 00'\n"</span> -<span id="L364" class="LineNr">364 </span> <span class="Delimiter">);</span> -<span id="L365" class="LineNr">365 </span><span class="Delimiter">}</span> -<span id="L366" class="LineNr">366 </span> -<span id="L367" class="LineNr">367 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L367'>test_pack_imm32_large</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L368" class="LineNr">368 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L369" class="LineNr">369 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L370" class="LineNr">370 </span> <span class="Constant">"b9 0x080490a7/imm32\n"</span> -<span id="L371" class="LineNr">371 </span> <span class="Delimiter">);</span> -<span id="L372" class="LineNr">372 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L373" class="LineNr">373 </span> <span class="Constant">"transform: packing instruction 'b9 0x080490a7/imm32'\n"</span> -<span id="L374" class="LineNr">374 </span> <span class="Constant">"transform: instruction after packing: 'b9 a7 90 04 08'\n"</span> -<span id="L375" class="LineNr">375 </span> <span class="Delimiter">);</span> -<span id="L376" class="LineNr">376 </span><span class="Delimiter">}</span> -<span id="L377" class="LineNr">377 </span> -<span id="L378" class="LineNr">378 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L378'>test_pack_immediate_constants_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L379" class="LineNr">379 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L380" class="LineNr">380 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L381" class="LineNr">381 </span> <span class="Constant">"b9 0x2a/imm32\n"</span> -<span id="L382" class="LineNr">382 </span> <span class="Delimiter">);</span> -<span id="L383" class="LineNr">383 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L384" class="LineNr">384 </span> <span class="Constant">"transform: packing instruction 'b9 0x2a/imm32'\n"</span> -<span id="L385" class="LineNr">385 </span> <span class="Constant">"transform: instruction after packing: 'b9 2a 00 00 00'\n"</span> -<span id="L386" class="LineNr">386 </span> <span class="Constant">"run: copy imm32 0x0000002a to ECX\n"</span> -<span id="L387" class="LineNr">387 </span> <span class="Delimiter">);</span> -<span id="L388" class="LineNr">388 </span><span class="Delimiter">}</span> -<span id="L389" class="LineNr">389 </span> -<span id="L390" class="LineNr">390 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L390'>test_pack_silently_ignores_non_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L391" class="LineNr">391 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L392" class="LineNr">392 </span> transform<span class="Delimiter">(</span> -<span id="L393" class="LineNr">393 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L394" class="LineNr">394 </span> <span class="Constant">"b9 foo/imm32\n"</span> -<span id="L395" class="LineNr">395 </span> <span class="Delimiter">);</span> -<span id="L396" class="LineNr">396 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L397" class="LineNr">397 </span> <span class="Constant">"transform: packing instruction 'b9 foo/imm32'\n"</span> -<span id="L398" class="LineNr">398 </span> <span class="Comment">// no change (we're just not printing metadata to the trace)</span> -<span id="L399" class="LineNr">399 </span> <span class="Constant">"transform: instruction after packing: 'b9 foo'\n"</span> -<span id="L400" class="LineNr">400 </span> <span class="Delimiter">);</span> -<span id="L401" class="LineNr">401 </span><span class="Delimiter">}</span> -<span id="L402" class="LineNr">402 </span> -<span id="L403" class="LineNr">403 </span><span class="Normal">void</span> <a href='030---operands.cc.html#L403'>test_pack_flags_bad_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L404" class="LineNr">404 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L405" class="LineNr">405 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L406" class="LineNr">406 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L407" class="LineNr">407 </span> <span class="Constant">"b9 0xfoo/imm32\n"</span> -<span id="L408" class="LineNr">408 </span> <span class="Delimiter">);</span> -<span id="L409" class="LineNr">409 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L410" class="LineNr">410 </span> <span class="Constant">"error: not a number: 0xfoo\n"</span> -<span id="L411" class="LineNr">411 </span> <span class="Delimiter">);</span> -<span id="L412" class="LineNr">412 </span><span class="Delimiter">}</span> -<span id="L413" class="LineNr">413 </span> -<span id="L414" class="LineNr">414 </span><span class="SalientComment">//:: helpers</span> -<span id="L415" class="LineNr">415 </span> -<span id="L416" class="LineNr">416 </span><span class="Normal">bool</span> <a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L417" class="LineNr">417 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L418" class="LineNr">418 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> -<span id="L419" class="LineNr">419 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L420" class="LineNr">420 </span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L421" class="LineNr">421 </span><span class="Delimiter">}</span> -<span id="L422" class="LineNr">422 </span> -<span id="L423" class="LineNr">423 </span><span class="Normal">bool</span> <a href='030---operands.cc.html#L423'>is_hex_byte</a><span class="Delimiter">(</span><span class="Normal">const</span> word& curr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L424" class="LineNr">424 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L433'>contains_any_operand_metadata</a><span class="Delimiter">(</span>curr<span class="Delimiter">))</span> -<span id="L425" class="LineNr">425 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L426" class="LineNr">426 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> -<span id="L427" class="LineNr">427 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L428" class="LineNr">428 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">"0123456789abcdefABCDEF"</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> -<span id="L429" class="LineNr">429 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L430" class="LineNr">430 </span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L431" class="LineNr">431 </span><span class="Delimiter">}</span> -<span id="L432" class="LineNr">432 </span> -<span id="L433" class="LineNr">433 </span><span class="Normal">bool</span> <a href='030---operands.cc.html#L433'>contains_any_operand_metadata</a><span class="Delimiter">(</span><span class="Normal">const</span> word& <a href='011run.cc.html#L126'>word</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L434" class="LineNr">434 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L435" class="LineNr">435 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> != <span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>end<span class="Delimiter">())</span> -<span id="L436" class="LineNr">436 </span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L437" class="LineNr">437 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L438" class="LineNr">438 </span><span class="Delimiter">}</span> -<span id="L439" class="LineNr">439 </span> -<span id="L440" class="LineNr">440 </span><span class="Normal">bool</span> has_operand_metadata<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& m<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L441" class="LineNr">441 </span> <span class="Normal">bool</span> result = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L442" class="LineNr">442 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L443" class="LineNr">443 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> m<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L444" class="LineNr">444 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L445" class="LineNr">445 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"' has conflicting "</span> << m << <span class="Constant">" operands\n"</span> << end<span class="Delimiter">();</span> -<span id="L446" class="LineNr">446 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L447" class="LineNr">447 </span> <span class="Delimiter">}</span> -<span id="L448" class="LineNr">448 </span> result = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L449" class="LineNr">449 </span> <span class="Delimiter">}</span> -<span id="L450" class="LineNr">450 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L451" class="LineNr">451 </span><span class="Delimiter">}</span> -<span id="L452" class="LineNr">452 </span> -<span id="L453" class="LineNr">453 </span><span class="Normal">bool</span> has_operand_metadata<span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">,</span> <span class="Normal">const</span> string& m<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L454" class="LineNr">454 </span> <span class="Normal">bool</span> result = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L455" class="LineNr">455 </span> <span class="Normal">bool</span> metadata_found = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L456" class="LineNr">456 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L457" class="LineNr">457 </span> <span class="Normal">const</span> string& curr = w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L458" class="LineNr">458 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>find<span class="Delimiter">(</span>curr<span class="Delimiter">)</span> == <span class="Special"><a href='030---operands.cc.html#L46'>Instruction_operands</a></span><span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// ignore unrecognized metadata</span> -<span id="L459" class="LineNr">459 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>metadata_found<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L460" class="LineNr">460 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' has conflicting operand types; it should have only one\n"</span> << end<span class="Delimiter">();</span> -<span id="L461" class="LineNr">461 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L462" class="LineNr">462 </span> <span class="Delimiter">}</span> -<span id="L463" class="LineNr">463 </span> metadata_found = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L464" class="LineNr">464 </span> result = <span class="Delimiter">(</span>curr == m<span class="Delimiter">);</span> -<span id="L465" class="LineNr">465 </span> <span class="Delimiter">}</span> -<span id="L466" class="LineNr">466 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L467" class="LineNr">467 </span><span class="Delimiter">}</span> -<span id="L468" class="LineNr">468 </span> -<span id="L469" class="LineNr">469 </span><a href='011run.cc.html#L126'>word</a> metadata<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& m<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L470" class="LineNr">470 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L471" class="LineNr">471 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> m<span class="Delimiter">))</span> -<span id="L472" class="LineNr">472 </span> <span class="Identifier">return</span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L473" class="LineNr">473 </span> assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span> -<span id="L474" class="LineNr">474 </span><span class="Delimiter">}</span> -<span id="L475" class="LineNr">475 </span> -<span id="L476" class="LineNr">476 </span><span class="Normal">bool</span> <a href='030---operands.cc.html#L476'>looks_like_hex_int</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L477" class="LineNr">477 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L478" class="LineNr">478 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'-'</span> || s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'+'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L479" class="LineNr">479 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>isdigit<span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Comment">// includes '0x' prefix</span> -<span id="L480" class="LineNr">480 </span> <span class="Comment">// End looks_like_hex_int(s) Detectors</span> -<span id="L481" class="LineNr">481 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L482" class="LineNr">482 </span><span class="Delimiter">}</span> -<span id="L483" class="LineNr">483 </span> -<span id="L484" class="LineNr">484 </span>string to_string<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L485" class="LineNr">485 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L486" class="LineNr">486 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L487" class="LineNr">487 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L488" class="LineNr">488 </span> out << inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original<span class="Delimiter">;</span> -<span id="L489" class="LineNr">489 </span> <span class="Delimiter">}</span> -<span id="L490" class="LineNr">490 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L491" class="LineNr">491 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/031check_operands.cc.html b/html/subx/031check_operands.cc.html deleted file mode 100644 index 06a963f0..00000000 --- a/html/subx/031check_operands.cc.html +++ /dev/null @@ -1,756 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/031check_operands.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } -.PreProc { color: #c000c0; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/031check_operands.cc'>https://github.com/akkartik/mu/blob/master/subx/031check_operands.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Since we're tagging operands with their types, let's start checking these</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: operand types for each instruction.</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L4'>test_check_missing_imm8_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L5" class="LineNr"> 5 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L6" class="LineNr"> 6 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L7" class="LineNr"> 7 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Constant">"cd\n"</span> <span class="Comment">// interrupt ??</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Delimiter">);</span> -<span id="L10" class="LineNr"> 10 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Constant">"error: 'cd' (software interrupt): missing imm8 operand\n"</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Delimiter">);</span> -<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">}</span> -<span id="L14" class="LineNr"> 14 </span> -<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">:(before "Pack Operands(segment code)")</span> -<span id="L16" class="LineNr"> 16 </span>check_operands<span class="Delimiter">(</span>code<span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(code)</span> -<span id="L20" class="LineNr"> 20 </span><span class="Normal">void</span> check_operands<span class="Delimiter">(</span><span class="Normal">const</span> segment& code<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L21" class="LineNr"> 21 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- check operands"</span> << end<span class="Delimiter">();</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L23" class="LineNr"> 23 </span> check_operands<span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> -<span id="L24" class="LineNr"> 24 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// stop at the first mal-formed instruction</span> -<span id="L25" class="LineNr"> 25 </span> <span class="Delimiter">}</span> -<span id="L26" class="LineNr"> 26 </span><span class="Delimiter">}</span> -<span id="L27" class="LineNr"> 27 </span> -<span id="L28" class="LineNr"> 28 </span><span class="Normal">void</span> check_operands<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L29" class="LineNr"> 29 </span> <a href='011run.cc.html#L126'>word</a> op = <a href='031check_operands.cc.html#L41'>preprocess_op</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L31" class="LineNr"> 31 </span> check_operands_0f<span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Delimiter">}</span> -<span id="L34" class="LineNr"> 34 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L35" class="LineNr"> 35 </span> <a href='031check_operands.cc.html#L608'>check_operands_f3</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Delimiter">}</span> -<span id="L38" class="LineNr"> 38 </span> check_operands<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">}</span> -<span id="L40" class="LineNr"> 40 </span> -<span id="L41" class="LineNr"> 41 </span><a href='011run.cc.html#L126'>word</a> <a href='031check_operands.cc.html#L41'>preprocess_op</a><span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L42" class="LineNr"> 42 </span> op<span class="Delimiter">.</span>data = <a href='031check_operands.cc.html#L679'>tolower</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> -<span id="L43" class="LineNr"> 43 </span> <span class="Comment">// opcodes can't be negative</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L101'>starts_with</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">,</span> <span class="Constant">"0x"</span><span class="Delimiter">))</span> -<span id="L45" class="LineNr"> 45 </span> op<span class="Delimiter">.</span>data = op<span class="Delimiter">.</span>data<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> -<span id="L47" class="LineNr"> 47 </span> op<span class="Delimiter">.</span>data = string<span class="Delimiter">(</span><span class="Constant">"0"</span><span class="Delimiter">)</span>+op<span class="Delimiter">.</span>data<span class="Delimiter">;</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Identifier">return</span> op<span class="Delimiter">;</span> -<span id="L49" class="LineNr"> 49 </span><span class="Delimiter">}</span> -<span id="L50" class="LineNr"> 50 </span> -<span id="L51" class="LineNr"> 51 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L51'>test_preprocess_op</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L52" class="LineNr"> 52 </span> <a href='011run.cc.html#L126'>word</a> w1<span class="Delimiter">;</span> w1<span class="Delimiter">.</span>data = <span class="Constant">"0xf"</span><span class="Delimiter">;</span> -<span id="L53" class="LineNr"> 53 </span> <a href='011run.cc.html#L126'>word</a> w2<span class="Delimiter">;</span> w2<span class="Delimiter">.</span>data = <span class="Constant">"0f"</span><span class="Delimiter">;</span> -<span id="L54" class="LineNr"> 54 </span> <a href='002test.cc.html#L31'>CHECK_EQ</a><span class="Delimiter">(</span><a href='031check_operands.cc.html#L41'>preprocess_op</a><span class="Delimiter">(</span>w1<span class="Delimiter">).</span>data<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L41'>preprocess_op</a><span class="Delimiter">(</span>w2<span class="Delimiter">).</span>data<span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span><span class="Delimiter">}</span> -<span id="L56" class="LineNr"> 56 </span> -<span id="L57" class="LineNr"> 57 </span><span class="Comment">//: To check the operands for an opcode, we'll track the permitted operands</span> -<span id="L58" class="LineNr"> 58 </span><span class="Comment">//: for each supported opcode in a bitvector. That way we can often compute the</span> -<span id="L59" class="LineNr"> 59 </span><span class="Comment">//: 'received' operand bitvector for each instruction's operands and compare</span> -<span id="L60" class="LineNr"> 60 </span><span class="Comment">//: it with the 'expected' bitvector.</span> -<span id="L61" class="LineNr"> 61 </span><span class="Comment">//:</span> -<span id="L62" class="LineNr"> 62 </span><span class="Comment">//: The 'expected' and 'received' bitvectors can be different; the MODRM bit</span> -<span id="L63" class="LineNr"> 63 </span><span class="Comment">//: in the 'expected' bitvector maps to multiple 'received' operand types in</span> -<span id="L64" class="LineNr"> 64 </span><span class="Comment">//: an instruction. We deal in expected bitvectors throughout.</span> -<span id="L65" class="LineNr"> 65 </span> -<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L67" class="LineNr"> 67 </span><span class="Normal">enum</span> <a href='031check_operands.cc.html#L67'>expected_operand_type</a> <span class="Delimiter">{</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Comment">// start from the least significant bit</span> -<span id="L69" class="LineNr"> 69 </span> <a href='031check_operands.cc.html#L69'>MODRM</a><span class="Delimiter">,</span> <span class="Comment">// more complex, may also involve disp8 or disp32</span> -<span id="L70" class="LineNr"> 70 </span> <a href='031check_operands.cc.html#L70'>SUBOP</a><span class="Delimiter">,</span> -<span id="L71" class="LineNr"> 71 </span> <a href='031check_operands.cc.html#L71'>DISP8</a><span class="Delimiter">,</span> -<span id="L72" class="LineNr"> 72 </span> <a href='031check_operands.cc.html#L72'>DISP16</a><span class="Delimiter">,</span> -<span id="L73" class="LineNr"> 73 </span> <a href='031check_operands.cc.html#L73'>DISP32</a><span class="Delimiter">,</span> -<span id="L74" class="LineNr"> 74 </span> <a href='031check_operands.cc.html#L74'>IMM8</a><span class="Delimiter">,</span> -<span id="L75" class="LineNr"> 75 </span> <a href='031check_operands.cc.html#L75'>IMM32</a><span class="Delimiter">,</span> -<span id="L76" class="LineNr"> 76 </span> <a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a> -<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">};</span> -<span id="L78" class="LineNr"> 78 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L79" class="LineNr"> 79 </span>vector<string> <span class="Special"><a href='031check_operands.cc.html#L79'>Operand_type_name</a></span><span class="Delimiter">;</span> -<span id="L80" class="LineNr"> 80 </span>map<string<span class="Delimiter">,</span> expected_operand_type> <span class="Special"><a href='031check_operands.cc.html#L80'>Operand_type</a></span><span class="Delimiter">;</span> -<span id="L81" class="LineNr"> 81 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L82" class="LineNr"> 82 </span><a href='031check_operands.cc.html#L84'>init_op_types</a><span class="Delimiter">();</span> -<span id="L83" class="LineNr"> 83 </span><span class="Delimiter">:(code)</span> -<span id="L84" class="LineNr"> 84 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L84'>init_op_types</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L85" class="LineNr"> 85 </span> assert<span class="Delimiter">(</span><a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a> <= <span class="Comment">/*</span><span class="Comment">bits in a uint8_t</span><span class="Comment">*/</span><span class="Constant">8</span><span class="Delimiter">);</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Special"><a href='031check_operands.cc.html#L79'>Operand_type_name</a></span><span class="Delimiter">.</span>resize<span class="Delimiter">(</span><a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a><span class="Delimiter">);</span> -<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">#define DEF(type) </span><span class="Special">Operand_type_name</span><span class="Delimiter">.</span><span class="PreProc">at(type) = tolower(#type)</span><span class="Delimiter">,</span><span class="PreProc"> put(</span><span class="Special">Operand_type</span><span class="Delimiter">,</span><span class="PreProc"> tolower(#type)</span><span class="Delimiter">,</span><span class="PreProc"> type)</span><span class="Delimiter">;</span> -<span id="L88" class="LineNr"> 88 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L69'>MODRM</a><span class="Delimiter">);</span> -<span id="L89" class="LineNr"> 89 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L70'>SUBOP</a><span class="Delimiter">);</span> -<span id="L90" class="LineNr"> 90 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L71'>DISP8</a><span class="Delimiter">);</span> -<span id="L91" class="LineNr"> 91 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L72'>DISP16</a><span class="Delimiter">);</span> -<span id="L92" class="LineNr"> 92 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L73'>DISP32</a><span class="Delimiter">);</span> -<span id="L93" class="LineNr"> 93 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L74'>IMM8</a><span class="Delimiter">);</span> -<span id="L94" class="LineNr"> 94 </span> DEF<span class="Delimiter">(</span><a href='031check_operands.cc.html#L75'>IMM32</a><span class="Delimiter">);</span> -<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">#undef DEF</span> -<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">}</span> -<span id="L97" class="LineNr"> 97 </span> -<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L99" class="LineNr"> 99 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">bitvector</span><span class="Comment">*/</span><span class="Normal">uint8_t</span>> <span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">;</span> -<span id="L100" class="LineNr">100 </span><span class="Normal">const</span> <span class="Normal">uint8_t</span> <a href='031check_operands.cc.html#L100'>INVALID_OPERANDS</a> = <span class="Constant">0xff</span><span class="Delimiter">;</span> <span class="Comment">// no instruction uses all the operand types</span> -<span id="L101" class="LineNr">101 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L102" class="LineNr">102 </span><a href='031check_operands.cc.html#L104'>init_permitted_operands</a><span class="Delimiter">();</span> -<span id="L103" class="LineNr">103 </span><span class="Delimiter">:(code)</span> -<span id="L104" class="LineNr">104 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L104'>init_permitted_operands</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L105" class="LineNr">105 </span> <span class="SalientComment">//// Class A: just op, no operands</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">// halt</span> -<span id="L107" class="LineNr">107 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"f4"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L108" class="LineNr">108 </span> <span class="Comment">// inc</span> -<span id="L109" class="LineNr">109 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"40"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L110" class="LineNr">110 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"41"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L111" class="LineNr">111 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"42"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L112" class="LineNr">112 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"43"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L113" class="LineNr">113 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"44"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L114" class="LineNr">114 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"45"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L115" class="LineNr">115 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"46"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L116" class="LineNr">116 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"47"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span> <span class="Comment">// dec</span> -<span id="L118" class="LineNr">118 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"48"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L119" class="LineNr">119 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"49"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4a"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L121" class="LineNr">121 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4b"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L122" class="LineNr">122 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4c"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L123" class="LineNr">123 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4d"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L124" class="LineNr">124 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4e"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L125" class="LineNr">125 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"4f"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment">// push</span> -<span id="L127" class="LineNr">127 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"50"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L128" class="LineNr">128 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"51"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L129" class="LineNr">129 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"52"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L130" class="LineNr">130 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"53"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L131" class="LineNr">131 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"54"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L132" class="LineNr">132 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"55"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"56"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L134" class="LineNr">134 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"57"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L135" class="LineNr">135 </span> <span class="Comment">// pop</span> -<span id="L136" class="LineNr">136 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"58"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L137" class="LineNr">137 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"59"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L138" class="LineNr">138 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5a"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5b"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5c"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L141" class="LineNr">141 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5d"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L142" class="LineNr">142 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5e"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"5f"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L144" class="LineNr">144 </span> <span class="Comment">// sign-extend EAX into EDX</span> -<span id="L145" class="LineNr">145 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"99"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L146" class="LineNr">146 </span> <span class="Comment">// return</span> -<span id="L147" class="LineNr">147 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"c3"</span><span class="Delimiter">,</span> <span class="Constant">0x00</span><span class="Delimiter">);</span> -<span id="L148" class="LineNr">148 </span> -<span id="L149" class="LineNr">149 </span> <span class="SalientComment">//// Class B: just op and disp8</span> -<span id="L150" class="LineNr">150 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L151" class="LineNr">151 </span> <span class="Comment">// 0 0 0 |0 1 0 0</span> -<span id="L152" class="LineNr">152 </span> -<span id="L153" class="LineNr">153 </span> <span class="Comment">// jump</span> -<span id="L154" class="LineNr">154 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"eb"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L155" class="LineNr">155 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"72"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L156" class="LineNr">156 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"73"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L157" class="LineNr">157 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"74"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L158" class="LineNr">158 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"75"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L159" class="LineNr">159 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"76"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L160" class="LineNr">160 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"77"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L161" class="LineNr">161 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"7c"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L162" class="LineNr">162 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"7d"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L163" class="LineNr">163 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"7e"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L164" class="LineNr">164 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"7f"</span><span class="Delimiter">,</span> <span class="Constant">0x04</span><span class="Delimiter">);</span> -<span id="L165" class="LineNr">165 </span> -<span id="L166" class="LineNr">166 </span> <span class="SalientComment">//// Class D: just op and disp32</span> -<span id="L167" class="LineNr">167 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L168" class="LineNr">168 </span> <span class="Comment">// 0 0 1 |0 0 0 0</span> -<span id="L169" class="LineNr">169 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"e8"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> <span class="Comment">// call</span> -<span id="L170" class="LineNr">170 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"e9"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> <span class="Comment">// jump</span> -<span id="L171" class="LineNr">171 </span> -<span id="L172" class="LineNr">172 </span> <span class="SalientComment">//// Class E: just op and imm8</span> -<span id="L173" class="LineNr">173 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L174" class="LineNr">174 </span> <span class="Comment">// 0 1 0 |0 0 0 0</span> -<span id="L175" class="LineNr">175 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"cd"</span><span class="Delimiter">,</span> <span class="Constant">0x20</span><span class="Delimiter">);</span> <span class="Comment">// software interrupt</span> -<span id="L176" class="LineNr">176 </span> -<span id="L177" class="LineNr">177 </span> <span class="SalientComment">//// Class F: just op and imm32</span> -<span id="L178" class="LineNr">178 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L179" class="LineNr">179 </span> <span class="Comment">// 1 0 0 |0 0 0 0</span> -<span id="L180" class="LineNr">180 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"05"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// add</span> -<span id="L181" class="LineNr">181 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"2d"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// subtract</span> -<span id="L182" class="LineNr">182 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"25"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// and</span> -<span id="L183" class="LineNr">183 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"0d"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// or</span> -<span id="L184" class="LineNr">184 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"35"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// xor</span> -<span id="L185" class="LineNr">185 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"3d"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// compare</span> -<span id="L186" class="LineNr">186 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"68"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> <span class="Comment">// push</span> -<span id="L187" class="LineNr">187 </span> <span class="Comment">// copy</span> -<span id="L188" class="LineNr">188 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"b8"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L189" class="LineNr">189 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"b9"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L190" class="LineNr">190 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"ba"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L191" class="LineNr">191 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"bb"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L192" class="LineNr">192 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"bc"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L193" class="LineNr">193 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"bd"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L194" class="LineNr">194 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"be"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L195" class="LineNr">195 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"bf"</span><span class="Delimiter">,</span> <span class="Constant">0x40</span><span class="Delimiter">);</span> -<span id="L196" class="LineNr">196 </span> -<span id="L197" class="LineNr">197 </span> <span class="SalientComment">//// Class M: using ModR/M byte</span> -<span id="L198" class="LineNr">198 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L199" class="LineNr">199 </span> <span class="Comment">// 0 0 0 |0 0 0 1</span> -<span id="L200" class="LineNr">200 </span> -<span id="L201" class="LineNr">201 </span> <span class="Comment">// add</span> -<span id="L202" class="LineNr">202 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"01"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L203" class="LineNr">203 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"03"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L204" class="LineNr">204 </span> <span class="Comment">// subtract</span> -<span id="L205" class="LineNr">205 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"29"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L206" class="LineNr">206 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"2b"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L207" class="LineNr">207 </span> <span class="Comment">// and</span> -<span id="L208" class="LineNr">208 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"21"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L209" class="LineNr">209 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"23"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L210" class="LineNr">210 </span> <span class="Comment">// or</span> -<span id="L211" class="LineNr">211 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"09"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L212" class="LineNr">212 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"0b"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L213" class="LineNr">213 </span> <span class="Comment">// xor</span> -<span id="L214" class="LineNr">214 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"31"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"33"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L216" class="LineNr">216 </span> <span class="Comment">// compare</span> -<span id="L217" class="LineNr">217 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"39"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L218" class="LineNr">218 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"3b"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L219" class="LineNr">219 </span> <span class="Comment">// copy</span> -<span id="L220" class="LineNr">220 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"88"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L221" class="LineNr">221 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"89"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L222" class="LineNr">222 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"8a"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L223" class="LineNr">223 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"8b"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L224" class="LineNr">224 </span> <span class="Comment">// swap</span> -<span id="L225" class="LineNr">225 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"87"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L226" class="LineNr">226 </span> <span class="Comment">// copy address (lea)</span> -<span id="L227" class="LineNr">227 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L228" class="LineNr">228 </span> -<span id="L229" class="LineNr">229 </span> <span class="SalientComment">//// Class N: op, ModR/M and subop (not r32)</span> -<span id="L230" class="LineNr">230 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L231" class="LineNr">231 </span> <span class="Comment">// 0 0 0 |0 0 1 1</span> -<span id="L232" class="LineNr">232 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">0x03</span><span class="Delimiter">);</span> <span class="Comment">// pop</span> -<span id="L233" class="LineNr">233 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"d3"</span><span class="Delimiter">,</span> <span class="Constant">0x03</span><span class="Delimiter">);</span> <span class="Comment">// shift</span> -<span id="L234" class="LineNr">234 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"f7"</span><span class="Delimiter">,</span> <span class="Constant">0x03</span><span class="Delimiter">);</span> <span class="Comment">// test/not/mul/div</span> -<span id="L235" class="LineNr">235 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"ff"</span><span class="Delimiter">,</span> <span class="Constant">0x03</span><span class="Delimiter">);</span> <span class="Comment">// jump/push/call</span> -<span id="L236" class="LineNr">236 </span> -<span id="L237" class="LineNr">237 </span> <span class="SalientComment">//// Class O: op, ModR/M, subop (not r32) and imm8</span> -<span id="L238" class="LineNr">238 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L239" class="LineNr">239 </span> <span class="Comment">// 0 1 0 |0 0 1 1</span> -<span id="L240" class="LineNr">240 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"c1"</span><span class="Delimiter">,</span> <span class="Constant">0x23</span><span class="Delimiter">);</span> <span class="Comment">// combine</span> -<span id="L241" class="LineNr">241 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"c6"</span><span class="Delimiter">,</span> <span class="Constant">0x23</span><span class="Delimiter">);</span> <span class="Comment">// copy</span> -<span id="L242" class="LineNr">242 </span> -<span id="L243" class="LineNr">243 </span> <span class="SalientComment">//// Class P: op, ModR/M, subop (not r32) and imm32</span> -<span id="L244" class="LineNr">244 </span> <span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L245" class="LineNr">245 </span> <span class="Comment">// 1 0 0 |0 0 1 1</span> -<span id="L246" class="LineNr">246 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"81"</span><span class="Delimiter">,</span> <span class="Constant">0x43</span><span class="Delimiter">);</span> <span class="Comment">// combine</span> -<span id="L247" class="LineNr">247 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> <span class="Constant">"c7"</span><span class="Delimiter">,</span> <span class="Constant">0x43</span><span class="Delimiter">);</span> <span class="Comment">// copy</span> -<span id="L248" class="LineNr">248 </span> -<span id="L249" class="LineNr">249 </span> <span class="Comment">// End Init Permitted Operands</span> -<span id="L250" class="LineNr">250 </span><span class="Delimiter">}</span> -<span id="L251" class="LineNr">251 </span> -<span id="L252" class="LineNr">252 </span><span class="PreProc">#define HAS(bitvector</span><span class="Delimiter">,</span><span class="PreProc"> bit) ((bitvector) & (</span><span class="Constant">1</span><span class="PreProc"> << (bit)))</span> -<span id="L253" class="LineNr">253 </span><span class="PreProc">#define SET(bitvector</span><span class="Delimiter">,</span><span class="PreProc"> bit) ((bitvector) | (</span><span class="Constant">1</span><span class="PreProc"> << (bit)))</span> -<span id="L254" class="LineNr">254 </span><span class="PreProc">#define CLEAR(bitvector</span><span class="Delimiter">,</span><span class="PreProc"> bit) ((bitvector) & (~(</span><span class="Constant">1</span><span class="PreProc"> << (bit))))</span> -<span id="L255" class="LineNr">255 </span> -<span id="L256" class="LineNr">256 </span><span class="Normal">void</span> check_operands<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L257" class="LineNr">257 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L258" class="LineNr">258 </span> <span class="Normal">uint8_t</span> expected_bitvector = get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L99'>Permitted_operands</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>HAS<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L69'>MODRM</a><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L260" class="LineNr">260 </span> <a href='031check_operands.cc.html#L372'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L261" class="LineNr">261 </span> <a href='031check_operands.cc.html#L398'>compare_bitvector_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> expected_bitvector<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L262" class="LineNr">262 </span> <span class="Delimiter">}</span> -<span id="L263" class="LineNr">263 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L264" class="LineNr">264 </span> <a href='031check_operands.cc.html#L270'>compare_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> expected_bitvector<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L265" class="LineNr">265 </span> <span class="Delimiter">}</span> -<span id="L266" class="LineNr">266 </span><span class="Delimiter">}</span> -<span id="L267" class="LineNr">267 </span> -<span id="L268" class="LineNr">268 </span><span class="Comment">//: Many instructions can be checked just by comparing bitvectors.</span> -<span id="L269" class="LineNr">269 </span> -<span id="L270" class="LineNr">270 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L270'>compare_bitvector</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L271" class="LineNr">271 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L306'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L272" class="LineNr">272 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L296'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L273" class="LineNr">273 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L274" class="LineNr">274 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> -<span id="L275" class="LineNr">275 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L276" class="LineNr">276 </span><span class="CommentedCode">//? cerr << "comparing " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> -<span id="L277" class="LineNr">277 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> -<span id="L278" class="LineNr">278 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L79'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L279" class="LineNr">279 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> -<span id="L280" class="LineNr">280 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L281" class="LineNr">281 </span> <span class="Normal">else</span> -<span id="L282" class="LineNr">282 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L283" class="LineNr">283 </span> <span class="Comment">// continue giving all errors for a single instruction</span> -<span id="L284" class="LineNr">284 </span> <span class="Delimiter">}</span> -<span id="L285" class="LineNr">285 </span> <span class="Comment">// ignore settings in any unused bits</span> -<span id="L286" class="LineNr">286 </span><span class="Delimiter">}</span> -<span id="L287" class="LineNr">287 </span> -<span id="L288" class="LineNr">288 </span>string <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span><span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L289" class="LineNr">289 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L290" class="LineNr">290 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L291" class="LineNr">291 </span> <span class="Comment">// strip stuff in parens from the name</span> -<span id="L292" class="LineNr">292 </span> <span class="Normal">const</span> string& s = get<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L356'>Name</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L293" class="LineNr">293 </span> <span class="Identifier">return</span> <span class="Constant">" ("</span>+s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">" ("</span><span class="Delimiter">))</span>+<span class="Constant">')'</span><span class="Delimiter">;</span> -<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span> -<span id="L295" class="LineNr">295 </span> -<span id="L296" class="LineNr">296 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L296'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L297" class="LineNr">297 </span> set<string> operands_found<span class="Delimiter">;</span> -<span id="L298" class="LineNr">298 </span> <span class="Normal">uint32_t</span> bitvector = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L299" class="LineNr">299 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip op</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L300" class="LineNr">300 </span> bitvector = bitvector | <a href='031check_operands.cc.html#L323'>expected_bit_for_received_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> operands_found<span class="Delimiter">,</span> inst<span class="Delimiter">);</span> -<span id="L301" class="LineNr">301 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L100'>INVALID_OPERANDS</a><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L302" class="LineNr">302 </span> <span class="Delimiter">}</span> -<span id="L303" class="LineNr">303 </span> <span class="Identifier">return</span> bitvector<span class="Delimiter">;</span> -<span id="L304" class="LineNr">304 </span><span class="Delimiter">}</span> -<span id="L305" class="LineNr">305 </span> -<span id="L306" class="LineNr">306 </span><span class="Normal">bool</span> <a href='031check_operands.cc.html#L306'>has_operands</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L307" class="LineNr">307 </span> <span class="Identifier">return</span> <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">)</span> > <a href='031check_operands.cc.html#L310'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L308" class="LineNr">308 </span><span class="Delimiter">}</span> -<span id="L309" class="LineNr">309 </span> -<span id="L310" class="LineNr">310 </span><span class="Normal">int</span> <a href='031check_operands.cc.html#L310'>first_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L311" class="LineNr">311 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L312" class="LineNr">312 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f2"</span> || inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L313" class="LineNr">313 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> -<span id="L314" class="LineNr">314 </span> <span class="Identifier">return</span> <span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L315" class="LineNr">315 </span> <span class="Normal">else</span> -<span id="L316" class="LineNr">316 </span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L317" class="LineNr">317 </span> <span class="Delimiter">}</span> -<span id="L318" class="LineNr">318 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L319" class="LineNr">319 </span><span class="Delimiter">}</span> -<span id="L320" class="LineNr">320 </span> -<span id="L321" class="LineNr">321 </span><span class="Comment">// Scan the metadata of 'w' and return the expected bit corresponding to any operand type.</span> -<span id="L322" class="LineNr">322 </span><span class="Comment">// Also raise an error if metadata contains multiple operand types.</span> -<span id="L323" class="LineNr">323 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L323'>expected_bit_for_received_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">,</span> set<string>& instruction_operands<span class="Delimiter">,</span> <span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L324" class="LineNr">324 </span> <span class="Normal">uint32_t</span> bv = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L325" class="LineNr">325 </span> <span class="Normal">bool</span> found = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L326" class="LineNr">326 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L327" class="LineNr">327 </span> string<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> curr = w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L328" class="LineNr">328 </span> string expected_metadata = curr<span class="Delimiter">;</span> -<span id="L329" class="LineNr">329 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr == <span class="Constant">"mod"</span> || curr == <span class="Constant">"rm32"</span> || curr == <span class="Constant">"r32"</span> || curr == <span class="Constant">"scale"</span> || curr == <span class="Constant">"index"</span> || curr == <span class="Constant">"base"</span><span class="Delimiter">)</span> -<span id="L330" class="LineNr">330 </span> expected_metadata = <span class="Constant">"modrm"</span><span class="Delimiter">;</span> -<span id="L331" class="LineNr">331 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L80'>Operand_type</a></span><span class="Delimiter">,</span> curr<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// ignore unrecognized metadata</span> -<span id="L332" class="LineNr">332 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>found<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L333" class="LineNr">333 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' has conflicting operand types; it should have only one\n"</span> << end<span class="Delimiter">();</span> -<span id="L334" class="LineNr">334 </span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L100'>INVALID_OPERANDS</a><span class="Delimiter">;</span> -<span id="L335" class="LineNr">335 </span> <span class="Delimiter">}</span> -<span id="L336" class="LineNr">336 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>instruction_operands<span class="Delimiter">.</span>find<span class="Delimiter">(</span>curr<span class="Delimiter">)</span> != instruction_operands<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L337" class="LineNr">337 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': duplicate "</span> << curr << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L338" class="LineNr">338 </span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L100'>INVALID_OPERANDS</a><span class="Delimiter">;</span> -<span id="L339" class="LineNr">339 </span> <span class="Delimiter">}</span> -<span id="L340" class="LineNr">340 </span> instruction_operands<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L341" class="LineNr">341 </span> bv = <span class="Delimiter">(</span><span class="Constant">1</span> << get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L80'>Operand_type</a></span><span class="Delimiter">,</span> expected_metadata<span class="Delimiter">));</span> -<span id="L342" class="LineNr">342 </span> found = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L343" class="LineNr">343 </span> <span class="Delimiter">}</span> -<span id="L344" class="LineNr">344 </span> <span class="Identifier">return</span> bv<span class="Delimiter">;</span> -<span id="L345" class="LineNr">345 </span><span class="Delimiter">}</span> -<span id="L346" class="LineNr">346 </span> -<span id="L347" class="LineNr">347 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L347'>test_conflicting_operand_type</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L348" class="LineNr">348 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L349" class="LineNr">349 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L350" class="LineNr">350 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L351" class="LineNr">351 </span> <span class="Constant">"cd/software-interrupt 80/imm8/imm32\n"</span> -<span id="L352" class="LineNr">352 </span> <span class="Delimiter">);</span> -<span id="L353" class="LineNr">353 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L354" class="LineNr">354 </span> <span class="Constant">"error: '80/imm8/imm32' has conflicting operand types; it should have only one\n"</span> -<span id="L355" class="LineNr">355 </span> <span class="Delimiter">);</span> -<span id="L356" class="LineNr">356 </span><span class="Delimiter">}</span> -<span id="L357" class="LineNr">357 </span> -<span id="L358" class="LineNr">358 </span><span class="Comment">//: Instructions computing effective addresses have more complex rules, so</span> -<span id="L359" class="LineNr">359 </span><span class="Comment">//: we'll hard-code a common set of instruction-decoding rules.</span> -<span id="L360" class="LineNr">360 </span> -<span id="L361" class="LineNr">361 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L361'>test_check_missing_mod_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L362" class="LineNr">362 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L363" class="LineNr">363 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L364" class="LineNr">364 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L365" class="LineNr">365 </span> <span class="Constant">"81 0/add/subop 3/rm32/ebx 1/imm32\n"</span> -<span id="L366" class="LineNr">366 </span> <span class="Delimiter">);</span> -<span id="L367" class="LineNr">367 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L368" class="LineNr">368 </span> <span class="Constant">"error: '81 0/add/subop 3/rm32/ebx 1/imm32' (combine rm32 with imm32 based on subop): missing mod operand\n"</span> -<span id="L369" class="LineNr">369 </span> <span class="Delimiter">);</span> -<span id="L370" class="LineNr">370 </span><span class="Delimiter">}</span> -<span id="L371" class="LineNr">371 </span> -<span id="L372" class="LineNr">372 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L372'>check_operands_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L373" class="LineNr">373 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L374" class="LineNr">374 </span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L375" class="LineNr">375 </span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L376" class="LineNr">376 </span> <span class="Comment">// no check for r32; some instructions don't use it; just assume it's 0 if missing</span> -<span id="L377" class="LineNr">377 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"81"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"8f"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"ff"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Comment">// keep sync'd with 'help subop'</span> -<span id="L378" class="LineNr">378 </span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L379" class="LineNr">379 </span> <a href='031check_operands.cc.html#L437'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"should be replaced by subop"</span><span class="Delimiter">);</span> -<span id="L380" class="LineNr">380 </span> <span class="Delimiter">}</span> -<span id="L381" class="LineNr">381 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L382" class="LineNr">382 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data != <span class="Constant">"4"</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L383" class="LineNr">383 </span> <span class="Comment">// SIB byte checks</span> -<span id="L384" class="LineNr">384 </span> <span class="Normal">uint8_t</span> mod = <a href='011run.cc.html#L302'>hex_byte</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> -<span id="L385" class="LineNr">385 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>mod != <span class="Comment">/*</span><span class="Comment">direct</span><span class="Comment">*/</span><span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L386" class="LineNr">386 </span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L387" class="LineNr">387 </span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> <span class="Comment">// otherwise why go to SIB?</span> -<span id="L388" class="LineNr">388 </span> <span class="Delimiter">}</span> -<span id="L389" class="LineNr">389 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L390" class="LineNr">390 </span> <a href='031check_operands.cc.html#L437'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> -<span id="L391" class="LineNr">391 </span> <a href='031check_operands.cc.html#L437'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> -<span id="L392" class="LineNr">392 </span> <span class="Delimiter">}</span> -<span id="L393" class="LineNr">393 </span> <span class="Comment">// no check for scale; 0 (2**0 = 1) by default</span> -<span id="L394" class="LineNr">394 </span><span class="Delimiter">}</span> -<span id="L395" class="LineNr">395 </span> -<span id="L396" class="LineNr">396 </span><span class="Comment">// same as compare_bitvector, with one additional exception for modrm-based</span> -<span id="L397" class="LineNr">397 </span><span class="Comment">// instructions: they may use an extra displacement on occasion</span> -<span id="L398" class="LineNr">398 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L398'>compare_bitvector_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L399" class="LineNr">399 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L306'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L400" class="LineNr">400 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L296'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L401" class="LineNr">401 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L402" class="LineNr">402 </span> <span class="Comment">// update 'expected' bitvector for the additional exception</span> -<span id="L403" class="LineNr">403 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L404" class="LineNr">404 </span> <span class="Normal">int32_t</span> mod = <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> -<span id="L405" class="LineNr">405 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L406" class="LineNr">406 </span> <span class="Normal">case</span> <span class="Constant">0</span>: -<span id="L407" class="LineNr">407 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">)</span> && <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data<span class="Delimiter">)</span> == <span class="Constant">5</span><span class="Delimiter">)</span> -<span id="L408" class="LineNr">408 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> -<span id="L409" class="LineNr">409 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L410" class="LineNr">410 </span> <span class="Normal">case</span> <span class="Constant">1</span>: -<span id="L411" class="LineNr">411 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP8<span class="Delimiter">);</span> -<span id="L412" class="LineNr">412 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L413" class="LineNr">413 </span> <span class="Normal">case</span> <span class="Constant">2</span>: -<span id="L414" class="LineNr">414 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> -<span id="L415" class="LineNr">415 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L416" class="LineNr">416 </span> <span class="Delimiter">}</span> -<span id="L417" class="LineNr">417 </span> <span class="Delimiter">}</span> -<span id="L418" class="LineNr">418 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> -<span id="L419" class="LineNr">419 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L420" class="LineNr">420 </span><span class="CommentedCode">//? cerr << "comparing for modrm " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> -<span id="L421" class="LineNr">421 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> -<span id="L422" class="LineNr">422 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L79'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L423" class="LineNr">423 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> -<span id="L424" class="LineNr">424 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L425" class="LineNr">425 </span> <span class="Normal">else</span> -<span id="L426" class="LineNr">426 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L427" class="LineNr">427 </span> <span class="Comment">// continue giving all errors for a single instruction</span> -<span id="L428" class="LineNr">428 </span> <span class="Delimiter">}</span> -<span id="L429" class="LineNr">429 </span> <span class="Comment">// ignore settings in any unused bits</span> -<span id="L430" class="LineNr">430 </span><span class="Delimiter">}</span> -<span id="L431" class="LineNr">431 </span> -<span id="L432" class="LineNr">432 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L432'>check_operand_metadata_present</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L433" class="LineNr">433 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> -<span id="L434" class="LineNr">434 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << type << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L435" class="LineNr">435 </span><span class="Delimiter">}</span> -<span id="L436" class="LineNr">436 </span> -<span id="L437" class="LineNr">437 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L437'>check_operand_metadata_absent</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">,</span> <span class="Normal">const</span> string& msg<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L438" class="LineNr">438 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> -<span id="L439" class="LineNr">439 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L288'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << type << <span class="Constant">" operand ("</span> << msg << <span class="Constant">")\n"</span> << end<span class="Delimiter">();</span> -<span id="L440" class="LineNr">440 </span><span class="Delimiter">}</span> -<span id="L441" class="LineNr">441 </span> -<span id="L442" class="LineNr">442 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L442'>test_modrm_with_displacement</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L443" class="LineNr">443 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u = <span class="Constant">0x1</span><span class="Delimiter">;</span> -<span id="L444" class="LineNr">444 </span> transform<span class="Delimiter">(</span> -<span id="L445" class="LineNr">445 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L446" class="LineNr">446 </span> <span class="Comment">// just avoid null pointer</span> -<span id="L447" class="LineNr">447 </span> <span class="Constant">"8b/copy 1/mod/lookup+disp8 0/rm32/EAX 2/r32/EDX 4/disp8\n"</span> <span class="Comment">// copy *(EAX+4) to EDX</span> -<span id="L448" class="LineNr">448 </span> <span class="Delimiter">);</span> -<span id="L449" class="LineNr">449 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L450" class="LineNr">450 </span><span class="Delimiter">}</span> -<span id="L451" class="LineNr">451 </span> -<span id="L452" class="LineNr">452 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L452'>test_check_missing_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L453" class="LineNr">453 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L454" class="LineNr">454 </span> transform<span class="Delimiter">(</span> -<span id="L455" class="LineNr">455 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L456" class="LineNr">456 </span> <span class="Constant">"89/copy 1/mod/lookup+disp8 0/rm32/EAX 1/r32/ECX\n"</span> <span class="Comment">// missing disp8</span> -<span id="L457" class="LineNr">457 </span> <span class="Delimiter">);</span> -<span id="L458" class="LineNr">458 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L459" class="LineNr">459 </span> <span class="Constant">"error: '89/copy 1/mod/lookup+disp8 0/rm32/EAX 1/r32/ECX' (copy r32 to rm32): missing disp8 operand\n"</span> -<span id="L460" class="LineNr">460 </span> <span class="Delimiter">);</span> -<span id="L461" class="LineNr">461 </span><span class="Delimiter">}</span> -<span id="L462" class="LineNr">462 </span> -<span id="L463" class="LineNr">463 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L463'>test_check_missing_disp32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L464" class="LineNr">464 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L465" class="LineNr">465 </span> transform<span class="Delimiter">(</span> -<span id="L466" class="LineNr">466 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L467" class="LineNr">467 </span> <span class="Constant">"8b/copy 0/mod/indirect 5/rm32/.disp32 2/r32/EDX\n"</span> <span class="Comment">// missing disp32</span> -<span id="L468" class="LineNr">468 </span> <span class="Delimiter">);</span> -<span id="L469" class="LineNr">469 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L470" class="LineNr">470 </span> <span class="Constant">"error: '8b/copy 0/mod/indirect 5/rm32/.disp32 2/r32/EDX' (copy rm32 to r32): missing <a href='040---tests.cc.html#L84'>disp32</a> operand\n"</span> -<span id="L471" class="LineNr">471 </span> <span class="Delimiter">);</span> -<span id="L472" class="LineNr">472 </span><span class="Delimiter">}</span> -<span id="L473" class="LineNr">473 </span> -<span id="L474" class="LineNr">474 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L474'>test_conflicting_operands_in_modrm_instruction</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L475" class="LineNr">475 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L476" class="LineNr">476 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L477" class="LineNr">477 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L478" class="LineNr">478 </span> <span class="Constant">"01/add 0/mod 3/mod\n"</span> -<span id="L479" class="LineNr">479 </span> <span class="Delimiter">);</span> -<span id="L480" class="LineNr">480 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L481" class="LineNr">481 </span> <span class="Constant">"error: '01/add 0/mod 3/mod' has conflicting mod operands\n"</span> -<span id="L482" class="LineNr">482 </span> <span class="Delimiter">);</span> -<span id="L483" class="LineNr">483 </span><span class="Delimiter">}</span> -<span id="L484" class="LineNr">484 </span> -<span id="L485" class="LineNr">485 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L485'>test_conflicting_operand_type_modrm</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L486" class="LineNr">486 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L487" class="LineNr">487 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L488" class="LineNr">488 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L489" class="LineNr">489 </span> <span class="Constant">"01/add 0/mod 3/rm32/r32\n"</span> -<span id="L490" class="LineNr">490 </span> <span class="Delimiter">);</span> -<span id="L491" class="LineNr">491 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L492" class="LineNr">492 </span> <span class="Constant">"error: '3/rm32/r32' has conflicting operand types; it should have only one\n"</span> -<span id="L493" class="LineNr">493 </span> <span class="Delimiter">);</span> -<span id="L494" class="LineNr">494 </span><span class="Delimiter">}</span> -<span id="L495" class="LineNr">495 </span> -<span id="L496" class="LineNr">496 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L496'>test_check_missing_rm32_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L497" class="LineNr">497 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L498" class="LineNr">498 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L499" class="LineNr">499 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L500" class="LineNr">500 </span> <span class="Constant">"81 0/add/subop 0/mod 1/imm32\n"</span> -<span id="L501" class="LineNr">501 </span> <span class="Delimiter">);</span> -<span id="L502" class="LineNr">502 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L503" class="LineNr">503 </span> <span class="Constant">"error: '81 0/add/subop 0/mod 1/imm32' (combine rm32 with imm32 based on subop): missing rm32 operand\n"</span> -<span id="L504" class="LineNr">504 </span> <span class="Delimiter">);</span> -<span id="L505" class="LineNr">505 </span><span class="Delimiter">}</span> -<span id="L506" class="LineNr">506 </span> -<span id="L507" class="LineNr">507 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L507'>test_check_missing_subop_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L508" class="LineNr">508 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L509" class="LineNr">509 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L510" class="LineNr">510 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L511" class="LineNr">511 </span> <span class="Constant">"81 0/mod 3/rm32/ebx 1/imm32\n"</span> -<span id="L512" class="LineNr">512 </span> <span class="Delimiter">);</span> -<span id="L513" class="LineNr">513 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L514" class="LineNr">514 </span> <span class="Constant">"error: '81 0/mod 3/rm32/ebx 1/imm32' (combine rm32 with imm32 based on subop): missing subop operand\n"</span> -<span id="L515" class="LineNr">515 </span> <span class="Delimiter">);</span> -<span id="L516" class="LineNr">516 </span><span class="Delimiter">}</span> -<span id="L517" class="LineNr">517 </span> -<span id="L518" class="LineNr">518 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L518'>test_check_missing_base_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L519" class="LineNr">519 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L520" class="LineNr">520 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L521" class="LineNr">521 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L522" class="LineNr">522 </span> <span class="Constant">"81 0/add/subop 0/mod/indirect 4/rm32/use-sib 1/imm32\n"</span> -<span id="L523" class="LineNr">523 </span> <span class="Delimiter">);</span> -<span id="L524" class="LineNr">524 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L525" class="LineNr">525 </span> <span class="Constant">"error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 1/imm32' (combine rm32 with imm32 based on subop): missing base operand\n"</span> -<span id="L526" class="LineNr">526 </span> <span class="Delimiter">);</span> -<span id="L527" class="LineNr">527 </span><span class="Delimiter">}</span> -<span id="L528" class="LineNr">528 </span> -<span id="L529" class="LineNr">529 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L529'>test_check_missing_index_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L530" class="LineNr">530 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L531" class="LineNr">531 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L532" class="LineNr">532 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L533" class="LineNr">533 </span> <span class="Constant">"81 0/add/subop 0/mod/indirect 4/rm32/use-sib 0/base 1/imm32\n"</span> -<span id="L534" class="LineNr">534 </span> <span class="Delimiter">);</span> -<span id="L535" class="LineNr">535 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L536" class="LineNr">536 </span> <span class="Constant">"error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 0/base 1/imm32' (combine rm32 with imm32 based on subop): missing index operand\n"</span> -<span id="L537" class="LineNr">537 </span> <span class="Delimiter">);</span> -<span id="L538" class="LineNr">538 </span><span class="Delimiter">}</span> -<span id="L539" class="LineNr">539 </span> -<span id="L540" class="LineNr">540 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L540'>test_check_missing_base_operand_2</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L541" class="LineNr">541 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L542" class="LineNr">542 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L543" class="LineNr">543 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L544" class="LineNr">544 </span> <span class="Constant">"81 0/add/subop 0/mod/indirect 4/rm32/use-sib 2/index 3/scale 1/imm32\n"</span> -<span id="L545" class="LineNr">545 </span> <span class="Delimiter">);</span> -<span id="L546" class="LineNr">546 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L547" class="LineNr">547 </span> <span class="Constant">"error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 2/index 3/scale 1/imm32' (combine rm32 with imm32 based on subop): missing base operand\n"</span> -<span id="L548" class="LineNr">548 </span> <span class="Delimiter">);</span> -<span id="L549" class="LineNr">549 </span><span class="Delimiter">}</span> -<span id="L550" class="LineNr">550 </span> -<span id="L551" class="LineNr">551 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L551'>test_check_extra_displacement</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L552" class="LineNr">552 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L553" class="LineNr">553 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L554" class="LineNr">554 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L555" class="LineNr">555 </span> <span class="Constant">"89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 4/disp8\n"</span> -<span id="L556" class="LineNr">556 </span> <span class="Delimiter">);</span> -<span id="L557" class="LineNr">557 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L558" class="LineNr">558 </span> <span class="Constant">"error: '89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 4/disp8' (copy r32 to rm32): unexpected disp8 operand\n"</span> -<span id="L559" class="LineNr">559 </span> <span class="Delimiter">);</span> -<span id="L560" class="LineNr">560 </span><span class="Delimiter">}</span> -<span id="L561" class="LineNr">561 </span> -<span id="L562" class="LineNr">562 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L562'>test_check_duplicate_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L563" class="LineNr">563 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L564" class="LineNr">564 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L565" class="LineNr">565 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L566" class="LineNr">566 </span> <span class="Constant">"89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 1/r32\n"</span> -<span id="L567" class="LineNr">567 </span> <span class="Delimiter">);</span> -<span id="L568" class="LineNr">568 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L569" class="LineNr">569 </span> <span class="Constant">"error: '89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 1/r32': duplicate r32 operand\n"</span> -<span id="L570" class="LineNr">570 </span> <span class="Delimiter">);</span> -<span id="L571" class="LineNr">571 </span><span class="Delimiter">}</span> -<span id="L572" class="LineNr">572 </span> -<span id="L573" class="LineNr">573 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L573'>test_check_base_operand_not_needed_in_direct_mode</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L574" class="LineNr">574 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L575" class="LineNr">575 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L576" class="LineNr">576 </span> <span class="Constant">"81 0/add/subop 3/mod/indirect 4/rm32/use-sib 1/imm32\n"</span> -<span id="L577" class="LineNr">577 </span> <span class="Delimiter">);</span> -<span id="L578" class="LineNr">578 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L579" class="LineNr">579 </span><span class="Delimiter">}</span> -<span id="L580" class="LineNr">580 </span> -<span id="L581" class="LineNr">581 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L581'>test_extra_modrm</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L582" class="LineNr">582 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L583" class="LineNr">583 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L584" class="LineNr">584 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L585" class="LineNr">585 </span> <span class="Constant">"59/pop-to-ECX 3/mod/direct 1/rm32/ECX 4/r32/ESP\n"</span> -<span id="L586" class="LineNr">586 </span> <span class="Delimiter">);</span> -<span id="L587" class="LineNr">587 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L588" class="LineNr">588 </span> <span class="Constant">"error: '59/pop-to-ECX 3/mod/direct 1/rm32/ECX 4/r32/ESP' (pop top of stack to ECX): unexpected modrm operand\n"</span> -<span id="L589" class="LineNr">589 </span> <span class="Delimiter">);</span> -<span id="L590" class="LineNr">590 </span><span class="Delimiter">}</span> -<span id="L591" class="LineNr">591 </span> -<span id="L592" class="LineNr">592 </span><span class="SalientComment">//:: similarly handle multi-byte opcodes</span> -<span id="L593" class="LineNr">593 </span> -<span id="L594" class="LineNr">594 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L595" class="LineNr">595 </span> assert<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">);</span> -<span id="L596" class="LineNr">596 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L597" class="LineNr">597 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"opcode '0f' requires a second opcode\n"</span> << end<span class="Delimiter">();</span> -<span id="L598" class="LineNr">598 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L599" class="LineNr">599 </span> <span class="Delimiter">}</span> -<span id="L600" class="LineNr">600 </span> <a href='011run.cc.html#L126'>word</a> op = <a href='031check_operands.cc.html#L41'>preprocess_op</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span> -<span id="L601" class="LineNr">601 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L602" class="LineNr">602 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"unknown 2-byte opcode '0f "</span> << op<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L603" class="LineNr">603 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L604" class="LineNr">604 </span> <span class="Delimiter">}</span> -<span id="L605" class="LineNr">605 </span> check_operands_0f<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L606" class="LineNr">606 </span><span class="Delimiter">}</span> -<span id="L607" class="LineNr">607 </span> -<span id="L608" class="LineNr">608 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L608'>check_operands_f3</a><span class="Delimiter">(</span><span class="Normal">const</span> line& <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L609" class="LineNr">609 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"no supported opcodes starting with f3\n"</span> << end<span class="Delimiter">();</span> -<span id="L610" class="LineNr">610 </span><span class="Delimiter">}</span> -<span id="L611" class="LineNr">611 </span> -<span id="L612" class="LineNr">612 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L612'>test_check_missing_disp32_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L613" class="LineNr">613 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L614" class="LineNr">614 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L615" class="LineNr">615 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L616" class="LineNr">616 </span> <span class="Constant">" 0f 84 # jmp if ZF to ??\n"</span> -<span id="L617" class="LineNr">617 </span> <span class="Delimiter">);</span> -<span id="L618" class="LineNr">618 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L619" class="LineNr">619 </span> <span class="Constant">"error: '0f 84' (jump <a href='040---tests.cc.html#L84'>disp32</a> bytes away if equal, if <a href='010---vm.cc.html#L83'>ZF</a> is set): missing <a href='040---tests.cc.html#L84'>disp32</a> operand\n"</span> -<span id="L620" class="LineNr">620 </span> <span class="Delimiter">);</span> -<span id="L621" class="LineNr">621 </span><span class="Delimiter">}</span> -<span id="L622" class="LineNr">622 </span> -<span id="L623" class="LineNr">623 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L624" class="LineNr">624 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">bitvector</span><span class="Comment">*/</span><span class="Normal">uint8_t</span>> <span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">;</span> -<span id="L625" class="LineNr">625 </span><span class="Delimiter">:(before "End Init Permitted Operands")</span> -<span id="L626" class="LineNr">626 </span><span class="SalientComment">//// Class D: just op and disp32</span> -<span id="L627" class="LineNr">627 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L628" class="LineNr">628 </span><span class="Comment">// 0 0 1 |0 0 0 0</span> -<span id="L629" class="LineNr">629 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"82"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L630" class="LineNr">630 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"83"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L631" class="LineNr">631 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"84"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L632" class="LineNr">632 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"85"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L633" class="LineNr">633 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"86"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L634" class="LineNr">634 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"87"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L635" class="LineNr">635 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8c"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L636" class="LineNr">636 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L637" class="LineNr">637 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8e"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L638" class="LineNr">638 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L639" class="LineNr">639 </span> -<span id="L640" class="LineNr">640 </span><span class="SalientComment">//// Class M: using ModR/M byte</span> -<span id="L641" class="LineNr">641 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L642" class="LineNr">642 </span><span class="Comment">// 0 0 0 |0 0 0 1</span> -<span id="L643" class="LineNr">643 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"af"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L644" class="LineNr">644 </span> -<span id="L645" class="LineNr">645 </span><span class="Delimiter">:(code)</span> -<span id="L646" class="LineNr">646 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L647" class="LineNr">647 </span> <span class="Normal">uint8_t</span> expected_bitvector = get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L624'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L648" class="LineNr">648 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>HAS<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L69'>MODRM</a><span class="Delimiter">))</span> -<span id="L649" class="LineNr">649 </span> <a href='031check_operands.cc.html#L372'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L650" class="LineNr">650 </span> <a href='031check_operands.cc.html#L653'>compare_bitvector_0f</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> CLEAR<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L69'>MODRM</a><span class="Delimiter">),</span> op<span class="Delimiter">);</span> -<span id="L651" class="LineNr">651 </span><span class="Delimiter">}</span> -<span id="L652" class="LineNr">652 </span> -<span id="L653" class="LineNr">653 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L653'>compare_bitvector_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L654" class="LineNr">654 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L416'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L306'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L655" class="LineNr">655 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L296'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L656" class="LineNr">656 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L657" class="LineNr">657 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> -<span id="L658" class="LineNr">658 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L76'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L659" class="LineNr">659 </span><span class="CommentedCode">//? cerr << "comparing " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> -<span id="L660" class="LineNr">660 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> -<span id="L661" class="LineNr">661 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L79'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L662" class="LineNr">662 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> -<span id="L663" class="LineNr">663 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L671'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L664" class="LineNr">664 </span> <span class="Normal">else</span> -<span id="L665" class="LineNr">665 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L671'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L666" class="LineNr">666 </span> <span class="Comment">// continue giving all errors for a single instruction</span> -<span id="L667" class="LineNr">667 </span> <span class="Delimiter">}</span> -<span id="L668" class="LineNr">668 </span> <span class="Comment">// ignore settings in any unused bits</span> -<span id="L669" class="LineNr">669 </span><span class="Delimiter">}</span> -<span id="L670" class="LineNr">670 </span> -<span id="L671" class="LineNr">671 </span>string <a href='031check_operands.cc.html#L671'>maybe_name_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L672" class="LineNr">672 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L673" class="LineNr">673 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L674" class="LineNr">674 </span> <span class="Comment">// strip stuff in parens from the name</span> -<span id="L675" class="LineNr">675 </span> <span class="Normal">const</span> string& s = get<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L357'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L676" class="LineNr">676 </span> <span class="Identifier">return</span> <span class="Constant">" ("</span>+s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">" ("</span><span class="Delimiter">))</span>+<span class="Constant">')'</span><span class="Delimiter">;</span> -<span id="L677" class="LineNr">677 </span><span class="Delimiter">}</span> -<span id="L678" class="LineNr">678 </span> -<span id="L679" class="LineNr">679 </span>string <a href='031check_operands.cc.html#L679'>tolower</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L680" class="LineNr">680 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L681" class="LineNr">681 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span> *s<span class="Delimiter">;</span> ++s<span class="Delimiter">)</span> -<span id="L682" class="LineNr">682 </span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><a href='031check_operands.cc.html#L679'>tolower</a><span class="Delimiter">(</span>*s<span class="Delimiter">));</span> -<span id="L683" class="LineNr">683 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L684" class="LineNr">684 </span><span class="Delimiter">}</span> -<span id="L685" class="LineNr">685 </span> -<span id="L686" class="LineNr">686 </span><span class="PreProc">#undef HAS</span> -<span id="L687" class="LineNr">687 </span><span class="PreProc">#undef SET</span> -<span id="L688" class="LineNr">688 </span><span class="PreProc">#undef CLEAR</span> -<span id="L689" class="LineNr">689 </span> -<span id="L690" class="LineNr">690 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L691" class="LineNr">691 </span><span class="PreProc">#include</span><span class="Constant"><cctype></span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/032check_operand_bounds.cc.html b/html/subx/032check_operand_bounds.cc.html deleted file mode 100644 index 63838a83..00000000 --- a/html/subx/032check_operand_bounds.cc.html +++ /dev/null @@ -1,207 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/032check_operand_bounds.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } -.cSpecial { color: #008000; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/032check_operand_bounds.cc'>https://github.com/akkartik/mu/blob/master/subx/032check_operand_bounds.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="SalientComment">//:: Check that the different operands of an instruction aren't too large for their bitfields.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L3'>test_check_bitfield_sizes</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L4" class="LineNr"> 4 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L5" class="LineNr"> 5 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L6" class="LineNr"> 6 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L7" class="LineNr"> 7 </span> <span class="Constant">"01/add 4/mod 3/rm32 1/r32\n"</span> <span class="Comment">// add ECX to EBX</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Delimiter">);</span> -<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Constant">"error: '4/mod' too large to fit in bitfield mod\n"</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Delimiter">);</span> -<span id="L12" class="LineNr"> 12 </span><span class="Delimiter">}</span> -<span id="L13" class="LineNr"> 13 </span> -<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L15" class="LineNr"> 15 </span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> <span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">;</span> -<span id="L16" class="LineNr"> 16 </span><span class="Delimiter">:(before "End One-time Setup")</span> -<span id="L17" class="LineNr"> 17 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L18" class="LineNr"> 18 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L19" class="LineNr"> 19 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L20" class="LineNr"> 20 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L21" class="LineNr"> 21 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L22" class="LineNr"> 22 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"scale"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L24" class="LineNr"> 24 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">8</span><span class="Delimiter">);</span> -<span id="L25" class="LineNr"> 25 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">16</span><span class="Delimiter">);</span> -<span id="L26" class="LineNr"> 26 </span><span class="Comment">// no bound needed for disp32</span> -<span id="L27" class="LineNr"> 27 </span><a href='001help.cc.html#L261'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"imm8"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">8</span><span class="Delimiter">);</span> -<span id="L28" class="LineNr"> 28 </span><span class="Comment">// no bound needed for imm32</span> -<span id="L29" class="LineNr"> 29 </span> -<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">:(before "Pack Operands(segment code)")</span> -<span id="L31" class="LineNr"> 31 </span>check_operand_bounds<span class="Delimiter">(</span>code<span class="Delimiter">);</span> -<span id="L32" class="LineNr"> 32 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span><span class="Delimiter">:(code)</span> -<span id="L34" class="LineNr"> 34 </span><span class="Normal">void</span> check_operand_bounds<span class="Delimiter">(</span><span class="Normal">const</span> segment& code<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L35" class="LineNr"> 35 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- check operand bounds"</span> << end<span class="Delimiter">();</span> -<span id="L36" class="LineNr"> 36 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">const</span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <a href='031check_operands.cc.html#L310'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> -<span id="L39" class="LineNr"> 39 </span> check_operand_bounds<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// stop at the first mal-formed instruction</span> -<span id="L41" class="LineNr"> 41 </span> <span class="Delimiter">}</span> -<span id="L42" class="LineNr"> 42 </span><span class="Delimiter">}</span> -<span id="L43" class="LineNr"> 43 </span> -<span id="L44" class="LineNr"> 44 </span><span class="Normal">void</span> check_operand_bounds<span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>::iterator p = <span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='032check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>w<span class="Delimiter">,</span> p<span class="Delimiter">-></span>first<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!looks_like_hex_int<span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// later transforms are on their own to do their own bounds checking</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Normal">int32_t</span> x = <a href='011run.cc.html#L448'>parse_int</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>x >= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-></span>first == <span class="Constant">"disp8"</span> || p<span class="Delimiter">-></span>first == <span class="Constant">"disp16"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>x<span class="Delimiter">)</span> >= p<span class="Delimiter">-></span>second/<span class="Constant">2</span><span class="Delimiter">)</span> -<span id="L52" class="LineNr"> 52 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in signed bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">}</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>x<span class="Delimiter">)</span> >= p<span class="Delimiter">-></span>second<span class="Delimiter">)</span> -<span id="L56" class="LineNr"> 56 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Delimiter">}</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">}</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Comment">// hacky? assuming bound is a power of 2</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>x < -<span class="Constant">1</span>*<span class="Normal">static_cast</span><<span class="Normal">int32_t</span>><span class="Delimiter">(</span>p<span class="Delimiter">-></span>second/<span class="Constant">2</span><span class="Delimiter">))</span> -<span id="L62" class="LineNr"> 62 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Delimiter">}</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Delimiter">}</span> -<span id="L65" class="LineNr"> 65 </span><span class="Delimiter">}</span> -<span id="L66" class="LineNr"> 66 </span> -<span id="L67" class="LineNr"> 67 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L67'>test_check_bitfield_sizes_for_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L68" class="LineNr"> 68 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX 0xff/imm8"</span> <span class="Comment">// shift EBX left</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Delimiter">);</span> -<span id="L72" class="LineNr"> 72 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span> -<span id="L73" class="LineNr"> 73 </span><span class="Delimiter">}</span> -<span id="L74" class="LineNr"> 74 </span> -<span id="L75" class="LineNr"> 75 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L75'>test_check_bitfield_sizes_for_imm8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L77" class="LineNr"> 77 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX 0x100/imm8"</span> <span class="Comment">// shift EBX left</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">);</span> -<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Constant">"error: '0x100/imm8' too large to fit in bitfield imm8\n"</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Delimiter">);</span> -<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">}</span> -<span id="L85" class="LineNr"> 85 </span> -<span id="L86" class="LineNr"> 86 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L86'>test_check_bitfield_sizes_for_negative_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L87" class="LineNr"> 87 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX -0x80/imm8"</span> <span class="Comment">// shift EBX left</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">);</span> -<span id="L91" class="LineNr"> 91 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span> -<span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span> -<span id="L93" class="LineNr"> 93 </span> -<span id="L94" class="LineNr"> 94 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L94'>test_check_bitfield_sizes_for_negative_imm8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L96" class="LineNr"> 96 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX -0x81/imm8"</span> <span class="Comment">// shift EBX left</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">);</span> -<span id="L100" class="LineNr">100 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L101" class="LineNr">101 </span> <span class="Constant">"error: '-0x81/imm8' too large to fit in bitfield imm8\n"</span> -<span id="L102" class="LineNr">102 </span> <span class="Delimiter">);</span> -<span id="L103" class="LineNr">103 </span><span class="Delimiter">}</span> -<span id="L104" class="LineNr">104 </span> -<span id="L105" class="LineNr">105 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L105'>test_check_bitfield_sizes_for_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">// not bothering to run</span> -<span id="L107" class="LineNr">107 </span> transform<span class="Delimiter">(</span> -<span id="L108" class="LineNr">108 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L109" class="LineNr">109 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 0x7f/disp8\n"</span> <span class="Comment">// add ECX to *(EBX+0x7f)</span> -<span id="L110" class="LineNr">110 </span> <span class="Delimiter">);</span> -<span id="L111" class="LineNr">111 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span> -<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span> -<span id="L113" class="LineNr">113 </span> -<span id="L114" class="LineNr">114 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L114'>test_check_bitfield_sizes_for_disp8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L115" class="LineNr">115 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L116" class="LineNr">116 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L117" class="LineNr">117 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L118" class="LineNr">118 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 0x80/disp8\n"</span> <span class="Comment">// add ECX to *(EBX+0x80)</span> -<span id="L119" class="LineNr">119 </span> <span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L121" class="LineNr">121 </span> <span class="Constant">"error: '0x80/disp8' too large to fit in signed bitfield disp8\n"</span> -<span id="L122" class="LineNr">122 </span> <span class="Delimiter">);</span> -<span id="L123" class="LineNr">123 </span><span class="Delimiter">}</span> -<span id="L124" class="LineNr">124 </span> -<span id="L125" class="LineNr">125 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L125'>test_check_bitfield_sizes_for_negative_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment">// not bothering to run</span> -<span id="L127" class="LineNr">127 </span> transform<span class="Delimiter">(</span> -<span id="L128" class="LineNr">128 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L129" class="LineNr">129 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 -0x80/disp8\n"</span> <span class="Comment">// add ECX to *(EBX-0x80)</span> -<span id="L130" class="LineNr">130 </span> <span class="Delimiter">);</span> -<span id="L131" class="LineNr">131 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span> -<span id="L132" class="LineNr">132 </span><span class="Delimiter">}</span> -<span id="L133" class="LineNr">133 </span> -<span id="L134" class="LineNr">134 </span><span class="Normal">void</span> <a href='032check_operand_bounds.cc.html#L134'>test_check_bitfield_sizes_for_negative_disp8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L135" class="LineNr">135 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L136" class="LineNr">136 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L137" class="LineNr">137 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L138" class="LineNr">138 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 -0x81/disp8\n"</span> <span class="Comment">// add ECX to *(EBX-0x81)</span> -<span id="L139" class="LineNr">139 </span> <span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L141" class="LineNr">141 </span> <span class="Constant">"error: '-0x81/disp8' too large to fit in bitfield disp8\n"</span> -<span id="L142" class="LineNr">142 </span> <span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/034compute_segment_address.cc.html b/html/subx/034compute_segment_address.cc.html deleted file mode 100644 index f761044d..00000000 --- a/html/subx/034compute_segment_address.cc.html +++ /dev/null @@ -1,148 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/034compute_segment_address.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/034compute_segment_address.cc'>https://github.com/akkartik/mu/blob/master/subx/034compute_segment_address.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: ELF binaries have finicky rules about the precise alignment each segment</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: should start at. They depend on the amount of code in a program.</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: We shouldn't expect people to adjust segment addresses everytime they make</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: a change to their programs.</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: Let's start taking the given segment addresses as guidelines, and adjust</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: them as necessary.</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: This gives up a measure of control in placing code and data.</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="Normal">void</span> <a href='034compute_segment_address.cc.html#L9'>test_segment_name</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L10" class="LineNr">10 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L11" class="LineNr">11 </span> <span class="Constant">"== code 0x09000000\n"</span> -<span id="L12" class="LineNr">12 </span> <span class="Constant">"05/add-to-EAX 0x0d0c0b0a/imm32\n"</span> -<span id="L13" class="LineNr">13 </span> <span class="Comment">// code starts at 0x09000000 + p_offset, which is 0x54 for a single-segment binary</span> -<span id="L14" class="LineNr">14 </span> <span class="Delimiter">);</span> -<span id="L15" class="LineNr">15 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L16" class="LineNr">16 </span> <span class="Constant">"load: 0x09000054 -> 05\n"</span> -<span id="L17" class="LineNr">17 </span> <span class="Constant">"load: 0x09000055 -> 0a\n"</span> -<span id="L18" class="LineNr">18 </span> <span class="Constant">"load: 0x09000056 -> 0b\n"</span> -<span id="L19" class="LineNr">19 </span> <span class="Constant">"load: 0x09000057 -> 0c\n"</span> -<span id="L20" class="LineNr">20 </span> <span class="Constant">"load: 0x09000058 -> 0d\n"</span> -<span id="L21" class="LineNr">21 </span> <span class="Constant">"run: add imm32 0x0d0c0b0a to EAX\n"</span> -<span id="L22" class="LineNr">22 </span> <span class="Constant">"run: storing 0x0d0c0b0a\n"</span> -<span id="L23" class="LineNr">23 </span> <span class="Delimiter">);</span> -<span id="L24" class="LineNr">24 </span><span class="Delimiter">}</span> -<span id="L25" class="LineNr">25 </span> -<span id="L26" class="LineNr">26 </span><span class="Comment">//: compute segment address</span> -<span id="L27" class="LineNr">27 </span> -<span id="L28" class="LineNr">28 </span><span class="Delimiter">:(before "End Level-2 Transforms")</span> -<span id="L29" class="LineNr">29 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='034compute_segment_address.cc.html#L32'>compute_segment_starts</a><span class="Delimiter">);</span> -<span id="L30" class="LineNr">30 </span> -<span id="L31" class="LineNr">31 </span><span class="Delimiter">:(code)</span> -<span id="L32" class="LineNr">32 </span><span class="Normal">void</span> <a href='034compute_segment_address.cc.html#L32'>compute_segment_starts</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L33" class="LineNr">33 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- compute segment addresses"</span> << end<span class="Delimiter">();</span> -<span id="L34" class="LineNr">34 </span> <span class="Normal">uint32_t</span> p_offset = <span class="Comment">/*</span><span class="Comment">size of ehdr</span><span class="Comment">*/</span><span class="Constant">0x34</span> + <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">)</span>*<span class="Constant">0x20</span><span class="Comment">/*</span><span class="Comment">size of each phdr</span><span class="Comment">*/</span><span class="Delimiter">;</span> -<span id="L35" class="LineNr">35 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>size<span class="Delimiter">();</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L36" class="LineNr">36 </span> segment& curr = p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L37" class="LineNr">37 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>start >= <span class="Constant">0x08000000</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L38" class="LineNr">38 </span> <span class="Comment">// valid address for user space, so assume we're creating a real ELF binary, not just running a test</span> -<span id="L39" class="LineNr">39 </span> curr<span class="Delimiter">.</span>start &= <span class="Constant">0xfffff000</span><span class="Delimiter">;</span> <span class="Comment">// same number of zeros as the p_align used when emitting the ELF binary</span> -<span id="L40" class="LineNr">40 </span> curr<span class="Delimiter">.</span>start |= <span class="Delimiter">(</span>p_offset & <span class="Constant">0xfff</span><span class="Delimiter">);</span> -<span id="L41" class="LineNr">41 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"segment "</span> << i << <span class="Constant">" begins at address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << curr<span class="Delimiter">.</span>start << end<span class="Delimiter">();</span> -<span id="L42" class="LineNr">42 </span> <span class="Delimiter">}</span> -<span id="L43" class="LineNr">43 </span> p_offset += size_of<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L44" class="LineNr">44 </span> assert<span class="Delimiter">(</span>p_offset < <a href='010---vm.cc.html#L92'>SEGMENT_ALIGNMENT</a><span class="Delimiter">);</span> <span class="Comment">// for now we get less and less available space in each successive segment</span> -<span id="L45" class="LineNr">45 </span> <span class="Delimiter">}</span> -<span id="L46" class="LineNr">46 </span><span class="Delimiter">}</span> -<span id="L47" class="LineNr">47 </span> -<span id="L48" class="LineNr">48 </span><span class="Normal">uint32_t</span> size_of<span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L49" class="LineNr">49 </span> <span class="Normal">uint32_t</span> sum = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L50" class="LineNr">50 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L51" class="LineNr">51 </span> sum += <a href='034compute_segment_address.cc.html#L56'>num_bytes</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> -<span id="L52" class="LineNr">52 </span> <span class="Identifier">return</span> sum<span class="Delimiter">;</span> -<span id="L53" class="LineNr">53 </span><span class="Delimiter">}</span> -<span id="L54" class="LineNr">54 </span> -<span id="L55" class="LineNr">55 </span><span class="Comment">// Assumes all bitfields are packed.</span> -<span id="L56" class="LineNr">56 </span><span class="Normal">uint32_t</span> <a href='034compute_segment_address.cc.html#L56'>num_bytes</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L57" class="LineNr">57 </span> <span class="Normal">uint32_t</span> sum = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L58" class="LineNr">58 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L59" class="LineNr">59 </span> sum += size_of<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> -<span id="L60" class="LineNr">60 </span> <span class="Identifier">return</span> sum<span class="Delimiter">;</span> -<span id="L61" class="LineNr">61 </span><span class="Delimiter">}</span> -<span id="L62" class="LineNr">62 </span> -<span id="L63" class="LineNr">63 </span><span class="Normal">int</span> size_of<span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L64" class="LineNr">64 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>w<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">)</span> || has_operand_metadata<span class="Delimiter">(</span>w<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> -<span id="L65" class="LineNr">65 </span> <span class="Identifier">return</span> <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L66" class="LineNr">66 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>w<span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">))</span> -<span id="L67" class="LineNr">67 </span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L68" class="LineNr">68 </span> <span class="Comment">// End size_of(word w) Special-cases</span> -<span id="L69" class="LineNr">69 </span> <span class="Normal">else</span> -<span id="L70" class="LineNr">70 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L71" class="LineNr">71 </span><span class="Delimiter">}</span> -<span id="L72" class="LineNr">72 </span> -<span id="L73" class="LineNr">73 </span><span class="Comment">//: Dependencies:</span> -<span id="L74" class="LineNr">74 </span><span class="Comment">//: - We'd like to compute segment addresses before setting up global variables,</span> -<span id="L75" class="LineNr">75 </span><span class="Comment">//: because computing addresses for global variables requires knowing where</span> -<span id="L76" class="LineNr">76 </span><span class="Comment">//: the data segment starts.</span> -<span id="L77" class="LineNr">77 </span><span class="Comment">//: - We'd like to finish expanding labels before computing segment addresses,</span> -<span id="L78" class="LineNr">78 </span><span class="Comment">//: because it would make computing the sizes of segments more self-contained</span> -<span id="L79" class="LineNr">79 </span><span class="Comment">//: (num_bytes).</span> -<span id="L80" class="LineNr">80 </span><span class="Comment">//:</span> -<span id="L81" class="LineNr">81 </span><span class="Comment">//: Decision: compute segment addresses before expanding labels, by being</span> -<span id="L82" class="LineNr">82 </span><span class="Comment">//: aware in this layer of certain operand types that will eventually occupy</span> -<span id="L83" class="LineNr">83 </span><span class="Comment">//: multiple bytes.</span> -<span id="L84" class="LineNr">84 </span><span class="Comment">//:</span> -<span id="L85" class="LineNr">85 </span><span class="Comment">//: The layer to expand labels later hooks into num_bytes() to teach this</span> -<span id="L86" class="LineNr">86 </span><span class="Comment">//: layer that labels occupy zero space in the binary.</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/035labels.cc.html b/html/subx/035labels.cc.html deleted file mode 100644 index b143a3f8..00000000 --- a/html/subx/035labels.cc.html +++ /dev/null @@ -1,448 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/035labels.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/035labels.cc'>https://github.com/akkartik/mu/blob/master/subx/035labels.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Labels are defined by ending names with a ':'. This layer will compute</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: displacements for labels, and compute the offset for instructions using them.</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//:</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: We won't check this, but our convention will be that jump targets will</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: start with a '$', while functions will not. Function names will never be</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//: jumped to, and jump targets will never be called.</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: We're introducing non-number names for the first time, so it's worth</span> -<span id="L9" class="LineNr"> 9 </span><span class="Comment">//: laying down some ground rules all transforms will follow, so things don't</span> -<span id="L10" class="LineNr"> 10 </span><span class="Comment">//: get too confusing:</span> -<span id="L11" class="LineNr"> 11 </span><span class="Comment">//: - if it starts with a digit, it's treated as a number. If it can't be</span> -<span id="L12" class="LineNr"> 12 </span><span class="Comment">//: parsed as hex it will raise an error.</span> -<span id="L13" class="LineNr"> 13 </span><span class="Comment">//: - if it starts with '-' it's treated as a number.</span> -<span id="L14" class="LineNr"> 14 </span><span class="Comment">//: - if it starts with '0x' it's treated as a number.</span> -<span id="L15" class="LineNr"> 15 </span><span class="Comment">//: - if it's two characters long, it can't be a name. Either it's a hex</span> -<span id="L16" class="LineNr"> 16 </span><span class="Comment">//: byte, or it raises an error.</span> -<span id="L17" class="LineNr"> 17 </span><span class="Comment">//: That's it. Names can start with any non-digit that isn't a dash. They can</span> -<span id="L18" class="LineNr"> 18 </span><span class="Comment">//: be a single character long. 'a' is not a hex number, it's a variable.</span> -<span id="L19" class="LineNr"> 19 </span><span class="Comment">//: Later layers may add more conventions partitioning the space of names. But</span> -<span id="L20" class="LineNr"> 20 </span><span class="Comment">//: the above rules will remain inviolate.</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="Comment">//: One special label: the address to start running the program at.</span> -<span id="L23" class="LineNr"> 23 </span> -<span id="L24" class="LineNr"> 24 </span><span class="Normal">void</span> <a href='035labels.cc.html#L24'>test_entry_label</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L25" class="LineNr"> 25 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L26" class="LineNr"> 26 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L27" class="LineNr"> 27 </span> <span class="Constant">"05 0x0d0c0b0a/imm32\n"</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Constant">"Entry:\n"</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Constant">"05 0x0d0c0b0a/imm32\n"</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">);</span> -<span id="L31" class="LineNr"> 31 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Constant">"run: 0x00000006 opcode: 05\n"</span> -<span id="L33" class="LineNr"> 33 </span> <span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"run: 0x00000001 opcode: 05"</span><span class="Delimiter">);</span> -<span id="L35" class="LineNr"> 35 </span><span class="Delimiter">}</span> -<span id="L36" class="LineNr"> 36 </span> -<span id="L37" class="LineNr"> 37 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L38" class="LineNr"> 38 </span><span class="Normal">uint32_t</span> <span class="Special">Entry_address</span> = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L40" class="LineNr"> 40 </span><span class="Special">Entry_address</span> = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span><span class="Delimiter">:(before "End Initialize EIP")</span> -<span id="L42" class="LineNr"> 42 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Entry_address</span><span class="Delimiter">)</span> EIP = <span class="Special">Entry_address</span><span class="Delimiter">;</span> -<span id="L43" class="LineNr"> 43 </span><span class="Delimiter">:(after "Override e_entry")</span> -<span id="L44" class="LineNr"> 44 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Entry_address</span><span class="Delimiter">)</span> <a href='035labels.cc.html#L44'>e_entry</a> = <span class="Special">Entry_address</span><span class="Delimiter">;</span> -<span id="L45" class="LineNr"> 45 </span> -<span id="L46" class="LineNr"> 46 </span><span class="Delimiter">:(before "End looks_like_hex_int(s) Detectors")</span> -<span id="L47" class="LineNr"> 47 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">)</span> == <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L48" class="LineNr"> 48 </span> -<span id="L49" class="LineNr"> 49 </span><span class="Delimiter">:(code)</span> -<span id="L50" class="LineNr"> 50 </span><span class="Normal">void</span> <a href='035labels.cc.html#L50'>test_pack_immediate_ignores_single_byte_nondigit_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L52" class="LineNr"> 52 </span> transform<span class="Delimiter">(</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Constant">"b9/copy a/imm32\n"</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Constant">"transform: packing instruction 'b9/copy a/imm32'\n"</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Comment">// no change (we're just not printing metadata to the trace)</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Constant">"transform: instruction after packing: 'b9 a'\n"</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Delimiter">);</span> -<span id="L61" class="LineNr"> 61 </span><span class="Delimiter">}</span> -<span id="L62" class="LineNr"> 62 </span> -<span id="L63" class="LineNr"> 63 </span><span class="Normal">void</span> <a href='035labels.cc.html#L63'>test_pack_immediate_ignores_3_hex_digit_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L65" class="LineNr"> 65 </span> transform<span class="Delimiter">(</span> -<span id="L66" class="LineNr"> 66 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Constant">"b9/copy aaa/imm32\n"</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">);</span> -<span id="L69" class="LineNr"> 69 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"transform: packing instruction 'b9/copy aaa/imm32'\n"</span> -<span id="L71" class="LineNr"> 71 </span> <span class="Comment">// no change (we're just not printing metadata to the trace)</span> -<span id="L72" class="LineNr"> 72 </span> <span class="Constant">"transform: instruction after packing: 'b9 aaa'\n"</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Delimiter">);</span> -<span id="L74" class="LineNr"> 74 </span><span class="Delimiter">}</span> -<span id="L75" class="LineNr"> 75 </span> -<span id="L76" class="LineNr"> 76 </span><span class="Normal">void</span> <a href='035labels.cc.html#L76'>test_pack_immediate_ignores_non_hex_operand</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L78" class="LineNr"> 78 </span> transform<span class="Delimiter">(</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Constant">"b9/copy xxx/imm32\n"</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Delimiter">);</span> -<span id="L82" class="LineNr"> 82 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">"transform: packing instruction 'b9/copy xxx/imm32'\n"</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Comment">// no change (we're just not printing metadata to the trace)</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Constant">"transform: instruction after packing: 'b9 xxx'\n"</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">);</span> -<span id="L87" class="LineNr"> 87 </span><span class="Delimiter">}</span> -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="Comment">//: a helper we'll find handy later</span> -<span id="L90" class="LineNr"> 90 </span><span class="Normal">void</span> <a href='035labels.cc.html#L90'>check_valid_name</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr"> 92 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"empty name!\n"</span> << end<span class="Delimiter">();</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Delimiter">}</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'-'</span><span class="Delimiter">)</span> -<span id="L96" class="LineNr"> 96 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << s << <span class="Constant">"' starts with '-', which can be confused with a negative number; use a different name\n"</span> << end<span class="Delimiter">();</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">)</span> == <span class="Constant">"0x"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L98" class="LineNr"> 98 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << s << <span class="Constant">"' looks like a hex number; use a different name\n"</span> << end<span class="Delimiter">();</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L100" class="LineNr">100 </span> <span class="Delimiter">}</span> -<span id="L101" class="LineNr">101 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>isdigit<span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> -<span id="L102" class="LineNr">102 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << s << <span class="Constant">"' starts with a digit, and so can be confused with a negative number; use a different name.\n"</span> << end<span class="Delimiter">();</span> -<span id="L103" class="LineNr">103 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">)</span> == <span class="Constant">2</span><span class="Delimiter">)</span> -<span id="L104" class="LineNr">104 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << s << <span class="Constant">"' is two characters long which can look like raw hex bytes at a glance; use a different name\n"</span> << end<span class="Delimiter">();</span> -<span id="L105" class="LineNr">105 </span><span class="Delimiter">}</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="Comment">//: Now that that's done, let's start using names as labels.</span> -<span id="L108" class="LineNr">108 </span> -<span id="L109" class="LineNr">109 </span><span class="Normal">void</span> <a href='035labels.cc.html#L109'>test_map_label</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L110" class="LineNr">110 </span> transform<span class="Delimiter">(</span> -<span id="L111" class="LineNr">111 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L112" class="LineNr">112 </span> <span class="Constant">"loop:\n"</span> -<span id="L113" class="LineNr">113 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L114" class="LineNr">114 </span> <span class="Delimiter">);</span> -<span id="L115" class="LineNr">115 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L116" class="LineNr">116 </span> <span class="Constant">"transform: label 'loop' is at address 1\n"</span> -<span id="L117" class="LineNr">117 </span> <span class="Delimiter">);</span> -<span id="L118" class="LineNr">118 </span><span class="Delimiter">}</span> -<span id="L119" class="LineNr">119 </span> -<span id="L120" class="LineNr">120 </span><span class="Delimiter">:(before "End Level-2 Transforms")</span> -<span id="L121" class="LineNr">121 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='035labels.cc.html#L123'>rewrite_labels</a><span class="Delimiter">);</span> -<span id="L122" class="LineNr">122 </span><span class="Delimiter">:(code)</span> -<span id="L123" class="LineNr">123 </span><span class="Normal">void</span> <a href='035labels.cc.html#L123'>rewrite_labels</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L124" class="LineNr">124 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- rewrite labels"</span> << end<span class="Delimiter">();</span> -<span id="L125" class="LineNr">125 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L126" class="LineNr">126 </span> segment& code = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> map<string<span class="Delimiter">,</span> <span class="Normal">int32_t</span>> byte_index<span class="Delimiter">;</span> <span class="Comment">// values are unsigned, but we're going to do subtractions on them so they need to fit in 31 bits</span> -<span id="L128" class="LineNr">128 </span> <a href='035labels.cc.html#L137'>compute_byte_indices_for_labels</a><span class="Delimiter">(</span>code<span class="Delimiter">,</span> byte_index<span class="Delimiter">);</span> -<span id="L129" class="LineNr">129 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L130" class="LineNr">130 </span> <a href='035labels.cc.html#L211'>drop_labels</a><span class="Delimiter">(</span>code<span class="Delimiter">);</span> -<span id="L131" class="LineNr">131 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L132" class="LineNr">132 </span> <a href='035labels.cc.html#L223'>replace_labels_with_displacements</a><span class="Delimiter">(</span>code<span class="Delimiter">,</span> byte_index<span class="Delimiter">);</span> -<span id="L133" class="LineNr">133 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> <span class="Constant">"Entry"</span><span class="Delimiter">))</span> -<span id="L134" class="LineNr">134 </span> <span class="Special">Entry_address</span> = code<span class="Delimiter">.</span>start + get<span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> <span class="Constant">"Entry"</span><span class="Delimiter">);</span> -<span id="L135" class="LineNr">135 </span><span class="Delimiter">}</span> -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="Normal">void</span> <a href='035labels.cc.html#L137'>compute_byte_indices_for_labels</a><span class="Delimiter">(</span><span class="Normal">const</span> segment& code<span class="Delimiter">,</span> map<string<span class="Delimiter">,</span> <span class="Normal">int32_t</span>>& byte_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L138" class="LineNr">138 </span> <span class="Normal">int</span> current_byte = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L139" class="LineNr">139 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L140" class="LineNr">140 </span> <span class="Normal">const</span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='035labels.cc.html#L190'>Source_lines_file</a></span><span class="Delimiter">.</span>is_open<span class="Delimiter">()</span> && !inst<span class="Delimiter">.</span>original<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> && <span class="Comment">/*</span><span class="Comment">not a label</span><span class="Comment">*/</span> *inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> != <span class="Constant">':'</span><span class="Delimiter">)</span> -<span id="L142" class="LineNr">142 </span> <span class="Special"><a href='035labels.cc.html#L190'>Source_lines_file</a></span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Delimiter">(</span>code<span class="Delimiter">.</span>start + current_byte<span class="Delimiter">)</span> << <span class="Constant">' '</span> << inst<span class="Delimiter">.</span>original << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L143" class="LineNr">143 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L144" class="LineNr">144 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L145" class="LineNr">145 </span> <span class="Comment">// hack: if we have any operand metadata left after previous transforms,</span> -<span id="L146" class="LineNr">146 </span> <span class="Comment">// deduce its size</span> -<span id="L147" class="LineNr">147 </span> <span class="Comment">// Maybe we should just move this transform to before instruction</span> -<span id="L148" class="LineNr">148 </span> <span class="Comment">// packing, and deduce the size of *all* operands. But then we'll also</span> -<span id="L149" class="LineNr">149 </span> <span class="Comment">// have to deal with bitfields.</span> -<span id="L150" class="LineNr">150 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">)</span> || has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L151" class="LineNr">151 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> -<span id="L152" class="LineNr">152 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': don't use ':' when jumping to labels\n"</span> << end<span class="Delimiter">();</span> -<span id="L153" class="LineNr">153 </span> current_byte += <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L154" class="LineNr">154 </span> <span class="Delimiter">}</span> -<span id="L155" class="LineNr">155 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L156" class="LineNr">156 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> -<span id="L157" class="LineNr">157 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': don't use ':' when jumping to labels\n"</span> << end<span class="Delimiter">();</span> -<span id="L158" class="LineNr">158 </span> current_byte += <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span> <span class="Comment">// automatically handle /disp8 and /imm8 here</span> -<span id="L161" class="LineNr">161 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> != <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L162" class="LineNr">162 </span> ++current_byte<span class="Delimiter">;</span> -<span id="L163" class="LineNr">163 </span> <span class="Delimiter">}</span> -<span id="L164" class="LineNr">164 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L165" class="LineNr">165 </span> string label = <a href='035labels.cc.html#L269'>drop_last</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L166" class="LineNr">166 </span> <span class="Comment">// ensure labels look sufficiently different from raw hex</span> -<span id="L167" class="LineNr">167 </span> <a href='035labels.cc.html#L90'>check_valid_name</a><span class="Delimiter">(</span>label<span class="Delimiter">);</span> -<span id="L168" class="LineNr">168 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L433'>contains_any_operand_metadata</a><span class="Delimiter">(</span>curr<span class="Delimiter">))</span> -<span id="L170" class="LineNr">170 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': label definition (':') not allowed in operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L171" class="LineNr">171 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>j > <span class="Constant">0</span><span class="Delimiter">)</span> -<span id="L172" class="LineNr">172 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': labels can only be the first <a href='011run.cc.html#L126'>word</a> in a line.\n"</span> << end<span class="Delimiter">();</span> -<span id="L173" class="LineNr">173 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span><span class="Delimiter">.</span>is_open<span class="Delimiter">())</span> -<span id="L174" class="LineNr">174 </span> <span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Delimiter">(</span>code<span class="Delimiter">.</span>start + current_byte<span class="Delimiter">)</span> << <span class="Constant">' '</span> << label << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L175" class="LineNr">175 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> label<span class="Delimiter">)</span> && label != <span class="Constant">"Entry"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L176" class="LineNr">176 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"duplicate label '"</span> << label << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L177" class="LineNr">177 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L178" class="LineNr">178 </span> <span class="Delimiter">}</span> -<span id="L179" class="LineNr">179 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> label<span class="Delimiter">,</span> current_byte<span class="Delimiter">);</span> -<span id="L180" class="LineNr">180 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"label '"</span> << label << <span class="Constant">"' is at address "</span> << <span class="Delimiter">(</span>current_byte+code<span class="Delimiter">.</span>start<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L181" class="LineNr">181 </span> <span class="Comment">// no modifying current_byte; label definitions won't be in the final binary</span> -<span id="L182" class="LineNr">182 </span> <span class="Delimiter">}</span> -<span id="L183" class="LineNr">183 </span> <span class="Delimiter">}</span> -<span id="L184" class="LineNr">184 </span> <span class="Delimiter">}</span> -<span id="L185" class="LineNr">185 </span><span class="Delimiter">}</span> -<span id="L186" class="LineNr">186 </span> -<span id="L187" class="LineNr">187 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L188" class="LineNr">188 </span><span class="Normal">bool</span> <span class="Special"><a href='035labels.cc.html#L188'>Dump_debug_info</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Comment">// currently used only by 'subx translate'</span> -<span id="L189" class="LineNr">189 </span>ofstream <span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span><span class="Delimiter">;</span> -<span id="L190" class="LineNr">190 </span>ofstream <span class="Special"><a href='035labels.cc.html#L190'>Source_lines_file</a></span><span class="Delimiter">;</span> -<span id="L191" class="LineNr">191 </span><span class="Delimiter">:(before "End Commandline Options")</span> -<span id="L192" class="LineNr">192 </span><span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L97'>is_equal</a><span class="Delimiter">(</span>*arg<span class="Delimiter">,</span> <span class="Constant">"--debug"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L193" class="LineNr">193 </span> <span class="Special"><a href='035labels.cc.html#L188'>Dump_debug_info</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L194" class="LineNr">194 </span> <span class="Comment">// End --debug Settings</span> -<span id="L195" class="LineNr">195 </span><span class="Delimiter">}</span> -<span id="L196" class="LineNr">196 </span><span class="Comment">//: wait to open "labels" for writing until we're sure we aren't trying to read it</span> -<span id="L197" class="LineNr">197 </span><span class="Delimiter">:(after "Begin subx translate")</span> -<span id="L198" class="LineNr">198 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='035labels.cc.html#L188'>Dump_debug_info</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L199" class="LineNr">199 </span> cerr << <span class="Constant">"saving address->label information to 'labels'\n"</span><span class="Delimiter">;</span> -<span id="L200" class="LineNr">200 </span> <span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span><span class="Delimiter">.</span>open<span class="Delimiter">(</span><span class="Constant">"labels"</span><span class="Delimiter">);</span> -<span id="L201" class="LineNr">201 </span> cerr << <span class="Constant">"saving address->source information to 'source_lines'\n"</span><span class="Delimiter">;</span> -<span id="L202" class="LineNr">202 </span> <span class="Special"><a href='035labels.cc.html#L190'>Source_lines_file</a></span><span class="Delimiter">.</span>open<span class="Delimiter">(</span><span class="Constant">"source_lines"</span><span class="Delimiter">);</span> -<span id="L203" class="LineNr">203 </span><span class="Delimiter">}</span> -<span id="L204" class="LineNr">204 </span><span class="Delimiter">:(before "End subx translate")</span> -<span id="L205" class="LineNr">205 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='035labels.cc.html#L188'>Dump_debug_info</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L206" class="LineNr">206 </span> <span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span><span class="Delimiter">.</span>close<span class="Delimiter">();</span> -<span id="L207" class="LineNr">207 </span> <span class="Special"><a href='035labels.cc.html#L190'>Source_lines_file</a></span><span class="Delimiter">.</span>close<span class="Delimiter">();</span> -<span id="L208" class="LineNr">208 </span><span class="Delimiter">}</span> -<span id="L209" class="LineNr">209 </span> -<span id="L210" class="LineNr">210 </span><span class="Delimiter">:(code)</span> -<span id="L211" class="LineNr">211 </span><span class="Normal">void</span> <a href='035labels.cc.html#L211'>drop_labels</a><span class="Delimiter">(</span>segment& code<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L212" class="LineNr">212 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L213" class="LineNr">213 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L214" class="LineNr">214 </span> vector<word>::iterator new_end = remove_if<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>end<span class="Delimiter">(),</span> <a href='035labels.cc.html#L219'>is_label</a><span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>erase<span class="Delimiter">(</span>new_end<span class="Delimiter">,</span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L216" class="LineNr">216 </span> <span class="Delimiter">}</span> -<span id="L217" class="LineNr">217 </span><span class="Delimiter">}</span> -<span id="L218" class="LineNr">218 </span> -<span id="L219" class="LineNr">219 </span><span class="Normal">bool</span> <a href='035labels.cc.html#L219'>is_label</a><span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L220" class="LineNr">220 </span> <span class="Identifier">return</span> *w<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">;</span> -<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span> -<span id="L222" class="LineNr">222 </span> -<span id="L223" class="LineNr">223 </span><span class="Normal">void</span> <a href='035labels.cc.html#L223'>replace_labels_with_displacements</a><span class="Delimiter">(</span>segment& code<span class="Delimiter">,</span> <span class="Normal">const</span> map<string<span class="Delimiter">,</span> <span class="Normal">int32_t</span>>& byte_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L224" class="LineNr">224 </span> <span class="Normal">int32_t</span> byte_index_next_instruction_starts_at = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L225" class="LineNr">225 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L226" class="LineNr">226 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L227" class="LineNr">227 </span> byte_index_next_instruction_starts_at += <a href='034compute_segment_address.cc.html#L56'>num_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L228" class="LineNr">228 </span> <a href='011run.cc.html#L120'>line</a> new_inst<span class="Delimiter">;</span> -<span id="L229" class="LineNr">229 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L230" class="LineNr">230 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L231" class="LineNr">231 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L232" class="LineNr">232 </span> <span class="Normal">int32_t</span> displacement = <span class="Normal">static_cast</span><<span class="Normal">int32_t</span>><span class="Delimiter">(</span>get<span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> - byte_index_next_instruction_starts_at<span class="Delimiter">;</span> -<span id="L233" class="LineNr">233 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L234" class="LineNr">234 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>displacement > <span class="Constant">0x7f</span> || displacement < -<span class="Constant">0x7f</span><span class="Delimiter">)</span> -<span id="L235" class="LineNr">235 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': label too far away for displacement "</span> << std::hex << displacement << <span class="Constant">" to fit in 8 signed bits\n"</span> << end<span class="Delimiter">();</span> -<span id="L236" class="LineNr">236 </span> <span class="Normal">else</span> -<span id="L237" class="LineNr">237 </span> emit_hex_bytes<span class="Delimiter">(</span>new_inst<span class="Delimiter">,</span> displacement<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> -<span id="L239" class="LineNr">239 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L240" class="LineNr">240 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>displacement > <span class="Constant">0x7fff</span> || displacement < -<span class="Constant">0x7fff</span><span class="Delimiter">)</span> -<span id="L241" class="LineNr">241 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': label too far away for displacement "</span> << std::hex << displacement << <span class="Constant">" to fit in 16 signed bits\n"</span> << end<span class="Delimiter">();</span> -<span id="L242" class="LineNr">242 </span> <span class="Normal">else</span> -<span id="L243" class="LineNr">243 </span> emit_hex_bytes<span class="Delimiter">(</span>new_inst<span class="Delimiter">,</span> displacement<span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L244" class="LineNr">244 </span> <span class="Delimiter">}</span> -<span id="L245" class="LineNr">245 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L246" class="LineNr">246 </span> emit_hex_bytes<span class="Delimiter">(</span>new_inst<span class="Delimiter">,</span> displacement<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L247" class="LineNr">247 </span> <span class="Delimiter">}</span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L248" class="LineNr">248 </span> emit_hex_bytes<span class="Delimiter">(</span>new_inst<span class="Delimiter">,</span> code<span class="Delimiter">.</span>start + get<span class="Delimiter">(</span>byte_index<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">),</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L249" class="LineNr">249 </span> <span class="Delimiter">}</span> -<span id="L250" class="LineNr">250 </span> <span class="Delimiter">}</span> -<span id="L251" class="LineNr">251 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L252" class="LineNr">252 </span> new_inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L253" class="LineNr">253 </span> <span class="Delimiter">}</span> -<span id="L254" class="LineNr">254 </span> <span class="Delimiter">}</span> -<span id="L255" class="LineNr">255 </span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>swap<span class="Delimiter">(</span>new_inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> -<span id="L256" class="LineNr">256 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"instruction after transform: '"</span> << data_to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L257" class="LineNr">257 </span> <span class="Delimiter">}</span> -<span id="L258" class="LineNr">258 </span><span class="Delimiter">}</span> -<span id="L259" class="LineNr">259 </span> -<span id="L260" class="LineNr">260 </span>string <a href='035labels.cc.html#L260'>data_to_string</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L261" class="LineNr">261 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L262" class="LineNr">262 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L263" class="LineNr">263 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L264" class="LineNr">264 </span> out << inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>data<span class="Delimiter">;</span> -<span id="L265" class="LineNr">265 </span> <span class="Delimiter">}</span> -<span id="L266" class="LineNr">266 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L267" class="LineNr">267 </span><span class="Delimiter">}</span> -<span id="L268" class="LineNr">268 </span> -<span id="L269" class="LineNr">269 </span>string <a href='035labels.cc.html#L269'>drop_last</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L270" class="LineNr">270 </span> <span class="Identifier">return</span> string<span class="Delimiter">(</span>s<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> --s<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L271" class="LineNr">271 </span><span class="Delimiter">}</span> -<span id="L272" class="LineNr">272 </span> -<span id="L273" class="LineNr">273 </span><span class="Comment">//: Label definitions must be the first word on a line. No jumping inside</span> -<span id="L274" class="LineNr">274 </span><span class="Comment">//: instructions.</span> -<span id="L275" class="LineNr">275 </span><span class="Comment">//: They should also be the only word on a line.</span> -<span id="L276" class="LineNr">276 </span><span class="Comment">//: However, you can absolutely have multiple labels map to the same address,</span> -<span id="L277" class="LineNr">277 </span><span class="Comment">//: as long as they're on separate lines.</span> -<span id="L278" class="LineNr">278 </span> -<span id="L279" class="LineNr">279 </span><span class="Normal">void</span> <a href='035labels.cc.html#L279'>test_multiple_labels_at</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L280" class="LineNr">280 </span> transform<span class="Delimiter">(</span> -<span id="L281" class="LineNr">281 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L282" class="LineNr">282 </span> <span class="Comment">// address 1</span> -<span id="L283" class="LineNr">283 </span> <span class="Constant">"loop:\n"</span> -<span id="L284" class="LineNr">284 </span> <span class="Constant">" $loop2:\n"</span> -<span id="L285" class="LineNr">285 </span> <span class="Comment">// address 1 (labels take up no space)</span> -<span id="L286" class="LineNr">286 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L287" class="LineNr">287 </span> <span class="Comment">// address 6</span> -<span id="L288" class="LineNr">288 </span> <span class="Constant">" eb $loop2/disp8\n"</span> -<span id="L289" class="LineNr">289 </span> <span class="Comment">// address 8</span> -<span id="L290" class="LineNr">290 </span> <span class="Constant">" eb $loop3/disp8\n"</span> -<span id="L291" class="LineNr">291 </span> <span class="Comment">// address 0xa</span> -<span id="L292" class="LineNr">292 </span> <span class="Constant">" $loop3:\n"</span> -<span id="L293" class="LineNr">293 </span> <span class="Delimiter">);</span> -<span id="L294" class="LineNr">294 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L295" class="LineNr">295 </span> <span class="Constant">"transform: label 'loop' is at address 1\n"</span> -<span id="L296" class="LineNr">296 </span> <span class="Constant">"transform: label '$loop2' is at address 1\n"</span> -<span id="L297" class="LineNr">297 </span> <span class="Constant">"transform: label '$loop3' is at address a\n"</span> -<span id="L298" class="LineNr">298 </span> <span class="Comment">// first jump is to -7</span> -<span id="L299" class="LineNr">299 </span> <span class="Constant">"transform: instruction after transform: 'eb f9'\n"</span> -<span id="L300" class="LineNr">300 </span> <span class="Comment">// second jump is to 0 (fall through)</span> -<span id="L301" class="LineNr">301 </span> <span class="Constant">"transform: instruction after transform: 'eb 00'\n"</span> -<span id="L302" class="LineNr">302 </span> <span class="Delimiter">);</span> -<span id="L303" class="LineNr">303 </span><span class="Delimiter">}</span> -<span id="L304" class="LineNr">304 </span> -<span id="L305" class="LineNr">305 </span><span class="Normal">void</span> <a href='035labels.cc.html#L305'>test_loading_label_as_imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L306" class="LineNr">306 </span> transform<span class="Delimiter">(</span> -<span id="L307" class="LineNr">307 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L308" class="LineNr">308 </span> <span class="Constant">"label:\n"</span> -<span id="L309" class="LineNr">309 </span> <span class="Constant">" be/copy-to-ESI label/imm32\n"</span> -<span id="L310" class="LineNr">310 </span> <span class="Delimiter">);</span> -<span id="L311" class="LineNr">311 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L312" class="LineNr">312 </span> <span class="Constant">"transform: label 'label' is at address 1\n"</span> -<span id="L313" class="LineNr">313 </span> <span class="Constant">"transform: instruction after transform: 'be 01 00 00 00'\n"</span> -<span id="L314" class="LineNr">314 </span> <span class="Delimiter">);</span> -<span id="L315" class="LineNr">315 </span><span class="Delimiter">}</span> -<span id="L316" class="LineNr">316 </span> -<span id="L317" class="LineNr">317 </span><span class="Normal">void</span> <a href='035labels.cc.html#L317'>test_duplicate_label</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L318" class="LineNr">318 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L319" class="LineNr">319 </span> transform<span class="Delimiter">(</span> -<span id="L320" class="LineNr">320 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L321" class="LineNr">321 </span> <span class="Constant">"loop:\n"</span> -<span id="L322" class="LineNr">322 </span> <span class="Constant">"loop:\n"</span> -<span id="L323" class="LineNr">323 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L324" class="LineNr">324 </span> <span class="Delimiter">);</span> -<span id="L325" class="LineNr">325 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L326" class="LineNr">326 </span> <span class="Constant">"error: duplicate label 'loop'\n"</span> -<span id="L327" class="LineNr">327 </span> <span class="Delimiter">);</span> -<span id="L328" class="LineNr">328 </span><span class="Delimiter">}</span> -<span id="L329" class="LineNr">329 </span> -<span id="L330" class="LineNr">330 </span><span class="Normal">void</span> <a href='035labels.cc.html#L330'>test_label_too_short</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L331" class="LineNr">331 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L332" class="LineNr">332 </span> transform<span class="Delimiter">(</span> -<span id="L333" class="LineNr">333 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L334" class="LineNr">334 </span> <span class="Constant">"xz:\n"</span> -<span id="L335" class="LineNr">335 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L336" class="LineNr">336 </span> <span class="Delimiter">);</span> -<span id="L337" class="LineNr">337 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L338" class="LineNr">338 </span> <span class="Constant">"error: 'xz' is two characters long which can look like raw hex bytes at a glance; use a different name\n"</span> -<span id="L339" class="LineNr">339 </span> <span class="Delimiter">);</span> -<span id="L340" class="LineNr">340 </span><span class="Delimiter">}</span> -<span id="L341" class="LineNr">341 </span> -<span id="L342" class="LineNr">342 </span><span class="Normal">void</span> <a href='035labels.cc.html#L342'>test_label_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L343" class="LineNr">343 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L344" class="LineNr">344 </span> transform<span class="Delimiter">(</span> -<span id="L345" class="LineNr">345 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L346" class="LineNr">346 </span> <span class="Constant">"0xab:\n"</span> -<span id="L347" class="LineNr">347 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L348" class="LineNr">348 </span> <span class="Delimiter">);</span> -<span id="L349" class="LineNr">349 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L350" class="LineNr">350 </span> <span class="Constant">"error: '0xab' looks like a hex number; use a different name\n"</span> -<span id="L351" class="LineNr">351 </span> <span class="Delimiter">);</span> -<span id="L352" class="LineNr">352 </span><span class="Delimiter">}</span> -<span id="L353" class="LineNr">353 </span> -<span id="L354" class="LineNr">354 </span><span class="Normal">void</span> <a href='035labels.cc.html#L354'>test_label_negative_hex</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L355" class="LineNr">355 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L356" class="LineNr">356 </span> transform<span class="Delimiter">(</span> -<span id="L357" class="LineNr">357 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L358" class="LineNr">358 </span> <span class="Constant">"-a:\n"</span> -<span id="L359" class="LineNr">359 </span> <span class="Constant">" 05 0x0d0c0b0a/imm32\n"</span> -<span id="L360" class="LineNr">360 </span> <span class="Delimiter">);</span> -<span id="L361" class="LineNr">361 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L362" class="LineNr">362 </span> <span class="Constant">"error: '-a' starts with '-', which can be confused with a negative number; use a different name\n"</span> -<span id="L363" class="LineNr">363 </span> <span class="Delimiter">);</span> -<span id="L364" class="LineNr">364 </span><span class="Delimiter">}</span> -<span id="L365" class="LineNr">365 </span> -<span id="L366" class="LineNr">366 </span><span class="Comment">//: now that we have labels, we need to adjust segment size computation to</span> -<span id="L367" class="LineNr">367 </span><span class="Comment">//: ignore them.</span> -<span id="L368" class="LineNr">368 </span> -<span id="L369" class="LineNr">369 </span><span class="Normal">void</span> <a href='035labels.cc.html#L369'>test_segment_size_ignores_labels</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L370" class="LineNr">370 </span> transform<span class="Delimiter">(</span> -<span id="L371" class="LineNr">371 </span> <span class="Constant">"== code 0x09000074\n"</span> -<span id="L372" class="LineNr">372 </span> <span class="Constant">" 05/add 0x0d0c0b0a/imm32\n"</span> <span class="Comment">// 5 bytes</span> -<span id="L373" class="LineNr">373 </span> <span class="Constant">"foo:\n"</span> <span class="Comment">// 0 bytes</span> -<span id="L374" class="LineNr">374 </span> <span class="Constant">"== data 0x0a000000\n"</span> -<span id="L375" class="LineNr">375 </span> <span class="Constant">"bar:\n"</span> -<span id="L376" class="LineNr">376 </span> <span class="Constant">" 00\n"</span> -<span id="L377" class="LineNr">377 </span> <span class="Delimiter">);</span> -<span id="L378" class="LineNr">378 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L379" class="LineNr">379 </span> <span class="Constant">"transform: segment 1 begins at address 0x0a000079\n"</span> -<span id="L380" class="LineNr">380 </span> <span class="Delimiter">);</span> -<span id="L381" class="LineNr">381 </span><span class="Delimiter">}</span> -<span id="L382" class="LineNr">382 </span> -<span id="L383" class="LineNr">383 </span><span class="Delimiter">:(before "End size_of(word w) Special-cases")</span> -<span id="L384" class="LineNr">384 </span><span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='035labels.cc.html#L219'>is_label</a><span class="Delimiter">(</span>w<span class="Delimiter">))</span> -<span id="L385" class="LineNr">385 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/036global_variables.cc.html b/html/subx/036global_variables.cc.html deleted file mode 100644 index 427657c8..00000000 --- a/html/subx/036global_variables.cc.html +++ /dev/null @@ -1,370 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/036global_variables.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.SalientComment { color: #0000af; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/036global_variables.cc'>https://github.com/akkartik/mu/blob/master/subx/036global_variables.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Global variables.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//:</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: Global variables are just labels in the data segment.</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: However, they can only be used in imm32 and not disp32 operands. And they</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: can't be used with jump and call instructions.</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//:</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: This layer has much the same structure as rewriting labels.</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="Delimiter">:(code)</span> -<span id="L10" class="LineNr"> 10 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L10'>test_global_variable</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L11" class="LineNr"> 11 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L12" class="LineNr"> 12 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">"b9 x/imm32\n"</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Constant">"x:\n"</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Constant">" 00 00 00 00\n"</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Delimiter">);</span> -<span id="L18" class="LineNr"> 18 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L19" class="LineNr"> 19 </span> <span class="Constant">"transform: global variable 'x' is at address 0x00002000\n"</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Delimiter">);</span> -<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span> -<span id="L22" class="LineNr"> 22 </span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">:(before "End Level-2 Transforms")</span> -<span id="L24" class="LineNr"> 24 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='036global_variables.cc.html#L26'>rewrite_global_variables</a><span class="Delimiter">);</span> -<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(code)</span> -<span id="L26" class="LineNr"> 26 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L26'>rewrite_global_variables</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L27" class="LineNr"> 27 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- rewrite global variables"</span> << end<span class="Delimiter">();</span> -<span id="L28" class="LineNr"> 28 </span> <span class="Comment">// Begin rewrite_global_variables</span> -<span id="L29" class="LineNr"> 29 </span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> address<span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span> compute_addresses_for_global_variables<span class="Delimiter">(</span>p<span class="Delimiter">,</span> address<span class="Delimiter">);</span> -<span id="L31" class="LineNr"> 31 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> <a href='036global_variables.cc.html#L73'>drop_global_variables</a><span class="Delimiter">(</span>p<span class="Delimiter">);</span> -<span id="L33" class="LineNr"> 33 </span> <a href='036global_variables.cc.html#L80'>replace_global_variables_with_addresses</a><span class="Delimiter">(</span>p<span class="Delimiter">,</span> address<span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">}</span> -<span id="L35" class="LineNr"> 35 </span> -<span id="L36" class="LineNr"> 36 </span><span class="Normal">void</span> compute_addresses_for_global_variables<span class="Delimiter">(</span><span class="Normal">const</span> program& p<span class="Delimiter">,</span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>& address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L38" class="LineNr"> 38 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L110'>name</a> != <span class="Constant">"code"</span><span class="Delimiter">)</span> -<span id="L39" class="LineNr"> 39 </span> compute_addresses_for_global_variables<span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> address<span class="Delimiter">);</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Delimiter">}</span> -<span id="L41" class="LineNr"> 41 </span><span class="Delimiter">}</span> -<span id="L42" class="LineNr"> 42 </span> -<span id="L43" class="LineNr"> 43 </span><span class="Normal">void</span> compute_addresses_for_global_variables<span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">,</span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>& address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Normal">int</span> current_address = s<span class="Delimiter">.</span>start<span class="Delimiter">;</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L46" class="LineNr"> 46 </span> <span class="Normal">const</span> line& inst = s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L48" class="LineNr"> 48 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> != <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L50" class="LineNr"> 50 </span> current_address += size_of<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">}</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L53" class="LineNr"> 53 </span> string variable = <a href='035labels.cc.html#L269'>drop_last</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Comment">// ensure variables look sufficiently different from raw hex</span> -<span id="L55" class="LineNr"> 55 </span> <a href='035labels.cc.html#L90'>check_valid_name</a><span class="Delimiter">(</span>variable<span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L262'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>j > <span class="Constant">0</span><span class="Delimiter">)</span> -<span id="L58" class="LineNr"> 58 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': global variable names can only be the first <a href='011run.cc.html#L126'>word</a> in a line.\n"</span> << end<span class="Delimiter">();</span> -<span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span><span class="Delimiter">.</span>is_open<span class="Delimiter">())</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Special"><a href='035labels.cc.html#L189'>Labels_file</a></span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << current_address << <span class="Constant">' '</span> << variable << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span>address<span class="Delimiter">,</span> variable<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L62" class="LineNr"> 62 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"duplicate global '"</span> << variable << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L63" class="LineNr"> 63 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L64" class="LineNr"> 64 </span> <span class="Delimiter">}</span> -<span id="L65" class="LineNr"> 65 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span>address<span class="Delimiter">,</span> variable<span class="Delimiter">,</span> current_address<span class="Delimiter">);</span> -<span id="L66" class="LineNr"> 66 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"global variable '"</span> << variable << <span class="Constant">"' is at address 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << current_address << end<span class="Delimiter">();</span> -<span id="L67" class="LineNr"> 67 </span> <span class="Comment">// no modifying current_address; global variable definitions won't be in the final binary</span> -<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">}</span> -<span id="L69" class="LineNr"> 69 </span> <span class="Delimiter">}</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Delimiter">}</span> -<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">}</span> -<span id="L72" class="LineNr"> 72 </span> -<span id="L73" class="LineNr"> 73 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L73'>drop_global_variables</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L75" class="LineNr"> 75 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span><a href='011run.cc.html#L110'>name</a> != <span class="Constant">"code"</span><span class="Delimiter">)</span> -<span id="L76" class="LineNr"> 76 </span> <a href='035labels.cc.html#L211'>drop_labels</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Delimiter">}</span> -<span id="L78" class="LineNr"> 78 </span><span class="Delimiter">}</span> -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L80'>replace_global_variables_with_addresses</a><span class="Delimiter">(</span>program& p<span class="Delimiter">,</span> <span class="Normal">const</span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>& address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L83" class="LineNr"> 83 </span> segment& curr = p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span><a href='011run.cc.html#L110'>name</a> == <span class="Constant">"code"</span><span class="Delimiter">)</span> -<span id="L85" class="LineNr"> 85 </span> <a href='036global_variables.cc.html#L91'>replace_global_variables_in_code_segment</a><span class="Delimiter">(</span>curr<span class="Delimiter">,</span> address<span class="Delimiter">);</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Normal">else</span> -<span id="L87" class="LineNr"> 87 </span> <a href='036global_variables.cc.html#L114'>replace_global_variables_in_data_segment</a><span class="Delimiter">(</span>curr<span class="Delimiter">,</span> address<span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">}</span> -<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L91'>replace_global_variables_in_code_segment</a><span class="Delimiter">(</span>segment& code<span class="Delimiter">,</span> <span class="Normal">const</span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>& address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L93" class="LineNr"> 93 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L94" class="LineNr"> 94 </span> <a href='011run.cc.html#L120'>line</a> new_inst<span class="Delimiter">;</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>address<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!looks_like_hex_int<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> -<span id="L99" class="LineNr"> 99 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"missing reference to global '"</span> << curr<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L100" class="LineNr">100 </span> new_inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L101" class="LineNr">101 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L102" class="LineNr">102 </span> <span class="Delimiter">}</span> -<span id="L103" class="LineNr">103 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!valid_use_of_global_variable<span class="Delimiter">(</span>curr<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L104" class="LineNr">104 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': can't refer to global variable '"</span> << curr<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L105" class="LineNr">105 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L106" class="LineNr">106 </span> <span class="Delimiter">}</span> -<span id="L107" class="LineNr">107 </span> emit_hex_bytes<span class="Delimiter">(</span>new_inst<span class="Delimiter">,</span> get<span class="Delimiter">(</span>address<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">),</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L108" class="LineNr">108 </span> <span class="Delimiter">}</span> -<span id="L109" class="LineNr">109 </span> inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>swap<span class="Delimiter">(</span>new_inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> -<span id="L110" class="LineNr">110 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"instruction after transform: '"</span> << data_to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L111" class="LineNr">111 </span> <span class="Delimiter">}</span> -<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span> -<span id="L113" class="LineNr">113 </span> -<span id="L114" class="LineNr">114 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L114'>replace_global_variables_in_data_segment</a><span class="Delimiter">(</span>segment& data<span class="Delimiter">,</span> <span class="Normal">const</span> map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>& address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L115" class="LineNr">115 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L116" class="LineNr">116 </span> line& l = data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </span> <a href='011run.cc.html#L120'>line</a> new_l<span class="Delimiter">;</span> -<span id="L118" class="LineNr">118 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L119" class="LineNr">119 </span> <span class="Normal">const</span> word& curr = l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>address<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L121" class="LineNr">121 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L476'>looks_like_hex_int</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L122" class="LineNr">122 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> -<span id="L123" class="LineNr">123 </span> emit_hex_bytes<span class="Delimiter">(</span>new_l<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L124" class="LineNr">124 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm16"</span><span class="Delimiter">))</span> -<span id="L125" class="LineNr">125 </span> emit_hex_bytes<span class="Delimiter">(</span>new_l<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L126" class="LineNr">126 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm8"</span><span class="Delimiter">))</span> -<span id="L127" class="LineNr">127 </span> emit_hex_bytes<span class="Delimiter">(</span>new_l<span class="Delimiter">,</span> curr<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L128" class="LineNr">128 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">))</span> -<span id="L129" class="LineNr">129 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"can't use /disp8 in a non-code segment\n"</span> << end<span class="Delimiter">();</span> -<span id="L130" class="LineNr">130 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">))</span> -<span id="L131" class="LineNr">131 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"can't use /disp16 in a non-code segment\n"</span> << end<span class="Delimiter">();</span> -<span id="L132" class="LineNr">132 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">))</span> -<span id="L133" class="LineNr">133 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"can't use /disp32 in a non-code segment\n"</span> << end<span class="Delimiter">();</span> -<span id="L134" class="LineNr">134 </span> <span class="Normal">else</span> -<span id="L135" class="LineNr">135 </span> new_l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L136" class="LineNr">136 </span> <span class="Delimiter">}</span> -<span id="L137" class="LineNr">137 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L138" class="LineNr">138 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"missing reference to global '"</span> << curr<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L139" class="LineNr">139 </span> new_l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> -<span id="L140" class="LineNr">140 </span> <span class="Delimiter">}</span> -<span id="L141" class="LineNr">141 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L142" class="LineNr">142 </span> <span class="Delimiter">}</span> -<span id="L143" class="LineNr">143 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << curr<span class="Delimiter">.</span>data << <span class="Constant">" maps to "</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << get<span class="Delimiter">(</span>address<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L144" class="LineNr">144 </span> emit_hex_bytes<span class="Delimiter">(</span>new_l<span class="Delimiter">,</span> get<span class="Delimiter">(</span>address<span class="Delimiter">,</span> curr<span class="Delimiter">.</span>data<span class="Delimiter">),</span> <span class="Constant">4</span><span class="Delimiter">);</span> -<span id="L145" class="LineNr">145 </span> <span class="Delimiter">}</span> -<span id="L146" class="LineNr">146 </span> l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>swap<span class="Delimiter">(</span>new_l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> -<span id="L147" class="LineNr">147 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"after transform: '"</span> << data_to_string<span class="Delimiter">(</span>l<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L148" class="LineNr">148 </span> <span class="Delimiter">}</span> -<span id="L149" class="LineNr">149 </span><span class="Delimiter">}</span> -<span id="L150" class="LineNr">150 </span> -<span id="L151" class="LineNr">151 </span><span class="Normal">bool</span> <a href='036global_variables.cc.html#L151'>valid_use_of_global_variable</a><span class="Delimiter">(</span><span class="Normal">const</span> word& curr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L152" class="LineNr">152 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"imm32"</span><span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L153" class="LineNr">153 </span> <span class="Comment">// End Valid Uses Of Global Variable(curr)</span> -<span id="L154" class="LineNr">154 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L155" class="LineNr">155 </span><span class="Delimiter">}</span> -<span id="L156" class="LineNr">156 </span> -<span id="L157" class="LineNr">157 </span><span class="SalientComment">//:: a more complex sanity check for how we use global variables</span> -<span id="L158" class="LineNr">158 </span><span class="Comment">//: requires first saving some data early before we pack operands</span> -<span id="L159" class="LineNr">159 </span> -<span id="L160" class="LineNr">160 </span><span class="Delimiter">:(after "Begin Level-2 Transforms")</span> -<span id="L161" class="LineNr">161 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='036global_variables.cc.html#L163'>correlate_disp32_with_mod</a><span class="Delimiter">);</span> -<span id="L162" class="LineNr">162 </span><span class="Delimiter">:(code)</span> -<span id="L163" class="LineNr">163 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L163'>correlate_disp32_with_mod</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L164" class="LineNr">164 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L165" class="LineNr">165 </span> segment& code = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">);</span> -<span id="L166" class="LineNr">166 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L168" class="LineNr">168 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L169" class="LineNr">169 </span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L170" class="LineNr">170 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">)</span> -<span id="L171" class="LineNr">171 </span> && has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">))</span> -<span id="L172" class="LineNr">172 </span> curr<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"has_mod"</span><span class="Delimiter">);</span> -<span id="L173" class="LineNr">173 </span> <span class="Delimiter">}</span> -<span id="L174" class="LineNr">174 </span> <span class="Delimiter">}</span> -<span id="L175" class="LineNr">175 </span><span class="Delimiter">}</span> -<span id="L176" class="LineNr">176 </span> -<span id="L177" class="LineNr">177 </span><span class="Delimiter">:(before "End Valid Uses Of Global Variable(curr)")</span> -<span id="L178" class="LineNr">178 </span><span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"disp32"</span><span class="Delimiter">))</span> -<span id="L179" class="LineNr">179 </span> <span class="Identifier">return</span> <a href='036global_variables.cc.html#L184'>has_metadata</a><span class="Delimiter">(</span>curr<span class="Delimiter">,</span> <span class="Constant">"has_mod"</span><span class="Delimiter">);</span> -<span id="L180" class="LineNr">180 </span><span class="Comment">// todo: more sophisticated check, to ensure we don't use global variable</span> -<span id="L181" class="LineNr">181 </span><span class="Comment">// addresses as a real displacement added to other operands.</span> -<span id="L182" class="LineNr">182 </span> -<span id="L183" class="LineNr">183 </span><span class="Delimiter">:(code)</span> -<span id="L184" class="LineNr">184 </span><span class="Normal">bool</span> <a href='036global_variables.cc.html#L184'>has_metadata</a><span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">,</span> <span class="Normal">const</span> string& m<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L185" class="LineNr">185 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L186" class="LineNr">186 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == m<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L187" class="LineNr">187 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L188" class="LineNr">188 </span><span class="Delimiter">}</span> -<span id="L189" class="LineNr">189 </span> -<span id="L190" class="LineNr">190 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L190'>test_global_variable_disallowed_in_jump</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L192" class="LineNr">192 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L193" class="LineNr">193 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L194" class="LineNr">194 </span> <span class="Constant">"eb/jump x/disp8\n"</span> -<span id="L195" class="LineNr">195 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L196" class="LineNr">196 </span> <span class="Constant">"x:\n"</span> -<span id="L197" class="LineNr">197 </span> <span class="Constant">" 00 00 00 00\n"</span> -<span id="L198" class="LineNr">198 </span> <span class="Delimiter">);</span> -<span id="L199" class="LineNr">199 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L200" class="LineNr">200 </span> <span class="Constant">"error: 'eb/jump x/disp8': can't refer to global variable 'x'\n"</span> -<span id="L201" class="LineNr">201 </span> <span class="Comment">// sub-optimal error message; should be</span> -<span id="L202" class="LineNr">202 </span><span class="CommentedCode">//? "error: can't jump to data (variable 'x')\n"</span> -<span id="L203" class="LineNr">203 </span> <span class="Delimiter">);</span> -<span id="L204" class="LineNr">204 </span><span class="Delimiter">}</span> -<span id="L205" class="LineNr">205 </span> -<span id="L206" class="LineNr">206 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L206'>test_global_variable_disallowed_in_call</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L207" class="LineNr">207 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L208" class="LineNr">208 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L209" class="LineNr">209 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L210" class="LineNr">210 </span> <span class="Constant">"e8/call x/disp32\n"</span> -<span id="L211" class="LineNr">211 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L212" class="LineNr">212 </span> <span class="Constant">"x:\n"</span> -<span id="L213" class="LineNr">213 </span> <span class="Constant">" 00 00 00 00\n"</span> -<span id="L214" class="LineNr">214 </span> <span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L216" class="LineNr">216 </span> <span class="Constant">"error: 'e8/call x/disp32': can't refer to global variable 'x'\n"</span> -<span id="L217" class="LineNr">217 </span> <span class="Comment">// sub-optimal error message; should be</span> -<span id="L218" class="LineNr">218 </span><span class="CommentedCode">//? "error: can't call to the data segment ('x')\n"</span> -<span id="L219" class="LineNr">219 </span> <span class="Delimiter">);</span> -<span id="L220" class="LineNr">220 </span><span class="Delimiter">}</span> -<span id="L221" class="LineNr">221 </span> -<span id="L222" class="LineNr">222 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L222'>test_global_variable_in_data_segment</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L223" class="LineNr">223 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L224" class="LineNr">224 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L225" class="LineNr">225 </span> <span class="Constant">"b9 x/imm32\n"</span> -<span id="L226" class="LineNr">226 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L227" class="LineNr">227 </span> <span class="Constant">"x:\n"</span> -<span id="L228" class="LineNr">228 </span> <span class="Constant">" y/imm32\n"</span> -<span id="L229" class="LineNr">229 </span> <span class="Constant">"y:\n"</span> -<span id="L230" class="LineNr">230 </span> <span class="Constant">" 00 00 00 00\n"</span> -<span id="L231" class="LineNr">231 </span> <span class="Delimiter">);</span> -<span id="L232" class="LineNr">232 </span> <span class="Comment">// check that we loaded 'x' with the address of 'y'</span> -<span id="L233" class="LineNr">233 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L234" class="LineNr">234 </span> <span class="Constant">"load: 0x00002000 -> 04\n"</span> -<span id="L235" class="LineNr">235 </span> <span class="Constant">"load: 0x00002001 -> 20\n"</span> -<span id="L236" class="LineNr">236 </span> <span class="Constant">"load: 0x00002002 -> 00\n"</span> -<span id="L237" class="LineNr">237 </span> <span class="Constant">"load: 0x00002003 -> 00\n"</span> -<span id="L238" class="LineNr">238 </span> <span class="Delimiter">);</span> -<span id="L239" class="LineNr">239 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L240" class="LineNr">240 </span><span class="Delimiter">}</span> -<span id="L241" class="LineNr">241 </span> -<span id="L242" class="LineNr">242 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L242'>test_raw_number_with_imm32_in_data_segment</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L243" class="LineNr">243 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L244" class="LineNr">244 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L245" class="LineNr">245 </span> <span class="Constant">"b9 x/imm32\n"</span> -<span id="L246" class="LineNr">246 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L247" class="LineNr">247 </span> <span class="Constant">"x:\n"</span> -<span id="L248" class="LineNr">248 </span> <span class="Constant">" 1/imm32\n"</span> -<span id="L249" class="LineNr">249 </span> <span class="Delimiter">);</span> -<span id="L250" class="LineNr">250 </span> <span class="Comment">// check that we loaded 'x' with the address of 1</span> -<span id="L251" class="LineNr">251 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L252" class="LineNr">252 </span> <span class="Constant">"load: 0x00002000 -> 01\n"</span> -<span id="L253" class="LineNr">253 </span> <span class="Constant">"load: 0x00002001 -> 00\n"</span> -<span id="L254" class="LineNr">254 </span> <span class="Constant">"load: 0x00002002 -> 00\n"</span> -<span id="L255" class="LineNr">255 </span> <span class="Constant">"load: 0x00002003 -> 00\n"</span> -<span id="L256" class="LineNr">256 </span> <span class="Delimiter">);</span> -<span id="L257" class="LineNr">257 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L258" class="LineNr">258 </span><span class="Delimiter">}</span> -<span id="L259" class="LineNr">259 </span> -<span id="L260" class="LineNr">260 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L260'>test_duplicate_global_variable</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L261" class="LineNr">261 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L262" class="LineNr">262 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L263" class="LineNr">263 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L264" class="LineNr">264 </span> <span class="Constant">"40/increment-EAX\n"</span> -<span id="L265" class="LineNr">265 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L266" class="LineNr">266 </span> <span class="Constant">"x:\n"</span> -<span id="L267" class="LineNr">267 </span> <span class="Constant">"x:\n"</span> -<span id="L268" class="LineNr">268 </span> <span class="Constant">" 00\n"</span> -<span id="L269" class="LineNr">269 </span> <span class="Delimiter">);</span> -<span id="L270" class="LineNr">270 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L271" class="LineNr">271 </span> <span class="Constant">"error: duplicate global 'x'\n"</span> -<span id="L272" class="LineNr">272 </span> <span class="Delimiter">);</span> -<span id="L273" class="LineNr">273 </span><span class="Delimiter">}</span> -<span id="L274" class="LineNr">274 </span> -<span id="L275" class="LineNr">275 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L275'>test_global_variable_disp32_with_modrm</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L276" class="LineNr">276 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L277" class="LineNr">277 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L278" class="LineNr">278 </span> <span class="Constant">"8b/copy 0/mod/indirect 5/rm32/.disp32 2/r32/EDX x/disp32\n"</span> -<span id="L279" class="LineNr">279 </span> <span class="Constant">"== data 0x2000\n"</span> -<span id="L280" class="LineNr">280 </span> <span class="Constant">"x:\n"</span> -<span id="L281" class="LineNr">281 </span> <span class="Constant">" 00 00 00 00\n"</span> -<span id="L282" class="LineNr">282 </span> <span class="Delimiter">);</span> -<span id="L283" class="LineNr">283 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L284" class="LineNr">284 </span><span class="Delimiter">}</span> -<span id="L285" class="LineNr">285 </span> -<span id="L286" class="LineNr">286 </span><span class="Normal">void</span> <a href='036global_variables.cc.html#L286'>test_global_variable_disp32_with_call</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L287" class="LineNr">287 </span> transform<span class="Delimiter">(</span> -<span id="L288" class="LineNr">288 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L289" class="LineNr">289 </span> <span class="Constant">"foo:\n"</span> -<span id="L290" class="LineNr">290 </span> <span class="Constant">" e8/call bar/disp32\n"</span> -<span id="L291" class="LineNr">291 </span> <span class="Constant">"bar:\n"</span> -<span id="L292" class="LineNr">292 </span> <span class="Delimiter">);</span> -<span id="L293" class="LineNr">293 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"error"</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span> -<span id="L295" class="LineNr">295 </span> -<span id="L296" class="LineNr">296 </span>string <a href='036global_variables.cc.html#L296'>to_full_string</a><span class="Delimiter">(</span><span class="Normal">const</span> line& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L297" class="LineNr">297 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L298" class="LineNr">298 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L299" class="LineNr">299 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L300" class="LineNr">300 </span> out << in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>data<span class="Delimiter">;</span> -<span id="L301" class="LineNr">301 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>metadata<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> -<span id="L302" class="LineNr">302 </span> out << <span class="Constant">'/'</span> << in<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L303" class="LineNr">303 </span> <span class="Delimiter">}</span> -<span id="L304" class="LineNr">304 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L305" class="LineNr">305 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/038---literal_strings.cc.html b/html/subx/038---literal_strings.cc.html deleted file mode 100644 index b9166283..00000000 --- a/html/subx/038---literal_strings.cc.html +++ /dev/null @@ -1,387 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/038---literal_strings.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Delimiter { color: #c000c0; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/038---literal_strings.cc'>https://github.com/akkartik/mu/blob/master/subx/038---literal_strings.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Allow instructions to mention literals directly.</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//:</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: This layer will transparently move them to the global segment (assumed to</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: always be the second segment).</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L6'>test_transform_literal_string</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L7" class="LineNr"> 7 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L8" class="LineNr"> 8 </span> <span class="Constant">"== code 0x1\n"</span> -<span id="L9" class="LineNr"> 9 </span> <span class="Constant">"b8/copy \"</span>test\<span class="Constant">"/imm32\n"</span> -<span id="L10" class="LineNr"> 10 </span> <span class="Constant">"== data 0x2000\n"</span> <span class="Comment">// need an empty segment</span> -<span id="L11" class="LineNr"> 11 </span> <span class="Delimiter">);</span> -<span id="L12" class="LineNr"> 12 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Constant">"transform: -- move literal strings to data segment\n"</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Constant">"transform: adding global variable '__subx_global_1' containing \"</span>test\<span class="Constant">"\n"</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Constant">"transform: instruction after transform: 'b8 __subx_global_1'\n"</span> -<span id="L16" class="LineNr"> 16 </span> <span class="Delimiter">);</span> -<span id="L17" class="LineNr"> 17 </span><span class="Delimiter">}</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="Comment">//: We don't rely on any transforms running in previous layers, but this layer</span> -<span id="L20" class="LineNr"> 20 </span><span class="Comment">//: knows about labels and global variables and will emit them for previous</span> -<span id="L21" class="LineNr"> 21 </span><span class="Comment">//: layers to transform.</span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">:(after "Begin Transforms")</span> -<span id="L23" class="LineNr"> 23 </span><span class="Comment">// Begin Level-3 Transforms</span> -<span id="L24" class="LineNr"> 24 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='038---literal_strings.cc.html#L30'>transform_literal_strings</a><span class="Delimiter">);</span> -<span id="L25" class="LineNr"> 25 </span><span class="Comment">// End Level-3 Transforms</span> -<span id="L26" class="LineNr"> 26 </span> -<span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L28" class="LineNr"> 28 </span><span class="Normal">int</span> <span class="Special"><a href='038---literal_strings.cc.html#L28'>Next_auto_global</a></span> = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(code)</span> -<span id="L30" class="LineNr"> 30 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L30'>transform_literal_strings</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L31" class="LineNr"> 31 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- move literal strings to data segment"</span> << end<span class="Delimiter">();</span> -<span id="L32" class="LineNr"> 32 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span> segment& code = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span> segment& data = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"data"</span><span class="Delimiter">);</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L36" class="LineNr"> 36 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L37" class="LineNr"> 37 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L38" class="LineNr"> 38 </span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L39" class="LineNr"> 39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'"'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L40" class="LineNr"> 40 </span> ostringstream global_name<span class="Delimiter">;</span> -<span id="L41" class="LineNr"> 41 </span> global_name << <span class="Constant">"__subx_global_"</span> << <span class="Special"><a href='038---literal_strings.cc.html#L28'>Next_auto_global</a></span><span class="Delimiter">;</span> -<span id="L42" class="LineNr"> 42 </span> ++<span class="Special"><a href='038---literal_strings.cc.html#L28'>Next_auto_global</a></span><span class="Delimiter">;</span> -<span id="L43" class="LineNr"> 43 </span> <a href='038---literal_strings.cc.html#L50'>add_global_to_data_segment</a><span class="Delimiter">(</span>global_name<span class="Delimiter">.</span>str<span class="Delimiter">(),</span> curr<span class="Delimiter">,</span> data<span class="Delimiter">);</span> -<span id="L44" class="LineNr"> 44 </span> curr<span class="Delimiter">.</span>data = global_name<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L45" class="LineNr"> 45 </span> <span class="Delimiter">}</span> -<span id="L46" class="LineNr"> 46 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"instruction after transform: '"</span> << data_to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << end<span class="Delimiter">();</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">}</span> -<span id="L48" class="LineNr"> 48 </span><span class="Delimiter">}</span> -<span id="L49" class="LineNr"> 49 </span> -<span id="L50" class="LineNr"> 50 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L50'>add_global_to_data_segment</a><span class="Delimiter">(</span><span class="Normal">const</span> string& <a href='011run.cc.html#L110'>name</a><span class="Delimiter">,</span> <span class="Normal">const</span> word& value<span class="Delimiter">,</span> segment& data<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L51" class="LineNr"> 51 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"adding global variable '"</span> << name << <span class="Constant">"' containing "</span> << value<span class="Delimiter">.</span>data << end<span class="Delimiter">();</span> -<span id="L52" class="LineNr"> 52 </span> <span class="Comment">// emit label</span> -<span id="L53" class="LineNr"> 53 </span> data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>label<span class="Delimiter">(</span><a href='011run.cc.html#L110'>name</a><span class="Delimiter">));</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Comment">// emit size for size-prefixed array</span> -<span id="L55" class="LineNr"> 55 </span> data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L120'>line</a><span class="Delimiter">());</span> -<span id="L56" class="LineNr"> 56 </span> emit_hex_bytes<span class="Delimiter">(</span>data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>back<span class="Delimiter">(),</span> <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>value<span class="Delimiter">.</span>data<span class="Delimiter">)</span>-<span class="Comment">/*</span><span class="Comment">skip quotes</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Comment">/*</span><span class="Comment">bytes</span><span class="Comment">*/</span><span class="Delimiter">);</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Comment">// emit data byte by byte</span> -<span id="L58" class="LineNr"> 58 </span> data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L120'>line</a><span class="Delimiter">());</span> -<span id="L59" class="LineNr"> 59 </span> line& curr = data<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>back<span class="Delimiter">();</span> -<span id="L60" class="LineNr"> 60 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip start quote</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>value<span class="Delimiter">.</span>data<span class="Delimiter">)</span>-<span class="Comment">/*</span><span class="Comment">skip end quote</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Normal">char</span> c = value<span class="Delimiter">.</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L62" class="LineNr"> 62 </span> curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">());</span> -<span id="L63" class="LineNr"> 63 </span> curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <a href='030---operands.cc.html#L293'>hex_byte_to_string</a><span class="Delimiter">(</span>c<span class="Delimiter">);</span> -<span id="L64" class="LineNr"> 64 </span> curr<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">,</span> c<span class="Delimiter">));</span> -<span id="L65" class="LineNr"> 65 </span> <span class="Delimiter">}</span> -<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">}</span> -<span id="L67" class="LineNr"> 67 </span> -<span id="L68" class="LineNr"> 68 </span><span class="Comment">//: Within strings, whitespace is significant. So we need to redo our instruction</span> -<span id="L69" class="LineNr"> 69 </span><span class="Comment">//: parsing.</span> -<span id="L70" class="LineNr"> 70 </span> -<span id="L71" class="LineNr"> 71 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L71'>test_instruction_with_string_literal</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L72" class="LineNr"> 72 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Constant">"a \"</span>abc def\<span class="Constant">" z\n"</span> <span class="Comment">// two spaces inside string</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Delimiter">);</span> -<span id="L75" class="LineNr"> 75 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L77" class="LineNr"> 77 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>abc def\<span class="Constant">"\n"</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: z\n"</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Delimiter">);</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Comment">// no other words</span> -<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"parse2"</span><span class="Delimiter">,</span> <span class="Constant">3</span><span class="Delimiter">);</span> -<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span> -<span id="L83" class="LineNr"> 83 </span> -<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">:(before "End Line Parsing Special-cases(line_data -> l)")</span> -<span id="L85" class="LineNr"> 85 </span><span class="Normal">if</span> <span class="Delimiter">(</span>line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">'"'</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Comment">// can cause false-positives, but we can handle them</span> -<span id="L86" class="LineNr"> 86 </span> parse_instruction_character_by_character<span class="Delimiter">(</span>line_data<span class="Delimiter">,</span> l<span class="Delimiter">);</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L88" class="LineNr"> 88 </span><span class="Delimiter">}</span> -<span id="L89" class="LineNr"> 89 </span> -<span id="L90" class="LineNr"> 90 </span><span class="Delimiter">:(code)</span> -<span id="L91" class="LineNr"> 91 </span><span class="Normal">void</span> parse_instruction_character_by_character<span class="Delimiter">(</span><span class="Normal">const</span> string& line_data<span class="Delimiter">,</span> vector<line>& out<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="cSpecial">'\n'</span><span class="Delimiter">)</span> != string::npos && line_data<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="cSpecial">'\n'</span><span class="Delimiter">)</span> != line_data<span class="Delimiter">.</span>size<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L93" class="LineNr"> 93 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"parse_instruction_character_by_character: should receive only a single line\n"</span> << end<span class="Delimiter">();</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Delimiter">}</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Comment">// parse literals</span> -<span id="L97" class="LineNr"> 97 </span> istringstream in<span class="Delimiter">(</span>line_data<span class="Delimiter">);</span> -<span id="L98" class="LineNr"> 98 </span> in >> std::noskipws<span class="Delimiter">;</span> -<span id="L99" class="LineNr"> 99 </span> <a href='011run.cc.html#L120'>line</a> result<span class="Delimiter">;</span> -<span id="L100" class="LineNr">100 </span> result<span class="Delimiter">.</span>original = line_data<span class="Delimiter">;</span> -<span id="L101" class="LineNr">101 </span> <span class="Comment">// add tokens (words or strings) one by one</span> -<span id="L102" class="LineNr">102 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L103" class="LineNr">103 </span> <a href='038---literal_strings.cc.html#L166'>skip_whitespace</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span id="L104" class="LineNr">104 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">char</span> c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> -<span id="L106" class="LineNr">106 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// comment; drop rest of line</span> -<span id="L107" class="LineNr">107 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// line metadata; skip for now</span> -<span id="L108" class="LineNr">108 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'.'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L109" class="LineNr">109 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// comment token at end of line</span> -<span id="L110" class="LineNr">110 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> -<span id="L111" class="LineNr">111 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// '.' followed by space is comment token; skip</span> -<span id="L112" class="LineNr">112 </span> <span class="Delimiter">}</span> -<span id="L113" class="LineNr">113 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">());</span> -<span id="L114" class="LineNr">114 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'"'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L115" class="LineNr">115 </span> <span class="Comment">// string literal; slurp everything between quotes into data</span> -<span id="L116" class="LineNr">116 </span> ostringstream d<span class="Delimiter">;</span> -<span id="L117" class="LineNr">117 </span> d << c<span class="Delimiter">;</span> -<span id="L118" class="LineNr">118 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L119" class="LineNr">119 </span> in >> c<span class="Delimiter">;</span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L121" class="LineNr">121 </span> in >> c<span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'n'</span><span class="Delimiter">)</span> d << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L123" class="LineNr">123 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'"'</span><span class="Delimiter">)</span> d << <span class="Constant">'"'</span><span class="Delimiter">;</span> -<span id="L124" class="LineNr">124 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> d << <span class="cSpecial">'\\'</span><span class="Delimiter">;</span> -<span id="L125" class="LineNr">125 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L126" class="LineNr">126 </span> <a href='003trace.cc.html#L226'>raise</a> << <span class="Constant">"parse_instruction_character_by_character: unknown escape sequence '\\"</span> << c << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L127" class="LineNr">127 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span> <span class="Delimiter">}</span> -<span id="L129" class="LineNr">129 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L130" class="LineNr">130 </span> <span class="Delimiter">}</span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L131" class="LineNr">131 </span> d << c<span class="Delimiter">;</span> -<span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span> -<span id="L133" class="LineNr">133 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'"'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L134" class="LineNr">134 </span> <span class="Delimiter">}</span> -<span id="L135" class="LineNr">135 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = d<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L136" class="LineNr">136 </span> <span class="Comment">// slurp metadata</span> -<span id="L137" class="LineNr">137 </span> ostringstream m<span class="Delimiter">;</span> -<span id="L138" class="LineNr">138 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> && <a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span class="Comment">// peek can sometimes trigger eof(), so do it first</span> -<span id="L139" class="LineNr">139 </span> in >> c<span class="Delimiter">;</span> -<span id="L140" class="LineNr">140 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'/'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!m<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">())</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>m<span class="Delimiter">.</span>str<span class="Delimiter">());</span> -<span id="L142" class="LineNr">142 </span> m<span class="Delimiter">.</span>str<span class="Delimiter">(</span><span class="Constant">""</span><span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <span class="Delimiter">}</span> -<span id="L144" class="LineNr">144 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L145" class="LineNr">145 </span> m << c<span class="Delimiter">;</span> -<span id="L146" class="LineNr">146 </span> <span class="Delimiter">}</span> -<span id="L147" class="LineNr">147 </span> <span class="Delimiter">}</span> -<span id="L148" class="LineNr">148 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!m<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">())</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>m<span class="Delimiter">.</span>str<span class="Delimiter">());</span> -<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span> -<span id="L150" class="LineNr">150 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L151" class="LineNr">151 </span> <span class="Comment">// not a string literal; slurp all characters until whitespace</span> -<span id="L152" class="LineNr">152 </span> ostringstream w<span class="Delimiter">;</span> -<span id="L153" class="LineNr">153 </span> w << c<span class="Delimiter">;</span> -<span id="L154" class="LineNr">154 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> && <a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span class="Comment">// peek can sometimes trigger eof(), so do it first</span> -<span id="L155" class="LineNr">155 </span> in >> c<span class="Delimiter">;</span> -<span id="L156" class="LineNr">156 </span> w << c<span class="Delimiter">;</span> -<span id="L157" class="LineNr">157 </span> <span class="Delimiter">}</span> -<span id="L158" class="LineNr">158 </span> <a href='011run.cc.html#L208'>parse_word</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>str<span class="Delimiter">(),</span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">());</span> -<span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span> -<span id="L160" class="LineNr">160 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"parse2"</span><span class="Delimiter">)</span> << <span class="Constant">"word: "</span> << to_string<span class="Delimiter">(</span>result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">())</span> << end<span class="Delimiter">();</span> -<span id="L161" class="LineNr">161 </span> <span class="Delimiter">}</span> -<span id="L162" class="LineNr">162 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> -<span id="L163" class="LineNr">163 </span> out<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span> -<span id="L164" class="LineNr">164 </span><span class="Delimiter">}</span> -<span id="L165" class="LineNr">165 </span> -<span id="L166" class="LineNr">166 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L166'>skip_whitespace</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr">168 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> && isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> -<span id="L169" class="LineNr">169 </span> <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L170" class="LineNr">170 </span> <span class="Delimiter">}</span> -<span id="L171" class="LineNr">171 </span><span class="Delimiter">}</span> -<span id="L172" class="LineNr">172 </span> -<span id="L173" class="LineNr">173 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L173'>skip_comment</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L174" class="LineNr">174 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> && in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L175" class="LineNr">175 </span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> -<span id="L176" class="LineNr">176 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> && in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> -<span id="L177" class="LineNr">177 </span> <span class="Delimiter">}</span> -<span id="L178" class="LineNr">178 </span><span class="Delimiter">}</span> -<span id="L179" class="LineNr">179 </span> -<span id="L180" class="LineNr">180 </span><a href='011run.cc.html#L120'>line</a> label<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <a href='011run.cc.html#L120'>line</a> result<span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">());</span> -<span id="L183" class="LineNr">183 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <span class="Delimiter">(</span>s+<span class="Constant">":"</span><span class="Delimiter">);</span> -<span id="L184" class="LineNr">184 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L185" class="LineNr">185 </span><span class="Delimiter">}</span> -<span id="L186" class="LineNr">186 </span> -<span id="L187" class="LineNr">187 </span><span class="Comment">// helper for tests</span> -<span id="L188" class="LineNr">188 </span><span class="Normal">void</span> parse_instruction_character_by_character<span class="Delimiter">(</span><span class="Normal">const</span> string& line_data<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L189" class="LineNr">189 </span> vector<line> out<span class="Delimiter">;</span> -<span id="L190" class="LineNr">190 </span> parse_instruction_character_by_character<span class="Delimiter">(</span>line_data<span class="Delimiter">,</span> out<span class="Delimiter">);</span> -<span id="L191" class="LineNr">191 </span><span class="Delimiter">}</span> -<span id="L192" class="LineNr">192 </span> -<span id="L193" class="LineNr">193 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L193'>test_parse2_comment_token_in_middle</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L194" class="LineNr">194 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L195" class="LineNr">195 </span> <span class="Constant">"a . z\n"</span> -<span id="L196" class="LineNr">196 </span> <span class="Delimiter">);</span> -<span id="L197" class="LineNr">197 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L198" class="LineNr">198 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L199" class="LineNr">199 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: z\n"</span> -<span id="L200" class="LineNr">200 </span> <span class="Delimiter">);</span> -<span id="L201" class="LineNr">201 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: ."</span><span class="Delimiter">);</span> -<span id="L202" class="LineNr">202 </span> <span class="Comment">// no other words</span> -<span id="L203" class="LineNr">203 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"parse2"</span><span class="Delimiter">,</span> <span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L204" class="LineNr">204 </span><span class="Delimiter">}</span> -<span id="L205" class="LineNr">205 </span> -<span id="L206" class="LineNr">206 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L206'>test_parse2_word_starting_with_dot</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L207" class="LineNr">207 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L208" class="LineNr">208 </span> <span class="Constant">"a .b c\n"</span> -<span id="L209" class="LineNr">209 </span> <span class="Delimiter">);</span> -<span id="L210" class="LineNr">210 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L211" class="LineNr">211 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L212" class="LineNr">212 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: .b\n"</span> -<span id="L213" class="LineNr">213 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: c\n"</span> -<span id="L214" class="LineNr">214 </span> <span class="Delimiter">);</span> -<span id="L215" class="LineNr">215 </span><span class="Delimiter">}</span> -<span id="L216" class="LineNr">216 </span> -<span id="L217" class="LineNr">217 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L217'>test_parse2_comment_token_at_start</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L218" class="LineNr">218 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L219" class="LineNr">219 </span> <span class="Constant">". a b\n"</span> -<span id="L220" class="LineNr">220 </span> <span class="Delimiter">);</span> -<span id="L221" class="LineNr">221 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L222" class="LineNr">222 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L223" class="LineNr">223 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: b\n"</span> -<span id="L224" class="LineNr">224 </span> <span class="Delimiter">);</span> -<span id="L225" class="LineNr">225 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: ."</span><span class="Delimiter">);</span> -<span id="L226" class="LineNr">226 </span><span class="Delimiter">}</span> -<span id="L227" class="LineNr">227 </span> -<span id="L228" class="LineNr">228 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L228'>test_parse2_comment_token_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L229" class="LineNr">229 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L230" class="LineNr">230 </span> <span class="Constant">"a b .\n"</span> -<span id="L231" class="LineNr">231 </span> <span class="Delimiter">);</span> -<span id="L232" class="LineNr">232 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L233" class="LineNr">233 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L234" class="LineNr">234 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: b\n"</span> -<span id="L235" class="LineNr">235 </span> <span class="Delimiter">);</span> -<span id="L236" class="LineNr">236 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_DOESNT_CONTAIN</a><span class="Delimiter">(</span><span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: ."</span><span class="Delimiter">);</span> -<span id="L237" class="LineNr">237 </span><span class="Delimiter">}</span> -<span id="L238" class="LineNr">238 </span> -<span id="L239" class="LineNr">239 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L239'>test_parse2_word_starting_with_dot_at_start</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L240" class="LineNr">240 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L241" class="LineNr">241 </span> <span class="Constant">".a b c\n"</span> -<span id="L242" class="LineNr">242 </span> <span class="Delimiter">);</span> -<span id="L243" class="LineNr">243 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L244" class="LineNr">244 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: .a\n"</span> -<span id="L245" class="LineNr">245 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: b\n"</span> -<span id="L246" class="LineNr">246 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: c\n"</span> -<span id="L247" class="LineNr">247 </span> <span class="Delimiter">);</span> -<span id="L248" class="LineNr">248 </span><span class="Delimiter">}</span> -<span id="L249" class="LineNr">249 </span> -<span id="L250" class="LineNr">250 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L250'>test_parse2_metadata</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L251" class="LineNr">251 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L252" class="LineNr">252 </span> <span class="Constant">".a b/c d\n"</span> -<span id="L253" class="LineNr">253 </span> <span class="Delimiter">);</span> -<span id="L254" class="LineNr">254 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L255" class="LineNr">255 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: .a\n"</span> -<span id="L256" class="LineNr">256 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: b /c\n"</span> -<span id="L257" class="LineNr">257 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: d\n"</span> -<span id="L258" class="LineNr">258 </span> <span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span> -<span id="L260" class="LineNr">260 </span> -<span id="L261" class="LineNr">261 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L261'>test_parse2_string_with_metadata</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L262" class="LineNr">262 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L263" class="LineNr">263 </span> <span class="Constant">"a \"</span>bc def\<span class="Constant">"/disp32 g\n"</span> -<span id="L264" class="LineNr">264 </span> <span class="Delimiter">);</span> -<span id="L265" class="LineNr">265 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L266" class="LineNr">266 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L267" class="LineNr">267 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>bc def\<span class="Constant">" /disp32\n"</span> -<span id="L268" class="LineNr">268 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: g\n"</span> -<span id="L269" class="LineNr">269 </span> <span class="Delimiter">);</span> -<span id="L270" class="LineNr">270 </span><span class="Delimiter">}</span> -<span id="L271" class="LineNr">271 </span> -<span id="L272" class="LineNr">272 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L272'>test_parse2_string_with_metadata_at_end</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L273" class="LineNr">273 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L274" class="LineNr">274 </span> <span class="Constant">"a \"</span>bc def\<span class="Constant">"/disp32\n"</span> -<span id="L275" class="LineNr">275 </span> <span class="Delimiter">);</span> -<span id="L276" class="LineNr">276 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L277" class="LineNr">277 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: a\n"</span> -<span id="L278" class="LineNr">278 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>bc def\<span class="Constant">" /disp32\n"</span> -<span id="L279" class="LineNr">279 </span> <span class="Delimiter">);</span> -<span id="L280" class="LineNr">280 </span><span class="Delimiter">}</span> -<span id="L281" class="LineNr">281 </span> -<span id="L282" class="LineNr">282 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L282'>test_parse2_string_with_metadata_at_end_of_line_without_newline</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L283" class="LineNr">283 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L284" class="LineNr">284 </span> <span class="Constant">"68/push \"</span>test\<span class="Constant">"/f"</span> <span class="Comment">// no newline, which is how calls from parse() will look</span> -<span id="L285" class="LineNr">285 </span> <span class="Delimiter">);</span> -<span id="L286" class="LineNr">286 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L287" class="LineNr">287 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: 68 /push\n"</span> -<span id="L288" class="LineNr">288 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>test\<span class="Constant">" /f\n"</span> -<span id="L289" class="LineNr">289 </span> <span class="Delimiter">);</span> -<span id="L290" class="LineNr">290 </span><span class="Delimiter">}</span> -<span id="L291" class="LineNr">291 </span> -<span id="L292" class="LineNr">292 </span><span class="Comment">//: Make sure slashes inside strings don't trigger adding stuff from inside the</span> -<span id="L293" class="LineNr">293 </span><span class="Comment">//: string to metadata.</span> -<span id="L294" class="LineNr">294 </span> -<span id="L295" class="LineNr">295 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L295'>test_parse2_string_containing_slashes</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L296" class="LineNr">296 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L297" class="LineNr">297 </span> <span class="Constant">"a \"</span>bc/def\<span class="Constant">"/disp32\n"</span> -<span id="L298" class="LineNr">298 </span> <span class="Delimiter">);</span> -<span id="L299" class="LineNr">299 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L300" class="LineNr">300 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>bc/def\<span class="Constant">" /disp32\n"</span> -<span id="L301" class="LineNr">301 </span> <span class="Delimiter">);</span> -<span id="L302" class="LineNr">302 </span><span class="Delimiter">}</span> -<span id="L303" class="LineNr">303 </span> -<span id="L304" class="LineNr">304 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L304'>test_instruction_with_string_literal_with_escaped_quote</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L305" class="LineNr">305 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L306" class="LineNr">306 </span> <span class="Constant">"\"</span>a\\\<span class="Constant">"b\"</span>\n<span class="Constant">" // escaped quote inside string</span> -<span id="L307" class="LineNr">307 </span><span class="Constant"> );</span> -<span id="L308" class="LineNr">308 </span><span class="Constant"> CHECK_TRACE_CONTENTS(</span> -<span id="L309" class="LineNr">309 </span><span class="Constant"> "</span>parse2: <a href='011run.cc.html#L126'>word</a>: \<span class="Constant">"a\"</span>b\<span class="Constant">"\n"</span> -<span id="L310" class="LineNr">310 </span> <span class="Delimiter">);</span> -<span id="L311" class="LineNr">311 </span> <span class="Comment">// no other words</span> -<span id="L312" class="LineNr">312 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"parse2"</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L313" class="LineNr">313 </span><span class="Delimiter">}</span> -<span id="L314" class="LineNr">314 </span> -<span id="L315" class="LineNr">315 </span><span class="Normal">void</span> <a href='038---literal_strings.cc.html#L315'>test_instruction_with_string_literal_with_escaped_backslash</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L316" class="LineNr">316 </span> parse_instruction_character_by_character<span class="Delimiter">(</span> -<span id="L317" class="LineNr">317 </span> <span class="Constant">"\"</span>a\\\\b\<span class="Constant">"\n"</span> <span class="Comment">// escaped backslash inside string</span> -<span id="L318" class="LineNr">318 </span> <span class="Delimiter">);</span> -<span id="L319" class="LineNr">319 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L320" class="LineNr">320 </span> <span class="Constant">"parse2: <a href='011run.cc.html#L126'>word</a>: \"</span>a\\b\<span class="Constant">"\n"</span> -<span id="L321" class="LineNr">321 </span> <span class="Delimiter">);</span> -<span id="L322" class="LineNr">322 </span> <span class="Comment">// no other words</span> -<span id="L323" class="LineNr">323 </span> <a href='003trace.cc.html#L294'>CHECK_TRACE_COUNT</a><span class="Delimiter">(</span><span class="Constant">"parse2"</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L324" class="LineNr">324 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/039debug.cc.html b/html/subx/039debug.cc.html deleted file mode 100644 index a7c05411..00000000 --- a/html/subx/039debug.cc.html +++ /dev/null @@ -1,211 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/039debug.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Todo { color: #000000; background-color: #ffff00; padding-bottom: 1px; } -.SalientComment { color: #0000af; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/039debug.cc'>https://github.com/akkartik/mu/blob/master/subx/039debug.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="SalientComment">//:: Some helpers for debugging.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//: Load the 'map' file generated during 'subx --debug translate' when running</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: 'subx --debug --trace run'.</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: (It'll only affect the trace.)</span> -<span id="L6" class="LineNr"> 6 </span> -<span id="L7" class="LineNr"> 7 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L8" class="LineNr"> 8 </span>map<<span class="Comment">/*</span><span class="Comment">address</span><span class="Comment">*/</span><span class="Normal">uint32_t</span><span class="Delimiter">,</span> string> <span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">;</span> <span class="Comment">// used only by 'subx run'</span> -<span id="L9" class="LineNr"> 9 </span>map<<span class="Comment">/*</span><span class="Comment">address</span><span class="Comment">*/</span><span class="Normal">uint32_t</span><span class="Delimiter">,</span> string> <span class="Special"><a href='039debug.cc.html#L9'>Source_line</a></span><span class="Delimiter">;</span> <span class="Comment">// used only by 'subx run'</span> -<span id="L10" class="LineNr"> 10 </span><span class="Delimiter">:(before "End --debug Settings")</span> -<span id="L11" class="LineNr"> 11 </span><a href='039debug.cc.html#L14'>load_labels</a><span class="Delimiter">();</span> -<span id="L12" class="LineNr"> 12 </span><a href='039debug.cc.html#L26'>load_source_lines</a><span class="Delimiter">();</span> -<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">:(code)</span> -<span id="L14" class="LineNr"> 14 </span><span class="Normal">void</span> <a href='039debug.cc.html#L14'>load_labels</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L15" class="LineNr"> 15 </span> ifstream fin<span class="Delimiter">(</span><span class="Constant">"labels"</span><span class="Delimiter">);</span> -<span id="L16" class="LineNr"> 16 </span> fin >> std::hex<span class="Delimiter">;</span> -<span id="L17" class="LineNr"> 17 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>fin<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L18" class="LineNr"> 18 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L19" class="LineNr"> 19 </span> fin >> addr<span class="Delimiter">;</span> -<span id="L20" class="LineNr"> 20 </span> string <a href='011run.cc.html#L110'>name</a><span class="Delimiter">;</span> -<span id="L21" class="LineNr"> 21 </span> fin >> <a href='011run.cc.html#L110'>name</a><span class="Delimiter">;</span> -<span id="L22" class="LineNr"> 22 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> addr<span class="Delimiter">,</span> <a href='011run.cc.html#L110'>name</a><span class="Delimiter">);</span> -<span id="L23" class="LineNr"> 23 </span> <span class="Delimiter">}</span> -<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">}</span> -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span><span class="Normal">void</span> <a href='039debug.cc.html#L26'>load_source_lines</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L27" class="LineNr"> 27 </span> ifstream fin<span class="Delimiter">(</span><span class="Constant">"source_lines"</span><span class="Delimiter">);</span> -<span id="L28" class="LineNr"> 28 </span> fin >> std::hex<span class="Delimiter">;</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L273'>has_data</a><span class="Delimiter">(</span>fin<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L30" class="LineNr"> 30 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L31" class="LineNr"> 31 </span> fin >> addr<span class="Delimiter">;</span> -<span id="L32" class="LineNr"> 32 </span> string <a href='011run.cc.html#L120'>line</a><span class="Delimiter">;</span> -<span id="L33" class="LineNr"> 33 </span> getline<span class="Delimiter">(</span>fin<span class="Delimiter">,</span> <a href='011run.cc.html#L120'>line</a><span class="Delimiter">);</span> -<span id="L34" class="LineNr"> 34 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L9'>Source_line</a></span><span class="Delimiter">,</span> addr<span class="Delimiter">,</span> <a href='039debug.cc.html#L111'>hacky_squeeze_out_whitespace</a><span class="Delimiter">(</span><a href='011run.cc.html#L120'>line</a><span class="Delimiter">));</span> -<span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span> -<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">}</span> -<span id="L37" class="LineNr"> 37 </span> -<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L39" class="LineNr"> 39 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">))</span> -<span id="L40" class="LineNr"> 40 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"== label "</span> << get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L41" class="LineNr"> 41 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L9'>Source_line</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">))</span> -<span id="L42" class="LineNr"> 42 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": "</span> << get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L9'>Source_line</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L43" class="LineNr"> 43 </span><span class="Normal">else</span> -<span id="L44" class="LineNr"> 44 </span> <span class="Comment">// no source line info; do what you can</span> -<span id="L45" class="LineNr"> 45 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << EIP << <span class="Constant">": "</span> << <a href='039debug.cc.html#L48'>debug_info</a><span class="Delimiter">(</span>EIP<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L46" class="LineNr"> 46 </span> -<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(code)</span> -<span id="L48" class="LineNr"> 48 </span>string <a href='039debug.cc.html#L48'>debug_info</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> inst_address<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Normal">uint8_t</span> op = <a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>inst_address<span class="Delimiter">);</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op != <span class="Constant">0xe8</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L51" class="LineNr"> 51 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L52" class="LineNr"> 52 </span> out << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">);</span> -<span id="L53" class="LineNr"> 53 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">}</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Normal">int32_t</span> offset = <a href='010---vm.cc.html#L190'>read_mem_i32</a><span class="Delimiter">(</span>inst_address+<span class="Comment">/*</span><span class="Comment">skip op</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Normal">uint32_t</span> next_eip = inst_address+<span class="Comment">/*</span><span class="Comment">inst length</span><span class="Comment">*/</span><span class="Constant">5</span>+offset<span class="Delimiter">;</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> next_eip<span class="Delimiter">))</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Identifier">return</span> <span class="Constant">"e8/call "</span>+get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> next_eip<span class="Delimiter">);</span> -<span id="L59" class="LineNr"> 59 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L60" class="LineNr"> 60 </span> out << <span class="Constant">"e8/call 0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << next_eip<span class="Delimiter">;</span> -<span id="L61" class="LineNr"> 61 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L62" class="LineNr"> 62 </span><span class="Delimiter">}</span> -<span id="L63" class="LineNr"> 63 </span> -<span id="L64" class="LineNr"> 64 </span><span class="Comment">//: If a label starts with '$watch-', make a note of the effective address</span> -<span id="L65" class="LineNr"> 65 </span><span class="Comment">//: computed by the next instruction. Start dumping out its contents to the</span> -<span id="L66" class="LineNr"> 66 </span><span class="Comment">//: trace after every subsequent instruction.</span> -<span id="L67" class="LineNr"> 67 </span> -<span id="L68" class="LineNr"> 68 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L69" class="LineNr"> 69 </span><a href='039debug.cc.html#L75'>dump_watch_points</a><span class="Delimiter">();</span> -<span id="L70" class="LineNr"> 70 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L71" class="LineNr"> 71 </span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> <span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">;</span> -<span id="L72" class="LineNr"> 72 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L73" class="LineNr"> 73 </span><span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> -<span id="L74" class="LineNr"> 74 </span><span class="Delimiter">:(code)</span> -<span id="L75" class="LineNr"> 75 </span><span class="Normal">void</span> <a href='039debug.cc.html#L75'>dump_watch_points</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L76" class="LineNr"> 76 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L77" class="LineNr"> 77 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span><span class="Delimiter">,</span> <span class="Constant">"dbg"</span><span class="Delimiter">)</span> << <span class="Constant">"watch points:"</span> << end<span class="Delimiter">();</span> -<span id="L78" class="LineNr"> 78 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>::iterator p = <span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L79" class="LineNr"> 79 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span><span class="Delimiter">,</span> <span class="Constant">"dbg"</span><span class="Delimiter">)</span> << <span class="Constant">" "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << p<span class="Delimiter">-></span>second << <span class="Constant">" -> "</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <a href='010---vm.cc.html#L186'>read_mem_u32</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span>second<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L80" class="LineNr"> 80 </span><span class="Delimiter">}</span> -<span id="L81" class="LineNr"> 81 </span> -<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L83" class="LineNr"> 83 </span>string <span class="Special">Watch_this_effective_address</span><span class="Delimiter">;</span> -<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L85" class="LineNr"> 85 </span><span class="Special">Watch_this_effective_address</span> = <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L86" class="LineNr"> 86 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> && <a href='001help.cc.html#L101'>starts_with</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">),</span> <span class="Constant">"$watch-"</span><span class="Delimiter">))</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Special">Watch_this_effective_address</span> = get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span><span class="Delimiter">:(after "Found effective_address(addr)")</span> -<span id="L89" class="LineNr"> 89 </span><span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special">Watch_this_effective_address</span><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L90" class="LineNr"> 90 </span> <a href='003trace.cc.html#L439'>dbg</a> << <span class="Constant">"now watching "</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << addr << <span class="Constant">" for "</span> << <span class="Special">Watch_this_effective_address</span> << end<span class="Delimiter">();</span> -<span id="L91" class="LineNr"> 91 </span> <a href='001help.cc.html#L251'>put</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L71'>Watch_points</a></span><span class="Delimiter">,</span> <span class="Special">Watch_this_effective_address</span><span class="Delimiter">,</span> addr<span class="Delimiter">);</span> -<span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span> -<span id="L93" class="LineNr"> 93 </span> -<span id="L94" class="LineNr"> 94 </span><span class="Comment">//: Special label that dumps regions of memory.</span> -<span id="L95" class="LineNr"> 95 </span><span class="Comment">//: Not a general mechanism; by the time you get here you're willing to hack</span> -<span id="L96" class="LineNr"> 96 </span><span class="Comment">//: on the emulator.</span> -<span id="L97" class="LineNr"> 97 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L98" class="LineNr"> 98 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L255'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> && get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L8'>Symbol_name</a></span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> == <span class="Constant">"$dump-stream-at-EAX"</span><span class="Delimiter">)</span> -<span id="L99" class="LineNr"> 99 </span> <a href='039debug.cc.html#L101'>dump_stream_at</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EAX]<span class="Delimiter">.</span>u<span class="Delimiter">);</span> -<span id="L100" class="LineNr">100 </span><span class="Delimiter">:(code)</span> -<span id="L101" class="LineNr">101 </span><span class="Normal">void</span> <a href='039debug.cc.html#L101'>dump_stream_at</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> stream_start<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L102" class="LineNr">102 </span> <span class="Normal">int32_t</span> stream_length = <a href='010---vm.cc.html#L190'>read_mem_i32</a><span class="Delimiter">(</span>stream_start + <span class="Constant">8</span><span class="Delimiter">);</span> -<span id="L103" class="LineNr">103 </span> <a href='003trace.cc.html#L439'>dbg</a> << <span class="Constant">"stream length: "</span> << std::dec << stream_length << end<span class="Delimiter">();</span> -<span id="L104" class="LineNr">104 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < stream_length + <span class="Constant">12</span><span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> -<span id="L105" class="LineNr">105 </span> <a href='003trace.cc.html#L439'>dbg</a> << <span class="Constant">"0x"</span> << <a href='010---vm.cc.html#L409'>HEXWORD</a> << <span class="Delimiter">(</span>stream_start+i<span class="Delimiter">)</span> << <span class="Constant">": "</span> << <a href='010---vm.cc.html#L408'>HEXBYTE</a> << <a href='010---vm.cc.html#L411'>NUM</a><span class="Delimiter">(</span><a href='010---vm.cc.html#L179'>read_mem_u8</a><span class="Delimiter">(</span>stream_start+i<span class="Delimiter">))</span> << end<span class="Delimiter">();</span> -<span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span> -<span id="L107" class="LineNr">107 </span> -<span id="L108" class="LineNr">108 </span><span class="Comment">//: helpers</span> -<span id="L109" class="LineNr">109 </span> -<span id="L110" class="LineNr">110 </span><span class="Delimiter">:(code)</span> -<span id="L111" class="LineNr">111 </span>string <a href='039debug.cc.html#L111'>hacky_squeeze_out_whitespace</a><span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L112" class="LineNr">112 </span> <span class="Comment">// strip whitespace at start</span> -<span id="L113" class="LineNr">113 </span> string::const_iterator first = s<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> -<span id="L114" class="LineNr">114 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>first != s<span class="Delimiter">.</span>end<span class="Delimiter">()</span> && isspace<span class="Delimiter">(</span>*first<span class="Delimiter">))</span> -<span id="L115" class="LineNr">115 </span> ++first<span class="Delimiter">;</span> -<span id="L116" class="LineNr">116 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>first == s<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L117" class="LineNr">117 </span> -<span id="L118" class="LineNr">118 </span> <span class="Comment">// strip whitespace at end</span> -<span id="L119" class="LineNr">119 </span> string::const_iterator last = --s<span class="Delimiter">.</span>end<span class="Delimiter">();</span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>last != s<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> && isspace<span class="Delimiter">(</span>*last<span class="Delimiter">))</span> -<span id="L121" class="LineNr">121 </span> --last<span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span> ++last<span class="Delimiter">;</span> -<span id="L123" class="LineNr">123 </span> -<span id="L124" class="LineNr">124 </span> <span class="Comment">// replace runs of spaces/dots with single space until comment or string</span> -<span id="L125" class="LineNr">125 </span> <span class="Comment">// </span><span class="Todo">TODO</span><span class="Comment">:</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment">// leave alone dots not surrounded by whitespace</span> -<span id="L127" class="LineNr">127 </span> <span class="Comment">// leave alone '#' within word</span> -<span id="L128" class="LineNr">128 </span> <span class="Comment">// leave alone '"' within word</span> -<span id="L129" class="LineNr">129 </span> <span class="Comment">// squeeze spaces after end of string</span> -<span id="L130" class="LineNr">130 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L131" class="LineNr">131 </span> <span class="Normal">bool</span> previous_was_space = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L132" class="LineNr">132 </span> <span class="Normal">bool</span> in_comment_or_string = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L133" class="LineNr">133 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>string::const_iterator curr = first<span class="Delimiter">;</span> curr != last<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L134" class="LineNr">134 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in_comment_or_string<span class="Delimiter">)</span> -<span id="L135" class="LineNr">135 </span> out << *curr<span class="Delimiter">;</span> -<span id="L136" class="LineNr">136 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>*curr<span class="Delimiter">)</span> || *curr == <span class="Constant">'.'</span><span class="Delimiter">)</span> -<span id="L137" class="LineNr">137 </span> previous_was_space = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L138" class="LineNr">138 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L139" class="LineNr">139 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>previous_was_space<span class="Delimiter">)</span> -<span id="L140" class="LineNr">140 </span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L141" class="LineNr">141 </span> out << *curr<span class="Delimiter">;</span> -<span id="L142" class="LineNr">142 </span> previous_was_space = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L143" class="LineNr">143 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr == <span class="Constant">'#'</span> || *curr == <span class="Constant">'"'</span><span class="Delimiter">)</span> in_comment_or_string = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> <span class="Delimiter">}</span> -<span id="L145" class="LineNr">145 </span> <span class="Delimiter">}</span> -<span id="L146" class="LineNr">146 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L147" class="LineNr">147 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/040---tests.cc.html b/html/subx/040---tests.cc.html deleted file mode 100644 index 73a7898d..00000000 --- a/html/subx/040---tests.cc.html +++ /dev/null @@ -1,160 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/040---tests.cc</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.LineNr { } -.Constant { color: #008787; } -.Comment { color: #005faf; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.cSpecial { color: #008000; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/040---tests.cc'>https://github.com/akkartik/mu/blob/master/subx/040---tests.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Automatically aggregate functions starting with 'test-' into a test suite</span> -<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: called 'run-tests'. Running this function will run all tests.</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment">//:</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: This is actually SubX's first (trivial) compiler. We generate all the code</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: needed for the 'run-tests' function.</span> -<span id="L6" class="LineNr"> 6 </span><span class="Comment">//:</span> -<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: By convention, temporary functions needed by tests will start with</span> -<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: '_test-'.</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr">10 </span><span class="Comment">//: We don't rely on any transforms running in previous layers, but this layer</span> -<span id="L11" class="LineNr">11 </span><span class="Comment">//: knows about labels and will emit labels for previous layers to transform.</span> -<span id="L12" class="LineNr">12 </span><span class="Delimiter">:(after "Begin Transforms")</span> -<span id="L13" class="LineNr">13 </span><span class="Comment">// Begin Level-4 Transforms</span> -<span id="L14" class="LineNr">14 </span><span class="Special"><a href='011run.cc.html#L250'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='040---tests.cc.html#L36'>create_test_function</a><span class="Delimiter">);</span> -<span id="L15" class="LineNr">15 </span><span class="Comment">// End Level-4 Transforms</span> -<span id="L16" class="LineNr">16 </span> -<span id="L17" class="LineNr">17 </span><span class="Delimiter">:(code)</span> -<span id="L18" class="LineNr">18 </span><span class="Normal">void</span> <a href='040---tests.cc.html#L18'>test_run_test</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L19" class="LineNr">19 </span> <span class="Special"><a href='010---vm.cc.html#L157'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><span class="Constant">0xbd000000</span><span class="Delimiter">));</span> <span class="Comment">// manually allocate memory</span> -<span id="L20" class="LineNr">20 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <span class="Constant">0xbd000100</span><span class="Delimiter">;</span> -<span id="L21" class="LineNr">21 </span> <a href='011run.cc.html#L85'>run</a><span class="Delimiter">(</span> -<span id="L22" class="LineNr">22 </span> <span class="Constant">"== code 0x1\n"</span> <span class="Comment">// code segment</span> -<span id="L23" class="LineNr">23 </span> <span class="Constant">"main:\n"</span> -<span id="L24" class="LineNr">24 </span> <span class="Constant">" e8/call run-tests/disp32\n"</span> <span class="Comment">// 5 bytes</span> -<span id="L25" class="LineNr">25 </span> <span class="Constant">" f4/halt\n"</span> <span class="Comment">// 1 byte</span> -<span id="L26" class="LineNr">26 </span> <span class="Constant">"test-foo:\n"</span> <span class="Comment">// offset 7</span> -<span id="L27" class="LineNr">27 </span> <span class="Constant">" 01 d8\n"</span> <span class="Comment">// just some unique instruction: add EBX to EAX</span> -<span id="L28" class="LineNr">28 </span> <span class="Constant">" c3/return\n"</span> -<span id="L29" class="LineNr">29 </span> <span class="Delimiter">);</span> -<span id="L30" class="LineNr">30 </span> <span class="Comment">// check that code in test-foo ran (implicitly called by run-tests)</span> -<span id="L31" class="LineNr">31 </span> <a href='003trace.cc.html#L290'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span> -<span id="L32" class="LineNr">32 </span> <span class="Constant">"run: 0x00000007 opcode: 01\n"</span> -<span id="L33" class="LineNr">33 </span> <span class="Delimiter">);</span> -<span id="L34" class="LineNr">34 </span><span class="Delimiter">}</span> -<span id="L35" class="LineNr">35 </span> -<span id="L36" class="LineNr">36 </span><span class="Normal">void</span> <a href='040---tests.cc.html#L36'>create_test_function</a><span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr">37 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L102'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L38" class="LineNr">38 </span> segment& code = *find<span class="Delimiter">(</span>p<span class="Delimiter">,</span> <span class="Constant">"code"</span><span class="Delimiter">);</span> -<span id="L39" class="LineNr">39 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- create 'run-tests'"</span> << end<span class="Delimiter">();</span> -<span id="L40" class="LineNr">40 </span> vector<line> new_insts<span class="Delimiter">;</span> -<span id="L41" class="LineNr">41 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L42" class="LineNr">42 </span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L43" class="LineNr">43 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L44" class="LineNr">44 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L45" class="LineNr">45 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> != <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// not a label</span> -<span id="L46" class="LineNr">46 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!starts_with<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">,</span> <span class="Constant">"test-"</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L47" class="LineNr">47 </span> string fn = <a href='035labels.cc.html#L269'>drop_last</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L48" class="LineNr">48 </span> new_insts<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>call<span class="Delimiter">(</span>fn<span class="Delimiter">));</span> -<span id="L49" class="LineNr">49 </span> <span class="Delimiter">}</span> -<span id="L50" class="LineNr">50 </span> <span class="Delimiter">}</span> -<span id="L51" class="LineNr">51 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>new_insts<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// no tests found</span> -<span id="L52" class="LineNr">52 </span> code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>label<span class="Delimiter">(</span><span class="Constant">"run-tests"</span><span class="Delimiter">));</span> -<span id="L53" class="LineNr">53 </span> code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>insert<span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>end<span class="Delimiter">(),</span> new_insts<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> new_insts<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L54" class="LineNr">54 </span> code<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='040---tests.cc.html#L91'>ret</a><span class="Delimiter">());</span> -<span id="L55" class="LineNr">55 </span><span class="Delimiter">}</span> -<span id="L56" class="LineNr">56 </span> -<span id="L57" class="LineNr">57 </span>string to_string<span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L58" class="LineNr">58 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L59" class="LineNr">59 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L60" class="LineNr">60 </span> <span class="Normal">const</span> line& l = s<span class="Delimiter">.</span><a href='011run.cc.html#L112'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L61" class="LineNr">61 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L165'>SIZE</a><span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L62" class="LineNr">62 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>j > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span> -<span id="L63" class="LineNr">63 </span> out << to_string<span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span> -<span id="L64" class="LineNr">64 </span> <span class="Delimiter">}</span> -<span id="L65" class="LineNr">65 </span> out << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L66" class="LineNr">66 </span> <span class="Delimiter">}</span> -<span id="L67" class="LineNr">67 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L68" class="LineNr">68 </span><span class="Delimiter">}</span> -<span id="L69" class="LineNr">69 </span> -<span id="L70" class="LineNr">70 </span><a href='011run.cc.html#L120'>line</a> call<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L71" class="LineNr">71 </span> <a href='011run.cc.html#L120'>line</a> result<span class="Delimiter">;</span> -<span id="L72" class="LineNr">72 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>call<span class="Delimiter">());</span> -<span id="L73" class="LineNr">73 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='040---tests.cc.html#L84'>disp32</a><span class="Delimiter">(</span>s<span class="Delimiter">));</span> -<span id="L74" class="LineNr">74 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L75" class="LineNr">75 </span><span class="Delimiter">}</span> -<span id="L76" class="LineNr">76 </span> -<span id="L77" class="LineNr">77 </span><a href='011run.cc.html#L126'>word</a> call<span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L78" class="LineNr">78 </span> <a href='011run.cc.html#L126'>word</a> result<span class="Delimiter">;</span> -<span id="L79" class="LineNr">79 </span> result<span class="Delimiter">.</span>data = <span class="Constant">"e8"</span><span class="Delimiter">;</span> -<span id="L80" class="LineNr">80 </span> result<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"call"</span><span class="Delimiter">);</span> -<span id="L81" class="LineNr">81 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L82" class="LineNr">82 </span><span class="Delimiter">}</span> -<span id="L83" class="LineNr">83 </span> -<span id="L84" class="LineNr">84 </span><a href='011run.cc.html#L126'>word</a> <a href='040---tests.cc.html#L84'>disp32</a><span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L85" class="LineNr">85 </span> <a href='011run.cc.html#L126'>word</a> result<span class="Delimiter">;</span> -<span id="L86" class="LineNr">86 </span> result<span class="Delimiter">.</span>data = s<span class="Delimiter">;</span> -<span id="L87" class="LineNr">87 </span> result<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"disp32"</span><span class="Delimiter">);</span> -<span id="L88" class="LineNr">88 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L89" class="LineNr">89 </span><span class="Delimiter">}</span> -<span id="L90" class="LineNr">90 </span> -<span id="L91" class="LineNr">91 </span><a href='011run.cc.html#L120'>line</a> <a href='040---tests.cc.html#L91'>ret</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr">92 </span> <a href='011run.cc.html#L120'>line</a> result<span class="Delimiter">;</span> -<span id="L93" class="LineNr">93 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L126'>word</a><span class="Delimiter">());</span> -<span id="L94" class="LineNr">94 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <span class="Constant">"c3"</span><span class="Delimiter">;</span> -<span id="L95" class="LineNr">95 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L121'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"return"</span><span class="Delimiter">);</span> -<span id="L96" class="LineNr">96 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L97" class="LineNr">97 </span><span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/049memory_layout.subx.html b/html/subx/049memory_layout.subx.html deleted file mode 100644 index d3c5ad73..00000000 --- a/html/subx/049memory_layout.subx.html +++ /dev/null @@ -1,65 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/049memory_layout.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.LineNr { } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/049memory_layout.subx'>https://github.com/akkartik/mu/blob/master/subx/049memory_layout.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr">1 </span><span class="subxComment"># Segment addresses aren't really the concern of any other layer, so we'll</span> -<span id="L2" class="LineNr">2 </span><span class="subxComment"># define them separately. They're approximate due to fidgety ELF alignment</span> -<span id="L3" class="LineNr">3 </span><span class="subxComment"># requirements, so don't get clever assuming variables are at specific</span> -<span id="L4" class="LineNr">4 </span><span class="subxComment"># addresses.</span> -<span id="L5" class="LineNr">5 </span> -<span id="L6" class="LineNr">6 </span>== code 0x09000000 -<span id="L7" class="LineNr">7 </span> -<span id="L8" class="LineNr">8 </span>== data 0x0a000000 -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/050_write.subx.html b/html/subx/050_write.subx.html deleted file mode 100644 index 5205e615..00000000 --- a/html/subx/050_write.subx.html +++ /dev/null @@ -1,120 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/050_write.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/050_write.subx'>https://github.com/akkartik/mu/blob/master/subx/050_write.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># _write: write to a file descriptor (fd)</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># just exit; can't test _write just yet</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L10" class="LineNr">10 </span> bb/copy-to-EBX 0/imm32 -<span id="L11" class="LineNr">11 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L12" class="LineNr">12 </span> cd/syscall 0x80/imm8 -<span id="L13" class="LineNr">13 </span> -<span id="L14" class="LineNr">14 </span><span class="subxMinorFunction">_write</span>: <span class="subxComment"># fd : int, s : (address array byte) -> <void></span> -<span id="L15" class="LineNr">15 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L16" class="LineNr">16 </span> 55/push-EBP -<span id="L17" class="LineNr">17 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L18" class="LineNr">18 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L19" class="LineNr">19 </span> 50/push-EAX -<span id="L20" class="LineNr">20 </span> 51/push-ECX -<span id="L21" class="LineNr">21 </span> 52/push-EDX -<span id="L22" class="LineNr">22 </span> 53/push-EBX -<span id="L23" class="LineNr">23 </span> <span class="subxComment"># syscall(write, fd, (data) s+4, (size) *s)</span> -<span id="L24" class="LineNr">24 </span> <span class="subxS1Comment"># . fd : EBX</span> -<span id="L25" class="LineNr">25 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EBX</span> -<span id="L26" class="LineNr">26 </span> <span class="subxS1Comment"># . data : ECX = s+4</span> -<span id="L27" class="LineNr">27 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L28" class="LineNr">28 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L29" class="LineNr">29 </span> <span class="subxS1Comment"># . size : EDX = *s</span> -<span id="L30" class="LineNr">30 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L31" class="LineNr">31 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EDX</span> -<span id="L32" class="LineNr">32 </span> <span class="subxS1Comment"># . syscall</span> -<span id="L33" class="LineNr">33 </span> b8/copy-to-EAX 4/imm32/write -<span id="L34" class="LineNr">34 </span> cd/syscall 0x80/imm8 -<span id="L35" class="LineNr">35 </span> <span class="subxComment"># if (EAX < 0) abort</span> -<span id="L36" class="LineNr">36 </span> 3d/compare-EAX-with 0/imm32 -<span id="L37" class="LineNr">37 </span> 0f 8c/jump-if-lesser $_write:abort/disp32 -<span id="L38" class="LineNr">38 </span><span class="Constant">$_write:end</span>: -<span id="L39" class="LineNr">39 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L40" class="LineNr">40 </span> 5b/pop-to-EBX -<span id="L41" class="LineNr">41 </span> 5a/pop-to-EDX -<span id="L42" class="LineNr">42 </span> 59/pop-to-ECX -<span id="L43" class="LineNr">43 </span> 58/pop-to-EAX -<span id="L44" class="LineNr">44 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L45" class="LineNr">45 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L46" class="LineNr">46 </span> 5d/pop-to-EBP -<span id="L47" class="LineNr">47 </span> c3/return -<span id="L48" class="LineNr">48 </span> -<span id="L49" class="LineNr">49 </span><span class="Constant">$_write:abort</span>: -<span id="L50" class="LineNr">50 </span> <span class="subxComment"># can't write a message here for risk of an infinite loop, so we'll use a special exit code instead</span> -<span id="L51" class="LineNr">51 </span> <span class="subxS1Comment"># . syscall(exit, 255)</span> -<span id="L52" class="LineNr">52 </span> bb/copy-to-EBX 0xff/imm32 -<span id="L53" class="LineNr">53 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L54" class="LineNr">54 </span> cd/syscall 0x80/imm8 -<span id="L55" class="LineNr">55 </span> <span class="subxComment"># never gets here</span> -<span id="L56" class="LineNr">56 </span> -<span id="L57" class="LineNr">57 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/051test.subx.html b/html/subx/051test.subx.html deleted file mode 100644 index d4b6665e..00000000 --- a/html/subx/051test.subx.html +++ /dev/null @@ -1,156 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/051test.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Constant { color: #008787; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/051test.subx'>https://github.com/akkartik/mu/blob/master/subx/051test.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Rudimentary test harness</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># manual test</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># check-ints-equal(34, 34)</span> -<span id="L10" class="LineNr">10 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L11" class="LineNr">11 </span> 68/push <span class="Constant">"error in check-ints-equal"</span>/imm32 -<span id="L12" class="LineNr">12 </span> 68/push 34/imm32 -<span id="L13" class="LineNr">13 </span> 68/push 34/imm32 -<span id="L14" class="LineNr">14 </span> <span class="subxS2Comment"># . . call</span> -<span id="L15" class="LineNr">15 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L16" class="LineNr">16 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L17" class="LineNr">17 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L18" class="LineNr">18 </span> <span class="subxComment"># syscall(exit, 0)</span> -<span id="L19" class="LineNr">19 </span> bb/copy-to-EBX 0/imm32 -<span id="L20" class="LineNr">20 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L21" class="LineNr">21 </span> cd/syscall 0x80/imm8 -<span id="L22" class="LineNr">22 </span> -<span id="L23" class="LineNr">23 </span><span class="subxComment"># print msg to stderr if a != b, otherwise print "."</span> -<span id="L24" class="LineNr">24 </span><span class="subxFunction">check-ints-equal</span>: <span class="subxComment"># (a : int, b : int, msg : (address array byte)) -> <void></span> -<span id="L25" class="LineNr">25 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L26" class="LineNr">26 </span> 55/push-EBP -<span id="L27" class="LineNr">27 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L28" class="LineNr">28 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L29" class="LineNr">29 </span> 50/push-EAX -<span id="L30" class="LineNr">30 </span> 51/push-ECX -<span id="L31" class="LineNr">31 </span> 53/push-EBX -<span id="L32" class="LineNr">32 </span> <span class="subxComment"># load first 2 args into EAX and EBX</span> -<span id="L33" class="LineNr">33 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L34" class="LineNr">34 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EBX</span> -<span id="L35" class="LineNr">35 </span> <span class="subxComment"># if (EAX == EBX) success</span> -<span id="L36" class="LineNr">36 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L37" class="LineNr">37 </span> 75/jump-if-unequal $check-ints-equal:else/disp8 -<span id="L38" class="LineNr">38 </span> <span class="subxS1Comment"># . _write(2/stderr, '.')</span> -<span id="L39" class="LineNr">39 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L40" class="LineNr">40 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L41" class="LineNr">41 </span> 68/push 2/imm32/stderr -<span id="L42" class="LineNr">42 </span> <span class="subxS2Comment"># . . call</span> -<span id="L43" class="LineNr">43 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L44" class="LineNr">44 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L45" class="LineNr">45 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L46" class="LineNr">46 </span> <span class="subxS1Comment"># . return</span> -<span id="L47" class="LineNr">47 </span> eb/jump $check-ints-equal:end/disp8 -<span id="L48" class="LineNr">48 </span> <span class="subxComment"># otherwise print error message</span> -<span id="L49" class="LineNr">49 </span><span class="Constant">$check-ints-equal:else</span>: -<span id="L50" class="LineNr">50 </span> <span class="subxS1Comment"># . _write(2/stderr, msg)</span> -<span id="L51" class="LineNr">51 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L52" class="LineNr">52 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to ECX</span> -<span id="L53" class="LineNr">53 </span> 51/push-ECX -<span id="L54" class="LineNr">54 </span> 68/push 2/imm32/stderr -<span id="L55" class="LineNr">55 </span> <span class="subxS2Comment"># . . call</span> -<span id="L56" class="LineNr">56 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L57" class="LineNr">57 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L58" class="LineNr">58 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L59" class="LineNr">59 </span> <span class="subxS1Comment"># . _write(2/stderr, Newline)</span> -<span id="L60" class="LineNr">60 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L61" class="LineNr">61 </span> 68/push <span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L62" class="LineNr">62 </span> 68/push 2/imm32/stderr -<span id="L63" class="LineNr">63 </span> <span class="subxS2Comment"># . . call</span> -<span id="L64" class="LineNr">64 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L65" class="LineNr">65 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L66" class="LineNr">66 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L67" class="LineNr">67 </span> <span class="subxComment"># increment Num-test-failures</span> -<span id="L68" class="LineNr">68 </span> ff 0/subop/increment 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># increment *Num-test-failures</span> -<span id="L69" class="LineNr">69 </span><span class="Constant">$check-ints-equal:end</span>: -<span id="L70" class="LineNr">70 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L71" class="LineNr">71 </span> 5b/pop-to-EBX -<span id="L72" class="LineNr">72 </span> 59/pop-to-ECX -<span id="L73" class="LineNr">73 </span> 58/pop-to-EAX -<span id="L74" class="LineNr">74 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L75" class="LineNr">75 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L76" class="LineNr">76 </span> 5d/pop-to-EBP -<span id="L77" class="LineNr">77 </span> c3/return -<span id="L78" class="LineNr">78 </span> -<span id="L79" class="LineNr">79 </span>== data -<span id="L80" class="LineNr">80 </span> -<span id="L81" class="LineNr">81 </span><span class="subxComment"># length-prefixed string containing just a single newline</span> -<span id="L82" class="LineNr">82 </span><span class="subxComment"># convenient to have when printing messages and so on</span> -<span id="L83" class="LineNr">83 </span><span class="SpecialChar">Newline</span>: -<span id="L84" class="LineNr">84 </span> <span class="subxComment"># size</span> -<span id="L85" class="LineNr">85 </span> 1/imm32 -<span id="L86" class="LineNr">86 </span> <span class="subxComment"># data</span> -<span id="L87" class="LineNr">87 </span> 0a/newline -<span id="L88" class="LineNr">88 </span> -<span id="L89" class="LineNr">89 </span><span class="subxComment"># every test failure increments this counter</span> -<span id="L90" class="LineNr">90 </span><span class="SpecialChar">Num-test-failures</span>: -<span id="L91" class="LineNr">91 </span> 0/imm32 -<span id="L92" class="LineNr">92 </span> -<span id="L93" class="LineNr">93 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/052kernel-string-equal.subx.html b/html/subx/052kernel-string-equal.subx.html deleted file mode 100644 index e7715bbd..00000000 --- a/html/subx/052kernel-string-equal.subx.html +++ /dev/null @@ -1,333 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - 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color: #875f5f; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/052kernel-string-equal.subx'>https://github.com/akkartik/mu/blob/master/subx/052kernel-string-equal.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Checking null-terminated ascii strings.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># By default we create strings with a 4-byte length prefix rather than a null suffix.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># However we still need null-prefixed strings when interacting with the Linux</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># kernel in a few places. This layer implements a function for comparing</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># a null-terminated 'kernel string' with a length-prefixed 'SubX string'.</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># $ ./subx translate 05[0-2]*.subx -o /tmp/tmp52</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># $ ./subx run /tmp/tmp52 # runs a series of tests</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># ...... # all tests pass</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment">#</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># (We can't yet run the tests when given a "test" commandline argument,</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># because checking for it would require the function being tested! Breakage</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># would cause tests to not run, rather than to fail as we'd like.)</span> -<span id="L16" class="LineNr"> 16 </span> -<span id="L17" class="LineNr"> 17 </span>== code -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run all tests</span> -<span id="L23" class="LineNr"> 23 </span> e8/call run-tests/disp32 <span class="subxComment"># 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'.</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># syscall(exit, Num-test-failures)</span> -<span id="L25" class="LineNr"> 25 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L26" class="LineNr"> 26 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L27" class="LineNr"> 27 </span> cd/syscall 0x80/imm8 -<span id="L28" class="LineNr"> 28 </span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># compare a null-terminated ascii string with a more idiomatic length-prefixed byte array</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># reason for the name: the only place we should have null-terminated ascii strings is from commandline args</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxFunction">kernel-string-equal?</span>: <span class="subxComment"># s : null-terminated ascii string, benchmark : length-prefixed ascii string -> EAX : boolean</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># pseudocode:</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># n = benchmark->length</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># s1 = s</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># s2 = benchmark->data</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># i = 0</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># while (i < n)</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># c1 = *s1</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># c2 = *s2</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># if (c1 == 0) return false</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxComment"># ++s1, ++s2, ++i</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># return *s1 == 0</span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxComment">#</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># registers:</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># i: ECX</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxComment"># n: EDX</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># s1: EDI</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxComment"># s2: ESI</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># c1: EAX</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># c2: EBX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment">#</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L54" class="LineNr"> 54 </span> 55/push-EBP -<span id="L55" class="LineNr"> 55 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L57" class="LineNr"> 57 </span> 51/push-ECX -<span id="L58" class="LineNr"> 58 </span> 52/push-EDX -<span id="L59" class="LineNr"> 59 </span> 53/push-EBX -<span id="L60" class="LineNr"> 60 </span> 56/push-ESI -<span id="L61" class="LineNr"> 61 </span> 57/push-EDI -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># s1/EDI = s</span> -<span id="L63" class="LineNr"> 63 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># n/EDX = benchmark->length</span> -<span id="L65" class="LineNr"> 65 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L66" class="LineNr"> 66 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EDX</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># s2/ESI = benchmark->data</span> -<span id="L68" class="LineNr"> 68 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L69" class="LineNr"> 69 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESI</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># i/ECX = c1/EAX = c2/EBX = 0</span> -<span id="L71" class="LineNr"> 71 </span> b9/copy-to-ECX 0/imm32/exit -<span id="L72" class="LineNr"> 72 </span> b8/copy-to-EAX 0/imm32 -<span id="L73" class="LineNr"> 73 </span> bb/copy-to-EBX 0/imm32 -<span id="L74" class="LineNr"> 74 </span><span class="Constant">$kernel-string-equal?:loop</span>: -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># if (i >= n) break</span> -<span id="L76" class="LineNr"> 76 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L77" class="LineNr"> 77 </span> 7d/jump-if-greater-or-equal $kernel-string-equal?:break/disp8 -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># c1 = *s1</span> -<span id="L79" class="LineNr"> 79 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to AL</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># c2 = *s2</span> -<span id="L81" class="LineNr"> 81 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to BL</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxComment"># if (c1 == 0) return false</span> -<span id="L83" class="LineNr"> 83 </span> 3d/compare-EAX-and 0/imm32 -<span id="L84" class="LineNr"> 84 </span> 74/jump-if-equal $kernel-string-equal?:false/disp8 -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L86" class="LineNr"> 86 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L87" class="LineNr"> 87 </span> 75/jump-if-not-equal $kernel-string-equal?:false/disp8 -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># ++i</span> -<span id="L89" class="LineNr"> 89 </span> 41/increment-ECX -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># ++s1</span> -<span id="L91" class="LineNr"> 91 </span> 47/increment-EDI -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># ++s2</span> -<span id="L93" class="LineNr"> 93 </span> 46/increment-ESI -<span id="L94" class="LineNr"> 94 </span> eb/jump $kernel-string-equal?:loop/disp8 -<span id="L95" class="LineNr"> 95 </span><span class="Constant">$kernel-string-equal?:break</span>: -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># return *s1 == 0</span> -<span id="L97" class="LineNr"> 97 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to AL</span> -<span id="L98" class="LineNr"> 98 </span> 3d/compare-EAX-and 0/imm32 -<span id="L99" class="LineNr"> 99 </span> 75/jump-if-not-equal $kernel-string-equal?:false/disp8 -<span id="L100" class="LineNr">100 </span><span class="Constant">$kernel-string-equal?:true</span>: -<span id="L101" class="LineNr">101 </span> b8/copy-to-EAX 1/imm32 -<span id="L102" class="LineNr">102 </span> eb/jump $kernel-string-equal?:end/disp8 -<span id="L103" class="LineNr">103 </span><span class="Constant">$kernel-string-equal?:false</span>: -<span id="L104" class="LineNr">104 </span> b8/copy-to-EAX 0/imm32 -<span id="L105" class="LineNr">105 </span><span class="Constant">$kernel-string-equal?:end</span>: -<span id="L106" class="LineNr">106 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L107" class="LineNr">107 </span> 5f/pop-to-EDI -<span id="L108" class="LineNr">108 </span> 5e/pop-to-ESI -<span id="L109" class="LineNr">109 </span> 5b/pop-to-EBX -<span id="L110" class="LineNr">110 </span> 5a/pop-to-EDX -<span id="L111" class="LineNr">111 </span> 59/pop-to-ECX -<span id="L112" class="LineNr">112 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L113" class="LineNr">113 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L114" class="LineNr">114 </span> 5d/pop-to-EBP -<span id="L115" class="LineNr">115 </span> c3/return -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="subxH1Comment"># - tests</span> -<span id="L118" class="LineNr">118 </span> -<span id="L119" class="LineNr">119 </span><span class="subxTest">test-compare-null-kernel-string-with-empty-array</span>: -<span id="L120" class="LineNr">120 </span> <span class="subxComment"># EAX = kernel-string-equal?(Null-kernel-string, "")</span> -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L122" class="LineNr">122 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L123" class="LineNr">123 </span> 68/push <span class="SpecialChar"><a href='052kernel-string-equal.subx.html#L261'>Null-kernel-string</a></span>/imm32 -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . call</span> -<span id="L125" class="LineNr">125 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L127" class="LineNr">127 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L128" class="LineNr">128 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L130" class="LineNr">130 </span> 68/push <span class="Constant">"F - test-compare-null-kernel-string-with-empty-array"</span>/imm32 -<span id="L131" class="LineNr">131 </span> 68/push 1/imm32/true -<span id="L132" class="LineNr">132 </span> 50/push-EAX -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr">134 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr">137 </span> c3/return -<span id="L138" class="LineNr">138 </span> -<span id="L139" class="LineNr">139 </span><span class="subxTest">test-compare-null-kernel-string-with-non-empty-array</span>: -<span id="L140" class="LineNr">140 </span> <span class="subxComment"># EAX = kernel-string-equal?(Null-kernel-string, "Abc")</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L142" class="LineNr">142 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L143" class="LineNr">143 </span> 68/push <span class="SpecialChar"><a href='052kernel-string-equal.subx.html#L261'>Null-kernel-string</a></span>/imm32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . call</span> -<span id="L145" class="LineNr">145 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L146" class="LineNr">146 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L147" class="LineNr">147 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L148" class="LineNr">148 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L149" class="LineNr">149 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L150" class="LineNr">150 </span> 68/push <span class="Constant">"F - test-compare-null-kernel-string-with-non-empty-array"</span>/imm32 -<span id="L151" class="LineNr">151 </span> 68/push 0/imm32/false -<span id="L152" class="LineNr">152 </span> 50/push-EAX -<span id="L153" class="LineNr">153 </span> <span class="subxS2Comment"># . . call</span> -<span id="L154" class="LineNr">154 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L156" class="LineNr">156 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L157" class="LineNr">157 </span> c3/return -<span id="L158" class="LineNr">158 </span> -<span id="L159" class="LineNr">159 </span><span class="subxTest">test-compare-kernel-string-with-equal-array</span>: -<span id="L160" class="LineNr">160 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Abc")</span> -<span id="L161" class="LineNr">161 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L162" class="LineNr">162 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L163" class="LineNr">163 </span> 68/push <a href='052kernel-string-equal.subx.html#L264'>_test-Abc-kernel-string</a>/imm32 -<span id="L164" class="LineNr">164 </span> <span class="subxS2Comment"># . . call</span> -<span id="L165" class="LineNr">165 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L167" class="LineNr">167 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L168" class="LineNr">168 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L170" class="LineNr">170 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L171" class="LineNr">171 </span> 68/push 1/imm32/true -<span id="L172" class="LineNr">172 </span> 50/push-EAX -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . call</span> -<span id="L174" class="LineNr">174 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L175" class="LineNr">175 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L176" class="LineNr">176 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L177" class="LineNr">177 </span> c3/return -<span id="L178" class="LineNr">178 </span> -<span id="L179" class="LineNr">179 </span><span class="subxTest">test-compare-kernel-string-with-inequal-array</span>: -<span id="L180" class="LineNr">180 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Adc")</span> -<span id="L181" class="LineNr">181 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L182" class="LineNr">182 </span> 68/push <span class="Constant">"Adc"</span>/imm32 -<span id="L183" class="LineNr">183 </span> 68/push <a href='052kernel-string-equal.subx.html#L264'>_test-Abc-kernel-string</a>/imm32 -<span id="L184" class="LineNr">184 </span> <span class="subxS2Comment"># . . call</span> -<span id="L185" class="LineNr">185 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L187" class="LineNr">187 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L188" class="LineNr">188 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L189" class="LineNr">189 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L190" class="LineNr">190 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L191" class="LineNr">191 </span> 68/push 0/imm32/false -<span id="L192" class="LineNr">192 </span> 50/push-EAX -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L194" class="LineNr">194 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L197" class="LineNr">197 </span> c3/return -<span id="L198" class="LineNr">198 </span> -<span id="L199" class="LineNr">199 </span><span class="subxTest">test-compare-kernel-string-with-empty-array</span>: -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "")</span> -<span id="L201" class="LineNr">201 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L202" class="LineNr">202 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L203" class="LineNr">203 </span> 68/push <a href='052kernel-string-equal.subx.html#L264'>_test-Abc-kernel-string</a>/imm32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . call</span> -<span id="L205" class="LineNr">205 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L206" class="LineNr">206 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L207" class="LineNr">207 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L209" class="LineNr">209 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L210" class="LineNr">210 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L211" class="LineNr">211 </span> 68/push 0/imm32/false -<span id="L212" class="LineNr">212 </span> 50/push-EAX -<span id="L213" class="LineNr">213 </span> <span class="subxS2Comment"># . . call</span> -<span id="L214" class="LineNr">214 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L216" class="LineNr">216 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L217" class="LineNr">217 </span> c3/return -<span id="L218" class="LineNr">218 </span> -<span id="L219" class="LineNr">219 </span><span class="subxTest">test-compare-kernel-string-with-shorter-array</span>: -<span id="L220" class="LineNr">220 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Ab")</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L222" class="LineNr">222 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L223" class="LineNr">223 </span> 68/push <a href='052kernel-string-equal.subx.html#L264'>_test-Abc-kernel-string</a>/imm32 -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . call</span> -<span id="L225" class="LineNr">225 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L226" class="LineNr">226 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L227" class="LineNr">227 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L228" class="LineNr">228 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L230" class="LineNr">230 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-shorter-array"</span>/imm32 -<span id="L231" class="LineNr">231 </span> 68/push 0/imm32/false -<span id="L232" class="LineNr">232 </span> 50/push-EAX -<span id="L233" class="LineNr">233 </span> <span class="subxS2Comment"># . . call</span> -<span id="L234" class="LineNr">234 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L235" class="LineNr">235 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L236" class="LineNr">236 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L237" class="LineNr">237 </span> c3/return -<span id="L238" class="LineNr">238 </span> -<span id="L239" class="LineNr">239 </span><span class="subxTest">test-compare-kernel-string-with-longer-array</span>: -<span id="L240" class="LineNr">240 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Abcd")</span> -<span id="L241" class="LineNr">241 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L242" class="LineNr">242 </span> 68/push <span class="Constant">"Abcd"</span>/imm32 -<span id="L243" class="LineNr">243 </span> 68/push <a href='052kernel-string-equal.subx.html#L264'>_test-Abc-kernel-string</a>/imm32 -<span id="L244" class="LineNr">244 </span> <span class="subxS2Comment"># . . call</span> -<span id="L245" class="LineNr">245 </span> e8/call <a href='052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L246" class="LineNr">246 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L247" class="LineNr">247 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L249" class="LineNr">249 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L250" class="LineNr">250 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-longer-array"</span>/imm32 -<span id="L251" class="LineNr">251 </span> 68/push 0/imm32/false -<span id="L252" class="LineNr">252 </span> 50/push-EAX -<span id="L253" class="LineNr">253 </span> <span class="subxS2Comment"># . . call</span> -<span id="L254" class="LineNr">254 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L256" class="LineNr">256 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L257" class="LineNr">257 </span> c3/return -<span id="L258" class="LineNr">258 </span> -<span id="L259" class="LineNr">259 </span>== data -<span id="L260" class="LineNr">260 </span> -<span id="L261" class="LineNr">261 </span><span class="SpecialChar">Null-kernel-string</span>: -<span id="L262" class="LineNr">262 </span> 00/null -<span id="L263" class="LineNr">263 </span> -<span id="L264" class="LineNr">264 </span><span class="subxMinorFunction">_test-Abc-kernel-string</span>: -<span id="L265" class="LineNr">265 </span> 41/A 62/b 63/c 00/null -<span id="L266" class="LineNr">266 </span> -<span id="L267" class="LineNr">267 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/053new-segment.subx.html b/html/subx/053new-segment.subx.html deleted file mode 100644 index cab22dc6..00000000 --- a/html/subx/053new-segment.subx.html +++ /dev/null @@ -1,154 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/053new-segment.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/053new-segment.subx'>https://github.com/akkartik/mu/blob/master/subx/053new-segment.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Create a new segment (pool of memory for allocating chunks from) in the form</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># of an *allocation descriptor* that can be passed to the memory allocator</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># (defined in a later layer).</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># Currently an allocation descriptor consists of just the bounds of the pool of</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># available memory:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># curr : address</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># end : address</span> -<span id="L10" class="LineNr">10 </span><span class="subxComment">#</span> -<span id="L11" class="LineNr">11 </span><span class="subxComment"># This isn't enough information to reclaim individual allocations. We can't</span> -<span id="L12" class="LineNr">12 </span><span class="subxComment"># support arbitrary reclamation yet.</span> -<span id="L13" class="LineNr">13 </span> -<span id="L14" class="LineNr">14 </span>== code -<span id="L15" class="LineNr">15 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L16" class="LineNr">16 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L17" class="LineNr">17 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L18" class="LineNr">18 </span> -<span id="L19" class="LineNr">19 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># manual test</span> -<span id="L20" class="LineNr">20 </span> <span class="subxComment"># var ad/ECX : (address allocation-descriptor) = {0, 0}</span> -<span id="L21" class="LineNr">21 </span> 68/push 0/imm32/limit -<span id="L22" class="LineNr">22 </span> 68/push 0/imm32/curr -<span id="L23" class="LineNr">23 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L24" class="LineNr">24 </span> <span class="subxComment"># new-segment(0x1000, ad)</span> -<span id="L25" class="LineNr">25 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L26" class="LineNr">26 </span> 51/push-ECX -<span id="L27" class="LineNr">27 </span> 68/push 0x1000/imm32 -<span id="L28" class="LineNr">28 </span> <span class="subxS2Comment"># . . call</span> -<span id="L29" class="LineNr">29 </span> e8/call <a href='053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L30" class="LineNr">30 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L31" class="LineNr">31 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L32" class="LineNr">32 </span> <span class="subxComment"># EAX = ad->curr</span> -<span id="L33" class="LineNr">33 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L34" class="LineNr">34 </span> <span class="subxComment"># write to *EAX to check that we have access to the newly-allocated segment</span> -<span id="L35" class="LineNr">35 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x34/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L36" class="LineNr">36 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L37" class="LineNr">37 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L38" class="LineNr">38 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L39" class="LineNr">39 </span> cd/syscall 0x80/imm8 -<span id="L40" class="LineNr">40 </span> -<span id="L41" class="LineNr">41 </span><span class="subxFunction">new-segment</span>: <span class="subxComment"># len : int, ad : (address allocation-descriptor)</span> -<span id="L42" class="LineNr">42 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L43" class="LineNr">43 </span> 55/push-EBP -<span id="L44" class="LineNr">44 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L45" class="LineNr">45 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L46" class="LineNr">46 </span> 50/push-EAX -<span id="L47" class="LineNr">47 </span> 53/push-EBX -<span id="L48" class="LineNr">48 </span> <span class="subxComment"># copy len to _mmap-new-segment->len</span> -<span id="L49" class="LineNr">49 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L50" class="LineNr">50 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <a href='053new-segment.subx.html#L75'>_mmap-new-segment</a>:len/disp32 <span class="subxComment"># copy EAX to *_mmap-new-segment:len</span> -<span id="L51" class="LineNr">51 </span> <span class="subxComment"># mmap(_mmap-new-segment)</span> -<span id="L52" class="LineNr">52 </span> bb/copy-to-EBX <a href='053new-segment.subx.html#L75'>_mmap-new-segment</a>/imm32 -<span id="L53" class="LineNr">53 </span> b8/copy-to-EAX 0x5a/imm32/mmap -<span id="L54" class="LineNr">54 </span> cd/syscall 0x80/imm8 -<span id="L55" class="LineNr">55 </span> <span class="subxComment"># copy {EAX, EAX+len} to *ad</span> -<span id="L56" class="LineNr">56 </span> <span class="subxS1Comment"># . EBX = ad</span> -<span id="L57" class="LineNr">57 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EBX</span> -<span id="L58" class="LineNr">58 </span> <span class="subxS1Comment"># . *EBX = EAX</span> -<span id="L59" class="LineNr">59 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EBX</span> -<span id="L60" class="LineNr">60 </span> <span class="subxS1Comment"># . *(EBX+4) = EAX+len</span> -<span id="L61" class="LineNr">61 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+8) to EAX</span> -<span id="L62" class="LineNr">62 </span> 89/copy 1/mod/*+disp8 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EBX+4)</span> -<span id="L63" class="LineNr">63 </span><span class="Constant">$new-segment:end</span>: -<span id="L64" class="LineNr">64 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L65" class="LineNr">65 </span> 5b/pop-to-EBX -<span id="L66" class="LineNr">66 </span> 58/pop-to-EAX -<span id="L67" class="LineNr">67 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L68" class="LineNr">68 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L69" class="LineNr">69 </span> 5d/pop-to-EBP -<span id="L70" class="LineNr">70 </span> c3/return -<span id="L71" class="LineNr">71 </span> -<span id="L72" class="LineNr">72 </span>== data -<span id="L73" class="LineNr">73 </span> -<span id="L74" class="LineNr">74 </span><span class="subxComment"># various constants used here were found in the Linux sources (search for file mman-common.h)</span> -<span id="L75" class="LineNr">75 </span><span class="subxMinorFunction">_mmap-new-segment</span>: <span class="subxComment"># type mmap_arg_struct</span> -<span id="L76" class="LineNr">76 </span> <span class="subxComment"># addr</span> -<span id="L77" class="LineNr">77 </span> 0/imm32 -<span id="L78" class="LineNr">78 </span><span class="subxMinorFunction">_mmap-new-segment:len</span>: -<span id="L79" class="LineNr">79 </span> <span class="subxComment"># len</span> -<span id="L80" class="LineNr">80 </span> 0/imm32 -<span id="L81" class="LineNr">81 </span> <span class="subxComment"># protection flags</span> -<span id="L82" class="LineNr">82 </span> 3/imm32 <span class="subxComment"># PROT_READ | PROT_WRITE</span> -<span id="L83" class="LineNr">83 </span> <span class="subxComment"># sharing flags</span> -<span id="L84" class="LineNr">84 </span> 0x22/imm32 <span class="subxComment"># MAP_PRIVATE | MAP_ANONYMOUS</span> -<span id="L85" class="LineNr">85 </span> <span class="subxComment"># fd</span> -<span id="L86" class="LineNr">86 </span> -1/imm32 <span class="subxComment"># since MAP_ANONYMOUS is specified</span> -<span id="L87" class="LineNr">87 </span> <span class="subxComment"># offset</span> -<span id="L88" class="LineNr">88 </span> 0/imm32 <span class="subxComment"># since MAP_ANONYMOUS is specified</span> -<span id="L89" class="LineNr">89 </span> -<span id="L90" class="LineNr">90 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/054string-equal.subx.html b/html/subx/054string-equal.subx.html deleted file mode 100644 index 2d315db5..00000000 --- a/html/subx/054string-equal.subx.html +++ /dev/null @@ -1,296 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/054string-equal.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/054string-equal.subx'>https://github.com/akkartik/mu/blob/master/subx/054string-equal.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Comparing 'regular' length-prefixed strings.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run all tests</span> -<span id="L9" class="LineNr"> 9 </span><span class="CommentedCode">#? e8/call test-compare-equal-strings/disp32</span> -<span id="L10" class="LineNr"> 10 </span> e8/call run-tests/disp32 <span class="subxComment"># 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'.</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># syscall(exit, Num-test-failures)</span> -<span id="L12" class="LineNr"> 12 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L13" class="LineNr"> 13 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L14" class="LineNr"> 14 </span> cd/syscall 0x80/imm8 -<span id="L15" class="LineNr"> 15 </span> -<span id="L16" class="LineNr"> 16 </span><span class="subxFunction">string-equal?</span>: <span class="subxComment"># s : (address string), benchmark : (address string) -> EAX : boolean</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># pseudocode:</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># if (s->length != benchmark->length) return false</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># currs = s->data</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxComment"># currb = benchmark->data</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># maxs = s->data + s->length</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># while currs < maxs</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># c1 = *currs</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># c2 = *currb</span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># ++currs, ++currb</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># return true</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment">#</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># registers:</span> -<span id="L30" class="LineNr"> 30 </span> <span class="subxComment"># currs: ESI</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># maxs: ECX</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># currb: EDI</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># c1: EAX</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># c2: EBX</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment">#</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L37" class="LineNr"> 37 </span> 55/push-EBP -<span id="L38" class="LineNr"> 38 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L40" class="LineNr"> 40 </span> 51/push-ECX -<span id="L41" class="LineNr"> 41 </span> 52/push-EDX -<span id="L42" class="LineNr"> 42 </span> 56/push-ESI -<span id="L43" class="LineNr"> 43 </span> 57/push-EDI -<span id="L44" class="LineNr"> 44 </span> <span class="subxComment"># ESI = s</span> -<span id="L45" class="LineNr"> 45 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># EDI = benchmark</span> -<span id="L47" class="LineNr"> 47 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># ECX = s->length</span> -<span id="L49" class="LineNr"> 49 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L50" class="LineNr"> 50 </span><span class="Constant">$string-equal?:lengths</span>: -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># if (ECX != benchmark->length) return false</span> -<span id="L52" class="LineNr"> 52 </span> 39/compare 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *EDI and ECX</span> -<span id="L53" class="LineNr"> 53 </span> 75/jump-if-not-equal $string-equal?:false/disp8 -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># currs/ESI = s->data</span> -<span id="L55" class="LineNr"> 55 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESI</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxComment"># maxs/ECX = s->data + s->length</span> -<span id="L57" class="LineNr"> 57 </span> 01/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ESI to ECX</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxComment"># currb/EDI = benchmark->data</span> -<span id="L59" class="LineNr"> 59 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDI</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># c1/EAX = c2/EDX = 0</span> -<span id="L61" class="LineNr"> 61 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L62" class="LineNr"> 62 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L63" class="LineNr"> 63 </span><span class="Constant">$string-equal?:loop</span>: -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># if (currs >= maxs) return true</span> -<span id="L65" class="LineNr"> 65 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with ECX</span> -<span id="L66" class="LineNr"> 66 </span> 73/jump-if-greater-or-equal-unsigned $string-equal?:true/disp8 -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># c1 = *currs</span> -<span id="L68" class="LineNr"> 68 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># c2 = *currb</span> -<span id="L70" class="LineNr"> 70 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/DL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to DL</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L72" class="LineNr"> 72 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EDX</span> -<span id="L73" class="LineNr"> 73 </span> 75/jump-if-not-equal $string-equal?:false/disp8 -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># ++currs</span> -<span id="L75" class="LineNr"> 75 </span> 46/increment-ESI -<span id="L76" class="LineNr"> 76 </span> <span class="subxComment"># ++currb</span> -<span id="L77" class="LineNr"> 77 </span> 47/increment-EDI -<span id="L78" class="LineNr"> 78 </span> eb/jump $string-equal?:loop/disp8 -<span id="L79" class="LineNr"> 79 </span><span class="Constant">$string-equal?:true</span>: -<span id="L80" class="LineNr"> 80 </span> b8/copy-to-EAX 1/imm32 -<span id="L81" class="LineNr"> 81 </span> eb/jump $string-equal?:end/disp8 -<span id="L82" class="LineNr"> 82 </span><span class="Constant">$string-equal?:false</span>: -<span id="L83" class="LineNr"> 83 </span> b8/copy-to-EAX 0/imm32 -<span id="L84" class="LineNr"> 84 </span><span class="Constant">$string-equal?:end</span>: -<span id="L85" class="LineNr"> 85 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L86" class="LineNr"> 86 </span> 5f/pop-to-EDI -<span id="L87" class="LineNr"> 87 </span> 5e/pop-to-ESI -<span id="L88" class="LineNr"> 88 </span> 5a/pop-to-EDX -<span id="L89" class="LineNr"> 89 </span> 59/pop-to-ECX -<span id="L90" class="LineNr"> 90 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L91" class="LineNr"> 91 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L92" class="LineNr"> 92 </span> 5d/pop-to-EBP -<span id="L93" class="LineNr"> 93 </span> c3/return -<span id="L94" class="LineNr"> 94 </span> -<span id="L95" class="LineNr"> 95 </span><span class="subxH1Comment"># - tests</span> -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="subxTest">test-compare-empty-with-empty-string</span>: -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># EAX = string-equal?("", "")</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L100" class="LineNr">100 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L101" class="LineNr">101 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L102" class="LineNr">102 </span> <span class="subxS2Comment"># . . call</span> -<span id="L103" class="LineNr">103 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L104" class="LineNr">104 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L105" class="LineNr">105 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L106" class="LineNr">106 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L107" class="LineNr">107 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L108" class="LineNr">108 </span> 68/push <span class="Constant">"F - test-compare-empty-with-empty-string"</span>/imm32 -<span id="L109" class="LineNr">109 </span> 68/push 1/imm32/true -<span id="L110" class="LineNr">110 </span> 50/push-EAX -<span id="L111" class="LineNr">111 </span> <span class="subxS2Comment"># . . call</span> -<span id="L112" class="LineNr">112 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L113" class="LineNr">113 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L114" class="LineNr">114 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L115" class="LineNr">115 </span> c3/return -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="subxTest">test-compare-empty-with-non-empty-string</span>: <span class="subxComment"># also checks length-mismatch code path</span> -<span id="L118" class="LineNr">118 </span> <span class="subxComment"># EAX = string-equal?("", "Abc")</span> -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L120" class="LineNr">120 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L121" class="LineNr">121 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . call</span> -<span id="L123" class="LineNr">123 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L125" class="LineNr">125 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L126" class="LineNr">126 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L128" class="LineNr">128 </span> 68/push <span class="Constant">"F - test-compare-empty-with-non-empty-string"</span>/imm32 -<span id="L129" class="LineNr">129 </span> 68/push 0/imm32/false -<span id="L130" class="LineNr">130 </span> 50/push-EAX -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . call</span> -<span id="L132" class="LineNr">132 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L134" class="LineNr">134 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L135" class="LineNr">135 </span> c3/return -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="subxTest">test-compare-equal-strings</span>: -<span id="L138" class="LineNr">138 </span> <span class="subxComment"># EAX = string-equal?("Abc", "Abc")</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L140" class="LineNr">140 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L141" class="LineNr">141 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L143" class="LineNr">143 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L145" class="LineNr">145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L146" class="LineNr">146 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 68/push <span class="Constant">"F - test-compare-equal-strings"</span>/imm32 -<span id="L149" class="LineNr">149 </span> 68/push 1/imm32/true -<span id="L150" class="LineNr">150 </span> 50/push-EAX -<span id="L151" class="LineNr">151 </span> <span class="subxS2Comment"># . . call</span> -<span id="L152" class="LineNr">152 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L153" class="LineNr">153 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L154" class="LineNr">154 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L155" class="LineNr">155 </span> c3/return -<span id="L156" class="LineNr">156 </span> -<span id="L157" class="LineNr">157 </span><span class="subxTest">test-compare-inequal-strings-equal-lengths</span>: -<span id="L158" class="LineNr">158 </span> <span class="subxComment"># EAX = string-equal?("Abc", "Adc")</span> -<span id="L159" class="LineNr">159 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L160" class="LineNr">160 </span> 68/push <span class="Constant">"Adc"</span>/imm32 -<span id="L161" class="LineNr">161 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L162" class="LineNr">162 </span> <span class="subxS2Comment"># . . call</span> -<span id="L163" class="LineNr">163 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L164" class="LineNr">164 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L165" class="LineNr">165 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L166" class="LineNr">166 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L168" class="LineNr">168 </span> 68/push <span class="Constant">"F - test-compare-inequal-strings-equal-lengths"</span>/imm32 -<span id="L169" class="LineNr">169 </span> 68/push 0/imm32/false -<span id="L170" class="LineNr">170 </span> 50/push-EAX -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . call</span> -<span id="L172" class="LineNr">172 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L174" class="LineNr">174 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L175" class="LineNr">175 </span> c3/return -<span id="L176" class="LineNr">176 </span> -<span id="L177" class="LineNr">177 </span><span class="subxComment"># helper for later tests</span> -<span id="L178" class="LineNr">178 </span><span class="subxFunction">check-string-equal</span>: <span class="subxComment"># s : (address string), expected : (address string), msg : (address string)</span> -<span id="L179" class="LineNr">179 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L180" class="LineNr">180 </span> 55/push-EBP -<span id="L181" class="LineNr">181 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L182" class="LineNr">182 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L183" class="LineNr">183 </span> 50/push-EAX -<span id="L184" class="LineNr">184 </span> <span class="subxComment"># EAX = string-equal?(s, expected)</span> -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L186" class="LineNr">186 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L187" class="LineNr">187 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . call</span> -<span id="L189" class="LineNr">189 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L190" class="LineNr">190 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L191" class="LineNr">191 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L192" class="LineNr">192 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L194" class="LineNr">194 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L195" class="LineNr">195 </span> 68/push 1/imm32 -<span id="L196" class="LineNr">196 </span> 50/push-EAX -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L198" class="LineNr">198 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L199" class="LineNr">199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L200" class="LineNr">200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L201" class="LineNr">201 </span><span class="Constant">$check-string-equal:end</span>: -<span id="L202" class="LineNr">202 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L203" class="LineNr">203 </span> 58/pop-to-EAX -<span id="L204" class="LineNr">204 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L205" class="LineNr">205 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L206" class="LineNr">206 </span> 5d/pop-to-EBP -<span id="L207" class="LineNr">207 </span> c3/return -<span id="L208" class="LineNr">208 </span> -<span id="L209" class="LineNr">209 </span><span class="subxComment"># test the helper</span> -<span id="L210" class="LineNr">210 </span><span class="subxTest">test-check-string-equal</span>: -<span id="L211" class="LineNr">211 </span> <span class="subxComment"># check-string-equal?("Abc", "Abc")</span> -<span id="L212" class="LineNr">212 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L213" class="LineNr">213 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L214" class="LineNr">214 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . call</span> -<span id="L216" class="LineNr">216 </span> e8/call <a href='054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L217" class="LineNr">217 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L218" class="LineNr">218 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L219" class="LineNr">219 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L220" class="LineNr">220 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L221" class="LineNr">221 </span> 68/push <span class="Constant">"F - test-check-string-equal"</span>/imm32 -<span id="L222" class="LineNr">222 </span> 68/push 0/imm32/false -<span id="L223" class="LineNr">223 </span> 50/push-EAX -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . call</span> -<span id="L225" class="LineNr">225 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L226" class="LineNr">226 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L227" class="LineNr">227 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L228" class="LineNr">228 </span> c3/return -<span id="L229" class="LineNr">229 </span> -<span id="L230" class="LineNr">230 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/055stream.subx.html b/html/subx/055stream.subx.html deleted file mode 100644 index 0ab5f47f..00000000 --- a/html/subx/055stream.subx.html +++ /dev/null @@ -1,135 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/055stream.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/055stream.subx'>https://github.com/akkartik/mu/blob/master/subx/055stream.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># streams: data structure for operating on arrays in a stateful manner</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># A stream looks like this:</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># write : int # index at which writes go</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># read : int # index that we've read until</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># data : (array byte) # prefixed by length as usual</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># some primitives for operating on streams:</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># - clear-stream (clears everything but the data length)</span> -<span id="L10" class="LineNr">10 </span><span class="subxComment"># - rewind-stream (resets read pointer)</span> -<span id="L11" class="LineNr">11 </span> -<span id="L12" class="LineNr">12 </span>== code -<span id="L13" class="LineNr">13 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L14" class="LineNr">14 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L15" class="LineNr">15 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L16" class="LineNr">16 </span> -<span id="L17" class="LineNr">17 </span><span class="subxFunction">clear-stream</span>: <span class="subxComment"># f : (address stream) -> <void></span> -<span id="L18" class="LineNr">18 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L19" class="LineNr">19 </span> 55/push-EBP -<span id="L20" class="LineNr">20 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L21" class="LineNr">21 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L22" class="LineNr">22 </span> 50/push-EAX -<span id="L23" class="LineNr">23 </span> 51/push-ECX -<span id="L24" class="LineNr">24 </span> <span class="subxComment"># EAX = f</span> -<span id="L25" class="LineNr">25 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L26" class="LineNr">26 </span> <span class="subxComment"># ECX = f->length</span> -<span id="L27" class="LineNr">27 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+8) to ECX</span> -<span id="L28" class="LineNr">28 </span> <span class="subxComment"># ECX = &f->data[f->length]</span> -<span id="L29" class="LineNr">29 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+12 to ECX</span> -<span id="L30" class="LineNr">30 </span> <span class="subxComment"># f->write = 0</span> -<span id="L31" class="LineNr">31 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L32" class="LineNr">32 </span> <span class="subxComment"># f->read = 0</span> -<span id="L33" class="LineNr">33 </span> c7 0/subop/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(EAX+4)</span> -<span id="L34" class="LineNr">34 </span> <span class="subxComment"># EAX = f->data</span> -<span id="L35" class="LineNr">35 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to EAX</span> -<span id="L36" class="LineNr">36 </span> <span class="subxComment"># while (true)</span> -<span id="L37" class="LineNr">37 </span><span class="Constant">$clear-stream:loop</span>: -<span id="L38" class="LineNr">38 </span> <span class="subxComment"># if (EAX >= ECX) break</span> -<span id="L39" class="LineNr">39 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L40" class="LineNr">40 </span> 73/jump-if-greater-or-equal-unsigned $clear-stream:end/disp8 -<span id="L41" class="LineNr">41 </span> <span class="subxComment"># *EAX = 0</span> -<span id="L42" class="LineNr">42 </span> c6 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm8 <span class="subxComment"># copy byte to *EAX</span> -<span id="L43" class="LineNr">43 </span> <span class="subxComment"># ++EAX</span> -<span id="L44" class="LineNr">44 </span> 40/increment-EAX -<span id="L45" class="LineNr">45 </span> eb/jump $clear-stream:loop/disp8 -<span id="L46" class="LineNr">46 </span><span class="Constant">$clear-stream:end</span>: -<span id="L47" class="LineNr">47 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L48" class="LineNr">48 </span> 59/pop-to-ECX -<span id="L49" class="LineNr">49 </span> 58/pop-to-EAX -<span id="L50" class="LineNr">50 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L51" class="LineNr">51 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L52" class="LineNr">52 </span> 5d/pop-to-EBP -<span id="L53" class="LineNr">53 </span> c3/return -<span id="L54" class="LineNr">54 </span> -<span id="L55" class="LineNr">55 </span><span class="subxFunction">rewind-stream</span>: <span class="subxComment"># f : (address stream) -> <void></span> -<span id="L56" class="LineNr">56 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L57" class="LineNr">57 </span> 55/push-EBP -<span id="L58" class="LineNr">58 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L59" class="LineNr">59 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L60" class="LineNr">60 </span> 50/push-EAX -<span id="L61" class="LineNr">61 </span> <span class="subxComment"># EAX = f</span> -<span id="L62" class="LineNr">62 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L63" class="LineNr">63 </span> <span class="subxComment"># f->read = 0</span> -<span id="L64" class="LineNr">64 </span> c7 0/subop/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(EAX+4)</span> -<span id="L65" class="LineNr">65 </span><span class="Constant">$rewind-stream:end</span>: -<span id="L66" class="LineNr">66 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L67" class="LineNr">67 </span> 58/pop-to-EAX -<span id="L68" class="LineNr">68 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L69" class="LineNr">69 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L70" class="LineNr">70 </span> 5d/pop-to-EBP -<span id="L71" class="LineNr">71 </span> c3/return -<span id="L72" class="LineNr">72 </span> -<span id="L73" class="LineNr">73 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/056trace.subx.html b/html/subx/056trace.subx.html deleted file mode 100644 index 61ead557..00000000 --- a/html/subx/056trace.subx.html +++ /dev/null @@ -1,1076 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/056trace.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxTest { color: #5f8700; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/056trace.subx'>https://github.com/akkartik/mu/blob/master/subx/056trace.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># primitives for emitting traces to a 'trace' stream, and for tests to make assertions on its contents</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># A trace stream looks like a regular stream:</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># write : int # index at which writes go</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># read : int # index that we've read until</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># data : (array byte) # prefixed by length as usual</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># Usually the trace stream will be in a separate segment set aside for the purpose.</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment">#</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># primitives for operating on traces (arguments in quotes):</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># - initialize-trace-stream: populates Trace-stream with a new segment of the given 'size'</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># - trace: adds a 'line' to Trace-stream</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># - check-trace-contains: scans from Trace-stream's start for a matching 'line', prints a 'message' to stderr on failure</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># - check-trace-scans-to: scans from Trace-stream's read pointer for a matching 'line', prints a 'message' to stderr on failure</span> -<span id="L14" class="LineNr"> 14 </span> -<span id="L15" class="LineNr"> 15 </span>== data -<span id="L16" class="LineNr"> 16 </span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># We'll save the address of the trace segment here.</span> -<span id="L18" class="LineNr"> 18 </span><span class="SpecialChar">Trace-stream</span>: -<span id="L19" class="LineNr"> 19 </span> 0/imm32 -<span id="L20" class="LineNr"> 20 </span> -<span id="L21" class="LineNr"> 21 </span><span class="SpecialChar">Trace-segment</span>: -<span id="L22" class="LineNr"> 22 </span> 0/imm32/curr -<span id="L23" class="LineNr"> 23 </span> 0/imm32/limit -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># Fake trace-stream for tests.</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># Also illustrates the layout of the real trace-stream (segment).</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxMinorFunction">_test-trace-stream</span>: -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment"># current write index</span> -<span id="L29" class="LineNr"> 29 </span> 0/imm32 -<span id="L30" class="LineNr"> 30 </span> <span class="subxComment"># current read index</span> -<span id="L31" class="LineNr"> 31 </span> 0/imm32 -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># length</span> -<span id="L33" class="LineNr"> 33 </span> 8/imm32 -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># data</span> -<span id="L35" class="LineNr"> 35 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L36" class="LineNr"> 36 </span> -<span id="L37" class="LineNr"> 37 </span>== code -<span id="L38" class="LineNr"> 38 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L39" class="LineNr"> 39 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L40" class="LineNr"> 40 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L41" class="LineNr"> 41 </span> -<span id="L42" class="LineNr"> 42 </span><span class="subxComment"># Allocate a new segment for the trace stream, initialize its length, and save its address to Trace-stream.</span> -<span id="L43" class="LineNr"> 43 </span><span class="subxComment"># The Trace-stream segment will consist of variable-length lines separated by newlines (0x0a)</span> -<span id="L44" class="LineNr"> 44 </span><span class="subxFunction">initialize-trace-stream</span>: <span class="subxComment"># n : int -> <void></span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L46" class="LineNr"> 46 </span> 55/push-EBP -<span id="L47" class="LineNr"> 47 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L49" class="LineNr"> 49 </span> 50/push-EAX -<span id="L50" class="LineNr"> 50 </span> 51/push-ECX -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># ECX = n</span> -<span id="L52" class="LineNr"> 52 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxComment"># Trace-segment = new-segment(n)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L55" class="LineNr"> 55 </span> 68/push <span class="SpecialChar"><a href='056trace.subx.html#L21'>Trace-segment</a></span>/imm32 -<span id="L56" class="LineNr"> 56 </span> 51/push-ECX -<span id="L57" class="LineNr"> 57 </span> <span class="subxS2Comment"># . . call</span> -<span id="L58" class="LineNr"> 58 </span> e8/call <a href='053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L59" class="LineNr"> 59 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L60" class="LineNr"> 60 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># copy Trace-segment->curr to *Trace-stream</span> -<span id="L62" class="LineNr"> 62 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L21'>Trace-segment</a></span>/disp32 <span class="subxComment"># copy *Trace-segment to EAX</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># watch point to catch Trace-stream leaks</span> -<span id="L64" class="LineNr"> 64 </span><span class="CommentedCode">#? $watch-1:</span> -<span id="L65" class="LineNr"> 65 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># Trace-stream->length = n - 12</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxS1Comment"># . ECX -= 12</span> -<span id="L68" class="LineNr"> 68 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># subtract from ECX</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxS1Comment"># . Trace-stream->length = ECX</span> -<span id="L70" class="LineNr"> 70 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(EAX+8)</span> -<span id="L71" class="LineNr"> 71 </span><span class="Constant">$initialize-trace-stream:end</span>: -<span id="L72" class="LineNr"> 72 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L73" class="LineNr"> 73 </span> 59/pop-to-ECX -<span id="L74" class="LineNr"> 74 </span> 58/pop-to-EAX -<span id="L75" class="LineNr"> 75 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L76" class="LineNr"> 76 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L77" class="LineNr"> 77 </span> 5d/pop-to-EBP -<span id="L78" class="LineNr"> 78 </span> c3/return -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="subxComment"># Append a string to the given trace stream.</span> -<span id="L81" class="LineNr"> 81 </span><span class="subxComment"># Silently give up if it's already full. Or truncate the string if there isn't enough room.</span> -<span id="L82" class="LineNr"> 82 </span><span class="subxFunction">trace</span>: <span class="subxComment"># line : (address string)</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L84" class="LineNr"> 84 </span> 55/push-EBP -<span id="L85" class="LineNr"> 85 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L87" class="LineNr"> 87 </span> 50/push-EAX -<span id="L88" class="LineNr"> 88 </span> 51/push-ECX -<span id="L89" class="LineNr"> 89 </span> 52/push-EDX -<span id="L90" class="LineNr"> 90 </span> 53/push-EBX -<span id="L91" class="LineNr"> 91 </span> 56/push-ESI -<span id="L92" class="LineNr"> 92 </span> 57/push-EDI -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># EDI = *Trace-stream</span> -<span id="L94" class="LineNr"> 94 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EDI</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># ESI = line</span> -<span id="L96" class="LineNr"> 96 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># ECX = t->write</span> -<span id="L98" class="LineNr"> 98 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxComment"># EDX = t->length</span> -<span id="L100" class="LineNr"> 100 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EDX</span> -<span id="L101" class="LineNr"> 101 </span> <span class="subxComment"># EAX = _append-3(&t->data[t->write], &t->data[t->length], line)</span> -<span id="L102" class="LineNr"> 102 </span> <span class="subxS2Comment"># . . push line</span> -<span id="L103" class="LineNr"> 103 </span> 56/push-ESI -<span id="L104" class="LineNr"> 104 </span> <span class="subxS2Comment"># . . push &t->data[t->length]</span> -<span id="L105" class="LineNr"> 105 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EDX+12 to EBX</span> -<span id="L106" class="LineNr"> 106 </span> 53/push-EBX -<span id="L107" class="LineNr"> 107 </span> <span class="subxS2Comment"># . . push &t->data[t->write]</span> -<span id="L108" class="LineNr"> 108 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+ECX+12 to EBX</span> -<span id="L109" class="LineNr"> 109 </span> 53/push-EBX -<span id="L110" class="LineNr"> 110 </span> <span class="subxS2Comment"># . . call</span> -<span id="L111" class="LineNr"> 111 </span> e8/call <a href='056trace.subx.html#L881'>_append-3</a>/disp32 -<span id="L112" class="LineNr"> 112 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L113" class="LineNr"> 113 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L114" class="LineNr"> 114 </span> <span class="subxComment"># if (EAX == 0) return</span> -<span id="L115" class="LineNr"> 115 </span> 3d/compare-EAX-and 0/imm32 -<span id="L116" class="LineNr"> 116 </span> 74/jump-if-equal $trace:end/disp8 -<span id="L117" class="LineNr"> 117 </span> <span class="subxComment"># t->write += EAX</span> -<span id="L118" class="LineNr"> 118 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *EDI</span> -<span id="L119" class="LineNr"> 119 </span> <span class="subxComment"># refresh ECX = t->write</span> -<span id="L120" class="LineNr"> 120 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L121" class="LineNr"> 121 </span> <span class="subxComment"># EAX = _append-3(&t->data[t->write], &t->data[t->length], line)</span> -<span id="L122" class="LineNr"> 122 </span> <span class="subxS2Comment"># . . push line</span> -<span id="L123" class="LineNr"> 123 </span> 68/push <span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L124" class="LineNr"> 124 </span> <span class="subxS2Comment"># . . push &t->data[t->length]</span> -<span id="L125" class="LineNr"> 125 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EDX+12 to EBX</span> -<span id="L126" class="LineNr"> 126 </span> 53/push-EBX -<span id="L127" class="LineNr"> 127 </span> <span class="subxS2Comment"># . . push &t->data[t->write]</span> -<span id="L128" class="LineNr"> 128 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+ECX+12 to EBX</span> -<span id="L129" class="LineNr"> 129 </span> 53/push-EBX -<span id="L130" class="LineNr"> 130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L131" class="LineNr"> 131 </span> e8/call <a href='056trace.subx.html#L881'>_append-3</a>/disp32 -<span id="L132" class="LineNr"> 132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L133" class="LineNr"> 133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L134" class="LineNr"> 134 </span> <span class="subxComment"># t->write += EAX</span> -<span id="L135" class="LineNr"> 135 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *EDI</span> -<span id="L136" class="LineNr"> 136 </span><span class="Constant">$trace:end</span>: -<span id="L137" class="LineNr"> 137 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L138" class="LineNr"> 138 </span> 5f/pop-to-EDI -<span id="L139" class="LineNr"> 139 </span> 5e/pop-to-ESI -<span id="L140" class="LineNr"> 140 </span> 5b/pop-to-EBX -<span id="L141" class="LineNr"> 141 </span> 5a/pop-to-EDX -<span id="L142" class="LineNr"> 142 </span> 59/pop-to-ECX -<span id="L143" class="LineNr"> 143 </span> 58/pop-to-EAX -<span id="L144" class="LineNr"> 144 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L145" class="LineNr"> 145 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L146" class="LineNr"> 146 </span> 5d/pop-to-EBP -<span id="L147" class="LineNr"> 147 </span> c3/return -<span id="L148" class="LineNr"> 148 </span> -<span id="L149" class="LineNr"> 149 </span><span class="subxTest">test-trace-single</span>: -<span id="L150" class="LineNr"> 150 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L151" class="LineNr"> 151 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L152" class="LineNr"> 152 </span> <span class="subxComment"># *Trace-stream = _test-trace-stream</span> -<span id="L153" class="LineNr"> 153 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L154" class="LineNr"> 154 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L155" class="LineNr"> 155 </span> <span class="subxComment"># clear-trace-stream()</span> -<span id="L156" class="LineNr"> 156 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L157" class="LineNr"> 157 </span> <span class="subxComment"># trace("Ab")</span> -<span id="L158" class="LineNr"> 158 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L159" class="LineNr"> 159 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L160" class="LineNr"> 160 </span> <span class="subxS2Comment"># . . call</span> -<span id="L161" class="LineNr"> 161 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L162" class="LineNr"> 162 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L163" class="LineNr"> 163 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L164" class="LineNr"> 164 </span> <span class="subxComment"># check-ints-equal(*_test-trace-stream->data, 41/A 62/b 0a/newline 00, msg)</span> -<span id="L165" class="LineNr"> 165 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L166" class="LineNr"> 166 </span> 68/push <span class="Constant">"F - test-trace-single"</span>/imm32 -<span id="L167" class="LineNr"> 167 </span> 68/push 0x0a6241/imm32/Ab-newline -<span id="L168" class="LineNr"> 168 </span> <span class="subxS2Comment"># . . push *_test-trace-stream->data</span> -<span id="L169" class="LineNr"> 169 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L170" class="LineNr"> 170 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L171" class="LineNr"> 171 </span> <span class="subxS2Comment"># . . call</span> -<span id="L172" class="LineNr"> 172 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L173" class="LineNr"> 173 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L174" class="LineNr"> 174 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L175" class="LineNr"> 175 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L176" class="LineNr"> 176 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L177" class="LineNr"> 177 </span> <span class="subxComment"># end</span> -<span id="L178" class="LineNr"> 178 </span> c3/return -<span id="L179" class="LineNr"> 179 </span> -<span id="L180" class="LineNr"> 180 </span><span class="subxTest">test-trace-appends</span>: -<span id="L181" class="LineNr"> 181 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L182" class="LineNr"> 182 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L183" class="LineNr"> 183 </span> <span class="subxComment"># *Trace-stream = _test-trace-stream</span> -<span id="L184" class="LineNr"> 184 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L185" class="LineNr"> 185 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L186" class="LineNr"> 186 </span> <span class="subxComment"># clear-trace-stream()</span> -<span id="L187" class="LineNr"> 187 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L188" class="LineNr"> 188 </span> <span class="subxComment"># trace("C")</span> -<span id="L189" class="LineNr"> 189 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L190" class="LineNr"> 190 </span> 68/push <span class="Constant">"C"</span>/imm32 -<span id="L191" class="LineNr"> 191 </span> <span class="subxS2Comment"># . . call</span> -<span id="L192" class="LineNr"> 192 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L193" class="LineNr"> 193 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L194" class="LineNr"> 194 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L195" class="LineNr"> 195 </span> <span class="subxComment"># trace("D")</span> -<span id="L196" class="LineNr"> 196 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L197" class="LineNr"> 197 </span> 68/push <span class="Constant">"D"</span>/imm32 -<span id="L198" class="LineNr"> 198 </span> <span class="subxS2Comment"># . . call</span> -<span id="L199" class="LineNr"> 199 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L200" class="LineNr"> 200 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L201" class="LineNr"> 201 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L202" class="LineNr"> 202 </span> <span class="subxComment"># check-ints-equal(*_test-trace-stream->data, 43/C 0a/newline 44/D 0a/newline, msg)</span> -<span id="L203" class="LineNr"> 203 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L204" class="LineNr"> 204 </span> 68/push <span class="Constant">"F - test-trace-appends"</span>/imm32 -<span id="L205" class="LineNr"> 205 </span> 68/push 0x0a440a43/imm32/C-newline-D-newline -<span id="L206" class="LineNr"> 206 </span> <span class="subxS2Comment"># . . push *_test-trace-stream->data</span> -<span id="L207" class="LineNr"> 207 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L208" class="LineNr"> 208 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L209" class="LineNr"> 209 </span> <span class="subxS2Comment"># . . call</span> -<span id="L210" class="LineNr"> 210 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L211" class="LineNr"> 211 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L212" class="LineNr"> 212 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L213" class="LineNr"> 213 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L214" class="LineNr"> 214 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L215" class="LineNr"> 215 </span> <span class="subxComment"># end</span> -<span id="L216" class="LineNr"> 216 </span> c3/return -<span id="L217" class="LineNr"> 217 </span> -<span id="L218" class="LineNr"> 218 </span><span class="subxTest">test-trace-empty-line</span>: -<span id="L219" class="LineNr"> 219 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L220" class="LineNr"> 220 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L221" class="LineNr"> 221 </span> <span class="subxComment"># *Trace-stream = _test-trace-stream</span> -<span id="L222" class="LineNr"> 222 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L223" class="LineNr"> 223 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L224" class="LineNr"> 224 </span> <span class="subxComment"># clear-trace-stream()</span> -<span id="L225" class="LineNr"> 225 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L226" class="LineNr"> 226 </span> <span class="subxComment"># trace("")</span> -<span id="L227" class="LineNr"> 227 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L228" class="LineNr"> 228 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L229" class="LineNr"> 229 </span> <span class="subxS2Comment"># . . call</span> -<span id="L230" class="LineNr"> 230 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L231" class="LineNr"> 231 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L232" class="LineNr"> 232 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L233" class="LineNr"> 233 </span> <span class="subxComment"># check-ints-equal(*_test-trace-stream->data, 0, msg)</span> -<span id="L234" class="LineNr"> 234 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L235" class="LineNr"> 235 </span> 68/push <span class="Constant">"F - test-trace-empty-line"</span>/imm32 -<span id="L236" class="LineNr"> 236 </span> 68/push 0/imm32 -<span id="L237" class="LineNr"> 237 </span> <span class="subxS2Comment"># . . push *_test-trace-stream->data</span> -<span id="L238" class="LineNr"> 238 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L239" class="LineNr"> 239 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L240" class="LineNr"> 240 </span> <span class="subxS2Comment"># . . call</span> -<span id="L241" class="LineNr"> 241 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L242" class="LineNr"> 242 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L243" class="LineNr"> 243 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L244" class="LineNr"> 244 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L245" class="LineNr"> 245 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L246" class="LineNr"> 246 </span> <span class="subxComment"># end</span> -<span id="L247" class="LineNr"> 247 </span> c3/return -<span id="L248" class="LineNr"> 248 </span> -<span id="L249" class="LineNr"> 249 </span><span class="subxFunction">check-trace-contains</span>: <span class="subxComment"># line : (address string), msg : (address string)</span> -<span id="L250" class="LineNr"> 250 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L251" class="LineNr"> 251 </span> 55/push-EBP -<span id="L252" class="LineNr"> 252 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L253" class="LineNr"> 253 </span> <span class="subxComment"># rewind-stream(*Trace-stream)</span> -<span id="L254" class="LineNr"> 254 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L255" class="LineNr"> 255 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L256" class="LineNr"> 256 </span> <span class="subxS2Comment"># . . call</span> -<span id="L257" class="LineNr"> 257 </span> e8/call <a href='055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L258" class="LineNr"> 258 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L259" class="LineNr"> 259 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L260" class="LineNr"> 260 </span> <span class="subxComment"># check-trace-scans-to(line, msg)</span> -<span id="L261" class="LineNr"> 261 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L262" class="LineNr"> 262 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L263" class="LineNr"> 263 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L264" class="LineNr"> 264 </span> <span class="subxS2Comment"># . . call</span> -<span id="L265" class="LineNr"> 265 </span> e8/call <a href='056trace.subx.html#L274'>check-trace-scans-to</a>/disp32 -<span id="L266" class="LineNr"> 266 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L267" class="LineNr"> 267 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L268" class="LineNr"> 268 </span><span class="Constant">$check-trace-contains:end</span>: -<span id="L269" class="LineNr"> 269 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L270" class="LineNr"> 270 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L271" class="LineNr"> 271 </span> 5d/pop-to-EBP -<span id="L272" class="LineNr"> 272 </span> c3/return -<span id="L273" class="LineNr"> 273 </span> -<span id="L274" class="LineNr"> 274 </span><span class="subxFunction">check-trace-scans-to</span>: <span class="subxComment"># line : (address string), msg : (address string)</span> -<span id="L275" class="LineNr"> 275 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L276" class="LineNr"> 276 </span> 55/push-EBP -<span id="L277" class="LineNr"> 277 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L278" class="LineNr"> 278 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L279" class="LineNr"> 279 </span> 50/push-EAX -<span id="L280" class="LineNr"> 280 </span> <span class="subxComment"># EAX = trace-scan(line)</span> -<span id="L281" class="LineNr"> 281 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L282" class="LineNr"> 282 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L283" class="LineNr"> 283 </span> <span class="subxS2Comment"># . . call</span> -<span id="L284" class="LineNr"> 284 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L285" class="LineNr"> 285 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L286" class="LineNr"> 286 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L287" class="LineNr"> 287 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L288" class="LineNr"> 288 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L289" class="LineNr"> 289 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L290" class="LineNr"> 290 </span> 68/push 1/imm32 -<span id="L291" class="LineNr"> 291 </span> 50/push-EAX -<span id="L292" class="LineNr"> 292 </span> <span class="subxS2Comment"># . . call</span> -<span id="L293" class="LineNr"> 293 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L294" class="LineNr"> 294 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L295" class="LineNr"> 295 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L296" class="LineNr"> 296 </span><span class="Constant">$check-trace-scans-to:end</span>: -<span id="L297" class="LineNr"> 297 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L298" class="LineNr"> 298 </span> 58/pop-to-EAX -<span id="L299" class="LineNr"> 299 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L300" class="LineNr"> 300 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L301" class="LineNr"> 301 </span> 5d/pop-to-EBP -<span id="L302" class="LineNr"> 302 </span> c3/return -<span id="L303" class="LineNr"> 303 </span> -<span id="L304" class="LineNr"> 304 </span><span class="subxComment"># Start scanning from Trace-stream->read for 'line'. If found, update Trace-stream->read and return true.</span> -<span id="L305" class="LineNr"> 305 </span><span class="subxFunction">trace-scan</span>: <span class="subxComment"># line : (address string) -> result/EAX : boolean</span> -<span id="L306" class="LineNr"> 306 </span> <span class="subxComment"># pseudocode:</span> -<span id="L307" class="LineNr"> 307 </span> <span class="subxComment"># push Trace-stream->read</span> -<span id="L308" class="LineNr"> 308 </span> <span class="subxComment"># while true:</span> -<span id="L309" class="LineNr"> 309 </span> <span class="subxComment"># if Trace-stream->read >= Trace-stream->write</span> -<span id="L310" class="LineNr"> 310 </span> <span class="subxComment"># break</span> -<span id="L311" class="LineNr"> 311 </span> <span class="subxComment"># if next-line-matches?(Trace-stream, line)</span> -<span id="L312" class="LineNr"> 312 </span> <span class="subxComment"># skip-next-line(Trace-stream)</span> -<span id="L313" class="LineNr"> 313 </span> <span class="subxComment"># dump saved copy of Trace-stream->read</span> -<span id="L314" class="LineNr"> 314 </span> <span class="subxComment"># return true</span> -<span id="L315" class="LineNr"> 315 </span> <span class="subxComment"># skip-next-line(Trace-stream)</span> -<span id="L316" class="LineNr"> 316 </span> <span class="subxComment"># pop saved copy of Trace-stream->read</span> -<span id="L317" class="LineNr"> 317 </span> <span class="subxComment"># return false</span> -<span id="L318" class="LineNr"> 318 </span> <span class="subxComment">#</span> -<span id="L319" class="LineNr"> 319 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L320" class="LineNr"> 320 </span> 55/push-EBP -<span id="L321" class="LineNr"> 321 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L322" class="LineNr"> 322 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L323" class="LineNr"> 323 </span> 51/push-ECX -<span id="L324" class="LineNr"> 324 </span> 56/push-ESI -<span id="L325" class="LineNr"> 325 </span> <span class="subxComment"># ESI = *Trace-stream</span> -<span id="L326" class="LineNr"> 326 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to ESI</span> -<span id="L327" class="LineNr"> 327 </span> <span class="subxComment"># ECX = Trace-stream->write</span> -<span id="L328" class="LineNr"> 328 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L329" class="LineNr"> 329 </span> <span class="subxComment"># push Trace-stream->read</span> -<span id="L330" class="LineNr"> 330 </span> ff 6/subop/push 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ESI+4)</span> -<span id="L331" class="LineNr"> 331 </span><span class="Constant">$trace-scan:loop</span>: -<span id="L332" class="LineNr"> 332 </span> <span class="subxComment"># if (Trace-stream->read >= Trace-stream->write) return false</span> -<span id="L333" class="LineNr"> 333 </span> 39/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+4)</span> -<span id="L334" class="LineNr"> 334 </span> 7d/jump-if-greater-or-equal $trace-scan:false/disp8 -<span id="L335" class="LineNr"> 335 </span> <span class="subxComment"># EAX = next-line-matches?(Trace-stream, line)</span> -<span id="L336" class="LineNr"> 336 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L337" class="LineNr"> 337 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L338" class="LineNr"> 338 </span> 56/push-ESI -<span id="L339" class="LineNr"> 339 </span> <span class="subxS2Comment"># . . call</span> -<span id="L340" class="LineNr"> 340 </span> e8/call <a href='056trace.subx.html#L557'>next-line-matches?</a>/disp32 -<span id="L341" class="LineNr"> 341 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L342" class="LineNr"> 342 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L343" class="LineNr"> 343 </span> <span class="subxComment"># if (EAX == 0) continue</span> -<span id="L344" class="LineNr"> 344 </span> 3d/compare-EAX-and 0/imm32 -<span id="L345" class="LineNr"> 345 </span> 74/jump-if-equal $trace-scan:continue/disp8 -<span id="L346" class="LineNr"> 346 </span><span class="Constant">$trace-scan:true</span>: -<span id="L347" class="LineNr"> 347 </span> <span class="subxComment"># skip-next-line(Trace-stream)</span> -<span id="L348" class="LineNr"> 348 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L349" class="LineNr"> 349 </span> 56/push-ESI -<span id="L350" class="LineNr"> 350 </span> <span class="subxS2Comment"># . . call</span> -<span id="L351" class="LineNr"> 351 </span> e8/call <a href='056trace.subx.html#L733'>skip-next-line</a>/disp32 -<span id="L352" class="LineNr"> 352 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L353" class="LineNr"> 353 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L354" class="LineNr"> 354 </span> <span class="subxComment"># dump saved copy of Trace-stream->read</span> -<span id="L355" class="LineNr"> 355 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L356" class="LineNr"> 356 </span> <span class="subxComment"># return true</span> -<span id="L357" class="LineNr"> 357 </span> b8/copy-to-EAX 1/imm32/true -<span id="L358" class="LineNr"> 358 </span> eb/jump $trace-scan:end/disp8 -<span id="L359" class="LineNr"> 359 </span><span class="Constant">$trace-scan:continue</span>: -<span id="L360" class="LineNr"> 360 </span> <span class="subxComment"># skip-next-line(Trace-stream)</span> -<span id="L361" class="LineNr"> 361 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L362" class="LineNr"> 362 </span> 56/push-ESI -<span id="L363" class="LineNr"> 363 </span> <span class="subxS2Comment"># . . call</span> -<span id="L364" class="LineNr"> 364 </span> e8/call <a href='056trace.subx.html#L733'>skip-next-line</a>/disp32 -<span id="L365" class="LineNr"> 365 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L366" class="LineNr"> 366 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L367" class="LineNr"> 367 </span> eb/jump $trace-scan:loop/disp8 -<span id="L368" class="LineNr"> 368 </span><span class="Constant">$trace-scan:false</span>: -<span id="L369" class="LineNr"> 369 </span> <span class="subxComment"># restore saved copy of Trace-stream->read</span> -<span id="L370" class="LineNr"> 370 </span> 8f 0/subop/pop 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># pop to *(ESI+4)</span> -<span id="L371" class="LineNr"> 371 </span> <span class="subxComment"># return false</span> -<span id="L372" class="LineNr"> 372 </span> b8/copy-to-EAX 0/imm32/false -<span id="L373" class="LineNr"> 373 </span><span class="Constant">$trace-scan:end</span>: -<span id="L374" class="LineNr"> 374 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L375" class="LineNr"> 375 </span> 59/pop-to-ECX -<span id="L376" class="LineNr"> 376 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L377" class="LineNr"> 377 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L378" class="LineNr"> 378 </span> 5d/pop-to-EBP -<span id="L379" class="LineNr"> 379 </span> c3/return -<span id="L380" class="LineNr"> 380 </span> -<span id="L381" class="LineNr"> 381 </span><span class="subxTest">test-trace-scan-first</span>: -<span id="L382" class="LineNr"> 382 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L383" class="LineNr"> 383 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L384" class="LineNr"> 384 </span> <span class="subxComment"># setup</span> -<span id="L385" class="LineNr"> 385 </span> <span class="subxS1Comment"># . *Trace-stream = _test-trace-stream</span> -<span id="L386" class="LineNr"> 386 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L387" class="LineNr"> 387 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L388" class="LineNr"> 388 </span> <span class="subxS1Comment"># . clear-trace-stream()</span> -<span id="L389" class="LineNr"> 389 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L390" class="LineNr"> 390 </span> <span class="subxS1Comment"># . trace("Ab")</span> -<span id="L391" class="LineNr"> 391 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L392" class="LineNr"> 392 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L393" class="LineNr"> 393 </span> <span class="subxS2Comment"># . . call</span> -<span id="L394" class="LineNr"> 394 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L395" class="LineNr"> 395 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L396" class="LineNr"> 396 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L397" class="LineNr"> 397 </span> <span class="subxComment"># EAX = trace-scan("Ab")</span> -<span id="L398" class="LineNr"> 398 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L399" class="LineNr"> 399 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L400" class="LineNr"> 400 </span> <span class="subxS2Comment"># . . call</span> -<span id="L401" class="LineNr"> 401 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L402" class="LineNr"> 402 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L403" class="LineNr"> 403 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L404" class="LineNr"> 404 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L405" class="LineNr"> 405 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L406" class="LineNr"> 406 </span> 68/push <span class="Constant">"F - test-trace-scan-first"</span>/imm32 -<span id="L407" class="LineNr"> 407 </span> 68/push 1/imm32 -<span id="L408" class="LineNr"> 408 </span> 50/push-EAX -<span id="L409" class="LineNr"> 409 </span> <span class="subxS2Comment"># . . call</span> -<span id="L410" class="LineNr"> 410 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L411" class="LineNr"> 411 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L412" class="LineNr"> 412 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L413" class="LineNr"> 413 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L414" class="LineNr"> 414 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L415" class="LineNr"> 415 </span> <span class="subxS1Comment"># . end</span> -<span id="L416" class="LineNr"> 416 </span> c3/return -<span id="L417" class="LineNr"> 417 </span> -<span id="L418" class="LineNr"> 418 </span><span class="subxTest">test-trace-scan-skips-lines-until-found</span>: -<span id="L419" class="LineNr"> 419 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L420" class="LineNr"> 420 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L421" class="LineNr"> 421 </span> <span class="subxComment"># setup</span> -<span id="L422" class="LineNr"> 422 </span> <span class="subxS1Comment"># . *Trace-stream = _test-trace-stream</span> -<span id="L423" class="LineNr"> 423 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L424" class="LineNr"> 424 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L425" class="LineNr"> 425 </span> <span class="subxS1Comment"># . clear-trace-stream()</span> -<span id="L426" class="LineNr"> 426 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L427" class="LineNr"> 427 </span> <span class="subxS1Comment"># . trace("Ab")</span> -<span id="L428" class="LineNr"> 428 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L429" class="LineNr"> 429 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L430" class="LineNr"> 430 </span> <span class="subxS2Comment"># . . call</span> -<span id="L431" class="LineNr"> 431 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L432" class="LineNr"> 432 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L433" class="LineNr"> 433 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L434" class="LineNr"> 434 </span> <span class="subxS1Comment"># . trace("cd")</span> -<span id="L435" class="LineNr"> 435 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L436" class="LineNr"> 436 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L437" class="LineNr"> 437 </span> <span class="subxS2Comment"># . . call</span> -<span id="L438" class="LineNr"> 438 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L439" class="LineNr"> 439 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L440" class="LineNr"> 440 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L441" class="LineNr"> 441 </span> <span class="subxComment"># EAX = trace-scan("cd")</span> -<span id="L442" class="LineNr"> 442 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L443" class="LineNr"> 443 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L444" class="LineNr"> 444 </span> <span class="subxS2Comment"># . . call</span> -<span id="L445" class="LineNr"> 445 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L446" class="LineNr"> 446 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L447" class="LineNr"> 447 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L448" class="LineNr"> 448 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L449" class="LineNr"> 449 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L450" class="LineNr"> 450 </span> 68/push <span class="Constant">"F - test-trace-scan-skips-lines-until-found"</span>/imm32 -<span id="L451" class="LineNr"> 451 </span> 68/push 1/imm32 -<span id="L452" class="LineNr"> 452 </span> 50/push-EAX -<span id="L453" class="LineNr"> 453 </span> <span class="subxS2Comment"># . . call</span> -<span id="L454" class="LineNr"> 454 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L455" class="LineNr"> 455 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L456" class="LineNr"> 456 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L457" class="LineNr"> 457 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L458" class="LineNr"> 458 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L459" class="LineNr"> 459 </span> <span class="subxS1Comment"># . end</span> -<span id="L460" class="LineNr"> 460 </span> c3/return -<span id="L461" class="LineNr"> 461 </span> -<span id="L462" class="LineNr"> 462 </span><span class="subxTest">test-trace-second-scan-starts-where-first-left-off</span>: -<span id="L463" class="LineNr"> 463 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L464" class="LineNr"> 464 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L465" class="LineNr"> 465 </span> <span class="subxComment"># setup</span> -<span id="L466" class="LineNr"> 466 </span> <span class="subxS1Comment"># . *Trace-stream = _test-trace-stream</span> -<span id="L467" class="LineNr"> 467 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L468" class="LineNr"> 468 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L469" class="LineNr"> 469 </span> <span class="subxS1Comment"># . clear-trace-stream()</span> -<span id="L470" class="LineNr"> 470 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L471" class="LineNr"> 471 </span> <span class="subxS1Comment"># . trace("Ab")</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L473" class="LineNr"> 473 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L474" class="LineNr"> 474 </span> <span class="subxS2Comment"># . . call</span> -<span id="L475" class="LineNr"> 475 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L476" class="LineNr"> 476 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L477" class="LineNr"> 477 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L478" class="LineNr"> 478 </span> <span class="subxS1Comment"># . EAX = trace-scan("Ab")</span> -<span id="L479" class="LineNr"> 479 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L480" class="LineNr"> 480 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L481" class="LineNr"> 481 </span> <span class="subxS2Comment"># . . call</span> -<span id="L482" class="LineNr"> 482 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L483" class="LineNr"> 483 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L484" class="LineNr"> 484 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L485" class="LineNr"> 485 </span> <span class="subxComment"># second scan fails</span> -<span id="L486" class="LineNr"> 486 </span> <span class="subxS1Comment"># . EAX = trace-scan("Ab")</span> -<span id="L487" class="LineNr"> 487 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L488" class="LineNr"> 488 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L489" class="LineNr"> 489 </span> <span class="subxS2Comment"># . . call</span> -<span id="L490" class="LineNr"> 490 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L491" class="LineNr"> 491 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L492" class="LineNr"> 492 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L493" class="LineNr"> 493 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L494" class="LineNr"> 494 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L495" class="LineNr"> 495 </span> 68/push <span class="Constant">"F - test-trace-second-scan-starts-where-first-left-off"</span>/imm32 -<span id="L496" class="LineNr"> 496 </span> 68/push 0/imm32 -<span id="L497" class="LineNr"> 497 </span> 50/push-EAX -<span id="L498" class="LineNr"> 498 </span> <span class="subxS2Comment"># . . call</span> -<span id="L499" class="LineNr"> 499 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L500" class="LineNr"> 500 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L501" class="LineNr"> 501 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L502" class="LineNr"> 502 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L503" class="LineNr"> 503 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L504" class="LineNr"> 504 </span> <span class="subxS1Comment"># . end</span> -<span id="L505" class="LineNr"> 505 </span> c3/return -<span id="L506" class="LineNr"> 506 </span> -<span id="L507" class="LineNr"> 507 </span><span class="subxTest">test-trace-scan-failure-leaves-read-index-untouched</span>: -<span id="L508" class="LineNr"> 508 </span> <span class="subxComment"># push *Trace-stream</span> -<span id="L509" class="LineNr"> 509 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L510" class="LineNr"> 510 </span> <span class="subxComment"># setup</span> -<span id="L511" class="LineNr"> 511 </span> <span class="subxS1Comment"># . *Trace-stream = _test-trace-stream</span> -<span id="L512" class="LineNr"> 512 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L513" class="LineNr"> 513 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy EAX to *Trace-stream</span> -<span id="L514" class="LineNr"> 514 </span> <span class="subxS1Comment"># . clear-trace-stream()</span> -<span id="L515" class="LineNr"> 515 </span> e8/call <a href='056trace.subx.html#L841'>clear-trace-stream</a>/disp32 -<span id="L516" class="LineNr"> 516 </span> <span class="subxS1Comment"># . trace("Ab")</span> -<span id="L517" class="LineNr"> 517 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L518" class="LineNr"> 518 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L519" class="LineNr"> 519 </span> <span class="subxS2Comment"># . . call</span> -<span id="L520" class="LineNr"> 520 </span> e8/call <a href='056trace.subx.html#L82'>trace</a>/disp32 -<span id="L521" class="LineNr"> 521 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L522" class="LineNr"> 522 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L523" class="LineNr"> 523 </span> <span class="subxS1Comment"># . check-ints-equal(_test-trace-stream->read, 0, msg)</span> -<span id="L524" class="LineNr"> 524 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L525" class="LineNr"> 525 </span> 68/push <span class="Constant">"F - <a href='056trace.subx.html#L462'>test-trace-second-scan-starts-where-first-left-off</a>/precondition-failure"</span>/imm32 -<span id="L526" class="LineNr"> 526 </span> 68/push 0/imm32 -<span id="L527" class="LineNr"> 527 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L528" class="LineNr"> 528 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L529" class="LineNr"> 529 </span> <span class="subxS2Comment"># . . call</span> -<span id="L530" class="LineNr"> 530 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L531" class="LineNr"> 531 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L532" class="LineNr"> 532 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L533" class="LineNr"> 533 </span> <span class="subxComment"># perform a failing scan</span> -<span id="L534" class="LineNr"> 534 </span> <span class="subxS1Comment"># . EAX = trace-scan("Ax")</span> -<span id="L535" class="LineNr"> 535 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L536" class="LineNr"> 536 </span> 68/push <span class="Constant">"Ax"</span>/imm32 -<span id="L537" class="LineNr"> 537 </span> <span class="subxS2Comment"># . . call</span> -<span id="L538" class="LineNr"> 538 </span> e8/call <a href='056trace.subx.html#L305'>trace-scan</a>/disp32 -<span id="L539" class="LineNr"> 539 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L540" class="LineNr"> 540 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L541" class="LineNr"> 541 </span> <span class="subxComment"># no change in read index</span> -<span id="L542" class="LineNr"> 542 </span> <span class="subxS1Comment"># . check-ints-equal(_test-trace-stream->read, 0, msg)</span> -<span id="L543" class="LineNr"> 543 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L544" class="LineNr"> 544 </span> 68/push <span class="Constant">"F - test-trace-second-scan-starts-where-first-left-off"</span>/imm32 -<span id="L545" class="LineNr"> 545 </span> 68/push 0/imm32 -<span id="L546" class="LineNr"> 546 </span> b8/copy-to-EAX <a href='056trace.subx.html#L27'>_test-trace-stream</a>/imm32 -<span id="L547" class="LineNr"> 547 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L548" class="LineNr"> 548 </span> <span class="subxS2Comment"># . . call</span> -<span id="L549" class="LineNr"> 549 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L550" class="LineNr"> 550 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L551" class="LineNr"> 551 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L552" class="LineNr"> 552 </span> <span class="subxComment"># pop into *Trace-stream</span> -<span id="L553" class="LineNr"> 553 </span> 8f 0/subop/pop 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># pop into *Trace-stream</span> -<span id="L554" class="LineNr"> 554 </span> <span class="subxS1Comment"># . end</span> -<span id="L555" class="LineNr"> 555 </span> c3/return -<span id="L556" class="LineNr"> 556 </span> -<span id="L557" class="LineNr"> 557 </span><span class="subxFunction">next-line-matches?</span>: <span class="subxComment"># t : (address stream), line : (address string) -> result/EAX : boolean</span> -<span id="L558" class="LineNr"> 558 </span> <span class="subxComment"># pseudocode:</span> -<span id="L559" class="LineNr"> 559 </span> <span class="subxComment"># while true:</span> -<span id="L560" class="LineNr"> 560 </span> <span class="subxComment"># if (currl >= maxl) break</span> -<span id="L561" class="LineNr"> 561 </span> <span class="subxComment"># if (currt >= maxt) return false</span> -<span id="L562" class="LineNr"> 562 </span> <span class="subxComment"># if (*currt != *currl) return false</span> -<span id="L563" class="LineNr"> 563 </span> <span class="subxComment"># ++currt</span> -<span id="L564" class="LineNr"> 564 </span> <span class="subxComment"># ++currl</span> -<span id="L565" class="LineNr"> 565 </span> <span class="subxComment"># return *currt == '\n'</span> -<span id="L566" class="LineNr"> 566 </span> <span class="subxComment">#</span> -<span id="L567" class="LineNr"> 567 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L568" class="LineNr"> 568 </span> 55/push-EBP -<span id="L569" class="LineNr"> 569 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L570" class="LineNr"> 570 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L571" class="LineNr"> 571 </span> 51/push-ECX -<span id="L572" class="LineNr"> 572 </span> 52/push-EDX -<span id="L573" class="LineNr"> 573 </span> 53/push-EBX -<span id="L574" class="LineNr"> 574 </span> 56/push-ESI -<span id="L575" class="LineNr"> 575 </span> 57/push-EDI -<span id="L576" class="LineNr"> 576 </span> <span class="subxComment"># EDX = line</span> -<span id="L577" class="LineNr"> 577 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L578" class="LineNr"> 578 </span> <span class="subxComment"># currl/ESI = line->data</span> -<span id="L579" class="LineNr"> 579 </span> <span class="subxS1Comment"># . ESI = line/EDX->data</span> -<span id="L580" class="LineNr"> 580 </span> 8d/copy-address 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDX+4 to ESI</span> -<span id="L581" class="LineNr"> 581 </span> <span class="subxComment"># maxl/ECX = line->data + line->size</span> -<span id="L582" class="LineNr"> 582 </span> <span class="subxS1Comment"># . EAX = line/EDX->size</span> -<span id="L583" class="LineNr"> 583 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EAX</span> -<span id="L584" class="LineNr"> 584 </span> <span class="subxS1Comment"># . maxl/ECX = line->data/ESI + line->size/EAX</span> -<span id="L585" class="LineNr"> 585 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX+EAX to ECX</span> -<span id="L586" class="LineNr"> 586 </span> <span class="subxComment"># EDI = t</span> -<span id="L587" class="LineNr"> 587 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L588" class="LineNr"> 588 </span> <span class="subxComment"># EBX = t->data</span> -<span id="L589" class="LineNr"> 589 </span> 8d/copy-address 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+12 to EBX</span> -<span id="L590" class="LineNr"> 590 </span> <span class="subxComment"># maxt/EDX = t->data + t->write</span> -<span id="L591" class="LineNr"> 591 </span> <span class="subxS1Comment"># . EAX = t->write</span> -<span id="L592" class="LineNr"> 592 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EAX</span> -<span id="L593" class="LineNr"> 593 </span> <span class="subxS1Comment"># . maxt/EDX = t->data/EBX + t->write/EAX</span> -<span id="L594" class="LineNr"> 594 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 3/base/EBX 0/index/EAX <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX+EAX to EDX</span> -<span id="L595" class="LineNr"> 595 </span> <span class="subxComment"># currt/EDI = t->data + t->read</span> -<span id="L596" class="LineNr"> 596 </span> <span class="subxS1Comment"># . EAX = t/EDI->read</span> -<span id="L597" class="LineNr"> 597 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to EAX</span> -<span id="L598" class="LineNr"> 598 </span> <span class="subxS1Comment"># . currt/EDI = t->data/EBX + t->read/EAX</span> -<span id="L599" class="LineNr"> 599 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 3/base/EBX 0/index/EAX <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX+EAX to EDI</span> -<span id="L600" class="LineNr"> 600 </span><span class="Constant">$next-line-matches?:loop</span>: -<span id="L601" class="LineNr"> 601 </span> <span class="subxComment"># if (currl/ESI >= maxl/ECX) break</span> -<span id="L602" class="LineNr"> 602 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI and ECX</span> -<span id="L603" class="LineNr"> 603 </span> 73/jump-if-greater-or-equal-unsigned $next-line-matches?:break/disp8 -<span id="L604" class="LineNr"> 604 </span> <span class="subxComment"># if (currt/EDI >= maxt/EDX) return false</span> -<span id="L605" class="LineNr"> 605 </span> <span class="subxS1Comment"># . EAX = false</span> -<span id="L606" class="LineNr"> 606 </span> b8/copy-to-EAX 0/imm32/false -<span id="L607" class="LineNr"> 607 </span> 39/compare 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDI and EDX</span> -<span id="L608" class="LineNr"> 608 </span> 73/jump-if-greater-or-equal-unsigned $next-line-matches?:end/disp8 -<span id="L609" class="LineNr"> 609 </span> <span class="subxComment"># if (*currt/EDI != *currl/ESI) return false</span> -<span id="L610" class="LineNr"> 610 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L611" class="LineNr"> 611 </span> 31/xor 3/mod/direct 3/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L612" class="LineNr"> 612 </span> <span class="subxS1Comment"># . EAX = (char) *currt/EDI</span> -<span id="L613" class="LineNr"> 613 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EAX</span> -<span id="L614" class="LineNr"> 614 </span> <span class="subxS1Comment"># . EBX = (char) *currl/ESI</span> -<span id="L615" class="LineNr"> 615 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EBX</span> -<span id="L616" class="LineNr"> 616 </span> <span class="subxS1Comment"># . EAX >= EBX</span> -<span id="L617" class="LineNr"> 617 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L618" class="LineNr"> 618 </span> <span class="subxS1Comment"># . EAX = false</span> -<span id="L619" class="LineNr"> 619 </span> b8/copy-to-EAX 0/imm32/false -<span id="L620" class="LineNr"> 620 </span> 75/jump-if-not-equal $next-line-matches?:end/disp8 -<span id="L621" class="LineNr"> 621 </span> <span class="subxComment"># ++currt/EDI</span> -<span id="L622" class="LineNr"> 622 </span> 47/increment-EDI -<span id="L623" class="LineNr"> 623 </span> <span class="subxComment"># ++currl/ESI</span> -<span id="L624" class="LineNr"> 624 </span> 46/increment-ESI -<span id="L625" class="LineNr"> 625 </span> eb/jump $next-line-matches?:loop/disp8 -<span id="L626" class="LineNr"> 626 </span><span class="Constant">$next-line-matches?:break</span>: -<span id="L627" class="LineNr"> 627 </span> <span class="subxComment"># return *currt == '\n'</span> -<span id="L628" class="LineNr"> 628 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L629" class="LineNr"> 629 </span> <span class="subxS1Comment"># . EAX = (char) *currt</span> -<span id="L630" class="LineNr"> 630 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EAX</span> -<span id="L631" class="LineNr"> 631 </span> 3d/compare-EAX-and 0xa/imm32/newline -<span id="L632" class="LineNr"> 632 </span> <span class="subxS1Comment"># . EAX = false</span> -<span id="L633" class="LineNr"> 633 </span> b8/copy-to-EAX 1/imm32/true -<span id="L634" class="LineNr"> 634 </span> 74/jump-if-equal $next-line-matches?:end/disp8 -<span id="L635" class="LineNr"> 635 </span> b8/copy-to-EAX 0/imm32/true -<span id="L636" class="LineNr"> 636 </span><span class="Constant">$next-line-matches?:end</span>: -<span id="L637" class="LineNr"> 637 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L638" class="LineNr"> 638 </span> 5f/pop-to-EDI -<span id="L639" class="LineNr"> 639 </span> 5e/pop-to-ESI -<span id="L640" class="LineNr"> 640 </span> 5b/pop-to-EBX -<span id="L641" class="LineNr"> 641 </span> 5a/pop-to-EDX -<span id="L642" class="LineNr"> 642 </span> 59/pop-to-ECX -<span id="L643" class="LineNr"> 643 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L644" class="LineNr"> 644 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L645" class="LineNr"> 645 </span> 5d/pop-to-EBP -<span id="L646" class="LineNr"> 646 </span> c3/return -<span id="L647" class="LineNr"> 647 </span> -<span id="L648" class="LineNr"> 648 </span><span class="subxTest">test-next-line-matches?-no-match-1</span>: -<span id="L649" class="LineNr"> 649 </span> <span class="subxComment"># next line of "ABABA" does not match "blah blah"</span> -<span id="L650" class="LineNr"> 650 </span> <span class="subxS1Comment"># . EAX = next-line-matches?(_test-stream-line-ABABA, "blah blah")</span> -<span id="L651" class="LineNr"> 651 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L652" class="LineNr"> 652 </span> 68/push <span class="Constant">"blah blah"</span>/imm32 -<span id="L653" class="LineNr"> 653 </span> 68/push <a href='056trace.subx.html#L979'>_test-stream-line-ABABA</a>/imm32 -<span id="L654" class="LineNr"> 654 </span> <span class="subxS2Comment"># . . call</span> -<span id="L655" class="LineNr"> 655 </span> e8/call <a href='056trace.subx.html#L557'>next-line-matches?</a>/disp32 -<span id="L656" class="LineNr"> 656 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L657" class="LineNr"> 657 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L658" class="LineNr"> 658 </span> <span class="subxS1Comment"># . check-ints-equal(EAX, 0, msg)</span> -<span id="L659" class="LineNr"> 659 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L660" class="LineNr"> 660 </span> 68/push <span class="Constant">"F - test-next-line-matches?-no-match-1"</span>/imm32 -<span id="L661" class="LineNr"> 661 </span> 68/push 0/imm32 -<span id="L662" class="LineNr"> 662 </span> 50/push-EAX -<span id="L663" class="LineNr"> 663 </span> <span class="subxS2Comment"># . . call</span> -<span id="L664" class="LineNr"> 664 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L665" class="LineNr"> 665 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L666" class="LineNr"> 666 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L667" class="LineNr"> 667 </span> c3/return -<span id="L668" class="LineNr"> 668 </span> -<span id="L669" class="LineNr"> 669 </span><span class="subxTest">test-next-line-matches?-no-match-2</span>: -<span id="L670" class="LineNr"> 670 </span> <span class="subxComment"># next line of "ABABA" does not match ""</span> -<span id="L671" class="LineNr"> 671 </span> <span class="subxS1Comment"># . EAX = next-line-matches?(_test-stream-line-ABABA, "")</span> -<span id="L672" class="LineNr"> 672 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L673" class="LineNr"> 673 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L674" class="LineNr"> 674 </span> 68/push <a href='056trace.subx.html#L979'>_test-stream-line-ABABA</a>/imm32 -<span id="L675" class="LineNr"> 675 </span> <span class="subxS2Comment"># . . call</span> -<span id="L676" class="LineNr"> 676 </span> e8/call <a href='056trace.subx.html#L557'>next-line-matches?</a>/disp32 -<span id="L677" class="LineNr"> 677 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L678" class="LineNr"> 678 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxS1Comment"># . check-ints-equal(EAX, 0, msg)</span> -<span id="L680" class="LineNr"> 680 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L681" class="LineNr"> 681 </span> 68/push <span class="Constant">"F - test-next-line-matches?-no-match-2"</span>/imm32 -<span id="L682" class="LineNr"> 682 </span> 68/push 0/imm32 -<span id="L683" class="LineNr"> 683 </span> 50/push-EAX -<span id="L684" class="LineNr"> 684 </span> <span class="subxS2Comment"># . . call</span> -<span id="L685" class="LineNr"> 685 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L686" class="LineNr"> 686 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L687" class="LineNr"> 687 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L688" class="LineNr"> 688 </span> c3/return -<span id="L689" class="LineNr"> 689 </span> -<span id="L690" class="LineNr"> 690 </span><span class="subxTest">test-next-line-matches?-no-match-3</span>: -<span id="L691" class="LineNr"> 691 </span> <span class="subxComment"># next line of "ABABA" does not match "AA"</span> -<span id="L692" class="LineNr"> 692 </span> <span class="subxS1Comment"># . EAX = next-line-matches?(_test-stream-line-ABABA, "AA")</span> -<span id="L693" class="LineNr"> 693 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L694" class="LineNr"> 694 </span> 68/push <span class="Constant">"AA"</span>/imm32 -<span id="L695" class="LineNr"> 695 </span> 68/push <a href='056trace.subx.html#L979'>_test-stream-line-ABABA</a>/imm32 -<span id="L696" class="LineNr"> 696 </span> <span class="subxS2Comment"># . . call</span> -<span id="L697" class="LineNr"> 697 </span> e8/call <a href='056trace.subx.html#L557'>next-line-matches?</a>/disp32 -<span id="L698" class="LineNr"> 698 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L699" class="LineNr"> 699 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L700" class="LineNr"> 700 </span> <span class="subxS1Comment"># . check-ints-equal(EAX, 0, msg)</span> -<span id="L701" class="LineNr"> 701 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L702" class="LineNr"> 702 </span> 68/push <span class="Constant">"F - test-next-line-matches?-no-match-3"</span>/imm32 -<span id="L703" class="LineNr"> 703 </span> 68/push 0/imm32 -<span id="L704" class="LineNr"> 704 </span> 50/push-EAX -<span id="L705" class="LineNr"> 705 </span> <span class="subxS2Comment"># . . call</span> -<span id="L706" class="LineNr"> 706 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L707" class="LineNr"> 707 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L708" class="LineNr"> 708 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L709" class="LineNr"> 709 </span> c3/return -<span id="L710" class="LineNr"> 710 </span> -<span id="L711" class="LineNr"> 711 </span><span class="subxTest">test-next-line-matches?-match</span>: -<span id="L712" class="LineNr"> 712 </span> <span class="subxComment"># next line of "ABABA" matches "ABABA"</span> -<span id="L713" class="LineNr"> 713 </span> <span class="subxS1Comment"># . EAX = next-line-matches?(_test-stream-line-ABABA, "ABABA")</span> -<span id="L714" class="LineNr"> 714 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L715" class="LineNr"> 715 </span> 68/push <span class="Constant">"ABABA"</span>/imm32 -<span id="L716" class="LineNr"> 716 </span> 68/push <a href='056trace.subx.html#L979'>_test-stream-line-ABABA</a>/imm32 -<span id="L717" class="LineNr"> 717 </span> <span class="subxS2Comment"># . . call</span> -<span id="L718" class="LineNr"> 718 </span> e8/call <a href='056trace.subx.html#L557'>next-line-matches?</a>/disp32 -<span id="L719" class="LineNr"> 719 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L720" class="LineNr"> 720 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L721" class="LineNr"> 721 </span> <span class="subxS1Comment"># . check-ints-equal(EAX, 1, msg)</span> -<span id="L722" class="LineNr"> 722 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L723" class="LineNr"> 723 </span> 68/push <span class="Constant">"F - test-next-line-matches?-match"</span>/imm32 -<span id="L724" class="LineNr"> 724 </span> 68/push 1/imm32 -<span id="L725" class="LineNr"> 725 </span> 50/push-EAX -<span id="L726" class="LineNr"> 726 </span> <span class="subxS2Comment"># . . call</span> -<span id="L727" class="LineNr"> 727 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L728" class="LineNr"> 728 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L729" class="LineNr"> 729 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L730" class="LineNr"> 730 </span> c3/return -<span id="L731" class="LineNr"> 731 </span> -<span id="L732" class="LineNr"> 732 </span><span class="subxComment"># move t->read to _after_ next newline</span> -<span id="L733" class="LineNr"> 733 </span><span class="subxFunction">skip-next-line</span>: <span class="subxComment"># t : (address stream)</span> -<span id="L734" class="LineNr"> 734 </span> <span class="subxComment"># pseudocode:</span> -<span id="L735" class="LineNr"> 735 </span> <span class="subxComment"># max = t->data + t->write</span> -<span id="L736" class="LineNr"> 736 </span> <span class="subxComment"># i = t->read</span> -<span id="L737" class="LineNr"> 737 </span> <span class="subxComment"># curr = t->data + t->read</span> -<span id="L738" class="LineNr"> 738 </span> <span class="subxComment"># while true</span> -<span id="L739" class="LineNr"> 739 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L740" class="LineNr"> 740 </span> <span class="subxComment"># ++i</span> -<span id="L741" class="LineNr"> 741 </span> <span class="subxComment"># if (*curr == '\n') break</span> -<span id="L742" class="LineNr"> 742 </span> <span class="subxComment"># ++curr</span> -<span id="L743" class="LineNr"> 743 </span> <span class="subxComment"># t->read = i</span> -<span id="L744" class="LineNr"> 744 </span> <span class="subxComment">#</span> -<span id="L745" class="LineNr"> 745 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L746" class="LineNr"> 746 </span> 55/push-EBP -<span id="L747" class="LineNr"> 747 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L748" class="LineNr"> 748 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L749" class="LineNr"> 749 </span> 50/push-EAX -<span id="L750" class="LineNr"> 750 </span> 51/push-ECX -<span id="L751" class="LineNr"> 751 </span> 52/push-EDX -<span id="L752" class="LineNr"> 752 </span> 53/push-EBX -<span id="L753" class="LineNr"> 753 </span> <span class="subxComment"># ECX = t</span> -<span id="L754" class="LineNr"> 754 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L755" class="LineNr"> 755 </span> <span class="subxComment"># EDX = t/ECX->data</span> -<span id="L756" class="LineNr"> 756 </span> 8d/copy-address 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+12 to EDX</span> -<span id="L757" class="LineNr"> 757 </span> <span class="subxComment"># EAX = t/ECX->write</span> -<span id="L758" class="LineNr"> 758 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L759" class="LineNr"> 759 </span> <span class="subxComment"># max/EBX = t->data/EDX + t->write/EAX</span> -<span id="L760" class="LineNr"> 760 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 2/base/EDX 0/index/EAX <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX+EAX to EBX</span> -<span id="L761" class="LineNr"> 761 </span> <span class="subxComment"># EAX = t/ECX->read</span> -<span id="L762" class="LineNr"> 762 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L763" class="LineNr"> 763 </span> <span class="subxComment"># curr/ECX = t->data/EDX + t->read/EAX</span> -<span id="L764" class="LineNr"> 764 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 2/base/EDX 0/index/EAX <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX+EAX to ECX</span> -<span id="L765" class="LineNr"> 765 </span> <span class="subxComment"># i/EDX = EAX</span> -<span id="L766" class="LineNr"> 766 </span> 8b/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDX</span> -<span id="L767" class="LineNr"> 767 </span><span class="Constant">$skip-next-line:loop</span>: -<span id="L768" class="LineNr"> 768 </span> <span class="subxComment"># if (curr/ECX >= max/EBX) break</span> -<span id="L769" class="LineNr"> 769 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX and EBX</span> -<span id="L770" class="LineNr"> 770 </span> 73/jump-if-greater-or-equal-unsigned $skip-next-line:end/disp8 -<span id="L771" class="LineNr"> 771 </span> <span class="subxComment"># ++i/EDX</span> -<span id="L772" class="LineNr"> 772 </span> 42/increment-EDX -<span id="L773" class="LineNr"> 773 </span> <span class="subxComment"># if (*curr/ECX == '\n') break</span> -<span id="L774" class="LineNr"> 774 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L775" class="LineNr"> 775 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L776" class="LineNr"> 776 </span> 3d/compare-EAX-and 0a/imm32/newline -<span id="L777" class="LineNr"> 777 </span> 74/jump-if-equal $skip-next-line:end/disp8 -<span id="L778" class="LineNr"> 778 </span> <span class="subxComment"># ++curr/ECX</span> -<span id="L779" class="LineNr"> 779 </span> 41/increment-ECX -<span id="L780" class="LineNr"> 780 </span> <span class="subxComment"># loop</span> -<span id="L781" class="LineNr"> 781 </span> eb/jump $skip-next-line:loop/disp8 -<span id="L782" class="LineNr"> 782 </span><span class="Constant">$skip-next-line:end</span>: -<span id="L783" class="LineNr"> 783 </span> <span class="subxComment"># ECX = t</span> -<span id="L784" class="LineNr"> 784 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L785" class="LineNr"> 785 </span> <span class="subxComment"># t/ECX->read = i/EDX</span> -<span id="L786" class="LineNr"> 786 </span> 89/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *(ECX+4)</span> -<span id="L787" class="LineNr"> 787 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L788" class="LineNr"> 788 </span> 5b/pop-to-EBX -<span id="L789" class="LineNr"> 789 </span> 5a/pop-to-EDX -<span id="L790" class="LineNr"> 790 </span> 59/pop-to-ECX -<span id="L791" class="LineNr"> 791 </span> 58/pop-to-EAX -<span id="L792" class="LineNr"> 792 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L793" class="LineNr"> 793 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L794" class="LineNr"> 794 </span> 5d/pop-to-EBP -<span id="L795" class="LineNr"> 795 </span> c3/return -<span id="L796" class="LineNr"> 796 </span> -<span id="L797" class="LineNr"> 797 </span><span class="subxTest">test-skip-next-line-empty</span>: -<span id="L798" class="LineNr"> 798 </span> <span class="subxComment"># skipping next line in empty stream leaves read pointer at 0</span> -<span id="L799" class="LineNr"> 799 </span> <span class="subxS1Comment"># . skip-next-line(_test-stream-empty)</span> -<span id="L800" class="LineNr"> 800 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L801" class="LineNr"> 801 </span> 68/push <a href='056trace.subx.html#L989'>_test-stream-empty</a>/imm32 -<span id="L802" class="LineNr"> 802 </span> <span class="subxS2Comment"># . . call</span> -<span id="L803" class="LineNr"> 803 </span> e8/call <a href='056trace.subx.html#L733'>skip-next-line</a>/disp32 -<span id="L804" class="LineNr"> 804 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L805" class="LineNr"> 805 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L806" class="LineNr"> 806 </span> <span class="subxS1Comment"># . check-ints-equal(_test-stream-empty->read, 0, msg)</span> -<span id="L807" class="LineNr"> 807 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L808" class="LineNr"> 808 </span> 68/push <span class="Constant">"F - test-skip-next-line-empty"</span>/imm32 -<span id="L809" class="LineNr"> 809 </span> 68/push 0/imm32 -<span id="L810" class="LineNr"> 810 </span> b8/copy-to-EAX <a href='056trace.subx.html#L989'>_test-stream-empty</a>/imm32 -<span id="L811" class="LineNr"> 811 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to EAX</span> -<span id="L812" class="LineNr"> 812 </span> 50/push-EAX -<span id="L813" class="LineNr"> 813 </span> <span class="subxS2Comment"># . . call</span> -<span id="L814" class="LineNr"> 814 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L815" class="LineNr"> 815 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L816" class="LineNr"> 816 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L817" class="LineNr"> 817 </span> c3/return -<span id="L818" class="LineNr"> 818 </span> -<span id="L819" class="LineNr"> 819 </span><span class="subxTest">test-skip-next-line-filled</span>: -<span id="L820" class="LineNr"> 820 </span> <span class="subxComment"># skipping next line increments read pointer by length of line + 1 (for newline)</span> -<span id="L821" class="LineNr"> 821 </span> <span class="subxS1Comment"># . skip-next-line(_test-stream-filled)</span> -<span id="L822" class="LineNr"> 822 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L823" class="LineNr"> 823 </span> 68/push <a href='056trace.subx.html#L999'>_test-stream-filled</a>/imm32 -<span id="L824" class="LineNr"> 824 </span> <span class="subxS2Comment"># . . call</span> -<span id="L825" class="LineNr"> 825 </span> e8/call <a href='056trace.subx.html#L733'>skip-next-line</a>/disp32 -<span id="L826" class="LineNr"> 826 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L827" class="LineNr"> 827 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L828" class="LineNr"> 828 </span> <span class="subxS1Comment"># . check-ints-equal(_test-stream-filled->read, 5, msg)</span> -<span id="L829" class="LineNr"> 829 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L830" class="LineNr"> 830 </span> 68/push <span class="Constant">"F - test-skip-next-line-filled"</span>/imm32 -<span id="L831" class="LineNr"> 831 </span> 68/push 5/imm32 -<span id="L832" class="LineNr"> 832 </span> b8/copy-to-EAX <a href='056trace.subx.html#L999'>_test-stream-filled</a>/imm32 -<span id="L833" class="LineNr"> 833 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to EAX</span> -<span id="L834" class="LineNr"> 834 </span> 50/push-EAX -<span id="L835" class="LineNr"> 835 </span> <span class="subxS2Comment"># . . call</span> -<span id="L836" class="LineNr"> 836 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L837" class="LineNr"> 837 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L838" class="LineNr"> 838 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L839" class="LineNr"> 839 </span> c3/return -<span id="L840" class="LineNr"> 840 </span> -<span id="L841" class="LineNr"> 841 </span><span class="subxFunction">clear-trace-stream</span>: -<span id="L842" class="LineNr"> 842 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L843" class="LineNr"> 843 </span> 55/push-EBP -<span id="L844" class="LineNr"> 844 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L845" class="LineNr"> 845 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L846" class="LineNr"> 846 </span> 50/push-EAX -<span id="L847" class="LineNr"> 847 </span> 51/push-ECX -<span id="L848" class="LineNr"> 848 </span> <span class="subxComment"># EAX = *Trace-stream</span> -<span id="L849" class="LineNr"> 849 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L850" class="LineNr"> 850 </span> <span class="subxComment"># ECX = t->length</span> -<span id="L851" class="LineNr"> 851 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+8) to ECX</span> -<span id="L852" class="LineNr"> 852 </span> <span class="subxComment"># ECX = &t->data[t->length]</span> -<span id="L853" class="LineNr"> 853 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+12 to ECX</span> -<span id="L854" class="LineNr"> 854 </span> <span class="subxComment"># t->write = 0</span> -<span id="L855" class="LineNr"> 855 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L856" class="LineNr"> 856 </span> <span class="subxComment"># t->read = 0</span> -<span id="L857" class="LineNr"> 857 </span> c7 0/subop/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(EAX+4)</span> -<span id="L858" class="LineNr"> 858 </span> <span class="subxComment"># EAX = t->data</span> -<span id="L859" class="LineNr"> 859 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to EAX</span> -<span id="L860" class="LineNr"> 860 </span><span class="Constant">$clear-trace-stream:loop</span>: -<span id="L861" class="LineNr"> 861 </span> <span class="subxComment"># if (EAX >= ECX) break</span> -<span id="L862" class="LineNr"> 862 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L863" class="LineNr"> 863 </span> 73/jump-if-greater-or-equal-unsigned $clear-trace-stream:end/disp8 -<span id="L864" class="LineNr"> 864 </span> <span class="subxComment"># *EAX = 0</span> -<span id="L865" class="LineNr"> 865 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L866" class="LineNr"> 866 </span> <span class="subxComment"># EAX += 4</span> -<span id="L867" class="LineNr"> 867 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EAX</span> -<span id="L868" class="LineNr"> 868 </span> eb/jump $clear-trace-stream:loop/disp8 -<span id="L869" class="LineNr"> 869 </span><span class="Constant">$clear-trace-stream:end</span>: -<span id="L870" class="LineNr"> 870 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L871" class="LineNr"> 871 </span> 59/pop-to-ECX -<span id="L872" class="LineNr"> 872 </span> 58/pop-to-EAX -<span id="L873" class="LineNr"> 873 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L874" class="LineNr"> 874 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L875" class="LineNr"> 875 </span> 5d/pop-to-EBP -<span id="L876" class="LineNr"> 876 </span> c3/return -<span id="L877" class="LineNr"> 877 </span> -<span id="L878" class="LineNr"> 878 </span><span class="subxH1Comment"># - helpers</span> -<span id="L879" class="LineNr"> 879 </span> -<span id="L880" class="LineNr"> 880 </span><span class="subxComment"># 3-argument variant of _append</span> -<span id="L881" class="LineNr"> 881 </span><span class="subxMinorFunction">_append-3</span>: <span class="subxComment"># out : address, outend : address, s : (array byte) -> num_bytes_appended/EAX</span> -<span id="L882" class="LineNr"> 882 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L883" class="LineNr"> 883 </span> 55/push-EBP -<span id="L884" class="LineNr"> 884 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L885" class="LineNr"> 885 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L886" class="LineNr"> 886 </span> 51/push-ECX -<span id="L887" class="LineNr"> 887 </span> <span class="subxComment"># EAX = _append-4(out, outend, &s->data[0], &s->data[s->length])</span> -<span id="L888" class="LineNr"> 888 </span> <span class="subxS2Comment"># . . push &s->data[s->length]</span> -<span id="L889" class="LineNr"> 889 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L890" class="LineNr"> 890 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L891" class="LineNr"> 891 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L892" class="LineNr"> 892 </span> 51/push-ECX -<span id="L893" class="LineNr"> 893 </span> <span class="subxS2Comment"># . . push &s->data[0]</span> -<span id="L894" class="LineNr"> 894 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+4 to ECX</span> -<span id="L895" class="LineNr"> 895 </span> 51/push-ECX -<span id="L896" class="LineNr"> 896 </span> <span class="subxS2Comment"># . . push outend</span> -<span id="L897" class="LineNr"> 897 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L898" class="LineNr"> 898 </span> <span class="subxS2Comment"># . . push out</span> -<span id="L899" class="LineNr"> 899 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L900" class="LineNr"> 900 </span> <span class="subxS2Comment"># . . call</span> -<span id="L901" class="LineNr"> 901 </span> e8/call <a href='056trace.subx.html#L913'>_append-4</a>/disp32 -<span id="L902" class="LineNr"> 902 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L903" class="LineNr"> 903 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L904" class="LineNr"> 904 </span><span class="Constant">$_append-3:end</span>: -<span id="L905" class="LineNr"> 905 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L906" class="LineNr"> 906 </span> 59/pop-to-ECX -<span id="L907" class="LineNr"> 907 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L908" class="LineNr"> 908 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L909" class="LineNr"> 909 </span> 5d/pop-to-EBP -<span id="L910" class="LineNr"> 910 </span> c3/return -<span id="L911" class="LineNr"> 911 </span> -<span id="L912" class="LineNr"> 912 </span><span class="subxComment"># 4-argument variant of _append</span> -<span id="L913" class="LineNr"> 913 </span><span class="subxMinorFunction">_append-4</span>: <span class="subxComment"># out : address, outend : address, in : address, inend : address -> num_bytes_appended/EAX</span> -<span id="L914" class="LineNr"> 914 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L915" class="LineNr"> 915 </span> 55/push-EBP -<span id="L916" class="LineNr"> 916 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L917" class="LineNr"> 917 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L918" class="LineNr"> 918 </span> 51/push-ECX -<span id="L919" class="LineNr"> 919 </span> 52/push-EDX -<span id="L920" class="LineNr"> 920 </span> 53/push-EBX -<span id="L921" class="LineNr"> 921 </span> 56/push-ESI -<span id="L922" class="LineNr"> 922 </span> 57/push-EDI -<span id="L923" class="LineNr"> 923 </span> <span class="subxComment"># EAX/num_bytes_appended = 0</span> -<span id="L924" class="LineNr"> 924 </span> b8/copy-to-EAX 0/imm32 -<span id="L925" class="LineNr"> 925 </span> <span class="subxComment"># EDI = out</span> -<span id="L926" class="LineNr"> 926 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L927" class="LineNr"> 927 </span> <span class="subxComment"># EDX = outend</span> -<span id="L928" class="LineNr"> 928 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L929" class="LineNr"> 929 </span> <span class="subxComment"># ESI = in</span> -<span id="L930" class="LineNr"> 930 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to ESI</span> -<span id="L931" class="LineNr"> 931 </span> <span class="subxComment"># ECX = inend</span> -<span id="L932" class="LineNr"> 932 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+20) to ECX</span> -<span id="L933" class="LineNr"> 933 </span><span class="Constant">$_append-4:loop</span>: -<span id="L934" class="LineNr"> 934 </span> <span class="subxComment"># if (in >= inend) break</span> -<span id="L935" class="LineNr"> 935 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with ECX</span> -<span id="L936" class="LineNr"> 936 </span> 73/jump-if-greater-or-equal-unsigned $_append-4:end/disp8 -<span id="L937" class="LineNr"> 937 </span> <span class="subxComment"># if (out >= outend) abort # just to catch test failures fast</span> -<span id="L938" class="LineNr"> 938 </span> 39/compare 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDI with EDX</span> -<span id="L939" class="LineNr"> 939 </span> 73/jump-if-greater-or-equal-unsigned $_append-4:abort/disp8 -<span id="L940" class="LineNr"> 940 </span> <span class="subxComment"># *out = *in</span> -<span id="L941" class="LineNr"> 941 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to BL</span> -<span id="L942" class="LineNr"> 942 </span> 88/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at BL to *EDI</span> -<span id="L943" class="LineNr"> 943 </span> <span class="subxComment"># ++num_bytes_appended</span> -<span id="L944" class="LineNr"> 944 </span> 40/increment-EAX -<span id="L945" class="LineNr"> 945 </span> <span class="subxComment"># ++in</span> -<span id="L946" class="LineNr"> 946 </span> 46/increment-ESI -<span id="L947" class="LineNr"> 947 </span> <span class="subxComment"># ++out</span> -<span id="L948" class="LineNr"> 948 </span> 47/increment-EDI -<span id="L949" class="LineNr"> 949 </span> eb/jump $_append-4:loop/disp8 -<span id="L950" class="LineNr"> 950 </span><span class="Constant">$_append-4:end</span>: -<span id="L951" class="LineNr"> 951 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L952" class="LineNr"> 952 </span> 5f/pop-to-EDI -<span id="L953" class="LineNr"> 953 </span> 5e/pop-to-ESI -<span id="L954" class="LineNr"> 954 </span> 5b/pop-to-EBX -<span id="L955" class="LineNr"> 955 </span> 5a/pop-to-EDX -<span id="L956" class="LineNr"> 956 </span> 59/pop-to-ECX -<span id="L957" class="LineNr"> 957 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L958" class="LineNr"> 958 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L959" class="LineNr"> 959 </span> 5d/pop-to-EBP -<span id="L960" class="LineNr"> 960 </span> c3/return -<span id="L961" class="LineNr"> 961 </span> -<span id="L962" class="LineNr"> 962 </span><span class="Constant">$_append-4:abort</span>: -<span id="L963" class="LineNr"> 963 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L964" class="LineNr"> 964 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L965" class="LineNr"> 965 </span> 68/push <span class="Constant">"stream overflow\n"</span>/imm32 -<span id="L966" class="LineNr"> 966 </span> 68/push 2/imm32/stderr -<span id="L967" class="LineNr"> 967 </span> <span class="subxS2Comment"># . . call</span> -<span id="L968" class="LineNr"> 968 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L969" class="LineNr"> 969 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L970" class="LineNr"> 970 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L971" class="LineNr"> 971 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L972" class="LineNr"> 972 </span> bb/copy-to-EBX 1/imm32 -<span id="L973" class="LineNr"> 973 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L974" class="LineNr"> 974 </span> cd/syscall 0x80/imm8 -<span id="L975" class="LineNr"> 975 </span> <span class="subxComment"># never gets here</span> -<span id="L976" class="LineNr"> 976 </span> -<span id="L977" class="LineNr"> 977 </span>== data -<span id="L978" class="LineNr"> 978 </span> -<span id="L979" class="LineNr"> 979 </span><span class="subxMinorFunction">_test-stream-line-ABABA</span>: -<span id="L980" class="LineNr"> 980 </span> <span class="subxComment"># write</span> -<span id="L981" class="LineNr"> 981 </span> 8/imm32 -<span id="L982" class="LineNr"> 982 </span> <span class="subxComment"># read</span> -<span id="L983" class="LineNr"> 983 </span> 0/imm32 -<span id="L984" class="LineNr"> 984 </span> <span class="subxComment"># length</span> -<span id="L985" class="LineNr"> 985 </span> 8/imm32 -<span id="L986" class="LineNr"> 986 </span> <span class="subxComment"># data</span> -<span id="L987" class="LineNr"> 987 </span> 41 42 41 42 41 0a 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L988" class="LineNr"> 988 </span> -<span id="L989" class="LineNr"> 989 </span><span class="subxMinorFunction">_test-stream-empty</span>: -<span id="L990" class="LineNr"> 990 </span> <span class="subxComment"># write</span> -<span id="L991" class="LineNr"> 991 </span> 0/imm32 -<span id="L992" class="LineNr"> 992 </span> <span class="subxComment"># read</span> -<span id="L993" class="LineNr"> 993 </span> 0/imm32 -<span id="L994" class="LineNr"> 994 </span> <span class="subxComment"># length</span> -<span id="L995" class="LineNr"> 995 </span> 8/imm32 -<span id="L996" class="LineNr"> 996 </span> <span class="subxComment"># data</span> -<span id="L997" class="LineNr"> 997 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L998" class="LineNr"> 998 </span> -<span id="L999" class="LineNr"> 999 </span><span class="subxMinorFunction">_test-stream-filled</span>: -<span id="L1000" class="LineNr">1000 </span> <span class="subxComment"># write</span> -<span id="L1001" class="LineNr">1001 </span> 8/imm32 -<span id="L1002" class="LineNr">1002 </span> <span class="subxComment"># read</span> -<span id="L1003" class="LineNr">1003 </span> 0/imm32 -<span id="L1004" class="LineNr">1004 </span> <span class="subxComment"># length</span> -<span id="L1005" class="LineNr">1005 </span> 8/imm32 -<span id="L1006" class="LineNr">1006 </span> <span class="subxComment"># data</span> -<span id="L1007" class="LineNr">1007 </span> 41 41 41 41 0a 41 41 41 <span class="subxComment"># 8 bytes</span> -<span id="L1008" class="LineNr">1008 </span> -<span id="L1009" class="LineNr">1009 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/057write.subx.html b/html/subx/057write.subx.html deleted file mode 100644 index 4ab4e83d..00000000 --- a/html/subx/057write.subx.html +++ /dev/null @@ -1,223 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/057write.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/057write.subx'>https://github.com/akkartik/mu/blob/master/subx/057write.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># write: like _write, but also support in-memory streams in addition to file</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># descriptors.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># Our first dependency-injected and testable primitive. We can pass it either</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># a file descriptor or an address to a stream. If a file descriptor is passed</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># in, we _write to it using the right syscall. If a 'fake file descriptor' or</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># stream is passed in, we append to the stream. This lets us redirect output</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># in tests and check it later.</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment">#</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># We assume our data segment will never begin at an address shorter than</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># 0x08000000, so any smaller arguments are assumed to be real file descriptors.</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment">#</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># A stream looks like this:</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># read: int # index at which to read next</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># write: int # index at which writes go</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># data: (array byte) # prefixed by length as usual</span> -<span id="L17" class="LineNr"> 17 </span> -<span id="L18" class="LineNr"> 18 </span>== code -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L22" class="LineNr"> 22 </span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># TODO: come up with a way to signal when a write to disk fails</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxFunction">write</span>: <span class="subxComment"># f : fd or (address stream), s : (address array byte) -> <void></span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L26" class="LineNr"> 26 </span> 55/push-EBP -<span id="L27" class="LineNr"> 27 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment"># if (f < 0x08000000) _write(f, s) and return # f can't be a user-mode address, so treat it as a kernel file descriptor</span> -<span id="L29" class="LineNr"> 29 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x08000000/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L30" class="LineNr"> 30 </span> 73/jump-if-greater-unsigned-or-equal $write:fake/disp8 -<span id="L31" class="LineNr"> 31 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L32" class="LineNr"> 32 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L33" class="LineNr"> 33 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxS2Comment"># . . call</span> -<span id="L35" class="LineNr"> 35 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L36" class="LineNr"> 36 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L37" class="LineNr"> 37 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L38" class="LineNr"> 38 </span> eb/jump $write:end/disp8 -<span id="L39" class="LineNr"> 39 </span><span class="Constant">$write:fake</span>: -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># otherwise, treat 'f' as a stream to append to</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L42" class="LineNr"> 42 </span> 50/push-EAX -<span id="L43" class="LineNr"> 43 </span> 51/push-ECX -<span id="L44" class="LineNr"> 44 </span> 52/push-EDX -<span id="L45" class="LineNr"> 45 </span> 53/push-EBX -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># ECX = f</span> -<span id="L47" class="LineNr"> 47 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># EDX = f->write</span> -<span id="L49" class="LineNr"> 49 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># EBX = f->length</span> -<span id="L51" class="LineNr"> 51 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+8) to EBX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment"># EAX = _append-3(&f->data[f->write], &f->data[f->length], s)</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxS2Comment"># . . push s</span> -<span id="L54" class="LineNr"> 54 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . push &f->data[f->length]</span> -<span id="L56" class="LineNr"> 56 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 1/base/ECX 3/index/EBX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EBX+12 to EBX</span> -<span id="L57" class="LineNr"> 57 </span> 53/push-EBX -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . push &f->data[f->write]</span> -<span id="L59" class="LineNr"> 59 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX+12 to EBX</span> -<span id="L60" class="LineNr"> 60 </span> 53/push-EBX -<span id="L61" class="LineNr"> 61 </span> <span class="subxS2Comment"># . . call</span> -<span id="L62" class="LineNr"> 62 </span> e8/call <a href='056trace.subx.html#L881'>_append-3</a>/disp32 -<span id="L63" class="LineNr"> 63 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L64" class="LineNr"> 64 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># f->write += EAX</span> -<span id="L66" class="LineNr"> 66 </span> 01/add 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *ECX</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L68" class="LineNr"> 68 </span> 5b/pop-to-EBX -<span id="L69" class="LineNr"> 69 </span> 5a/pop-to-EDX -<span id="L70" class="LineNr"> 70 </span> 59/pop-to-ECX -<span id="L71" class="LineNr"> 71 </span> 58/pop-to-EAX -<span id="L72" class="LineNr"> 72 </span><span class="Constant">$write:end</span>: -<span id="L73" class="LineNr"> 73 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L74" class="LineNr"> 74 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L75" class="LineNr"> 75 </span> 5d/pop-to-EBP -<span id="L76" class="LineNr"> 76 </span> c3/return -<span id="L77" class="LineNr"> 77 </span> -<span id="L78" class="LineNr"> 78 </span><span class="subxTest">test-write-single</span>: -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L81" class="LineNr"> 81 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L82" class="LineNr"> 82 </span> <span class="subxS2Comment"># . . call</span> -<span id="L83" class="LineNr"> 83 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L84" class="LineNr"> 84 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L85" class="LineNr"> 85 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># write(_test-stream, "Ab")</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L88" class="LineNr"> 88 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L89" class="LineNr"> 89 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L90" class="LineNr"> 90 </span> <span class="subxS2Comment"># . . call</span> -<span id="L91" class="LineNr"> 91 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L93" class="LineNr"> 93 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># check-ints-equal(*_test-stream->data, 41/A 62/b 00 00, msg)</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L96" class="LineNr"> 96 </span> 68/push <span class="Constant">"F - test-write-single"</span>/imm32 -<span id="L97" class="LineNr"> 97 </span> 68/push 0x006241/imm32/Ab -<span id="L98" class="LineNr"> 98 </span> <span class="subxS2Comment"># . . push *_test-stream->data</span> -<span id="L99" class="LineNr"> 99 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L100" class="LineNr">100 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># end</span> -<span id="L106" class="LineNr">106 </span> c3/return -<span id="L107" class="LineNr">107 </span> -<span id="L108" class="LineNr">108 </span><span class="subxTest">test-write-appends</span>: -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L111" class="LineNr">111 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L113" class="LineNr">113 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L115" class="LineNr">115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L116" class="LineNr">116 </span> <span class="subxComment"># write(_test-stream, "C")</span> -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L118" class="LineNr">118 </span> 68/push <span class="Constant">"C"</span>/imm32 -<span id="L119" class="LineNr">119 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L120" class="LineNr">120 </span> <span class="subxS2Comment"># . . call</span> -<span id="L121" class="LineNr">121 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L123" class="LineNr">123 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L124" class="LineNr">124 </span> <span class="subxComment"># write(_test-stream, "D")</span> -<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L126" class="LineNr">126 </span> 68/push <span class="Constant">"D"</span>/imm32 -<span id="L127" class="LineNr">127 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L128" class="LineNr">128 </span> <span class="subxS2Comment"># . . call</span> -<span id="L129" class="LineNr">129 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L131" class="LineNr">131 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L132" class="LineNr">132 </span> <span class="subxComment"># check-ints-equal(*_test-stream->data, 43/C 44/D 00 00, msg)</span> -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L134" class="LineNr">134 </span> 68/push <span class="Constant">"F - test-write-appends"</span>/imm32 -<span id="L135" class="LineNr">135 </span> 68/push 0x00004443/imm32/C-D -<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . push *_test-stream->data</span> -<span id="L137" class="LineNr">137 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L138" class="LineNr">138 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . call</span> -<span id="L140" class="LineNr">140 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L142" class="LineNr">142 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L143" class="LineNr">143 </span> <span class="subxComment"># end</span> -<span id="L144" class="LineNr">144 </span> c3/return -<span id="L145" class="LineNr">145 </span> -<span id="L146" class="LineNr">146 </span>== data -<span id="L147" class="LineNr">147 </span> -<span id="L148" class="LineNr">148 </span><span class="subxMinorFunction">_test-stream</span>: -<span id="L149" class="LineNr">149 </span> <span class="subxComment"># current write index</span> -<span id="L150" class="LineNr">150 </span> 0/imm32 -<span id="L151" class="LineNr">151 </span> <span class="subxComment"># current read index</span> -<span id="L152" class="LineNr">152 </span> 0/imm32 -<span id="L153" class="LineNr">153 </span> <span class="subxComment"># length</span> -<span id="L154" class="LineNr">154 </span> 0x10/imm32 -<span id="L155" class="LineNr">155 </span> <span class="subxComment"># data (2 lines x 8 bytes/line)</span> -<span id="L156" class="LineNr">156 </span> 00 00 00 00 00 00 00 00 -<span id="L157" class="LineNr">157 </span> 00 00 00 00 00 00 00 00 -<span id="L158" class="LineNr">158 </span> -<span id="L159" class="LineNr">159 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/058stream-equal.subx.html b/html/subx/058stream-equal.subx.html deleted file mode 100644 index 3f297e1a..00000000 --- a/html/subx/058stream-equal.subx.html +++ /dev/null @@ -1,656 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/058stream-equal.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxS2Comment { color: #8a8a8a; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/058stream-equal.subx'>https://github.com/akkartik/mu/blob/master/subx/058stream-equal.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># some primitives for checking stream contents</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># compare all the data in a stream (ignoring the read pointer)</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">stream-data-equal?</span>: <span class="subxComment"># f : (address stream), s : (address string) -> EAX : boolean</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L11" class="LineNr"> 11 </span> 55/push-EBP -<span id="L12" class="LineNr"> 12 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L14" class="LineNr"> 14 </span> 51/push-ECX -<span id="L15" class="LineNr"> 15 </span> 52/push-EDX -<span id="L16" class="LineNr"> 16 </span> 56/push-ESI -<span id="L17" class="LineNr"> 17 </span> 57/push-EDI -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># ESI = f</span> -<span id="L19" class="LineNr"> 19 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxComment"># EAX = f->write</span> -<span id="L21" class="LineNr"> 21 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># maxf/EDX = f->data + f->write</span> -<span id="L23" class="LineNr"> 23 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EDX</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># currf/ESI = f->data</span> -<span id="L25" class="LineNr"> 25 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESI</span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># EDI = s</span> -<span id="L27" class="LineNr"> 27 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment"># if (f->write != s->length) return false</span> -<span id="L29" class="LineNr"> 29 </span><span class="Constant">$stream-data-equal?:compare-lengths</span>: -<span id="L30" class="LineNr"> 30 </span> 39/compare 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *EDI and EAX</span> -<span id="L31" class="LineNr"> 31 </span> 75/jump-if-not-equal $stream-data-equal?:false/disp8 -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># currs/EDI = s->data</span> -<span id="L33" class="LineNr"> 33 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDI</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># EAX = ECX = 0</span> -<span id="L35" class="LineNr"> 35 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L36" class="LineNr"> 36 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L37" class="LineNr"> 37 </span><span class="Constant">$stream-data-equal?:loop</span>: -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># if (currf >= maxf) return true</span> -<span id="L39" class="LineNr"> 39 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with EDX</span> -<span id="L40" class="LineNr"> 40 </span> 73/jump-if-greater-or-equal-unsigned $stream-data-equal?:true/disp8 -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># AL = *currs</span> -<span id="L42" class="LineNr"> 42 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># CL = *curr</span> -<span id="L44" class="LineNr"> 44 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/CL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to CL</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># if (EAX != ECX) return false</span> -<span id="L46" class="LineNr"> 46 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and ECX</span> -<span id="L47" class="LineNr"> 47 </span> 75/jump-if-not-equal $stream-data-equal?:false/disp8 -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># ++f</span> -<span id="L49" class="LineNr"> 49 </span> 46/increment-ESI -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># ++curr</span> -<span id="L51" class="LineNr"> 51 </span> 47/increment-EDI -<span id="L52" class="LineNr"> 52 </span> eb/jump $stream-data-equal?:loop/disp8 -<span id="L53" class="LineNr"> 53 </span><span class="Constant">$stream-data-equal?:false</span>: -<span id="L54" class="LineNr"> 54 </span> b8/copy-to-EAX 0/imm32 -<span id="L55" class="LineNr"> 55 </span> eb/jump $stream-data-equal?:end/disp8 -<span id="L56" class="LineNr"> 56 </span><span class="Constant">$stream-data-equal?:true</span>: -<span id="L57" class="LineNr"> 57 </span> b8/copy-to-EAX 1/imm32 -<span id="L58" class="LineNr"> 58 </span><span class="Constant">$stream-data-equal?:end</span>: -<span id="L59" class="LineNr"> 59 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L60" class="LineNr"> 60 </span> 5f/pop-to-EDI -<span id="L61" class="LineNr"> 61 </span> 5e/pop-to-ESI -<span id="L62" class="LineNr"> 62 </span> 5a/pop-to-EDX -<span id="L63" class="LineNr"> 63 </span> 59/pop-to-ECX -<span id="L64" class="LineNr"> 64 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L65" class="LineNr"> 65 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L66" class="LineNr"> 66 </span> 5d/pop-to-EBP -<span id="L67" class="LineNr"> 67 </span> c3/return -<span id="L68" class="LineNr"> 68 </span> -<span id="L69" class="LineNr"> 69 </span><span class="subxTest">test-stream-data-equal</span>: -<span id="L70" class="LineNr"> 70 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L71" class="LineNr"> 71 </span> 55/push-EBP -<span id="L72" class="LineNr"> 72 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L75" class="LineNr"> 75 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L76" class="LineNr"> 76 </span> <span class="subxS2Comment"># . . call</span> -<span id="L77" class="LineNr"> 77 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L78" class="LineNr"> 78 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L79" class="LineNr"> 79 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># write(_test-stream, "Abc")</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L82" class="LineNr"> 82 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L83" class="LineNr"> 83 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L84" class="LineNr"> 84 </span> <span class="subxS2Comment"># . . call</span> -<span id="L85" class="LineNr"> 85 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L86" class="LineNr"> 86 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L87" class="LineNr"> 87 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># EAX = stream-data-equal?(_test-stream, "Abc")</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L90" class="LineNr"> 90 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L91" class="LineNr"> 91 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . call</span> -<span id="L93" class="LineNr"> 93 </span> e8/call <a href='058stream-equal.subx.html#L9'>stream-data-equal?</a>/disp32 -<span id="L94" class="LineNr"> 94 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L95" class="LineNr"> 95 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L98" class="LineNr"> 98 </span> 68/push <span class="Constant">"F - test-stream-data-equal"</span>/imm32 -<span id="L99" class="LineNr"> 99 </span> 68/push 1/imm32 -<span id="L100" class="LineNr">100 </span> 50/push-EAX -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L106" class="LineNr">106 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L107" class="LineNr">107 </span> 5d/pop-to-EBP -<span id="L108" class="LineNr">108 </span> c3/return -<span id="L109" class="LineNr">109 </span> -<span id="L110" class="LineNr">110 </span><span class="subxTest">test-stream-data-equal-2</span>: -<span id="L111" class="LineNr">111 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L112" class="LineNr">112 </span> 55/push-EBP -<span id="L113" class="LineNr">113 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L114" class="LineNr">114 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L115" class="LineNr">115 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L116" class="LineNr">116 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L118" class="LineNr">118 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L120" class="LineNr">120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L121" class="LineNr">121 </span> <span class="subxComment"># write(_test-stream, "Abc")</span> -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L123" class="LineNr">123 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L124" class="LineNr">124 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . call</span> -<span id="L126" class="LineNr">126 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L128" class="LineNr">128 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L129" class="LineNr">129 </span> <span class="subxComment"># EAX = stream-data-equal?(_test-stream, "Abd")</span> -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L131" class="LineNr">131 </span> 68/push <span class="Constant">"Abd"</span>/imm32 -<span id="L132" class="LineNr">132 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr">134 </span> e8/call <a href='058stream-equal.subx.html#L9'>stream-data-equal?</a>/disp32 -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr">137 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L138" class="LineNr">138 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L139" class="LineNr">139 </span> 68/push <span class="Constant">"F - test-stream-data-equal-2"</span>/imm32 -<span id="L140" class="LineNr">140 </span> 68/push 0/imm32 -<span id="L141" class="LineNr">141 </span> 50/push-EAX -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L143" class="LineNr">143 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L145" class="LineNr">145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L147" class="LineNr">147 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L148" class="LineNr">148 </span> 5d/pop-to-EBP -<span id="L149" class="LineNr">149 </span> c3/return -<span id="L150" class="LineNr">150 </span> -<span id="L151" class="LineNr">151 </span><span class="subxTest">test-stream-data-equal-length-check</span>: -<span id="L152" class="LineNr">152 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L153" class="LineNr">153 </span> 55/push-EBP -<span id="L154" class="LineNr">154 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L155" class="LineNr">155 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L157" class="LineNr">157 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L158" class="LineNr">158 </span> <span class="subxS2Comment"># . . call</span> -<span id="L159" class="LineNr">159 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L161" class="LineNr">161 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L162" class="LineNr">162 </span> <span class="subxComment"># write(_test-stream, "Abc")</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L165" class="LineNr">165 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L167" class="LineNr">167 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L168" class="LineNr">168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L169" class="LineNr">169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L170" class="LineNr">170 </span> <span class="subxComment"># EAX = stream-data-equal?(_test-stream, "Abcd")</span> -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L172" class="LineNr">172 </span> 68/push <span class="Constant">"Abcd"</span>/imm32 -<span id="L173" class="LineNr">173 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='058stream-equal.subx.html#L9'>stream-data-equal?</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L179" class="LineNr">179 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L180" class="LineNr">180 </span> 68/push <span class="Constant">"F - test-stream-data-equal-length-check"</span>/imm32 -<span id="L181" class="LineNr">181 </span> 68/push 0/imm32 -<span id="L182" class="LineNr">182 </span> 50/push-EAX -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . call</span> -<span id="L184" class="LineNr">184 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L186" class="LineNr">186 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L187" class="LineNr">187 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L188" class="LineNr">188 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L189" class="LineNr">189 </span> 5d/pop-to-EBP -<span id="L190" class="LineNr">190 </span> c3/return -<span id="L191" class="LineNr">191 </span> -<span id="L192" class="LineNr">192 </span><span class="subxComment"># helper for later tests</span> -<span id="L193" class="LineNr">193 </span><span class="subxFunction">check-stream-equal</span>: <span class="subxComment"># f : (address stream), s : (address string), msg : (address string)</span> -<span id="L194" class="LineNr">194 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L195" class="LineNr">195 </span> 55/push-EBP -<span id="L196" class="LineNr">196 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L197" class="LineNr">197 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L198" class="LineNr">198 </span> 50/push-EAX -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># EAX = stream-data-equal?(f, s)</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L201" class="LineNr">201 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L202" class="LineNr">202 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS2Comment"># . . call</span> -<span id="L204" class="LineNr">204 </span> e8/call <a href='058stream-equal.subx.html#L9'>stream-data-equal?</a>/disp32 -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L206" class="LineNr">206 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L207" class="LineNr">207 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L208" class="LineNr">208 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L209" class="LineNr">209 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L210" class="LineNr">210 </span> 68/push 1/imm32 -<span id="L211" class="LineNr">211 </span> 50/push-EAX -<span id="L212" class="LineNr">212 </span> <span class="subxS2Comment"># . . call</span> -<span id="L213" class="LineNr">213 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L214" class="LineNr">214 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L215" class="LineNr">215 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L216" class="LineNr">216 </span><span class="Constant">$check-stream-equal:end</span>: -<span id="L217" class="LineNr">217 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L218" class="LineNr">218 </span> 58/pop-to-EAX -<span id="L219" class="LineNr">219 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L220" class="LineNr">220 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L221" class="LineNr">221 </span> 5d/pop-to-EBP -<span id="L222" class="LineNr">222 </span> c3/return -<span id="L223" class="LineNr">223 </span> -<span id="L224" class="LineNr">224 </span><span class="subxComment"># scan the next line until newline starting from f->read and compare it with</span> -<span id="L225" class="LineNr">225 </span><span class="subxComment"># 's' (ignoring the trailing newline)</span> -<span id="L226" class="LineNr">226 </span><span class="subxComment"># on success, set f->read to after the next newline</span> -<span id="L227" class="LineNr">227 </span><span class="subxComment"># on failure, leave f->read unmodified</span> -<span id="L228" class="LineNr">228 </span><span class="subxComment"># this function is usually used only in tests, so we repeatedly write f->read</span> -<span id="L229" class="LineNr">229 </span><span class="subxFunction">next-stream-line-equal?</span>: <span class="subxComment"># f : (address stream), s : (address string) -> EAX : boolean</span> -<span id="L230" class="LineNr">230 </span> <span class="subxComment"># pseudocode:</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># currf = f->read # bound: f->write</span> -<span id="L232" class="LineNr">232 </span> <span class="subxComment"># currs = 0 # bound : s->length</span> -<span id="L233" class="LineNr">233 </span> <span class="subxComment"># while true</span> -<span id="L234" class="LineNr">234 </span> <span class="subxComment"># if currf >= f->write</span> -<span id="L235" class="LineNr">235 </span> <span class="subxComment"># return currs >= s->length</span> -<span id="L236" class="LineNr">236 </span> <span class="subxComment"># if f[currf] == '\n'</span> -<span id="L237" class="LineNr">237 </span> <span class="subxComment"># ++currf</span> -<span id="L238" class="LineNr">238 </span> <span class="subxComment"># return currs >= s->length</span> -<span id="L239" class="LineNr">239 </span> <span class="subxComment"># if (currs >= s->length) return false # the current line of f still has data to match</span> -<span id="L240" class="LineNr">240 </span> <span class="subxComment"># if (f[currf] != s[currs]) return false</span> -<span id="L241" class="LineNr">241 </span> <span class="subxComment"># ++currf</span> -<span id="L242" class="LineNr">242 </span> <span class="subxComment"># ++currs</span> -<span id="L243" class="LineNr">243 </span> <span class="subxComment">#</span> -<span id="L244" class="LineNr">244 </span> <span class="subxComment"># collapsing the two branches that can return true:</span> -<span id="L245" class="LineNr">245 </span> <span class="subxComment"># currf = f->read # bound: f->write</span> -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># currs = 0 # bound : s->length</span> -<span id="L247" class="LineNr">247 </span> <span class="subxComment"># while true</span> -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># if (currf >= f->write) break</span> -<span id="L249" class="LineNr">249 </span> <span class="subxComment"># if (f[currf] == '\n') break</span> -<span id="L250" class="LineNr">250 </span> <span class="subxComment"># if (currs >= s->length) return false # the current line of f still has data to match</span> -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># if (f[currf] != s[currs]) return false</span> -<span id="L252" class="LineNr">252 </span> <span class="subxComment"># ++currf</span> -<span id="L253" class="LineNr">253 </span> <span class="subxComment"># ++currs</span> -<span id="L254" class="LineNr">254 </span> <span class="subxComment"># ++currf # skip '\n'</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># return currs >= s->length</span> -<span id="L256" class="LineNr">256 </span> <span class="subxComment"># Here the final `++currf` is sometimes unnecessary (if we're already at the end of the stream)</span> -<span id="L257" class="LineNr">257 </span> <span class="subxComment">#</span> -<span id="L258" class="LineNr">258 </span> <span class="subxComment"># registers:</span> -<span id="L259" class="LineNr">259 </span> <span class="subxComment"># f: ESI</span> -<span id="L260" class="LineNr">260 </span> <span class="subxComment"># s: EDI</span> -<span id="L261" class="LineNr">261 </span> <span class="subxComment"># currf: ECX</span> -<span id="L262" class="LineNr">262 </span> <span class="subxComment"># currs: EDX</span> -<span id="L263" class="LineNr">263 </span> <span class="subxComment"># f[currf]: EAX</span> -<span id="L264" class="LineNr">264 </span> <span class="subxComment"># s[currs]: EBX</span> -<span id="L265" class="LineNr">265 </span> <span class="subxComment">#</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L267" class="LineNr">267 </span> 55/push-EBP -<span id="L268" class="LineNr">268 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L269" class="LineNr">269 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L270" class="LineNr">270 </span> 51/push-ECX -<span id="L271" class="LineNr">271 </span> 52/push-EDX -<span id="L272" class="LineNr">272 </span> 56/push-ESI -<span id="L273" class="LineNr">273 </span> 57/push-EDI -<span id="L274" class="LineNr">274 </span> <span class="subxComment"># ESI = f</span> -<span id="L275" class="LineNr">275 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L276" class="LineNr">276 </span> <span class="subxComment"># currf/ECX = f->read</span> -<span id="L277" class="LineNr">277 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L278" class="LineNr">278 </span> <span class="subxComment"># EDI = s</span> -<span id="L279" class="LineNr">279 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L280" class="LineNr">280 </span> <span class="subxComment"># currs/EDX = 0</span> -<span id="L281" class="LineNr">281 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L282" class="LineNr">282 </span> <span class="subxComment"># EAX = EBX = 0</span> -<span id="L283" class="LineNr">283 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L284" class="LineNr">284 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L285" class="LineNr">285 </span><span class="Constant">$next-stream-line-equal?:loop</span>: -<span id="L286" class="LineNr">286 </span> <span class="subxComment"># if (currf >= f->write) break</span> -<span id="L287" class="LineNr">287 </span> 3b/compare 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *ESI</span> -<span id="L288" class="LineNr">288 </span> 7d/jump-if-greater-or-equal $next-stream-line-equal?:break/disp8 -<span id="L289" class="LineNr">289 </span> <span class="subxComment"># AL = *(f->data + f->read)</span> -<span id="L290" class="LineNr">290 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L291" class="LineNr">291 </span> <span class="subxComment"># if (EAX == '\n') break</span> -<span id="L292" class="LineNr">292 </span> 3d/compare-EAX-and 0xa/imm32/newline -<span id="L293" class="LineNr">293 </span> 74/jump-if-equal $next-stream-line-equal?:break/disp8 -<span id="L294" class="LineNr">294 </span> <span class="subxComment"># if (currs >= s->length) return false</span> -<span id="L295" class="LineNr">295 </span> 3b/compare 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *EDI</span> -<span id="L296" class="LineNr">296 </span> 7d/jump-if-greater-or-equal $next-stream-line-equal?:false/disp8 -<span id="L297" class="LineNr">297 </span> <span class="subxComment"># BL = *(s->data + currs)</span> -<span id="L298" class="LineNr">298 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 3/r32/BL 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(EDI+EDX+4) to BL</span> -<span id="L299" class="LineNr">299 </span> <span class="subxComment"># if (EAX != EBX) return false</span> -<span id="L300" class="LineNr">300 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L301" class="LineNr">301 </span> 75/jump-if-not-equal $next-stream-line-equal?:false/disp8 -<span id="L302" class="LineNr">302 </span> <span class="subxComment"># ++currf</span> -<span id="L303" class="LineNr">303 </span> 41/increment-ECX -<span id="L304" class="LineNr">304 </span> <span class="subxComment"># ++currs</span> -<span id="L305" class="LineNr">305 </span> 42/increment-EDX -<span id="L306" class="LineNr">306 </span> eb/jump $next-stream-line-equal?:loop/disp8 -<span id="L307" class="LineNr">307 </span><span class="Constant">$next-stream-line-equal?:break</span>: -<span id="L308" class="LineNr">308 </span> <span class="subxComment"># ++currf</span> -<span id="L309" class="LineNr">309 </span> 41/increment-ECX -<span id="L310" class="LineNr">310 </span> <span class="subxComment"># if (currs >= s->length) return true</span> -<span id="L311" class="LineNr">311 </span> 3b/compare 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *EDI</span> -<span id="L312" class="LineNr">312 </span> 7c/jump-if-lesser $next-stream-line-equal?:false/disp8 -<span id="L313" class="LineNr">313 </span><span class="Constant">$next-stream-line-equal?:true</span>: -<span id="L314" class="LineNr">314 </span> b8/copy-to-EAX 1/imm32 -<span id="L315" class="LineNr">315 </span> <span class="subxComment"># persist f->read on success</span> -<span id="L316" class="LineNr">316 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+4)</span> -<span id="L317" class="LineNr">317 </span> eb/jump $next-stream-line-equal?:end/disp8 -<span id="L318" class="LineNr">318 </span><span class="Constant">$next-stream-line-equal?:false</span>: -<span id="L319" class="LineNr">319 </span> b8/copy-to-EAX 0/imm32 -<span id="L320" class="LineNr">320 </span><span class="Constant">$next-stream-line-equal?:end</span>: -<span id="L321" class="LineNr">321 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L322" class="LineNr">322 </span> 5f/pop-to-EDI -<span id="L323" class="LineNr">323 </span> 5e/pop-to-ESI -<span id="L324" class="LineNr">324 </span> 5a/pop-to-EDX -<span id="L325" class="LineNr">325 </span> 59/pop-to-ECX -<span id="L326" class="LineNr">326 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L327" class="LineNr">327 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L328" class="LineNr">328 </span> 5d/pop-to-EBP -<span id="L329" class="LineNr">329 </span> c3/return -<span id="L330" class="LineNr">330 </span> -<span id="L331" class="LineNr">331 </span><span class="subxTest">test-next-stream-line-equal-stops-at-newline</span>: -<span id="L332" class="LineNr">332 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L333" class="LineNr">333 </span> 55/push-EBP -<span id="L334" class="LineNr">334 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L335" class="LineNr">335 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L337" class="LineNr">337 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L338" class="LineNr">338 </span> <span class="subxS2Comment"># . . call</span> -<span id="L339" class="LineNr">339 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L340" class="LineNr">340 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L341" class="LineNr">341 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L342" class="LineNr">342 </span> <span class="subxComment"># write(_test-stream, "Abc\ndef")</span> -<span id="L343" class="LineNr">343 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L344" class="LineNr">344 </span> 68/push <span class="Constant">"Abc\ndef"</span>/imm32 -<span id="L345" class="LineNr">345 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L346" class="LineNr">346 </span> <span class="subxS2Comment"># . . call</span> -<span id="L347" class="LineNr">347 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L348" class="LineNr">348 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L349" class="LineNr">349 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L350" class="LineNr">350 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "Abc")</span> -<span id="L351" class="LineNr">351 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L352" class="LineNr">352 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L353" class="LineNr">353 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L354" class="LineNr">354 </span> <span class="subxS2Comment"># . . call</span> -<span id="L355" class="LineNr">355 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L356" class="LineNr">356 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L357" class="LineNr">357 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L358" class="LineNr">358 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L359" class="LineNr">359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L360" class="LineNr">360 </span> 68/push <span class="Constant">"F - test-next-stream-line-equal-stops-at-newline"</span>/imm32 -<span id="L361" class="LineNr">361 </span> 68/push 1/imm32 -<span id="L362" class="LineNr">362 </span> 50/push-EAX -<span id="L363" class="LineNr">363 </span> <span class="subxS2Comment"># . . call</span> -<span id="L364" class="LineNr">364 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L365" class="LineNr">365 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L366" class="LineNr">366 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L367" class="LineNr">367 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L368" class="LineNr">368 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L369" class="LineNr">369 </span> 5d/pop-to-EBP -<span id="L370" class="LineNr">370 </span> c3/return -<span id="L371" class="LineNr">371 </span> -<span id="L372" class="LineNr">372 </span><span class="subxTest">test-next-stream-line-equal-stops-at-newline-2</span>: -<span id="L373" class="LineNr">373 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L374" class="LineNr">374 </span> 55/push-EBP -<span id="L375" class="LineNr">375 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L376" class="LineNr">376 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L378" class="LineNr">378 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . call</span> -<span id="L380" class="LineNr">380 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L381" class="LineNr">381 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L382" class="LineNr">382 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L383" class="LineNr">383 </span> <span class="subxComment"># write(_test-stream, "Abc\ndef")</span> -<span id="L384" class="LineNr">384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L385" class="LineNr">385 </span> 68/push <span class="Constant">"Abc\ndef"</span>/imm32 -<span id="L386" class="LineNr">386 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L387" class="LineNr">387 </span> <span class="subxS2Comment"># . . call</span> -<span id="L388" class="LineNr">388 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L389" class="LineNr">389 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L390" class="LineNr">390 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L391" class="LineNr">391 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "def")</span> -<span id="L392" class="LineNr">392 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L393" class="LineNr">393 </span> 68/push <span class="Constant">"def"</span>/imm32 -<span id="L394" class="LineNr">394 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L395" class="LineNr">395 </span> <span class="subxS2Comment"># . . call</span> -<span id="L396" class="LineNr">396 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L397" class="LineNr">397 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L398" class="LineNr">398 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L399" class="LineNr">399 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L400" class="LineNr">400 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L401" class="LineNr">401 </span> 68/push <span class="Constant">"F - test-next-stream-line-equal-stops-at-newline-2"</span>/imm32 -<span id="L402" class="LineNr">402 </span> 68/push 0/imm32 -<span id="L403" class="LineNr">403 </span> 50/push-EAX -<span id="L404" class="LineNr">404 </span> <span class="subxS2Comment"># . . call</span> -<span id="L405" class="LineNr">405 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L406" class="LineNr">406 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L407" class="LineNr">407 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L408" class="LineNr">408 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L409" class="LineNr">409 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L410" class="LineNr">410 </span> 5d/pop-to-EBP -<span id="L411" class="LineNr">411 </span> c3/return -<span id="L412" class="LineNr">412 </span> -<span id="L413" class="LineNr">413 </span><span class="subxTest">test-next-stream-line-equal-skips-newline</span>: -<span id="L414" class="LineNr">414 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L415" class="LineNr">415 </span> 55/push-EBP -<span id="L416" class="LineNr">416 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L417" class="LineNr">417 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L418" class="LineNr">418 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L419" class="LineNr">419 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L420" class="LineNr">420 </span> <span class="subxS2Comment"># . . call</span> -<span id="L421" class="LineNr">421 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L422" class="LineNr">422 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L423" class="LineNr">423 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L424" class="LineNr">424 </span> <span class="subxComment"># write(_test-stream, "Abc\ndef\n")</span> -<span id="L425" class="LineNr">425 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L426" class="LineNr">426 </span> 68/push <span class="Constant">"Abc\ndef\n"</span>/imm32 -<span id="L427" class="LineNr">427 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L428" class="LineNr">428 </span> <span class="subxS2Comment"># . . call</span> -<span id="L429" class="LineNr">429 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L430" class="LineNr">430 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L431" class="LineNr">431 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L432" class="LineNr">432 </span> <span class="subxComment"># next-stream-line-equal?(_test-stream, "Abc")</span> -<span id="L433" class="LineNr">433 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L434" class="LineNr">434 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L435" class="LineNr">435 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L436" class="LineNr">436 </span> <span class="subxS2Comment"># . . call</span> -<span id="L437" class="LineNr">437 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L438" class="LineNr">438 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L439" class="LineNr">439 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L440" class="LineNr">440 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "def")</span> -<span id="L441" class="LineNr">441 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L442" class="LineNr">442 </span> 68/push <span class="Constant">"def"</span>/imm32 -<span id="L443" class="LineNr">443 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L444" class="LineNr">444 </span> <span class="subxS2Comment"># . . call</span> -<span id="L445" class="LineNr">445 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L446" class="LineNr">446 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L447" class="LineNr">447 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L448" class="LineNr">448 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L449" class="LineNr">449 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L450" class="LineNr">450 </span> 68/push <span class="Constant">"F - test-next-stream-line-equal-skips-newline"</span>/imm32 -<span id="L451" class="LineNr">451 </span> 68/push 1/imm32 -<span id="L452" class="LineNr">452 </span> 50/push-EAX -<span id="L453" class="LineNr">453 </span> <span class="subxS2Comment"># . . call</span> -<span id="L454" class="LineNr">454 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L455" class="LineNr">455 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L456" class="LineNr">456 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L457" class="LineNr">457 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L458" class="LineNr">458 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L459" class="LineNr">459 </span> 5d/pop-to-EBP -<span id="L460" class="LineNr">460 </span> c3/return -<span id="L461" class="LineNr">461 </span> -<span id="L462" class="LineNr">462 </span><span class="subxTest">test-next-stream-line-equal-handles-final-line</span>: -<span id="L463" class="LineNr">463 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L464" class="LineNr">464 </span> 55/push-EBP -<span id="L465" class="LineNr">465 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L466" class="LineNr">466 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L467" class="LineNr">467 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L468" class="LineNr">468 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L469" class="LineNr">469 </span> <span class="subxS2Comment"># . . call</span> -<span id="L470" class="LineNr">470 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L471" class="LineNr">471 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L472" class="LineNr">472 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L473" class="LineNr">473 </span> <span class="subxComment"># write(_test-stream, "Abc\ndef")</span> -<span id="L474" class="LineNr">474 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L475" class="LineNr">475 </span> 68/push <span class="Constant">"Abc\ndef"</span>/imm32 -<span id="L476" class="LineNr">476 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L477" class="LineNr">477 </span> <span class="subxS2Comment"># . . call</span> -<span id="L478" class="LineNr">478 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L479" class="LineNr">479 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L480" class="LineNr">480 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L481" class="LineNr">481 </span> <span class="subxComment"># next-stream-line-equal?(_test-stream, "Abc")</span> -<span id="L482" class="LineNr">482 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L483" class="LineNr">483 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L484" class="LineNr">484 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L485" class="LineNr">485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L486" class="LineNr">486 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L487" class="LineNr">487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L488" class="LineNr">488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L489" class="LineNr">489 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "def")</span> -<span id="L490" class="LineNr">490 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L491" class="LineNr">491 </span> 68/push <span class="Constant">"def"</span>/imm32 -<span id="L492" class="LineNr">492 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L493" class="LineNr">493 </span> <span class="subxS2Comment"># . . call</span> -<span id="L494" class="LineNr">494 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L495" class="LineNr">495 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L496" class="LineNr">496 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L497" class="LineNr">497 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L498" class="LineNr">498 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L499" class="LineNr">499 </span> 68/push <span class="Constant">"F - test-next-stream-line-equal-skips-newline"</span>/imm32 -<span id="L500" class="LineNr">500 </span> 68/push 1/imm32 -<span id="L501" class="LineNr">501 </span> 50/push-EAX -<span id="L502" class="LineNr">502 </span> <span class="subxS2Comment"># . . call</span> -<span id="L503" class="LineNr">503 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L504" class="LineNr">504 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L505" class="LineNr">505 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L506" class="LineNr">506 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L507" class="LineNr">507 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L508" class="LineNr">508 </span> 5d/pop-to-EBP -<span id="L509" class="LineNr">509 </span> c3/return -<span id="L510" class="LineNr">510 </span> -<span id="L511" class="LineNr">511 </span><span class="subxTest">test-next-stream-line-equal-always-fails-after-Eof</span>: -<span id="L512" class="LineNr">512 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L513" class="LineNr">513 </span> 55/push-EBP -<span id="L514" class="LineNr">514 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L515" class="LineNr">515 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L516" class="LineNr">516 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L517" class="LineNr">517 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L518" class="LineNr">518 </span> <span class="subxS2Comment"># . . call</span> -<span id="L519" class="LineNr">519 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L520" class="LineNr">520 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L521" class="LineNr">521 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L522" class="LineNr">522 </span> <span class="subxComment"># write nothing</span> -<span id="L523" class="LineNr">523 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "")</span> -<span id="L524" class="LineNr">524 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L525" class="LineNr">525 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L526" class="LineNr">526 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L527" class="LineNr">527 </span> <span class="subxS2Comment"># . . call</span> -<span id="L528" class="LineNr">528 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L529" class="LineNr">529 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L530" class="LineNr">530 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L531" class="LineNr">531 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L532" class="LineNr">532 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L533" class="LineNr">533 </span> 68/push <span class="Constant">"F - test-next-stream-line-equal-always-fails-after-Eof"</span>/imm32 -<span id="L534" class="LineNr">534 </span> 68/push 1/imm32 -<span id="L535" class="LineNr">535 </span> 50/push-EAX -<span id="L536" class="LineNr">536 </span> <span class="subxS2Comment"># . . call</span> -<span id="L537" class="LineNr">537 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L538" class="LineNr">538 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L539" class="LineNr">539 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L540" class="LineNr">540 </span> <span class="subxComment"># EAX = next-stream-line-equal?(_test-stream, "")</span> -<span id="L541" class="LineNr">541 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L542" class="LineNr">542 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L543" class="LineNr">543 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L544" class="LineNr">544 </span> <span class="subxS2Comment"># . . call</span> -<span id="L545" class="LineNr">545 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L546" class="LineNr">546 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L547" class="LineNr">547 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L548" class="LineNr">548 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L549" class="LineNr">549 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L550" class="LineNr">550 </span> 68/push <span class="Constant">"F - <a href='058stream-equal.subx.html#L511'>test-next-stream-line-equal-always-fails-after-Eof</a>/2"</span>/imm32 -<span id="L551" class="LineNr">551 </span> 68/push 1/imm32 -<span id="L552" class="LineNr">552 </span> 50/push-EAX -<span id="L553" class="LineNr">553 </span> <span class="subxS2Comment"># . . call</span> -<span id="L554" class="LineNr">554 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L555" class="LineNr">555 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L556" class="LineNr">556 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L557" class="LineNr">557 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L558" class="LineNr">558 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L559" class="LineNr">559 </span> 5d/pop-to-EBP -<span id="L560" class="LineNr">560 </span> c3/return -<span id="L561" class="LineNr">561 </span> -<span id="L562" class="LineNr">562 </span><span class="subxComment"># helper for later tests</span> -<span id="L563" class="LineNr">563 </span><span class="subxFunction">check-next-stream-line-equal</span>: -<span id="L564" class="LineNr">564 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L565" class="LineNr">565 </span> 55/push-EBP -<span id="L566" class="LineNr">566 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L567" class="LineNr">567 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L568" class="LineNr">568 </span> 50/push-EAX -<span id="L569" class="LineNr">569 </span> <span class="subxComment"># EAX = next-stream-line-equal?(f, s)</span> -<span id="L570" class="LineNr">570 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L571" class="LineNr">571 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L572" class="LineNr">572 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L573" class="LineNr">573 </span> <span class="subxS2Comment"># . . call</span> -<span id="L574" class="LineNr">574 </span> e8/call <a href='058stream-equal.subx.html#L229'>next-stream-line-equal?</a>/disp32 -<span id="L575" class="LineNr">575 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L576" class="LineNr">576 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L577" class="LineNr">577 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L578" class="LineNr">578 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L579" class="LineNr">579 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L580" class="LineNr">580 </span> 68/push 1/imm32 -<span id="L581" class="LineNr">581 </span> 50/push-EAX -<span id="L582" class="LineNr">582 </span> <span class="subxS2Comment"># . . call</span> -<span id="L583" class="LineNr">583 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L584" class="LineNr">584 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L585" class="LineNr">585 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L586" class="LineNr">586 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L587" class="LineNr">587 </span> 58/pop-to-EAX -<span id="L588" class="LineNr">588 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L589" class="LineNr">589 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L590" class="LineNr">590 </span> 5d/pop-to-EBP -<span id="L591" class="LineNr">591 </span> c3/return -<span id="L592" class="LineNr">592 </span> -<span id="L593" class="LineNr">593 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/059stop.subx.html b/html/subx/059stop.subx.html deleted file mode 100644 index cb1fe62e..00000000 --- a/html/subx/059stop.subx.html +++ /dev/null @@ -1,271 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/059stop.subx</title> -<meta name="Generator" 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class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># We'd like to be able to write tests for functions that call exit(), and to</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># make assertions about whether they exit() or not in a given situation. To</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># achieve this we'll call exit() via a smarter wrapper called 'stop'.</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment">#</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># In the context of a test, calling a function X that calls 'stop' (directly</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># or through further intervening calls) will unwind the stack until X returns,</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># so that we can say check any further assertions after the execution of X. To</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># achieve this end, we'll pass the return address of X as a 'target' argument</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># into X, plumbing it through to 'stop'. When 'stop' gets a non-null target it</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># unwinds the stack until the target. If it gets a null target it calls</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># exit().</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment">#</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># We'd also like to get the exit status out of 'stop', so we'll combine the</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># input target with an output status parameter into a type called 'exit-descriptor'.</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment">#</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># So the exit-descriptor looks like this:</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># target : address # return address for 'stop' to unwind to</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment"># value : int # exit status stop was called with</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment">#</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># 'stop' thus takes two parameters: an exit-descriptor and the exit status.</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment">#</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment"># 'stop' won't bother cleaning up any other processor state besides the stack,</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># such as registers. Only ESP will have a well-defined value after 'stop'</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># returns. (This is a poor man's setjmp/longjmp, if you know what that is.)</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxComment">#</span> -<span id="L28" class="LineNr"> 28 </span><span class="subxComment"># Before you can call any function that may call 'stop', you need to pass in an</span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># exit-descriptor to it. To create an exit-descriptor use 'tailor-exit-descriptor'</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># below. It's not the most pleasant abstraction in the world.</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxComment">#</span> -<span id="L32" class="LineNr"> 32 </span><span class="subxComment"># An exit-descriptor's target is its input, computed during 'tailor-exit-descriptor'.</span> -<span id="L33" class="LineNr"> 33 </span><span class="subxComment"># Its value is its output, computed during stop and available to the test.</span> -<span id="L34" class="LineNr"> 34 </span> -<span id="L35" class="LineNr"> 35 </span>== code -<span id="L36" class="LineNr"> 36 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L37" class="LineNr"> 37 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L38" class="LineNr"> 38 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L39" class="LineNr"> 39 </span> -<span id="L40" class="LineNr"> 40 </span><span class="subxComment"># Configure an exit-descriptor for a call pushing 'nbytes' bytes of args to</span> -<span id="L41" class="LineNr"> 41 </span><span class="subxComment"># the stack.</span> -<span id="L42" class="LineNr"> 42 </span><span class="subxComment"># Ugly that we need to know the size of args, but so it goes.</span> -<span id="L43" class="LineNr"> 43 </span><span class="subxFunction">tailor-exit-descriptor</span>: <span class="subxComment"># ed : (address exit-descriptor), nbytes : int -> <void></span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L45" class="LineNr"> 45 </span> 55/push-EBP -<span id="L46" class="LineNr"> 46 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L48" class="LineNr"> 48 </span> 50/push-EAX -<span id="L49" class="LineNr"> 49 </span> 51/push-ECX -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># EAX = nbytes</span> -<span id="L51" class="LineNr"> 51 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment"># Let X be the value of ESP in the caller, before the call to tailor-exit-descriptor.</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxComment"># The return address for a call in the caller's body will be at:</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># X-8 if the caller takes 4 bytes of args for the exit-descriptor (add 4 bytes for the return address)</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxComment"># X-12 if the caller takes 8 bytes of args</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxComment"># ..and so on</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxComment"># That's the value we need to return: X-nbytes-4</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxComment">#</span> -<span id="L59" class="LineNr"> 59 </span> <span class="subxComment"># However, we also need to account for the perturbance to ESP caused by the</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># call to tailor-exit-descriptor. It pushes 8 bytes of args followed by 4</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># bytes for the return address and 4 bytes to push EBP above.</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># So EBP at this point is X-16.</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment">#</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># So the return address for the next call in the caller is:</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># EBP+8 if the caller takes 4 bytes of args</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># EBP+4 if the caller takes 8 bytes of args</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># EBP if the caller takes 12 bytes of args</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># EBP-4 if the caller takes 16 bytes of args</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># ..and so on</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># That's EBP+12-nbytes.</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># option 1: 6 + 3 bytes</span> -<span id="L72" class="LineNr"> 72 </span><span class="CommentedCode">#? 2d/subtract 3/mod/direct 0/rm32/EAX . . . . . 8/imm32 # subtract from EAX</span> -<span id="L73" class="LineNr"> 73 </span><span class="CommentedCode">#? 8d/copy-address 0/mod/indirect 4/rm32/sib 5/base/EBP 0/index/EAX . 0/r32/EAX . . # copy EBP+EAX to EAX</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># option 2: 2 + 4 bytes</span> -<span id="L75" class="LineNr"> 75 </span> f7 3/subop/negate 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># negate EAX</span> -<span id="L76" class="LineNr"> 76 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 5/base/EBP 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBP+EAX+12 to EAX</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># copy EAX to ed->target</span> -<span id="L78" class="LineNr"> 78 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L79" class="LineNr"> 79 </span> 89/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *ECX</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># initialize ed->value</span> -<span id="L81" class="LineNr"> 81 </span> c7 0/subop/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(ECX+4)</span> -<span id="L82" class="LineNr"> 82 </span><span class="Constant">$tailor-exit-descriptor:end</span>: -<span id="L83" class="LineNr"> 83 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L84" class="LineNr"> 84 </span> 59/pop-to-ECX -<span id="L85" class="LineNr"> 85 </span> 58/pop-to-EAX -<span id="L86" class="LineNr"> 86 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L87" class="LineNr"> 87 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L88" class="LineNr"> 88 </span> 5d/pop-to-EBP -<span id="L89" class="LineNr"> 89 </span> c3/return -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="subxFunction">stop</span>: <span class="subxComment"># ed : (address exit-descriptor), value : int</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># no prolog; one way or another, we're going to clobber registers</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># EAX = ed</span> -<span id="L94" class="LineNr"> 94 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+4) to EAX</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># if (ed->target == 0) really exit</span> -<span id="L96" class="LineNr"> 96 </span> 81 7/subop/compare 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *EAX</span> -<span id="L97" class="LineNr"> 97 </span> 75/jump-if-not-equal $stop:fake/disp8 -<span id="L98" class="LineNr"> 98 </span> <span class="subxS1Comment"># . syscall(exit, value)</span> -<span id="L99" class="LineNr"> 99 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+8) to EBX</span> -<span id="L100" class="LineNr">100 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L101" class="LineNr">101 </span> cd/syscall 0x80/imm8 -<span id="L102" class="LineNr">102 </span><span class="Constant">$stop:fake</span>: -<span id="L103" class="LineNr">103 </span> <span class="subxComment"># otherwise:</span> -<span id="L104" class="LineNr">104 </span> <span class="subxComment"># ed->value = value+1</span> -<span id="L105" class="LineNr">105 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+8) to ECX</span> -<span id="L106" class="LineNr">106 </span> 41/increment-ECX -<span id="L107" class="LineNr">107 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(EAX+4)</span> -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># perform a non-local jump to ed->target</span> -<span id="L109" class="LineNr">109 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ESP</span> -<span id="L110" class="LineNr">110 </span><span class="Constant">$stop:end</span>: -<span id="L111" class="LineNr">111 </span> c3/return <span class="subxComment"># doesn't return to caller</span> -<span id="L112" class="LineNr">112 </span> -<span id="L113" class="LineNr">113 </span><span class="subxTest">test-stop-skips-returns-on-exit</span>: -<span id="L114" class="LineNr">114 </span> <span class="subxComment"># This looks like the standard prolog, but is here for different reasons.</span> -<span id="L115" class="LineNr">115 </span> <span class="subxComment"># A function calling 'stop' can't rely on EBP persisting past the call.</span> -<span id="L116" class="LineNr">116 </span> <span class="subxComment">#</span> -<span id="L117" class="LineNr">117 </span> <span class="subxComment"># Use EBP here as a stable base to refer to locals and arguments from in the</span> -<span id="L118" class="LineNr">118 </span> <span class="subxComment"># presence of push/pop/call instructions.</span> -<span id="L119" class="LineNr">119 </span> <span class="subxComment"># *Don't* use EBP as a way to restore ESP.</span> -<span id="L120" class="LineNr">120 </span> 55/push-EBP -<span id="L121" class="LineNr">121 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L122" class="LineNr">122 </span> <span class="subxComment"># Make room for an exit descriptor on the stack. That's almost always the</span> -<span id="L123" class="LineNr">123 </span> <span class="subxComment"># right place for it, available only as long as it's legal to use. Once this</span> -<span id="L124" class="LineNr">124 </span> <span class="subxComment"># containing function returns we'll need a new exit descriptor.</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># var ed/EAX : (address exit-descriptor)</span> -<span id="L126" class="LineNr">126 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L127" class="LineNr">127 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L128" class="LineNr">128 </span> <span class="subxComment"># Size the exit-descriptor precisely for the next call below, to _test-stop-1.</span> -<span id="L129" class="LineNr">129 </span> <span class="subxComment"># tailor-exit-descriptor(ed, 4)</span> -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L131" class="LineNr">131 </span> 68/push 4/imm32/nbytes-of-args-for-_test-stop-1 -<span id="L132" class="LineNr">132 </span> 50/push-EAX -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr">134 </span> e8/call <a href='059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr">137 </span> <span class="subxS1Comment"># . _test-stop-1(ed)</span> -<span id="L138" class="LineNr">138 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L139" class="LineNr">139 </span> 50/push-EAX -<span id="L140" class="LineNr">140 </span> <span class="subxS2Comment"># . . call</span> -<span id="L141" class="LineNr">141 </span> e8/call <a href='059stop.subx.html#L162'>_test-stop-1</a>/disp32 -<span id="L142" class="LineNr">142 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L143" class="LineNr">143 </span> <span class="subxComment"># restore args</span> -<span id="L144" class="LineNr">144 </span> 58/pop-to-EAX -<span id="L145" class="LineNr">145 </span> <span class="subxComment"># check that _test-stop-1 tried to call exit(1)</span> -<span id="L146" class="LineNr">146 </span> <span class="subxComment"># check-ints-equal(ed->value, 2, msg) # i.e. stop was called with value 1</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 68/push <span class="Constant">"F - test-stop-skips-returns-on-exit"</span>/imm32 -<span id="L149" class="LineNr">149 </span> 68/push 2/imm32 -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L151" class="LineNr">151 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . call</span> -<span id="L153" class="LineNr">153 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L155" class="LineNr">155 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L157" class="LineNr">157 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L158" class="LineNr">158 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L159" class="LineNr">159 </span> 5d/pop-to-EBP -<span id="L160" class="LineNr">160 </span> c3/return -<span id="L161" class="LineNr">161 </span> -<span id="L162" class="LineNr">162 </span><span class="subxMinorFunction">_test-stop-1</span>: <span class="subxComment"># ed : (address exit-descriptor)</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L164" class="LineNr">164 </span> 55/push-EBP -<span id="L165" class="LineNr">165 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L166" class="LineNr">166 </span> <span class="subxComment"># _test-stop-2(ed)</span> -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L168" class="LineNr">168 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . call</span> -<span id="L170" class="LineNr">170 </span> e8/call <a href='059stop.subx.html#L189'>_test-stop-2</a>/disp32 -<span id="L171" class="LineNr">171 </span> <span class="subxComment"># should never get past this point</span> -<span id="L172" class="LineNr">172 </span><span class="Constant">$_test-stop-1:dead-end</span>: -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L174" class="LineNr">174 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L175" class="LineNr">175 </span> <span class="subxComment"># signal test failed: check-ints-equal(1, 0, msg)</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L177" class="LineNr">177 </span> 68/push <span class="Constant">"F - test-stop-skips-returns-on-exit"</span>/imm32 -<span id="L178" class="LineNr">178 </span> 68/push 0/imm32 -<span id="L179" class="LineNr">179 </span> 68/push 1/imm32 -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . call</span> -<span id="L181" class="LineNr">181 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L182" class="LineNr">182 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L183" class="LineNr">183 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L184" class="LineNr">184 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L185" class="LineNr">185 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L186" class="LineNr">186 </span> 5d/pop-to-EBP -<span id="L187" class="LineNr">187 </span> c3/return -<span id="L188" class="LineNr">188 </span> -<span id="L189" class="LineNr">189 </span><span class="subxMinorFunction">_test-stop-2</span>: <span class="subxComment"># ed : (address exit-descriptor)</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L191" class="LineNr">191 </span> 55/push-EBP -<span id="L192" class="LineNr">192 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L193" class="LineNr">193 </span> <span class="subxS1Comment"># . stop(ed, 1)</span> -<span id="L194" class="LineNr">194 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L195" class="LineNr">195 </span> 68/push 1/imm32 -<span id="L196" class="LineNr">196 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L198" class="LineNr">198 </span> e8/call <a href='059stop.subx.html#L91'>stop</a>/disp32 -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># should never get past this point</span> -<span id="L200" class="LineNr">200 </span><span class="Constant">$_test-stop-2:dead-end</span>: -<span id="L201" class="LineNr">201 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L202" class="LineNr">202 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L203" class="LineNr">203 </span> 5d/pop-to-EBP -<span id="L204" class="LineNr">204 </span> c3/return -<span id="L205" class="LineNr">205 </span> -<span id="L206" class="LineNr">206 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/060read.subx.html b/html/subx/060read.subx.html deleted file mode 100644 index 0c42255d..00000000 --- a/html/subx/060read.subx.html +++ /dev/null @@ -1,505 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - 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-<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/060read.subx'>https://github.com/akkartik/mu/blob/master/subx/060read.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># read: analogously to write, support reading from in-memory streams in</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># addition to file descriptors.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># We can pass it either a file descriptor or an address to a stream. If a</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># file descriptor is passed in, we _read from it using the right syscall. If a</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># stream is passed in (a fake file descriptor), we read from it instead. This</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># lets us initialize input for tests.</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment">#</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># A little counter-intuitively, the output of 'read' ends up in.. a stream. So</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># tests end up doing a redundant copy. Why? Well, consider the alternatives:</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment">#</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># a) Reading into a string, and returning a pointer to the end of the read</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># region, or a count of bytes written. Now this count or end pointer must be</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># managed separately by the caller, which can be error-prone.</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment">#</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># b) Having 'read' return a buffer that it allocates. But there's no way to</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># know in advance how large to make the buffer. If you read less than the</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># size of the buffer you again end up needing to manage initialized vs</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># uninitialized memory.</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment">#</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment"># c) Creating more helpful variants like 'read-byte' or 'read-until' which</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># also can take a file descriptor or stream, just like 'write'. But such</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># primitives don't exist in the Linux kernel, so we'd be implementing them</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment"># somehow, either with more internal buffering or by making multiple</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># syscalls.</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment">#</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxComment"># Reading into a stream avoids these problems. The buffer is externally</span> -<span id="L28" class="LineNr"> 28 </span><span class="subxComment"># provided and the caller has control over where it's allocated, its lifetime,</span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># and so on. The buffer's read and write pointers are internal to it so it's</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># easier to keep in a consistent state. And it can now be passed directly to</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxComment"># helpers like 'read-byte' or 'read-until' that only need to support streams,</span> -<span id="L32" class="LineNr"> 32 </span><span class="subxComment"># never file descriptors.</span> -<span id="L33" class="LineNr"> 33 </span><span class="subxComment">#</span> -<span id="L34" class="LineNr"> 34 </span><span class="subxComment"># Like with 'write', we assume our data segment will never begin at an address</span> -<span id="L35" class="LineNr"> 35 </span><span class="subxComment"># shorter than 0x08000000, so any smaller arguments are assumed to be real</span> -<span id="L36" class="LineNr"> 36 </span><span class="subxComment"># file descriptors.</span> -<span id="L37" class="LineNr"> 37 </span><span class="subxComment">#</span> -<span id="L38" class="LineNr"> 38 </span><span class="subxComment"># As a reminder, a stream looks like this:</span> -<span id="L39" class="LineNr"> 39 </span><span class="subxComment"># write: int # index at which to write to next</span> -<span id="L40" class="LineNr"> 40 </span><span class="subxComment"># read: int # index at which to read next</span> -<span id="L41" class="LineNr"> 41 </span><span class="subxComment"># data: (array byte) # prefixed by length as usual</span> -<span id="L42" class="LineNr"> 42 </span> -<span id="L43" class="LineNr"> 43 </span>== code -<span id="L44" class="LineNr"> 44 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L45" class="LineNr"> 45 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L46" class="LineNr"> 46 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L47" class="LineNr"> 47 </span> -<span id="L48" class="LineNr"> 48 </span><span class="subxFunction">read</span>: <span class="subxComment"># f : fd or (address stream), s : (address stream) -> num-bytes-read/EAX</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L50" class="LineNr"> 50 </span> 55/push-EBP -<span id="L51" class="LineNr"> 51 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment"># if (f < 0x08000000) return _read(f, s) # f can't be a user-mode address, so treat it as a kernel file descriptor</span> -<span id="L53" class="LineNr"> 53 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x08000000/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L54" class="LineNr"> 54 </span> 73/jump-if-greater-unsigned-or-equal $read:fake/disp8 -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L56" class="LineNr"> 56 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L57" class="LineNr"> 57 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . call</span> -<span id="L59" class="LineNr"> 59 </span> e8/call <a href='060read.subx.html#L199'>_read</a>/disp32 -<span id="L60" class="LineNr"> 60 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L61" class="LineNr"> 61 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># return</span> -<span id="L63" class="LineNr"> 63 </span> eb/jump $read:end/disp8 -<span id="L64" class="LineNr"> 64 </span><span class="Constant">$read:fake</span>: -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># otherwise, treat 'f' as a stream to scan from</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L67" class="LineNr"> 67 </span> 56/push-ESI -<span id="L68" class="LineNr"> 68 </span> 57/push-EDI -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># ESI = f</span> -<span id="L70" class="LineNr"> 70 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># EDI = s</span> -<span id="L72" class="LineNr"> 72 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># EAX = _buffer-4(out = &s->data[s->write], outend = &s->data[s->length],</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># in = &f->data[f->read], inend = &f->data[f->write])</span> -<span id="L75" class="LineNr"> 75 </span> <span class="subxS2Comment"># . . push &f->data[f->write]</span> -<span id="L76" class="LineNr"> 76 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L77" class="LineNr"> 77 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L78" class="LineNr"> 78 </span> 50/push-EAX -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . push &f->data[f->read]</span> -<span id="L80" class="LineNr"> 80 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L81" class="LineNr"> 81 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L82" class="LineNr"> 82 </span> 50/push-EAX -<span id="L83" class="LineNr"> 83 </span> <span class="subxS2Comment"># . . push &s->data[s->length]</span> -<span id="L84" class="LineNr"> 84 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EAX</span> -<span id="L85" class="LineNr"> 85 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EAX+12 to EAX</span> -<span id="L86" class="LineNr"> 86 </span> 50/push-EAX -<span id="L87" class="LineNr"> 87 </span> <span class="subxS2Comment"># . . push &s->data[s->write]</span> -<span id="L88" class="LineNr"> 88 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EAX</span> -<span id="L89" class="LineNr"> 89 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EAX+12 to EAX</span> -<span id="L90" class="LineNr"> 90 </span> 50/push-EAX -<span id="L91" class="LineNr"> 91 </span> <span class="subxS2Comment"># . . call</span> -<span id="L92" class="LineNr"> 92 </span> e8/call <a href='060read.subx.html#L145'>_buffer-4</a>/disp32 -<span id="L93" class="LineNr"> 93 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L94" class="LineNr"> 94 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># s->write += EAX</span> -<span id="L96" class="LineNr"> 96 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *EDI</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># f->read += EAX</span> -<span id="L98" class="LineNr"> 98 </span> 01/add 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># add EAX to *(ESI+4)</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L100" class="LineNr">100 </span> 5f/pop-to-EDI -<span id="L101" class="LineNr">101 </span> 5e/pop-to-ESI -<span id="L102" class="LineNr">102 </span><span class="Constant">$read:end</span>: -<span id="L103" class="LineNr">103 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L104" class="LineNr">104 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L105" class="LineNr">105 </span> 5d/pop-to-EBP -<span id="L106" class="LineNr">106 </span> c3/return -<span id="L107" class="LineNr">107 </span> -<span id="L108" class="LineNr">108 </span><span class="subxH1Comment"># - helpers</span> -<span id="L109" class="LineNr">109 </span> -<span id="L110" class="LineNr">110 </span><span class="subxComment"># '_buffer' is like '_append', but silently stops instead of aborting when it runs out of space</span> -<span id="L111" class="LineNr">111 </span> -<span id="L112" class="LineNr">112 </span><span class="subxComment"># 3-argument variant of _buffer</span> -<span id="L113" class="LineNr">113 </span><span class="subxMinorFunction">_buffer-3</span>: <span class="subxComment"># out : address, outend : address, s : (array byte) -> num_bytes_buffered/EAX</span> -<span id="L114" class="LineNr">114 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L115" class="LineNr">115 </span> 55/push-EBP -<span id="L116" class="LineNr">116 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L117" class="LineNr">117 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L118" class="LineNr">118 </span> 51/push-ECX -<span id="L119" class="LineNr">119 </span> <span class="subxComment"># EAX = _buffer-4(out, outend, &s->data[0], &s->data[s->length])</span> -<span id="L120" class="LineNr">120 </span> <span class="subxS2Comment"># . . push &s->data[s->length]</span> -<span id="L121" class="LineNr">121 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L122" class="LineNr">122 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L123" class="LineNr">123 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L124" class="LineNr">124 </span> 51/push-ECX -<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . push &s->data[0]</span> -<span id="L126" class="LineNr">126 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+4 to ECX</span> -<span id="L127" class="LineNr">127 </span> 51/push-ECX -<span id="L128" class="LineNr">128 </span> <span class="subxS2Comment"># . . push outend</span> -<span id="L129" class="LineNr">129 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . push out</span> -<span id="L131" class="LineNr">131 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L132" class="LineNr">132 </span> <span class="subxS2Comment"># . . call</span> -<span id="L133" class="LineNr">133 </span> e8/call <a href='060read.subx.html#L145'>_buffer-4</a>/disp32 -<span id="L134" class="LineNr">134 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L135" class="LineNr">135 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L136" class="LineNr">136 </span><span class="Constant">$_buffer-3:end</span>: -<span id="L137" class="LineNr">137 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L138" class="LineNr">138 </span> 59/pop-to-ECX -<span id="L139" class="LineNr">139 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L140" class="LineNr">140 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L141" class="LineNr">141 </span> 5d/pop-to-EBP -<span id="L142" class="LineNr">142 </span> c3/return -<span id="L143" class="LineNr">143 </span> -<span id="L144" class="LineNr">144 </span><span class="subxComment"># 4-argument variant of _buffer</span> -<span id="L145" class="LineNr">145 </span><span class="subxMinorFunction">_buffer-4</span>: <span class="subxComment"># out : address, outend : address, in : address, inend : address -> num_bytes_buffered/EAX</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L147" class="LineNr">147 </span> 55/push-EBP -<span id="L148" class="LineNr">148 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L149" class="LineNr">149 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L150" class="LineNr">150 </span> 51/push-ECX -<span id="L151" class="LineNr">151 </span> 52/push-EDX -<span id="L152" class="LineNr">152 </span> 53/push-EBX -<span id="L153" class="LineNr">153 </span> 56/push-ESI -<span id="L154" class="LineNr">154 </span> 57/push-EDI -<span id="L155" class="LineNr">155 </span> <span class="subxComment"># EAX/num_bytes_buffered = 0</span> -<span id="L156" class="LineNr">156 </span> b8/copy-to-EAX 0/imm32 -<span id="L157" class="LineNr">157 </span> <span class="subxComment"># EDI = out</span> -<span id="L158" class="LineNr">158 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L159" class="LineNr">159 </span> <span class="subxComment"># EDX = outend</span> -<span id="L160" class="LineNr">160 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L161" class="LineNr">161 </span> <span class="subxComment"># ESI = in</span> -<span id="L162" class="LineNr">162 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to ESI</span> -<span id="L163" class="LineNr">163 </span> <span class="subxComment"># ECX = inend</span> -<span id="L164" class="LineNr">164 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+20) to ECX</span> -<span id="L165" class="LineNr">165 </span><span class="Constant">$_buffer-4:loop</span>: -<span id="L166" class="LineNr">166 </span> <span class="subxComment"># if (in >= inend) break</span> -<span id="L167" class="LineNr">167 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with ECX</span> -<span id="L168" class="LineNr">168 </span> 73/jump-if-greater-or-equal-unsigned $_buffer-4:end/disp8 -<span id="L169" class="LineNr">169 </span> <span class="subxComment"># if (out >= outend) break # for now silently ignore filled up buffer</span> -<span id="L170" class="LineNr">170 </span> 39/compare 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDI with EDX</span> -<span id="L171" class="LineNr">171 </span> 73/jump-if-greater-or-equal-unsigned $_buffer-4:end/disp8 -<span id="L172" class="LineNr">172 </span> <span class="subxComment"># *out = *in</span> -<span id="L173" class="LineNr">173 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to BL</span> -<span id="L174" class="LineNr">174 </span> 88/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at BL to *EDI</span> -<span id="L175" class="LineNr">175 </span> <span class="subxComment"># ++num_bytes_buffered</span> -<span id="L176" class="LineNr">176 </span> 40/increment-EAX -<span id="L177" class="LineNr">177 </span> <span class="subxComment"># ++in</span> -<span id="L178" class="LineNr">178 </span> 46/increment-ESI -<span id="L179" class="LineNr">179 </span> <span class="subxComment"># ++out</span> -<span id="L180" class="LineNr">180 </span> 47/increment-EDI -<span id="L181" class="LineNr">181 </span> eb/jump $_buffer-4:loop/disp8 -<span id="L182" class="LineNr">182 </span><span class="Constant">$_buffer-4:end</span>: -<span id="L183" class="LineNr">183 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L184" class="LineNr">184 </span> 5f/pop-to-EDI -<span id="L185" class="LineNr">185 </span> 5e/pop-to-ESI -<span id="L186" class="LineNr">186 </span> 5b/pop-to-EBX -<span id="L187" class="LineNr">187 </span> 5a/pop-to-EDX -<span id="L188" class="LineNr">188 </span> 59/pop-to-ECX -<span id="L189" class="LineNr">189 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L190" class="LineNr">190 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L191" class="LineNr">191 </span> 5d/pop-to-EBP -<span id="L192" class="LineNr">192 </span> c3/return -<span id="L193" class="LineNr">193 </span> -<span id="L194" class="LineNr">194 </span> -<span id="L195" class="LineNr">195 </span><span class="subxComment"># idea: a clear-if-empty method on streams that clears only if f->read == f->write</span> -<span id="L196" class="LineNr">196 </span><span class="subxComment"># Unclear how I'd use it, though. Callers seem to need the check anyway.</span> -<span id="L197" class="LineNr">197 </span><span class="subxComment"># Maybe a better helper would be 'empty-stream?'</span> -<span id="L198" class="LineNr">198 </span> -<span id="L199" class="LineNr">199 </span><span class="subxMinorFunction">_read</span>: <span class="subxComment"># fd : int, s : (address stream) -> num-bytes-read/EAX</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L201" class="LineNr">201 </span> 55/push-EBP -<span id="L202" class="LineNr">202 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L204" class="LineNr">204 </span> 51/push-ECX -<span id="L205" class="LineNr">205 </span> 52/push-EDX -<span id="L206" class="LineNr">206 </span> 53/push-EBX -<span id="L207" class="LineNr">207 </span> 56/push-ESI -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># ESI = s</span> -<span id="L209" class="LineNr">209 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L210" class="LineNr">210 </span> <span class="subxComment"># EAX = s->write</span> -<span id="L211" class="LineNr">211 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L212" class="LineNr">212 </span> <span class="subxComment"># EDX = s->length</span> -<span id="L213" class="LineNr">213 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to EDX</span> -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># syscall(read, fd, &s->data[s->write], s->length - s->write)</span> -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . fd : EBX</span> -<span id="L216" class="LineNr">216 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EBX</span> -<span id="L217" class="LineNr">217 </span> <span class="subxS2Comment"># . . data : ECX = &s->data[s->write]</span> -<span id="L218" class="LineNr">218 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to ECX</span> -<span id="L219" class="LineNr">219 </span> <span class="subxS2Comment"># . . size : EDX = s->length - s->write</span> -<span id="L220" class="LineNr">220 </span> 29/subtract 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from EDX</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . syscall</span> -<span id="L222" class="LineNr">222 </span> b8/copy-to-EAX 3/imm32/read -<span id="L223" class="LineNr">223 </span> cd/syscall 0x80/imm8 -<span id="L224" class="LineNr">224 </span> <span class="subxComment"># add the result EAX to s->write</span> -<span id="L225" class="LineNr">225 </span> 01/add 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *ESI</span> -<span id="L226" class="LineNr">226 </span><span class="Constant">$_read:end</span>: -<span id="L227" class="LineNr">227 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L228" class="LineNr">228 </span> 5e/pop-to-ESI -<span id="L229" class="LineNr">229 </span> 5b/pop-to-EBX -<span id="L230" class="LineNr">230 </span> 5a/pop-to-EDX -<span id="L231" class="LineNr">231 </span> 59/pop-to-ECX -<span id="L232" class="LineNr">232 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L233" class="LineNr">233 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L234" class="LineNr">234 </span> 5d/pop-to-EBP -<span id="L235" class="LineNr">235 </span> c3/return -<span id="L236" class="LineNr">236 </span> -<span id="L237" class="LineNr">237 </span> <span class="subxComment"># Two options:</span> -<span id="L238" class="LineNr">238 </span> <span class="subxComment"># 1 (what we have above):</span> -<span id="L239" class="LineNr">239 </span> <span class="subxComment"># ECX = s</span> -<span id="L240" class="LineNr">240 </span> <span class="subxComment"># EAX = s->write</span> -<span id="L241" class="LineNr">241 </span> <span class="subxComment"># EDX = s->length</span> -<span id="L242" class="LineNr">242 </span> <span class="subxComment"># # syscall</span> -<span id="L243" class="LineNr">243 </span> <span class="subxComment"># ECX = lea ECX+EAX+12</span> -<span id="L244" class="LineNr">244 </span> <span class="subxComment"># EDX = sub EDX EAX</span> -<span id="L245" class="LineNr">245 </span> <span class="subxComment">#</span> -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># 2:</span> -<span id="L247" class="LineNr">247 </span> <span class="subxComment"># ECX = s</span> -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># EDX = s->length</span> -<span id="L249" class="LineNr">249 </span> <span class="subxComment"># ECX = &s->data</span> -<span id="L250" class="LineNr">250 </span> <span class="subxComment"># # syscall</span> -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># ECX = add ECX, s->write</span> -<span id="L252" class="LineNr">252 </span> <span class="subxComment"># EDX = sub EDX, s->write</span> -<span id="L253" class="LineNr">253 </span> <span class="subxComment">#</span> -<span id="L254" class="LineNr">254 </span> <span class="subxComment"># Not much to choose between the two? Option 2 performs a duplicate load to</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># use one less register, but doesn't increase the amount of spilling (ECX</span> -<span id="L256" class="LineNr">256 </span> <span class="subxComment"># and EDX must be used, and EAX must be clobbered anyway).</span> -<span id="L257" class="LineNr">257 </span> -<span id="L258" class="LineNr">258 </span><span class="subxH1Comment"># - tests</span> -<span id="L259" class="LineNr">259 </span> -<span id="L260" class="LineNr">260 </span><span class="subxTest">test-read-single</span>: -<span id="L261" class="LineNr">261 </span> <span class="subxH1Comment"># - write a single character into _test-stream, then read from it</span> -<span id="L262" class="LineNr">262 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L263" class="LineNr">263 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L264" class="LineNr">264 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L265" class="LineNr">265 </span> <span class="subxS2Comment"># . . call</span> -<span id="L266" class="LineNr">266 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L267" class="LineNr">267 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L268" class="LineNr">268 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># clear-stream(_test-tmp-stream)</span> -<span id="L270" class="LineNr">270 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L271" class="LineNr">271 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L272" class="LineNr">272 </span> <span class="subxS2Comment"># . . call</span> -<span id="L273" class="LineNr">273 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L274" class="LineNr">274 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L275" class="LineNr">275 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L276" class="LineNr">276 </span> <span class="subxComment"># write(_test-stream, "Ab")</span> -<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L278" class="LineNr">278 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L279" class="LineNr">279 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L280" class="LineNr">280 </span> <span class="subxS2Comment"># . . call</span> -<span id="L281" class="LineNr">281 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L282" class="LineNr">282 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L283" class="LineNr">283 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L284" class="LineNr">284 </span> <span class="subxComment"># EAX = read(_test-stream, _test-tmp-stream)</span> -<span id="L285" class="LineNr">285 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L286" class="LineNr">286 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L287" class="LineNr">287 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L288" class="LineNr">288 </span> <span class="subxS2Comment"># . . call</span> -<span id="L289" class="LineNr">289 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L290" class="LineNr">290 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L291" class="LineNr">291 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L292" class="LineNr">292 </span> <span class="subxComment"># check-ints-equal(EAX, 2, msg)</span> -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L294" class="LineNr">294 </span> 68/push <span class="Constant">"F - <a href='060read.subx.html#L260'>test-read-single</a>: return EAX"</span>/imm32 -<span id="L295" class="LineNr">295 </span> 68/push 2/imm32 -<span id="L296" class="LineNr">296 </span> 50/push-EAX -<span id="L297" class="LineNr">297 </span> <span class="subxS2Comment"># . . call</span> -<span id="L298" class="LineNr">298 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L299" class="LineNr">299 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L300" class="LineNr">300 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L301" class="LineNr">301 </span> <span class="subxComment"># check-stream-equal(_test-tmp-stream, "Ab", msg)</span> -<span id="L302" class="LineNr">302 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L303" class="LineNr">303 </span> 68/push <span class="Constant">"F - test-read-single"</span>/imm32 -<span id="L304" class="LineNr">304 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L305" class="LineNr">305 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . call</span> -<span id="L307" class="LineNr">307 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L308" class="LineNr">308 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L309" class="LineNr">309 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L310" class="LineNr">310 </span> <span class="subxComment"># end</span> -<span id="L311" class="LineNr">311 </span> c3/return -<span id="L312" class="LineNr">312 </span> -<span id="L313" class="LineNr">313 </span><span class="subxTest">test-read-is-stateful</span>: -<span id="L314" class="LineNr">314 </span> <span class="subxH1Comment"># - make two consecutive reads, check that their results are appended</span> -<span id="L315" class="LineNr">315 </span> <span class="subxComment"># clear-stream(_test-stream)</span> -<span id="L316" class="LineNr">316 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L317" class="LineNr">317 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L318" class="LineNr">318 </span> <span class="subxS2Comment"># . . call</span> -<span id="L319" class="LineNr">319 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L320" class="LineNr">320 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L321" class="LineNr">321 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L322" class="LineNr">322 </span> <span class="subxComment"># clear-stream(_test-tmp-stream)</span> -<span id="L323" class="LineNr">323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L324" class="LineNr">324 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . call</span> -<span id="L326" class="LineNr">326 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L327" class="LineNr">327 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L328" class="LineNr">328 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L329" class="LineNr">329 </span> <span class="subxComment"># write(_test-stream, "C")</span> -<span id="L330" class="LineNr">330 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L331" class="LineNr">331 </span> 68/push <span class="Constant">"C"</span>/imm32 -<span id="L332" class="LineNr">332 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L333" class="LineNr">333 </span> <span class="subxS2Comment"># . . call</span> -<span id="L334" class="LineNr">334 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L335" class="LineNr">335 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L336" class="LineNr">336 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L337" class="LineNr">337 </span> <span class="subxComment"># read(_test-stream, _test-tmp-stream)</span> -<span id="L338" class="LineNr">338 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L339" class="LineNr">339 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L340" class="LineNr">340 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L341" class="LineNr">341 </span> <span class="subxS2Comment"># . . call</span> -<span id="L342" class="LineNr">342 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L343" class="LineNr">343 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L344" class="LineNr">344 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L345" class="LineNr">345 </span> <span class="subxComment"># write(_test-stream, "D")</span> -<span id="L346" class="LineNr">346 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L347" class="LineNr">347 </span> 68/push <span class="Constant">"D"</span>/imm32 -<span id="L348" class="LineNr">348 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L349" class="LineNr">349 </span> <span class="subxS2Comment"># . . call</span> -<span id="L350" class="LineNr">350 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L351" class="LineNr">351 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L352" class="LineNr">352 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L353" class="LineNr">353 </span> <span class="subxComment"># read(_test-stream, _test-tmp-stream)</span> -<span id="L354" class="LineNr">354 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L355" class="LineNr">355 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L356" class="LineNr">356 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L357" class="LineNr">357 </span> <span class="subxS2Comment"># . . call</span> -<span id="L358" class="LineNr">358 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L359" class="LineNr">359 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L360" class="LineNr">360 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L361" class="LineNr">361 </span> <span class="subxComment"># check-stream-equal(_test-tmp-stream, "CD", msg)</span> -<span id="L362" class="LineNr">362 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L363" class="LineNr">363 </span> 68/push <span class="Constant">"F - test-read-is-stateful"</span>/imm32 -<span id="L364" class="LineNr">364 </span> 68/push <span class="Constant">"CD"</span>/imm32 -<span id="L365" class="LineNr">365 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L366" class="LineNr">366 </span> <span class="subxS2Comment"># . . call</span> -<span id="L367" class="LineNr">367 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L368" class="LineNr">368 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L369" class="LineNr">369 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L370" class="LineNr">370 </span> <span class="subxComment"># end</span> -<span id="L371" class="LineNr">371 </span> c3/return -<span id="L372" class="LineNr">372 </span> -<span id="L373" class="LineNr">373 </span><span class="subxTest">test-read-returns-0-on-end-of-file</span>: -<span id="L374" class="LineNr">374 </span> <span class="subxH1Comment"># - read after hitting end-of-file, check that result is 0</span> -<span id="L375" class="LineNr">375 </span> <span class="subxComment"># setup</span> -<span id="L376" class="LineNr">376 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L378" class="LineNr">378 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . call</span> -<span id="L380" class="LineNr">380 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L381" class="LineNr">381 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L382" class="LineNr">382 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L383" class="LineNr">383 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L384" class="LineNr">384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L385" class="LineNr">385 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L386" class="LineNr">386 </span> <span class="subxS2Comment"># . . call</span> -<span id="L387" class="LineNr">387 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L388" class="LineNr">388 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L389" class="LineNr">389 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L390" class="LineNr">390 </span> <span class="subxS1Comment"># . write(_test-stream, "Ab")</span> -<span id="L391" class="LineNr">391 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L392" class="LineNr">392 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L393" class="LineNr">393 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L394" class="LineNr">394 </span> <span class="subxS2Comment"># . . call</span> -<span id="L395" class="LineNr">395 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L396" class="LineNr">396 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L397" class="LineNr">397 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L398" class="LineNr">398 </span> <span class="subxComment"># first read gets to end-of-file</span> -<span id="L399" class="LineNr">399 </span> <span class="subxS1Comment"># . read(_test-stream, _test-tmp-stream)</span> -<span id="L400" class="LineNr">400 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L401" class="LineNr">401 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L402" class="LineNr">402 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L403" class="LineNr">403 </span> <span class="subxS2Comment"># . . call</span> -<span id="L404" class="LineNr">404 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L405" class="LineNr">405 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L406" class="LineNr">406 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L407" class="LineNr">407 </span> <span class="subxComment"># second read</span> -<span id="L408" class="LineNr">408 </span> <span class="subxS1Comment"># . read(_test-stream, _test-tmp-stream)</span> -<span id="L409" class="LineNr">409 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L410" class="LineNr">410 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L411" class="LineNr">411 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L412" class="LineNr">412 </span> <span class="subxS2Comment"># . . call</span> -<span id="L413" class="LineNr">413 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L414" class="LineNr">414 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L415" class="LineNr">415 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L416" class="LineNr">416 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L417" class="LineNr">417 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L418" class="LineNr">418 </span> 68/push <span class="Constant">"F - test-read-returns-0-on-end-of-file"</span>/imm32 -<span id="L419" class="LineNr">419 </span> 68/push 0/imm32 -<span id="L420" class="LineNr">420 </span> 50/push-EAX -<span id="L421" class="LineNr">421 </span> <span class="subxS2Comment"># . . call</span> -<span id="L422" class="LineNr">422 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L423" class="LineNr">423 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L424" class="LineNr">424 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L425" class="LineNr">425 </span> <span class="subxComment"># end</span> -<span id="L426" class="LineNr">426 </span> c3/return -<span id="L427" class="LineNr">427 </span> -<span id="L428" class="LineNr">428 </span>== data -<span id="L429" class="LineNr">429 </span> -<span id="L430" class="LineNr">430 </span><span class="subxMinorFunction">_test-tmp-stream</span>: -<span id="L431" class="LineNr">431 </span> <span class="subxComment"># current write index</span> -<span id="L432" class="LineNr">432 </span> 0/imm32 -<span id="L433" class="LineNr">433 </span> <span class="subxComment"># current read index</span> -<span id="L434" class="LineNr">434 </span> 0/imm32 -<span id="L435" class="LineNr">435 </span> <span class="subxComment"># length</span> -<span id="L436" class="LineNr">436 </span> 8/imm32 -<span id="L437" class="LineNr">437 </span> <span class="subxComment"># data</span> -<span id="L438" class="LineNr">438 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L439" class="LineNr">439 </span> -<span id="L440" class="LineNr">440 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/061read-byte.subx.html b/html/subx/061read-byte.subx.html deleted file mode 100644 index 4071cc5f..00000000 --- a/html/subx/061read-byte.subx.html +++ /dev/null @@ -1,359 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/061read-byte.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/061read-byte.subx'>https://github.com/akkartik/mu/blob/master/subx/061read-byte.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># read-byte-buffered: one higher-level abstraction atop 'read'.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># There are many situations where 'read' is a lot to manage, and we need</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># to abstract some details away. One of them is when we want to read a file</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># character by character. In this situation we follow C's FILE data structure,</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># which manages the underlying file descriptor together with the buffer it</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># reads into. We call our version 'buffered-file'. Should be useful with other</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># primitives as well, in later layers.</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr"> 10 </span>== data -<span id="L11" class="LineNr"> 11 </span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># The buffered file for standard input. Also illustrates the layout for</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># buffered-file.</span> -<span id="L14" class="LineNr"> 14 </span><span class="SpecialChar">Stdin</span>: -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L16" class="LineNr"> 16 </span> 0/imm32 <span class="subxComment"># standard input</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># current write index</span> -<span id="L18" class="LineNr"> 18 </span> 0/imm32 -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># current read index</span> -<span id="L20" class="LineNr"> 20 </span> 0/imm32 -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># length</span> -<span id="L22" class="LineNr"> 22 </span> 8/imm32 -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># data</span> -<span id="L24" class="LineNr"> 24 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># TODO: 8 bytes is too small. We'll need to grow the buffer for efficiency. But</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxComment"># I don't want to type in 1024 bytes here.</span> -<span id="L28" class="LineNr"> 28 </span> -<span id="L29" class="LineNr"> 29 </span>== code -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L32" class="LineNr"> 32 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L33" class="LineNr"> 33 </span> -<span id="L34" class="LineNr"> 34 </span><span class="subxComment"># return next byte value in EAX, with top 3 bytes cleared.</span> -<span id="L35" class="LineNr"> 35 </span><span class="subxComment"># On reaching end of file, return 0xffffffff (Eof).</span> -<span id="L36" class="LineNr"> 36 </span><span class="subxFunction">read-byte-buffered</span>: <span class="subxComment"># f : (address buffered-file) -> byte-or-Eof/EAX</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L38" class="LineNr"> 38 </span> 55/push-EBP -<span id="L39" class="LineNr"> 39 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L41" class="LineNr"> 41 </span> 51/push-ECX -<span id="L42" class="LineNr"> 42 </span> 56/push-ESI -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># ESI = f</span> -<span id="L44" class="LineNr"> 44 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># ECX = f->read</span> -<span id="L46" class="LineNr"> 46 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to ECX</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxComment"># if (f->read >= f->write) populate stream from file</span> -<span id="L48" class="LineNr"> 48 </span> 3b/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+4)</span> -<span id="L49" class="LineNr"> 49 </span> 7c/jump-if-lesser $read-byte-buffered:from-stream/disp8 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># . clear-stream(stream = f+4)</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L52" class="LineNr"> 52 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+4 to EAX</span> -<span id="L53" class="LineNr"> 53 </span> 50/push-EAX -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . call</span> -<span id="L55" class="LineNr"> 55 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L57" class="LineNr"> 57 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS1Comment"># . f->read must now be 0; update its cache at ECX</span> -<span id="L59" class="LineNr"> 59 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxS1Comment"># . EAX = read(f->fd, stream = f+4)</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L62" class="LineNr"> 62 </span> 50/push-EAX -<span id="L63" class="LineNr"> 63 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxS2Comment"># . . call</span> -<span id="L65" class="LineNr"> 65 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L66" class="LineNr"> 66 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L67" class="LineNr"> 67 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># if (EAX == 0) return 0xffffffff</span> -<span id="L69" class="LineNr"> 69 </span> 3d/compare-EAX-and 0/imm32 -<span id="L70" class="LineNr"> 70 </span> 75/jump-if-not-equal $read-byte-buffered:from-stream/disp8 -<span id="L71" class="LineNr"> 71 </span> b8/copy-to-EAX 0xffffffff/imm32/Eof -<span id="L72" class="LineNr"> 72 </span> eb/jump $read-byte-buffered:end/disp8 -<span id="L73" class="LineNr"> 73 </span><span class="Constant">$read-byte-buffered:from-stream</span>: -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># read byte from stream</span> -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L76" class="LineNr"> 76 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L77" class="LineNr"> 77 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+16) to AL</span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># ++f->read</span> -<span id="L79" class="LineNr"> 79 </span> ff 0/subop/increment 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># increment *(ESI+8)</span> -<span id="L80" class="LineNr"> 80 </span><span class="Constant">$read-byte-buffered:end</span>: -<span id="L81" class="LineNr"> 81 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L82" class="LineNr"> 82 </span> 5e/pop-to-ESI -<span id="L83" class="LineNr"> 83 </span> 59/pop-to-ECX -<span id="L84" class="LineNr"> 84 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L85" class="LineNr"> 85 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L86" class="LineNr"> 86 </span> 5d/pop-to-EBP -<span id="L87" class="LineNr"> 87 </span> c3/return -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="subxH1Comment"># - tests</span> -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="subxTest">test-read-byte-buffered-single</span>: -<span id="L92" class="LineNr"> 92 </span> <span class="subxH1Comment"># - check that read-byte-buffered returns first byte of 'file'</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># setup</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L96" class="LineNr"> 96 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L97" class="LineNr"> 97 </span> <span class="subxS2Comment"># . . call</span> -<span id="L98" class="LineNr"> 98 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L100" class="LineNr">100 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L102" class="LineNr">102 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L103" class="LineNr">103 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L104" class="LineNr">104 </span> 05/add-to-EAX 4/imm32 -<span id="L105" class="LineNr">105 </span> 50/push-EAX -<span id="L106" class="LineNr">106 </span> <span class="subxS2Comment"># . . call</span> -<span id="L107" class="LineNr">107 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L109" class="LineNr">109 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS1Comment"># . write(_test-stream, "Ab")</span> -<span id="L111" class="LineNr">111 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L112" class="LineNr">112 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L113" class="LineNr">113 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . call</span> -<span id="L115" class="LineNr">115 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L116" class="LineNr">116 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L117" class="LineNr">117 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L118" class="LineNr">118 </span> <span class="subxComment"># read-byte-buffered(_test-buffered-file)</span> -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L120" class="LineNr">120 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># check-ints-equal(EAX, 'A', msg)</span> -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L127" class="LineNr">127 </span> 68/push <span class="Constant">"F - test-read-byte-buffered-single"</span>/imm32 -<span id="L128" class="LineNr">128 </span> 68/push 0x41/imm32 -<span id="L129" class="LineNr">129 </span> 50/push-EAX -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L131" class="LineNr">131 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L132" class="LineNr">132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L133" class="LineNr">133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L134" class="LineNr">134 </span> <span class="subxS1Comment"># . end</span> -<span id="L135" class="LineNr">135 </span> c3/return -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="subxTest">test-read-byte-buffered-multiple</span>: -<span id="L138" class="LineNr">138 </span> <span class="subxH1Comment"># - call read-byte-buffered twice, check that second call returns second byte</span> -<span id="L139" class="LineNr">139 </span> <span class="subxComment"># setup</span> -<span id="L140" class="LineNr">140 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L142" class="LineNr">142 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L143" class="LineNr">143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L144" class="LineNr">144 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L146" class="LineNr">146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L149" class="LineNr">149 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L150" class="LineNr">150 </span> 05/add-to-EAX 4/imm32 -<span id="L151" class="LineNr">151 </span> 50/push-EAX -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . call</span> -<span id="L153" class="LineNr">153 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L155" class="LineNr">155 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS1Comment"># . write(_test-stream, "Ab")</span> -<span id="L157" class="LineNr">157 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L158" class="LineNr">158 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L159" class="LineNr">159 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . call</span> -<span id="L161" class="LineNr">161 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L162" class="LineNr">162 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L163" class="LineNr">163 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L164" class="LineNr">164 </span> <span class="subxComment"># read-byte-buffered(_test-buffered-file)</span> -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L166" class="LineNr">166 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L168" class="LineNr">168 </span> e8/call <a href='061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L170" class="LineNr">170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L171" class="LineNr">171 </span> <span class="subxComment"># read-byte-buffered(_test-buffered-file)</span> -<span id="L172" class="LineNr">172 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L173" class="LineNr">173 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span> <span class="subxComment"># check-ints-equal(EAX, 'b', msg)</span> -<span id="L179" class="LineNr">179 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L180" class="LineNr">180 </span> 68/push <span class="Constant">"F - test-read-byte-buffered-multiple"</span>/imm32 -<span id="L181" class="LineNr">181 </span> 68/push 0x62/imm32 -<span id="L182" class="LineNr">182 </span> 50/push-EAX -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . call</span> -<span id="L184" class="LineNr">184 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L186" class="LineNr">186 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L187" class="LineNr">187 </span> <span class="subxS1Comment"># . end</span> -<span id="L188" class="LineNr">188 </span> c3/return -<span id="L189" class="LineNr">189 </span> -<span id="L190" class="LineNr">190 </span><span class="subxTest">test-read-byte-buffered-end-of-file</span>: -<span id="L191" class="LineNr">191 </span> <span class="subxH1Comment"># - call read-byte-buffered on an empty 'file', check that it returns Eof</span> -<span id="L192" class="LineNr">192 </span> <span class="subxComment"># setup</span> -<span id="L193" class="LineNr">193 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L194" class="LineNr">194 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L195" class="LineNr">195 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L196" class="LineNr">196 </span> <span class="subxS2Comment"># . . call</span> -<span id="L197" class="LineNr">197 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L198" class="LineNr">198 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L199" class="LineNr">199 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L201" class="LineNr">201 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L202" class="LineNr">202 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L203" class="LineNr">203 </span> 05/add-to-EAX 4/imm32 -<span id="L204" class="LineNr">204 </span> 50/push-EAX -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . call</span> -<span id="L206" class="LineNr">206 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L207" class="LineNr">207 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L208" class="LineNr">208 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L209" class="LineNr">209 </span> <span class="subxComment"># read-byte-buffered(_test-buffered-file)</span> -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L211" class="LineNr">211 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L212" class="LineNr">212 </span> <span class="subxS2Comment"># . . call</span> -<span id="L213" class="LineNr">213 </span> e8/call <a href='061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L214" class="LineNr">214 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L215" class="LineNr">215 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L216" class="LineNr">216 </span> <span class="subxComment"># check-ints-equal(EAX, 0xffffffff, msg)</span> -<span id="L217" class="LineNr">217 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L218" class="LineNr">218 </span> 68/push <span class="Constant">"F - test-read-byte-buffered-end-of-file"</span>/imm32 -<span id="L219" class="LineNr">219 </span> 68/push 0xffffffff/imm32/Eof -<span id="L220" class="LineNr">220 </span> 50/push-EAX -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . call</span> -<span id="L222" class="LineNr">222 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L223" class="LineNr">223 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L224" class="LineNr">224 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L225" class="LineNr">225 </span> <span class="subxS1Comment"># . end</span> -<span id="L226" class="LineNr">226 </span> c3/return -<span id="L227" class="LineNr">227 </span> -<span id="L228" class="LineNr">228 </span><span class="subxTest">test-read-byte-buffered-refills-buffer</span>: -<span id="L229" class="LineNr">229 </span> <span class="subxH1Comment"># - consume buffered-file's buffer, check that next read-byte-buffered still works</span> -<span id="L230" class="LineNr">230 </span> <span class="subxComment"># setup</span> -<span id="L231" class="LineNr">231 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L233" class="LineNr">233 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L234" class="LineNr">234 </span> <span class="subxS2Comment"># . . call</span> -<span id="L235" class="LineNr">235 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L236" class="LineNr">236 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L237" class="LineNr">237 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L238" class="LineNr">238 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L239" class="LineNr">239 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L240" class="LineNr">240 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L241" class="LineNr">241 </span> 05/add-to-EAX 4/imm32 -<span id="L242" class="LineNr">242 </span> 50/push-EAX -<span id="L243" class="LineNr">243 </span> <span class="subxS2Comment"># . . call</span> -<span id="L244" class="LineNr">244 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L245" class="LineNr">245 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L246" class="LineNr">246 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L247" class="LineNr">247 </span> <span class="subxS1Comment"># . write(_test-stream, "Abcdefgh")</span> -<span id="L248" class="LineNr">248 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L249" class="LineNr">249 </span> 68/push <span class="Constant">"Abcdefgh"</span>/imm32 -<span id="L250" class="LineNr">250 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L251" class="LineNr">251 </span> <span class="subxS2Comment"># . . call</span> -<span id="L252" class="LineNr">252 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L253" class="LineNr">253 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L254" class="LineNr">254 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># pretend buffer is full</span> -<span id="L256" class="LineNr">256 </span> <span class="subxS1Comment"># . _test-buffered-file->read = 6 # >= _test-buffered-file->length</span> -<span id="L257" class="LineNr">257 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L258" class="LineNr">258 </span> c7 0/subop/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 6/imm32 <span class="subxComment"># copy to *(EAX+8)</span> -<span id="L259" class="LineNr">259 </span> <span class="subxComment"># read-byte-buffered(_test-buffered-file)</span> -<span id="L260" class="LineNr">260 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L261" class="LineNr">261 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . call</span> -<span id="L263" class="LineNr">263 </span> e8/call <a href='061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L264" class="LineNr">264 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L265" class="LineNr">265 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L266" class="LineNr">266 </span> <span class="subxComment"># check-ints-equal(EAX, 'A', msg)</span> -<span id="L267" class="LineNr">267 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L268" class="LineNr">268 </span> 68/push <span class="Constant">"F - test-read-byte-buffered-refills-buffer"</span>/imm32 -<span id="L269" class="LineNr">269 </span> 68/push 0x41/imm32 -<span id="L270" class="LineNr">270 </span> 50/push-EAX -<span id="L271" class="LineNr">271 </span> <span class="subxS2Comment"># . . call</span> -<span id="L272" class="LineNr">272 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L273" class="LineNr">273 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L274" class="LineNr">274 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L275" class="LineNr">275 </span> <span class="subxS1Comment"># . end</span> -<span id="L276" class="LineNr">276 </span> c3/return -<span id="L277" class="LineNr">277 </span> -<span id="L278" class="LineNr">278 </span>== data -<span id="L279" class="LineNr">279 </span> -<span id="L280" class="LineNr">280 </span><span class="subxComment"># a test buffered file for _test-stream</span> -<span id="L281" class="LineNr">281 </span><span class="subxMinorFunction">_test-buffered-file</span>: -<span id="L282" class="LineNr">282 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L283" class="LineNr">283 </span> <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L284" class="LineNr">284 </span> <span class="subxComment"># current write index</span> -<span id="L285" class="LineNr">285 </span> 0/imm32 -<span id="L286" class="LineNr">286 </span> <span class="subxComment"># current read index</span> -<span id="L287" class="LineNr">287 </span> 0/imm32 -<span id="L288" class="LineNr">288 </span> <span class="subxComment"># length</span> -<span id="L289" class="LineNr">289 </span> 6/imm32 -<span id="L290" class="LineNr">290 </span> <span class="subxComment"># data</span> -<span id="L291" class="LineNr">291 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> -<span id="L292" class="LineNr">292 </span> -<span id="L293" class="LineNr">293 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/062write-stream.subx.html b/html/subx/062write-stream.subx.html deleted file mode 100644 index f7b05f1e..00000000 --- a/html/subx/062write-stream.subx.html +++ /dev/null @@ -1,320 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/062write-stream.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/062write-stream.subx'>https://github.com/akkartik/mu/blob/master/subx/062write-stream.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># write-stream: like write, but write streams rather than strings</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="CommentedCode">#? Entry: # manual test</span> -<span id="L9" class="LineNr"> 9 </span><span class="CommentedCode">#? # write-stream(stdout, _test-stream2)</span> -<span id="L10" class="LineNr"> 10 </span><span class="CommentedCode">#? 68/push _test-stream2/imm32</span> -<span id="L11" class="LineNr"> 11 </span><span class="CommentedCode">#? 68/push 1/imm32/stdout</span> -<span id="L12" class="LineNr"> 12 </span><span class="CommentedCode">#? e8/call write-stream/disp32</span> -<span id="L13" class="LineNr"> 13 </span><span class="CommentedCode">#? # syscall(exit, Num-test-failures)</span> -<span id="L14" class="LineNr"> 14 </span><span class="CommentedCode">#? 8b/copy 0/mod/indirect 5/rm32/.disp32 . . 3/r32/EBX Num-test-failures/disp32 # copy *Num-test-failures to EBX</span> -<span id="L15" class="LineNr"> 15 </span><span class="CommentedCode">#? b8/copy-to-EAX 1/imm32/exit</span> -<span id="L16" class="LineNr"> 16 </span><span class="CommentedCode">#? cd/syscall 0x80/imm8</span> -<span id="L17" class="LineNr"> 17 </span> -<span id="L18" class="LineNr"> 18 </span><span class="subxFunction">write-stream</span>: <span class="subxComment"># f : fd or (address stream), s : (address stream) -> <void></span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L20" class="LineNr"> 20 </span> 55/push-EBP -<span id="L21" class="LineNr"> 21 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># if (f < 0x08000000) _write-stream(f, s), return # f can't be a user-mode address, so treat it as a kernel file descriptor</span> -<span id="L23" class="LineNr"> 23 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x08000000/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L24" class="LineNr"> 24 </span> 73/jump-if-greater-unsigned-or-equal $write-stream:fake/disp8 -<span id="L25" class="LineNr"> 25 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L26" class="LineNr"> 26 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L27" class="LineNr"> 27 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxS2Comment"># . . call</span> -<span id="L29" class="LineNr"> 29 </span> e8/call <a href='062write-stream.subx.html#L78'>_write-stream</a>/disp32 -<span id="L30" class="LineNr"> 30 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L31" class="LineNr"> 31 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L32" class="LineNr"> 32 </span> eb/jump $write-stream:end/disp8 -<span id="L33" class="LineNr"> 33 </span><span class="Constant">$write-stream:fake</span>: -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># otherwise, treat 'f' as a stream to append to</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L36" class="LineNr"> 36 </span> 50/push-EAX -<span id="L37" class="LineNr"> 37 </span> 56/push-ESI -<span id="L38" class="LineNr"> 38 </span> 57/push-EDI -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># EDI = f</span> -<span id="L40" class="LineNr"> 40 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># ESI = s</span> -<span id="L42" class="LineNr"> 42 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># EAX = _append-4(&f->data[f->write], &f->data[f->length], &s->data[s->read], &s->data[s->write])</span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxS2Comment"># . . push &s->data[s->write]</span> -<span id="L45" class="LineNr"> 45 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L46" class="LineNr"> 46 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L47" class="LineNr"> 47 </span> 50/push-EAX -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . push &s->data[s->read]</span> -<span id="L49" class="LineNr"> 49 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L50" class="LineNr"> 50 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L51" class="LineNr"> 51 </span> 50/push-EAX -<span id="L52" class="LineNr"> 52 </span> <span class="subxS2Comment"># . . push &f->data[f->length]</span> -<span id="L53" class="LineNr"> 53 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EAX</span> -<span id="L54" class="LineNr"> 54 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EAX+12 to EAX</span> -<span id="L55" class="LineNr"> 55 </span> 50/push-EAX -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . push &f->data[f->write]</span> -<span id="L57" class="LineNr"> 57 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EAX</span> -<span id="L58" class="LineNr"> 58 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EAX+12 to EAX</span> -<span id="L59" class="LineNr"> 59 </span> 50/push-EAX -<span id="L60" class="LineNr"> 60 </span> <span class="subxS2Comment"># . . call</span> -<span id="L61" class="LineNr"> 61 </span> e8/call <a href='056trace.subx.html#L913'>_append-4</a>/disp32 -<span id="L62" class="LineNr"> 62 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L63" class="LineNr"> 63 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># f->write += EAX</span> -<span id="L65" class="LineNr"> 65 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *EDI</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># s->read += EAX</span> -<span id="L67" class="LineNr"> 67 </span> 01/add 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># add EAX to *(ESI+4)</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L69" class="LineNr"> 69 </span> 5f/pop-to-EDI -<span id="L70" class="LineNr"> 70 </span> 5e/pop-to-ESI -<span id="L71" class="LineNr"> 71 </span> 58/pop-to-EAX -<span id="L72" class="LineNr"> 72 </span><span class="Constant">$write-stream:end</span>: -<span id="L73" class="LineNr"> 73 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L74" class="LineNr"> 74 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L75" class="LineNr"> 75 </span> 5d/pop-to-EBP -<span id="L76" class="LineNr"> 76 </span> c3/return -<span id="L77" class="LineNr"> 77 </span> -<span id="L78" class="LineNr"> 78 </span><span class="subxMinorFunction">_write-stream</span>: <span class="subxComment"># fd : int, s : (address stream) -> <void></span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L80" class="LineNr"> 80 </span> 55/push-EBP -<span id="L81" class="LineNr"> 81 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L83" class="LineNr"> 83 </span> 50/push-EAX -<span id="L84" class="LineNr"> 84 </span> 51/push-ECX -<span id="L85" class="LineNr"> 85 </span> 52/push-EDX -<span id="L86" class="LineNr"> 86 </span> 53/push-EBX -<span id="L87" class="LineNr"> 87 </span> 56/push-ESI -<span id="L88" class="LineNr"> 88 </span> 57/push-EDI -<span id="L89" class="LineNr"> 89 </span> <span class="subxComment"># ESI = s</span> -<span id="L90" class="LineNr"> 90 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment"># EDI = s->read</span> -<span id="L92" class="LineNr"> 92 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EDI</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># EDX = s->write</span> -<span id="L94" class="LineNr"> 94 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># syscall(write, fd, &s->data[s->read], s->write - s->read)</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxS2Comment"># . . fd : EBX</span> -<span id="L97" class="LineNr"> 97 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EBX</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxS2Comment"># . . data : ECX = &s->data[s->read]</span> -<span id="L99" class="LineNr"> 99 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 7/index/EDI <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EDI+12 to ECX</span> -<span id="L100" class="LineNr">100 </span> <span class="subxS2Comment"># . . size : EDX = s->write - s->read</span> -<span id="L101" class="LineNr">101 </span> 29/subtract 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EDI from EDX</span> -<span id="L102" class="LineNr">102 </span> <span class="subxS2Comment"># . . syscall</span> -<span id="L103" class="LineNr">103 </span> b8/copy-to-EAX 4/imm32/write -<span id="L104" class="LineNr">104 </span> cd/syscall 0x80/imm8 -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># if (EAX < 0) abort</span> -<span id="L106" class="LineNr">106 </span> 3d/compare-EAX-with 0/imm32 -<span id="L107" class="LineNr">107 </span> 0f 8c/jump-if-lesser $_write-stream:abort/disp32 -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># s->read += EAX</span> -<span id="L109" class="LineNr">109 </span> 01/add 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># add EAX to *(ESI+4)</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L111" class="LineNr">111 </span> 5f/pop-to-EDI -<span id="L112" class="LineNr">112 </span> 5e/pop-to-ESI -<span id="L113" class="LineNr">113 </span> 5b/pop-to-EBX -<span id="L114" class="LineNr">114 </span> 5a/pop-to-EDX -<span id="L115" class="LineNr">115 </span> 59/pop-to-ECX -<span id="L116" class="LineNr">116 </span> 58/pop-to-EAX -<span id="L117" class="LineNr">117 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L118" class="LineNr">118 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L119" class="LineNr">119 </span> 5d/pop-to-EBP -<span id="L120" class="LineNr">120 </span> c3/return -<span id="L121" class="LineNr">121 </span> -<span id="L122" class="LineNr">122 </span><span class="Constant">$_write-stream:abort</span>: -<span id="L123" class="LineNr">123 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L125" class="LineNr">125 </span> 68/push <span class="Constant">"_write-stream: failed to <a href='057write.subx.html#L24'>write</a> to file\n"</span>/imm32 -<span id="L126" class="LineNr">126 </span> 68/push 2/imm32/stderr -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . call</span> -<span id="L128" class="LineNr">128 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L130" class="LineNr">130 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L131" class="LineNr">131 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L132" class="LineNr">132 </span> bb/copy-to-EBX 1/imm32 -<span id="L133" class="LineNr">133 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L134" class="LineNr">134 </span> cd/syscall 0x80/imm8 -<span id="L135" class="LineNr">135 </span> <span class="subxComment"># never gets here</span> -<span id="L136" class="LineNr">136 </span> -<span id="L137" class="LineNr">137 </span><span class="subxTest">test-write-stream-single</span>: -<span id="L138" class="LineNr">138 </span> <span class="subxComment"># setup</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L140" class="LineNr">140 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L141" class="LineNr">141 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L143" class="LineNr">143 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L145" class="LineNr">145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . clear-stream(_test-stream2)</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L149" class="LineNr">149 </span> <span class="subxS2Comment"># . . call</span> -<span id="L150" class="LineNr">150 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L151" class="LineNr">151 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L152" class="LineNr">152 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L153" class="LineNr">153 </span> <span class="subxS1Comment"># . write(_test-stream2, "Ab")</span> -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L155" class="LineNr">155 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L156" class="LineNr">156 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L157" class="LineNr">157 </span> <span class="subxS2Comment"># . . call</span> -<span id="L158" class="LineNr">158 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L159" class="LineNr">159 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L160" class="LineNr">160 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L161" class="LineNr">161 </span> <span class="subxComment"># write-stream(_test-stream, _test-stream2)</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L163" class="LineNr">163 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L164" class="LineNr">164 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . call</span> -<span id="L166" class="LineNr">166 </span> e8/call <a href='062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L168" class="LineNr">168 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L169" class="LineNr">169 </span> <span class="subxComment"># check-stream-equal(_test-stream, "Ab", msg)</span> -<span id="L170" class="LineNr">170 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L171" class="LineNr">171 </span> 68/push <span class="Constant">"F - test-write-stream-single"</span>/imm32 -<span id="L172" class="LineNr">172 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L173" class="LineNr">173 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span> <span class="subxS1Comment"># . end</span> -<span id="L179" class="LineNr">179 </span> c3/return -<span id="L180" class="LineNr">180 </span> -<span id="L181" class="LineNr">181 </span><span class="subxTest">test-write-stream-appends</span>: -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># setup</span> -<span id="L183" class="LineNr">183 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L184" class="LineNr">184 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L185" class="LineNr">185 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . call</span> -<span id="L187" class="LineNr">187 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L189" class="LineNr">189 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . clear-stream(_test-stream2)</span> -<span id="L191" class="LineNr">191 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L192" class="LineNr">192 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L194" class="LineNr">194 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L197" class="LineNr">197 </span> <span class="subxS1Comment"># . write(_test-stream2, "C")</span> -<span id="L198" class="LineNr">198 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L199" class="LineNr">199 </span> 68/push <span class="Constant">"C"</span>/imm32 -<span id="L200" class="LineNr">200 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L201" class="LineNr">201 </span> <span class="subxS2Comment"># . . call</span> -<span id="L202" class="LineNr">202 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L203" class="LineNr">203 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L204" class="LineNr">204 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L205" class="LineNr">205 </span> <span class="subxComment"># first write</span> -<span id="L206" class="LineNr">206 </span> <span class="subxS1Comment"># . write-stream(_test-stream, _test-stream2)</span> -<span id="L207" class="LineNr">207 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L208" class="LineNr">208 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L209" class="LineNr">209 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . call</span> -<span id="L211" class="LineNr">211 </span> e8/call <a href='062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L212" class="LineNr">212 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L213" class="LineNr">213 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># second write</span> -<span id="L215" class="LineNr">215 </span> <span class="subxS1Comment"># . write(_test-stream2, "D")</span> -<span id="L216" class="LineNr">216 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L217" class="LineNr">217 </span> 68/push <span class="Constant">"D"</span>/imm32 -<span id="L218" class="LineNr">218 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L219" class="LineNr">219 </span> <span class="subxS2Comment"># . . call</span> -<span id="L220" class="LineNr">220 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L222" class="LineNr">222 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L223" class="LineNr">223 </span> <span class="subxS1Comment"># . write-stream(_test-stream, _test-stream2)</span> -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L225" class="LineNr">225 </span> 68/push <a href='062write-stream.subx.html#L245'>_test-stream2</a>/imm32 -<span id="L226" class="LineNr">226 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L227" class="LineNr">227 </span> <span class="subxS2Comment"># . . call</span> -<span id="L228" class="LineNr">228 </span> e8/call <a href='062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L230" class="LineNr">230 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># check-stream-equal(_test-stream, "CD", msg)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L233" class="LineNr">233 </span> 68/push <span class="Constant">"F - test-write-stream-appends"</span>/imm32 -<span id="L234" class="LineNr">234 </span> 68/push <span class="Constant">"CD"</span>/imm32 -<span id="L235" class="LineNr">235 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L236" class="LineNr">236 </span> <span class="subxS2Comment"># . . call</span> -<span id="L237" class="LineNr">237 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L238" class="LineNr">238 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L239" class="LineNr">239 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L240" class="LineNr">240 </span> <span class="subxS1Comment"># . end</span> -<span id="L241" class="LineNr">241 </span> c3/return -<span id="L242" class="LineNr">242 </span> -<span id="L243" class="LineNr">243 </span>== data -<span id="L244" class="LineNr">244 </span> -<span id="L245" class="LineNr">245 </span><span class="subxMinorFunction">_test-stream2</span>: -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># current write index</span> -<span id="L247" class="LineNr">247 </span> 4/imm32 -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># current read index</span> -<span id="L249" class="LineNr">249 </span> 1/imm32 -<span id="L250" class="LineNr">250 </span> <span class="subxComment"># length</span> -<span id="L251" class="LineNr">251 </span> 8/imm32 -<span id="L252" class="LineNr">252 </span> <span class="subxComment"># data</span> -<span id="L253" class="LineNr">253 </span> 41/A 42/B 43/C 44/D 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L254" class="LineNr">254 </span> -<span id="L255" class="LineNr">255 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/063error.subx.html b/html/subx/063error.subx.html deleted file mode 100644 index 94b56159..00000000 --- a/html/subx/063error.subx.html +++ /dev/null @@ -1,113 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/063error.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/063error.subx'>https://github.com/akkartik/mu/blob/master/subx/063error.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Print an error message and exit.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># write(out, "Error: "+msg+"\n") then stop(ed, 1)</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">error</span>: <span class="subxComment"># ed : (address exit-descriptor), out : fd or (address stream), msg : (address array byte) -> <void></span> -<span id="L10" class="LineNr">10 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L11" class="LineNr">11 </span> 55/push-EBP -<span id="L12" class="LineNr">12 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L13" class="LineNr">13 </span> <span class="subxComment"># write(out, "Error: ")</span> -<span id="L14" class="LineNr">14 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L15" class="LineNr">15 </span> 68/push <span class="Constant">"Error: "</span>/imm32 -<span id="L16" class="LineNr">16 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L17" class="LineNr">17 </span> <span class="subxS2Comment"># . . call</span> -<span id="L18" class="LineNr">18 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L19" class="LineNr">19 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L20" class="LineNr">20 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L21" class="LineNr">21 </span> <span class="subxComment"># write(out, msg)</span> -<span id="L22" class="LineNr">22 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L23" class="LineNr">23 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L24" class="LineNr">24 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L25" class="LineNr">25 </span> <span class="subxS2Comment"># . . call</span> -<span id="L26" class="LineNr">26 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L27" class="LineNr">27 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L28" class="LineNr">28 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L29" class="LineNr">29 </span> <span class="subxComment"># write(out, Newline)</span> -<span id="L30" class="LineNr">30 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L31" class="LineNr">31 </span> 68/push <span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L32" class="LineNr">32 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L33" class="LineNr">33 </span> <span class="subxS2Comment"># . . call</span> -<span id="L34" class="LineNr">34 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L35" class="LineNr">35 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L36" class="LineNr">36 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L37" class="LineNr">37 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L38" class="LineNr">38 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L39" class="LineNr">39 </span> 68/push 1/imm32 -<span id="L40" class="LineNr">40 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L41" class="LineNr">41 </span> <span class="subxS2Comment"># . . call</span> -<span id="L42" class="LineNr">42 </span> e8/call <a href='059stop.subx.html#L91'>stop</a>/disp32 -<span id="L43" class="LineNr">43 </span> <span class="subxComment"># should never get past this point</span> -<span id="L44" class="LineNr">44 </span><span class="Constant">$error:dead-end</span>: -<span id="L45" class="LineNr">45 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L46" class="LineNr">46 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L47" class="LineNr">47 </span> 5d/pop-to-EBP -<span id="L48" class="LineNr">48 </span> c3/return -<span id="L49" class="LineNr">49 </span> -<span id="L50" class="LineNr">50 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/064write-byte.subx.html b/html/subx/064write-byte.subx.html deleted file mode 100644 index f272e0bd..00000000 --- a/html/subx/064write-byte.subx.html +++ /dev/null @@ -1,353 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/064write-byte.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxTest { color: #5f8700; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/064write-byte.subx'>https://github.com/akkartik/mu/blob/master/subx/064write-byte.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># write-byte-buffered: add a single byte to a buffered-file.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># flush: write out any buffered writes to disk.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># TODO: Come up with a way to signal failure to write to disk. This is hard</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># since the failure may impact previous calls that were buffered.</span> -<span id="L6" class="LineNr"> 6 </span> -<span id="L7" class="LineNr"> 7 </span>== data -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># The buffered file for standard output.</span> -<span id="L10" class="LineNr"> 10 </span><span class="SpecialChar">Stdout</span>: -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L12" class="LineNr"> 12 </span> 1/imm32 <span class="subxComment"># standard output</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># current write index</span> -<span id="L14" class="LineNr"> 14 </span> 0/imm32 -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># current read index</span> -<span id="L16" class="LineNr"> 16 </span> 0/imm32 -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># length</span> -<span id="L18" class="LineNr"> 18 </span> 8/imm32 -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># data</span> -<span id="L20" class="LineNr"> 20 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># TODO: 8 bytes is too small. We'll need to grow the buffer for efficiency. But</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># I don't want to type in 1024 bytes here.</span> -<span id="L24" class="LineNr"> 24 </span> -<span id="L25" class="LineNr"> 25 </span>== code -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L28" class="LineNr"> 28 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L29" class="LineNr"> 29 </span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># Write lower byte of 'n' to 'f'.</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxFunction">write-byte-buffered</span>: <span class="subxComment"># f : (address buffered-file), n : int -> <void></span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L33" class="LineNr"> 33 </span> 55/push-EBP -<span id="L34" class="LineNr"> 34 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L36" class="LineNr"> 36 </span> 51/push-ECX -<span id="L37" class="LineNr"> 37 </span> 57/push-EDI -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># EDI = f</span> -<span id="L39" class="LineNr"> 39 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># ECX = f->write</span> -<span id="L41" class="LineNr"> 41 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxComment"># if (f->write >= f->length) flush and clear f's stream</span> -<span id="L43" class="LineNr"> 43 </span> 3b/compare 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(EDI+12)</span> -<span id="L44" class="LineNr"> 44 </span> 7c/jump-if-lesser $write-byte-buffered:to-stream/disp8 -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . flush(f)</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L47" class="LineNr"> 47 </span> 57/push-EDI -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . call</span> -<span id="L49" class="LineNr"> 49 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L51" class="LineNr"> 51 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxS1Comment"># . clear-stream(stream = f+4)</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L54" class="LineNr"> 54 </span> 8d/copy-address 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+4 to EAX</span> -<span id="L55" class="LineNr"> 55 </span> 50/push-EAX -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . call</span> -<span id="L57" class="LineNr"> 57 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L59" class="LineNr"> 59 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxS1Comment"># . f->write must now be 0; update its cache at ECX</span> -<span id="L61" class="LineNr"> 61 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L62" class="LineNr"> 62 </span><span class="Constant">$write-byte-buffered:to-stream</span>: -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># write to stream</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># f->data[f->write] = LSB(n)</span> -<span id="L65" class="LineNr"> 65 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L66" class="LineNr"> 66 </span> 8a/copy-byte 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(EBP+12) to AL</span> -<span id="L67" class="LineNr"> 67 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+ECX+16)</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># ++f->write</span> -<span id="L69" class="LineNr"> 69 </span> ff 0/subop/increment 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># increment *(EDI+4)</span> -<span id="L70" class="LineNr"> 70 </span><span class="Constant">$write-byte-buffered:end</span>: -<span id="L71" class="LineNr"> 71 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L72" class="LineNr"> 72 </span> 5f/pop-to-EDI -<span id="L73" class="LineNr"> 73 </span> 59/pop-to-ECX -<span id="L74" class="LineNr"> 74 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L75" class="LineNr"> 75 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L76" class="LineNr"> 76 </span> 5d/pop-to-EBP -<span id="L77" class="LineNr"> 77 </span> c3/return -<span id="L78" class="LineNr"> 78 </span> -<span id="L79" class="LineNr"> 79 </span><span class="subxFunction">flush</span>: <span class="subxComment"># f : (address buffered-file) -> <void></span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L81" class="LineNr"> 81 </span> 55/push-EBP -<span id="L82" class="LineNr"> 82 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L84" class="LineNr"> 84 </span> 50/push-EAX -<span id="L85" class="LineNr"> 85 </span> 51/push-ECX -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># EAX = f</span> -<span id="L87" class="LineNr"> 87 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># write-stream(f->fd, data = f+4)</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L90" class="LineNr"> 90 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+4 to ECX</span> -<span id="L91" class="LineNr"> 91 </span> 51/push-ECX -<span id="L92" class="LineNr"> 92 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxS2Comment"># . . call</span> -<span id="L94" class="LineNr"> 94 </span> e8/call <a href='062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L95" class="LineNr"> 95 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L96" class="LineNr"> 96 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L97" class="LineNr"> 97 </span><span class="Constant">$flush:end</span>: -<span id="L98" class="LineNr"> 98 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L99" class="LineNr"> 99 </span> 59/pop-to-ECX -<span id="L100" class="LineNr">100 </span> 58/pop-to-EAX -<span id="L101" class="LineNr">101 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L102" class="LineNr">102 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L103" class="LineNr">103 </span> 5d/pop-to-EBP -<span id="L104" class="LineNr">104 </span> c3/return -<span id="L105" class="LineNr">105 </span> -<span id="L106" class="LineNr">106 </span><span class="subxTest">test-write-byte-buffered-single</span>: -<span id="L107" class="LineNr">107 </span> <span class="subxH1Comment"># - check that write-byte-buffered writes to first byte of 'file'</span> -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># setup</span> -<span id="L109" class="LineNr">109 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L111" class="LineNr">111 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L113" class="LineNr">113 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L115" class="LineNr">115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L118" class="LineNr">118 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L119" class="LineNr">119 </span> 05/add-to-EAX 4/imm32 -<span id="L120" class="LineNr">120 </span> 50/push-EAX -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># write-byte-buffered(_test-buffered-file, 'A')</span> -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L127" class="LineNr">127 </span> 68/push 0x41/imm32 -<span id="L128" class="LineNr">128 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . call</span> -<span id="L130" class="LineNr">130 </span> e8/call <a href='064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L132" class="LineNr">132 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L133" class="LineNr">133 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L134" class="LineNr">134 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L135" class="LineNr">135 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . call</span> -<span id="L137" class="LineNr">137 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L138" class="LineNr">138 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L139" class="LineNr">139 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L140" class="LineNr">140 </span> <span class="subxComment"># check-stream-equal(_test-stream, "A", msg)</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L142" class="LineNr">142 </span> 68/push <span class="Constant">"F - test-write-byte-buffered-single"</span>/imm32 -<span id="L143" class="LineNr">143 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L144" class="LineNr">144 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . call</span> -<span id="L146" class="LineNr">146 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L148" class="LineNr">148 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L149" class="LineNr">149 </span> <span class="subxS1Comment"># . end</span> -<span id="L150" class="LineNr">150 </span> c3/return -<span id="L151" class="LineNr">151 </span> -<span id="L152" class="LineNr">152 </span><span class="subxTest">test-write-byte-buffered-multiple-flushes</span>: -<span id="L153" class="LineNr">153 </span> <span class="subxH1Comment"># - check that write-byte-buffered correctly flushes buffered data</span> -<span id="L154" class="LineNr">154 </span> <span class="subxComment"># setup</span> -<span id="L155" class="LineNr">155 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L157" class="LineNr">157 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L158" class="LineNr">158 </span> <span class="subxS2Comment"># . . call</span> -<span id="L159" class="LineNr">159 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L161" class="LineNr">161 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L165" class="LineNr">165 </span> 05/add-to-EAX 4/imm32 -<span id="L166" class="LineNr">166 </span> 50/push-EAX -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L168" class="LineNr">168 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L170" class="LineNr">170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L171" class="LineNr">171 </span> <span class="subxComment"># fill up the buffer for _test-buffered-file</span> -<span id="L172" class="LineNr">172 </span> <span class="subxS1Comment"># . write(_test-buffered-file+4, 'abcdef')</span> -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L174" class="LineNr">174 </span> 68/push <span class="Constant">"abcdef"</span>/imm32 -<span id="L175" class="LineNr">175 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L176" class="LineNr">176 </span> 05/add-to-EAX 4/imm32 -<span id="L177" class="LineNr">177 </span> 50/push-EAX -<span id="L178" class="LineNr">178 </span> <span class="subxS2Comment"># . . call</span> -<span id="L179" class="LineNr">179 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L181" class="LineNr">181 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># write-byte-buffered(_test-buffered-file, 'g')</span> -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L184" class="LineNr">184 </span> 68/push 0x67/imm32 -<span id="L185" class="LineNr">185 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . call</span> -<span id="L187" class="LineNr">187 </span> e8/call <a href='064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L189" class="LineNr">189 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L190" class="LineNr">190 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L191" class="LineNr">191 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L192" class="LineNr">192 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L194" class="LineNr">194 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L197" class="LineNr">197 </span> <span class="subxComment"># check-stream-equal(_test-stream, "abcdef", msg)</span> -<span id="L198" class="LineNr">198 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L199" class="LineNr">199 </span> 68/push <span class="Constant">"F - <a href='064write-byte.subx.html#L152'>test-write-byte-buffered-multiple-flushes</a>: 1"</span>/imm32 -<span id="L200" class="LineNr">200 </span> 68/push <span class="Constant">"abcdefg"</span>/imm32 -<span id="L201" class="LineNr">201 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L202" class="LineNr">202 </span> <span class="subxS2Comment"># . . call</span> -<span id="L203" class="LineNr">203 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L205" class="LineNr">205 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L206" class="LineNr">206 </span> <span class="subxS1Comment"># . end</span> -<span id="L207" class="LineNr">207 </span> c3/return -<span id="L208" class="LineNr">208 </span> -<span id="L209" class="LineNr">209 </span><span class="subxH1Comment"># - variant without buffering</span> -<span id="L210" class="LineNr">210 </span> -<span id="L211" class="LineNr">211 </span><span class="subxComment"># Write lower byte of 'n' to 'f'.</span> -<span id="L212" class="LineNr">212 </span><span class="subxFunction">append-byte</span>: <span class="subxComment"># f : (address stream), n : int -> <void></span> -<span id="L213" class="LineNr">213 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L214" class="LineNr">214 </span> 55/push-EBP -<span id="L215" class="LineNr">215 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L216" class="LineNr">216 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L217" class="LineNr">217 </span> 51/push-ECX -<span id="L218" class="LineNr">218 </span> 57/push-EDI -<span id="L219" class="LineNr">219 </span> <span class="subxComment"># EDI = f</span> -<span id="L220" class="LineNr">220 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L221" class="LineNr">221 </span> <span class="subxComment"># ECX = f->write</span> -<span id="L222" class="LineNr">222 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L223" class="LineNr">223 </span> <span class="subxComment"># if (f->write >= f->length) abort</span> -<span id="L224" class="LineNr">224 </span> 3b/compare 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(EDI+8)</span> -<span id="L225" class="LineNr">225 </span> 7d/jump-if-greater-or-equal $append-byte:abort/disp8 -<span id="L226" class="LineNr">226 </span><span class="Constant">$append-byte:to-stream</span>: -<span id="L227" class="LineNr">227 </span> <span class="subxComment"># write to stream</span> -<span id="L228" class="LineNr">228 </span> <span class="subxComment"># f->data[f->write] = LSB(n)</span> -<span id="L229" class="LineNr">229 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L230" class="LineNr">230 </span> 8a/copy-byte 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(EBP+12) to AL</span> -<span id="L231" class="LineNr">231 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+ECX+12)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxComment"># ++f->write</span> -<span id="L233" class="LineNr">233 </span> ff 0/subop/increment 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># increment *EDI</span> -<span id="L234" class="LineNr">234 </span><span class="Constant">$append-byte:end</span>: -<span id="L235" class="LineNr">235 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L236" class="LineNr">236 </span> 5f/pop-to-EDI -<span id="L237" class="LineNr">237 </span> 59/pop-to-ECX -<span id="L238" class="LineNr">238 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L239" class="LineNr">239 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L240" class="LineNr">240 </span> 5d/pop-to-EBP -<span id="L241" class="LineNr">241 </span> c3/return -<span id="L242" class="LineNr">242 </span> -<span id="L243" class="LineNr">243 </span><span class="Constant">$append-byte:abort</span>: -<span id="L244" class="LineNr">244 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L245" class="LineNr">245 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L246" class="LineNr">246 </span> 68/push <span class="Constant">"append-byte: out of space\n"</span>/imm32 -<span id="L247" class="LineNr">247 </span> 68/push 2/imm32/stderr -<span id="L248" class="LineNr">248 </span> <span class="subxS2Comment"># . . call</span> -<span id="L249" class="LineNr">249 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L250" class="LineNr">250 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L251" class="LineNr">251 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L252" class="LineNr">252 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L253" class="LineNr">253 </span> bb/copy-to-EBX 1/imm32 -<span id="L254" class="LineNr">254 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L255" class="LineNr">255 </span> cd/syscall 0x80/imm8 -<span id="L256" class="LineNr">256 </span> <span class="subxComment"># never gets here</span> -<span id="L257" class="LineNr">257 </span> -<span id="L258" class="LineNr">258 </span><span class="subxTest">test-append-byte-single</span>: -<span id="L259" class="LineNr">259 </span> <span class="subxH1Comment"># - check that append-byte writes to first byte of 'file'</span> -<span id="L260" class="LineNr">260 </span> <span class="subxComment"># setup</span> -<span id="L261" class="LineNr">261 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L263" class="LineNr">263 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L264" class="LineNr">264 </span> <span class="subxS2Comment"># . . call</span> -<span id="L265" class="LineNr">265 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L267" class="LineNr">267 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># append-byte(_test-stream, 'A')</span> -<span id="L269" class="LineNr">269 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L270" class="LineNr">270 </span> 68/push 0x41/imm32 -<span id="L271" class="LineNr">271 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L272" class="LineNr">272 </span> <span class="subxS2Comment"># . . call</span> -<span id="L273" class="LineNr">273 </span> e8/call <a href='064write-byte.subx.html#L212'>append-byte</a>/disp32 -<span id="L274" class="LineNr">274 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L275" class="LineNr">275 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L276" class="LineNr">276 </span> <span class="subxComment"># check-stream-equal(_test-stream, "A", msg)</span> -<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L278" class="LineNr">278 </span> 68/push <span class="Constant">"F - test-append-byte-single"</span>/imm32 -<span id="L279" class="LineNr">279 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L280" class="LineNr">280 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L281" class="LineNr">281 </span> <span class="subxS2Comment"># . . call</span> -<span id="L282" class="LineNr">282 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L283" class="LineNr">283 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L284" class="LineNr">284 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L285" class="LineNr">285 </span> <span class="subxS1Comment"># . end</span> -<span id="L286" class="LineNr">286 </span> c3/return -<span id="L287" class="LineNr">287 </span> -<span id="L288" class="LineNr">288 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/065write-buffered.subx.html b/html/subx/065write-buffered.subx.html deleted file mode 100644 index b9504f1b..00000000 --- a/html/subx/065write-buffered.subx.html +++ /dev/null @@ -1,293 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/065write-buffered.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/065write-buffered.subx'>https://github.com/akkartik/mu/blob/master/subx/065write-buffered.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># write-buffered: like 'write', but for a buffered-file</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">write-buffered</span>: <span class="subxComment"># f : (address buffered-file), msg : (address array byte) -> <void></span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># pseudocode:</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># in = msg->data</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># inend = &msg->data[msg->length]</span> -<span id="L12" class="LineNr"> 12 </span> <span class="subxComment"># while (in < inend)</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># if f->write >= f->length</span> -<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># flush(f)</span> -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># clear-stream(f)</span> -<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># c = *in</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># f->data[f->write] = c</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># ++f->write</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># ++in</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxComment">#</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># registers:</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># in: ESI</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># inend: ECX</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># f: EDI</span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxComment"># f->length: EDX</span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># f->write: EBX (cached; need to keep in sync)</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># c: EAX</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment">#</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L30" class="LineNr"> 30 </span> 55/push-EBP -<span id="L31" class="LineNr"> 31 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L33" class="LineNr"> 33 </span> 50/push-EAX -<span id="L34" class="LineNr"> 34 </span> 51/push-ECX -<span id="L35" class="LineNr"> 35 </span> 52/push-EDX -<span id="L36" class="LineNr"> 36 </span> 53/push-EBX -<span id="L37" class="LineNr"> 37 </span> 56/push-ESI -<span id="L38" class="LineNr"> 38 </span> 57/push-EDI -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># EAX = msg</span> -<span id="L40" class="LineNr"> 40 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># in/ESI = msg->data</span> -<span id="L42" class="LineNr"> 42 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+4 to ESI</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># inend/ECX = &msg->data[msg->length]</span> -<span id="L44" class="LineNr"> 44 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L45" class="LineNr"> 45 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX to ECX</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># EDI = f</span> -<span id="L47" class="LineNr"> 47 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># EDX = f->length</span> -<span id="L49" class="LineNr"> 49 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+12) to EDX</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># EBX = f->write</span> -<span id="L51" class="LineNr"> 51 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to EBX</span> -<span id="L52" class="LineNr"> 52 </span><span class="Constant">$write-buffered:loop</span>: -<span id="L53" class="LineNr"> 53 </span> <span class="subxComment"># if (in >= inend) break</span> -<span id="L54" class="LineNr"> 54 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with ECX</span> -<span id="L55" class="LineNr"> 55 </span> 73/jump-if-greater-or-equal-unsigned $write-buffered:loop-end/disp8 -<span id="L56" class="LineNr"> 56 </span> <span class="subxComment"># if (f->write >= f->length) flush and clear f's stream</span> -<span id="L57" class="LineNr"> 57 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EBX with EDX</span> -<span id="L58" class="LineNr"> 58 </span> 7c/jump-if-lesser $write-buffered:to-stream/disp8 -<span id="L59" class="LineNr"> 59 </span> <span class="subxS1Comment"># . persist f->write</span> -<span id="L60" class="LineNr"> 60 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EDI+4)</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxS1Comment"># . flush(f)</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L63" class="LineNr"> 63 </span> 57/push-EDI -<span id="L64" class="LineNr"> 64 </span> <span class="subxS2Comment"># . . call</span> -<span id="L65" class="LineNr"> 65 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L66" class="LineNr"> 66 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L67" class="LineNr"> 67 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxS1Comment"># . clear-stream(stream = f+4)</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L70" class="LineNr"> 70 </span> 8d/copy-address 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+4 to EAX</span> -<span id="L71" class="LineNr"> 71 </span> 50/push-EAX -<span id="L72" class="LineNr"> 72 </span> <span class="subxS2Comment"># . . call</span> -<span id="L73" class="LineNr"> 73 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L74" class="LineNr"> 74 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L75" class="LineNr"> 75 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L76" class="LineNr"> 76 </span> <span class="subxS1Comment"># . f->write must now be 0; update its cache at EBX</span> -<span id="L77" class="LineNr"> 77 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L78" class="LineNr"> 78 </span><span class="Constant">$write-buffered:to-stream</span>: -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># write to stream</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># f->data[f->write] = *in</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxS1Comment"># . AL = *in</span> -<span id="L82" class="LineNr"> 82 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L83" class="LineNr"> 83 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L84" class="LineNr"> 84 </span> <span class="subxS1Comment"># . f->data[f->write] = AL</span> -<span id="L85" class="LineNr"> 85 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 3/index/EBX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EBX+16)</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># ++f->write</span> -<span id="L87" class="LineNr"> 87 </span> 43/increment-EBX -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># ++in</span> -<span id="L89" class="LineNr"> 89 </span> 46/increment-ESI -<span id="L90" class="LineNr"> 90 </span> eb/jump $write-buffered:loop/disp8 -<span id="L91" class="LineNr"> 91 </span><span class="Constant">$write-buffered:loop-end</span>: -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># persist necessary variables from registers</span> -<span id="L93" class="LineNr"> 93 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EDI+4)</span> -<span id="L94" class="LineNr"> 94 </span><span class="Constant">$write-buffered:end</span>: -<span id="L95" class="LineNr"> 95 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L96" class="LineNr"> 96 </span> 5f/pop-to-EDI -<span id="L97" class="LineNr"> 97 </span> 5e/pop-to-ESI -<span id="L98" class="LineNr"> 98 </span> 5b/pop-to-EBX -<span id="L99" class="LineNr"> 99 </span> 5a/pop-to-EDX -<span id="L100" class="LineNr">100 </span> 59/pop-to-ECX -<span id="L101" class="LineNr">101 </span> 58/pop-to-EAX -<span id="L102" class="LineNr">102 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L103" class="LineNr">103 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L104" class="LineNr">104 </span> 5d/pop-to-EBP -<span id="L105" class="LineNr">105 </span> c3/return -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="subxTest">test-write-buffered</span>: -<span id="L108" class="LineNr">108 </span> <span class="subxH1Comment"># - check that write-buffered writes to the file</span> -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># setup</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L111" class="LineNr">111 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L112" class="LineNr">112 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L113" class="LineNr">113 </span> <span class="subxS2Comment"># . . call</span> -<span id="L114" class="LineNr">114 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L115" class="LineNr">115 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L116" class="LineNr">116 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L117" class="LineNr">117 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L119" class="LineNr">119 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L120" class="LineNr">120 </span> 05/add-to-EAX 4/imm32 -<span id="L121" class="LineNr">121 </span> 50/push-EAX -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . call</span> -<span id="L123" class="LineNr">123 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L125" class="LineNr">125 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L126" class="LineNr">126 </span> <span class="subxComment"># write-buffered(_test-buffered-file, "Abc")</span> -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L128" class="LineNr">128 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L129" class="LineNr">129 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L131" class="LineNr">131 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L132" class="LineNr">132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L133" class="LineNr">133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L134" class="LineNr">134 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L136" class="LineNr">136 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L137" class="LineNr">137 </span> <span class="subxS2Comment"># . . call</span> -<span id="L138" class="LineNr">138 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L140" class="LineNr">140 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L141" class="LineNr">141 </span> <span class="subxComment"># check-stream-equal(_test-stream, "Abc", msg)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L143" class="LineNr">143 </span> 68/push <span class="Constant">"F - test-write-buffered-single"</span>/imm32 -<span id="L144" class="LineNr">144 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L145" class="LineNr">145 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L146" class="LineNr">146 </span> <span class="subxS2Comment"># . . call</span> -<span id="L147" class="LineNr">147 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L149" class="LineNr">149 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS1Comment"># . end</span> -<span id="L151" class="LineNr">151 </span> c3/return -<span id="L152" class="LineNr">152 </span> -<span id="L153" class="LineNr">153 </span><span class="subxTest">test-write-buffered-with-intermediate-flush</span>: -<span id="L154" class="LineNr">154 </span> <span class="subxH1Comment"># - check that write-buffered flushes in the middle if its buffer fills up</span> -<span id="L155" class="LineNr">155 </span> <span class="subxComment"># setup</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L157" class="LineNr">157 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L158" class="LineNr">158 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L159" class="LineNr">159 </span> <span class="subxS2Comment"># . . call</span> -<span id="L160" class="LineNr">160 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L161" class="LineNr">161 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L162" class="LineNr">162 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L164" class="LineNr">164 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L165" class="LineNr">165 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L166" class="LineNr">166 </span> 05/add-to-EAX 4/imm32 -<span id="L167" class="LineNr">167 </span> 50/push-EAX -<span id="L168" class="LineNr">168 </span> <span class="subxS2Comment"># . . call</span> -<span id="L169" class="LineNr">169 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L170" class="LineNr">170 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L171" class="LineNr">171 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L172" class="LineNr">172 </span> <span class="subxComment"># _test-stream can hold 8 bytes, but _test-buffered-file can hold only 6.</span> -<span id="L173" class="LineNr">173 </span> <span class="subxComment"># Try to write 7 bytes.</span> -<span id="L174" class="LineNr">174 </span> <span class="subxS1Comment"># . write-buffered(_test-buffered-file, "Abcdefg")</span> -<span id="L175" class="LineNr">175 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L176" class="LineNr">176 </span> 68/push <span class="Constant">"Abcdefg"</span>/imm32 -<span id="L177" class="LineNr">177 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L178" class="LineNr">178 </span> <span class="subxS2Comment"># . . call</span> -<span id="L179" class="LineNr">179 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L181" class="LineNr">181 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># don't flush</span> -<span id="L183" class="LineNr">183 </span> <span class="subxComment"># 6 bytes should still have gotten to _test-stream</span> -<span id="L184" class="LineNr">184 </span> <span class="subxS1Comment"># . check-ints-equal(*_test-stream->write, 6, msg)</span> -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L186" class="LineNr">186 </span> 68/push <span class="Constant">"F - <a href='065write-buffered.subx.html#L153'>test-write-buffered-with-intermediate-flush</a>: flushed data"</span>/imm32 -<span id="L187" class="LineNr">187 </span> 68/push 6/imm32 -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . push *_test-stream->write</span> -<span id="L189" class="LineNr">189 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L190" class="LineNr">190 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L191" class="LineNr">191 </span> <span class="subxS2Comment"># . . call</span> -<span id="L192" class="LineNr">192 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L194" class="LineNr">194 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L195" class="LineNr">195 </span> <span class="subxComment"># and 1 byte should still be in _test-buffered-file</span> -<span id="L196" class="LineNr">196 </span> <span class="subxS1Comment"># . check-ints-equal(*_test-buffered-file->write, 1, msg)</span> -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L198" class="LineNr">198 </span> 68/push <span class="Constant">"F - <a href='065write-buffered.subx.html#L153'>test-write-buffered-with-intermediate-flush</a>: unflushed bytes"</span>/imm32 -<span id="L199" class="LineNr">199 </span> 68/push 1/imm32 -<span id="L200" class="LineNr">200 </span> <span class="subxS2Comment"># . . push *_test-buffered-file->write</span> -<span id="L201" class="LineNr">201 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L202" class="LineNr">202 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS2Comment"># . . call</span> -<span id="L204" class="LineNr">204 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L206" class="LineNr">206 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L207" class="LineNr">207 </span> <span class="subxS1Comment"># . end</span> -<span id="L208" class="LineNr">208 </span> c3/return -<span id="L209" class="LineNr">209 </span> -<span id="L210" class="LineNr">210 </span>== data -<span id="L211" class="LineNr">211 </span> -<span id="L212" class="LineNr">212 </span><span class="subxComment"># The buffered file for standard error.</span> -<span id="L213" class="LineNr">213 </span><span class="SpecialChar">Stderr</span>: -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L215" class="LineNr">215 </span> 2/imm32 <span class="subxComment"># standard error</span> -<span id="L216" class="LineNr">216 </span> <span class="subxComment"># current write index</span> -<span id="L217" class="LineNr">217 </span> 0/imm32 -<span id="L218" class="LineNr">218 </span> <span class="subxComment"># current read index</span> -<span id="L219" class="LineNr">219 </span> 0/imm32 -<span id="L220" class="LineNr">220 </span> <span class="subxComment"># length</span> -<span id="L221" class="LineNr">221 </span> 8/imm32 -<span id="L222" class="LineNr">222 </span> <span class="subxComment"># data</span> -<span id="L223" class="LineNr">223 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L224" class="LineNr">224 </span> -<span id="L225" class="LineNr">225 </span><span class="subxComment"># TODO: 8 bytes is too small. We'll need to grow the buffer for efficiency. But</span> -<span id="L226" class="LineNr">226 </span><span class="subxComment"># I don't want to type in 1024 bytes here.</span> -<span id="L227" class="LineNr">227 </span> -<span id="L228" class="LineNr">228 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/066print-int.subx.html b/html/subx/066print-int.subx.html deleted file mode 100644 index c46d0536..00000000 --- a/html/subx/066print-int.subx.html +++ /dev/null @@ -1,437 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/066print-int.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Constant { color: #008787; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/066print-int.subx'>https://github.com/akkartik/mu/blob/master/subx/066print-int.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Print the (hex) textual representation of numbers.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">to-hex-char</span>: <span class="subxComment"># in/EAX : nibble -> out/EAX : byte</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># no error checking; accepts argument in EAX</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># if (EAX <= 9) return EAX + '0'</span> -<span id="L11" class="LineNr"> 11 </span> 3d/compare-EAX-with 0x9/imm32/9 -<span id="L12" class="LineNr"> 12 </span> 7f/jump-if-greater $to-hex-char:else/disp8 -<span id="L13" class="LineNr"> 13 </span> 05/add-to-EAX 0x30/imm32/0 -<span id="L14" class="LineNr"> 14 </span> c3/return -<span id="L15" class="LineNr"> 15 </span><span class="Constant">$to-hex-char:else</span>: -<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># otherwise return EAX + 'a' - 10</span> -<span id="L17" class="LineNr"> 17 </span> 05/add-to-EAX 0x57/imm32/a-10 -<span id="L18" class="LineNr"> 18 </span> c3/return -<span id="L19" class="LineNr"> 19 </span> -<span id="L20" class="LineNr"> 20 </span><span class="subxFunction">append-byte-hex</span>: <span class="subxComment"># f : (address stream), n : int -> <void></span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L22" class="LineNr"> 22 </span> 55/push-EBP -<span id="L23" class="LineNr"> 23 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L25" class="LineNr"> 25 </span> 50/push-EAX -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># AL = convert upper nibble to hex</span> -<span id="L27" class="LineNr"> 27 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L28" class="LineNr"> 28 </span> c1/shift 5/subop/logic-right 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm8 <span class="subxComment"># shift EAX right by 4 bits, while padding zeroes</span> -<span id="L29" class="LineNr"> 29 </span> 25/and-EAX 0xf/imm32 -<span id="L30" class="LineNr"> 30 </span> <span class="subxS1Comment"># . AL = to-hex-char(AL)</span> -<span id="L31" class="LineNr"> 31 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L34" class="LineNr"> 34 </span> 50/push-EAX -<span id="L35" class="LineNr"> 35 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxS2Comment"># . . call</span> -<span id="L37" class="LineNr"> 37 </span> e8/call <a href='064write-byte.subx.html#L212'>append-byte</a>/disp32 -<span id="L38" class="LineNr"> 38 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L39" class="LineNr"> 39 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># AL = convert lower nibble to hex</span> -<span id="L41" class="LineNr"> 41 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L42" class="LineNr"> 42 </span> 25/and-EAX 0xf/imm32 -<span id="L43" class="LineNr"> 43 </span> <span class="subxS1Comment"># . AL = to-hex-char(AL)</span> -<span id="L44" class="LineNr"> 44 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L47" class="LineNr"> 47 </span> 50/push-EAX -<span id="L48" class="LineNr"> 48 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxS2Comment"># . . call</span> -<span id="L50" class="LineNr"> 50 </span> e8/call <a href='064write-byte.subx.html#L212'>append-byte</a>/disp32 -<span id="L51" class="LineNr"> 51 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L52" class="LineNr"> 52 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L53" class="LineNr"> 53 </span><span class="Constant">$append-byte-hex:end</span>: -<span id="L54" class="LineNr"> 54 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L55" class="LineNr"> 55 </span> 58/pop-to-EAX -<span id="L56" class="LineNr"> 56 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L57" class="LineNr"> 57 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L58" class="LineNr"> 58 </span> 5d/pop-to-EBP -<span id="L59" class="LineNr"> 59 </span> c3/return -<span id="L60" class="LineNr"> 60 </span> -<span id="L61" class="LineNr"> 61 </span><span class="subxTest">test-append-byte-hex</span>: -<span id="L62" class="LineNr"> 62 </span> <span class="subxH1Comment"># - check that append-byte-hex adds the hex textual representation</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># setup</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L66" class="LineNr"> 66 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L67" class="LineNr"> 67 </span> <span class="subxS2Comment"># . . call</span> -<span id="L68" class="LineNr"> 68 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L69" class="LineNr"> 69 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L70" class="LineNr"> 70 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># append-byte-hex(_test-stream, 0xa) # exercises digit, non-digit as well as leading zero</span> -<span id="L72" class="LineNr"> 72 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L73" class="LineNr"> 73 </span> 68/push 0xa/imm32 -<span id="L74" class="LineNr"> 74 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L75" class="LineNr"> 75 </span> <span class="subxS2Comment"># . . call</span> -<span id="L76" class="LineNr"> 76 </span> e8/call <a href='066print-int.subx.html#L20'>append-byte-hex</a>/disp32 -<span id="L77" class="LineNr"> 77 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L78" class="LineNr"> 78 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0a", msg)</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L81" class="LineNr"> 81 </span> 68/push <span class="Constant">"F - test-append-byte-hex"</span>/imm32 -<span id="L82" class="LineNr"> 82 </span> 68/push <span class="Constant">"0a"</span>/imm32 -<span id="L83" class="LineNr"> 83 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L84" class="LineNr"> 84 </span> <span class="subxS2Comment"># . . call</span> -<span id="L85" class="LineNr"> 85 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L86" class="LineNr"> 86 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L87" class="LineNr"> 87 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxS1Comment"># . end</span> -<span id="L89" class="LineNr"> 89 </span> c3/return -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="subxComment"># print the hex representation for the lowest byte of a number</span> -<span id="L92" class="LineNr"> 92 </span><span class="subxFunction">print-byte-buffered</span>: <span class="subxComment"># f : (address buffered-file), n : int -> <void></span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L94" class="LineNr"> 94 </span> 55/push-EBP -<span id="L95" class="LineNr"> 95 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L97" class="LineNr"> 97 </span> 50/push-EAX -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># AL = convert upper nibble to hex</span> -<span id="L99" class="LineNr"> 99 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L100" class="LineNr">100 </span> c1/shift 5/subop/logic-right 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm8 <span class="subxComment"># shift EAX right by 4 bits, while padding zeroes</span> -<span id="L101" class="LineNr">101 </span> 25/and-EAX 0xf/imm32 -<span id="L102" class="LineNr">102 </span> <span class="subxS1Comment"># . AL = to-hex-char(AL)</span> -<span id="L103" class="LineNr">103 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L104" class="LineNr">104 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L105" class="LineNr">105 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L106" class="LineNr">106 </span> 50/push-EAX -<span id="L107" class="LineNr">107 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . call</span> -<span id="L109" class="LineNr">109 </span> e8/call <a href='064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L111" class="LineNr">111 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L112" class="LineNr">112 </span> <span class="subxComment"># AL = convert lower nibble to hex</span> -<span id="L113" class="LineNr">113 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L114" class="LineNr">114 </span> 25/and-EAX 0xf/imm32 -<span id="L115" class="LineNr">115 </span> <span class="subxS1Comment"># . AL = to-hex-char(AL)</span> -<span id="L116" class="LineNr">116 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L117" class="LineNr">117 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L119" class="LineNr">119 </span> 50/push-EAX -<span id="L120" class="LineNr">120 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span><span class="Constant">$print-byte-buffered:end</span>: -<span id="L126" class="LineNr">126 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L127" class="LineNr">127 </span> 58/pop-to-EAX -<span id="L128" class="LineNr">128 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L129" class="LineNr">129 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L130" class="LineNr">130 </span> 5d/pop-to-EBP -<span id="L131" class="LineNr">131 </span> c3/return -<span id="L132" class="LineNr">132 </span> -<span id="L133" class="LineNr">133 </span><span class="subxTest">test-print-byte-buffered</span>: -<span id="L134" class="LineNr">134 </span> <span class="subxH1Comment"># - check that print-byte-buffered prints the hex textual representation</span> -<span id="L135" class="LineNr">135 </span> <span class="subxComment"># setup</span> -<span id="L136" class="LineNr">136 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L137" class="LineNr">137 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L138" class="LineNr">138 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . call</span> -<span id="L140" class="LineNr">140 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L142" class="LineNr">142 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L143" class="LineNr">143 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L145" class="LineNr">145 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L146" class="LineNr">146 </span> 05/add-to-EAX 4/imm32 -<span id="L147" class="LineNr">147 </span> 50/push-EAX -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . call</span> -<span id="L149" class="LineNr">149 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L151" class="LineNr">151 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L152" class="LineNr">152 </span> <span class="subxComment"># print-byte-buffered(_test-buffered-file, 0xa) # exercises digit, non-digit as well as leading zero</span> -<span id="L153" class="LineNr">153 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L154" class="LineNr">154 </span> 68/push 0xa/imm32 -<span id="L155" class="LineNr">155 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . call</span> -<span id="L157" class="LineNr">157 </span> e8/call <a href='066print-int.subx.html#L92'>print-byte-buffered</a>/disp32 -<span id="L158" class="LineNr">158 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L159" class="LineNr">159 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L160" class="LineNr">160 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L161" class="LineNr">161 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L162" class="LineNr">162 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . call</span> -<span id="L164" class="LineNr">164 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L166" class="LineNr">166 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L167" class="LineNr">167 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0a", msg)</span> -<span id="L168" class="LineNr">168 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L169" class="LineNr">169 </span> 68/push <span class="Constant">"F - test-print-byte-buffered"</span>/imm32 -<span id="L170" class="LineNr">170 </span> 68/push <span class="Constant">"0a"</span>/imm32 -<span id="L171" class="LineNr">171 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L172" class="LineNr">172 </span> <span class="subxS2Comment"># . . call</span> -<span id="L173" class="LineNr">173 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L175" class="LineNr">175 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS1Comment"># . end</span> -<span id="L177" class="LineNr">177 </span> c3/return -<span id="L178" class="LineNr">178 </span> -<span id="L179" class="LineNr">179 </span><span class="subxFunction">print-int32</span>: <span class="subxComment"># f : (address stream), n : int -> <void></span> -<span id="L180" class="LineNr">180 </span> <span class="subxComment"># pseudocode:</span> -<span id="L181" class="LineNr">181 </span> <span class="subxComment"># write(f, "0x")</span> -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># ECX = 28</span> -<span id="L183" class="LineNr">183 </span> <span class="subxComment"># while true</span> -<span id="L184" class="LineNr">184 </span> <span class="subxComment"># if (ECX < 0) break</span> -<span id="L185" class="LineNr">185 </span> <span class="subxComment"># EAX = n >> ECX</span> -<span id="L186" class="LineNr">186 </span> <span class="subxComment"># EAX = EAX & 0xf</span> -<span id="L187" class="LineNr">187 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L188" class="LineNr">188 </span> <span class="subxComment"># ECX -= 4</span> -<span id="L189" class="LineNr">189 </span> <span class="subxComment">#</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L191" class="LineNr">191 </span> 55/push-EBP -<span id="L192" class="LineNr">192 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L193" class="LineNr">193 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L194" class="LineNr">194 </span> 50/push-EAX -<span id="L195" class="LineNr">195 </span> 51/push-ECX -<span id="L196" class="LineNr">196 </span> <span class="subxComment"># ECX = 28</span> -<span id="L197" class="LineNr">197 </span> b9/copy-to-ECX 0x1c/imm32 -<span id="L198" class="LineNr">198 </span><span class="Constant">$print-int32:print-hex-prefix</span>: -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># write(f, "0x")</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L201" class="LineNr">201 </span> 68/push <span class="Constant">"0x"</span>/imm32 -<span id="L202" class="LineNr">202 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS2Comment"># . . call</span> -<span id="L204" class="LineNr">204 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L206" class="LineNr">206 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L207" class="LineNr">207 </span><span class="Constant">$print-int32:loop</span>: -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># if (ECX < 0) break</span> -<span id="L209" class="LineNr">209 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ECX</span> -<span id="L210" class="LineNr">210 </span> 7c/jump-if-lesser $print-int32:end/disp8 -<span id="L211" class="LineNr">211 </span> <span class="subxComment"># EAX = n >> ECX</span> -<span id="L212" class="LineNr">212 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L213" class="LineNr">213 </span> d3/>>ECX 5/subop/pad-zeroes 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift EAX right by ECX bits, padding zeroes</span> -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># EAX = to-hex-char(AL)</span> -<span id="L215" class="LineNr">215 </span> 25/and-EAX 0xf/imm32 -<span id="L216" class="LineNr">216 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L217" class="LineNr">217 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L218" class="LineNr">218 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L219" class="LineNr">219 </span> 50/push-EAX -<span id="L220" class="LineNr">220 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . call</span> -<span id="L222" class="LineNr">222 </span> e8/call <a href='064write-byte.subx.html#L212'>append-byte</a>/disp32 -<span id="L223" class="LineNr">223 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L224" class="LineNr">224 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L225" class="LineNr">225 </span> <span class="subxComment"># ECX -= 4</span> -<span id="L226" class="LineNr">226 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ECX</span> -<span id="L227" class="LineNr">227 </span> eb/jump $print-int32:loop/disp8 -<span id="L228" class="LineNr">228 </span><span class="Constant">$print-int32:end</span>: -<span id="L229" class="LineNr">229 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L230" class="LineNr">230 </span> 59/pop-to-ECX -<span id="L231" class="LineNr">231 </span> 58/pop-to-EAX -<span id="L232" class="LineNr">232 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L233" class="LineNr">233 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L234" class="LineNr">234 </span> 5d/pop-to-EBP -<span id="L235" class="LineNr">235 </span> c3/return -<span id="L236" class="LineNr">236 </span> -<span id="L237" class="LineNr">237 </span><span class="subxTest">test-print-int32</span>: -<span id="L238" class="LineNr">238 </span> <span class="subxH1Comment"># - check that print-int32 prints the hex textual representation</span> -<span id="L239" class="LineNr">239 </span> <span class="subxComment"># setup</span> -<span id="L240" class="LineNr">240 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L241" class="LineNr">241 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L242" class="LineNr">242 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L243" class="LineNr">243 </span> <span class="subxS2Comment"># . . call</span> -<span id="L244" class="LineNr">244 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L245" class="LineNr">245 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L246" class="LineNr">246 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L247" class="LineNr">247 </span> <span class="subxComment"># print-int32(_test-stream, 0x8899aa)</span> -<span id="L248" class="LineNr">248 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L249" class="LineNr">249 </span> 68/push 0x8899aa/imm32 -<span id="L250" class="LineNr">250 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L251" class="LineNr">251 </span> <span class="subxS2Comment"># . . call</span> -<span id="L252" class="LineNr">252 </span> e8/call <a href='066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L253" class="LineNr">253 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L254" class="LineNr">254 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> -<span id="L256" class="LineNr">256 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L257" class="LineNr">257 </span> 68/push <span class="Constant">"F - test-print-int32"</span>/imm32 -<span id="L258" class="LineNr">258 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 -<span id="L259" class="LineNr">259 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L260" class="LineNr">260 </span> <span class="subxS2Comment"># . . call</span> -<span id="L261" class="LineNr">261 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L263" class="LineNr">263 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L264" class="LineNr">264 </span> <span class="subxS1Comment"># . end</span> -<span id="L265" class="LineNr">265 </span> c3/return -<span id="L266" class="LineNr">266 </span> -<span id="L267" class="LineNr">267 </span><span class="subxFunction">print-int32-buffered</span>: <span class="subxComment"># f : (address buffered-file), n : int -> <void></span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># pseudocode:</span> -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># write-buffered(f, "0x")</span> -<span id="L270" class="LineNr">270 </span> <span class="subxComment"># ECX = 28</span> -<span id="L271" class="LineNr">271 </span> <span class="subxComment"># while true</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># if (ECX < 0) break</span> -<span id="L273" class="LineNr">273 </span> <span class="subxComment"># EAX = n >> ECX</span> -<span id="L274" class="LineNr">274 </span> <span class="subxComment"># EAX = EAX & 0xf</span> -<span id="L275" class="LineNr">275 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L276" class="LineNr">276 </span> <span class="subxComment"># ECX -= 4</span> -<span id="L277" class="LineNr">277 </span> <span class="subxComment">#</span> -<span id="L278" class="LineNr">278 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L279" class="LineNr">279 </span> 55/push-EBP -<span id="L280" class="LineNr">280 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L281" class="LineNr">281 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L282" class="LineNr">282 </span> 50/push-EAX -<span id="L283" class="LineNr">283 </span> 51/push-ECX -<span id="L284" class="LineNr">284 </span> <span class="subxComment"># ECX = 28</span> -<span id="L285" class="LineNr">285 </span> b9/copy-to-ECX 0x1c/imm32 -<span id="L286" class="LineNr">286 </span><span class="Constant">$print-int32-buffered:print-hex-prefix</span>: -<span id="L287" class="LineNr">287 </span> <span class="subxComment"># write-buffered(f, "0x")</span> -<span id="L288" class="LineNr">288 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L289" class="LineNr">289 </span> 68/push <span class="Constant">"0x"</span>/imm32 -<span id="L290" class="LineNr">290 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L291" class="LineNr">291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L292" class="LineNr">292 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L294" class="LineNr">294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L295" class="LineNr">295 </span><span class="Constant">$print-int32-buffered:loop</span>: -<span id="L296" class="LineNr">296 </span> <span class="subxComment"># if (ECX < 0) break</span> -<span id="L297" class="LineNr">297 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ECX</span> -<span id="L298" class="LineNr">298 </span> 7c/jump-if-lesser $print-int32-buffered:end/disp8 -<span id="L299" class="LineNr">299 </span> <span class="subxComment"># EAX = n >> ECX</span> -<span id="L300" class="LineNr">300 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L301" class="LineNr">301 </span> d3/>>ECX 5/subop/pad-zeroes 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift EAX right by ECX bits, padding zeroes</span> -<span id="L302" class="LineNr">302 </span> <span class="subxComment"># EAX = to-hex-char(AL)</span> -<span id="L303" class="LineNr">303 </span> 25/and-EAX 0xf/imm32 -<span id="L304" class="LineNr">304 </span> e8/call <a href='066print-int.subx.html#L8'>to-hex-char</a>/disp32 -<span id="L305" class="LineNr">305 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L307" class="LineNr">307 </span> 50/push-EAX -<span id="L308" class="LineNr">308 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L309" class="LineNr">309 </span> <span class="subxS2Comment"># . . call</span> -<span id="L310" class="LineNr">310 </span> e8/call <a href='064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L311" class="LineNr">311 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L312" class="LineNr">312 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L313" class="LineNr">313 </span> <span class="subxComment"># ECX -= 4</span> -<span id="L314" class="LineNr">314 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ECX</span> -<span id="L315" class="LineNr">315 </span> eb/jump $print-int32-buffered:loop/disp8 -<span id="L316" class="LineNr">316 </span><span class="Constant">$print-int32-buffered:end</span>: -<span id="L317" class="LineNr">317 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L318" class="LineNr">318 </span> 59/pop-to-ECX -<span id="L319" class="LineNr">319 </span> 58/pop-to-EAX -<span id="L320" class="LineNr">320 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L321" class="LineNr">321 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L322" class="LineNr">322 </span> 5d/pop-to-EBP -<span id="L323" class="LineNr">323 </span> c3/return -<span id="L324" class="LineNr">324 </span> -<span id="L325" class="LineNr">325 </span><span class="subxTest">test-print-int32-buffered</span>: -<span id="L326" class="LineNr">326 </span> <span class="subxH1Comment"># - check that print-int32-buffered prints the hex textual representation</span> -<span id="L327" class="LineNr">327 </span> <span class="subxComment"># setup</span> -<span id="L328" class="LineNr">328 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L329" class="LineNr">329 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L330" class="LineNr">330 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L331" class="LineNr">331 </span> <span class="subxS2Comment"># . . call</span> -<span id="L332" class="LineNr">332 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L333" class="LineNr">333 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L334" class="LineNr">334 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L335" class="LineNr">335 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L337" class="LineNr">337 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L338" class="LineNr">338 </span> 05/add-to-EAX 4/imm32 -<span id="L339" class="LineNr">339 </span> 50/push-EAX -<span id="L340" class="LineNr">340 </span> <span class="subxS2Comment"># . . call</span> -<span id="L341" class="LineNr">341 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L342" class="LineNr">342 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L343" class="LineNr">343 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L344" class="LineNr">344 </span> <span class="subxComment"># print-int32-buffered(_test-buffered-file, 0x8899aa)</span> -<span id="L345" class="LineNr">345 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L346" class="LineNr">346 </span> 68/push 0x8899aa/imm32 -<span id="L347" class="LineNr">347 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L348" class="LineNr">348 </span> <span class="subxS2Comment"># . . call</span> -<span id="L349" class="LineNr">349 </span> e8/call <a href='066print-int.subx.html#L267'>print-int32-buffered</a>/disp32 -<span id="L350" class="LineNr">350 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L351" class="LineNr">351 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L352" class="LineNr">352 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L353" class="LineNr">353 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L354" class="LineNr">354 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L355" class="LineNr">355 </span> <span class="subxS2Comment"># . . call</span> -<span id="L356" class="LineNr">356 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L357" class="LineNr">357 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L358" class="LineNr">358 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L359" class="Folded">359 </span><span class="Folded">+-- 18 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L377" class="LineNr">377 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> -<span id="L378" class="LineNr">378 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L379" class="LineNr">379 </span> 68/push <span class="Constant">"F - test-print-int32-buffered"</span>/imm32 -<span id="L380" class="LineNr">380 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 -<span id="L381" class="LineNr">381 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L382" class="LineNr">382 </span> <span class="subxS2Comment"># . . call</span> -<span id="L383" class="LineNr">383 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L384" class="LineNr">384 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L385" class="LineNr">385 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L386" class="LineNr">386 </span> <span class="subxS1Comment"># . end</span> -<span id="L387" class="LineNr">387 </span> c3/return -<span id="L388" class="LineNr">388 </span> -<span id="L389" class="LineNr">389 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/067parse-hex.subx.html b/html/subx/067parse-hex.subx.html deleted file mode 100644 index dd7e5d9e..00000000 --- a/html/subx/067parse-hex.subx.html +++ /dev/null @@ -1,938 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/067parse-hex.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/067parse-hex.subx'>https://github.com/akkartik/mu/blob/master/subx/067parse-hex.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># some utilities for converting numbers from hex</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># lowercase letters only for now</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span>== code -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">is-hex-int?</span>: <span class="subxComment"># in : (address slice) -> EAX : boolean</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L11" class="LineNr"> 11 </span> 55/push-EBP -<span id="L12" class="LineNr"> 12 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L14" class="LineNr"> 14 </span> 51/push-ECX -<span id="L15" class="LineNr"> 15 </span> 52/push-EDX -<span id="L16" class="LineNr"> 16 </span> 53/push-EBX -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># ECX = s</span> -<span id="L18" class="LineNr"> 18 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># EDX = s->end</span> -<span id="L20" class="LineNr"> 20 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># curr/ECX = s->start</span> -<span id="L22" class="LineNr"> 22 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to ECX</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># if s is empty return false</span> -<span id="L24" class="LineNr"> 24 </span> b8/copy-to-EAX 0/imm32/false -<span id="L25" class="LineNr"> 25 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L26" class="LineNr"> 26 </span> 73/jump-if-greater-or-equal-unsigned $is-hex-int?:end/disp8 -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># skip past leading '-'</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxS1Comment"># . if (*curr == '-') ++curr</span> -<span id="L29" class="LineNr"> 29 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L30" class="LineNr"> 30 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to BL</span> -<span id="L31" class="LineNr"> 31 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2d/imm32/- <span class="subxComment"># compare EBX</span> -<span id="L32" class="LineNr"> 32 </span> 75/jump-if-not-equal $is-hex-int?:initial-0/disp8 -<span id="L33" class="LineNr"> 33 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L34" class="LineNr"> 34 </span> 41/increment-ECX -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># skip past leading '0x'</span> -<span id="L36" class="LineNr"> 36 </span><span class="Constant">$is-hex-int?:initial-0</span>: -<span id="L37" class="LineNr"> 37 </span> <span class="subxS1Comment"># . if (*curr != '0') jump to loop</span> -<span id="L38" class="LineNr"> 38 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L39" class="LineNr"> 39 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to BL</span> -<span id="L40" class="LineNr"> 40 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x30/imm32/0 <span class="subxComment"># compare EBX</span> -<span id="L41" class="LineNr"> 41 </span> 75/jump-if-not-equal $is-hex-int?:loop/disp8 -<span id="L42" class="LineNr"> 42 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L43" class="LineNr"> 43 </span> 41/increment-ECX -<span id="L44" class="LineNr"> 44 </span><span class="Constant">$is-hex-int?:initial-0x</span>: -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . if (curr >= in->end) return true</span> -<span id="L46" class="LineNr"> 46 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L47" class="LineNr"> 47 </span> 73/jump-if-greater-or-equal-unsigned $is-hex-int?:true/disp8 -<span id="L48" class="LineNr"> 48 </span> <span class="subxS1Comment"># . if (*curr != 'x') jump to loop # the previous '0' is still valid so doesn't need to be checked again</span> -<span id="L49" class="LineNr"> 49 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L50" class="LineNr"> 50 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to BL</span> -<span id="L51" class="LineNr"> 51 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x78/imm32/x <span class="subxComment"># compare EBX</span> -<span id="L52" class="LineNr"> 52 </span> 75/jump-if-not-equal $is-hex-int?:loop/disp8 -<span id="L53" class="LineNr"> 53 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L54" class="LineNr"> 54 </span> 41/increment-ECX -<span id="L55" class="LineNr"> 55 </span><span class="Constant">$is-hex-int?:loop</span>: -<span id="L56" class="LineNr"> 56 </span> <span class="subxComment"># if (curr >= in->end) return true</span> -<span id="L57" class="LineNr"> 57 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L58" class="LineNr"> 58 </span> 73/jump-if-greater-or-equal-unsigned $is-hex-int?:true/disp8 -<span id="L59" class="LineNr"> 59 </span> <span class="subxComment"># EAX = is-hex-digit?(*curr)</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L61" class="LineNr"> 61 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L62" class="LineNr"> 62 </span> 50/push-EAX -<span id="L63" class="LineNr"> 63 </span> <span class="subxS2Comment"># . . call</span> -<span id="L64" class="LineNr"> 64 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L65" class="LineNr"> 65 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L66" class="LineNr"> 66 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># if (EAX == false) return false</span> -<span id="L68" class="LineNr"> 68 </span> 3d/compare-EAX-and 0/imm32 -<span id="L69" class="LineNr"> 69 </span> 74/jump-if-equal $is-hex-int?:end/disp8 -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># ++curr</span> -<span id="L71" class="LineNr"> 71 </span> 41/increment-ECX -<span id="L72" class="LineNr"> 72 </span> <span class="subxComment"># loop</span> -<span id="L73" class="LineNr"> 73 </span> eb/jump $is-hex-int?:loop/disp8 -<span id="L74" class="LineNr"> 74 </span><span class="Constant">$is-hex-int?:true</span>: -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># return true</span> -<span id="L76" class="LineNr"> 76 </span> b8/copy-to-EAX 1/imm32/true -<span id="L77" class="LineNr"> 77 </span><span class="Constant">$is-hex-int?:end</span>: -<span id="L78" class="LineNr"> 78 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L79" class="LineNr"> 79 </span> 5b/pop-to-EBX -<span id="L80" class="LineNr"> 80 </span> 5a/pop-to-EDX -<span id="L81" class="LineNr"> 81 </span> 59/pop-to-ECX -<span id="L82" class="LineNr"> 82 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L83" class="LineNr"> 83 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L84" class="LineNr"> 84 </span> 5d/pop-to-EBP -<span id="L85" class="LineNr"> 85 </span> c3/return -<span id="L86" class="LineNr"> 86 </span> -<span id="L87" class="LineNr"> 87 </span><span class="subxTest">test-is-hex-int</span>: -<span id="L88" class="LineNr"> 88 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L89" class="LineNr"> 89 </span> 55/push-EBP -<span id="L90" class="LineNr"> 90 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment"># (EAX..ECX) = "34"</span> -<span id="L92" class="LineNr"> 92 </span> b8/copy-to-EAX <span class="Constant">"34"</span>/imm32 -<span id="L93" class="LineNr"> 93 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L94" class="LineNr"> 94 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L95" class="LineNr"> 95 </span> 05/add-to-EAX 4/imm32 -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L97" class="LineNr"> 97 </span> 51/push-ECX -<span id="L98" class="LineNr"> 98 </span> 50/push-EAX -<span id="L99" class="LineNr"> 99 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L100" class="LineNr">100 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L102" class="LineNr">102 </span> 51/push-ECX -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . call</span> -<span id="L104" class="LineNr">104 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L105" class="LineNr">105 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L106" class="LineNr">106 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L107" class="LineNr">107 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L109" class="LineNr">109 </span> 68/push <span class="Constant">"F - test-is-hex-int"</span>/imm32 -<span id="L110" class="LineNr">110 </span> 68/push 1/imm32/true -<span id="L111" class="LineNr">111 </span> 50/push-EAX -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L113" class="LineNr">113 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L115" class="LineNr">115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L117" class="LineNr">117 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L118" class="LineNr">118 </span> 5d/pop-to-EBP -<span id="L119" class="LineNr">119 </span> c3/return -<span id="L120" class="LineNr">120 </span> -<span id="L121" class="LineNr">121 </span><span class="subxTest">test-is-hex-int-handles-letters</span>: -<span id="L122" class="LineNr">122 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L123" class="LineNr">123 </span> 55/push-EBP -<span id="L124" class="LineNr">124 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># (EAX..ECX) = "34a"</span> -<span id="L126" class="LineNr">126 </span> b8/copy-to-EAX <span class="Constant">"34a"</span>/imm32 -<span id="L127" class="LineNr">127 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L128" class="LineNr">128 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L129" class="LineNr">129 </span> 05/add-to-EAX 4/imm32 -<span id="L130" class="LineNr">130 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L131" class="LineNr">131 </span> 51/push-ECX -<span id="L132" class="LineNr">132 </span> 50/push-EAX -<span id="L133" class="LineNr">133 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L134" class="LineNr">134 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L136" class="LineNr">136 </span> 51/push-ECX -<span id="L137" class="LineNr">137 </span> <span class="subxS2Comment"># . . call</span> -<span id="L138" class="LineNr">138 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L140" class="LineNr">140 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L141" class="LineNr">141 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L143" class="LineNr">143 </span> 68/push <span class="Constant">"F - test-is-hex-int-handles-letters"</span>/imm32 -<span id="L144" class="LineNr">144 </span> 68/push 1/imm32/true -<span id="L145" class="LineNr">145 </span> 50/push-EAX -<span id="L146" class="LineNr">146 </span> <span class="subxS2Comment"># . . call</span> -<span id="L147" class="LineNr">147 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L149" class="LineNr">149 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L151" class="LineNr">151 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L152" class="LineNr">152 </span> 5d/pop-to-EBP -<span id="L153" class="LineNr">153 </span> c3/return -<span id="L154" class="LineNr">154 </span> -<span id="L155" class="LineNr">155 </span><span class="subxTest">test-is-hex-int-with-trailing-char</span>: -<span id="L156" class="LineNr">156 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L157" class="LineNr">157 </span> 55/push-EBP -<span id="L158" class="LineNr">158 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L159" class="LineNr">159 </span> <span class="subxComment"># (EAX..ECX) = "34q"</span> -<span id="L160" class="LineNr">160 </span> b8/copy-to-EAX <span class="Constant">"34q"</span>/imm32 -<span id="L161" class="LineNr">161 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L162" class="LineNr">162 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L163" class="LineNr">163 </span> 05/add-to-EAX 4/imm32 -<span id="L164" class="LineNr">164 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L165" class="LineNr">165 </span> 51/push-ECX -<span id="L166" class="LineNr">166 </span> 50/push-EAX -<span id="L167" class="LineNr">167 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L168" class="LineNr">168 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L170" class="LineNr">170 </span> 51/push-ECX -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . call</span> -<span id="L172" class="LineNr">172 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L174" class="LineNr">174 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L175" class="LineNr">175 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L177" class="LineNr">177 </span> 68/push <span class="Constant">"F - test-is-hex-int-with-trailing-char"</span>/imm32 -<span id="L178" class="LineNr">178 </span> 68/push 0/imm32/false -<span id="L179" class="LineNr">179 </span> 50/push-EAX -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . call</span> -<span id="L181" class="LineNr">181 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L182" class="LineNr">182 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L183" class="LineNr">183 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L184" class="LineNr">184 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L185" class="LineNr">185 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L186" class="LineNr">186 </span> 5d/pop-to-EBP -<span id="L187" class="LineNr">187 </span> c3/return -<span id="L188" class="LineNr">188 </span> -<span id="L189" class="LineNr">189 </span><span class="subxTest">test-is-hex-int-with-leading-char</span>: -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L191" class="LineNr">191 </span> 55/push-EBP -<span id="L192" class="LineNr">192 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L193" class="LineNr">193 </span> <span class="subxComment"># (EAX..ECX) = "q34"</span> -<span id="L194" class="LineNr">194 </span> b8/copy-to-EAX <span class="Constant">"q34"</span>/imm32 -<span id="L195" class="LineNr">195 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L196" class="LineNr">196 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L197" class="LineNr">197 </span> 05/add-to-EAX 4/imm32 -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L199" class="LineNr">199 </span> 51/push-ECX -<span id="L200" class="LineNr">200 </span> 50/push-EAX -<span id="L201" class="LineNr">201 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L202" class="LineNr">202 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L204" class="LineNr">204 </span> 51/push-ECX -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . call</span> -<span id="L206" class="LineNr">206 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L207" class="LineNr">207 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L208" class="LineNr">208 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L209" class="LineNr">209 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L211" class="LineNr">211 </span> 68/push <span class="Constant">"F - test-is-hex-int-with-leading-char"</span>/imm32 -<span id="L212" class="LineNr">212 </span> 68/push 0/imm32/false -<span id="L213" class="LineNr">213 </span> 50/push-EAX -<span id="L214" class="LineNr">214 </span> <span class="subxS2Comment"># . . call</span> -<span id="L215" class="LineNr">215 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L216" class="LineNr">216 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L217" class="LineNr">217 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L218" class="LineNr">218 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L219" class="LineNr">219 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L220" class="LineNr">220 </span> 5d/pop-to-EBP -<span id="L221" class="LineNr">221 </span> c3/return -<span id="L222" class="LineNr">222 </span> -<span id="L223" class="LineNr">223 </span><span class="subxTest">test-is-hex-int-empty</span>: -<span id="L224" class="LineNr">224 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L225" class="LineNr">225 </span> 55/push-EBP -<span id="L226" class="LineNr">226 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L227" class="LineNr">227 </span> <span class="subxComment"># var slice/ECX = ""</span> -<span id="L228" class="LineNr">228 </span> 68/push 0/imm32 -<span id="L229" class="LineNr">229 </span> 68/push 0/imm32 -<span id="L230" class="LineNr">230 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L233" class="LineNr">233 </span> 51/push-ECX -<span id="L234" class="LineNr">234 </span> <span class="subxS2Comment"># . . call</span> -<span id="L235" class="LineNr">235 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L236" class="LineNr">236 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L237" class="LineNr">237 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L238" class="LineNr">238 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L239" class="LineNr">239 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L240" class="LineNr">240 </span> 68/push <span class="Constant">"F - test-is-hex-int-empty"</span>/imm32 -<span id="L241" class="LineNr">241 </span> 68/push 0/imm32/false -<span id="L242" class="LineNr">242 </span> 50/push-EAX -<span id="L243" class="LineNr">243 </span> <span class="subxS2Comment"># . . call</span> -<span id="L244" class="LineNr">244 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L245" class="LineNr">245 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L246" class="LineNr">246 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L247" class="LineNr">247 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L248" class="LineNr">248 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L249" class="LineNr">249 </span> 5d/pop-to-EBP -<span id="L250" class="LineNr">250 </span> c3/return -<span id="L251" class="LineNr">251 </span> -<span id="L252" class="LineNr">252 </span><span class="subxTest">test-is-hex-int-handles-0x-prefix</span>: -<span id="L253" class="LineNr">253 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L254" class="LineNr">254 </span> 55/push-EBP -<span id="L255" class="LineNr">255 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L256" class="LineNr">256 </span> <span class="subxComment"># (EAX..ECX) = "0x3a"</span> -<span id="L257" class="LineNr">257 </span> b8/copy-to-EAX <span class="Constant">"0x3a"</span>/imm32 -<span id="L258" class="LineNr">258 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L259" class="LineNr">259 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L260" class="LineNr">260 </span> 05/add-to-EAX 4/imm32 -<span id="L261" class="LineNr">261 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L262" class="LineNr">262 </span> 51/push-ECX -<span id="L263" class="LineNr">263 </span> 50/push-EAX -<span id="L264" class="LineNr">264 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L265" class="LineNr">265 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L267" class="LineNr">267 </span> 51/push-ECX -<span id="L268" class="LineNr">268 </span> <span class="subxS2Comment"># . . call</span> -<span id="L269" class="LineNr">269 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L270" class="LineNr">270 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L271" class="LineNr">271 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L273" class="LineNr">273 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L274" class="LineNr">274 </span> 68/push <span class="Constant">"F - test-is-hex-int-handles-0x-prefix"</span>/imm32 -<span id="L275" class="LineNr">275 </span> 68/push 1/imm32/true -<span id="L276" class="LineNr">276 </span> 50/push-EAX -<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . call</span> -<span id="L278" class="LineNr">278 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L279" class="LineNr">279 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L280" class="LineNr">280 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L281" class="LineNr">281 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L282" class="LineNr">282 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L283" class="LineNr">283 </span> 5d/pop-to-EBP -<span id="L284" class="LineNr">284 </span> c3/return -<span id="L285" class="LineNr">285 </span> -<span id="L286" class="LineNr">286 </span><span class="subxTest">test-is-hex-int-handles-negative</span>: -<span id="L287" class="LineNr">287 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L288" class="LineNr">288 </span> 55/push-EBP -<span id="L289" class="LineNr">289 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L290" class="LineNr">290 </span> <span class="subxComment"># (EAX..ECX) = "-34a"</span> -<span id="L291" class="LineNr">291 </span> b8/copy-to-EAX <span class="Constant">"-34a"</span>/imm32 -<span id="L292" class="LineNr">292 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L293" class="LineNr">293 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L294" class="LineNr">294 </span> 05/add-to-EAX 4/imm32 -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L296" class="LineNr">296 </span> 51/push-ECX -<span id="L297" class="LineNr">297 </span> 50/push-EAX -<span id="L298" class="LineNr">298 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L299" class="LineNr">299 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L300" class="LineNr">300 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L301" class="LineNr">301 </span> 51/push-ECX -<span id="L302" class="LineNr">302 </span> <span class="subxS2Comment"># . . call</span> -<span id="L303" class="LineNr">303 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L304" class="LineNr">304 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L305" class="LineNr">305 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L306" class="LineNr">306 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L307" class="LineNr">307 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L308" class="LineNr">308 </span> 68/push <span class="Constant">"F - test-is-hex-int-handles-negative"</span>/imm32 -<span id="L309" class="LineNr">309 </span> 68/push 1/imm32/true -<span id="L310" class="LineNr">310 </span> 50/push-EAX -<span id="L311" class="LineNr">311 </span> <span class="subxS2Comment"># . . call</span> -<span id="L312" class="LineNr">312 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L313" class="LineNr">313 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L314" class="LineNr">314 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L315" class="LineNr">315 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L316" class="LineNr">316 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L317" class="LineNr">317 </span> 5d/pop-to-EBP -<span id="L318" class="LineNr">318 </span> c3/return -<span id="L319" class="LineNr">319 </span> -<span id="L320" class="LineNr">320 </span><span class="subxTest">test-is-hex-int-handles-negative-0x-prefix</span>: -<span id="L321" class="LineNr">321 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L322" class="LineNr">322 </span> 55/push-EBP -<span id="L323" class="LineNr">323 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L324" class="LineNr">324 </span> <span class="subxComment"># (EAX..ECX) = "-0x3a"</span> -<span id="L325" class="LineNr">325 </span> b8/copy-to-EAX <span class="Constant">"-0x3a"</span>/imm32 -<span id="L326" class="LineNr">326 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L327" class="LineNr">327 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L328" class="LineNr">328 </span> 05/add-to-EAX 4/imm32 -<span id="L329" class="LineNr">329 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L330" class="LineNr">330 </span> 51/push-ECX -<span id="L331" class="LineNr">331 </span> 50/push-EAX -<span id="L332" class="LineNr">332 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L333" class="LineNr">333 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> -<span id="L334" class="LineNr">334 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L335" class="LineNr">335 </span> 51/push-ECX -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L337" class="LineNr">337 </span> e8/call <a href='067parse-hex.subx.html#L9'>is-hex-int?</a>/disp32 -<span id="L338" class="LineNr">338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L339" class="LineNr">339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L340" class="LineNr">340 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L341" class="LineNr">341 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L342" class="LineNr">342 </span> 68/push <span class="Constant">"F - test-is-hex-int-handles-negative-0x-prefix"</span>/imm32 -<span id="L343" class="LineNr">343 </span> 68/push 1/imm32/true -<span id="L344" class="LineNr">344 </span> 50/push-EAX -<span id="L345" class="LineNr">345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L346" class="LineNr">346 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L347" class="LineNr">347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L348" class="LineNr">348 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L349" class="LineNr">349 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L350" class="LineNr">350 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L351" class="LineNr">351 </span> 5d/pop-to-EBP -<span id="L352" class="LineNr">352 </span> c3/return -<span id="L353" class="LineNr">353 </span> -<span id="L354" class="LineNr">354 </span><span class="subxFunction">parse-hex-int</span>: <span class="subxComment"># in : (address slice) -> result/EAX</span> -<span id="L355" class="LineNr">355 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L356" class="LineNr">356 </span> 55/push-EBP -<span id="L357" class="LineNr">357 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L358" class="LineNr">358 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L359" class="LineNr">359 </span> 51/push-ECX -<span id="L360" class="LineNr">360 </span> 52/push-EDX -<span id="L361" class="LineNr">361 </span> 53/push-EBX -<span id="L362" class="LineNr">362 </span> 56/push-ESI -<span id="L363" class="LineNr">363 </span> <span class="subxComment"># result/EBX = 0</span> -<span id="L364" class="LineNr">364 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L365" class="LineNr">365 </span> <span class="subxComment"># ECX = s</span> -<span id="L366" class="LineNr">366 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L367" class="LineNr">367 </span> <span class="subxComment"># EDX = s->end</span> -<span id="L368" class="LineNr">368 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L369" class="LineNr">369 </span> <span class="subxComment"># curr/ECX = s->start</span> -<span id="L370" class="LineNr">370 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to ECX</span> -<span id="L371" class="LineNr">371 </span> <span class="subxComment"># negate?/ESI = false</span> -<span id="L372" class="LineNr">372 </span> 31/xor 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ESI</span> -<span id="L373" class="LineNr">373 </span><span class="Constant">$parse-hex-int:negative</span>: -<span id="L374" class="LineNr">374 </span> <span class="subxS1Comment"># . if (*curr == '-') negate = true</span> -<span id="L375" class="LineNr">375 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L376" class="LineNr">376 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L377" class="LineNr">377 </span> 3d/compare-EAX-and 0x2d/imm32/- -<span id="L378" class="LineNr">378 </span> 75/jump-if-not-equal $parse-hex-int:initial-0/disp8 -<span id="L379" class="LineNr">379 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L380" class="LineNr">380 </span> 41/increment-ECX -<span id="L381" class="LineNr">381 </span> <span class="subxS1Comment"># . negate = true</span> -<span id="L382" class="LineNr">382 </span> be/copy-to-ESI 1/imm32/true -<span id="L383" class="LineNr">383 </span><span class="Constant">$parse-hex-int:initial-0</span>: -<span id="L384" class="LineNr">384 </span> <span class="subxComment"># skip past leading '0x'</span> -<span id="L385" class="LineNr">385 </span> <span class="subxS1Comment"># . if (*curr != '0') jump to loop</span> -<span id="L386" class="LineNr">386 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L387" class="LineNr">387 </span> 3d/compare-EAX-and 0x30/imm32/0 -<span id="L388" class="LineNr">388 </span> 75/jump-if-not-equal $parse-hex-int:loop/disp8 -<span id="L389" class="LineNr">389 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L390" class="LineNr">390 </span> 41/increment-ECX -<span id="L391" class="LineNr">391 </span><span class="Constant">$parse-hex-int:initial-0x</span>: -<span id="L392" class="LineNr">392 </span> <span class="subxS1Comment"># . if (curr >= in->end) return result</span> -<span id="L393" class="LineNr">393 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L394" class="LineNr">394 </span> 73/jump-if-greater-or-equal-unsigned $parse-hex-int:end/disp8 -<span id="L395" class="LineNr">395 </span> <span class="subxS1Comment"># . if (*curr != 'x') jump to loop # the previous '0' is still valid so doesn't need to be checked again</span> -<span id="L396" class="LineNr">396 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L397" class="LineNr">397 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L398" class="LineNr">398 </span> 3d/compare-EAX-and 0x78/imm32/x -<span id="L399" class="LineNr">399 </span> 75/jump-if-not-equal $parse-hex-int:loop/disp8 -<span id="L400" class="LineNr">400 </span> <span class="subxS1Comment"># . ++curr</span> -<span id="L401" class="LineNr">401 </span> 41/increment-ECX -<span id="L402" class="LineNr">402 </span><span class="Constant">$parse-hex-int:loop</span>: -<span id="L403" class="LineNr">403 </span> <span class="subxComment"># if (curr >= in->end) break</span> -<span id="L404" class="LineNr">404 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L405" class="LineNr">405 </span> 73/jump-if-greater-or-equal-unsigned $parse-hex-int:negate/disp8 -<span id="L406" class="LineNr">406 </span> <span class="subxComment"># EAX = from-hex-char(*curr)</span> -<span id="L407" class="LineNr">407 </span> <span class="subxS2Comment"># . . copy arg to EAX</span> -<span id="L408" class="LineNr">408 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L409" class="LineNr">409 </span> <span class="subxS2Comment"># . . call</span> -<span id="L410" class="LineNr">410 </span> e8/call <a href='067parse-hex.subx.html#L797'>from-hex-char</a>/disp32 -<span id="L411" class="LineNr">411 </span> <span class="subxComment"># result = result * 16 + EAX</span> -<span id="L412" class="LineNr">412 </span> c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm8 <span class="subxComment"># shift EBX left by 4 bits</span> -<span id="L413" class="LineNr">413 </span> 01/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to EBX</span> -<span id="L414" class="LineNr">414 </span> <span class="subxComment"># ++curr</span> -<span id="L415" class="LineNr">415 </span> 41/increment-ECX -<span id="L416" class="LineNr">416 </span> <span class="subxComment"># loop</span> -<span id="L417" class="LineNr">417 </span> eb/jump $parse-hex-int:loop/disp8 -<span id="L418" class="LineNr">418 </span><span class="Constant">$parse-hex-int:negate</span>: -<span id="L419" class="LineNr">419 </span> 81 7/subop/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ESI</span> -<span id="L420" class="LineNr">420 </span> 74/jump-if-equal $parse-hex-int:end/disp8 -<span id="L421" class="LineNr">421 </span> f7 3/subop/negate 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># negate EBX</span> -<span id="L422" class="LineNr">422 </span><span class="Constant">$parse-hex-int:end</span>: -<span id="L423" class="LineNr">423 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to EAX</span> -<span id="L424" class="LineNr">424 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L425" class="LineNr">425 </span> 5e/pop-to-ESI -<span id="L426" class="LineNr">426 </span> 5b/pop-to-EBX -<span id="L427" class="LineNr">427 </span> 5a/pop-to-EDX -<span id="L428" class="LineNr">428 </span> 59/pop-to-ECX -<span id="L429" class="LineNr">429 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L430" class="LineNr">430 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L431" class="LineNr">431 </span> 5d/pop-to-EBP -<span id="L432" class="LineNr">432 </span> c3/return -<span id="L433" class="LineNr">433 </span> -<span id="L434" class="LineNr">434 </span><span class="subxTest">test-parse-hex-int-single-digit</span>: -<span id="L435" class="LineNr">435 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L436" class="LineNr">436 </span> 55/push-EBP -<span id="L437" class="LineNr">437 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L438" class="LineNr">438 </span> <span class="subxComment"># (EAX..ECX) = "a"</span> -<span id="L439" class="LineNr">439 </span> b8/copy-to-EAX <span class="Constant">"a"</span>/imm32 -<span id="L440" class="LineNr">440 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L441" class="LineNr">441 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L442" class="LineNr">442 </span> 05/add-to-EAX 4/imm32 -<span id="L443" class="LineNr">443 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L444" class="LineNr">444 </span> 51/push-ECX -<span id="L445" class="LineNr">445 </span> 50/push-EAX -<span id="L446" class="LineNr">446 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L447" class="LineNr">447 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L448" class="LineNr">448 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L449" class="LineNr">449 </span> 51/push-ECX -<span id="L450" class="LineNr">450 </span> <span class="subxS2Comment"># . . call</span> -<span id="L451" class="LineNr">451 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L452" class="LineNr">452 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L453" class="LineNr">453 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L454" class="LineNr">454 </span> <span class="subxComment"># check-ints-equal(EAX, 0xa, msg)</span> -<span id="L455" class="LineNr">455 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L456" class="LineNr">456 </span> 68/push <span class="Constant">"F - test-parse-hex-int-single-digit"</span>/imm32 -<span id="L457" class="LineNr">457 </span> 68/push 0xa/imm32 -<span id="L458" class="LineNr">458 </span> 50/push-EAX -<span id="L459" class="LineNr">459 </span> <span class="subxS2Comment"># . . call</span> -<span id="L460" class="LineNr">460 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L461" class="LineNr">461 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L462" class="LineNr">462 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L463" class="LineNr">463 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L464" class="LineNr">464 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L465" class="LineNr">465 </span> 5d/pop-to-EBP -<span id="L466" class="LineNr">466 </span> c3/return -<span id="L467" class="LineNr">467 </span> -<span id="L468" class="LineNr">468 </span><span class="subxTest">test-parse-hex-int-multi-digit</span>: -<span id="L469" class="LineNr">469 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L470" class="LineNr">470 </span> 55/push-EBP -<span id="L471" class="LineNr">471 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L472" class="LineNr">472 </span> <span class="subxComment"># (EAX..ECX) = "34a"</span> -<span id="L473" class="LineNr">473 </span> b8/copy-to-EAX <span class="Constant">"34a"</span>/imm32 -<span id="L474" class="LineNr">474 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L475" class="LineNr">475 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L476" class="LineNr">476 </span> 05/add-to-EAX 4/imm32 -<span id="L477" class="LineNr">477 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L478" class="LineNr">478 </span> 51/push-ECX -<span id="L479" class="LineNr">479 </span> 50/push-EAX -<span id="L480" class="LineNr">480 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L481" class="LineNr">481 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L482" class="LineNr">482 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L483" class="LineNr">483 </span> 51/push-ECX -<span id="L484" class="LineNr">484 </span> <span class="subxS2Comment"># . . call</span> -<span id="L485" class="LineNr">485 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L486" class="LineNr">486 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L487" class="LineNr">487 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L488" class="LineNr">488 </span> <span class="subxComment"># check-ints-equal(EAX, 0x34a, msg)</span> -<span id="L489" class="LineNr">489 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L490" class="LineNr">490 </span> 68/push <span class="Constant">"F - test-parse-hex-int-multi-digit"</span>/imm32 -<span id="L491" class="LineNr">491 </span> 68/push 0x34a/imm32 -<span id="L492" class="LineNr">492 </span> 50/push-EAX -<span id="L493" class="LineNr">493 </span> <span class="subxS2Comment"># . . call</span> -<span id="L494" class="LineNr">494 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L495" class="LineNr">495 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L496" class="LineNr">496 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L497" class="LineNr">497 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L498" class="LineNr">498 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L499" class="LineNr">499 </span> 5d/pop-to-EBP -<span id="L500" class="LineNr">500 </span> c3/return -<span id="L501" class="LineNr">501 </span> -<span id="L502" class="LineNr">502 </span><span class="subxTest">test-parse-hex-int-0x-prefix</span>: -<span id="L503" class="LineNr">503 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L504" class="LineNr">504 </span> 55/push-EBP -<span id="L505" class="LineNr">505 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L506" class="LineNr">506 </span> <span class="subxComment"># (EAX..ECX) = "0x34"</span> -<span id="L507" class="LineNr">507 </span> b8/copy-to-EAX <span class="Constant">"0x34"</span>/imm32 -<span id="L508" class="LineNr">508 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L509" class="LineNr">509 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L510" class="LineNr">510 </span> 05/add-to-EAX 4/imm32 -<span id="L511" class="LineNr">511 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L512" class="LineNr">512 </span> 51/push-ECX -<span id="L513" class="LineNr">513 </span> 50/push-EAX -<span id="L514" class="LineNr">514 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L515" class="LineNr">515 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L516" class="LineNr">516 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L517" class="LineNr">517 </span> 51/push-ECX -<span id="L518" class="LineNr">518 </span> <span class="subxS2Comment"># . . call</span> -<span id="L519" class="LineNr">519 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L520" class="LineNr">520 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L521" class="LineNr">521 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L522" class="LineNr">522 </span> <span class="subxComment"># check-ints-equal(EAX, 0x34a, msg)</span> -<span id="L523" class="LineNr">523 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L524" class="LineNr">524 </span> 68/push <span class="Constant">"F - test-parse-hex-int-0x-prefix"</span>/imm32 -<span id="L525" class="LineNr">525 </span> 68/push 0x34/imm32 -<span id="L526" class="LineNr">526 </span> 50/push-EAX -<span id="L527" class="LineNr">527 </span> <span class="subxS2Comment"># . . call</span> -<span id="L528" class="LineNr">528 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L529" class="LineNr">529 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L530" class="LineNr">530 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L531" class="LineNr">531 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L532" class="LineNr">532 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L533" class="LineNr">533 </span> 5d/pop-to-EBP -<span id="L534" class="LineNr">534 </span> c3/return -<span id="L535" class="LineNr">535 </span> -<span id="L536" class="LineNr">536 </span><span class="subxTest">test-parse-hex-int-zero</span>: -<span id="L537" class="LineNr">537 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L538" class="LineNr">538 </span> 55/push-EBP -<span id="L539" class="LineNr">539 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L540" class="LineNr">540 </span> <span class="subxComment"># (EAX..ECX) = "0"</span> -<span id="L541" class="LineNr">541 </span> b8/copy-to-EAX <span class="Constant">"0"</span>/imm32 -<span id="L542" class="LineNr">542 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L543" class="LineNr">543 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L544" class="LineNr">544 </span> 05/add-to-EAX 4/imm32 -<span id="L545" class="LineNr">545 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L546" class="LineNr">546 </span> 51/push-ECX -<span id="L547" class="LineNr">547 </span> 50/push-EAX -<span id="L548" class="LineNr">548 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L549" class="LineNr">549 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L550" class="LineNr">550 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L551" class="LineNr">551 </span> 51/push-ECX -<span id="L552" class="LineNr">552 </span> <span class="subxS2Comment"># . . call</span> -<span id="L553" class="LineNr">553 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L554" class="LineNr">554 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L555" class="LineNr">555 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L556" class="LineNr">556 </span> <span class="subxComment"># check-ints-equal(EAX, 0x34a, msg)</span> -<span id="L557" class="LineNr">557 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L558" class="LineNr">558 </span> 68/push <span class="Constant">"F - test-parse-hex-int-zero"</span>/imm32 -<span id="L559" class="LineNr">559 </span> 68/push 0/imm32 -<span id="L560" class="LineNr">560 </span> 50/push-EAX -<span id="L561" class="LineNr">561 </span> <span class="subxS2Comment"># . . call</span> -<span id="L562" class="LineNr">562 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L563" class="LineNr">563 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L564" class="LineNr">564 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L565" class="LineNr">565 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L566" class="LineNr">566 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L567" class="LineNr">567 </span> 5d/pop-to-EBP -<span id="L568" class="LineNr">568 </span> c3/return -<span id="L569" class="LineNr">569 </span> -<span id="L570" class="LineNr">570 </span><span class="subxTest">test-parse-hex-int-0-prefix</span>: -<span id="L571" class="LineNr">571 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L572" class="LineNr">572 </span> 55/push-EBP -<span id="L573" class="LineNr">573 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L574" class="LineNr">574 </span> <span class="subxComment"># (EAX..ECX) = "03"</span> -<span id="L575" class="LineNr">575 </span> b8/copy-to-EAX <span class="Constant">"03"</span>/imm32 -<span id="L576" class="LineNr">576 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L577" class="LineNr">577 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L578" class="LineNr">578 </span> 05/add-to-EAX 4/imm32 -<span id="L579" class="LineNr">579 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L580" class="LineNr">580 </span> 51/push-ECX -<span id="L581" class="LineNr">581 </span> 50/push-EAX -<span id="L582" class="LineNr">582 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L583" class="LineNr">583 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L584" class="LineNr">584 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L585" class="LineNr">585 </span> 51/push-ECX -<span id="L586" class="LineNr">586 </span> <span class="subxS2Comment"># . . call</span> -<span id="L587" class="LineNr">587 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L588" class="LineNr">588 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L589" class="LineNr">589 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L590" class="LineNr">590 </span> <span class="subxComment"># check-ints-equal(EAX, 0x3, msg)</span> -<span id="L591" class="LineNr">591 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L592" class="LineNr">592 </span> 68/push <span class="Constant">"F - test-parse-hex-int-0-prefix"</span>/imm32 -<span id="L593" class="LineNr">593 </span> 68/push 0x3/imm32 -<span id="L594" class="LineNr">594 </span> 50/push-EAX -<span id="L595" class="LineNr">595 </span> <span class="subxS2Comment"># . . call</span> -<span id="L596" class="LineNr">596 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L597" class="LineNr">597 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L598" class="LineNr">598 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L599" class="LineNr">599 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L600" class="LineNr">600 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L601" class="LineNr">601 </span> 5d/pop-to-EBP -<span id="L602" class="LineNr">602 </span> c3/return -<span id="L603" class="LineNr">603 </span> -<span id="L604" class="LineNr">604 </span><span class="subxTest">test-parse-hex-int-negative</span>: -<span id="L605" class="LineNr">605 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L606" class="LineNr">606 </span> 55/push-EBP -<span id="L607" class="LineNr">607 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L608" class="LineNr">608 </span> <span class="subxComment"># (EAX..ECX) = "-03"</span> -<span id="L609" class="LineNr">609 </span> b8/copy-to-EAX <span class="Constant">"-03"</span>/imm32 -<span id="L610" class="LineNr">610 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L611" class="LineNr">611 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L612" class="LineNr">612 </span> 05/add-to-EAX 4/imm32 -<span id="L613" class="LineNr">613 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L614" class="LineNr">614 </span> 51/push-ECX -<span id="L615" class="LineNr">615 </span> 50/push-EAX -<span id="L616" class="LineNr">616 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L617" class="LineNr">617 </span> <span class="subxComment"># EAX = parse-hex-int(slice)</span> -<span id="L618" class="LineNr">618 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L619" class="LineNr">619 </span> 51/push-ECX -<span id="L620" class="LineNr">620 </span> <span class="subxS2Comment"># . . call</span> -<span id="L621" class="LineNr">621 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L622" class="LineNr">622 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L623" class="LineNr">623 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L624" class="LineNr">624 </span> <span class="subxComment"># check-ints-equal(EAX, 0xfffffffd, msg)</span> -<span id="L625" class="LineNr">625 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L626" class="LineNr">626 </span> 68/push <span class="Constant">"F - test-parse-hex-int-negative"</span>/imm32 -<span id="L627" class="LineNr">627 </span> 68/push 0xfffffffd/imm32 -<span id="L628" class="LineNr">628 </span> 50/push-EAX -<span id="L629" class="LineNr">629 </span> <span class="subxS2Comment"># . . call</span> -<span id="L630" class="LineNr">630 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L631" class="LineNr">631 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L632" class="LineNr">632 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L633" class="LineNr">633 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L634" class="LineNr">634 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L635" class="LineNr">635 </span> 5d/pop-to-EBP -<span id="L636" class="LineNr">636 </span> c3/return -<span id="L637" class="LineNr">637 </span> -<span id="L638" class="LineNr">638 </span><span class="subxFunction">is-hex-digit?</span>: <span class="subxComment"># c : byte -> EAX : boolean</span> -<span id="L639" class="LineNr">639 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L640" class="LineNr">640 </span> 55/push-EBP -<span id="L641" class="LineNr">641 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L642" class="LineNr">642 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L643" class="LineNr">643 </span> 51/push-ECX -<span id="L644" class="LineNr">644 </span> <span class="subxComment"># ECX = c</span> -<span id="L645" class="LineNr">645 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L646" class="LineNr">646 </span> <span class="subxComment"># return false if c < '0'</span> -<span id="L647" class="LineNr">647 </span> b8/copy-to-EAX 0/imm32/false -<span id="L648" class="LineNr">648 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x30/imm32 <span class="subxComment"># compare ECX</span> -<span id="L649" class="LineNr">649 </span> 7c/jump-if-lesser $is-hex-digit?:end/disp8 -<span id="L650" class="LineNr">650 </span> <span class="subxComment"># return false if c > 'f'</span> -<span id="L651" class="LineNr">651 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x66/imm32 <span class="subxComment"># compare ECX</span> -<span id="L652" class="LineNr">652 </span> 7f/jump-if-greater $is-hex-digit?:end/disp8 -<span id="L653" class="LineNr">653 </span> <span class="subxComment"># return true if c <= '9'</span> -<span id="L654" class="LineNr">654 </span> b8/copy-to-EAX 1/imm32/true -<span id="L655" class="LineNr">655 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x39/imm32 <span class="subxComment"># compare ECX</span> -<span id="L656" class="LineNr">656 </span> 7e/jump-if-lesser-or-equal $is-hex-digit?:end/disp8 -<span id="L657" class="LineNr">657 </span> <span class="subxComment"># return true if c >= 'a'</span> -<span id="L658" class="LineNr">658 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x61/imm32 <span class="subxComment"># compare ECX</span> -<span id="L659" class="LineNr">659 </span> 7d/jump-if-greater-or-equal $is-hex-digit?:end/disp8 -<span id="L660" class="LineNr">660 </span> <span class="subxComment"># otherwise return false</span> -<span id="L661" class="LineNr">661 </span> b8/copy-to-EAX 0/imm32/false -<span id="L662" class="LineNr">662 </span><span class="Constant">$is-hex-digit?:end</span>: -<span id="L663" class="LineNr">663 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L664" class="LineNr">664 </span> 59/pop-to-ECX -<span id="L665" class="LineNr">665 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L666" class="LineNr">666 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L667" class="LineNr">667 </span> 5d/pop-to-EBP -<span id="L668" class="LineNr">668 </span> c3/return -<span id="L669" class="LineNr">669 </span> -<span id="L670" class="LineNr">670 </span><span class="subxTest">test-hex-below-0</span>: -<span id="L671" class="LineNr">671 </span> <span class="subxComment"># EAX = is-hex-digit?(0x2f)</span> -<span id="L672" class="LineNr">672 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L673" class="LineNr">673 </span> 68/push 0x2f/imm32 -<span id="L674" class="LineNr">674 </span> <span class="subxS2Comment"># . . call</span> -<span id="L675" class="LineNr">675 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L676" class="LineNr">676 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L677" class="LineNr">677 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L678" class="LineNr">678 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L679" class="LineNr">679 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L680" class="LineNr">680 </span> 68/push <span class="Constant">"F - test-hex-below-0"</span>/imm32 -<span id="L681" class="LineNr">681 </span> 68/push 0/imm32/false -<span id="L682" class="LineNr">682 </span> 50/push-EAX -<span id="L683" class="LineNr">683 </span> <span class="subxS2Comment"># . . call</span> -<span id="L684" class="LineNr">684 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L685" class="LineNr">685 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L686" class="LineNr">686 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L687" class="LineNr">687 </span> c3/return -<span id="L688" class="LineNr">688 </span> -<span id="L689" class="LineNr">689 </span><span class="subxTest">test-hex-0-to-9</span>: -<span id="L690" class="LineNr">690 </span> <span class="subxComment"># EAX = is-hex-digit?(0x30)</span> -<span id="L691" class="LineNr">691 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L692" class="LineNr">692 </span> 68/push 0x30/imm32 -<span id="L693" class="LineNr">693 </span> <span class="subxS2Comment"># . . call</span> -<span id="L694" class="LineNr">694 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L695" class="LineNr">695 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L696" class="LineNr">696 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L697" class="LineNr">697 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L698" class="LineNr">698 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L699" class="LineNr">699 </span> 68/push <span class="Constant">"F - test-hex-at-0"</span>/imm32 -<span id="L700" class="LineNr">700 </span> 68/push 1/imm32/true -<span id="L701" class="LineNr">701 </span> 50/push-EAX -<span id="L702" class="LineNr">702 </span> <span class="subxS2Comment"># . . call</span> -<span id="L703" class="LineNr">703 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L704" class="LineNr">704 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L705" class="LineNr">705 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L706" class="LineNr">706 </span> <span class="subxComment"># EAX = is-hex-digit?(0x39)</span> -<span id="L707" class="LineNr">707 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L708" class="LineNr">708 </span> 68/push 0x39/imm32 -<span id="L709" class="LineNr">709 </span> <span class="subxS2Comment"># . . call</span> -<span id="L710" class="LineNr">710 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L711" class="LineNr">711 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L712" class="LineNr">712 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L713" class="LineNr">713 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L714" class="LineNr">714 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L715" class="LineNr">715 </span> 68/push <span class="Constant">"F - test-hex-at-9"</span>/imm32 -<span id="L716" class="LineNr">716 </span> 68/push 1/imm32/true -<span id="L717" class="LineNr">717 </span> 50/push-EAX -<span id="L718" class="LineNr">718 </span> <span class="subxS2Comment"># . . call</span> -<span id="L719" class="LineNr">719 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L720" class="LineNr">720 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L721" class="LineNr">721 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L722" class="LineNr">722 </span> c3/return -<span id="L723" class="LineNr">723 </span> -<span id="L724" class="LineNr">724 </span><span class="subxTest">test-hex-above-9-to-a</span>: -<span id="L725" class="LineNr">725 </span> <span class="subxComment"># EAX = is-hex-digit?(0x3a)</span> -<span id="L726" class="LineNr">726 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L727" class="LineNr">727 </span> 68/push 0x3a/imm32 -<span id="L728" class="LineNr">728 </span> <span class="subxS2Comment"># . . call</span> -<span id="L729" class="LineNr">729 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L730" class="LineNr">730 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L731" class="LineNr">731 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L732" class="LineNr">732 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L733" class="LineNr">733 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L734" class="LineNr">734 </span> 68/push <span class="Constant">"F - test-hex-above-9-to-a"</span>/imm32 -<span id="L735" class="LineNr">735 </span> 68/push 0/imm32/false -<span id="L736" class="LineNr">736 </span> 50/push-EAX -<span id="L737" class="LineNr">737 </span> <span class="subxS2Comment"># . . call</span> -<span id="L738" class="LineNr">738 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L739" class="LineNr">739 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L740" class="LineNr">740 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L741" class="LineNr">741 </span> c3/return -<span id="L742" class="LineNr">742 </span> -<span id="L743" class="LineNr">743 </span><span class="subxTest">test-hex-a-to-f</span>: -<span id="L744" class="LineNr">744 </span> <span class="subxComment"># EAX = is-hex-digit?(0x61)</span> -<span id="L745" class="LineNr">745 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L746" class="LineNr">746 </span> 68/push 0x61/imm32 -<span id="L747" class="LineNr">747 </span> <span class="subxS2Comment"># . . call</span> -<span id="L748" class="LineNr">748 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L749" class="LineNr">749 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L750" class="LineNr">750 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L751" class="LineNr">751 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L752" class="LineNr">752 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L753" class="LineNr">753 </span> 68/push <span class="Constant">"F - test-hex-at-a"</span>/imm32 -<span id="L754" class="LineNr">754 </span> 68/push 1/imm32/true -<span id="L755" class="LineNr">755 </span> 50/push-EAX -<span id="L756" class="LineNr">756 </span> <span class="subxS2Comment"># . . call</span> -<span id="L757" class="LineNr">757 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L758" class="LineNr">758 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L759" class="LineNr">759 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L760" class="LineNr">760 </span> <span class="subxComment"># EAX = is-hex-digit?(0x66)</span> -<span id="L761" class="LineNr">761 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L762" class="LineNr">762 </span> 68/push 0x66/imm32 -<span id="L763" class="LineNr">763 </span> <span class="subxS2Comment"># . . call</span> -<span id="L764" class="LineNr">764 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L765" class="LineNr">765 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L766" class="LineNr">766 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L767" class="LineNr">767 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L768" class="LineNr">768 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L769" class="LineNr">769 </span> 68/push <span class="Constant">"F - test-hex-at-f"</span>/imm32 -<span id="L770" class="LineNr">770 </span> 68/push 1/imm32/true -<span id="L771" class="LineNr">771 </span> 50/push-EAX -<span id="L772" class="LineNr">772 </span> <span class="subxS2Comment"># . . call</span> -<span id="L773" class="LineNr">773 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L774" class="LineNr">774 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L775" class="LineNr">775 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L776" class="LineNr">776 </span> c3/return -<span id="L777" class="LineNr">777 </span> -<span id="L778" class="LineNr">778 </span><span class="subxTest">test-hex-above-f</span>: -<span id="L779" class="LineNr">779 </span> <span class="subxComment"># EAX = is-hex-digit?(0x67)</span> -<span id="L780" class="LineNr">780 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L781" class="LineNr">781 </span> 68/push 0x67/imm32 -<span id="L782" class="LineNr">782 </span> <span class="subxS2Comment"># . . call</span> -<span id="L783" class="LineNr">783 </span> e8/call <a href='067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L784" class="LineNr">784 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L785" class="LineNr">785 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L786" class="LineNr">786 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L787" class="LineNr">787 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L788" class="LineNr">788 </span> 68/push <span class="Constant">"F - test-hex-above-f"</span>/imm32 -<span id="L789" class="LineNr">789 </span> 68/push 0/imm32/false -<span id="L790" class="LineNr">790 </span> 50/push-EAX -<span id="L791" class="LineNr">791 </span> <span class="subxS2Comment"># . . call</span> -<span id="L792" class="LineNr">792 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L793" class="LineNr">793 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L794" class="LineNr">794 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L795" class="LineNr">795 </span> c3/return -<span id="L796" class="LineNr">796 </span> -<span id="L797" class="LineNr">797 </span><span class="subxFunction">from-hex-char</span>: <span class="subxComment"># in/EAX : byte -> out/EAX : nibble</span> -<span id="L798" class="LineNr">798 </span><span class="Constant">$from-hex-char:check0</span>: -<span id="L799" class="LineNr">799 </span> <span class="subxComment"># if (EAX < '0') goto abort</span> -<span id="L800" class="LineNr">800 </span> 3d/compare-EAX-with 0x30/imm32/0 -<span id="L801" class="LineNr">801 </span> 7c/jump-if-lesser $from-hex-char:abort/disp8 -<span id="L802" class="LineNr">802 </span><span class="Constant">$from-hex-char:check1</span>: -<span id="L803" class="LineNr">803 </span> <span class="subxComment"># if (EAX > 'f') goto abort</span> -<span id="L804" class="LineNr">804 </span> 3d/compare-EAX-with 0x66/imm32/f -<span id="L805" class="LineNr">805 </span> 7f/jump-if-greater $from-hex-char:abort/disp8 -<span id="L806" class="LineNr">806 </span><span class="Constant">$from-hex-char:check2</span>: -<span id="L807" class="LineNr">807 </span> <span class="subxComment"># if (EAX > '9') goto next check</span> -<span id="L808" class="LineNr">808 </span> 3d/compare-EAX-with 0x39/imm32/9 -<span id="L809" class="LineNr">809 </span> 7f/jump-if-greater $from-hex-char:check3/disp8 -<span id="L810" class="LineNr">810 </span><span class="Constant">$from-hex-char:digit</span>: -<span id="L811" class="LineNr">811 </span> <span class="subxComment"># return EAX - '0'</span> -<span id="L812" class="LineNr">812 </span> 2d/subtract-from-EAX 0x30/imm32/0 -<span id="L813" class="LineNr">813 </span> c3/return -<span id="L814" class="LineNr">814 </span><span class="Constant">$from-hex-char:check3</span>: -<span id="L815" class="LineNr">815 </span> <span class="subxComment"># if (EAX < 'a') goto abort</span> -<span id="L816" class="LineNr">816 </span> 3d/compare-EAX-with 0x61/imm32/a -<span id="L817" class="LineNr">817 </span> 7c/jump-if-lesser $from-hex-char:abort/disp8 -<span id="L818" class="LineNr">818 </span><span class="Constant">$from-hex-char:letter</span>: -<span id="L819" class="LineNr">819 </span> <span class="subxComment"># return EAX - ('a'-10)</span> -<span id="L820" class="LineNr">820 </span> 2d/subtract-from-EAX 0x57/imm32/a-10 -<span id="L821" class="LineNr">821 </span> c3/return -<span id="L822" class="LineNr">822 </span> -<span id="L823" class="LineNr">823 </span><span class="Constant">$from-hex-char:abort</span>: -<span id="L824" class="LineNr">824 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L825" class="LineNr">825 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L826" class="LineNr">826 </span> 68/push <span class="Constant">"invalid hex char: "</span>/imm32 -<span id="L827" class="LineNr">827 </span> 68/push 2/imm32/stderr -<span id="L828" class="LineNr">828 </span> <span class="subxS2Comment"># . . call</span> -<span id="L829" class="LineNr">829 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L830" class="LineNr">830 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L831" class="LineNr">831 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L832" class="LineNr">832 </span> <span class="subxS1Comment"># . clear-stream(Stderr+4)</span> -<span id="L833" class="LineNr">833 </span> <span class="subxS2Comment"># . . save EAX</span> -<span id="L834" class="LineNr">834 </span> 50/push-EAX -<span id="L835" class="LineNr">835 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L836" class="LineNr">836 </span> b8/copy-to-EAX <span class="SpecialChar"><a href='065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L837" class="LineNr">837 </span> 05/add-to-EAX 4/imm32 -<span id="L838" class="LineNr">838 </span> 50/push-EAX -<span id="L839" class="LineNr">839 </span> <span class="subxS2Comment"># . . call</span> -<span id="L840" class="LineNr">840 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L841" class="LineNr">841 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L842" class="LineNr">842 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L843" class="LineNr">843 </span> <span class="subxS2Comment"># . . restore EAX</span> -<span id="L844" class="LineNr">844 </span> 58/pop-to-EAX -<span id="L845" class="LineNr">845 </span> <span class="subxS1Comment"># . print-int32-buffered(Stderr, EAX)</span> -<span id="L846" class="LineNr">846 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L847" class="LineNr">847 </span> 50/push-EAX -<span id="L848" class="LineNr">848 </span> 68/push <span class="SpecialChar"><a href='065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L849" class="LineNr">849 </span> <span class="subxS2Comment"># . . call</span> -<span id="L850" class="LineNr">850 </span> e8/call <a href='066print-int.subx.html#L267'>print-int32-buffered</a>/disp32 -<span id="L851" class="LineNr">851 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L852" class="LineNr">852 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L853" class="LineNr">853 </span> <span class="subxS1Comment"># . flush(Stderr)</span> -<span id="L854" class="LineNr">854 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L855" class="LineNr">855 </span> 68/push <span class="SpecialChar"><a href='065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L856" class="LineNr">856 </span> <span class="subxS2Comment"># . . call</span> -<span id="L857" class="LineNr">857 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L858" class="LineNr">858 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L859" class="LineNr">859 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L860" class="LineNr">860 </span> <span class="subxS1Comment"># . _write(2/stderr, "\n")</span> -<span id="L861" class="LineNr">861 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L862" class="LineNr">862 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L863" class="LineNr">863 </span> 68/push 2/imm32/stderr -<span id="L864" class="LineNr">864 </span> <span class="subxS2Comment"># . . call</span> -<span id="L865" class="LineNr">865 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L866" class="LineNr">866 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L867" class="LineNr">867 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L868" class="LineNr">868 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L869" class="LineNr">869 </span> bb/copy-to-EBX 1/imm32 -<span id="L870" class="LineNr">870 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L871" class="LineNr">871 </span> cd/syscall 0x80/imm8 -<span id="L872" class="LineNr">872 </span> <span class="subxComment"># never gets here</span> -<span id="L873" class="LineNr">873 </span> -<span id="L874" class="LineNr">874 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/068error-byte.subx.html b/html/subx/068error-byte.subx.html deleted file mode 100644 index a8d70d8c..00000000 --- a/html/subx/068error-byte.subx.html +++ /dev/null @@ -1,155 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/068error-byte.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/068error-byte.subx'>https://github.com/akkartik/mu/blob/master/subx/068error-byte.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Print an error message followed by the text representation of a byte. Then exit.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="CommentedCode">#? Entry: # manual test</span> -<span id="L9" class="LineNr"> 9 </span><span class="CommentedCode">#? # . var ed/EAX : exit-descriptor</span> -<span id="L10" class="LineNr">10 </span><span class="CommentedCode">#? 81 5/subop/subtract 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # subtract from ESP</span> -<span id="L11" class="LineNr">11 </span><span class="CommentedCode">#? 89/copy 3/mod/direct 0/rm32/EAX . . . 4/r32/ESP . . # copy ESP to EAX</span> -<span id="L12" class="LineNr">12 </span><span class="CommentedCode">#? # . configure ed to really exit()</span> -<span id="L13" class="LineNr">13 </span><span class="CommentedCode">#? # . . ed->target = 0</span> -<span id="L14" class="LineNr">14 </span><span class="CommentedCode">#? c7 0/subop/copy 0/mod/direct 0/rm32/EAX . . . . . 0/imm32 # copy to *EAX</span> -<span id="L15" class="LineNr">15 </span><span class="CommentedCode">#? # . error-byte(ed, Stdout, msg, 34)</span> -<span id="L16" class="LineNr">16 </span><span class="CommentedCode">#? 68/push 0x34/imm32</span> -<span id="L17" class="LineNr">17 </span><span class="CommentedCode">#? 68/push "abc"/imm32</span> -<span id="L18" class="LineNr">18 </span><span class="CommentedCode">#? 68/push Stderr/imm32</span> -<span id="L19" class="LineNr">19 </span><span class="CommentedCode">#? 50/push-EAX</span> -<span id="L20" class="LineNr">20 </span><span class="CommentedCode">#? e8/call error-byte/disp32</span> -<span id="L21" class="LineNr">21 </span><span class="CommentedCode">#? # . syscall(exit, Num-test-failures)</span> -<span id="L22" class="LineNr">22 </span><span class="CommentedCode">#? 8b/copy 0/mod/indirect 5/rm32/.disp32 . . 3/r32/EBX Num-test-failures/disp32 # copy *Num-test-failures to EBX</span> -<span id="L23" class="LineNr">23 </span><span class="CommentedCode">#? b8/copy-to-EAX 1/imm32/exit</span> -<span id="L24" class="LineNr">24 </span><span class="CommentedCode">#? cd/syscall 0x80/imm8</span> -<span id="L25" class="LineNr">25 </span> -<span id="L26" class="LineNr">26 </span><span class="subxComment"># write(out, "Error: "+msg+": "+byte) then stop(ed, 1)</span> -<span id="L27" class="LineNr">27 </span><span class="subxFunction">error-byte</span>: <span class="subxComment"># ed : (address exit-descriptor), out : (address buffered-file), msg : (address array byte), n : byte -> <void></span> -<span id="L28" class="LineNr">28 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L29" class="LineNr">29 </span> 55/push-EBP -<span id="L30" class="LineNr">30 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L31" class="LineNr">31 </span> <span class="subxComment"># write-buffered(out, "Error: ")</span> -<span id="L32" class="LineNr">32 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L33" class="LineNr">33 </span> 68/push <span class="Constant">"Error: "</span>/imm32 -<span id="L34" class="LineNr">34 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L35" class="LineNr">35 </span> <span class="subxS2Comment"># . . call</span> -<span id="L36" class="LineNr">36 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L37" class="LineNr">37 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L38" class="LineNr">38 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L39" class="LineNr">39 </span> <span class="subxComment"># write-buffered(out, msg)</span> -<span id="L40" class="LineNr">40 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L41" class="LineNr">41 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L42" class="LineNr">42 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L43" class="LineNr">43 </span> <span class="subxS2Comment"># . . call</span> -<span id="L44" class="LineNr">44 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L45" class="LineNr">45 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L46" class="LineNr">46 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L47" class="LineNr">47 </span> <span class="subxComment"># write-buffered(out, ": ")</span> -<span id="L48" class="LineNr">48 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L49" class="LineNr">49 </span> 68/push <span class="Constant">": "</span>/imm32 -<span id="L50" class="LineNr">50 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L51" class="LineNr">51 </span> <span class="subxS2Comment"># . . call</span> -<span id="L52" class="LineNr">52 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L53" class="LineNr">53 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L54" class="LineNr">54 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L55" class="LineNr">55 </span> <span class="subxComment"># print-byte-buffered(out, byte)</span> -<span id="L56" class="LineNr">56 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L57" class="LineNr">57 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L58" class="LineNr">58 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L59" class="LineNr">59 </span> <span class="subxS2Comment"># . . call</span> -<span id="L60" class="LineNr">60 </span> e8/call <a href='066print-int.subx.html#L92'>print-byte-buffered</a>/disp32 -<span id="L61" class="LineNr">61 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L62" class="LineNr">62 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L63" class="LineNr">63 </span> <span class="subxComment"># write-buffered(out, Newline)</span> -<span id="L64" class="LineNr">64 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L65" class="LineNr">65 </span> 68/push <span class="SpecialChar"><a href='051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L66" class="LineNr">66 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L67" class="LineNr">67 </span> <span class="subxS2Comment"># . . call</span> -<span id="L68" class="LineNr">68 </span> e8/call <a href='065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L69" class="LineNr">69 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L70" class="LineNr">70 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L71" class="LineNr">71 </span> <span class="subxS1Comment"># . flush(out)</span> -<span id="L72" class="LineNr">72 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L73" class="LineNr">73 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L74" class="LineNr">74 </span> <span class="subxS2Comment"># . . call</span> -<span id="L75" class="LineNr">75 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L76" class="LineNr">76 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L77" class="LineNr">77 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L78" class="LineNr">78 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L79" class="LineNr">79 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L80" class="LineNr">80 </span> 68/push 1/imm32 -<span id="L81" class="LineNr">81 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L82" class="LineNr">82 </span> <span class="subxS2Comment"># . . call</span> -<span id="L83" class="LineNr">83 </span> e8/call <a href='059stop.subx.html#L91'>stop</a>/disp32 -<span id="L84" class="LineNr">84 </span> <span class="subxComment"># should never get past this point</span> -<span id="L85" class="LineNr">85 </span><span class="Constant">$error-byte:dead-end</span>: -<span id="L86" class="LineNr">86 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L87" class="LineNr">87 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L88" class="LineNr">88 </span> 5d/pop-to-EBP -<span id="L89" class="LineNr">89 </span> c3/return -<span id="L90" class="LineNr">90 </span> -<span id="L91" class="LineNr">91 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/069allocate.subx.html b/html/subx/069allocate.subx.html deleted file mode 100644 index 6033fa37..00000000 --- a/html/subx/069allocate.subx.html +++ /dev/null @@ -1,268 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/069allocate.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { 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-<a href='https://github.com/akkartik/mu/blob/master/subx/069allocate.subx'>https://github.com/akkartik/mu/blob/master/subx/069allocate.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Helper to dynamically allocate memory on the heap.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># We'd like to be able to write tests for functions that allocate memory,</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># making assertions on the precise addresses used. To achieve this we'll pass</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># in an *allocation descriptor* to allocate from.</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment">#</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># Allocation descriptors are also useful outside of tests. Assembly and machine</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># code are of necessity unsafe languages, and one of the most insidious kinds</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># of bugs unsafe languages expose us to are dangling pointers to memory that</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># has been freed and potentially even reused for something totally different.</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># To reduce the odds of such "use after free" errors, SubX programs tend to not</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># reclaim and reuse dynamically allocated memory. (Running out of memory is far</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># easier to debug.) Long-running programs that want to reuse memory are mostly</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># on their own to be careful. However, they do get one bit of help: they can</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># carve out chunks of memory and then allocate from them manually using this</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># very same 'allocate' helper. They just need a new allocation descriptor for</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># their book-keeping.</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span>== code -<span id="L20" class="LineNr"> 20 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L23" class="LineNr"> 23 </span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment"># Claim the next 'n' bytes of memory starting at ad->curr and update ad->curr.</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># Abort if there isn't enough memory in 'ad'.</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxFunction">allocate</span>: <span class="subxComment"># ad : (address allocation-descriptor), n : int -> address-or-null/EAX</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L28" class="LineNr"> 28 </span> 55/push-EBP -<span id="L29" class="LineNr"> 29 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L30" class="LineNr"> 30 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L31" class="LineNr"> 31 </span> 51/push-ECX -<span id="L32" class="LineNr"> 32 </span> 52/push-EDX -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># ECX = ad</span> -<span id="L34" class="LineNr"> 34 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># save ad->curr</span> -<span id="L36" class="LineNr"> 36 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># check if there's enough space</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . EDX = ad->curr + n</span> -<span id="L39" class="LineNr"> 39 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDX</span> -<span id="L40" class="LineNr"> 40 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+12) to EDX</span> -<span id="L41" class="LineNr"> 41 </span> 3b/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *(ECX+4)</span> -<span id="L42" class="LineNr"> 42 </span> 73/jump-if-greater-or-equal-signed $allocate:abort/disp8 -<span id="L43" class="LineNr"> 43 </span><span class="Constant">$allocate:commit</span>: -<span id="L44" class="LineNr"> 44 </span> <span class="subxComment"># update ad->curr</span> -<span id="L45" class="LineNr"> 45 </span> 89/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *ECX</span> -<span id="L46" class="LineNr"> 46 </span><span class="Constant">$allocate:end</span>: -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L48" class="LineNr"> 48 </span> 5a/pop-to-EDX -<span id="L49" class="LineNr"> 49 </span> 59/pop-to-ECX -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L51" class="LineNr"> 51 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L52" class="LineNr"> 52 </span> 5d/pop-to-EBP -<span id="L53" class="LineNr"> 53 </span> c3/return -<span id="L54" class="LineNr"> 54 </span> -<span id="L55" class="LineNr"> 55 </span><span class="Constant">$allocate:abort</span>: -<span id="L56" class="LineNr"> 56 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L58" class="LineNr"> 58 </span> 68/push <span class="Constant">"allocate: failed to allocate\n"</span>/imm32 -<span id="L59" class="LineNr"> 59 </span> 68/push 2/imm32/stderr -<span id="L60" class="LineNr"> 60 </span> <span class="subxS2Comment"># . . call</span> -<span id="L61" class="LineNr"> 61 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L62" class="LineNr"> 62 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L63" class="LineNr"> 63 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L65" class="LineNr"> 65 </span> bb/copy-to-EBX 1/imm32 -<span id="L66" class="LineNr"> 66 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L67" class="LineNr"> 67 </span> cd/syscall 0x80/imm8 -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># never gets here</span> -<span id="L69" class="LineNr"> 69 </span> -<span id="L70" class="LineNr"> 70 </span><span class="subxTest">test-allocate-success</span>: -<span id="L71" class="LineNr"> 71 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L72" class="LineNr"> 72 </span> 55/push-EBP -<span id="L73" class="LineNr"> 73 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># var ad/ECX : (address allocation-descriptor) = {11, 15}</span> -<span id="L75" class="LineNr"> 75 </span> 68/push 0xf/imm32/limit -<span id="L76" class="LineNr"> 76 </span> 68/push 0xb/imm32/curr -<span id="L77" class="LineNr"> 77 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># EAX = allocate(ad, 3)</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L80" class="LineNr"> 80 </span> 68/push 3/imm32 -<span id="L81" class="LineNr"> 81 </span> 51/push-ECX -<span id="L82" class="LineNr"> 82 </span> <span class="subxS2Comment"># . . call</span> -<span id="L83" class="LineNr"> 83 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L84" class="LineNr"> 84 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L85" class="LineNr"> 85 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># check-ints-equal(EAX, 11, msg)</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L88" class="LineNr"> 88 </span> 68/push <span class="Constant">"F - <a href='069allocate.subx.html#L70'>test-allocate-success</a>: returns current pointer of allocation descriptor"</span>/imm32 -<span id="L89" class="LineNr"> 89 </span> 68/push 0xb/imm32 -<span id="L90" class="LineNr"> 90 </span> 50/push-EAX -<span id="L91" class="LineNr"> 91 </span> <span class="subxS2Comment"># . . call</span> -<span id="L92" class="LineNr"> 92 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L93" class="LineNr"> 93 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L94" class="LineNr"> 94 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># check-ints-equal(ad->curr, 14, msg)</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L97" class="LineNr"> 97 </span> 68/push <span class="Constant">"F - <a href='069allocate.subx.html#L70'>test-allocate-success</a>: updates allocation descriptor"</span>/imm32 -<span id="L98" class="LineNr"> 98 </span> 68/push 0xe/imm32 -<span id="L99" class="LineNr"> 99 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L100" class="LineNr">100 </span> <span class="subxS2Comment"># . . call</span> -<span id="L101" class="LineNr">101 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L102" class="LineNr">102 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L103" class="LineNr">103 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L104" class="LineNr">104 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L105" class="LineNr">105 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L106" class="LineNr">106 </span> 5d/pop-to-EBP -<span id="L107" class="LineNr">107 </span> c3/return -<span id="L108" class="LineNr">108 </span> -<span id="L109" class="LineNr">109 </span><span class="subxMinorFunction">_pending-test-allocate-failure</span>: -<span id="L110" class="LineNr">110 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L111" class="LineNr">111 </span> 55/push-EBP -<span id="L112" class="LineNr">112 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L113" class="LineNr">113 </span> <span class="subxComment"># var ad/ECX : (address allocation-descriptor) = {11, 15}</span> -<span id="L114" class="LineNr">114 </span> 68/push 0xf/imm32/limit -<span id="L115" class="LineNr">115 </span> 68/push 0xb/imm32/curr -<span id="L116" class="LineNr">116 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L117" class="LineNr">117 </span> <span class="subxComment"># EAX = allocate(ad, 6)</span> -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L119" class="LineNr">119 </span> 68/push 6/imm32 -<span id="L120" class="LineNr">120 </span> 51/push-ECX -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L127" class="LineNr">127 </span> 68/push <span class="Constant">"F - test-allocate-failure: returns null"</span>/imm32 -<span id="L128" class="LineNr">128 </span> 68/push 0/imm32 -<span id="L129" class="LineNr">129 </span> 50/push-EAX -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L131" class="LineNr">131 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L132" class="LineNr">132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L133" class="LineNr">133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L134" class="LineNr">134 </span> <span class="subxComment"># no change to ad->curr</span> -<span id="L135" class="LineNr">135 </span> <span class="subxS1Comment"># . check-ints-equal(ad->curr, 11)</span> -<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L137" class="LineNr">137 </span> 68/push <span class="Constant">"F - test-allocate-failure: updates allocation descriptor"</span>/imm32 -<span id="L138" class="LineNr">138 </span> 68/push 0xb/imm32 -<span id="L139" class="LineNr">139 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L140" class="LineNr">140 </span> <span class="subxS2Comment"># . . call</span> -<span id="L141" class="LineNr">141 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L143" class="LineNr">143 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L144" class="LineNr">144 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L145" class="LineNr">145 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L146" class="LineNr">146 </span> 5d/pop-to-EBP -<span id="L147" class="LineNr">147 </span> c3/return -<span id="L148" class="LineNr">148 </span> -<span id="L149" class="LineNr">149 </span><span class="subxComment"># helper: create a nested allocation descriptor (useful for tests)</span> -<span id="L150" class="LineNr">150 </span><span class="subxFunction">allocate-region</span>: <span class="subxComment"># ad : (address allocation-descriptor), n : int -> new-ad : (address allocation-descriptor)</span> -<span id="L151" class="LineNr">151 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L152" class="LineNr">152 </span> 55/push-EBP -<span id="L153" class="LineNr">153 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L154" class="LineNr">154 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L155" class="LineNr">155 </span> 51/push-ECX -<span id="L156" class="LineNr">156 </span> <span class="subxComment"># EAX = allocate(ad, n)</span> -<span id="L157" class="LineNr">157 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L158" class="LineNr">158 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L159" class="LineNr">159 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . call</span> -<span id="L161" class="LineNr">161 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L162" class="LineNr">162 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L163" class="LineNr">163 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L164" class="LineNr">164 </span> <span class="subxComment"># if (EAX == 0) abort</span> -<span id="L165" class="LineNr">165 </span> 3d/compare-EAX-and 0/imm32 -<span id="L166" class="LineNr">166 </span> 74/jump-if-equal $allocate-region:abort/disp8 -<span id="L167" class="LineNr">167 </span> <span class="subxComment"># earmark 8 bytes at the start for a new allocation descriptor</span> -<span id="L168" class="LineNr">168 </span> <span class="subxS1Comment"># . *EAX = EAX + 8</span> -<span id="L169" class="LineNr">169 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L170" class="LineNr">170 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ECX</span> -<span id="L171" class="LineNr">171 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L172" class="LineNr">172 </span> <span class="subxS1Comment"># . *(EAX+4) = EAX + n</span> -<span id="L173" class="LineNr">173 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L174" class="LineNr">174 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+12) to ECX</span> -<span id="L175" class="LineNr">175 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(EAX+4)</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L177" class="LineNr">177 </span> 59/pop-to-ECX -<span id="L178" class="LineNr">178 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L179" class="LineNr">179 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L180" class="LineNr">180 </span> 5d/pop-to-EBP -<span id="L181" class="LineNr">181 </span> c3/return -<span id="L182" class="LineNr">182 </span> -<span id="L183" class="LineNr">183 </span><span class="subxComment"># We could create a more general '$abort' jump target, but then we'd need to do</span> -<span id="L184" class="LineNr">184 </span><span class="subxComment"># a conditional jump followed by loading the error message and an unconditional</span> -<span id="L185" class="LineNr">185 </span><span class="subxComment"># jump. Or we'd need to unconditionally load the error message before a</span> -<span id="L186" class="LineNr">186 </span><span class="subxComment"># conditional jump, even if it's unused the vast majority of the time. This way</span> -<span id="L187" class="LineNr">187 </span><span class="subxComment"># we bloat a potentially cold segment in RAM so we can abort with a single</span> -<span id="L188" class="LineNr">188 </span><span class="subxComment"># instruction.</span> -<span id="L189" class="LineNr">189 </span><span class="Constant">$allocate-region:abort</span>: -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L191" class="LineNr">191 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L192" class="LineNr">192 </span> 68/push <span class="Constant">"allocate-region: failed to allocate\n"</span>/imm32 -<span id="L193" class="LineNr">193 </span> 68/push 2/imm32/stderr -<span id="L194" class="LineNr">194 </span> <span class="subxS2Comment"># . . call</span> -<span id="L195" class="LineNr">195 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L196" class="LineNr">196 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L197" class="LineNr">197 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L198" class="LineNr">198 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L199" class="LineNr">199 </span> bb/copy-to-EBX 1/imm32 -<span id="L200" class="LineNr">200 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L201" class="LineNr">201 </span> cd/syscall 0x80/imm8 -<span id="L202" class="LineNr">202 </span> <span class="subxComment"># never gets here</span> -<span id="L203" class="LineNr">203 </span> -<span id="L204" class="LineNr">204 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/070new-stream.subx.html b/html/subx/070new-stream.subx.html deleted file mode 100644 index 722715e4..00000000 --- a/html/subx/070new-stream.subx.html +++ /dev/null @@ -1,181 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/070new-stream.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/070new-stream.subx'>https://github.com/akkartik/mu/blob/master/subx/070new-stream.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Helper to allocate a stream on the heap.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">new-stream</span>: <span class="subxComment"># ad : (address allocation-descriptor), length : int, elemsize : int -> address/EAX</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L10" class="LineNr"> 10 </span> 55/push-EBP -<span id="L11" class="LineNr"> 11 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L12" class="LineNr"> 12 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L13" class="LineNr"> 13 </span> 52/push-EDX -<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># n = elemsize * length + 12 (for read, write and length)</span> -<span id="L15" class="LineNr"> 15 </span> <span class="subxS1Comment"># . EAX = elemsize</span> -<span id="L16" class="LineNr"> 16 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxS1Comment"># . EAX *= length</span> -<span id="L18" class="LineNr"> 18 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L19" class="LineNr"> 19 </span> f7 4/subop/multiply 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># multiply *(EBP+12) into EAX</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxS1Comment"># . if overflow abort</span> -<span id="L21" class="LineNr"> 21 </span> 81 7/subop/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EDX</span> -<span id="L22" class="LineNr"> 22 </span> 75/jump-if-not-equal $new-stream:abort/disp8 -<span id="L23" class="LineNr"> 23 </span> <span class="subxS1Comment"># . EDX = elemsize*length</span> -<span id="L24" class="LineNr"> 24 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDX</span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxS1Comment"># . EAX += 12</span> -<span id="L26" class="LineNr"> 26 </span> 05/add-to-EAX 0xc/imm32 -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># allocate(ad, n)</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L29" class="LineNr"> 29 </span> 50/push-EAX -<span id="L30" class="LineNr"> 30 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxS2Comment"># . . call</span> -<span id="L32" class="LineNr"> 32 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L33" class="LineNr"> 33 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L34" class="LineNr"> 34 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># EAX->length = elemsize*length</span> -<span id="L36" class="LineNr"> 36 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *(EAX+8)</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># clear-stream(EAX)</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L39" class="LineNr"> 39 </span> 50/push-EAX -<span id="L40" class="LineNr"> 40 </span> <span class="subxS2Comment"># . . call</span> -<span id="L41" class="LineNr"> 41 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L42" class="LineNr"> 42 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L43" class="LineNr"> 43 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L44" class="LineNr"> 44 </span><span class="Constant">$new-stream:end</span>: -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L46" class="LineNr"> 46 </span> 5a/pop-to-EDX -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L48" class="LineNr"> 48 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L49" class="LineNr"> 49 </span> 5d/pop-to-EBP -<span id="L50" class="LineNr"> 50 </span> c3/return -<span id="L51" class="LineNr"> 51 </span> -<span id="L52" class="LineNr"> 52 </span><span class="Constant">$new-stream:abort</span>: -<span id="L53" class="LineNr"> 53 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L55" class="LineNr"> 55 </span> 68/push <span class="Constant">"new-stream: size too large\n"</span>/imm32 -<span id="L56" class="LineNr"> 56 </span> 68/push 2/imm32/stderr -<span id="L57" class="LineNr"> 57 </span> <span class="subxS2Comment"># . . call</span> -<span id="L58" class="LineNr"> 58 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L59" class="LineNr"> 59 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L60" class="LineNr"> 60 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L62" class="LineNr"> 62 </span> bb/copy-to-EBX 1/imm32 -<span id="L63" class="LineNr"> 63 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L64" class="LineNr"> 64 </span> cd/syscall 0x80/imm8 -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># never gets here</span> -<span id="L66" class="LineNr"> 66 </span> -<span id="L67" class="LineNr"> 67 </span><span class="subxTest">test-new-stream</span>: -<span id="L68" class="LineNr"> 68 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L69" class="LineNr"> 69 </span> 55/push-EBP -<span id="L70" class="LineNr"> 70 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># var heap/ECX : (address allocation-descriptor) = {0, 0}</span> -<span id="L72" class="LineNr"> 72 </span> 68/push 0/imm32/limit -<span id="L73" class="LineNr"> 73 </span> 68/push 0/imm32/curr -<span id="L74" class="LineNr"> 74 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># heap = new-segment(512)</span> -<span id="L76" class="LineNr"> 76 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L77" class="LineNr"> 77 </span> 51/push-ECX -<span id="L78" class="LineNr"> 78 </span> 68/push 0x200/imm32 -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . call</span> -<span id="L80" class="LineNr"> 80 </span> e8/call <a href='053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L81" class="LineNr"> 81 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L82" class="LineNr"> 82 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxComment"># var start/EDX = ad->curr</span> -<span id="L84" class="LineNr"> 84 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># EAX = new-stream(heap, 3, 2)</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L87" class="LineNr"> 87 </span> 68/push 2/imm32 -<span id="L88" class="LineNr"> 88 </span> 68/push 3/imm32 -<span id="L89" class="LineNr"> 89 </span> 51/push-ECX -<span id="L90" class="LineNr"> 90 </span> <span class="subxS2Comment"># . . call</span> -<span id="L91" class="LineNr"> 91 </span> e8/call <a href='070new-stream.subx.html#L8'>new-stream</a>/disp32 -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L93" class="LineNr"> 93 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># check-ints-equal(EAX, EDX, msg)</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L96" class="LineNr"> 96 </span> 68/push <span class="Constant">"F - <a href='070new-stream.subx.html#L67'>test-new-stream</a>: returns current pointer of allocation descriptor"</span>/imm32 -<span id="L97" class="LineNr"> 97 </span> 52/push-EDX -<span id="L98" class="LineNr"> 98 </span> 50/push-EAX -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . call</span> -<span id="L100" class="LineNr">100 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L102" class="LineNr">102 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L103" class="LineNr">103 </span> <span class="subxComment"># check-ints-equal(EAX->length, 6, msg)</span> -<span id="L104" class="LineNr">104 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L105" class="LineNr">105 </span> 68/push <span class="Constant">"F - <a href='070new-stream.subx.html#L67'>test-new-stream</a>: sets length correctly"</span>/imm32 -<span id="L106" class="LineNr">106 </span> 68/push 6/imm32 -<span id="L107" class="LineNr">107 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="subxComment"># push *(EAX+8)</span> -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . call</span> -<span id="L109" class="LineNr">109 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L111" class="LineNr">111 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L112" class="LineNr">112 </span> <span class="subxComment"># the rest is delegated to clear-stream() so we won't bother checking it</span> -<span id="L113" class="LineNr">113 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L114" class="LineNr">114 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L115" class="LineNr">115 </span> 5d/pop-to-EBP -<span id="L116" class="LineNr">116 </span> c3/return -<span id="L117" class="LineNr">117 </span> -<span id="L118" class="LineNr">118 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/071read-line.subx.html b/html/subx/071read-line.subx.html deleted file mode 100644 index 4168a5a8..00000000 --- a/html/subx/071read-line.subx.html +++ /dev/null @@ -1,455 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/071read-line.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/071read-line.subx'>https://github.com/akkartik/mu/blob/master/subx/071read-line.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span>== code -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># read bytes from 'f' until (and including) a newline and store them into 's'</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># 's' fails to grow if and only if no data found</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># just abort if 's' is too small</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">read-line-buffered</span>: <span class="subxComment"># f : (address buffered-file), s : (address stream byte) -> <void></span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># pseudocode:</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># while true</span> -<span id="L12" class="LineNr"> 12 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># if (f->read >= f->write) populate stream from file</span> -<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># if (f->write == 0) break</span> -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># ++f->read</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># ++s->write</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># if (AL == '\n') break</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L21" class="LineNr"> 21 </span> 55/push-EBP -<span id="L22" class="LineNr"> 22 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L24" class="LineNr"> 24 </span> 50/push-EAX -<span id="L25" class="LineNr"> 25 </span> 51/push-ECX -<span id="L26" class="LineNr"> 26 </span> 52/push-EDX -<span id="L27" class="LineNr"> 27 </span> 56/push-ESI -<span id="L28" class="LineNr"> 28 </span> 57/push-EDI -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># ESI = f</span> -<span id="L30" class="LineNr"> 30 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># ECX = f->read</span> -<span id="L32" class="LineNr"> 32 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to ECX</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># EDI = s</span> -<span id="L34" class="LineNr"> 34 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># EDX = s->write</span> -<span id="L36" class="LineNr"> 36 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EDX</span> -<span id="L37" class="LineNr"> 37 </span><span class="Constant">$read-line-buffered:loop</span>: -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L39" class="LineNr"> 39 </span> 3b/compare 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *(EDI+8)</span> -<span id="L40" class="LineNr"> 40 </span> 7d/jump-if-greater-or-equal $read-line-buffered:abort/disp8 -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># if (f->read >= f->write) populate stream from file</span> -<span id="L42" class="LineNr"> 42 </span> 3b/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+4)</span> -<span id="L43" class="LineNr"> 43 </span> 7c/jump-if-lesser $read-line-buffered:from-stream/disp8 -<span id="L44" class="LineNr"> 44 </span> <span class="subxS1Comment"># . clear-stream(stream = f+4)</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L46" class="LineNr"> 46 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+4 to EAX</span> -<span id="L47" class="LineNr"> 47 </span> 50/push-EAX -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . call</span> -<span id="L49" class="LineNr"> 49 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L51" class="LineNr"> 51 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxS1Comment"># . f->read must now be 0; update its cache at ECX</span> -<span id="L53" class="LineNr"> 53 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS1Comment"># . EAX = read(f->fd, stream = f+4)</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L56" class="LineNr"> 56 </span> 50/push-EAX -<span id="L57" class="LineNr"> 57 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . call</span> -<span id="L59" class="LineNr"> 59 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L60" class="LineNr"> 60 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L61" class="LineNr"> 61 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># if (f->write == 0) break</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># since f->read was initially 0, EAX is the same as f->write</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxS1Comment"># . if (EAX == 0) return true</span> -<span id="L65" class="LineNr"> 65 </span> 3d/compare-EAX-and 0/imm32 -<span id="L66" class="LineNr"> 66 </span> 74/jump-if-equal $read-line-buffered:end/disp8 -<span id="L67" class="LineNr"> 67 </span><span class="Constant">$read-line-buffered:from-stream</span>: -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L69" class="LineNr"> 69 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L70" class="LineNr"> 70 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+16) to AL</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L72" class="LineNr"> 72 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EDX+12)</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># ++f->read</span> -<span id="L74" class="LineNr"> 74 </span> 41/increment-ECX -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># ++s->write</span> -<span id="L76" class="LineNr"> 76 </span> 42/increment-EDX -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># if (AL == '\n') return</span> -<span id="L78" class="LineNr"> 78 </span> 3d/compare-EAX-and 0xa/imm32 -<span id="L79" class="LineNr"> 79 </span> 75/jump-if-not-equal $read-line-buffered:loop/disp8 -<span id="L80" class="LineNr"> 80 </span><span class="Constant">$read-line-buffered:end</span>: -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># save f->read</span> -<span id="L82" class="LineNr"> 82 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+8)</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxComment"># save s->write</span> -<span id="L84" class="LineNr"> 84 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *EDI</span> -<span id="L85" class="LineNr"> 85 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L86" class="LineNr"> 86 </span> 5f/pop-to-EDI -<span id="L87" class="LineNr"> 87 </span> 5e/pop-to-ESI -<span id="L88" class="LineNr"> 88 </span> 5a/pop-to-EDX -<span id="L89" class="LineNr"> 89 </span> 59/pop-to-ECX -<span id="L90" class="LineNr"> 90 </span> 58/pop-to-EAX -<span id="L91" class="LineNr"> 91 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L92" class="LineNr"> 92 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L93" class="LineNr"> 93 </span> 5d/pop-to-EBP -<span id="L94" class="LineNr"> 94 </span> c3/return -<span id="L95" class="LineNr"> 95 </span> -<span id="L96" class="LineNr"> 96 </span><span class="Constant">$read-line-buffered:abort</span>: -<span id="L97" class="LineNr"> 97 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L99" class="LineNr"> 99 </span> 68/push <span class="Constant">"read-line-buffered: line too long\n"</span>/imm32 -<span id="L100" class="LineNr">100 </span> 68/push 2/imm32/stderr -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L106" class="LineNr">106 </span> bb/copy-to-EBX 1/imm32 -<span id="L107" class="LineNr">107 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L108" class="LineNr">108 </span> cd/syscall 0x80/imm8 -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># never gets here</span> -<span id="L110" class="LineNr">110 </span> -<span id="L111" class="LineNr">111 </span><span class="subxTest">test-read-line-buffered</span>: -<span id="L112" class="LineNr">112 </span> <span class="subxH1Comment"># - check that read-line-buffered stops at a newline</span> -<span id="L113" class="LineNr">113 </span> <span class="subxComment"># setup</span> -<span id="L114" class="LineNr">114 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L115" class="LineNr">115 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L116" class="LineNr">116 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L118" class="LineNr">118 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L120" class="LineNr">120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L121" class="LineNr">121 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L123" class="LineNr">123 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L124" class="LineNr">124 </span> 05/add-to-EAX 4/imm32 -<span id="L125" class="LineNr">125 </span> 50/push-EAX -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . call</span> -<span id="L127" class="LineNr">127 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L128" class="LineNr">128 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L129" class="LineNr">129 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L130" class="LineNr">130 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L132" class="LineNr">132 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr">134 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr">137 </span> <span class="subxComment"># write(_test-stream, "ab\ncd")</span> -<span id="L138" class="LineNr">138 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L139" class="LineNr">139 </span> 68/push <span class="Constant">"ab\ncd"</span>/imm32 -<span id="L140" class="LineNr">140 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . call</span> -<span id="L142" class="LineNr">142 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L143" class="LineNr">143 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L144" class="LineNr">144 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L145" class="LineNr">145 </span> <span class="subxComment"># read a line from _test-stream (buffered by _test-buffered-file) into _test-tmp-stream</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . EAX = read-line-buffered(_test-buffered-file, _test-tmp-stream)</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L149" class="LineNr">149 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L151" class="LineNr">151 </span> e8/call <a href='071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L153" class="LineNr">153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L154" class="LineNr">154 </span> <span class="subxComment"># check-next-stream-line-equal(_test-tmp-stream, "ab", msg)</span> -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L156" class="LineNr">156 </span> 68/push <span class="Constant">"F - test-read-line-buffered"</span>/imm32 -<span id="L157" class="LineNr">157 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L158" class="LineNr">158 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L159" class="LineNr">159 </span> <span class="subxS2Comment"># . . call</span> -<span id="L160" class="LineNr">160 </span> e8/call <a href='058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L161" class="LineNr">161 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L162" class="LineNr">162 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L163" class="LineNr">163 </span> <span class="subxComment"># end</span> -<span id="L164" class="LineNr">164 </span> c3/return -<span id="L165" class="LineNr">165 </span> -<span id="L166" class="LineNr">166 </span><span class="subxTest">test-read-line-buffered-reads-final-line-until-Eof</span>: -<span id="L167" class="LineNr">167 </span> <span class="subxComment"># setup</span> -<span id="L168" class="LineNr">168 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L170" class="LineNr">170 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . call</span> -<span id="L172" class="LineNr">172 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L174" class="LineNr">174 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L175" class="LineNr">175 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L177" class="LineNr">177 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L178" class="LineNr">178 </span> 05/add-to-EAX 4/imm32 -<span id="L179" class="LineNr">179 </span> 50/push-EAX -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . call</span> -<span id="L181" class="LineNr">181 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L182" class="LineNr">182 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L183" class="LineNr">183 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L184" class="LineNr">184 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L186" class="LineNr">186 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L187" class="LineNr">187 </span> <span class="subxS2Comment"># . . call</span> -<span id="L188" class="LineNr">188 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L189" class="LineNr">189 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L190" class="LineNr">190 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L191" class="LineNr">191 </span> <span class="subxComment"># write(_test-stream, "cd")</span> -<span id="L192" class="LineNr">192 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L193" class="LineNr">193 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L194" class="LineNr">194 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . call</span> -<span id="L196" class="LineNr">196 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L198" class="LineNr">198 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># read a line from _test-stream (buffered by _test-buffered-file) into _test-tmp-stream</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS1Comment"># . EAX = read-line-buffered(_test-buffered-file, _test-tmp-stream)</span> -<span id="L201" class="LineNr">201 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L202" class="LineNr">202 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L203" class="LineNr">203 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . call</span> -<span id="L205" class="LineNr">205 </span> e8/call <a href='071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L206" class="LineNr">206 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L207" class="LineNr">207 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># check-stream-equal(_test-tmp-stream, "cd", msg)</span> -<span id="L209" class="LineNr">209 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L210" class="LineNr">210 </span> 68/push <span class="Constant">"F - test-read-line-buffered-reads-final-line-until-Eof"</span>/imm32 -<span id="L211" class="LineNr">211 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L212" class="LineNr">212 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L213" class="LineNr">213 </span> <span class="subxS2Comment"># . . call</span> -<span id="L214" class="LineNr">214 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L216" class="LineNr">216 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L217" class="LineNr">217 </span> <span class="subxComment"># end</span> -<span id="L218" class="LineNr">218 </span> c3/return -<span id="L219" class="LineNr">219 </span> -<span id="L220" class="LineNr">220 </span><span class="subxComment"># read bytes from 'f' until (and including) a newline and store them into 's'</span> -<span id="L221" class="LineNr">221 </span><span class="subxComment"># 's' fails to grow if and only if no data found</span> -<span id="L222" class="LineNr">222 </span><span class="subxComment"># just abort if 's' is too small</span> -<span id="L223" class="LineNr">223 </span><span class="subxFunction">read-line</span>: <span class="subxComment"># f : (address stream), s : (address stream byte) -> <void></span> -<span id="L224" class="LineNr">224 </span> <span class="subxComment"># pseudocode:</span> -<span id="L225" class="LineNr">225 </span> <span class="subxComment"># while true</span> -<span id="L226" class="LineNr">226 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L227" class="LineNr">227 </span> <span class="subxComment"># if (f->read >= f->write) break</span> -<span id="L228" class="LineNr">228 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L229" class="LineNr">229 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L230" class="LineNr">230 </span> <span class="subxComment"># ++f->read</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># ++s->write</span> -<span id="L232" class="LineNr">232 </span> <span class="subxComment"># if (AL == '\n') break</span> -<span id="L233" class="LineNr">233 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L234" class="LineNr">234 </span> 55/push-EBP -<span id="L235" class="LineNr">235 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L236" class="LineNr">236 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L237" class="LineNr">237 </span> 50/push-EAX -<span id="L238" class="LineNr">238 </span> 51/push-ECX -<span id="L239" class="LineNr">239 </span> 52/push-EDX -<span id="L240" class="LineNr">240 </span> 56/push-ESI -<span id="L241" class="LineNr">241 </span> 57/push-EDI -<span id="L242" class="LineNr">242 </span> <span class="subxComment"># ESI = f</span> -<span id="L243" class="LineNr">243 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L244" class="LineNr">244 </span> <span class="subxComment"># ECX = f->read</span> -<span id="L245" class="LineNr">245 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># EDI = s</span> -<span id="L247" class="LineNr">247 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># EDX = s->write</span> -<span id="L249" class="LineNr">249 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EDX</span> -<span id="L250" class="LineNr">250 </span><span class="Constant">$read-line:loop</span>: -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L252" class="LineNr">252 </span> 3b/compare 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *(EDI+8)</span> -<span id="L253" class="LineNr">253 </span> 0f 8d/jump-if-greater-or-equal $read-line:abort/disp32 -<span id="L254" class="LineNr">254 </span> <span class="subxComment"># if (f->read >= f->write) break</span> -<span id="L255" class="LineNr">255 </span> 3b/compare 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *ESI</span> -<span id="L256" class="LineNr">256 </span> 7d/jump-if-greater-or-equal $read-line:end/disp8 -<span id="L257" class="LineNr">257 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L258" class="LineNr">258 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L259" class="LineNr">259 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L260" class="LineNr">260 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L261" class="LineNr">261 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EDX+12)</span> -<span id="L262" class="LineNr">262 </span> <span class="subxComment"># ++f->read</span> -<span id="L263" class="LineNr">263 </span> 41/increment-ECX -<span id="L264" class="LineNr">264 </span> <span class="subxComment"># ++s->write</span> -<span id="L265" class="LineNr">265 </span> 42/increment-EDX -<span id="L266" class="LineNr">266 </span> <span class="subxComment"># if (AL == '\n') return</span> -<span id="L267" class="LineNr">267 </span> 3d/compare-EAX-and 0xa/imm32 -<span id="L268" class="LineNr">268 </span> 0f 85/jump-if-not-equal $read-line:loop/disp32 -<span id="L269" class="LineNr">269 </span><span class="Constant">$read-line:end</span>: -<span id="L270" class="LineNr">270 </span> <span class="subxComment"># save f->read</span> -<span id="L271" class="LineNr">271 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+4)</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># save s->write</span> -<span id="L273" class="LineNr">273 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *EDI</span> -<span id="L274" class="LineNr">274 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L275" class="LineNr">275 </span> 5f/pop-to-EDI -<span id="L276" class="LineNr">276 </span> 5e/pop-to-ESI -<span id="L277" class="LineNr">277 </span> 5a/pop-to-EDX -<span id="L278" class="LineNr">278 </span> 59/pop-to-ECX -<span id="L279" class="LineNr">279 </span> 58/pop-to-EAX -<span id="L280" class="LineNr">280 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L281" class="LineNr">281 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L282" class="LineNr">282 </span> 5d/pop-to-EBP -<span id="L283" class="LineNr">283 </span> c3/return -<span id="L284" class="LineNr">284 </span> -<span id="L285" class="LineNr">285 </span><span class="Constant">$read-line:abort</span>: -<span id="L286" class="LineNr">286 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L287" class="LineNr">287 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L288" class="LineNr">288 </span> 68/push <span class="Constant">"read-line: line too long\n"</span>/imm32 -<span id="L289" class="LineNr">289 </span> 68/push 2/imm32/stderr -<span id="L290" class="LineNr">290 </span> <span class="subxS2Comment"># . . call</span> -<span id="L291" class="LineNr">291 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L292" class="LineNr">292 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L293" class="LineNr">293 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L294" class="LineNr">294 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L295" class="LineNr">295 </span> bb/copy-to-EBX 1/imm32 -<span id="L296" class="LineNr">296 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L297" class="LineNr">297 </span> cd/syscall 0x80/imm8 -<span id="L298" class="LineNr">298 </span> <span class="subxComment"># never gets here</span> -<span id="L299" class="LineNr">299 </span> -<span id="L300" class="LineNr">300 </span><span class="subxTest">test-read-line</span>: -<span id="L301" class="LineNr">301 </span> <span class="subxH1Comment"># - check that read-line stops at a newline</span> -<span id="L302" class="LineNr">302 </span> <span class="subxComment"># setup</span> -<span id="L303" class="LineNr">303 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L304" class="LineNr">304 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L305" class="LineNr">305 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . call</span> -<span id="L307" class="LineNr">307 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L308" class="LineNr">308 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L309" class="LineNr">309 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L310" class="LineNr">310 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L311" class="LineNr">311 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L312" class="LineNr">312 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L313" class="LineNr">313 </span> <span class="subxS2Comment"># . . call</span> -<span id="L314" class="LineNr">314 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L315" class="LineNr">315 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L316" class="LineNr">316 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L317" class="LineNr">317 </span> <span class="subxComment"># write(_test-stream, "ab\ncd")</span> -<span id="L318" class="LineNr">318 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L319" class="LineNr">319 </span> 68/push <span class="Constant">"ab\ncd"</span>/imm32 -<span id="L320" class="LineNr">320 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . call</span> -<span id="L322" class="LineNr">322 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L323" class="LineNr">323 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L324" class="LineNr">324 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L325" class="LineNr">325 </span> <span class="subxComment"># read a line from _test-stream into _test-tmp-stream</span> -<span id="L326" class="LineNr">326 </span> <span class="subxS1Comment"># . EAX = read-line(_test-stream, _test-tmp-stream)</span> -<span id="L327" class="LineNr">327 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L328" class="LineNr">328 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L329" class="LineNr">329 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L330" class="LineNr">330 </span> <span class="subxS2Comment"># . . call</span> -<span id="L331" class="LineNr">331 </span> e8/call <a href='071read-line.subx.html#L223'>read-line</a>/disp32 -<span id="L332" class="LineNr">332 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L333" class="LineNr">333 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L334" class="LineNr">334 </span> <span class="subxComment"># check-next-stream-line-equal(_test-tmp-stream, "ab", msg)</span> -<span id="L335" class="LineNr">335 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L336" class="LineNr">336 </span> 68/push <span class="Constant">"F - test-read-line"</span>/imm32 -<span id="L337" class="LineNr">337 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L338" class="LineNr">338 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L339" class="LineNr">339 </span> <span class="subxS2Comment"># . . call</span> -<span id="L340" class="LineNr">340 </span> e8/call <a href='058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L341" class="LineNr">341 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L342" class="LineNr">342 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L343" class="LineNr">343 </span> <span class="subxComment"># end</span> -<span id="L344" class="LineNr">344 </span> c3/return -<span id="L345" class="LineNr">345 </span> -<span id="L346" class="LineNr">346 </span><span class="subxTest">test-read-line-reads-final-line-until-Eof</span>: -<span id="L347" class="LineNr">347 </span> <span class="subxComment"># setup</span> -<span id="L348" class="LineNr">348 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L349" class="LineNr">349 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L350" class="LineNr">350 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L351" class="LineNr">351 </span> <span class="subxS2Comment"># . . call</span> -<span id="L352" class="LineNr">352 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L353" class="LineNr">353 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L354" class="LineNr">354 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L355" class="LineNr">355 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L356" class="LineNr">356 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L357" class="LineNr">357 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L358" class="LineNr">358 </span> <span class="subxS2Comment"># . . call</span> -<span id="L359" class="LineNr">359 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L360" class="LineNr">360 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L361" class="LineNr">361 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L362" class="LineNr">362 </span> <span class="subxComment"># write(_test-stream, "cd")</span> -<span id="L363" class="LineNr">363 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L364" class="LineNr">364 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L365" class="LineNr">365 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L366" class="LineNr">366 </span> <span class="subxS2Comment"># . . call</span> -<span id="L367" class="LineNr">367 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L368" class="LineNr">368 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L369" class="LineNr">369 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L370" class="LineNr">370 </span> <span class="subxComment"># read a line from _test-stream into _test-tmp-stream</span> -<span id="L371" class="LineNr">371 </span> <span class="subxS1Comment"># . EAX = read-line(_test-stream, _test-tmp-stream)</span> -<span id="L372" class="LineNr">372 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L373" class="LineNr">373 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L374" class="LineNr">374 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L375" class="LineNr">375 </span> <span class="subxS2Comment"># . . call</span> -<span id="L376" class="LineNr">376 </span> e8/call <a href='071read-line.subx.html#L223'>read-line</a>/disp32 -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L378" class="LineNr">378 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L379" class="LineNr">379 </span> <span class="subxComment"># check-stream-equal(_test-tmp-stream, "cd", msg)</span> -<span id="L380" class="LineNr">380 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L381" class="LineNr">381 </span> 68/push <span class="Constant">"F - test-read-line-reads-final-line-until-Eof"</span>/imm32 -<span id="L382" class="LineNr">382 </span> 68/push <span class="Constant">"cd"</span>/imm32 -<span id="L383" class="LineNr">383 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L384" class="LineNr">384 </span> <span class="subxS2Comment"># . . call</span> -<span id="L385" class="LineNr">385 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L386" class="LineNr">386 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L387" class="LineNr">387 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L388" class="LineNr">388 </span> <span class="subxComment"># end</span> -<span id="L389" class="LineNr">389 </span> c3/return -<span id="L390" class="LineNr">390 </span> -<span id="L391" class="LineNr">391 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/072slice.subx.html b/html/subx/072slice.subx.html deleted file mode 100644 index 2e601bcf..00000000 --- a/html/subx/072slice.subx.html +++ /dev/null @@ -1,1213 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/072slice.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxS2Comment { color: #8a8a8a; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/072slice.subx'>https://github.com/akkartik/mu/blob/master/subx/072slice.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># new data structure: a slice is an open interval of addresses [start, end)</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># that includes 'start' but not 'end'</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span>== code -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">slice-empty?</span>: <span class="subxComment"># s : (address slice) -> EAX : boolean</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L11" class="LineNr"> 11 </span> 55/push-EBP -<span id="L12" class="LineNr"> 12 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L14" class="LineNr"> 14 </span> 51/push-ECX -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># ECX = s</span> -<span id="L16" class="LineNr"> 16 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># if (s->start == s->end) return true</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxS1Comment"># . EAX = s->start</span> -<span id="L19" class="LineNr"> 19 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxS1Comment"># . compare EAX and s->end</span> -<span id="L21" class="LineNr"> 21 </span> 39/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare EAX and *(ECX+4)</span> -<span id="L22" class="LineNr"> 22 </span> b8/copy-to-EAX 1/imm32/true -<span id="L23" class="LineNr"> 23 </span> 74/jump-if-equal $slice-empty?:end/disp8 -<span id="L24" class="LineNr"> 24 </span> b8/copy-to-EAX 0/imm32/false -<span id="L25" class="LineNr"> 25 </span><span class="Constant">$slice-empty?:end</span>: -<span id="L26" class="LineNr"> 26 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L27" class="LineNr"> 27 </span> 59/pop-to-ECX -<span id="L28" class="LineNr"> 28 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L29" class="LineNr"> 29 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L30" class="LineNr"> 30 </span> 5d/pop-to-EBP -<span id="L31" class="LineNr"> 31 </span> c3/return -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="subxTest">test-slice-empty-true</span>: -<span id="L34" class="LineNr"> 34 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L35" class="LineNr"> 35 </span> 55/push-EBP -<span id="L36" class="LineNr"> 36 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># var slice/ECX = {34, 34}</span> -<span id="L38" class="LineNr"> 38 </span> 68/push 34/imm32/end -<span id="L39" class="LineNr"> 39 </span> 68/push 34/imm32/start -<span id="L40" class="LineNr"> 40 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># slice-empty?(slice)</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L43" class="LineNr"> 43 </span> 51/push-ECX -<span id="L44" class="LineNr"> 44 </span> <span class="subxS2Comment"># . . call</span> -<span id="L45" class="LineNr"> 45 </span> e8/call <a href='072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L47" class="LineNr"> 47 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L50" class="LineNr"> 50 </span> 68/push <span class="Constant">"F - test-slice-empty-true"</span>/imm32 -<span id="L51" class="LineNr"> 51 </span> 68/push 1/imm32 -<span id="L52" class="LineNr"> 52 </span> 50/push-EAX -<span id="L53" class="LineNr"> 53 </span> <span class="subxS2Comment"># . . call</span> -<span id="L54" class="LineNr"> 54 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L56" class="LineNr"> 56 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L58" class="LineNr"> 58 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L59" class="LineNr"> 59 </span> 5d/pop-to-EBP -<span id="L60" class="LineNr"> 60 </span> c3/return -<span id="L61" class="LineNr"> 61 </span> -<span id="L62" class="LineNr"> 62 </span><span class="subxTest">test-slice-empty-false</span>: -<span id="L63" class="LineNr"> 63 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L64" class="LineNr"> 64 </span> 55/push-EBP -<span id="L65" class="LineNr"> 65 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># var slice/ECX = {34, 23}</span> -<span id="L67" class="LineNr"> 67 </span> 68/push 23/imm32/end -<span id="L68" class="LineNr"> 68 </span> 68/push 34/imm32/start -<span id="L69" class="LineNr"> 69 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># slice-empty?(slice)</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L72" class="LineNr"> 72 </span> 51/push-ECX -<span id="L73" class="LineNr"> 73 </span> <span class="subxS2Comment"># . . call</span> -<span id="L74" class="LineNr"> 74 </span> e8/call <a href='072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L75" class="LineNr"> 75 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L76" class="LineNr"> 76 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L79" class="LineNr"> 79 </span> 68/push <span class="Constant">"F - test-slice-empty-false"</span>/imm32 -<span id="L80" class="LineNr"> 80 </span> 68/push 0/imm32 -<span id="L81" class="LineNr"> 81 </span> 50/push-EAX -<span id="L82" class="LineNr"> 82 </span> <span class="subxS2Comment"># . . call</span> -<span id="L83" class="LineNr"> 83 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L84" class="LineNr"> 84 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L85" class="LineNr"> 85 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L87" class="LineNr"> 87 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L88" class="LineNr"> 88 </span> 5d/pop-to-EBP -<span id="L89" class="LineNr"> 89 </span> c3/return -<span id="L90" class="LineNr"> 90 </span> -<span id="L91" class="LineNr"> 91 </span><span class="subxFunction">slice-equal?</span>: <span class="subxComment"># s : (address slice), p : (address string) -> EAX : boolean</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># pseudocode:</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># if (p == 0) return (s == 0)</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># currs = s->start</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># maxs = s->end</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># if (maxs - currs != p->length) return false</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># currp = p->data</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># while currs < maxs</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxComment"># if (*currs != *currp) return false</span> -<span id="L100" class="LineNr"> 100 </span> <span class="subxComment"># ++currs</span> -<span id="L101" class="LineNr"> 101 </span> <span class="subxComment"># ++currp</span> -<span id="L102" class="LineNr"> 102 </span> <span class="subxComment"># return true</span> -<span id="L103" class="LineNr"> 103 </span> <span class="subxComment">#</span> -<span id="L104" class="LineNr"> 104 </span> <span class="subxComment"># registers:</span> -<span id="L105" class="LineNr"> 105 </span> <span class="subxComment"># currs: EDX</span> -<span id="L106" class="LineNr"> 106 </span> <span class="subxComment"># maxs: ESI</span> -<span id="L107" class="LineNr"> 107 </span> <span class="subxComment"># currp: EBX</span> -<span id="L108" class="LineNr"> 108 </span> <span class="subxComment"># *currs: EAX</span> -<span id="L109" class="LineNr"> 109 </span> <span class="subxComment"># *currp: ECX</span> -<span id="L110" class="LineNr"> 110 </span> <span class="subxComment">#</span> -<span id="L111" class="LineNr"> 111 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L112" class="LineNr"> 112 </span> 55/push-EBP -<span id="L113" class="LineNr"> 113 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L114" class="LineNr"> 114 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L115" class="LineNr"> 115 </span> 51/push-ECX -<span id="L116" class="LineNr"> 116 </span> 52/push-EDX -<span id="L117" class="LineNr"> 117 </span> 53/push-EBX -<span id="L118" class="LineNr"> 118 </span> 56/push-ESI -<span id="L119" class="LineNr"> 119 </span> <span class="subxComment"># ESI = s</span> -<span id="L120" class="LineNr"> 120 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L121" class="LineNr"> 121 </span> <span class="subxComment"># currs/EDX = s->start</span> -<span id="L122" class="LineNr"> 122 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L123" class="LineNr"> 123 </span> <span class="subxComment"># maxs/ESI = s->end</span> -<span id="L124" class="LineNr"> 124 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ESI</span> -<span id="L125" class="LineNr"> 125 </span> <span class="subxComment"># EAX = maxs - currs</span> -<span id="L126" class="LineNr"> 126 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESI to EAX</span> -<span id="L127" class="LineNr"> 127 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EDX from EAX</span> -<span id="L128" class="LineNr"> 128 </span> <span class="subxComment"># EBX = p</span> -<span id="L129" class="LineNr"> 129 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EBX</span> -<span id="L130" class="LineNr"> 130 </span> <span class="subxComment"># if (p != 0) goto next check</span> -<span id="L131" class="LineNr"> 131 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EBX</span> -<span id="L132" class="LineNr"> 132 </span> 75/jump-if-not-equal $slice-equal?:nonnull-string/disp8 -<span id="L133" class="LineNr"> 133 </span><span class="Constant">$slice-equal?:null-string</span>: -<span id="L134" class="LineNr"> 134 </span> <span class="subxComment"># return s->start == s->end</span> -<span id="L135" class="LineNr"> 135 </span> 3d/compare-EAX-and 0/imm32 -<span id="L136" class="LineNr"> 136 </span> 74/jump-if-equal $slice-equal?:true/disp8 -<span id="L137" class="LineNr"> 137 </span> eb/jump $slice-equal?:false/disp8 -<span id="L138" class="LineNr"> 138 </span><span class="Constant">$slice-equal?:nonnull-string</span>: -<span id="L139" class="LineNr"> 139 </span> <span class="subxComment"># if (EAX != p->length) return false</span> -<span id="L140" class="LineNr"> 140 </span> 39/compare 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *EBX and EAX</span> -<span id="L141" class="LineNr"> 141 </span> 75/jump-if-not-equal $slice-equal?:false/disp8 -<span id="L142" class="LineNr"> 142 </span> <span class="subxComment"># currp/EBX = p->data</span> -<span id="L143" class="LineNr"> 143 </span> 81 0/subop/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EBX</span> -<span id="L144" class="LineNr"> 144 </span> <span class="subxComment"># EAX = ECX = 0</span> -<span id="L145" class="LineNr"> 145 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L146" class="LineNr"> 146 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L147" class="LineNr"> 147 </span><span class="Constant">$slice-equal?:loop</span>: -<span id="L148" class="LineNr"> 148 </span> <span class="subxComment"># if (currs >= maxs) return true</span> -<span id="L149" class="LineNr"> 149 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ESI</span> -<span id="L150" class="LineNr"> 150 </span> 73/jump-if-greater-or-equal-unsigned $slice-equal?:true/disp8 -<span id="L151" class="LineNr"> 151 </span> <span class="subxComment"># AL = *currp</span> -<span id="L152" class="LineNr"> 152 </span> 8a/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EBX to AL</span> -<span id="L153" class="LineNr"> 153 </span> <span class="subxComment"># CL = *currs</span> -<span id="L154" class="LineNr"> 154 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/CL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to CL</span> -<span id="L155" class="LineNr"> 155 </span> <span class="subxComment"># if (EAX != ECX) return false</span> -<span id="L156" class="LineNr"> 156 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and ECX</span> -<span id="L157" class="LineNr"> 157 </span> 75/jump-if-not-equal $slice-equal?:false/disp8 -<span id="L158" class="LineNr"> 158 </span> <span class="subxComment"># ++currp</span> -<span id="L159" class="LineNr"> 159 </span> 43/increment-EBX -<span id="L160" class="LineNr"> 160 </span> <span class="subxComment"># ++currs</span> -<span id="L161" class="LineNr"> 161 </span> 42/increment-EDX -<span id="L162" class="LineNr"> 162 </span> eb/jump $slice-equal?:loop/disp8 -<span id="L163" class="LineNr"> 163 </span><span class="Constant">$slice-equal?:false</span>: -<span id="L164" class="LineNr"> 164 </span> b8/copy-to-EAX 0/imm32 -<span id="L165" class="LineNr"> 165 </span> eb/jump $slice-equal?:end/disp8 -<span id="L166" class="LineNr"> 166 </span><span class="Constant">$slice-equal?:true</span>: -<span id="L167" class="LineNr"> 167 </span> b8/copy-to-EAX 1/imm32 -<span id="L168" class="LineNr"> 168 </span><span class="Constant">$slice-equal?:end</span>: -<span id="L169" class="LineNr"> 169 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L170" class="LineNr"> 170 </span> 5e/pop-to-ESI -<span id="L171" class="LineNr"> 171 </span> 5b/pop-to-EBX -<span id="L172" class="LineNr"> 172 </span> 5a/pop-to-EDX -<span id="L173" class="LineNr"> 173 </span> 59/pop-to-ECX -<span id="L174" class="LineNr"> 174 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L175" class="LineNr"> 175 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L176" class="LineNr"> 176 </span> 5d/pop-to-EBP -<span id="L177" class="LineNr"> 177 </span> c3/return -<span id="L178" class="LineNr"> 178 </span> -<span id="L179" class="LineNr"> 179 </span><span class="subxTest">test-slice-equal</span>: -<span id="L180" class="LineNr"> 180 </span> <span class="subxH1Comment"># - slice-equal?(slice("Abc"), "Abc") == 1</span> -<span id="L181" class="LineNr"> 181 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L182" class="LineNr"> 182 </span> 55/push-EBP -<span id="L183" class="LineNr"> 183 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L184" class="LineNr"> 184 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L185" class="LineNr"> 185 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L186" class="LineNr"> 186 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L187" class="LineNr"> 187 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L188" class="LineNr"> 188 </span> 05/add-to-EAX 4/imm32 -<span id="L189" class="LineNr"> 189 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L190" class="LineNr"> 190 </span> 51/push-ECX -<span id="L191" class="LineNr"> 191 </span> 50/push-EAX -<span id="L192" class="LineNr"> 192 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L193" class="LineNr"> 193 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "Abc")</span> -<span id="L194" class="LineNr"> 194 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L195" class="LineNr"> 195 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L196" class="LineNr"> 196 </span> 51/push-ECX -<span id="L197" class="LineNr"> 197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L198" class="LineNr"> 198 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L199" class="LineNr"> 199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L200" class="LineNr"> 200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L201" class="LineNr"> 201 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L202" class="LineNr"> 202 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L203" class="LineNr"> 203 </span> 68/push <span class="Constant">"F - test-slice-equal"</span>/imm32 -<span id="L204" class="LineNr"> 204 </span> 68/push 1/imm32 -<span id="L205" class="LineNr"> 205 </span> 50/push-EAX -<span id="L206" class="LineNr"> 206 </span> <span class="subxS2Comment"># . . call</span> -<span id="L207" class="LineNr"> 207 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L208" class="LineNr"> 208 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L209" class="LineNr"> 209 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L210" class="LineNr"> 210 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L211" class="LineNr"> 211 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L212" class="LineNr"> 212 </span> 5d/pop-to-EBP -<span id="L213" class="LineNr"> 213 </span> c3/return -<span id="L214" class="LineNr"> 214 </span> -<span id="L215" class="LineNr"> 215 </span><span class="subxTest">test-slice-equal-false</span>: -<span id="L216" class="LineNr"> 216 </span> <span class="subxH1Comment"># - slice-equal?(slice("bcd"), "Abc") == 0</span> -<span id="L217" class="LineNr"> 217 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L218" class="LineNr"> 218 </span> 55/push-EBP -<span id="L219" class="LineNr"> 219 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L220" class="LineNr"> 220 </span> <span class="subxComment"># (EAX..ECX) = "bcd"</span> -<span id="L221" class="LineNr"> 221 </span> b8/copy-to-EAX <span class="Constant">"bcd"</span>/imm32 -<span id="L222" class="LineNr"> 222 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L223" class="LineNr"> 223 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L224" class="LineNr"> 224 </span> 05/add-to-EAX 4/imm32 -<span id="L225" class="LineNr"> 225 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L226" class="LineNr"> 226 </span> 51/push-ECX -<span id="L227" class="LineNr"> 227 </span> 50/push-EAX -<span id="L228" class="LineNr"> 228 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L229" class="LineNr"> 229 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "Abc")</span> -<span id="L230" class="LineNr"> 230 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L231" class="LineNr"> 231 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L232" class="LineNr"> 232 </span> 51/push-ECX -<span id="L233" class="LineNr"> 233 </span> <span class="subxS2Comment"># . . call</span> -<span id="L234" class="LineNr"> 234 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L235" class="LineNr"> 235 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L236" class="LineNr"> 236 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L237" class="LineNr"> 237 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L238" class="LineNr"> 238 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L239" class="LineNr"> 239 </span> 68/push <span class="Constant">"F - test-slice-equal-false"</span>/imm32 -<span id="L240" class="LineNr"> 240 </span> 68/push 0/imm32 -<span id="L241" class="LineNr"> 241 </span> 50/push-EAX -<span id="L242" class="LineNr"> 242 </span> <span class="subxS2Comment"># . . call</span> -<span id="L243" class="LineNr"> 243 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L244" class="LineNr"> 244 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L245" class="LineNr"> 245 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L246" class="LineNr"> 246 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L247" class="LineNr"> 247 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L248" class="LineNr"> 248 </span> 5d/pop-to-EBP -<span id="L249" class="LineNr"> 249 </span> c3/return -<span id="L250" class="LineNr"> 250 </span> -<span id="L251" class="LineNr"> 251 </span><span class="subxTest">test-slice-equal-too-long</span>: -<span id="L252" class="LineNr"> 252 </span> <span class="subxH1Comment"># - slice-equal?(slice("Abcd"), "Abc") == 0</span> -<span id="L253" class="LineNr"> 253 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L254" class="LineNr"> 254 </span> 55/push-EBP -<span id="L255" class="LineNr"> 255 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L256" class="LineNr"> 256 </span> <span class="subxComment"># (EAX..ECX) = "Abcd"</span> -<span id="L257" class="LineNr"> 257 </span> b8/copy-to-EAX <span class="Constant">"Abcd"</span>/imm32 -<span id="L258" class="LineNr"> 258 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L259" class="LineNr"> 259 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L260" class="LineNr"> 260 </span> 05/add-to-EAX 4/imm32 -<span id="L261" class="LineNr"> 261 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L262" class="LineNr"> 262 </span> 51/push-ECX -<span id="L263" class="LineNr"> 263 </span> 50/push-EAX -<span id="L264" class="LineNr"> 264 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L265" class="LineNr"> 265 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "Abc")</span> -<span id="L266" class="LineNr"> 266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L267" class="LineNr"> 267 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L268" class="LineNr"> 268 </span> 51/push-ECX -<span id="L269" class="LineNr"> 269 </span> <span class="subxS2Comment"># . . call</span> -<span id="L270" class="LineNr"> 270 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L271" class="LineNr"> 271 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L272" class="LineNr"> 272 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L273" class="LineNr"> 273 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L274" class="LineNr"> 274 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L275" class="LineNr"> 275 </span> 68/push <span class="Constant">"F - test-slice-equal-too-long"</span>/imm32 -<span id="L276" class="LineNr"> 276 </span> 68/push 0/imm32 -<span id="L277" class="LineNr"> 277 </span> 50/push-EAX -<span id="L278" class="LineNr"> 278 </span> <span class="subxS2Comment"># . . call</span> -<span id="L279" class="LineNr"> 279 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L280" class="LineNr"> 280 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L281" class="LineNr"> 281 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L282" class="LineNr"> 282 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L283" class="LineNr"> 283 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L284" class="LineNr"> 284 </span> 5d/pop-to-EBP -<span id="L285" class="LineNr"> 285 </span> c3/return -<span id="L286" class="LineNr"> 286 </span> -<span id="L287" class="LineNr"> 287 </span><span class="subxTest">test-slice-equal-too-short</span>: -<span id="L288" class="LineNr"> 288 </span> <span class="subxH1Comment"># - slice-equal?(slice("A"), "Abc") == 0</span> -<span id="L289" class="LineNr"> 289 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L290" class="LineNr"> 290 </span> 55/push-EBP -<span id="L291" class="LineNr"> 291 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L292" class="LineNr"> 292 </span> <span class="subxComment"># (EAX..ECX) = "A"</span> -<span id="L293" class="LineNr"> 293 </span> b8/copy-to-EAX <span class="Constant">"A"</span>/imm32 -<span id="L294" class="LineNr"> 294 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L295" class="LineNr"> 295 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L296" class="LineNr"> 296 </span> 05/add-to-EAX 4/imm32 -<span id="L297" class="LineNr"> 297 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L298" class="LineNr"> 298 </span> 51/push-ECX -<span id="L299" class="LineNr"> 299 </span> 50/push-EAX -<span id="L300" class="LineNr"> 300 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L301" class="LineNr"> 301 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "Abc")</span> -<span id="L302" class="LineNr"> 302 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L303" class="LineNr"> 303 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L304" class="LineNr"> 304 </span> 51/push-ECX -<span id="L305" class="LineNr"> 305 </span> <span class="subxS2Comment"># . . call</span> -<span id="L306" class="LineNr"> 306 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L307" class="LineNr"> 307 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L308" class="LineNr"> 308 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L309" class="LineNr"> 309 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L310" class="LineNr"> 310 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L311" class="LineNr"> 311 </span> 68/push <span class="Constant">"F - test-slice-equal-too-short"</span>/imm32 -<span id="L312" class="LineNr"> 312 </span> 68/push 0/imm32 -<span id="L313" class="LineNr"> 313 </span> 50/push-EAX -<span id="L314" class="LineNr"> 314 </span> <span class="subxS2Comment"># . . call</span> -<span id="L315" class="LineNr"> 315 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L316" class="LineNr"> 316 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L317" class="LineNr"> 317 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L318" class="LineNr"> 318 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L319" class="LineNr"> 319 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L320" class="LineNr"> 320 </span> 5d/pop-to-EBP -<span id="L321" class="LineNr"> 321 </span> c3/return -<span id="L322" class="LineNr"> 322 </span> -<span id="L323" class="LineNr"> 323 </span><span class="subxTest">test-slice-equal-empty</span>: -<span id="L324" class="LineNr"> 324 </span> <span class="subxH1Comment"># - slice-equal?(slice(""), "Abc") == 0</span> -<span id="L325" class="LineNr"> 325 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L326" class="LineNr"> 326 </span> 55/push-EBP -<span id="L327" class="LineNr"> 327 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L328" class="LineNr"> 328 </span> <span class="subxComment"># var slice/ECX</span> -<span id="L329" class="LineNr"> 329 </span> 68/push 0/imm32/end -<span id="L330" class="LineNr"> 330 </span> 68/push 0/imm32/start -<span id="L331" class="LineNr"> 331 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L332" class="LineNr"> 332 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "Abc")</span> -<span id="L333" class="LineNr"> 333 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L334" class="LineNr"> 334 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L335" class="LineNr"> 335 </span> 51/push-ECX -<span id="L336" class="LineNr"> 336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L337" class="LineNr"> 337 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L338" class="LineNr"> 338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L339" class="LineNr"> 339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L340" class="LineNr"> 340 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L341" class="LineNr"> 341 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L342" class="LineNr"> 342 </span> 68/push <span class="Constant">"F - test-slice-equal-empty"</span>/imm32 -<span id="L343" class="LineNr"> 343 </span> 68/push 0/imm32 -<span id="L344" class="LineNr"> 344 </span> 50/push-EAX -<span id="L345" class="LineNr"> 345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L346" class="LineNr"> 346 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L347" class="LineNr"> 347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L348" class="LineNr"> 348 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L349" class="LineNr"> 349 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L350" class="LineNr"> 350 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L351" class="LineNr"> 351 </span> 5d/pop-to-EBP -<span id="L352" class="LineNr"> 352 </span> c3/return -<span id="L353" class="LineNr"> 353 </span> -<span id="L354" class="LineNr"> 354 </span><span class="subxTest">test-slice-equal-with-empty</span>: -<span id="L355" class="LineNr"> 355 </span> <span class="subxH1Comment"># - slice-equal?(slice("Ab"), "") == 0</span> -<span id="L356" class="LineNr"> 356 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L357" class="LineNr"> 357 </span> 55/push-EBP -<span id="L358" class="LineNr"> 358 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L359" class="LineNr"> 359 </span> <span class="subxComment"># (EAX..ECX) = "Ab"</span> -<span id="L360" class="LineNr"> 360 </span> b8/copy-to-EAX <span class="Constant">"Ab"</span>/imm32 -<span id="L361" class="LineNr"> 361 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L362" class="LineNr"> 362 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L363" class="LineNr"> 363 </span> 05/add-to-EAX 4/imm32 -<span id="L364" class="LineNr"> 364 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L365" class="LineNr"> 365 </span> 51/push-ECX -<span id="L366" class="LineNr"> 366 </span> 50/push-EAX -<span id="L367" class="LineNr"> 367 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L368" class="LineNr"> 368 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "")</span> -<span id="L369" class="LineNr"> 369 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L370" class="LineNr"> 370 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L371" class="LineNr"> 371 </span> 51/push-ECX -<span id="L372" class="LineNr"> 372 </span> <span class="subxS2Comment"># . . call</span> -<span id="L373" class="LineNr"> 373 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L374" class="LineNr"> 374 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L375" class="LineNr"> 375 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L376" class="LineNr"> 376 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L377" class="LineNr"> 377 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L378" class="LineNr"> 378 </span> 68/push <span class="Constant">"F - test-slice-equal-with-empty"</span>/imm32 -<span id="L379" class="LineNr"> 379 </span> 68/push 0/imm32 -<span id="L380" class="LineNr"> 380 </span> 50/push-EAX -<span id="L381" class="LineNr"> 381 </span> <span class="subxS2Comment"># . . call</span> -<span id="L382" class="LineNr"> 382 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L383" class="LineNr"> 383 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L384" class="LineNr"> 384 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L385" class="LineNr"> 385 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L386" class="LineNr"> 386 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L387" class="LineNr"> 387 </span> 5d/pop-to-EBP -<span id="L388" class="LineNr"> 388 </span> c3/return -<span id="L389" class="LineNr"> 389 </span> -<span id="L390" class="LineNr"> 390 </span><span class="subxTest">test-slice-equal-empty-with-empty</span>: -<span id="L391" class="LineNr"> 391 </span> <span class="subxH1Comment"># - slice-equal?(slice(""), "") == 1</span> -<span id="L392" class="LineNr"> 392 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L393" class="LineNr"> 393 </span> 55/push-EBP -<span id="L394" class="LineNr"> 394 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L395" class="LineNr"> 395 </span> <span class="subxComment"># var slice/ECX</span> -<span id="L396" class="LineNr"> 396 </span> 68/push 0/imm32/end -<span id="L397" class="LineNr"> 397 </span> 68/push 0/imm32/start -<span id="L398" class="LineNr"> 398 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L399" class="LineNr"> 399 </span> <span class="subxComment"># EAX = slice-equal?(ECX, "")</span> -<span id="L400" class="LineNr"> 400 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L401" class="LineNr"> 401 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L402" class="LineNr"> 402 </span> 51/push-ECX -<span id="L403" class="LineNr"> 403 </span> <span class="subxS2Comment"># . . call</span> -<span id="L404" class="LineNr"> 404 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L405" class="LineNr"> 405 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L406" class="LineNr"> 406 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L407" class="LineNr"> 407 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L408" class="LineNr"> 408 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L409" class="LineNr"> 409 </span> 68/push <span class="Constant">"F - test-slice-equal-empty-with-empty"</span>/imm32 -<span id="L410" class="LineNr"> 410 </span> 68/push 1/imm32 -<span id="L411" class="LineNr"> 411 </span> 50/push-EAX -<span id="L412" class="LineNr"> 412 </span> <span class="subxS2Comment"># . . call</span> -<span id="L413" class="LineNr"> 413 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L414" class="LineNr"> 414 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L415" class="LineNr"> 415 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L416" class="LineNr"> 416 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L417" class="LineNr"> 417 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L418" class="LineNr"> 418 </span> 5d/pop-to-EBP -<span id="L419" class="LineNr"> 419 </span> c3/return -<span id="L420" class="LineNr"> 420 </span> -<span id="L421" class="LineNr"> 421 </span><span class="subxTest">test-slice-equal-with-null</span>: -<span id="L422" class="LineNr"> 422 </span> <span class="subxH1Comment"># - slice-equal?(slice("Ab"), null) == 0</span> -<span id="L423" class="LineNr"> 423 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L424" class="LineNr"> 424 </span> 55/push-EBP -<span id="L425" class="LineNr"> 425 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L426" class="LineNr"> 426 </span> <span class="subxComment"># (EAX..ECX) = "Ab"</span> -<span id="L427" class="LineNr"> 427 </span> b8/copy-to-EAX <span class="Constant">"Ab"</span>/imm32 -<span id="L428" class="LineNr"> 428 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L429" class="LineNr"> 429 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L430" class="LineNr"> 430 </span> 05/add-to-EAX 4/imm32 -<span id="L431" class="LineNr"> 431 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L432" class="LineNr"> 432 </span> 51/push-ECX -<span id="L433" class="LineNr"> 433 </span> 50/push-EAX -<span id="L434" class="LineNr"> 434 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L435" class="LineNr"> 435 </span> <span class="subxComment"># EAX = slice-equal?(ECX, 0)</span> -<span id="L436" class="LineNr"> 436 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L437" class="LineNr"> 437 </span> 68/push 0/imm32 -<span id="L438" class="LineNr"> 438 </span> 51/push-ECX -<span id="L439" class="LineNr"> 439 </span> <span class="subxS2Comment"># . . call</span> -<span id="L440" class="LineNr"> 440 </span> e8/call <a href='072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L441" class="LineNr"> 441 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L442" class="LineNr"> 442 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L443" class="LineNr"> 443 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L444" class="LineNr"> 444 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L445" class="LineNr"> 445 </span> 68/push <span class="Constant">"F - test-slice-equal-with-null"</span>/imm32 -<span id="L446" class="LineNr"> 446 </span> 68/push 0/imm32 -<span id="L447" class="LineNr"> 447 </span> 50/push-EAX -<span id="L448" class="LineNr"> 448 </span> <span class="subxS2Comment"># . . call</span> -<span id="L449" class="LineNr"> 449 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L450" class="LineNr"> 450 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L451" class="LineNr"> 451 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L452" class="LineNr"> 452 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L453" class="LineNr"> 453 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L454" class="LineNr"> 454 </span> 5d/pop-to-EBP -<span id="L455" class="LineNr"> 455 </span> c3/return -<span id="L456" class="LineNr"> 456 </span> -<span id="L457" class="LineNr"> 457 </span><span class="subxFunction">slice-starts-with?</span>: <span class="subxComment"># s : (address slice), head : (address string) -> EAX : boolean</span> -<span id="L458" class="LineNr"> 458 </span> <span class="subxComment"># pseudocode</span> -<span id="L459" class="LineNr"> 459 </span> <span class="subxComment"># lenh = head->length</span> -<span id="L460" class="LineNr"> 460 </span> <span class="subxComment"># if (lenh > s->end - s->start) return false</span> -<span id="L461" class="LineNr"> 461 </span> <span class="subxComment"># i = 0</span> -<span id="L462" class="LineNr"> 462 </span> <span class="subxComment"># currs = s->start</span> -<span id="L463" class="LineNr"> 463 </span> <span class="subxComment"># currp = head->data</span> -<span id="L464" class="LineNr"> 464 </span> <span class="subxComment"># while i < lenh</span> -<span id="L465" class="LineNr"> 465 </span> <span class="subxComment"># if (*currs != *currh) return false</span> -<span id="L466" class="LineNr"> 466 </span> <span class="subxComment"># ++i</span> -<span id="L467" class="LineNr"> 467 </span> <span class="subxComment"># ++currs</span> -<span id="L468" class="LineNr"> 468 </span> <span class="subxComment"># ++currh</span> -<span id="L469" class="LineNr"> 469 </span> <span class="subxComment"># return true</span> -<span id="L470" class="LineNr"> 470 </span> <span class="subxComment">#</span> -<span id="L471" class="LineNr"> 471 </span> <span class="subxComment"># registers:</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxComment"># currs: ESI</span> -<span id="L473" class="LineNr"> 473 </span> <span class="subxComment"># currh: EDI</span> -<span id="L474" class="LineNr"> 474 </span> <span class="subxComment"># *currs: EAX</span> -<span id="L475" class="LineNr"> 475 </span> <span class="subxComment"># *currh: EBX</span> -<span id="L476" class="LineNr"> 476 </span> <span class="subxComment"># i: ECX</span> -<span id="L477" class="LineNr"> 477 </span> <span class="subxComment"># lenh: EDX</span> -<span id="L478" class="LineNr"> 478 </span> <span class="subxComment">#</span> -<span id="L479" class="LineNr"> 479 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L480" class="LineNr"> 480 </span> 55/push-EBP -<span id="L481" class="LineNr"> 481 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L482" class="LineNr"> 482 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L483" class="LineNr"> 483 </span> 51/push-ECX -<span id="L484" class="LineNr"> 484 </span> 52/push-EDX -<span id="L485" class="LineNr"> 485 </span> 53/push-EBX -<span id="L486" class="LineNr"> 486 </span> 56/push-ESI -<span id="L487" class="LineNr"> 487 </span> 57/push-EDI -<span id="L488" class="LineNr"> 488 </span> <span class="subxComment"># ESI = s</span> -<span id="L489" class="LineNr"> 489 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L490" class="LineNr"> 490 </span> <span class="subxComment"># ECX = s->end - s->start</span> -<span id="L491" class="LineNr"> 491 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L492" class="LineNr"> 492 </span> 2b/subtract 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *ESI from ECX</span> -<span id="L493" class="LineNr"> 493 </span> <span class="subxComment"># EDI = head</span> -<span id="L494" class="LineNr"> 494 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L495" class="LineNr"> 495 </span> <span class="subxComment"># lenh/EDX = head->length</span> -<span id="L496" class="LineNr"> 496 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EDX</span> -<span id="L497" class="LineNr"> 497 </span> <span class="subxComment"># if (lenh > s->end - s->start) return false</span> -<span id="L498" class="LineNr"> 498 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ECX</span> -<span id="L499" class="LineNr"> 499 </span> 7f/jump-if-greater $slice-starts-with?:false/disp8 -<span id="L500" class="LineNr"> 500 </span> <span class="subxComment"># currs/ESI = s->start</span> -<span id="L501" class="LineNr"> 501 </span> 8b/subtract 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ESI</span> -<span id="L502" class="LineNr"> 502 </span> <span class="subxComment"># currh/EDI = head->data</span> -<span id="L503" class="LineNr"> 503 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDI</span> -<span id="L504" class="LineNr"> 504 </span> <span class="subxComment"># i/ECX = 0</span> -<span id="L505" class="LineNr"> 505 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L506" class="LineNr"> 506 </span> <span class="subxComment"># EAX = EBX = 0</span> -<span id="L507" class="LineNr"> 507 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L508" class="LineNr"> 508 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L509" class="LineNr"> 509 </span><span class="Constant">$slice-starts-with?:loop</span>: -<span id="L510" class="LineNr"> 510 </span> <span class="subxComment"># if (i >= lenh) return true</span> -<span id="L511" class="LineNr"> 511 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L512" class="LineNr"> 512 </span> 7d/jump-if-greater-or-equal $slice-starts-with?:true/disp8 -<span id="L513" class="LineNr"> 513 </span> <span class="subxComment"># AL = *currs</span> -<span id="L514" class="LineNr"> 514 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L515" class="LineNr"> 515 </span> <span class="subxComment"># BL = *currh</span> -<span id="L516" class="LineNr"> 516 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to BL</span> -<span id="L517" class="LineNr"> 517 </span> <span class="subxComment"># if (*currs != *currh) return false</span> -<span id="L518" class="LineNr"> 518 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L519" class="LineNr"> 519 </span> 75/jump-if-not-equal $slice-starts-with?:false/disp8 -<span id="L520" class="LineNr"> 520 </span> <span class="subxComment"># ++i</span> -<span id="L521" class="LineNr"> 521 </span> 41/increment-ECX -<span id="L522" class="LineNr"> 522 </span> <span class="subxComment"># ++currs</span> -<span id="L523" class="LineNr"> 523 </span> 46/increment-ESI -<span id="L524" class="LineNr"> 524 </span> <span class="subxComment"># ++currh</span> -<span id="L525" class="LineNr"> 525 </span> 47/increment-EDI -<span id="L526" class="LineNr"> 526 </span> eb/jump $slice-starts-with?:loop/disp8 -<span id="L527" class="LineNr"> 527 </span><span class="Constant">$slice-starts-with?:true</span>: -<span id="L528" class="LineNr"> 528 </span> b8/copy-to-EAX 1/imm32 -<span id="L529" class="LineNr"> 529 </span> eb/jump $slice-starts-with?:end/disp8 -<span id="L530" class="LineNr"> 530 </span><span class="Constant">$slice-starts-with?:false</span>: -<span id="L531" class="LineNr"> 531 </span> b8/copy-to-EAX 0/imm32 -<span id="L532" class="LineNr"> 532 </span><span class="Constant">$slice-starts-with?:end</span>: -<span id="L533" class="LineNr"> 533 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L534" class="LineNr"> 534 </span> 5f/pop-to-EDI -<span id="L535" class="LineNr"> 535 </span> 5e/pop-to-ESI -<span id="L536" class="LineNr"> 536 </span> 5b/pop-to-EBX -<span id="L537" class="LineNr"> 537 </span> 5a/pop-to-EDX -<span id="L538" class="LineNr"> 538 </span> 59/pop-to-ECX -<span id="L539" class="LineNr"> 539 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L540" class="LineNr"> 540 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L541" class="LineNr"> 541 </span> 5d/pop-to-EBP -<span id="L542" class="LineNr"> 542 </span> c3/return -<span id="L543" class="LineNr"> 543 </span> -<span id="L544" class="LineNr"> 544 </span><span class="subxTest">test-slice-starts-with-single-character</span>: -<span id="L545" class="LineNr"> 545 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "A") == 1</span> -<span id="L546" class="LineNr"> 546 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L547" class="LineNr"> 547 </span> 55/push-EBP -<span id="L548" class="LineNr"> 548 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L549" class="LineNr"> 549 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L550" class="LineNr"> 550 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L551" class="LineNr"> 551 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L552" class="LineNr"> 552 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L553" class="LineNr"> 553 </span> 05/add-to-EAX 4/imm32 -<span id="L554" class="LineNr"> 554 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L555" class="LineNr"> 555 </span> 51/push-ECX -<span id="L556" class="LineNr"> 556 </span> 50/push-EAX -<span id="L557" class="LineNr"> 557 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L558" class="LineNr"> 558 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "A")</span> -<span id="L559" class="LineNr"> 559 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L560" class="LineNr"> 560 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L561" class="LineNr"> 561 </span> 51/push-ECX -<span id="L562" class="LineNr"> 562 </span> <span class="subxS2Comment"># . . call</span> -<span id="L563" class="LineNr"> 563 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L564" class="LineNr"> 564 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L565" class="LineNr"> 565 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L566" class="LineNr"> 566 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L567" class="LineNr"> 567 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L568" class="LineNr"> 568 </span> 68/push <span class="Constant">"F - test-slice-starts-with-single-character"</span>/imm32 -<span id="L569" class="LineNr"> 569 </span> 68/push 1/imm32 -<span id="L570" class="LineNr"> 570 </span> 50/push-EAX -<span id="L571" class="LineNr"> 571 </span> <span class="subxS2Comment"># . . call</span> -<span id="L572" class="LineNr"> 572 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L573" class="LineNr"> 573 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L574" class="LineNr"> 574 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L575" class="LineNr"> 575 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L576" class="LineNr"> 576 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L577" class="LineNr"> 577 </span> 5d/pop-to-EBP -<span id="L578" class="LineNr"> 578 </span> c3/return -<span id="L579" class="LineNr"> 579 </span> -<span id="L580" class="LineNr"> 580 </span><span class="subxTest">test-slice-starts-with-empty-string</span>: -<span id="L581" class="LineNr"> 581 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "") == 1</span> -<span id="L582" class="LineNr"> 582 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L583" class="LineNr"> 583 </span> 55/push-EBP -<span id="L584" class="LineNr"> 584 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L585" class="LineNr"> 585 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L586" class="LineNr"> 586 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L587" class="LineNr"> 587 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L588" class="LineNr"> 588 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L589" class="LineNr"> 589 </span> 05/add-to-EAX 4/imm32 -<span id="L590" class="LineNr"> 590 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L591" class="LineNr"> 591 </span> 51/push-ECX -<span id="L592" class="LineNr"> 592 </span> 50/push-EAX -<span id="L593" class="LineNr"> 593 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L594" class="LineNr"> 594 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "")</span> -<span id="L595" class="LineNr"> 595 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L596" class="LineNr"> 596 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L597" class="LineNr"> 597 </span> 51/push-ECX -<span id="L598" class="LineNr"> 598 </span> <span class="subxS2Comment"># . . call</span> -<span id="L599" class="LineNr"> 599 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L600" class="LineNr"> 600 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L601" class="LineNr"> 601 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L602" class="LineNr"> 602 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L603" class="LineNr"> 603 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L604" class="LineNr"> 604 </span> 68/push <span class="Constant">"F - test-slice-starts-with-empty-string"</span>/imm32 -<span id="L605" class="LineNr"> 605 </span> 68/push 1/imm32 -<span id="L606" class="LineNr"> 606 </span> 50/push-EAX -<span id="L607" class="LineNr"> 607 </span> <span class="subxS2Comment"># . . call</span> -<span id="L608" class="LineNr"> 608 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L609" class="LineNr"> 609 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L610" class="LineNr"> 610 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L611" class="LineNr"> 611 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L612" class="LineNr"> 612 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L613" class="LineNr"> 613 </span> 5d/pop-to-EBP -<span id="L614" class="LineNr"> 614 </span> c3/return -<span id="L615" class="LineNr"> 615 </span> -<span id="L616" class="LineNr"> 616 </span><span class="subxTest">test-slice-starts-with-multiple-characters</span>: -<span id="L617" class="LineNr"> 617 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "Ab") == 1</span> -<span id="L618" class="LineNr"> 618 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L619" class="LineNr"> 619 </span> 55/push-EBP -<span id="L620" class="LineNr"> 620 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L621" class="LineNr"> 621 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L622" class="LineNr"> 622 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L623" class="LineNr"> 623 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L624" class="LineNr"> 624 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L625" class="LineNr"> 625 </span> 05/add-to-EAX 4/imm32 -<span id="L626" class="LineNr"> 626 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L627" class="LineNr"> 627 </span> 51/push-ECX -<span id="L628" class="LineNr"> 628 </span> 50/push-EAX -<span id="L629" class="LineNr"> 629 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L630" class="LineNr"> 630 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "Ab")</span> -<span id="L631" class="LineNr"> 631 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L632" class="LineNr"> 632 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L633" class="LineNr"> 633 </span> 51/push-ECX -<span id="L634" class="LineNr"> 634 </span> <span class="subxS2Comment"># . . call</span> -<span id="L635" class="LineNr"> 635 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L636" class="LineNr"> 636 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L637" class="LineNr"> 637 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L638" class="LineNr"> 638 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L639" class="LineNr"> 639 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L640" class="LineNr"> 640 </span> 68/push <span class="Constant">"F - test-slice-starts-with-multiple-characters"</span>/imm32 -<span id="L641" class="LineNr"> 641 </span> 68/push 1/imm32 -<span id="L642" class="LineNr"> 642 </span> 50/push-EAX -<span id="L643" class="LineNr"> 643 </span> <span class="subxS2Comment"># . . call</span> -<span id="L644" class="LineNr"> 644 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L645" class="LineNr"> 645 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L646" class="LineNr"> 646 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L647" class="LineNr"> 647 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L648" class="LineNr"> 648 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L649" class="LineNr"> 649 </span> 5d/pop-to-EBP -<span id="L650" class="LineNr"> 650 </span> c3/return -<span id="L651" class="LineNr"> 651 </span> -<span id="L652" class="LineNr"> 652 </span><span class="subxTest">test-slice-starts-with-entire-string</span>: -<span id="L653" class="LineNr"> 653 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "Abc") == 1</span> -<span id="L654" class="LineNr"> 654 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L655" class="LineNr"> 655 </span> 55/push-EBP -<span id="L656" class="LineNr"> 656 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L657" class="LineNr"> 657 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L658" class="LineNr"> 658 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L659" class="LineNr"> 659 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L660" class="LineNr"> 660 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L661" class="LineNr"> 661 </span> 05/add-to-EAX 4/imm32 -<span id="L662" class="LineNr"> 662 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L663" class="LineNr"> 663 </span> 51/push-ECX -<span id="L664" class="LineNr"> 664 </span> 50/push-EAX -<span id="L665" class="LineNr"> 665 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L666" class="LineNr"> 666 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "Abc")</span> -<span id="L667" class="LineNr"> 667 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L668" class="LineNr"> 668 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L669" class="LineNr"> 669 </span> 51/push-ECX -<span id="L670" class="LineNr"> 670 </span> <span class="subxS2Comment"># . . call</span> -<span id="L671" class="LineNr"> 671 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L672" class="LineNr"> 672 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L673" class="LineNr"> 673 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L674" class="LineNr"> 674 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L675" class="LineNr"> 675 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L676" class="LineNr"> 676 </span> 68/push <span class="Constant">"F - test-slice-starts-with-entire-string"</span>/imm32 -<span id="L677" class="LineNr"> 677 </span> 68/push 1/imm32 -<span id="L678" class="LineNr"> 678 </span> 50/push-EAX -<span id="L679" class="LineNr"> 679 </span> <span class="subxS2Comment"># . . call</span> -<span id="L680" class="LineNr"> 680 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L681" class="LineNr"> 681 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L682" class="LineNr"> 682 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L683" class="LineNr"> 683 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L684" class="LineNr"> 684 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L685" class="LineNr"> 685 </span> 5d/pop-to-EBP -<span id="L686" class="LineNr"> 686 </span> c3/return -<span id="L687" class="LineNr"> 687 </span> -<span id="L688" class="LineNr"> 688 </span><span class="subxTest">test-slice-starts-with-fails</span>: -<span id="L689" class="LineNr"> 689 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "Abd") == 1</span> -<span id="L690" class="LineNr"> 690 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L691" class="LineNr"> 691 </span> 55/push-EBP -<span id="L692" class="LineNr"> 692 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L693" class="LineNr"> 693 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L694" class="LineNr"> 694 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L695" class="LineNr"> 695 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L696" class="LineNr"> 696 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L697" class="LineNr"> 697 </span> 05/add-to-EAX 4/imm32 -<span id="L698" class="LineNr"> 698 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L699" class="LineNr"> 699 </span> 51/push-ECX -<span id="L700" class="LineNr"> 700 </span> 50/push-EAX -<span id="L701" class="LineNr"> 701 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L702" class="LineNr"> 702 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "Abd")</span> -<span id="L703" class="LineNr"> 703 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L704" class="LineNr"> 704 </span> 68/push <span class="Constant">"Abd"</span>/imm32 -<span id="L705" class="LineNr"> 705 </span> 51/push-ECX -<span id="L706" class="LineNr"> 706 </span> <span class="subxS2Comment"># . . call</span> -<span id="L707" class="LineNr"> 707 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L708" class="LineNr"> 708 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L709" class="LineNr"> 709 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L710" class="LineNr"> 710 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L711" class="LineNr"> 711 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L712" class="LineNr"> 712 </span> 68/push <span class="Constant">"F - test-slice-starts-with-fails"</span>/imm32 -<span id="L713" class="LineNr"> 713 </span> 68/push 0/imm32 -<span id="L714" class="LineNr"> 714 </span> 50/push-EAX -<span id="L715" class="LineNr"> 715 </span> <span class="subxS2Comment"># . . call</span> -<span id="L716" class="LineNr"> 716 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L717" class="LineNr"> 717 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L718" class="LineNr"> 718 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L719" class="LineNr"> 719 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L720" class="LineNr"> 720 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L721" class="LineNr"> 721 </span> 5d/pop-to-EBP -<span id="L722" class="LineNr"> 722 </span> c3/return -<span id="L723" class="LineNr"> 723 </span> -<span id="L724" class="LineNr"> 724 </span><span class="subxTest">test-slice-starts-with-fails-2</span>: -<span id="L725" class="LineNr"> 725 </span> <span class="subxH1Comment"># - slice-starts-with?(slice("Abc"), "Ac") == 1</span> -<span id="L726" class="LineNr"> 726 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L727" class="LineNr"> 727 </span> 55/push-EBP -<span id="L728" class="LineNr"> 728 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L729" class="LineNr"> 729 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L730" class="LineNr"> 730 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L731" class="LineNr"> 731 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L732" class="LineNr"> 732 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L733" class="LineNr"> 733 </span> 05/add-to-EAX 4/imm32 -<span id="L734" class="LineNr"> 734 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L735" class="LineNr"> 735 </span> 51/push-ECX -<span id="L736" class="LineNr"> 736 </span> 50/push-EAX -<span id="L737" class="LineNr"> 737 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L738" class="LineNr"> 738 </span> <span class="subxComment"># EAX = slice-starts-with?(ECX, "Ac")</span> -<span id="L739" class="LineNr"> 739 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L740" class="LineNr"> 740 </span> 68/push <span class="Constant">"Ac"</span>/imm32 -<span id="L741" class="LineNr"> 741 </span> 51/push-ECX -<span id="L742" class="LineNr"> 742 </span> <span class="subxS2Comment"># . . call</span> -<span id="L743" class="LineNr"> 743 </span> e8/call <a href='072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L744" class="LineNr"> 744 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L745" class="LineNr"> 745 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L746" class="LineNr"> 746 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L747" class="LineNr"> 747 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L748" class="LineNr"> 748 </span> 68/push <span class="Constant">"F - test-slice-starts-with-fails-2"</span>/imm32 -<span id="L749" class="LineNr"> 749 </span> 68/push 0/imm32 -<span id="L750" class="LineNr"> 750 </span> 50/push-EAX -<span id="L751" class="LineNr"> 751 </span> <span class="subxS2Comment"># . . call</span> -<span id="L752" class="LineNr"> 752 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L753" class="LineNr"> 753 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L754" class="LineNr"> 754 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L755" class="LineNr"> 755 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L756" class="LineNr"> 756 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L757" class="LineNr"> 757 </span> 5d/pop-to-EBP -<span id="L758" class="LineNr"> 758 </span> c3/return -<span id="L759" class="LineNr"> 759 </span> -<span id="L760" class="LineNr"> 760 </span><span class="subxComment"># write a slice to a stream</span> -<span id="L761" class="LineNr"> 761 </span><span class="subxComment"># abort if the stream doesn't have enough space</span> -<span id="L762" class="LineNr"> 762 </span><span class="subxFunction">write-slice</span>: <span class="subxComment"># out : (address stream), s : (address slice)</span> -<span id="L763" class="LineNr"> 763 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L764" class="LineNr"> 764 </span> 55/push-EBP -<span id="L765" class="LineNr"> 765 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L766" class="LineNr"> 766 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L767" class="LineNr"> 767 </span> 50/push-EAX -<span id="L768" class="LineNr"> 768 </span> 51/push-ECX -<span id="L769" class="LineNr"> 769 </span> 52/push-EDX -<span id="L770" class="LineNr"> 770 </span> 53/push-EBX -<span id="L771" class="LineNr"> 771 </span> 56/push-ESI -<span id="L772" class="LineNr"> 772 </span> 57/push-EDI -<span id="L773" class="LineNr"> 773 </span> <span class="subxComment"># ESI = s</span> -<span id="L774" class="LineNr"> 774 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L775" class="LineNr"> 775 </span> <span class="subxComment"># curr/ECX = s->start</span> -<span id="L776" class="LineNr"> 776 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L777" class="LineNr"> 777 </span> <span class="subxComment"># max/ESI = s->end</span> -<span id="L778" class="LineNr"> 778 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ESI</span> -<span id="L779" class="LineNr"> 779 </span> <span class="subxComment"># EDI = out</span> -<span id="L780" class="LineNr"> 780 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L781" class="LineNr"> 781 </span> <span class="subxComment"># EDX = out->length</span> -<span id="L782" class="LineNr"> 782 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EDX</span> -<span id="L783" class="LineNr"> 783 </span> <span class="subxComment"># EBX = out->write</span> -<span id="L784" class="LineNr"> 784 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EBX</span> -<span id="L785" class="LineNr"> 785 </span><span class="Constant">$write-slice:loop</span>: -<span id="L786" class="LineNr"> 786 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L787" class="LineNr"> 787 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with ESI</span> -<span id="L788" class="LineNr"> 788 </span> 73/jump-if-greater-or-equal-unsigned $write-slice:loop-end/disp8 -<span id="L789" class="LineNr"> 789 </span> <span class="subxComment"># if (out->write >= out->length) abort</span> -<span id="L790" class="LineNr"> 790 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EBX with EDX</span> -<span id="L791" class="LineNr"> 791 </span> 7d/jump-if-greater-or-equal $write-slice:abort/disp8 -<span id="L792" class="LineNr"> 792 </span> <span class="subxComment"># out->data[out->write] = *in</span> -<span id="L793" class="LineNr"> 793 </span> <span class="subxS1Comment"># . AL = *in</span> -<span id="L794" class="LineNr"> 794 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L795" class="LineNr"> 795 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L796" class="LineNr"> 796 </span> <span class="subxS1Comment"># . out->data[out->write] = AL</span> -<span id="L797" class="LineNr"> 797 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 3/index/EBX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EBX+12)</span> -<span id="L798" class="LineNr"> 798 </span> <span class="subxComment"># ++out->write</span> -<span id="L799" class="LineNr"> 799 </span> 43/increment-EBX -<span id="L800" class="LineNr"> 800 </span> <span class="subxComment"># ++in</span> -<span id="L801" class="LineNr"> 801 </span> 41/increment-ECX -<span id="L802" class="LineNr"> 802 </span> eb/jump $write-slice:loop/disp8 -<span id="L803" class="LineNr"> 803 </span><span class="Constant">$write-slice:loop-end</span>: -<span id="L804" class="LineNr"> 804 </span> <span class="subxComment"># persist out->write</span> -<span id="L805" class="LineNr"> 805 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *EDI</span> -<span id="L806" class="LineNr"> 806 </span><span class="Constant">$write-slice:end</span>: -<span id="L807" class="LineNr"> 807 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L808" class="LineNr"> 808 </span> 5f/pop-to-EDI -<span id="L809" class="LineNr"> 809 </span> 5e/pop-to-ESI -<span id="L810" class="LineNr"> 810 </span> 5b/pop-to-EBX -<span id="L811" class="LineNr"> 811 </span> 5a/pop-to-EDX -<span id="L812" class="LineNr"> 812 </span> 59/pop-to-ECX -<span id="L813" class="LineNr"> 813 </span> 58/pop-to-EAX -<span id="L814" class="LineNr"> 814 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L815" class="LineNr"> 815 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L816" class="LineNr"> 816 </span> 5d/pop-to-EBP -<span id="L817" class="LineNr"> 817 </span> c3/return -<span id="L818" class="LineNr"> 818 </span> -<span id="L819" class="LineNr"> 819 </span><span class="Constant">$write-slice:abort</span>: -<span id="L820" class="LineNr"> 820 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L821" class="LineNr"> 821 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L822" class="LineNr"> 822 </span> 68/push <span class="Constant">"write-slice: out of space"</span>/imm32 -<span id="L823" class="LineNr"> 823 </span> 68/push 2/imm32/stderr -<span id="L824" class="LineNr"> 824 </span> <span class="subxS2Comment"># . . call</span> -<span id="L825" class="LineNr"> 825 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L826" class="LineNr"> 826 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L827" class="LineNr"> 827 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L828" class="LineNr"> 828 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L829" class="LineNr"> 829 </span> bb/copy-to-EBX 1/imm32 -<span id="L830" class="LineNr"> 830 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L831" class="LineNr"> 831 </span> cd/syscall 0x80/imm8 -<span id="L832" class="LineNr"> 832 </span> <span class="subxComment"># never gets here</span> -<span id="L833" class="LineNr"> 833 </span> -<span id="L834" class="LineNr"> 834 </span><span class="subxTest">test-write-slice</span>: -<span id="L835" class="LineNr"> 835 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L836" class="LineNr"> 836 </span> 55/push-EBP -<span id="L837" class="LineNr"> 837 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L838" class="LineNr"> 838 </span> <span class="subxComment"># setup</span> -<span id="L839" class="LineNr"> 839 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L840" class="LineNr"> 840 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L841" class="LineNr"> 841 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L842" class="LineNr"> 842 </span> <span class="subxS2Comment"># . . call</span> -<span id="L843" class="LineNr"> 843 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L844" class="LineNr"> 844 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L845" class="LineNr"> 845 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L846" class="LineNr"> 846 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L847" class="LineNr"> 847 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L848" class="LineNr"> 848 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L849" class="LineNr"> 849 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L850" class="LineNr"> 850 </span> 05/add-to-EAX 4/imm32 -<span id="L851" class="LineNr"> 851 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L852" class="LineNr"> 852 </span> 51/push-ECX -<span id="L853" class="LineNr"> 853 </span> 50/push-EAX -<span id="L854" class="LineNr"> 854 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L855" class="LineNr"> 855 </span> <span class="subxComment"># write-slice(_test-stream, slice)</span> -<span id="L856" class="LineNr"> 856 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L857" class="LineNr"> 857 </span> 51/push-ECX -<span id="L858" class="LineNr"> 858 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L859" class="LineNr"> 859 </span> <span class="subxS2Comment"># . . call</span> -<span id="L860" class="LineNr"> 860 </span> e8/call <a href='072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L861" class="LineNr"> 861 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L862" class="LineNr"> 862 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L863" class="LineNr"> 863 </span> <span class="subxComment"># check-stream-equal(_test-stream, "Abc", msg)</span> -<span id="L864" class="LineNr"> 864 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L865" class="LineNr"> 865 </span> 68/push <span class="Constant">"F - test-write-slice"</span>/imm32 -<span id="L866" class="LineNr"> 866 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L867" class="LineNr"> 867 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L868" class="LineNr"> 868 </span> <span class="subxS2Comment"># . . call</span> -<span id="L869" class="LineNr"> 869 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L870" class="LineNr"> 870 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L871" class="LineNr"> 871 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L872" class="LineNr"> 872 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L873" class="LineNr"> 873 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L874" class="LineNr"> 874 </span> 5d/pop-to-EBP -<span id="L875" class="LineNr"> 875 </span> c3/return -<span id="L876" class="LineNr"> 876 </span> -<span id="L877" class="LineNr"> 877 </span><span class="subxComment"># write a slice to a buffered-file</span> -<span id="L878" class="LineNr"> 878 </span><span class="subxFunction">write-slice-buffered</span>: <span class="subxComment"># out : (address buffered-file), s : (address slice)</span> -<span id="L879" class="LineNr"> 879 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L880" class="LineNr"> 880 </span> 55/push-EBP -<span id="L881" class="LineNr"> 881 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L882" class="LineNr"> 882 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L883" class="LineNr"> 883 </span> 50/push-EAX -<span id="L884" class="LineNr"> 884 </span> 51/push-ECX -<span id="L885" class="LineNr"> 885 </span> 52/push-EDX -<span id="L886" class="LineNr"> 886 </span> 53/push-EBX -<span id="L887" class="LineNr"> 887 </span> 56/push-ESI -<span id="L888" class="LineNr"> 888 </span> 57/push-EDI -<span id="L889" class="LineNr"> 889 </span> <span class="subxComment"># ESI = s</span> -<span id="L890" class="LineNr"> 890 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L891" class="LineNr"> 891 </span> <span class="subxComment"># curr/ECX = s->start</span> -<span id="L892" class="LineNr"> 892 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L893" class="LineNr"> 893 </span> <span class="subxComment"># max/ESI = s->end</span> -<span id="L894" class="LineNr"> 894 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ESI</span> -<span id="L895" class="LineNr"> 895 </span> <span class="subxComment"># EDI = out</span> -<span id="L896" class="LineNr"> 896 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L897" class="LineNr"> 897 </span> <span class="subxComment"># EDX = out->length</span> -<span id="L898" class="LineNr"> 898 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+12) to EDX</span> -<span id="L899" class="LineNr"> 899 </span> <span class="subxComment"># EBX = out->write</span> -<span id="L900" class="LineNr"> 900 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to EBX</span> -<span id="L901" class="LineNr"> 901 </span><span class="Constant">$write-slice-buffered:loop</span>: -<span id="L902" class="LineNr"> 902 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L903" class="LineNr"> 903 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with ESI</span> -<span id="L904" class="LineNr"> 904 </span> 73/jump-if-greater-or-equal-unsigned $write-slice-buffered:loop-end/disp8 -<span id="L905" class="LineNr"> 905 </span> <span class="subxComment"># if (out->write >= out->length) flush and clear out's stream</span> -<span id="L906" class="LineNr"> 906 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EBX with EDX</span> -<span id="L907" class="LineNr"> 907 </span> 7c/jump-if-lesser $write-slice-buffered:to-stream/disp8 -<span id="L908" class="LineNr"> 908 </span> <span class="subxS1Comment"># . persist out->write</span> -<span id="L909" class="LineNr"> 909 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EDI+4)</span> -<span id="L910" class="LineNr"> 910 </span> <span class="subxS1Comment"># . flush(out)</span> -<span id="L911" class="LineNr"> 911 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L912" class="LineNr"> 912 </span> 57/push-EDI -<span id="L913" class="LineNr"> 913 </span> <span class="subxS2Comment"># . . call</span> -<span id="L914" class="LineNr"> 914 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L915" class="LineNr"> 915 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L916" class="LineNr"> 916 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L917" class="LineNr"> 917 </span> <span class="subxS1Comment"># . clear-stream(stream = out+4)</span> -<span id="L918" class="LineNr"> 918 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L919" class="LineNr"> 919 </span> 8d/copy-address 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+4 to EAX</span> -<span id="L920" class="LineNr"> 920 </span> 50/push-EAX -<span id="L921" class="LineNr"> 921 </span> <span class="subxS2Comment"># . . call</span> -<span id="L922" class="LineNr"> 922 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L923" class="LineNr"> 923 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L924" class="LineNr"> 924 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L925" class="LineNr"> 925 </span> <span class="subxS1Comment"># . out->write must now be 0; update its cache at EBX</span> -<span id="L926" class="LineNr"> 926 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L927" class="LineNr"> 927 </span><span class="Constant">$write-slice-buffered:to-stream</span>: -<span id="L928" class="LineNr"> 928 </span> <span class="subxComment"># out->data[out->write] = *in</span> -<span id="L929" class="LineNr"> 929 </span> <span class="subxS1Comment"># . AL = *in</span> -<span id="L930" class="LineNr"> 930 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L931" class="LineNr"> 931 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L932" class="LineNr"> 932 </span> <span class="subxS1Comment"># . out->data[out->write] = AL</span> -<span id="L933" class="LineNr"> 933 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 3/index/EBX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EBX+16)</span> -<span id="L934" class="LineNr"> 934 </span> <span class="subxComment"># ++out->write</span> -<span id="L935" class="LineNr"> 935 </span> 43/increment-EBX -<span id="L936" class="LineNr"> 936 </span> <span class="subxComment"># ++in</span> -<span id="L937" class="LineNr"> 937 </span> 41/increment-ECX -<span id="L938" class="LineNr"> 938 </span> eb/jump $write-slice-buffered:loop/disp8 -<span id="L939" class="LineNr"> 939 </span><span class="Constant">$write-slice-buffered:loop-end</span>: -<span id="L940" class="LineNr"> 940 </span> <span class="subxComment"># persist necessary variables from registers</span> -<span id="L941" class="LineNr"> 941 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EDI+4)</span> -<span id="L942" class="LineNr"> 942 </span><span class="Constant">$write-slice-buffered:end</span>: -<span id="L943" class="LineNr"> 943 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L944" class="LineNr"> 944 </span> 5f/pop-to-EDI -<span id="L945" class="LineNr"> 945 </span> 5e/pop-to-ESI -<span id="L946" class="LineNr"> 946 </span> 5b/pop-to-EBX -<span id="L947" class="LineNr"> 947 </span> 5a/pop-to-EDX -<span id="L948" class="LineNr"> 948 </span> 59/pop-to-ECX -<span id="L949" class="LineNr"> 949 </span> 58/pop-to-EAX -<span id="L950" class="LineNr"> 950 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L951" class="LineNr"> 951 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L952" class="LineNr"> 952 </span> 5d/pop-to-EBP -<span id="L953" class="LineNr"> 953 </span> c3/return -<span id="L954" class="LineNr"> 954 </span> -<span id="L955" class="LineNr"> 955 </span><span class="subxTest">test-write-slice-buffered</span>: -<span id="L956" class="LineNr"> 956 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L957" class="LineNr"> 957 </span> 55/push-EBP -<span id="L958" class="LineNr"> 958 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L959" class="LineNr"> 959 </span> <span class="subxComment"># setup</span> -<span id="L960" class="LineNr"> 960 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L961" class="LineNr"> 961 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L962" class="LineNr"> 962 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L963" class="LineNr"> 963 </span> <span class="subxS2Comment"># . . call</span> -<span id="L964" class="LineNr"> 964 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L965" class="LineNr"> 965 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L966" class="LineNr"> 966 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L967" class="LineNr"> 967 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L968" class="LineNr"> 968 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L969" class="LineNr"> 969 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L970" class="LineNr"> 970 </span> 05/add-to-EAX 4/imm32 -<span id="L971" class="LineNr"> 971 </span> 50/push-EAX -<span id="L972" class="LineNr"> 972 </span> <span class="subxS2Comment"># . . call</span> -<span id="L973" class="LineNr"> 973 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L974" class="LineNr"> 974 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L975" class="LineNr"> 975 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L976" class="LineNr"> 976 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L977" class="LineNr"> 977 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L978" class="LineNr"> 978 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L979" class="LineNr"> 979 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L980" class="LineNr"> 980 </span> 05/add-to-EAX 4/imm32 -<span id="L981" class="LineNr"> 981 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L982" class="LineNr"> 982 </span> 51/push-ECX -<span id="L983" class="LineNr"> 983 </span> 50/push-EAX -<span id="L984" class="LineNr"> 984 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L985" class="LineNr"> 985 </span> <span class="subxComment"># write-slice-buffered(_test-buffered-file, slice)</span> -<span id="L986" class="LineNr"> 986 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L987" class="LineNr"> 987 </span> 51/push-ECX -<span id="L988" class="LineNr"> 988 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L989" class="LineNr"> 989 </span> <span class="subxS2Comment"># . . call</span> -<span id="L990" class="LineNr"> 990 </span> e8/call <a href='072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L991" class="LineNr"> 991 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L992" class="LineNr"> 992 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L993" class="LineNr"> 993 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L994" class="LineNr"> 994 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L995" class="LineNr"> 995 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L996" class="LineNr"> 996 </span> <span class="subxS2Comment"># . . call</span> -<span id="L997" class="LineNr"> 997 </span> e8/call <a href='064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L998" class="LineNr"> 998 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L999" class="LineNr"> 999 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1000" class="LineNr">1000 </span> <span class="subxComment"># check-stream-equal(_test-stream, "Abc", msg)</span> -<span id="L1001" class="LineNr">1001 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1002" class="LineNr">1002 </span> 68/push <span class="Constant">"F - test-write-slice-buffered"</span>/imm32 -<span id="L1003" class="LineNr">1003 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L1004" class="LineNr">1004 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1005" class="LineNr">1005 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1006" class="LineNr">1006 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1007" class="LineNr">1007 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1008" class="LineNr">1008 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1009" class="LineNr">1009 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1010" class="LineNr">1010 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1011" class="LineNr">1011 </span> 5d/pop-to-EBP -<span id="L1012" class="LineNr">1012 </span> c3/return -<span id="L1013" class="LineNr">1013 </span> -<span id="L1014" class="LineNr">1014 </span><span class="subxComment"># copy a slice into a new (dynamically allocated) string</span> -<span id="L1015" class="LineNr">1015 </span><span class="subxFunction">slice-to-string</span>: <span class="subxComment"># ad : (address allocation-descriptor), in : (address slice) -> out/EAX : (address array)</span> -<span id="L1016" class="LineNr">1016 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1017" class="LineNr">1017 </span> 55/push-EBP -<span id="L1018" class="LineNr">1018 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1019" class="LineNr">1019 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1020" class="LineNr">1020 </span> 51/push-ECX -<span id="L1021" class="LineNr">1021 </span> 52/push-EDX -<span id="L1022" class="LineNr">1022 </span> 53/push-EBX -<span id="L1023" class="LineNr">1023 </span> 56/push-ESI -<span id="L1024" class="LineNr">1024 </span> <span class="subxComment"># ESI = in</span> -<span id="L1025" class="LineNr">1025 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L1026" class="LineNr">1026 </span> <span class="subxComment"># curr/EDX = in->start</span> -<span id="L1027" class="LineNr">1027 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L1028" class="LineNr">1028 </span> <span class="subxComment"># max/EBX = in->end</span> -<span id="L1029" class="LineNr">1029 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EBX</span> -<span id="L1030" class="LineNr">1030 </span> <span class="subxComment"># size/ECX = max - curr + 4 # total size of output string (including the initial length)</span> -<span id="L1031" class="LineNr">1031 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to ECX</span> -<span id="L1032" class="LineNr">1032 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EDX from ECX</span> -<span id="L1033" class="LineNr">1033 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L1034" class="LineNr">1034 </span> <span class="subxComment"># out/EAX = allocate(ad, size)</span> -<span id="L1035" class="LineNr">1035 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1036" class="LineNr">1036 </span> 51/push-ECX -<span id="L1037" class="LineNr">1037 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1038" class="LineNr">1038 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1039" class="LineNr">1039 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L1040" class="LineNr">1040 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1041" class="LineNr">1041 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1042" class="LineNr">1042 </span> <span class="subxComment"># if (EAX == 0) abort</span> -<span id="L1043" class="LineNr">1043 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1044" class="LineNr">1044 </span> 74/jump-if-equal $slice-to-string:abort/disp8 -<span id="L1045" class="LineNr">1045 </span> <span class="subxComment"># *out = size-4</span> -<span id="L1046" class="LineNr">1046 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L1047" class="LineNr">1047 </span> 81 5/subop/subtract 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract 4 from *EAX</span> -<span id="L1048" class="LineNr">1048 </span> <span class="subxComment"># save out</span> -<span id="L1049" class="LineNr">1049 </span> 50/push-EAX -<span id="L1050" class="LineNr">1050 </span> <span class="subxComment"># EAX = _append-4(EAX+4, EAX+size, curr, max) # clobbering ECX</span> -<span id="L1051" class="LineNr">1051 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1052" class="LineNr">1052 </span> 53/push-EBX -<span id="L1053" class="LineNr">1053 </span> 52/push-EDX -<span id="L1054" class="LineNr">1054 </span> <span class="subxS2Comment"># . . push EAX+size (clobbering ECX)</span> -<span id="L1055" class="LineNr">1055 </span> 01/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to ECX</span> -<span id="L1056" class="LineNr">1056 </span> 51/push-ECX -<span id="L1057" class="LineNr">1057 </span> <span class="subxS2Comment"># . . push EAX+4 (clobbering EAX)</span> -<span id="L1058" class="LineNr">1058 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EAX</span> -<span id="L1059" class="LineNr">1059 </span> 50/push-EAX -<span id="L1060" class="LineNr">1060 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1061" class="LineNr">1061 </span> e8/call <a href='056trace.subx.html#L913'>_append-4</a>/disp32 -<span id="L1062" class="LineNr">1062 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1063" class="LineNr">1063 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1064" class="LineNr">1064 </span> <span class="subxComment"># restore out (assumes _append-4 can't error)</span> -<span id="L1065" class="LineNr">1065 </span> 58/pop-to-EAX -<span id="L1066" class="LineNr">1066 </span><span class="Constant">$slice-to-string:end</span>: -<span id="L1067" class="LineNr">1067 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1068" class="LineNr">1068 </span> 5e/pop-to-ESI -<span id="L1069" class="LineNr">1069 </span> 5b/pop-to-EBX -<span id="L1070" class="LineNr">1070 </span> 5a/pop-to-EDX -<span id="L1071" class="LineNr">1071 </span> 59/pop-to-ECX -<span id="L1072" class="LineNr">1072 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1073" class="LineNr">1073 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1074" class="LineNr">1074 </span> 5d/pop-to-EBP -<span id="L1075" class="LineNr">1075 </span> c3/return -<span id="L1076" class="LineNr">1076 </span> -<span id="L1077" class="LineNr">1077 </span><span class="Constant">$slice-to-string:abort</span>: -<span id="L1078" class="LineNr">1078 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L1079" class="LineNr">1079 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1080" class="LineNr">1080 </span> 68/push <span class="Constant">"slice-to-string: out of space\n"</span>/imm32 -<span id="L1081" class="LineNr">1081 </span> 68/push 2/imm32/stderr -<span id="L1082" class="LineNr">1082 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1083" class="LineNr">1083 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L1084" class="LineNr">1084 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1085" class="LineNr">1085 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1086" class="LineNr">1086 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L1087" class="LineNr">1087 </span> bb/copy-to-EBX 1/imm32 -<span id="L1088" class="LineNr">1088 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L1089" class="LineNr">1089 </span> cd/syscall 0x80/imm8 -<span id="L1090" class="LineNr">1090 </span> <span class="subxComment"># never gets here</span> -<span id="L1091" class="LineNr">1091 </span> -<span id="L1092" class="LineNr">1092 </span><span class="subxTest">test-slice-to-string</span>: -<span id="L1093" class="LineNr">1093 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1094" class="LineNr">1094 </span> 55/push-EBP -<span id="L1095" class="LineNr">1095 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1096" class="LineNr">1096 </span> <span class="subxComment"># var heap/EDX : (address allocation-descriptor) = {0, 0}</span> -<span id="L1097" class="LineNr">1097 </span> 68/push 0/imm32/limit -<span id="L1098" class="LineNr">1098 </span> 68/push 0/imm32/curr -<span id="L1099" class="LineNr">1099 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L1100" class="LineNr">1100 </span> <span class="subxComment"># heap = new-segment(512)</span> -<span id="L1101" class="LineNr">1101 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1102" class="LineNr">1102 </span> 52/push-EDX -<span id="L1103" class="LineNr">1103 </span> 68/push 0x200/imm32 -<span id="L1104" class="LineNr">1104 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1105" class="LineNr">1105 </span> e8/call <a href='053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L1106" class="LineNr">1106 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1107" class="LineNr">1107 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1108" class="LineNr">1108 </span> <span class="subxComment"># (EAX..ECX) = "Abc"</span> -<span id="L1109" class="LineNr">1109 </span> b8/copy-to-EAX <span class="Constant">"Abc"</span>/imm32 -<span id="L1110" class="LineNr">1110 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1111" class="LineNr">1111 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1112" class="LineNr">1112 </span> 05/add-to-EAX 4/imm32 -<span id="L1113" class="LineNr">1113 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1114" class="LineNr">1114 </span> 51/push-ECX -<span id="L1115" class="LineNr">1115 </span> 50/push-EAX -<span id="L1116" class="LineNr">1116 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1117" class="LineNr">1117 </span> <span class="subxComment"># EAX = slice-to-string(heap, slice)</span> -<span id="L1118" class="LineNr">1118 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1119" class="LineNr">1119 </span> 51/push-ECX -<span id="L1120" class="LineNr">1120 </span> 52/push-EDX -<span id="L1121" class="LineNr">1121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1122" class="LineNr">1122 </span> e8/call <a href='072slice.subx.html#L1015'>slice-to-string</a>/disp32 -<span id="L1123" class="LineNr">1123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1124" class="LineNr">1124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1125" class="Folded">1125 </span><span class="Folded">+-- 26 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L1151" class="LineNr">1151 </span> <span class="subxComment"># EAX = string-equal?(EAX, "Abc")</span> -<span id="L1152" class="LineNr">1152 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1153" class="LineNr">1153 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L1154" class="LineNr">1154 </span> 50/push-EAX -<span id="L1155" class="LineNr">1155 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1156" class="LineNr">1156 </span> e8/call <a href='054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L1157" class="LineNr">1157 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1158" class="LineNr">1158 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1159" class="LineNr">1159 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L1160" class="LineNr">1160 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1161" class="LineNr">1161 </span> 68/push <span class="Constant">"F - test-slice-to-string"</span>/imm32 -<span id="L1162" class="LineNr">1162 </span> 68/push 1/imm32/true -<span id="L1163" class="LineNr">1163 </span> 50/push-EAX -<span id="L1164" class="LineNr">1164 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1165" class="LineNr">1165 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1166" class="LineNr">1166 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1167" class="LineNr">1167 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1168" class="LineNr">1168 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1169" class="LineNr">1169 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1170" class="LineNr">1170 </span> 5d/pop-to-EBP -<span id="L1171" class="LineNr">1171 </span> c3/return -<span id="L1172" class="LineNr">1172 </span> -<span id="L1173" class="LineNr">1173 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/073next-token.subx.html b/html/subx/073next-token.subx.html deleted file mode 100644 index d477cd53..00000000 --- a/html/subx/073next-token.subx.html +++ /dev/null @@ -1,960 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/073next-token.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.Constant { color: #008787; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.subxTest { color: #5f8700; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/073next-token.subx'>https://github.com/akkartik/mu/blob/master/subx/073next-token.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Some tokenization primitives.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># on reaching end of file, return an empty interval</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxFunction">next-token</span>: <span class="subxComment"># in : (address stream), delimiter : byte, out : (address slice)</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L12" class="LineNr"> 12 </span> 55/push-EBP -<span id="L13" class="LineNr"> 13 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L14" class="LineNr"> 14 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L15" class="LineNr"> 15 </span> 50/push-EAX -<span id="L16" class="LineNr"> 16 </span> 51/push-ECX -<span id="L17" class="LineNr"> 17 </span> 56/push-ESI -<span id="L18" class="LineNr"> 18 </span> 57/push-EDI -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># ESI = in</span> -<span id="L20" class="LineNr"> 20 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># EDI = out</span> -<span id="L22" class="LineNr"> 22 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDI</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># skip-chars-matching(in, delimiter)</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L25" class="LineNr"> 25 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L26" class="LineNr"> 26 </span> 56/push-ESI -<span id="L27" class="LineNr"> 27 </span> <span class="subxS2Comment"># . . call</span> -<span id="L28" class="LineNr"> 28 </span> e8/call <a href='073next-token.subx.html#L341'>skip-chars-matching</a>/disp32 -<span id="L29" class="LineNr"> 29 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L30" class="LineNr"> 30 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># out->start = &in->data[in->read]</span> -<span id="L32" class="LineNr"> 32 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L33" class="LineNr"> 33 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L34" class="LineNr"> 34 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDI</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># skip-chars-not-matching(in, delimiter)</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L37" class="LineNr"> 37 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L38" class="LineNr"> 38 </span> 56/push-ESI -<span id="L39" class="LineNr"> 39 </span> <span class="subxS2Comment"># . . call</span> -<span id="L40" class="LineNr"> 40 </span> e8/call <a href='073next-token.subx.html#L465'>skip-chars-not-matching</a>/disp32 -<span id="L41" class="LineNr"> 41 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L42" class="LineNr"> 42 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># out->end = &in->data[in->read]</span> -<span id="L44" class="LineNr"> 44 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L45" class="LineNr"> 45 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L46" class="LineNr"> 46 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L48" class="LineNr"> 48 </span> 5f/pop-to-EDI -<span id="L49" class="LineNr"> 49 </span> 5e/pop-to-ESI -<span id="L50" class="LineNr"> 50 </span> 59/pop-to-ECX -<span id="L51" class="LineNr"> 51 </span> 58/pop-to-EAX -<span id="L52" class="LineNr"> 52 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L53" class="LineNr"> 53 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L54" class="LineNr"> 54 </span> 5d/pop-to-EBP -<span id="L55" class="LineNr"> 55 </span> c3/return -<span id="L56" class="LineNr"> 56 </span> -<span id="L57" class="LineNr"> 57 </span><span class="subxTest">test-next-token</span>: -<span id="L58" class="LineNr"> 58 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L59" class="LineNr"> 59 </span> 55/push-EBP -<span id="L60" class="LineNr"> 60 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># setup</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L64" class="LineNr"> 64 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L65" class="LineNr"> 65 </span> <span class="subxS2Comment"># . . call</span> -<span id="L66" class="LineNr"> 66 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L67" class="LineNr"> 67 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L68" class="LineNr"> 68 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L70" class="LineNr"> 70 </span> 68/push 0/imm32/end -<span id="L71" class="LineNr"> 71 </span> 68/push 0/imm32/start -<span id="L72" class="LineNr"> 72 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># write(_test-stream, " ab")</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L75" class="LineNr"> 75 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L76" class="LineNr"> 76 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L77" class="LineNr"> 77 </span> <span class="subxS2Comment"># . . call</span> -<span id="L78" class="LineNr"> 78 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L80" class="LineNr"> 80 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># next-token(_test-stream, 0x20/space, slice)</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L83" class="LineNr"> 83 </span> 51/push-ECX -<span id="L84" class="LineNr"> 84 </span> 68/push 0x20/imm32 -<span id="L85" class="LineNr"> 85 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L86" class="LineNr"> 86 </span> <span class="subxS2Comment"># . . call</span> -<span id="L87" class="LineNr"> 87 </span> e8/call <a href='073next-token.subx.html#L10'>next-token</a>/disp32 -<span id="L88" class="LineNr"> 88 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L89" class="LineNr"> 89 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-stream->data, 2, msg)</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-stream, 14, msg)</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L93" class="LineNr"> 93 </span> 68/push <span class="Constant">"F - <a href='073next-token.subx.html#L57'>test-next-token</a>: start"</span>/imm32 -<span id="L94" class="LineNr"> 94 </span> 68/push 0xe/imm32 -<span id="L95" class="LineNr"> 95 </span> <span class="subxS2Comment"># . . push slice->start - _test-stream</span> -<span id="L96" class="LineNr"> 96 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L97" class="LineNr"> 97 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L98" class="LineNr"> 98 </span> 50/push-EAX -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . call</span> -<span id="L100" class="LineNr">100 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L102" class="LineNr">102 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L103" class="LineNr">103 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-stream->data, 4, msg)</span> -<span id="L104" class="LineNr">104 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-stream, 16, msg)</span> -<span id="L105" class="LineNr">105 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L106" class="LineNr">106 </span> 68/push <span class="Constant">"F - <a href='073next-token.subx.html#L57'>test-next-token</a>: end"</span>/imm32 -<span id="L107" class="LineNr">107 </span> 68/push 0x10/imm32 -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . push slice->end - _test-stream</span> -<span id="L109" class="LineNr">109 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L110" class="LineNr">110 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L111" class="LineNr">111 </span> 50/push-EAX -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L113" class="LineNr">113 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L115" class="LineNr">115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L117" class="LineNr">117 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L118" class="LineNr">118 </span> 5d/pop-to-EBP -<span id="L119" class="LineNr">119 </span> c3/return -<span id="L120" class="LineNr">120 </span> -<span id="L121" class="LineNr">121 </span><span class="subxTest">test-next-token-Eof</span>: -<span id="L122" class="LineNr">122 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L123" class="LineNr">123 </span> 55/push-EBP -<span id="L124" class="LineNr">124 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxComment"># setup</span> -<span id="L126" class="LineNr">126 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L128" class="LineNr">128 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . call</span> -<span id="L130" class="LineNr">130 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L132" class="LineNr">132 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L133" class="LineNr">133 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L134" class="LineNr">134 </span> 68/push 0/imm32/end -<span id="L135" class="LineNr">135 </span> 68/push 0/imm32/start -<span id="L136" class="LineNr">136 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L137" class="LineNr">137 </span> <span class="subxComment"># write nothing to _test-stream</span> -<span id="L138" class="LineNr">138 </span> <span class="subxComment"># next-token(_test-stream, 0x20/space, slice)</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L140" class="LineNr">140 </span> 51/push-ECX -<span id="L141" class="LineNr">141 </span> 68/push 0x20/imm32 -<span id="L142" class="LineNr">142 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L143" class="LineNr">143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L144" class="LineNr">144 </span> e8/call <a href='073next-token.subx.html#L10'>next-token</a>/disp32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L146" class="LineNr">146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L147" class="LineNr">147 </span> <span class="subxComment"># check-ints-equal(slice->end, slice->start, msg)</span> -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L149" class="LineNr">149 </span> 68/push <span class="Constant">"F - test-next-token-Eof"</span>/imm32 -<span id="L150" class="LineNr">150 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L151" class="LineNr">151 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . call</span> -<span id="L153" class="LineNr">153 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L155" class="LineNr">155 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L156" class="LineNr">156 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L157" class="LineNr">157 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L158" class="LineNr">158 </span> 5d/pop-to-EBP -<span id="L159" class="LineNr">159 </span> c3/return -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="subxComment"># extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)</span> -<span id="L162" class="LineNr">162 </span><span class="subxComment"># on reaching end of file, return an empty interval</span> -<span id="L163" class="LineNr">163 </span><span class="subxFunction">next-token-from-slice</span>: <span class="subxComment"># start : (address byte), end : (address byte), delimiter : byte, out : (address slice) -> <void></span> -<span id="L164" class="LineNr">164 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L165" class="LineNr">165 </span> 55/push-EBP -<span id="L166" class="LineNr">166 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L167" class="LineNr">167 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L168" class="LineNr">168 </span> 50/push-EAX -<span id="L169" class="LineNr">169 </span> 51/push-ECX -<span id="L170" class="LineNr">170 </span> 52/push-EDX -<span id="L171" class="LineNr">171 </span> 57/push-EDI -<span id="L172" class="LineNr">172 </span> <span class="subxComment"># ECX = end</span> -<span id="L173" class="LineNr">173 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L174" class="LineNr">174 </span> <span class="subxComment"># EDX = delimiter</span> -<span id="L175" class="LineNr">175 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDX</span> -<span id="L176" class="LineNr">176 </span> <span class="subxComment"># EDI = out</span> -<span id="L177" class="LineNr">177 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+20) to EDI</span> -<span id="L178" class="LineNr">178 </span> <span class="subxComment"># EAX = skip-chars-matching-in-slice(start, end, delimiter)</span> -<span id="L179" class="LineNr">179 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L180" class="LineNr">180 </span> 52/push-EDX -<span id="L181" class="LineNr">181 </span> 51/push-ECX -<span id="L182" class="LineNr">182 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . call</span> -<span id="L184" class="LineNr">184 </span> e8/call <a href='073next-token.subx.html#L677'>skip-chars-matching-in-slice</a>/disp32 -<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L186" class="LineNr">186 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L187" class="LineNr">187 </span> <span class="subxComment"># out->start = EAX</span> -<span id="L188" class="LineNr">188 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDI</span> -<span id="L189" class="LineNr">189 </span> <span class="subxComment"># EAX = skip-chars-not-matching-in-slice(EAX, end, delimiter)</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L191" class="LineNr">191 </span> 52/push-EDX -<span id="L192" class="LineNr">192 </span> 51/push-ECX -<span id="L193" class="LineNr">193 </span> 50/push-EAX -<span id="L194" class="LineNr">194 </span> <span class="subxS2Comment"># . . call</span> -<span id="L195" class="LineNr">195 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L196" class="LineNr">196 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L197" class="LineNr">197 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># out->end = EAX</span> -<span id="L199" class="LineNr">199 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L200" class="LineNr">200 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L201" class="LineNr">201 </span> 5f/pop-to-EDI -<span id="L202" class="LineNr">202 </span> 5a/pop-to-EDX -<span id="L203" class="LineNr">203 </span> 59/pop-to-ECX -<span id="L204" class="LineNr">204 </span> 58/pop-to-EAX -<span id="L205" class="LineNr">205 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L206" class="LineNr">206 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L207" class="LineNr">207 </span> 5d/pop-to-EBP -<span id="L208" class="LineNr">208 </span> c3/return -<span id="L209" class="LineNr">209 </span> -<span id="L210" class="LineNr">210 </span><span class="subxTest">test-next-token-from-slice</span>: -<span id="L211" class="LineNr">211 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L212" class="LineNr">212 </span> 55/push-EBP -<span id="L213" class="LineNr">213 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># (EAX..ECX) = " ab"</span> -<span id="L215" class="LineNr">215 </span> b8/copy-to-EAX <span class="Constant">" ab"</span>/imm32 -<span id="L216" class="LineNr">216 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L217" class="LineNr">217 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L218" class="LineNr">218 </span> 05/add-to-EAX 4/imm32 -<span id="L219" class="LineNr">219 </span> <span class="subxComment"># var out/EDI : (address slice) = {0, 0}</span> -<span id="L220" class="LineNr">220 </span> 68/push 0/imm32/end -<span id="L221" class="LineNr">221 </span> 68/push 0/imm32/start -<span id="L222" class="LineNr">222 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L223" class="LineNr">223 </span> <span class="subxComment"># next-token-from-slice(EAX, ECX, 0x20/space, out)</span> -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L225" class="LineNr">225 </span> 57/push-EDI -<span id="L226" class="LineNr">226 </span> 68/push 0x20/imm32 -<span id="L227" class="LineNr">227 </span> 51/push-ECX -<span id="L228" class="LineNr">228 </span> 50/push-EAX -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . call</span> -<span id="L230" class="LineNr">230 </span> e8/call <a href='073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L231" class="LineNr">231 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L232" class="LineNr">232 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L233" class="LineNr">233 </span> <span class="subxComment"># out->start should be at the 'a'</span> -<span id="L234" class="LineNr">234 </span> <span class="subxS1Comment"># . check-ints-equal(out->start - in->start, 2, msg)</span> -<span id="L235" class="LineNr">235 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L236" class="LineNr">236 </span> 68/push <span class="Constant">"F - <a href='073next-token.subx.html#L210'>test-next-token-from-slice</a>: start"</span>/imm32 -<span id="L237" class="LineNr">237 </span> 68/push 2/imm32 -<span id="L238" class="LineNr">238 </span> <span class="subxS2Comment"># . . push out->start - in->start</span> -<span id="L239" class="LineNr">239 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L240" class="LineNr">240 </span> 2b/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L241" class="LineNr">241 </span> 51/push-ECX -<span id="L242" class="LineNr">242 </span> <span class="subxS2Comment"># . . call</span> -<span id="L243" class="LineNr">243 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L244" class="LineNr">244 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L245" class="LineNr">245 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># out->end should be after the 'b'</span> -<span id="L247" class="LineNr">247 </span> <span class="subxComment"># check-ints-equal(out->end - in->start, 4, msg)</span> -<span id="L248" class="LineNr">248 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L249" class="LineNr">249 </span> 68/push <span class="Constant">"F - <a href='073next-token.subx.html#L210'>test-next-token-from-slice</a>: end"</span>/imm32 -<span id="L250" class="LineNr">250 </span> 68/push 4/imm32 -<span id="L251" class="LineNr">251 </span> <span class="subxS2Comment"># . . push out->end - in->start</span> -<span id="L252" class="LineNr">252 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L253" class="LineNr">253 </span> 2b/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L254" class="LineNr">254 </span> 51/push-ECX -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . call</span> -<span id="L256" class="LineNr">256 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L257" class="LineNr">257 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L258" class="LineNr">258 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L259" class="LineNr">259 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L260" class="LineNr">260 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L261" class="LineNr">261 </span> 5d/pop-to-EBP -<span id="L262" class="LineNr">262 </span> c3/return -<span id="L263" class="LineNr">263 </span> -<span id="L264" class="LineNr">264 </span><span class="subxTest">test-next-token-from-slice-Eof</span>: -<span id="L265" class="LineNr">265 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L266" class="LineNr">266 </span> 55/push-EBP -<span id="L267" class="LineNr">267 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># var out/EDI : (address slice) = {0, 0}</span> -<span id="L269" class="LineNr">269 </span> 68/push 0/imm32/end -<span id="L270" class="LineNr">270 </span> 68/push 0/imm32/start -<span id="L271" class="LineNr">271 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># next-token-from-slice(0, 0, 0x20/space, out)</span> -<span id="L273" class="LineNr">273 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L274" class="LineNr">274 </span> 57/push-EDI -<span id="L275" class="LineNr">275 </span> 68/push 0x20/imm32 -<span id="L276" class="LineNr">276 </span> 68/push 0/imm32 -<span id="L277" class="LineNr">277 </span> 68/push 0/imm32 -<span id="L278" class="LineNr">278 </span> <span class="subxS2Comment"># . . call</span> -<span id="L279" class="LineNr">279 </span> e8/call <a href='073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L280" class="LineNr">280 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L281" class="LineNr">281 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L282" class="LineNr">282 </span> <span class="subxComment"># out should be empty</span> -<span id="L283" class="LineNr">283 </span> <span class="subxS1Comment"># . check-ints-equal(out->end - out->start, 0, msg)</span> -<span id="L284" class="LineNr">284 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L285" class="LineNr">285 </span> 68/push <span class="Constant">"F - test-next-token-from-slice-Eof"</span>/imm32 -<span id="L286" class="LineNr">286 </span> 68/push 0/imm32 -<span id="L287" class="LineNr">287 </span> <span class="subxS2Comment"># . . push out->start - in->start</span> -<span id="L288" class="LineNr">288 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L289" class="LineNr">289 </span> 2b/subtract 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *EDI from ECX</span> -<span id="L290" class="LineNr">290 </span> 51/push-ECX -<span id="L291" class="LineNr">291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L292" class="LineNr">292 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L294" class="LineNr">294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L295" class="LineNr">295 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L296" class="LineNr">296 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L297" class="LineNr">297 </span> 5d/pop-to-EBP -<span id="L298" class="LineNr">298 </span> c3/return -<span id="L299" class="LineNr">299 </span> -<span id="L300" class="LineNr">300 </span><span class="subxTest">test-next-token-from-slice-nothing</span>: -<span id="L301" class="LineNr">301 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L302" class="LineNr">302 </span> 55/push-EBP -<span id="L303" class="LineNr">303 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L304" class="LineNr">304 </span> <span class="subxComment"># (EAX..ECX) = " "</span> -<span id="L305" class="LineNr">305 </span> b8/copy-to-EAX <span class="Constant">" "</span>/imm32 -<span id="L306" class="LineNr">306 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L307" class="LineNr">307 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L308" class="LineNr">308 </span> 05/add-to-EAX 4/imm32 -<span id="L309" class="LineNr">309 </span> <span class="subxComment"># var out/EDI : (address slice) = {0, 0}</span> -<span id="L310" class="LineNr">310 </span> 68/push 0/imm32/end -<span id="L311" class="LineNr">311 </span> 68/push 0/imm32/start -<span id="L312" class="LineNr">312 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L313" class="LineNr">313 </span> <span class="subxComment"># next-token-from-slice(in, 0x20/space, out)</span> -<span id="L314" class="LineNr">314 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L315" class="LineNr">315 </span> 57/push-EDI -<span id="L316" class="LineNr">316 </span> 68/push 0x20/imm32 -<span id="L317" class="LineNr">317 </span> 51/push-ECX -<span id="L318" class="LineNr">318 </span> 50/push-EAX -<span id="L319" class="LineNr">319 </span> <span class="subxS2Comment"># . . call</span> -<span id="L320" class="LineNr">320 </span> e8/call <a href='073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L322" class="LineNr">322 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L323" class="LineNr">323 </span> <span class="subxComment"># out should be empty</span> -<span id="L324" class="LineNr">324 </span> <span class="subxS1Comment"># . check-ints-equal(out->end - out->start, 0, msg)</span> -<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L326" class="LineNr">326 </span> 68/push <span class="Constant">"F - test-next-token-from-slice-Eof"</span>/imm32 -<span id="L327" class="LineNr">327 </span> 68/push 0/imm32 -<span id="L328" class="LineNr">328 </span> <span class="subxS2Comment"># . . push out->start - in->start</span> -<span id="L329" class="LineNr">329 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L330" class="LineNr">330 </span> 2b/subtract 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *EDI from ECX</span> -<span id="L331" class="LineNr">331 </span> 51/push-ECX -<span id="L332" class="LineNr">332 </span> <span class="subxS2Comment"># . . call</span> -<span id="L333" class="LineNr">333 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L334" class="LineNr">334 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L335" class="LineNr">335 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L336" class="LineNr">336 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L337" class="LineNr">337 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L338" class="LineNr">338 </span> 5d/pop-to-EBP -<span id="L339" class="LineNr">339 </span> c3/return -<span id="L340" class="LineNr">340 </span> -<span id="L341" class="LineNr">341 </span><span class="subxFunction">skip-chars-matching</span>: <span class="subxComment"># in : (address stream), delimiter : byte</span> -<span id="L342" class="LineNr">342 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L343" class="LineNr">343 </span> 55/push-EBP -<span id="L344" class="LineNr">344 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L345" class="LineNr">345 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L346" class="LineNr">346 </span> 50/push-EAX -<span id="L347" class="LineNr">347 </span> 51/push-ECX -<span id="L348" class="LineNr">348 </span> 52/push-EDX -<span id="L349" class="LineNr">349 </span> 53/push-EBX -<span id="L350" class="LineNr">350 </span> 56/push-ESI -<span id="L351" class="LineNr">351 </span> <span class="subxComment"># ESI = in</span> -<span id="L352" class="LineNr">352 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L353" class="LineNr">353 </span> <span class="subxComment"># ECX = in->read</span> -<span id="L354" class="LineNr">354 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L355" class="LineNr">355 </span> <span class="subxComment"># EBX = in->write</span> -<span id="L356" class="LineNr">356 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EBX</span> -<span id="L357" class="LineNr">357 </span> <span class="subxComment"># EDX = delimiter</span> -<span id="L358" class="LineNr">358 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L359" class="LineNr">359 </span><span class="Constant">$skip-chars-matching:loop</span>: -<span id="L360" class="LineNr">360 </span> <span class="subxComment"># if (in->read >= in->write) break</span> -<span id="L361" class="LineNr">361 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EBX</span> -<span id="L362" class="LineNr">362 </span> 7d/jump-if-greater-or-equal $skip-chars-matching:end/disp8 -<span id="L363" class="LineNr">363 </span> <span class="subxComment"># EAX = in->data[in->read]</span> -<span id="L364" class="LineNr">364 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L365" class="LineNr">365 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L366" class="LineNr">366 </span> <span class="subxComment"># if (EAX != delimiter) break</span> -<span id="L367" class="LineNr">367 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EDX</span> -<span id="L368" class="LineNr">368 </span> 75/jump-if-not-equal $skip-chars-matching:end/disp8 -<span id="L369" class="LineNr">369 </span> <span class="subxComment"># ++in->read</span> -<span id="L370" class="LineNr">370 </span> 41/increment-ECX -<span id="L371" class="LineNr">371 </span> eb/jump $skip-chars-matching:loop/disp8 -<span id="L372" class="LineNr">372 </span><span class="Constant">$skip-chars-matching:end</span>: -<span id="L373" class="LineNr">373 </span> <span class="subxComment"># persist in->read</span> -<span id="L374" class="LineNr">374 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+4)</span> -<span id="L375" class="LineNr">375 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L376" class="LineNr">376 </span> 5e/pop-to-ESI -<span id="L377" class="LineNr">377 </span> 5b/pop-to-EBX -<span id="L378" class="LineNr">378 </span> 5a/pop-to-EDX -<span id="L379" class="LineNr">379 </span> 59/pop-to-ECX -<span id="L380" class="LineNr">380 </span> 58/pop-to-EAX -<span id="L381" class="LineNr">381 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L382" class="LineNr">382 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L383" class="LineNr">383 </span> 5d/pop-to-EBP -<span id="L384" class="LineNr">384 </span> c3/return -<span id="L385" class="LineNr">385 </span> -<span id="L386" class="LineNr">386 </span><span class="subxTest">test-skip-chars-matching</span>: -<span id="L387" class="LineNr">387 </span> <span class="subxComment"># setup</span> -<span id="L388" class="LineNr">388 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L389" class="LineNr">389 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L390" class="LineNr">390 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L391" class="LineNr">391 </span> <span class="subxS2Comment"># . . call</span> -<span id="L392" class="LineNr">392 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L393" class="LineNr">393 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L394" class="LineNr">394 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L395" class="LineNr">395 </span> <span class="subxComment"># write(_test-stream, " ab")</span> -<span id="L396" class="LineNr">396 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L397" class="LineNr">397 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L398" class="LineNr">398 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L399" class="LineNr">399 </span> <span class="subxS2Comment"># . . call</span> -<span id="L400" class="LineNr">400 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L401" class="LineNr">401 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L402" class="LineNr">402 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L403" class="LineNr">403 </span> <span class="subxComment"># skip-chars-matching(_test-stream, 0x20/space)</span> -<span id="L404" class="LineNr">404 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L405" class="LineNr">405 </span> 68/push 0x20/imm32 -<span id="L406" class="LineNr">406 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L407" class="LineNr">407 </span> <span class="subxS2Comment"># . . call</span> -<span id="L408" class="LineNr">408 </span> e8/call <a href='073next-token.subx.html#L341'>skip-chars-matching</a>/disp32 -<span id="L409" class="LineNr">409 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L410" class="LineNr">410 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L411" class="LineNr">411 </span> <span class="subxComment"># check-ints-equal(_test-stream->read, 2, msg)</span> -<span id="L412" class="LineNr">412 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L413" class="LineNr">413 </span> 68/push <span class="Constant">"F - test-skip-chars-matching"</span>/imm32 -<span id="L414" class="LineNr">414 </span> 68/push 2/imm32 -<span id="L415" class="LineNr">415 </span> <span class="subxS2Comment"># . . push *_test-stream->read</span> -<span id="L416" class="LineNr">416 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L417" class="LineNr">417 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L418" class="LineNr">418 </span> <span class="subxS2Comment"># . . call</span> -<span id="L419" class="LineNr">419 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L420" class="LineNr">420 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L421" class="LineNr">421 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L422" class="LineNr">422 </span> <span class="subxComment"># end</span> -<span id="L423" class="LineNr">423 </span> c3/return -<span id="L424" class="LineNr">424 </span> -<span id="L425" class="LineNr">425 </span><span class="subxTest">test-skip-chars-matching-none</span>: -<span id="L426" class="LineNr">426 </span> <span class="subxComment"># setup</span> -<span id="L427" class="LineNr">427 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L428" class="LineNr">428 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L429" class="LineNr">429 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L430" class="LineNr">430 </span> <span class="subxS2Comment"># . . call</span> -<span id="L431" class="LineNr">431 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L432" class="LineNr">432 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L433" class="LineNr">433 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L434" class="LineNr">434 </span> <span class="subxComment"># write(_test-stream, "ab")</span> -<span id="L435" class="LineNr">435 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L436" class="LineNr">436 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L437" class="LineNr">437 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L438" class="LineNr">438 </span> <span class="subxS2Comment"># . . call</span> -<span id="L439" class="LineNr">439 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L440" class="LineNr">440 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L441" class="LineNr">441 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L442" class="LineNr">442 </span> <span class="subxComment"># skip-chars-matching(_test-stream, 0x20/space)</span> -<span id="L443" class="LineNr">443 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L444" class="LineNr">444 </span> 68/push 0x20/imm32 -<span id="L445" class="LineNr">445 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L446" class="LineNr">446 </span> <span class="subxS2Comment"># . . call</span> -<span id="L447" class="LineNr">447 </span> e8/call <a href='073next-token.subx.html#L341'>skip-chars-matching</a>/disp32 -<span id="L448" class="LineNr">448 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L449" class="LineNr">449 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L450" class="LineNr">450 </span> <span class="subxComment"># check-ints-equal(_test-stream->read, 0, msg)</span> -<span id="L451" class="LineNr">451 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L452" class="LineNr">452 </span> 68/push <span class="Constant">"F - test-skip-chars-matching-none"</span>/imm32 -<span id="L453" class="LineNr">453 </span> 68/push 0/imm32 -<span id="L454" class="LineNr">454 </span> <span class="subxS2Comment"># . . push *_test-stream->read</span> -<span id="L455" class="LineNr">455 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L456" class="LineNr">456 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L457" class="LineNr">457 </span> <span class="subxS2Comment"># . . call</span> -<span id="L458" class="LineNr">458 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L459" class="LineNr">459 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L460" class="LineNr">460 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L461" class="LineNr">461 </span> <span class="subxComment"># end</span> -<span id="L462" class="LineNr">462 </span> c3/return -<span id="L463" class="LineNr">463 </span> -<span id="L464" class="LineNr">464 </span><span class="subxComment"># minor fork of 'skip-chars-matching'</span> -<span id="L465" class="LineNr">465 </span><span class="subxFunction">skip-chars-not-matching</span>: <span class="subxComment"># in : (address stream), delimiter : byte</span> -<span id="L466" class="LineNr">466 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L467" class="LineNr">467 </span> 55/push-EBP -<span id="L468" class="LineNr">468 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L469" class="LineNr">469 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L470" class="LineNr">470 </span> 50/push-EAX -<span id="L471" class="LineNr">471 </span> 51/push-ECX -<span id="L472" class="LineNr">472 </span> 52/push-EDX -<span id="L473" class="LineNr">473 </span> 53/push-EBX -<span id="L474" class="LineNr">474 </span> 56/push-ESI -<span id="L475" class="LineNr">475 </span> <span class="subxComment"># ESI = in</span> -<span id="L476" class="LineNr">476 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L477" class="LineNr">477 </span> <span class="subxComment"># ECX = in->read</span> -<span id="L478" class="LineNr">478 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L479" class="LineNr">479 </span> <span class="subxComment"># EBX = in->write</span> -<span id="L480" class="LineNr">480 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EBX</span> -<span id="L481" class="LineNr">481 </span> <span class="subxComment"># EDX = delimiter</span> -<span id="L482" class="LineNr">482 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L483" class="LineNr">483 </span><span class="Constant">$skip-chars-not-matching:loop</span>: -<span id="L484" class="LineNr">484 </span> <span class="subxComment"># if (in->read >= in->write) break</span> -<span id="L485" class="LineNr">485 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EBX</span> -<span id="L486" class="LineNr">486 </span> 7d/jump-if-greater-or-equal $skip-chars-not-matching:end/disp8 -<span id="L487" class="LineNr">487 </span> <span class="subxComment"># EAX = in->data[in->read]</span> -<span id="L488" class="LineNr">488 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L489" class="LineNr">489 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L490" class="LineNr">490 </span> <span class="subxComment"># if (EAX == delimiter) break</span> -<span id="L491" class="LineNr">491 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EDX</span> -<span id="L492" class="LineNr">492 </span> 74/jump-if-equal $skip-chars-not-matching:end/disp8 -<span id="L493" class="LineNr">493 </span> <span class="subxComment"># ++in->read</span> -<span id="L494" class="LineNr">494 </span> 41/increment-ECX -<span id="L495" class="LineNr">495 </span> eb/jump $skip-chars-not-matching:loop/disp8 -<span id="L496" class="LineNr">496 </span><span class="Constant">$skip-chars-not-matching:end</span>: -<span id="L497" class="LineNr">497 </span> <span class="subxComment"># persist in->read</span> -<span id="L498" class="LineNr">498 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+4)</span> -<span id="L499" class="LineNr">499 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L500" class="LineNr">500 </span> 5e/pop-to-ESI -<span id="L501" class="LineNr">501 </span> 5b/pop-to-EBX -<span id="L502" class="LineNr">502 </span> 5a/pop-to-EDX -<span id="L503" class="LineNr">503 </span> 59/pop-to-ECX -<span id="L504" class="LineNr">504 </span> 58/pop-to-EAX -<span id="L505" class="LineNr">505 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L506" class="LineNr">506 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L507" class="LineNr">507 </span> 5d/pop-to-EBP -<span id="L508" class="LineNr">508 </span> c3/return -<span id="L509" class="LineNr">509 </span> -<span id="L510" class="LineNr">510 </span><span class="subxTest">test-skip-chars-not-matching</span>: -<span id="L511" class="LineNr">511 </span> <span class="subxComment"># setup</span> -<span id="L512" class="LineNr">512 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L513" class="LineNr">513 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L514" class="LineNr">514 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L515" class="LineNr">515 </span> <span class="subxS2Comment"># . . call</span> -<span id="L516" class="LineNr">516 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L517" class="LineNr">517 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L518" class="LineNr">518 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L519" class="LineNr">519 </span> <span class="subxComment"># write(_test-stream, "ab ")</span> -<span id="L520" class="LineNr">520 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L521" class="LineNr">521 </span> 68/push <span class="Constant">"ab "</span>/imm32 -<span id="L522" class="LineNr">522 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L523" class="LineNr">523 </span> <span class="subxS2Comment"># . . call</span> -<span id="L524" class="LineNr">524 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L525" class="LineNr">525 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L526" class="LineNr">526 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L527" class="LineNr">527 </span> <span class="subxComment"># skip-chars-not-matching(_test-stream, 0x20/space)</span> -<span id="L528" class="LineNr">528 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L529" class="LineNr">529 </span> 68/push 0x20/imm32 -<span id="L530" class="LineNr">530 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L531" class="LineNr">531 </span> <span class="subxS2Comment"># . . call</span> -<span id="L532" class="LineNr">532 </span> e8/call <a href='073next-token.subx.html#L465'>skip-chars-not-matching</a>/disp32 -<span id="L533" class="LineNr">533 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L534" class="LineNr">534 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L535" class="LineNr">535 </span> <span class="subxComment"># check-ints-equal(_test-stream->read, 2, msg)</span> -<span id="L536" class="LineNr">536 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L537" class="LineNr">537 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching"</span>/imm32 -<span id="L538" class="LineNr">538 </span> 68/push 2/imm32 -<span id="L539" class="LineNr">539 </span> <span class="subxS2Comment"># . . push *_test-stream->read</span> -<span id="L540" class="LineNr">540 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L541" class="LineNr">541 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L542" class="LineNr">542 </span> <span class="subxS2Comment"># . . call</span> -<span id="L543" class="LineNr">543 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L544" class="LineNr">544 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L545" class="LineNr">545 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L546" class="LineNr">546 </span> <span class="subxComment"># end</span> -<span id="L547" class="LineNr">547 </span> c3/return -<span id="L548" class="LineNr">548 </span> -<span id="L549" class="LineNr">549 </span><span class="subxTest">test-skip-chars-not-matching-none</span>: -<span id="L550" class="LineNr">550 </span> <span class="subxComment"># setup</span> -<span id="L551" class="LineNr">551 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L552" class="LineNr">552 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L553" class="LineNr">553 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L554" class="LineNr">554 </span> <span class="subxS2Comment"># . . call</span> -<span id="L555" class="LineNr">555 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L556" class="LineNr">556 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L557" class="LineNr">557 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L558" class="LineNr">558 </span> <span class="subxComment"># write(_test-stream, " ab")</span> -<span id="L559" class="LineNr">559 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L560" class="LineNr">560 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L561" class="LineNr">561 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L562" class="LineNr">562 </span> <span class="subxS2Comment"># . . call</span> -<span id="L563" class="LineNr">563 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L564" class="LineNr">564 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L565" class="LineNr">565 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L566" class="LineNr">566 </span> <span class="subxComment"># skip-chars-not-matching(_test-stream, 0x20/space)</span> -<span id="L567" class="LineNr">567 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L568" class="LineNr">568 </span> 68/push 0x20/imm32 -<span id="L569" class="LineNr">569 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L570" class="LineNr">570 </span> <span class="subxS2Comment"># . . call</span> -<span id="L571" class="LineNr">571 </span> e8/call <a href='073next-token.subx.html#L465'>skip-chars-not-matching</a>/disp32 -<span id="L572" class="LineNr">572 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L573" class="LineNr">573 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L574" class="LineNr">574 </span> <span class="subxComment"># check-ints-equal(_test-stream->read, 0, msg)</span> -<span id="L575" class="LineNr">575 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L576" class="LineNr">576 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching-none"</span>/imm32 -<span id="L577" class="LineNr">577 </span> 68/push 0/imm32 -<span id="L578" class="LineNr">578 </span> <span class="subxS2Comment"># . . push *_test-stream->read</span> -<span id="L579" class="LineNr">579 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L580" class="LineNr">580 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L581" class="LineNr">581 </span> <span class="subxS2Comment"># . . call</span> -<span id="L582" class="LineNr">582 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L583" class="LineNr">583 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L584" class="LineNr">584 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L585" class="LineNr">585 </span> <span class="subxComment"># end</span> -<span id="L586" class="LineNr">586 </span> c3/return -<span id="L587" class="LineNr">587 </span> -<span id="L588" class="LineNr">588 </span><span class="subxTest">test-skip-chars-not-matching-all</span>: -<span id="L589" class="LineNr">589 </span> <span class="subxComment"># setup</span> -<span id="L590" class="LineNr">590 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L591" class="LineNr">591 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L592" class="LineNr">592 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L593" class="LineNr">593 </span> <span class="subxS2Comment"># . . call</span> -<span id="L594" class="LineNr">594 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L595" class="LineNr">595 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L596" class="LineNr">596 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L597" class="LineNr">597 </span> <span class="subxComment"># write(_test-stream, "ab")</span> -<span id="L598" class="LineNr">598 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L599" class="LineNr">599 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L600" class="LineNr">600 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L601" class="LineNr">601 </span> <span class="subxS2Comment"># . . call</span> -<span id="L602" class="LineNr">602 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L603" class="LineNr">603 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L604" class="LineNr">604 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L605" class="LineNr">605 </span> <span class="subxComment"># skip-chars-not-matching(_test-stream, 0x20/space)</span> -<span id="L606" class="LineNr">606 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L607" class="LineNr">607 </span> 68/push 0x20/imm32 -<span id="L608" class="LineNr">608 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L609" class="LineNr">609 </span> <span class="subxS2Comment"># . . call</span> -<span id="L610" class="LineNr">610 </span> e8/call <a href='073next-token.subx.html#L465'>skip-chars-not-matching</a>/disp32 -<span id="L611" class="LineNr">611 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L612" class="LineNr">612 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L613" class="LineNr">613 </span> <span class="subxComment"># check-ints-equal(_test-stream->read, 2, msg)</span> -<span id="L614" class="LineNr">614 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L615" class="LineNr">615 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching-all"</span>/imm32 -<span id="L616" class="LineNr">616 </span> 68/push 2/imm32 -<span id="L617" class="LineNr">617 </span> <span class="subxS2Comment"># . . push *_test-stream->read</span> -<span id="L618" class="LineNr">618 </span> b8/copy-to-EAX <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L619" class="LineNr">619 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L620" class="LineNr">620 </span> <span class="subxS2Comment"># . . call</span> -<span id="L621" class="LineNr">621 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L622" class="LineNr">622 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L623" class="LineNr">623 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L624" class="LineNr">624 </span> <span class="subxComment"># end</span> -<span id="L625" class="LineNr">625 </span> c3/return -<span id="L626" class="LineNr">626 </span> -<span id="L627" class="LineNr">627 </span><span class="subxFunction">skip-chars-not-matching-whitespace</span>: <span class="subxComment"># in : (address stream)</span> -<span id="L628" class="LineNr">628 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L629" class="LineNr">629 </span> 55/push-EBP -<span id="L630" class="LineNr">630 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L631" class="LineNr">631 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L632" class="LineNr">632 </span> 50/push-EAX -<span id="L633" class="LineNr">633 </span> 51/push-ECX -<span id="L634" class="LineNr">634 </span> 53/push-EBX -<span id="L635" class="LineNr">635 </span> 56/push-ESI -<span id="L636" class="LineNr">636 </span> <span class="subxComment"># ESI = in</span> -<span id="L637" class="LineNr">637 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L638" class="LineNr">638 </span> <span class="subxComment"># ECX = in->read</span> -<span id="L639" class="LineNr">639 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L640" class="LineNr">640 </span> <span class="subxComment"># EBX = in->write</span> -<span id="L641" class="LineNr">641 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EBX</span> -<span id="L642" class="LineNr">642 </span><span class="Constant">$skip-chars-not-matching-whitespace:loop</span>: -<span id="L643" class="LineNr">643 </span> <span class="subxComment"># if (in->read >= in->write) break</span> -<span id="L644" class="LineNr">644 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EBX</span> -<span id="L645" class="LineNr">645 </span> 7d/jump-if-greater-or-equal $skip-chars-not-matching-whitespace:end/disp8 -<span id="L646" class="LineNr">646 </span> <span class="subxComment"># EAX = in->data[in->read]</span> -<span id="L647" class="LineNr">647 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L648" class="LineNr">648 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L649" class="LineNr">649 </span> <span class="subxComment"># if (EAX == ' ') break</span> -<span id="L650" class="LineNr">650 </span> 3d/compare-EAX-and 0x20/imm32/space -<span id="L651" class="LineNr">651 </span> 74/jump-if-equal $skip-chars-not-matching-whitespace:end/disp8 -<span id="L652" class="LineNr">652 </span> <span class="subxComment"># if (EAX == '\n') break</span> -<span id="L653" class="LineNr">653 </span> 3d/compare-EAX-and 0x0a/imm32/newline -<span id="L654" class="LineNr">654 </span> 74/jump-if-equal $skip-chars-not-matching-whitespace:end/disp8 -<span id="L655" class="LineNr">655 </span> <span class="subxComment"># if (EAX == '\t') break</span> -<span id="L656" class="LineNr">656 </span> 3d/compare-EAX-and 0x09/imm32/tab -<span id="L657" class="LineNr">657 </span> 74/jump-if-equal $skip-chars-not-matching-whitespace:end/disp8 -<span id="L658" class="LineNr">658 </span> <span class="subxComment"># if (EAX == '\r') break</span> -<span id="L659" class="LineNr">659 </span> 3d/compare-EAX-and 0x0d/imm32/cr -<span id="L660" class="LineNr">660 </span> 74/jump-if-equal $skip-chars-not-matching-whitespace:end/disp8 -<span id="L661" class="LineNr">661 </span> <span class="subxComment"># ++in->read</span> -<span id="L662" class="LineNr">662 </span> 41/increment-ECX -<span id="L663" class="LineNr">663 </span> eb/jump $skip-chars-not-matching-whitespace:loop/disp8 -<span id="L664" class="LineNr">664 </span><span class="Constant">$skip-chars-not-matching-whitespace:end</span>: -<span id="L665" class="LineNr">665 </span> <span class="subxComment"># persist in->read</span> -<span id="L666" class="LineNr">666 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+4)</span> -<span id="L667" class="LineNr">667 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L668" class="LineNr">668 </span> 5e/pop-to-ESI -<span id="L669" class="LineNr">669 </span> 5b/pop-to-EBX -<span id="L670" class="LineNr">670 </span> 59/pop-to-ECX -<span id="L671" class="LineNr">671 </span> 58/pop-to-EAX -<span id="L672" class="LineNr">672 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L673" class="LineNr">673 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L674" class="LineNr">674 </span> 5d/pop-to-EBP -<span id="L675" class="LineNr">675 </span> c3/return -<span id="L676" class="LineNr">676 </span> -<span id="L677" class="LineNr">677 </span><span class="subxFunction">skip-chars-matching-in-slice</span>: <span class="subxComment"># curr : (address byte), end : (address byte), delimiter : byte -> curr/EAX</span> -<span id="L678" class="LineNr">678 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L679" class="LineNr">679 </span> 55/push-EBP -<span id="L680" class="LineNr">680 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L681" class="LineNr">681 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L682" class="LineNr">682 </span> 51/push-ECX -<span id="L683" class="LineNr">683 </span> 52/push-EDX -<span id="L684" class="LineNr">684 </span> 53/push-EBX -<span id="L685" class="LineNr">685 </span> <span class="subxComment"># EAX = curr</span> -<span id="L686" class="LineNr">686 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L687" class="LineNr">687 </span> <span class="subxComment"># ECX = end</span> -<span id="L688" class="LineNr">688 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L689" class="LineNr">689 </span> <span class="subxComment"># EDX = delimiter</span> -<span id="L690" class="LineNr">690 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDX</span> -<span id="L691" class="LineNr">691 </span> <span class="subxComment"># EBX = 0</span> -<span id="L692" class="LineNr">692 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L693" class="LineNr">693 </span><span class="Constant">$skip-chars-matching-in-slice:loop</span>: -<span id="L694" class="LineNr">694 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L695" class="LineNr">695 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L696" class="LineNr">696 </span> 73/jump-if-greater-or-equal-unsigned $skip-chars-matching-in-slice:end/disp8 -<span id="L697" class="LineNr">697 </span> <span class="subxComment"># if (*curr != delimiter) break</span> -<span id="L698" class="LineNr">698 </span> 8a/copy-byte 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EAX to BL</span> -<span id="L699" class="LineNr">699 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EBX and EDX</span> -<span id="L700" class="LineNr">700 </span> 75/jump-if-not-equal $skip-chars-matching-in-slice:end/disp8 -<span id="L701" class="LineNr">701 </span> <span class="subxComment"># ++curr</span> -<span id="L702" class="LineNr">702 </span> 40/increment-EAX -<span id="L703" class="LineNr">703 </span> eb/jump $skip-chars-matching-in-slice:loop/disp8 -<span id="L704" class="LineNr">704 </span><span class="Constant">$skip-chars-matching-in-slice:end</span>: -<span id="L705" class="LineNr">705 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L706" class="LineNr">706 </span> 5b/pop-to-EBX -<span id="L707" class="LineNr">707 </span> 5a/pop-to-EDX -<span id="L708" class="LineNr">708 </span> 59/pop-to-ECX -<span id="L709" class="LineNr">709 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L710" class="LineNr">710 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L711" class="LineNr">711 </span> 5d/pop-to-EBP -<span id="L712" class="LineNr">712 </span> c3/return -<span id="L713" class="LineNr">713 </span> -<span id="L714" class="LineNr">714 </span><span class="subxTest">test-skip-chars-matching-in-slice</span>: -<span id="L715" class="LineNr">715 </span> <span class="subxComment"># (EAX..ECX) = " ab"</span> -<span id="L716" class="LineNr">716 </span> b8/copy-to-EAX <span class="Constant">" ab"</span>/imm32 -<span id="L717" class="LineNr">717 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L718" class="LineNr">718 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L719" class="LineNr">719 </span> 05/add-to-EAX 4/imm32 -<span id="L720" class="LineNr">720 </span> <span class="subxComment"># EAX = skip-chars-matching-in-slice(EAX, ECX, 0x20/space)</span> -<span id="L721" class="LineNr">721 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L722" class="LineNr">722 </span> 68/push 0x20/imm32/space -<span id="L723" class="LineNr">723 </span> 51/push-ECX -<span id="L724" class="LineNr">724 </span> 50/push-EAX -<span id="L725" class="LineNr">725 </span> <span class="subxS2Comment"># . . call</span> -<span id="L726" class="LineNr">726 </span> e8/call <a href='073next-token.subx.html#L677'>skip-chars-matching-in-slice</a>/disp32 -<span id="L727" class="LineNr">727 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L728" class="LineNr">728 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L729" class="LineNr">729 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 2, msg)</span> -<span id="L730" class="LineNr">730 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L731" class="LineNr">731 </span> 68/push <span class="Constant">"F - test-skip-chars-matching-in-slice"</span>/imm32 -<span id="L732" class="LineNr">732 </span> 68/push 2/imm32 -<span id="L733" class="LineNr">733 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L734" class="LineNr">734 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L735" class="LineNr">735 </span> 51/push-ECX -<span id="L736" class="LineNr">736 </span> <span class="subxS2Comment"># . . call</span> -<span id="L737" class="LineNr">737 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L738" class="LineNr">738 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L739" class="LineNr">739 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L740" class="LineNr">740 </span> <span class="subxComment"># end</span> -<span id="L741" class="LineNr">741 </span> c3/return -<span id="L742" class="LineNr">742 </span> -<span id="L743" class="LineNr">743 </span><span class="subxTest">test-skip-chars-matching-in-slice-none</span>: -<span id="L744" class="LineNr">744 </span> <span class="subxComment"># (EAX..ECX) = "ab"</span> -<span id="L745" class="LineNr">745 </span> b8/copy-to-EAX <span class="Constant">"ab"</span>/imm32 -<span id="L746" class="LineNr">746 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L747" class="LineNr">747 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L748" class="LineNr">748 </span> 05/add-to-EAX 4/imm32 -<span id="L749" class="LineNr">749 </span> <span class="subxComment"># EAX = skip-chars-matching-in-slice(EAX, ECX, 0x20/space)</span> -<span id="L750" class="LineNr">750 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L751" class="LineNr">751 </span> 68/push 0x20/imm32/space -<span id="L752" class="LineNr">752 </span> 51/push-ECX -<span id="L753" class="LineNr">753 </span> 50/push-EAX -<span id="L754" class="LineNr">754 </span> <span class="subxS2Comment"># . . call</span> -<span id="L755" class="LineNr">755 </span> e8/call <a href='073next-token.subx.html#L677'>skip-chars-matching-in-slice</a>/disp32 -<span id="L756" class="LineNr">756 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L757" class="LineNr">757 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L758" class="LineNr">758 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 2, msg)</span> -<span id="L759" class="LineNr">759 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L760" class="LineNr">760 </span> 68/push <span class="Constant">"F - test-skip-chars-matching-in-slice-none"</span>/imm32 -<span id="L761" class="LineNr">761 </span> 68/push 2/imm32 -<span id="L762" class="LineNr">762 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L763" class="LineNr">763 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L764" class="LineNr">764 </span> 51/push-ECX -<span id="L765" class="LineNr">765 </span> <span class="subxS2Comment"># . . call</span> -<span id="L766" class="LineNr">766 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L767" class="LineNr">767 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L768" class="LineNr">768 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L769" class="LineNr">769 </span> <span class="subxComment"># end</span> -<span id="L770" class="LineNr">770 </span> c3/return -<span id="L771" class="LineNr">771 </span> -<span id="L772" class="LineNr">772 </span><span class="subxComment"># minor fork of 'skip-chars-matching-in-slice'</span> -<span id="L773" class="LineNr">773 </span><span class="subxFunction">skip-chars-not-matching-in-slice</span>: <span class="subxComment"># curr : (address byte), end : (address byte), delimiter : byte -> curr/EAX</span> -<span id="L774" class="LineNr">774 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L775" class="LineNr">775 </span> 55/push-EBP -<span id="L776" class="LineNr">776 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L777" class="LineNr">777 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L778" class="LineNr">778 </span> 51/push-ECX -<span id="L779" class="LineNr">779 </span> 52/push-EDX -<span id="L780" class="LineNr">780 </span> 53/push-EBX -<span id="L781" class="LineNr">781 </span> <span class="subxComment"># EAX = curr</span> -<span id="L782" class="LineNr">782 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L783" class="LineNr">783 </span> <span class="subxComment"># ECX = end</span> -<span id="L784" class="LineNr">784 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L785" class="LineNr">785 </span> <span class="subxComment"># EDX = delimiter</span> -<span id="L786" class="LineNr">786 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDX</span> -<span id="L787" class="LineNr">787 </span> <span class="subxComment"># EBX = 0</span> -<span id="L788" class="LineNr">788 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L789" class="LineNr">789 </span><span class="Constant">$skip-chars-not-matching-in-slice:loop</span>: -<span id="L790" class="LineNr">790 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L791" class="LineNr">791 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L792" class="LineNr">792 </span> 73/jump-if-greater-or-equal-unsigned $skip-chars-not-matching-in-slice:end/disp8 -<span id="L793" class="LineNr">793 </span> <span class="subxComment"># if (*curr == delimiter) break</span> -<span id="L794" class="LineNr">794 </span> 8a/copy-byte 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EAX to BL</span> -<span id="L795" class="LineNr">795 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EBX and EDX</span> -<span id="L796" class="LineNr">796 </span> 74/jump-if-equal $skip-chars-not-matching-in-slice:end/disp8 -<span id="L797" class="LineNr">797 </span> <span class="subxComment"># ++curr</span> -<span id="L798" class="LineNr">798 </span> 40/increment-EAX -<span id="L799" class="LineNr">799 </span> eb/jump $skip-chars-not-matching-in-slice:loop/disp8 -<span id="L800" class="LineNr">800 </span><span class="Constant">$skip-chars-not-matching-in-slice:end</span>: -<span id="L801" class="LineNr">801 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L802" class="LineNr">802 </span> 5b/pop-to-EBX -<span id="L803" class="LineNr">803 </span> 5a/pop-to-EDX -<span id="L804" class="LineNr">804 </span> 59/pop-to-ECX -<span id="L805" class="LineNr">805 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L806" class="LineNr">806 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L807" class="LineNr">807 </span> 5d/pop-to-EBP -<span id="L808" class="LineNr">808 </span> c3/return -<span id="L809" class="LineNr">809 </span> -<span id="L810" class="LineNr">810 </span><span class="subxTest">test-skip-chars-not-matching-in-slice</span>: -<span id="L811" class="LineNr">811 </span> <span class="subxComment"># (EAX..ECX) = "ab "</span> -<span id="L812" class="LineNr">812 </span> b8/copy-to-EAX <span class="Constant">"ab "</span>/imm32 -<span id="L813" class="LineNr">813 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L814" class="LineNr">814 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L815" class="LineNr">815 </span> 05/add-to-EAX 4/imm32 -<span id="L816" class="LineNr">816 </span> <span class="subxComment"># EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)</span> -<span id="L817" class="LineNr">817 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L818" class="LineNr">818 </span> 68/push 0x20/imm32/space -<span id="L819" class="LineNr">819 </span> 51/push-ECX -<span id="L820" class="LineNr">820 </span> 50/push-EAX -<span id="L821" class="LineNr">821 </span> <span class="subxS2Comment"># . . call</span> -<span id="L822" class="LineNr">822 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L823" class="LineNr">823 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L824" class="LineNr">824 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L825" class="LineNr">825 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 1, msg)</span> -<span id="L826" class="LineNr">826 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L827" class="LineNr">827 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching-in-slice"</span>/imm32 -<span id="L828" class="LineNr">828 </span> 68/push 1/imm32 -<span id="L829" class="LineNr">829 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L830" class="LineNr">830 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L831" class="LineNr">831 </span> 51/push-ECX -<span id="L832" class="LineNr">832 </span> <span class="subxS2Comment"># . . call</span> -<span id="L833" class="LineNr">833 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L834" class="LineNr">834 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L835" class="LineNr">835 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L836" class="LineNr">836 </span> <span class="subxComment"># end</span> -<span id="L837" class="LineNr">837 </span> c3/return -<span id="L838" class="LineNr">838 </span> -<span id="L839" class="LineNr">839 </span><span class="subxTest">test-skip-chars-not-matching-in-slice-none</span>: -<span id="L840" class="LineNr">840 </span> <span class="subxComment"># (EAX..ECX) = " ab"</span> -<span id="L841" class="LineNr">841 </span> b8/copy-to-EAX <span class="Constant">" ab"</span>/imm32 -<span id="L842" class="LineNr">842 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L843" class="LineNr">843 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L844" class="LineNr">844 </span> 05/add-to-EAX 4/imm32 -<span id="L845" class="LineNr">845 </span> <span class="subxComment"># EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)</span> -<span id="L846" class="LineNr">846 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L847" class="LineNr">847 </span> 68/push 0x20/imm32/space -<span id="L848" class="LineNr">848 </span> 51/push-ECX -<span id="L849" class="LineNr">849 </span> 50/push-EAX -<span id="L850" class="LineNr">850 </span> <span class="subxS2Comment"># . . call</span> -<span id="L851" class="LineNr">851 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L852" class="LineNr">852 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L853" class="LineNr">853 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L854" class="LineNr">854 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 3, msg)</span> -<span id="L855" class="LineNr">855 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L856" class="LineNr">856 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching-in-slice-none"</span>/imm32 -<span id="L857" class="LineNr">857 </span> 68/push 3/imm32 -<span id="L858" class="LineNr">858 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L859" class="LineNr">859 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L860" class="LineNr">860 </span> 51/push-ECX -<span id="L861" class="LineNr">861 </span> <span class="subxS2Comment"># . . call</span> -<span id="L862" class="LineNr">862 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L863" class="LineNr">863 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L864" class="LineNr">864 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L865" class="LineNr">865 </span> <span class="subxComment"># end</span> -<span id="L866" class="LineNr">866 </span> c3/return -<span id="L867" class="LineNr">867 </span> -<span id="L868" class="LineNr">868 </span><span class="subxTest">test-skip-chars-not-matching-in-slice-all</span>: -<span id="L869" class="LineNr">869 </span> <span class="subxComment"># (EAX..ECX) = "ab"</span> -<span id="L870" class="LineNr">870 </span> b8/copy-to-EAX <span class="Constant">"ab"</span>/imm32 -<span id="L871" class="LineNr">871 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L872" class="LineNr">872 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L873" class="LineNr">873 </span> 05/add-to-EAX 4/imm32 -<span id="L874" class="LineNr">874 </span> <span class="subxComment"># EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)</span> -<span id="L875" class="LineNr">875 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L876" class="LineNr">876 </span> 68/push 0x20/imm32/space -<span id="L877" class="LineNr">877 </span> 51/push-ECX -<span id="L878" class="LineNr">878 </span> 50/push-EAX -<span id="L879" class="LineNr">879 </span> <span class="subxS2Comment"># . . call</span> -<span id="L880" class="LineNr">880 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L881" class="LineNr">881 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L882" class="LineNr">882 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L883" class="LineNr">883 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 0, msg)</span> -<span id="L884" class="LineNr">884 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L885" class="LineNr">885 </span> 68/push <span class="Constant">"F - test-skip-chars-not-matching-in-slice-all"</span>/imm32 -<span id="L886" class="LineNr">886 </span> 68/push 0/imm32 -<span id="L887" class="LineNr">887 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L888" class="LineNr">888 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L889" class="LineNr">889 </span> 51/push-ECX -<span id="L890" class="LineNr">890 </span> <span class="subxS2Comment"># . . call</span> -<span id="L891" class="LineNr">891 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L892" class="LineNr">892 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L893" class="LineNr">893 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L894" class="LineNr">894 </span> <span class="subxComment"># end</span> -<span id="L895" class="LineNr">895 </span> c3/return -<span id="L896" class="LineNr">896 </span> -<span id="L897" class="LineNr">897 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/074print-int-decimal.subx.html b/html/subx/074print-int-decimal.subx.html deleted file mode 100644 index f84532a3..00000000 --- a/html/subx/074print-int-decimal.subx.html +++ /dev/null @@ -1,347 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/074print-int-decimal.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/074print-int-decimal.subx'>https://github.com/akkartik/mu/blob/master/subx/074print-int-decimal.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Helper to print an int32 in decimal.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">print-int32-decimal</span>: <span class="subxComment"># out : (address stream), n : int32</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># works by generating characters from lowest to highest and pushing them</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># to the stack, before popping them one by one into the stream</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment">#</span> -<span id="L12" class="LineNr"> 12 </span> <span class="subxComment"># pseudocode:</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># push sentinel</span> -<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># EAX = abs(n)</span> -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># while true</span> -<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># sign-extend EAX into EDX</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># EAX, EDX = EAX/10, EAX%10</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># EDX += '0'</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># push EDX</span> -<span id="L20" class="LineNr"> 20 </span> <span class="subxComment"># if (EAX == 0) break</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># if n < 0</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># push '-'</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># w = out->write</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># curr = &out->data[out->write]</span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxComment"># max = &out->data[out->length]</span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># while true</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># pop into EAX</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment"># if (EAX == sentinel) break</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L30" class="LineNr"> 30 </span> <span class="subxComment"># *curr = AL</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># ++curr</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># ++w</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># out->write = w</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># (based on K&R itoa: <a href="https://en.wikibooks.org/wiki/C_Programming/stdlib.h/itoa)">https://en.wikibooks.org/wiki/C_Programming/stdlib.h/itoa)</a></span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># (this pseudocode contains registers because operations like division</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># require specific registers in x86)</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment">#</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L39" class="LineNr"> 39 </span> 55/push-EBP -<span id="L40" class="LineNr"> 40 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L42" class="LineNr"> 42 </span> 50/push-EAX -<span id="L43" class="LineNr"> 43 </span> 51/push-ECX -<span id="L44" class="LineNr"> 44 </span> 52/push-EDX -<span id="L45" class="LineNr"> 45 </span> 53/push-EBX -<span id="L46" class="LineNr"> 46 </span> 57/push-EDI -<span id="L47" class="LineNr"> 47 </span> <span class="subxComment"># ten/ECX = 10</span> -<span id="L48" class="LineNr"> 48 </span> b9/copy-to-ECX 0xa/imm32 -<span id="L49" class="LineNr"> 49 </span> <span class="subxComment"># push sentinel</span> -<span id="L50" class="LineNr"> 50 </span> 68/push 0/imm32/sentinel -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># EAX = abs(n)</span> -<span id="L52" class="LineNr"> 52 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L53" class="LineNr"> 53 </span> 3d/compare-EAX-with 0/imm32 -<span id="L54" class="LineNr"> 54 </span> 7d/jump-if-greater-or-equal $print-int32-decimal:read-loop/disp8 -<span id="L55" class="LineNr"> 55 </span><span class="Constant">$print-int32-decimal:negative</span>: -<span id="L56" class="LineNr"> 56 </span> f7 3/subop/negate 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># negate EAX</span> -<span id="L57" class="LineNr"> 57 </span><span class="Constant">$print-int32-decimal:read-loop</span>: -<span id="L58" class="LineNr"> 58 </span> <span class="subxComment"># EAX, EDX = EAX / 10, EAX % 10</span> -<span id="L59" class="LineNr"> 59 </span> 99/sign-extend-EAX-into-EDX -<span id="L60" class="LineNr"> 60 </span> f7 7/subop/idiv 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># divide EDX:EAX by ECX, storing quotient in EAX and remainder in EDX</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># EDX += '0'</span> -<span id="L62" class="LineNr"> 62 </span> 81 0/subop/add 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x30/imm32 <span class="subxComment"># add to EDX</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># push EDX</span> -<span id="L64" class="LineNr"> 64 </span> 52/push-EDX -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># if (EAX == 0) break</span> -<span id="L66" class="LineNr"> 66 </span> 3d/compare-EAX-and 0/imm32 -<span id="L67" class="LineNr"> 67 </span> 7f/jump-if-greater $print-int32-decimal:read-loop/disp8 -<span id="L68" class="LineNr"> 68 </span><span class="Constant">$print-int32-decimal:read-break</span>: -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># if (n < 0) push('-')</span> -<span id="L70" class="LineNr"> 70 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 0/imm32 <span class="subxComment"># compare *(EBP+12)</span> -<span id="L71" class="LineNr"> 71 </span> 7d/jump-if-greater-or-equal $print-int32-decimal:<a href='057write.subx.html#L24'>write</a>/disp8 -<span id="L72" class="LineNr"> 72 </span><span class="Constant">$print-int32-decimal:push-negative</span>: -<span id="L73" class="LineNr"> 73 </span> 68/push 0x2d/imm32/- -<span id="L74" class="LineNr"> 74 </span><span class="Constant">$print-int32-decimal:<a href='057write.subx.html#L24'>write</a></span>: -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># EDI = out</span> -<span id="L76" class="LineNr"> 76 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># w/EDX = out->write</span> -<span id="L78" class="LineNr"> 78 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EDX</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># curr/ECX = &out->data[out->write]</span> -<span id="L80" class="LineNr"> 80 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX+EDX+12 to ECX</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># max/EBX = &out->data[out->length]</span> -<span id="L82" class="LineNr"> 82 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EBX</span> -<span id="L83" class="LineNr"> 83 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 3/index/EBX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+EBX+12 to EBX</span> -<span id="L84" class="LineNr"> 84 </span><span class="Constant">$print-int32-decimal:write-loop</span>: -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># pop into EAX</span> -<span id="L86" class="LineNr"> 86 </span> 58/pop-to-EAX -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># if (EAX == sentinel) break</span> -<span id="L88" class="LineNr"> 88 </span> 3d/compare-EAX-and 0/imm32/sentinel -<span id="L89" class="LineNr"> 89 </span> 74/jump-if-equal $print-int32-decimal:write-break/disp8 -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L91" class="LineNr"> 91 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EBX</span> -<span id="L92" class="LineNr"> 92 </span> 73/jump-if-greater-or-equal-unsigned $print-int32-decimal:abort/disp8 -<span id="L93" class="LineNr"> 93 </span><span class="Constant">$print-int32-decimal:write-char</span>: -<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># *curr = AL</span> -<span id="L95" class="LineNr"> 95 </span> 88/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy AL to byte at *ECX</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># ++curr</span> -<span id="L97" class="LineNr"> 97 </span> 41/increment-ECX -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># ++w</span> -<span id="L99" class="LineNr"> 99 </span> 42/increment-EDX -<span id="L100" class="LineNr">100 </span> eb/jump $print-int32-decimal:write-loop/disp8 -<span id="L101" class="LineNr">101 </span><span class="Constant">$print-int32-decimal:write-break</span>: -<span id="L102" class="LineNr">102 </span> <span class="subxComment"># out->write = w</span> -<span id="L103" class="LineNr">103 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *EDI</span> -<span id="L104" class="LineNr">104 </span><span class="Constant">$print-int32-decimal:end</span>: -<span id="L105" class="LineNr">105 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L106" class="LineNr">106 </span> 5f/pop-to-EDI -<span id="L107" class="LineNr">107 </span> 5b/pop-to-EBX -<span id="L108" class="LineNr">108 </span> 5a/pop-to-EDX -<span id="L109" class="LineNr">109 </span> 59/pop-to-ECX -<span id="L110" class="LineNr">110 </span> 58/pop-to-EAX -<span id="L111" class="LineNr">111 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L112" class="LineNr">112 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L113" class="LineNr">113 </span> 5d/pop-to-EBP -<span id="L114" class="LineNr">114 </span> c3/return -<span id="L115" class="LineNr">115 </span> -<span id="L116" class="LineNr">116 </span><span class="Constant">$print-int32-decimal:abort</span>: -<span id="L117" class="LineNr">117 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L119" class="LineNr">119 </span> 68/push <span class="Constant">"print-int32-decimal: out of space\n"</span>/imm32 -<span id="L120" class="LineNr">120 </span> 68/push 2/imm32/stderr -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L126" class="LineNr">126 </span> bb/copy-to-EBX 1/imm32 -<span id="L127" class="LineNr">127 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L128" class="LineNr">128 </span> cd/syscall 0x80/imm8 -<span id="L129" class="LineNr">129 </span> <span class="subxComment"># never gets here</span> -<span id="L130" class="LineNr">130 </span> -<span id="L131" class="LineNr">131 </span><span class="subxTest">test-print-int32-decimal</span>: -<span id="L132" class="LineNr">132 </span> <span class="subxH1Comment"># - check that a single-digit number converts correctly</span> -<span id="L133" class="LineNr">133 </span> <span class="subxComment"># setup</span> -<span id="L134" class="LineNr">134 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L136" class="LineNr">136 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L137" class="LineNr">137 </span> <span class="subxS2Comment"># . . call</span> -<span id="L138" class="LineNr">138 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L140" class="LineNr">140 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L141" class="LineNr">141 </span> <span class="subxComment"># print-int32-decimal(_test-stream, 9)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L143" class="LineNr">143 </span> 68/push 9/imm32 -<span id="L144" class="LineNr">144 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . call</span> -<span id="L146" class="LineNr">146 </span> e8/call <a href='074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L148" class="LineNr">148 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L149" class="LineNr">149 </span> <span class="subxComment"># check-stream-equal(_test-stream, "9", msg)</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L151" class="LineNr">151 </span> 68/push <span class="Constant">"F - test-print-int32-decimal"</span>/imm32 -<span id="L152" class="LineNr">152 </span> 68/push <span class="Constant">"9"</span>/imm32 -<span id="L153" class="LineNr">153 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . call</span> -<span id="L155" class="LineNr">155 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L157" class="LineNr">157 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L158" class="LineNr">158 </span> <span class="subxS1Comment"># . end</span> -<span id="L159" class="LineNr">159 </span> c3/return -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="subxTest">test-print-int32-decimal-zero</span>: -<span id="L162" class="LineNr">162 </span> <span class="subxH1Comment"># - check that 0 converts correctly</span> -<span id="L163" class="LineNr">163 </span> <span class="subxComment"># setup</span> -<span id="L164" class="LineNr">164 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L166" class="LineNr">166 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L168" class="LineNr">168 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L170" class="LineNr">170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L171" class="LineNr">171 </span> <span class="subxComment"># print-int32-decimal(_test-stream, 0)</span> -<span id="L172" class="LineNr">172 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L173" class="LineNr">173 </span> 68/push 0/imm32 -<span id="L174" class="LineNr">174 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L175" class="LineNr">175 </span> <span class="subxS2Comment"># . . call</span> -<span id="L176" class="LineNr">176 </span> e8/call <a href='074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L177" class="LineNr">177 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L178" class="LineNr">178 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L179" class="LineNr">179 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0", msg)</span> -<span id="L180" class="LineNr">180 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L181" class="LineNr">181 </span> 68/push <span class="Constant">"F - test-print-int32-decimal-zero"</span>/imm32 -<span id="L182" class="LineNr">182 </span> 68/push <span class="Constant">"0"</span>/imm32 -<span id="L183" class="LineNr">183 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L184" class="LineNr">184 </span> <span class="subxS2Comment"># . . call</span> -<span id="L185" class="LineNr">185 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L187" class="LineNr">187 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L188" class="LineNr">188 </span> <span class="subxS1Comment"># . end</span> -<span id="L189" class="LineNr">189 </span> c3/return -<span id="L190" class="LineNr">190 </span> -<span id="L191" class="LineNr">191 </span><span class="subxTest">test-print-int32-decimal-multiple-digits</span>: -<span id="L192" class="LineNr">192 </span> <span class="subxH1Comment"># - check that a multi-digit number converts correctly</span> -<span id="L193" class="LineNr">193 </span> <span class="subxComment"># setup</span> -<span id="L194" class="LineNr">194 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L196" class="LineNr">196 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L198" class="LineNr">198 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L199" class="LineNr">199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L200" class="LineNr">200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L201" class="LineNr">201 </span> <span class="subxComment"># print-int32-decimal(_test-stream, 10)</span> -<span id="L202" class="LineNr">202 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L203" class="LineNr">203 </span> 68/push 0xa/imm32 -<span id="L204" class="LineNr">204 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . call</span> -<span id="L206" class="LineNr">206 </span> e8/call <a href='074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L207" class="LineNr">207 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L208" class="LineNr">208 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L209" class="LineNr">209 </span> <span class="subxComment"># check-stream-equal(_test-stream, "10", msg)</span> -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L211" class="LineNr">211 </span> 68/push <span class="Constant">"F - test-print-int32-decimal-multiple-digits"</span>/imm32 -<span id="L212" class="LineNr">212 </span> 68/push <span class="Constant">"10"</span>/imm32 -<span id="L213" class="LineNr">213 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L214" class="LineNr">214 </span> <span class="subxS2Comment"># . . call</span> -<span id="L215" class="LineNr">215 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L216" class="LineNr">216 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L217" class="LineNr">217 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L218" class="LineNr">218 </span> <span class="subxS1Comment"># . end</span> -<span id="L219" class="LineNr">219 </span> c3/return -<span id="L220" class="LineNr">220 </span> -<span id="L221" class="LineNr">221 </span><span class="subxTest">test-print-int32-decimal-negative</span>: -<span id="L222" class="LineNr">222 </span> <span class="subxH1Comment"># - check that a negative single-digit number converts correctly</span> -<span id="L223" class="LineNr">223 </span> <span class="subxComment"># setup</span> -<span id="L224" class="LineNr">224 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L225" class="LineNr">225 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L226" class="LineNr">226 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L227" class="LineNr">227 </span> <span class="subxS2Comment"># . . call</span> -<span id="L228" class="LineNr">228 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L230" class="LineNr">230 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># print-int32-decimal(_test-stream, -9)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L233" class="LineNr">233 </span> 68/push -9/imm32 -<span id="L234" class="LineNr">234 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L235" class="LineNr">235 </span> <span class="subxS2Comment"># . . call</span> -<span id="L236" class="LineNr">236 </span> e8/call <a href='074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L237" class="LineNr">237 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L238" class="LineNr">238 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L239" class="Folded">239 </span><span class="Folded">+-- 26 lines: #? # dump _test-stream ---------------------------------------------------------------------------------------------------------------------</span> -<span id="L265" class="LineNr">265 </span> <span class="subxComment"># check-stream-equal(_test-stream, "-9", msg)</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L267" class="LineNr">267 </span> 68/push <span class="Constant">"F - test-print-int32-decimal-negative"</span>/imm32 -<span id="L268" class="LineNr">268 </span> 68/push <span class="Constant">"-9"</span>/imm32 -<span id="L269" class="LineNr">269 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L270" class="LineNr">270 </span> <span class="subxS2Comment"># . . call</span> -<span id="L271" class="LineNr">271 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L272" class="LineNr">272 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L273" class="LineNr">273 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L274" class="LineNr">274 </span> <span class="subxS1Comment"># . end</span> -<span id="L275" class="LineNr">275 </span> c3/return -<span id="L276" class="LineNr">276 </span> -<span id="L277" class="LineNr">277 </span><span class="subxTest">test-print-int32-decimal-negative-multiple-digits</span>: -<span id="L278" class="LineNr">278 </span> <span class="subxH1Comment"># - check that a multi-digit number converts correctly</span> -<span id="L279" class="LineNr">279 </span> <span class="subxComment"># setup</span> -<span id="L280" class="LineNr">280 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L281" class="LineNr">281 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L282" class="LineNr">282 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L283" class="LineNr">283 </span> <span class="subxS2Comment"># . . call</span> -<span id="L284" class="LineNr">284 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L285" class="LineNr">285 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L286" class="LineNr">286 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L287" class="LineNr">287 </span> <span class="subxComment"># print-int32-decimal(_test-stream, -10)</span> -<span id="L288" class="LineNr">288 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L289" class="LineNr">289 </span> 68/push -0xa/imm32 -<span id="L290" class="LineNr">290 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L291" class="LineNr">291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L292" class="LineNr">292 </span> e8/call <a href='074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L294" class="LineNr">294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># check-stream-equal(_test-stream, "-10", msg)</span> -<span id="L296" class="LineNr">296 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L297" class="LineNr">297 </span> 68/push <span class="Constant">"F - test-print-int32-decimal-negative-multiple-digits"</span>/imm32 -<span id="L298" class="LineNr">298 </span> 68/push <span class="Constant">"-10"</span>/imm32 -<span id="L299" class="LineNr">299 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L300" class="LineNr">300 </span> <span class="subxS2Comment"># . . call</span> -<span id="L301" class="LineNr">301 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L302" class="LineNr">302 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L303" class="LineNr">303 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L304" class="LineNr">304 </span> <span class="subxS1Comment"># . end</span> -<span id="L305" class="LineNr">305 </span> c3/return -<span id="L306" class="LineNr">306 </span> -<span id="L307" class="LineNr">307 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/075array-equal.subx.html b/html/subx/075array-equal.subx.html deleted file mode 100644 index cf3534d9..00000000 --- a/html/subx/075array-equal.subx.html +++ /dev/null @@ -1,694 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/075array-equal.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxTest { color: #5f8700; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/075array-equal.subx'>https://github.com/akkartik/mu/blob/master/subx/075array-equal.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Comparing arrays of numbers.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="SpecialChar">Entry</span>: -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># initialize heap</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L12" class="LineNr"> 12 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L13" class="LineNr"> 13 </span> 68/push 0x10000/imm32/64KB -<span id="L14" class="LineNr"> 14 </span> <span class="subxS2Comment"># . . call</span> -<span id="L15" class="LineNr"> 15 </span> e8/call <a href='053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L16" class="LineNr"> 16 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L17" class="LineNr"> 17 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span> e8/call run-tests/disp32 <span class="subxComment"># 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'.</span> -<span id="L20" class="LineNr"> 20 </span><span class="Constant">$array-equal-main:end</span>: -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># syscall(exit, Num-test-failures)</span> -<span id="L22" class="LineNr"> 22 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L23" class="LineNr"> 23 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L24" class="LineNr"> 24 </span> cd/syscall 0x80/imm8 -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span><span class="subxFunction">array-equal?</span>: <span class="subxComment"># a : (address array int), b : (address array int) -> EAX : boolean</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># pseudocode:</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxComment"># lena = a->length</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># if (lena != b->length) return false</span> -<span id="L30" class="LineNr"> 30 </span> <span class="subxComment"># i = 0</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># curra = a->data</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># currb = b->data</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># while i < lena</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># i1 = *curra</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># i2 = *currb</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># i+=4, curra+=4, currb+=4</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># return true</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment">#</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># registers:</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># i: ECX</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxComment"># lena: EDX</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># curra: ESI</span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxComment"># currb: EDI</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># i1: EAX</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># i2: EBX</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxComment">#</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L49" class="LineNr"> 49 </span> 55/push-EBP -<span id="L50" class="LineNr"> 50 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L52" class="LineNr"> 52 </span> 51/push-ECX -<span id="L53" class="LineNr"> 53 </span> 52/push-EDX -<span id="L54" class="LineNr"> 54 </span> 53/push-EBX -<span id="L55" class="LineNr"> 55 </span> 56/push-ESI -<span id="L56" class="LineNr"> 56 </span> 57/push-EDI -<span id="L57" class="LineNr"> 57 </span> <span class="subxComment"># ESI = a</span> -<span id="L58" class="LineNr"> 58 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L59" class="LineNr"> 59 </span> <span class="subxComment"># EDI = b</span> -<span id="L60" class="LineNr"> 60 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># lena/EDX = a->length</span> -<span id="L62" class="LineNr"> 62 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L63" class="LineNr"> 63 </span><span class="Constant">$array-equal?:lengths</span>: -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># if (lena != b->length) return false</span> -<span id="L65" class="LineNr"> 65 </span> 39/compare 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *EDI and EDX</span> -<span id="L66" class="LineNr"> 66 </span> 75/jump-if-not-equal $array-equal?:false/disp8 -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># curra/ESI = a->data</span> -<span id="L68" class="LineNr"> 68 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESI</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># currb/EDI = b->data</span> -<span id="L70" class="LineNr"> 70 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDI</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># i/ECX = i1/EAX = i2/EBX = 0</span> -<span id="L72" class="LineNr"> 72 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L73" class="LineNr"> 73 </span><span class="Constant">$array-equal?:loop</span>: -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># if (i >= lena) return true</span> -<span id="L75" class="LineNr"> 75 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L76" class="LineNr"> 76 </span> 7d/jump-if-greater-or-equal $array-equal?:true/disp8 -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># i1 = *curra</span> -<span id="L78" class="LineNr"> 78 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># i2 = *currb</span> -<span id="L80" class="LineNr"> 80 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EBX</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># if (i1 != i2) return false</span> -<span id="L82" class="LineNr"> 82 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L83" class="LineNr"> 83 </span> 75/jump-if-not-equal $array-equal?:false/disp8 -<span id="L84" class="LineNr"> 84 </span> <span class="subxComment"># i += 4</span> -<span id="L85" class="LineNr"> 85 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># currs += 4</span> -<span id="L87" class="LineNr"> 87 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESI</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># currb += 4</span> -<span id="L89" class="LineNr"> 89 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDI</span> -<span id="L90" class="LineNr"> 90 </span> eb/jump $array-equal?:loop/disp8 -<span id="L91" class="LineNr"> 91 </span><span class="Constant">$array-equal?:true</span>: -<span id="L92" class="LineNr"> 92 </span> b8/copy-to-EAX 1/imm32 -<span id="L93" class="LineNr"> 93 </span> eb/jump $array-equal?:end/disp8 -<span id="L94" class="LineNr"> 94 </span><span class="Constant">$array-equal?:false</span>: -<span id="L95" class="LineNr"> 95 </span> b8/copy-to-EAX 0/imm32 -<span id="L96" class="LineNr"> 96 </span><span class="Constant">$array-equal?:end</span>: -<span id="L97" class="LineNr"> 97 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L98" class="LineNr"> 98 </span> 5f/pop-to-EDI -<span id="L99" class="LineNr"> 99 </span> 5e/pop-to-ESI -<span id="L100" class="LineNr">100 </span> 5b/pop-to-EBX -<span id="L101" class="LineNr">101 </span> 5a/pop-to-EDX -<span id="L102" class="LineNr">102 </span> 59/pop-to-ECX -<span id="L103" class="LineNr">103 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L104" class="LineNr">104 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L105" class="LineNr">105 </span> 5d/pop-to-EBP -<span id="L106" class="LineNr">106 </span> c3/return -<span id="L107" class="LineNr">107 </span> -<span id="L108" class="LineNr">108 </span><span class="subxTest">test-compare-empty-with-empty-array</span>: -<span id="L109" class="LineNr">109 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L110" class="LineNr">110 </span> 55/push-EBP -<span id="L111" class="LineNr">111 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L112" class="LineNr">112 </span> <span class="subxComment"># var ECX = []</span> -<span id="L113" class="LineNr">113 </span> 68/push 0/imm32/size -<span id="L114" class="LineNr">114 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L115" class="LineNr">115 </span> <span class="subxComment"># var EDX = []</span> -<span id="L116" class="LineNr">116 </span> 68/push 0/imm32/size -<span id="L117" class="LineNr">117 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L118" class="LineNr">118 </span> <span class="subxComment"># EAX = array-equal?(ECX, EDX)</span> -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L120" class="LineNr">120 </span> 52/push-EDX -<span id="L121" class="LineNr">121 </span> 51/push-ECX -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . call</span> -<span id="L123" class="LineNr">123 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L125" class="LineNr">125 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L126" class="LineNr">126 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L128" class="LineNr">128 </span> 68/push <span class="Constant">"F - test-compare-empty-with-empty-array"</span>/imm32 -<span id="L129" class="LineNr">129 </span> 68/push 1/imm32/true -<span id="L130" class="LineNr">130 </span> 50/push-EAX -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . call</span> -<span id="L132" class="LineNr">132 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L134" class="LineNr">134 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L135" class="LineNr">135 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L136" class="LineNr">136 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L137" class="LineNr">137 </span> 5d/pop-to-EBP -<span id="L138" class="LineNr">138 </span> c3/return -<span id="L139" class="LineNr">139 </span> -<span id="L140" class="LineNr">140 </span><span class="subxTest">test-compare-empty-with-non-empty-array</span>: <span class="subxComment"># also checks length-mismatch code path</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L142" class="LineNr">142 </span> 55/push-EBP -<span id="L143" class="LineNr">143 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L144" class="LineNr">144 </span> <span class="subxComment"># var ECX = [1]</span> -<span id="L145" class="LineNr">145 </span> 68/push 1/imm32 -<span id="L146" class="LineNr">146 </span> 68/push 4/imm32/size -<span id="L147" class="LineNr">147 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L148" class="LineNr">148 </span> <span class="subxComment"># var EDX = []</span> -<span id="L149" class="LineNr">149 </span> 68/push 0/imm32/size -<span id="L150" class="LineNr">150 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L151" class="LineNr">151 </span> <span class="subxComment"># EAX = array-equal?(ECX, EDX)</span> -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L153" class="LineNr">153 </span> 52/push-EDX -<span id="L154" class="LineNr">154 </span> 51/push-ECX -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . call</span> -<span id="L156" class="LineNr">156 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L157" class="LineNr">157 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L158" class="LineNr">158 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L159" class="LineNr">159 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L161" class="LineNr">161 </span> 68/push <span class="Constant">"F - test-compare-empty-with-non-empty-array"</span>/imm32 -<span id="L162" class="LineNr">162 </span> 68/push 0/imm32/false -<span id="L163" class="LineNr">163 </span> 50/push-EAX -<span id="L164" class="LineNr">164 </span> <span class="subxS2Comment"># . . call</span> -<span id="L165" class="LineNr">165 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L167" class="LineNr">167 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L168" class="LineNr">168 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L169" class="LineNr">169 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L170" class="LineNr">170 </span> 5d/pop-to-EBP -<span id="L171" class="LineNr">171 </span> c3/return -<span id="L172" class="LineNr">172 </span> -<span id="L173" class="LineNr">173 </span><span class="subxTest">test-compare-equal-arrays</span>: -<span id="L174" class="LineNr">174 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L175" class="LineNr">175 </span> 55/push-EBP -<span id="L176" class="LineNr">176 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L177" class="LineNr">177 </span> <span class="subxComment"># var ECX = [1, 2, 3]</span> -<span id="L178" class="LineNr">178 </span> 68/push 3/imm32 -<span id="L179" class="LineNr">179 </span> 68/push 2/imm32 -<span id="L180" class="LineNr">180 </span> 68/push 1/imm32 -<span id="L181" class="LineNr">181 </span> 68/push 0xc/imm32/size -<span id="L182" class="LineNr">182 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L183" class="LineNr">183 </span> <span class="subxComment"># var EDX = [1, 2, 3]</span> -<span id="L184" class="LineNr">184 </span> 68/push 3/imm32 -<span id="L185" class="LineNr">185 </span> 68/push 2/imm32 -<span id="L186" class="LineNr">186 </span> 68/push 1/imm32 -<span id="L187" class="LineNr">187 </span> 68/push 0xc/imm32/size -<span id="L188" class="LineNr">188 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L189" class="LineNr">189 </span> <span class="subxComment"># EAX = array-equal?(ECX, EDX)</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L191" class="LineNr">191 </span> 52/push-EDX -<span id="L192" class="LineNr">192 </span> 51/push-ECX -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L194" class="LineNr">194 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L197" class="LineNr">197 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L198" class="LineNr">198 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L199" class="LineNr">199 </span> 68/push <span class="Constant">"F - test-compare-equal-arrays"</span>/imm32 -<span id="L200" class="LineNr">200 </span> 68/push 1/imm32/true -<span id="L201" class="LineNr">201 </span> 50/push-EAX -<span id="L202" class="LineNr">202 </span> <span class="subxS2Comment"># . . call</span> -<span id="L203" class="LineNr">203 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L205" class="LineNr">205 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L206" class="LineNr">206 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L207" class="LineNr">207 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L208" class="LineNr">208 </span> 5d/pop-to-EBP -<span id="L209" class="LineNr">209 </span> c3/return -<span id="L210" class="LineNr">210 </span> -<span id="L211" class="LineNr">211 </span><span class="subxTest">test-compare-inequal-arrays-equal-lengths</span>: -<span id="L212" class="LineNr">212 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L213" class="LineNr">213 </span> 55/push-EBP -<span id="L214" class="LineNr">214 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L215" class="LineNr">215 </span> <span class="subxComment"># var ECX = [1, 4, 3]</span> -<span id="L216" class="LineNr">216 </span> 68/push 3/imm32 -<span id="L217" class="LineNr">217 </span> 68/push 4/imm32 -<span id="L218" class="LineNr">218 </span> 68/push 1/imm32 -<span id="L219" class="LineNr">219 </span> 68/push 0xc/imm32/size -<span id="L220" class="LineNr">220 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L221" class="LineNr">221 </span> <span class="subxComment"># var EDX = [1, 2, 3]</span> -<span id="L222" class="LineNr">222 </span> 68/push 3/imm32 -<span id="L223" class="LineNr">223 </span> 68/push 2/imm32 -<span id="L224" class="LineNr">224 </span> 68/push 1/imm32 -<span id="L225" class="LineNr">225 </span> 68/push 0xc/imm32/size -<span id="L226" class="LineNr">226 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L227" class="LineNr">227 </span> <span class="subxComment"># EAX = array-equal?(ECX, EDX)</span> -<span id="L228" class="LineNr">228 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L229" class="LineNr">229 </span> 52/push-EDX -<span id="L230" class="LineNr">230 </span> 51/push-ECX -<span id="L231" class="LineNr">231 </span> <span class="subxS2Comment"># . . call</span> -<span id="L232" class="LineNr">232 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L233" class="LineNr">233 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L234" class="LineNr">234 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L235" class="LineNr">235 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L236" class="LineNr">236 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L237" class="LineNr">237 </span> 68/push <span class="Constant">"F - test-compare-inequal-arrays-equal-lengths"</span>/imm32 -<span id="L238" class="LineNr">238 </span> 68/push 0/imm32/false -<span id="L239" class="LineNr">239 </span> 50/push-EAX -<span id="L240" class="LineNr">240 </span> <span class="subxS2Comment"># . . call</span> -<span id="L241" class="LineNr">241 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L242" class="LineNr">242 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L243" class="LineNr">243 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L244" class="LineNr">244 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L245" class="LineNr">245 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L246" class="LineNr">246 </span> 5d/pop-to-EBP -<span id="L247" class="LineNr">247 </span> c3/return -<span id="L248" class="LineNr">248 </span> -<span id="L249" class="LineNr">249 </span><span class="subxFunction">parse-array-of-ints</span>: <span class="subxComment"># ad : (address allocation-descriptor), s : (address string) -> result/EAX : (address array int)</span> -<span id="L250" class="LineNr">250 </span> <span class="subxComment"># pseudocode</span> -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># end = s->data + s->length</span> -<span id="L252" class="LineNr">252 </span> <span class="subxComment"># curr = s->data</span> -<span id="L253" class="LineNr">253 </span> <span class="subxComment"># size = 0</span> -<span id="L254" class="LineNr">254 </span> <span class="subxComment"># while true</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L256" class="LineNr">256 </span> <span class="subxComment"># curr = skip-chars-matching-in-slice(curr, end, ' ')</span> -<span id="L257" class="LineNr">257 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L258" class="LineNr">258 </span> <span class="subxComment"># curr = skip-chars-not-matching-in-slice(curr, end, ' ')</span> -<span id="L259" class="LineNr">259 </span> <span class="subxComment"># ++size</span> -<span id="L260" class="LineNr">260 </span> <span class="subxComment"># result = allocate(ad, (size+1)*4)</span> -<span id="L261" class="LineNr">261 </span> <span class="subxComment"># result->size = (size+1)*4</span> -<span id="L262" class="LineNr">262 </span> <span class="subxComment"># var slice = {s->data, 0}</span> -<span id="L263" class="LineNr">263 </span> <span class="subxComment"># out = result->data</span> -<span id="L264" class="LineNr">264 </span> <span class="subxComment"># while true</span> -<span id="L265" class="LineNr">265 </span> <span class="subxComment"># if (slice->start >= end) break</span> -<span id="L266" class="LineNr">266 </span> <span class="subxComment"># slice->start = skip-chars-matching-in-slice(slice->start, end, ' ')</span> -<span id="L267" class="LineNr">267 </span> <span class="subxComment"># if (slice->start >= end) break</span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># slice->end = skip-chars-not-matching-in-slice(slice->start, end, ' ')</span> -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># *out = parse-hex-int(slice)</span> -<span id="L270" class="LineNr">270 </span> <span class="subxComment"># out += 4</span> -<span id="L271" class="LineNr">271 </span> <span class="subxComment"># slice->start = slice->end</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># return result</span> -<span id="L273" class="LineNr">273 </span> <span class="subxComment">#</span> -<span id="L274" class="LineNr">274 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L275" class="LineNr">275 </span> 55/push-EBP -<span id="L276" class="LineNr">276 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L277" class="LineNr">277 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L278" class="LineNr">278 </span> 51/push-ECX -<span id="L279" class="LineNr">279 </span> 52/push-EDX -<span id="L280" class="LineNr">280 </span> 53/push-EBX -<span id="L281" class="LineNr">281 </span> 56/push-ESI -<span id="L282" class="LineNr">282 </span> 57/push-EDI -<span id="L283" class="LineNr">283 </span> <span class="subxComment"># ESI = s</span> -<span id="L284" class="LineNr">284 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L285" class="LineNr">285 </span> <span class="subxComment"># curr/ECX = s->data</span> -<span id="L286" class="LineNr">286 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+4 to ECX</span> -<span id="L287" class="LineNr">287 </span> <span class="subxComment"># end/EDX = s->data + s->length</span> -<span id="L288" class="LineNr">288 </span> <span class="subxS1Comment"># . EDX = s->length</span> -<span id="L289" class="LineNr">289 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L290" class="LineNr">290 </span> <span class="subxS1Comment"># . EDX += curr</span> -<span id="L291" class="LineNr">291 </span> 01/add 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ECX to EDX</span> -<span id="L292" class="LineNr">292 </span> <span class="subxComment"># size/EBX = 0</span> -<span id="L293" class="LineNr">293 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L294" class="LineNr">294 </span><span class="Constant">$parse-array-of-ints:loop1</span>: -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L296" class="LineNr">296 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L297" class="LineNr">297 </span> 73/jump-if-greater-or-equal-unsigned $parse-array-of-ints:break1/disp8 -<span id="L298" class="LineNr">298 </span> <span class="subxComment"># curr = skip-chars-matching-in-slice(curr, end, ' ')</span> -<span id="L299" class="LineNr">299 </span> <span class="subxS1Comment"># . EAX = skip-chars-matching-in-slice(curr, end, ' ')</span> -<span id="L300" class="LineNr">300 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L301" class="LineNr">301 </span> 68/push 0x20/imm32/space -<span id="L302" class="LineNr">302 </span> 52/push-EDX -<span id="L303" class="LineNr">303 </span> 51/push-ECX -<span id="L304" class="LineNr">304 </span> <span class="subxS2Comment"># . . call</span> -<span id="L305" class="LineNr">305 </span> e8/call <a href='073next-token.subx.html#L677'>skip-chars-matching-in-slice</a>/disp32 -<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L307" class="LineNr">307 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L308" class="LineNr">308 </span> <span class="subxS1Comment"># . ECX = EAX</span> -<span id="L309" class="LineNr">309 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L310" class="LineNr">310 </span> <span class="subxComment"># if (curr >= end) break</span> -<span id="L311" class="LineNr">311 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L312" class="LineNr">312 </span> 73/jump-if-greater-or-equal-unsigned $parse-array-of-ints:break1/disp8 -<span id="L313" class="LineNr">313 </span> <span class="subxComment"># curr = skip-chars-not-matching-in-slice(curr, end, ' ')</span> -<span id="L314" class="LineNr">314 </span> <span class="subxS1Comment"># . EAX = skip-chars-not-matching-in-slice(curr, end, ' ')</span> -<span id="L315" class="LineNr">315 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L316" class="LineNr">316 </span> 68/push 0x20/imm32/space -<span id="L317" class="LineNr">317 </span> 52/push-EDX -<span id="L318" class="LineNr">318 </span> 51/push-ECX -<span id="L319" class="LineNr">319 </span> <span class="subxS2Comment"># . . call</span> -<span id="L320" class="LineNr">320 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L322" class="LineNr">322 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L323" class="LineNr">323 </span> <span class="subxS1Comment"># . ECX = EAX</span> -<span id="L324" class="LineNr">324 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L325" class="LineNr">325 </span> <span class="subxComment"># size += 4</span> -<span id="L326" class="LineNr">326 </span> 81 0/subop/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EBX</span> -<span id="L327" class="LineNr">327 </span> eb/jump $parse-array-of-ints:loop1/disp8 -<span id="L328" class="LineNr">328 </span><span class="Constant">$parse-array-of-ints:break1</span>: -<span id="L329" class="LineNr">329 </span> <span class="subxComment"># result/EDI = allocate(ad, size+4)</span> -<span id="L330" class="LineNr">330 </span> <span class="subxS1Comment"># . EAX = allocate(ad, size+4)</span> -<span id="L331" class="LineNr">331 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L332" class="LineNr">332 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to EAX</span> -<span id="L333" class="LineNr">333 </span> 05/add-to-EAX 4/imm32 -<span id="L334" class="LineNr">334 </span> 50/push-EAX -<span id="L335" class="LineNr">335 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L337" class="LineNr">337 </span> e8/call <a href='069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L338" class="LineNr">338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L339" class="LineNr">339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L340" class="LineNr">340 </span> <span class="subxS1Comment"># . EDI = EAX</span> -<span id="L341" class="LineNr">341 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L342" class="LineNr">342 </span> <span class="subxComment"># result->size = size</span> -<span id="L343" class="LineNr">343 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *EAX</span> -<span id="L344" class="LineNr">344 </span><span class="Constant">$parse-array-of-ints:pass2</span>: -<span id="L345" class="LineNr">345 </span> <span class="subxComment"># var slice/ECX = {s->data, 0}</span> -<span id="L346" class="LineNr">346 </span> <span class="subxS1Comment"># . push 0</span> -<span id="L347" class="LineNr">347 </span> 68/push 0/imm32/end -<span id="L348" class="LineNr">348 </span> <span class="subxS1Comment"># . push s->data</span> -<span id="L349" class="LineNr">349 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+4 to ECX</span> -<span id="L350" class="LineNr">350 </span> 51/push-ECX -<span id="L351" class="LineNr">351 </span> <span class="subxS1Comment"># . bookmark</span> -<span id="L352" class="LineNr">352 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L353" class="LineNr">353 </span> <span class="subxComment"># out/EBX = result->data</span> -<span id="L354" class="LineNr">354 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+4 to EBX</span> -<span id="L355" class="LineNr">355 </span><span class="Constant">$parse-array-of-ints:loop2</span>: -<span id="L356" class="LineNr">356 </span> <span class="subxComment"># if (slice->start >= end) break</span> -<span id="L357" class="LineNr">357 </span> 39/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *ECX with EDX</span> -<span id="L358" class="LineNr">358 </span> 73/jump-if-greater-or-equal-unsigned $parse-array-of-ints:end/disp8 -<span id="L359" class="LineNr">359 </span> <span class="subxComment"># slice->start = skip-chars-matching-in-slice(slice->start, end, ' ')</span> -<span id="L360" class="LineNr">360 </span> <span class="subxS1Comment"># . EAX = skip-chars-matching-in-slice(slice->start, end, ' ')</span> -<span id="L361" class="LineNr">361 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L362" class="LineNr">362 </span> 68/push 0x20/imm32/space -<span id="L363" class="LineNr">363 </span> 52/push-EDX -<span id="L364" class="LineNr">364 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L365" class="LineNr">365 </span> <span class="subxS2Comment"># . . call</span> -<span id="L366" class="LineNr">366 </span> e8/call <a href='073next-token.subx.html#L677'>skip-chars-matching-in-slice</a>/disp32 -<span id="L367" class="LineNr">367 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L368" class="LineNr">368 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L369" class="LineNr">369 </span> <span class="subxS1Comment"># . slice->start = EAX</span> -<span id="L370" class="LineNr">370 </span> 89/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *ECX</span> -<span id="L371" class="LineNr">371 </span> <span class="subxComment"># if (slice->start >= end) break</span> -<span id="L372" class="LineNr">372 </span> 39/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *ECX with EDX</span> -<span id="L373" class="LineNr">373 </span> 73/jump-if-greater-or-equal-unsigned $parse-array-of-ints:end/disp8 -<span id="L374" class="LineNr">374 </span> <span class="subxComment"># slice->end = skip-chars-not-matching-in-slice(slice->start, end, ' ')</span> -<span id="L375" class="LineNr">375 </span> <span class="subxS1Comment"># . EAX = skip-chars-not-matching-in-slice(curr, end, ' ')</span> -<span id="L376" class="LineNr">376 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L377" class="LineNr">377 </span> 68/push 0x20/imm32/space -<span id="L378" class="LineNr">378 </span> 52/push-EDX -<span id="L379" class="LineNr">379 </span> 50/push-EAX -<span id="L380" class="LineNr">380 </span> <span class="subxS2Comment"># . . call</span> -<span id="L381" class="LineNr">381 </span> e8/call <a href='073next-token.subx.html#L773'>skip-chars-not-matching-in-slice</a>/disp32 -<span id="L382" class="LineNr">382 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L383" class="LineNr">383 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L384" class="LineNr">384 </span> <span class="subxS1Comment"># . slice->end = EAX</span> -<span id="L385" class="LineNr">385 </span> 89/copy 1/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(ECX+4)</span> -<span id="L386" class="LineNr">386 </span> <span class="subxComment"># *out = parse-hex-int(slice)</span> -<span id="L387" class="LineNr">387 </span> <span class="subxS1Comment"># . EAX = parse-hex-int(slice)</span> -<span id="L388" class="LineNr">388 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L389" class="LineNr">389 </span> 51/push-ECX -<span id="L390" class="LineNr">390 </span> <span class="subxS2Comment"># . . call</span> -<span id="L391" class="LineNr">391 </span> e8/call <a href='067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L392" class="LineNr">392 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L393" class="LineNr">393 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L394" class="LineNr">394 </span> <span class="subxComment"># *out = EAX</span> -<span id="L395" class="LineNr">395 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EBX</span> -<span id="L396" class="LineNr">396 </span> <span class="subxComment"># out += 4</span> -<span id="L397" class="LineNr">397 </span> 81 0/subop/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EBX</span> -<span id="L398" class="LineNr">398 </span> <span class="subxComment"># slice->start = slice->end</span> -<span id="L399" class="LineNr">399 </span> 8b/copy 1/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L400" class="LineNr">400 </span> 89/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *ECX</span> -<span id="L401" class="LineNr">401 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L402" class="LineNr">402 </span> eb/jump $parse-array-of-ints:loop2/disp8 -<span id="L403" class="LineNr">403 </span><span class="Constant">$parse-array-of-ints:end</span>: -<span id="L404" class="LineNr">404 </span> <span class="subxComment"># return EDI</span> -<span id="L405" class="LineNr">405 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDI to EAX</span> -<span id="L406" class="LineNr">406 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L407" class="LineNr">407 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L408" class="LineNr">408 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L409" class="LineNr">409 </span> 5f/pop-to-EDI -<span id="L410" class="LineNr">410 </span> 5e/pop-to-ESI -<span id="L411" class="LineNr">411 </span> 5b/pop-to-EBX -<span id="L412" class="LineNr">412 </span> 5a/pop-to-EDX -<span id="L413" class="LineNr">413 </span> 59/pop-to-ECX -<span id="L414" class="LineNr">414 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L415" class="LineNr">415 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L416" class="LineNr">416 </span> 5d/pop-to-EBP -<span id="L417" class="LineNr">417 </span> c3/return -<span id="L418" class="LineNr">418 </span> -<span id="L419" class="LineNr">419 </span><span class="subxTest">test-parse-array-of-ints</span>: -<span id="L420" class="LineNr">420 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L421" class="LineNr">421 </span> 55/push-EBP -<span id="L422" class="LineNr">422 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L423" class="LineNr">423 </span> <span class="subxComment"># var ECX = [1, 2, 3]</span> -<span id="L424" class="LineNr">424 </span> 68/push 3/imm32 -<span id="L425" class="LineNr">425 </span> 68/push 2/imm32 -<span id="L426" class="LineNr">426 </span> 68/push 1/imm32 -<span id="L427" class="LineNr">427 </span> 68/push 0xc/imm32/size -<span id="L428" class="LineNr">428 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L429" class="LineNr">429 </span> <span class="subxComment"># EAX = parse-array-of-ints(Heap, "1 2 3")</span> -<span id="L430" class="LineNr">430 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L431" class="LineNr">431 </span> 68/push <span class="Constant">"1 2 3"</span>/imm32 -<span id="L432" class="LineNr">432 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L433" class="LineNr">433 </span> <span class="subxS2Comment"># . . call</span> -<span id="L434" class="LineNr">434 </span> e8/call <a href='075array-equal.subx.html#L249'>parse-array-of-ints</a>/disp32 -<span id="L435" class="LineNr">435 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L436" class="LineNr">436 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L437" class="LineNr">437 </span> <span class="subxComment"># EAX = array-equal?(ECX, EAX)</span> -<span id="L438" class="LineNr">438 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L439" class="LineNr">439 </span> 50/push-EAX -<span id="L440" class="LineNr">440 </span> 51/push-ECX -<span id="L441" class="LineNr">441 </span> <span class="subxS2Comment"># . . call</span> -<span id="L442" class="LineNr">442 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L443" class="LineNr">443 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L444" class="LineNr">444 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L445" class="LineNr">445 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L446" class="LineNr">446 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L447" class="LineNr">447 </span> 68/push <span class="Constant">"F - test-parse-array-of-ints"</span>/imm32 -<span id="L448" class="LineNr">448 </span> 68/push 1/imm32/true -<span id="L449" class="LineNr">449 </span> 50/push-EAX -<span id="L450" class="LineNr">450 </span> <span class="subxS2Comment"># . . call</span> -<span id="L451" class="LineNr">451 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L452" class="LineNr">452 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L453" class="LineNr">453 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L454" class="LineNr">454 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L455" class="LineNr">455 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L456" class="LineNr">456 </span> 5d/pop-to-EBP -<span id="L457" class="LineNr">457 </span> c3/return -<span id="L458" class="LineNr">458 </span> -<span id="L459" class="LineNr">459 </span><span class="subxTest">test-parse-array-of-ints-empty</span>: -<span id="L460" class="LineNr">460 </span> <span class="subxH1Comment"># - empty string = empty array</span> -<span id="L461" class="LineNr">461 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L462" class="LineNr">462 </span> 55/push-EBP -<span id="L463" class="LineNr">463 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L464" class="LineNr">464 </span> <span class="subxComment"># EAX = parse-array-of-ints(Heap, "")</span> -<span id="L465" class="LineNr">465 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L466" class="LineNr">466 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L467" class="LineNr">467 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L468" class="LineNr">468 </span> <span class="subxS2Comment"># . . call</span> -<span id="L469" class="LineNr">469 </span> e8/call <a href='075array-equal.subx.html#L249'>parse-array-of-ints</a>/disp32 -<span id="L470" class="LineNr">470 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L471" class="LineNr">471 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L472" class="LineNr">472 </span> <span class="subxComment"># check-ints-equal(*EAX, 0, msg)</span> -<span id="L473" class="LineNr">473 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L474" class="LineNr">474 </span> 68/push <span class="Constant">"F - test-parse-array-of-ints-empty"</span>/imm32 -<span id="L475" class="LineNr">475 </span> 68/push 0/imm32/size -<span id="L476" class="LineNr">476 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L477" class="LineNr">477 </span> <span class="subxS2Comment"># . . call</span> -<span id="L478" class="LineNr">478 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L479" class="LineNr">479 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L480" class="LineNr">480 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L481" class="LineNr">481 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L482" class="LineNr">482 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L483" class="LineNr">483 </span> 5d/pop-to-EBP -<span id="L484" class="LineNr">484 </span> c3/return -<span id="L485" class="LineNr">485 </span> -<span id="L486" class="LineNr">486 </span><span class="subxTest">test-parse-array-of-ints-just-whitespace</span>: -<span id="L487" class="LineNr">487 </span> <span class="subxH1Comment"># - just whitespace = empty array</span> -<span id="L488" class="LineNr">488 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L489" class="LineNr">489 </span> 55/push-EBP -<span id="L490" class="LineNr">490 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L491" class="LineNr">491 </span> <span class="subxComment"># EAX = parse-array-of-ints(Heap, " ")</span> -<span id="L492" class="LineNr">492 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L493" class="LineNr">493 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L494" class="LineNr">494 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L495" class="LineNr">495 </span> <span class="subxS2Comment"># . . call</span> -<span id="L496" class="LineNr">496 </span> e8/call <a href='075array-equal.subx.html#L249'>parse-array-of-ints</a>/disp32 -<span id="L497" class="LineNr">497 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L498" class="LineNr">498 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L499" class="LineNr">499 </span> <span class="subxComment"># check-ints-equal(*EAX, 0, msg)</span> -<span id="L500" class="LineNr">500 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L501" class="LineNr">501 </span> 68/push <span class="Constant">"F - test-parse-array-of-ints-empty"</span>/imm32 -<span id="L502" class="LineNr">502 </span> 68/push 0/imm32/size -<span id="L503" class="LineNr">503 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L504" class="LineNr">504 </span> <span class="subxS2Comment"># . . call</span> -<span id="L505" class="LineNr">505 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L506" class="LineNr">506 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L507" class="LineNr">507 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L508" class="LineNr">508 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L509" class="LineNr">509 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L510" class="LineNr">510 </span> 5d/pop-to-EBP -<span id="L511" class="LineNr">511 </span> c3/return -<span id="L512" class="LineNr">512 </span> -<span id="L513" class="LineNr">513 </span><span class="subxTest">test-parse-array-of-ints-extra-whitespace</span>: -<span id="L514" class="LineNr">514 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L515" class="LineNr">515 </span> 55/push-EBP -<span id="L516" class="LineNr">516 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L517" class="LineNr">517 </span> <span class="subxComment"># var ECX = [1, 2, 3]</span> -<span id="L518" class="LineNr">518 </span> 68/push 3/imm32 -<span id="L519" class="LineNr">519 </span> 68/push 2/imm32 -<span id="L520" class="LineNr">520 </span> 68/push 1/imm32 -<span id="L521" class="LineNr">521 </span> 68/push 0xc/imm32/size -<span id="L522" class="LineNr">522 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L523" class="LineNr">523 </span> <span class="subxComment"># EAX = parse-array-of-ints(Heap, " 1 2 3 ")</span> -<span id="L524" class="LineNr">524 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L525" class="LineNr">525 </span> 68/push <span class="Constant">" 1 2 3 "</span>/imm32 -<span id="L526" class="LineNr">526 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L527" class="LineNr">527 </span> <span class="subxS2Comment"># . . call</span> -<span id="L528" class="LineNr">528 </span> e8/call <a href='075array-equal.subx.html#L249'>parse-array-of-ints</a>/disp32 -<span id="L529" class="LineNr">529 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L530" class="LineNr">530 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L531" class="LineNr">531 </span> <span class="subxComment"># EAX = array-equal?(ECX, EAX)</span> -<span id="L532" class="LineNr">532 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L533" class="LineNr">533 </span> 50/push-EAX -<span id="L534" class="LineNr">534 </span> 51/push-ECX -<span id="L535" class="LineNr">535 </span> <span class="subxS2Comment"># . . call</span> -<span id="L536" class="LineNr">536 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L537" class="LineNr">537 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L538" class="LineNr">538 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L539" class="LineNr">539 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L540" class="LineNr">540 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L541" class="LineNr">541 </span> 68/push <span class="Constant">"F - test-parse-array-of-ints-extra-whitespace"</span>/imm32 -<span id="L542" class="LineNr">542 </span> 68/push 1/imm32/true -<span id="L543" class="LineNr">543 </span> 50/push-EAX -<span id="L544" class="LineNr">544 </span> <span class="subxS2Comment"># . . call</span> -<span id="L545" class="LineNr">545 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L546" class="LineNr">546 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L547" class="LineNr">547 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L548" class="LineNr">548 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L549" class="LineNr">549 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L550" class="LineNr">550 </span> 5d/pop-to-EBP -<span id="L551" class="LineNr">551 </span> c3/return -<span id="L552" class="LineNr">552 </span> -<span id="L553" class="LineNr">553 </span><span class="subxComment"># helper for later tests</span> -<span id="L554" class="LineNr">554 </span><span class="subxComment"># compare an array with a string representation of an array literal</span> -<span id="L555" class="LineNr">555 </span><span class="subxFunction">check-array-equal</span>: <span class="subxComment"># a : (address array int), expected : (address string), msg : (address string)</span> -<span id="L556" class="LineNr">556 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L557" class="LineNr">557 </span> 55/push-EBP -<span id="L558" class="LineNr">558 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L559" class="LineNr">559 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L560" class="LineNr">560 </span> 50/push-EAX -<span id="L561" class="LineNr">561 </span> <span class="subxComment"># var b/ECX = parse-array-of-ints(Heap, expected)</span> -<span id="L562" class="LineNr">562 </span> <span class="subxS1Comment"># . EAX = parse-array-of-ints(Heap, expected)</span> -<span id="L563" class="LineNr">563 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L564" class="LineNr">564 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L565" class="LineNr">565 </span> 68/push <span class="SpecialChar"><a href='075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L566" class="LineNr">566 </span> <span class="subxS2Comment"># . . call</span> -<span id="L567" class="LineNr">567 </span> e8/call <a href='075array-equal.subx.html#L249'>parse-array-of-ints</a>/disp32 -<span id="L568" class="LineNr">568 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L569" class="LineNr">569 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L570" class="LineNr">570 </span> <span class="subxS1Comment"># . b = EAX</span> -<span id="L571" class="LineNr">571 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L572" class="LineNr">572 </span> <span class="subxComment"># EAX = array-equal?(a, b)</span> -<span id="L573" class="LineNr">573 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L574" class="LineNr">574 </span> 51/push-ECX -<span id="L575" class="LineNr">575 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L576" class="LineNr">576 </span> <span class="subxS2Comment"># . . call</span> -<span id="L577" class="LineNr">577 </span> e8/call <a href='075array-equal.subx.html#L26'>array-equal?</a>/disp32 -<span id="L578" class="LineNr">578 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L579" class="LineNr">579 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L580" class="LineNr">580 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L581" class="LineNr">581 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L582" class="LineNr">582 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L583" class="LineNr">583 </span> 68/push 1/imm32 -<span id="L584" class="LineNr">584 </span> 50/push-EAX -<span id="L585" class="LineNr">585 </span> <span class="subxS2Comment"># . . call</span> -<span id="L586" class="LineNr">586 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L587" class="LineNr">587 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L588" class="LineNr">588 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L589" class="LineNr">589 </span><span class="Constant">$check-array-equal:end</span>: -<span id="L590" class="LineNr">590 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L591" class="LineNr">591 </span> 58/pop-to-EAX -<span id="L592" class="LineNr">592 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L593" class="LineNr">593 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L594" class="LineNr">594 </span> 5d/pop-to-EBP -<span id="L595" class="LineNr">595 </span> c3/return -<span id="L596" class="LineNr">596 </span> -<span id="L597" class="LineNr">597 </span><span class="subxTest">test-check-array-equal</span>: -<span id="L598" class="LineNr">598 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L599" class="LineNr">599 </span> 55/push-EBP -<span id="L600" class="LineNr">600 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L601" class="LineNr">601 </span> <span class="subxComment"># var ECX = [1, 2, 3]</span> -<span id="L602" class="LineNr">602 </span> 68/push 3/imm32 -<span id="L603" class="LineNr">603 </span> 68/push 2/imm32 -<span id="L604" class="LineNr">604 </span> 68/push 1/imm32 -<span id="L605" class="LineNr">605 </span> 68/push 0xc/imm32/size -<span id="L606" class="LineNr">606 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L607" class="LineNr">607 </span> <span class="subxComment"># check-array-equal(ECX, "1 2 3", "msg")</span> -<span id="L608" class="LineNr">608 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L609" class="LineNr">609 </span> 68/push <span class="Constant">"F - test-check-array-equal"</span>/imm32 -<span id="L610" class="LineNr">610 </span> 68/push <span class="Constant">"1 2 3"</span>/imm32 -<span id="L611" class="LineNr">611 </span> 51/push-ECX -<span id="L612" class="LineNr">612 </span> <span class="subxS2Comment"># . . call</span> -<span id="L613" class="LineNr">613 </span> e8/call <a href='075array-equal.subx.html#L555'>check-array-equal</a>/disp32 -<span id="L614" class="LineNr">614 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L615" class="LineNr">615 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L616" class="LineNr">616 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L617" class="LineNr">617 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L618" class="LineNr">618 </span> 5d/pop-to-EBP -<span id="L619" class="LineNr">619 </span> c3/return -<span id="L620" class="LineNr">620 </span> -<span id="L621" class="LineNr">621 </span>== data -<span id="L622" class="LineNr">622 </span> -<span id="L623" class="LineNr">623 </span><span class="SpecialChar">Heap</span>: -<span id="L624" class="LineNr">624 </span> <span class="subxComment"># curr</span> -<span id="L625" class="LineNr">625 </span> 0/imm32 -<span id="L626" class="LineNr">626 </span> <span class="subxComment"># limit</span> -<span id="L627" class="LineNr">627 </span> 0/imm32 -<span id="L628" class="LineNr">628 </span> -<span id="L629" class="LineNr">629 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/076zero-out.subx.html b/html/subx/076zero-out.subx.html deleted file mode 100644 index fcc42479..00000000 --- a/html/subx/076zero-out.subx.html +++ /dev/null @@ -1,147 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/076zero-out.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxS2Comment { color: #8a8a8a; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/076zero-out.subx'>https://github.com/akkartik/mu/blob/master/subx/076zero-out.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Fill a region of memory with zeroes.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span>== code -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">zero-out</span>: <span class="subxComment"># start : address, len : int</span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># pseudocode:</span> -<span id="L10" class="LineNr">10 </span> <span class="subxComment"># curr/ESI = start</span> -<span id="L11" class="LineNr">11 </span> <span class="subxComment"># i/ECX = 0</span> -<span id="L12" class="LineNr">12 </span> <span class="subxComment"># while true</span> -<span id="L13" class="LineNr">13 </span> <span class="subxComment"># if (i >= len) break</span> -<span id="L14" class="LineNr">14 </span> <span class="subxComment"># *curr = 0</span> -<span id="L15" class="LineNr">15 </span> <span class="subxComment"># ++curr</span> -<span id="L16" class="LineNr">16 </span> <span class="subxComment"># ++i</span> -<span id="L17" class="LineNr">17 </span> <span class="subxComment">#</span> -<span id="L18" class="LineNr">18 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L19" class="LineNr">19 </span> 55/push-EBP -<span id="L20" class="LineNr">20 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L21" class="LineNr">21 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L22" class="LineNr">22 </span> 50/push-EAX -<span id="L23" class="LineNr">23 </span> 51/push-ECX -<span id="L24" class="LineNr">24 </span> 52/push-EDX -<span id="L25" class="LineNr">25 </span> 56/push-ESI -<span id="L26" class="LineNr">26 </span> <span class="subxComment"># curr/ESI = start</span> -<span id="L27" class="LineNr">27 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L28" class="LineNr">28 </span> <span class="subxComment"># i/ECX = 0</span> -<span id="L29" class="LineNr">29 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L30" class="LineNr">30 </span> <span class="subxComment"># EDX = len</span> -<span id="L31" class="LineNr">31 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L32" class="LineNr">32 </span><span class="Constant">$zero-out:loop</span>: -<span id="L33" class="LineNr">33 </span> <span class="subxComment"># if (i >= len) break</span> -<span id="L34" class="LineNr">34 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L35" class="LineNr">35 </span> 7d/jump-if-greater-or-equal $zero-out:end/disp8 -<span id="L36" class="LineNr">36 </span> <span class="subxComment"># *curr = 0</span> -<span id="L37" class="LineNr">37 </span> c6 0/subop/copy 0/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm8 <span class="subxComment"># copy byte to *ESI</span> -<span id="L38" class="LineNr">38 </span> <span class="subxComment"># ++curr</span> -<span id="L39" class="LineNr">39 </span> 46/increment-ESI -<span id="L40" class="LineNr">40 </span> <span class="subxComment"># ++i</span> -<span id="L41" class="LineNr">41 </span> 41/increment-ECX -<span id="L42" class="LineNr">42 </span> eb/jump $zero-out:loop/disp8 -<span id="L43" class="LineNr">43 </span><span class="Constant">$zero-out:end</span>: -<span id="L44" class="LineNr">44 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L45" class="LineNr">45 </span> 5e/pop-to-ESI -<span id="L46" class="LineNr">46 </span> 5a/pop-to-EDX -<span id="L47" class="LineNr">47 </span> 59/pop-to-ECX -<span id="L48" class="LineNr">48 </span> 58/pop-to-EAX -<span id="L49" class="LineNr">49 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L50" class="LineNr">50 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L51" class="LineNr">51 </span> 5d/pop-to-EBP -<span id="L52" class="LineNr">52 </span> c3/return -<span id="L53" class="LineNr">53 </span> -<span id="L54" class="LineNr">54 </span><span class="subxTest">test-zero-out</span>: -<span id="L55" class="LineNr">55 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L56" class="LineNr">56 </span> 55/push-EBP -<span id="L57" class="LineNr">57 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L58" class="LineNr">58 </span> <span class="subxComment"># region/ECX = 34, 35, 36, 37</span> -<span id="L59" class="LineNr">59 </span> 68/push 0x37363534/imm32 -<span id="L60" class="LineNr">60 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L61" class="LineNr">61 </span> <span class="subxComment"># zero-out(ECX, 3)</span> -<span id="L62" class="LineNr">62 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L63" class="LineNr">63 </span> 68/push 3/imm32/len -<span id="L64" class="LineNr">64 </span> 51/push-ECX -<span id="L65" class="LineNr">65 </span> <span class="subxS2Comment"># . . call</span> -<span id="L66" class="LineNr">66 </span> e8/call <a href='076zero-out.subx.html#L8'>zero-out</a>/disp32 -<span id="L67" class="LineNr">67 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L68" class="LineNr">68 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L69" class="LineNr">69 </span> <span class="subxComment"># first 3 bytes cleared, fourth left alone</span> -<span id="L70" class="LineNr">70 </span> <span class="subxS1Comment"># . check-ints-equal(*ECX, 0x37000000, msg)</span> -<span id="L71" class="LineNr">71 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L72" class="LineNr">72 </span> 68/push <span class="Constant">"F - test-zero-out"</span>/imm32 -<span id="L73" class="LineNr">73 </span> 68/push 0x37000000/imm32 -<span id="L74" class="LineNr">74 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L75" class="LineNr">75 </span> <span class="subxS2Comment"># . . call</span> -<span id="L76" class="LineNr">76 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L77" class="LineNr">77 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L78" class="LineNr">78 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L79" class="LineNr">79 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L80" class="LineNr">80 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L81" class="LineNr">81 </span> 5d/pop-to-EBP -<span id="L82" class="LineNr">82 </span> c3/return -<span id="L83" class="LineNr">83 </span> -<span id="L84" class="LineNr">84 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/077slurp.subx.html b/html/subx/077slurp.subx.html deleted file mode 100644 index c1accb25..00000000 --- a/html/subx/077slurp.subx.html +++ /dev/null @@ -1,224 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/077slurp.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/077slurp.subx'>https://github.com/akkartik/mu/blob/master/subx/077slurp.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span>== code -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># read all bytes from 'f' and store them into 's'</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># abort if 's' is too small</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxFunction">slurp</span>: <span class="subxComment"># f : (address buffered-file), s : (address stream byte) -> <void></span> -<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># pseudocode:</span> -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># while true</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L12" class="LineNr"> 12 </span> <span class="subxComment"># if (f->read >= f->write) populate stream from file</span> -<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># if (f->write == 0) break</span> -<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># ++f->read</span> -<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># ++s->write</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L19" class="LineNr"> 19 </span> 55/push-EBP -<span id="L20" class="LineNr"> 20 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L22" class="LineNr"> 22 </span> 50/push-EAX -<span id="L23" class="LineNr"> 23 </span> 51/push-ECX -<span id="L24" class="LineNr"> 24 </span> 52/push-EDX -<span id="L25" class="LineNr"> 25 </span> 56/push-ESI -<span id="L26" class="LineNr"> 26 </span> 57/push-EDI -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># ESI = f</span> -<span id="L28" class="LineNr"> 28 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># ECX = f->read</span> -<span id="L30" class="LineNr"> 30 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to ECX</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># EDI = s</span> -<span id="L32" class="LineNr"> 32 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># EDX = s->write</span> -<span id="L34" class="LineNr"> 34 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to EDX</span> -<span id="L35" class="LineNr"> 35 </span><span class="Constant">$slurp:loop</span>: -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># if (s->write >= s->length) abort</span> -<span id="L37" class="LineNr"> 37 </span> 3b/compare 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare EDX with *(EDI+8)</span> -<span id="L38" class="LineNr"> 38 </span> 7d/jump-if-greater-or-equal $slurp:abort/disp8 -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># if (f->read >= f->write) populate stream from file</span> -<span id="L40" class="LineNr"> 40 </span> 3b/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+4)</span> -<span id="L41" class="LineNr"> 41 </span> 7c/jump-if-lesser $slurp:from-stream/disp8 -<span id="L42" class="LineNr"> 42 </span> <span class="subxS1Comment"># . clear-stream(stream = f+4)</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L44" class="LineNr"> 44 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+4 to EAX</span> -<span id="L45" class="LineNr"> 45 </span> 50/push-EAX -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . call</span> -<span id="L47" class="LineNr"> 47 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L49" class="LineNr"> 49 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># . f->read must now be 0; update its cache at ECX</span> -<span id="L51" class="LineNr"> 51 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxS1Comment"># . EAX = read(f->fd, stream = f+4)</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L54" class="LineNr"> 54 </span> 50/push-EAX -<span id="L55" class="LineNr"> 55 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . call</span> -<span id="L57" class="LineNr"> 57 </span> e8/call <a href='060read.subx.html#L48'>read</a>/disp32 -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L59" class="LineNr"> 59 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># if (f->write == 0) break</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># since f->read was initially 0, EAX is the same as f->write</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxS1Comment"># . if (EAX == 0) return true</span> -<span id="L63" class="LineNr"> 63 </span> 3d/compare-EAX-and 0/imm32 -<span id="L64" class="LineNr"> 64 </span> 74/jump-if-equal $slurp:end/disp8 -<span id="L65" class="LineNr"> 65 </span><span class="Constant">$slurp:from-stream</span>: -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># AL = f->data[f->read]</span> -<span id="L67" class="LineNr"> 67 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L68" class="LineNr"> 68 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+16) to AL</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># s->data[s->write] = AL</span> -<span id="L70" class="LineNr"> 70 </span> 88/copy-byte 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy AL to *(EDI+EDX+12)</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># ++f->read</span> -<span id="L72" class="LineNr"> 72 </span> 41/increment-ECX -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># ++s->write</span> -<span id="L74" class="LineNr"> 74 </span> 42/increment-EDX -<span id="L75" class="LineNr"> 75 </span> eb/jump $slurp:loop/disp8 -<span id="L76" class="LineNr"> 76 </span><span class="Constant">$slurp:end</span>: -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># save f->read</span> -<span id="L78" class="LineNr"> 78 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *(ESI+8)</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># save s->write</span> -<span id="L80" class="LineNr"> 80 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *EDI</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L82" class="LineNr"> 82 </span> 5f/pop-to-EDI -<span id="L83" class="LineNr"> 83 </span> 5e/pop-to-ESI -<span id="L84" class="LineNr"> 84 </span> 5a/pop-to-EDX -<span id="L85" class="LineNr"> 85 </span> 59/pop-to-ECX -<span id="L86" class="LineNr"> 86 </span> 58/pop-to-EAX -<span id="L87" class="LineNr"> 87 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L88" class="LineNr"> 88 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L89" class="LineNr"> 89 </span> 5d/pop-to-EBP -<span id="L90" class="LineNr"> 90 </span> c3/return -<span id="L91" class="LineNr"> 91 </span> -<span id="L92" class="LineNr"> 92 </span><span class="Constant">$slurp:abort</span>: -<span id="L93" class="LineNr"> 93 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L95" class="LineNr"> 95 </span> 68/push <span class="Constant">"slurp: destination too small\n"</span>/imm32 -<span id="L96" class="LineNr"> 96 </span> 68/push 2/imm32/stderr -<span id="L97" class="LineNr"> 97 </span> <span class="subxS2Comment"># . . call</span> -<span id="L98" class="LineNr"> 98 </span> e8/call <a href='050_write.subx.html#L14'>_write</a>/disp32 -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L100" class="LineNr">100 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L102" class="LineNr">102 </span> bb/copy-to-EBX 1/imm32 -<span id="L103" class="LineNr">103 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L104" class="LineNr">104 </span> cd/syscall 0x80/imm8 -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># never gets here</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="subxTest">test-slurp</span>: -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># setup</span> -<span id="L109" class="LineNr">109 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L111" class="LineNr">111 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L113" class="LineNr">113 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L114" class="LineNr">114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L115" class="LineNr">115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L118" class="LineNr">118 </span> b8/copy-to-EAX <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L119" class="LineNr">119 </span> 05/add-to-EAX 4/imm32 -<span id="L120" class="LineNr">120 </span> 50/push-EAX -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L122" class="LineNr">122 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L123" class="LineNr">123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L124" class="LineNr">124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L125" class="LineNr">125 </span> <span class="subxS1Comment"># . clear-stream(_test-tmp-stream)</span> -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L127" class="LineNr">127 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L128" class="LineNr">128 </span> <span class="subxS2Comment"># . . call</span> -<span id="L129" class="LineNr">129 </span> e8/call <a href='055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L131" class="LineNr">131 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L132" class="LineNr">132 </span> <span class="subxComment"># write(_test-stream, "ab\ncd")</span> -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L134" class="LineNr">134 </span> 68/push <span class="Constant">"ab\ncd"</span>/imm32 -<span id="L135" class="LineNr">135 </span> 68/push <a href='057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . call</span> -<span id="L137" class="LineNr">137 </span> e8/call <a href='057write.subx.html#L24'>write</a>/disp32 -<span id="L138" class="LineNr">138 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L139" class="LineNr">139 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L140" class="LineNr">140 </span> <span class="subxComment"># read a line from _test-stream (buffered by _test-buffered-file) into _test-tmp-stream</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS1Comment"># . EAX = slurp(_test-buffered-file, _test-tmp-stream)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L143" class="LineNr">143 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L144" class="LineNr">144 </span> 68/push <a href='061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . call</span> -<span id="L146" class="LineNr">146 </span> e8/call <a href='077slurp.subx.html#L8'>slurp</a>/disp32 -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L148" class="LineNr">148 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L149" class="LineNr">149 </span> <span class="subxComment"># check-stream-equal(_test-tmp-stream, "ab\ncd", msg)</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L151" class="LineNr">151 </span> 68/push <span class="Constant">"F - test-slurp"</span>/imm32 -<span id="L152" class="LineNr">152 </span> 68/push <span class="Constant">"ab\ncd"</span>/imm32 -<span id="L153" class="LineNr">153 </span> 68/push <a href='060read.subx.html#L430'>_test-tmp-stream</a>/imm32 -<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . call</span> -<span id="L155" class="LineNr">155 </span> e8/call <a href='058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L157" class="LineNr">157 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L158" class="LineNr">158 </span> <span class="subxComment"># end</span> -<span id="L159" class="LineNr">159 </span> c3/return -<span id="L160" class="LineNr">160 </span> -<span id="L161" class="LineNr">161 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/assort.subx.html b/html/subx/apps/assort.subx.html deleted file mode 100644 index 2c468893..00000000 --- a/html/subx/apps/assort.subx.html +++ /dev/null @@ -1,735 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/assort.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/assort.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/assort.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Read a series of segments from stdin and concatenate segments with the same</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># name on stdout.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># Segments are emitted in order of first encounter.</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Drop lines that are all comments. They could get misleading after assortment</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># because we don't know if they refer to the line above or the line below.</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment">#</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># $ ./subx translate *.subx apps/assort.subx -o apps/assort</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># $ cat x</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># == code</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># abc</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># == code</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># def</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># $ cat x |./subx run apps/assort</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># == code</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># abc</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># def</span> -<span id="L20" class="LineNr"> 20 </span> -<span id="L21" class="LineNr"> 21 </span>== code -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span><span class="SpecialChar">Entry</span>: -<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># initialize heap</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxS1Comment"># . Heap = new-segment(Heap-size)</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L30" class="LineNr"> 30 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L31" class="LineNr"> 31 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Heap-size</span>/disp32 <span class="subxComment"># push *Heap-size</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS2Comment"># . . call</span> -<span id="L33" class="LineNr"> 33 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L34" class="LineNr"> 34 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L35" class="LineNr"> 35 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L36" class="LineNr"> 36 </span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L39" class="LineNr"> 39 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L42" class="LineNr"> 42 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L43" class="LineNr"> 43 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L44" class="LineNr"> 44 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L46" class="LineNr"> 46 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L47" class="LineNr"> 47 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . call</span> -<span id="L49" class="LineNr"> 49 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L51" class="LineNr"> 51 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxS1Comment"># . check result</span> -<span id="L53" class="LineNr"> 53 </span> 3d/compare-EAX-and 1/imm32 -<span id="L54" class="LineNr"> 54 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L55" class="LineNr"> 55 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L56" class="LineNr"> 56 </span> e8/call run-tests/disp32 -<span id="L57" class="LineNr"> 57 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L58" class="LineNr"> 58 </span> eb/jump $main:end/disp8 -<span id="L59" class="LineNr"> 59 </span><span class="Constant">$run-main</span>: -<span id="L60" class="LineNr"> 60 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L62" class="LineNr"> 62 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L63" class="LineNr"> 63 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L66" class="LineNr"> 66 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># return convert(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L69" class="LineNr"> 69 </span> 50/push-EAX/ed -<span id="L70" class="LineNr"> 70 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L71" class="LineNr"> 71 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L72" class="LineNr"> 72 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L73" class="LineNr"> 73 </span> <span class="subxS2Comment"># . . call</span> -<span id="L74" class="LineNr"> 74 </span> e8/call <a href='assort.subx.html#L87'>convert</a>/disp32 -<span id="L75" class="LineNr"> 75 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L76" class="LineNr"> 76 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L78" class="LineNr"> 78 </span> bb/copy-to-EBX 0/imm32 -<span id="L79" class="LineNr"> 79 </span><span class="Constant">$main:end</span>: -<span id="L80" class="LineNr"> 80 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L81" class="LineNr"> 81 </span> cd/syscall 0x80/imm8 -<span id="L82" class="LineNr"> 82 </span> -<span id="L83" class="LineNr"> 83 </span><span class="subxComment"># data structure:</span> -<span id="L84" class="LineNr"> 84 </span><span class="subxComment"># table: (address stream {string, (address stream byte)}) (8 bytes per row)</span> -<span id="L85" class="LineNr"> 85 </span><span class="subxComment"># inefficient; uses sequential search for looking up segments by name</span> -<span id="L86" class="LineNr"> 86 </span> -<span id="L87" class="LineNr"> 87 </span><span class="subxFunction">convert</span>: <span class="subxComment"># in : (address buffered-file), out : (address buffered-file) -> <void></span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># pseudocode:</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxComment"># var table : (address stream) = new-stream(10 rows, 8 bytes each)</span> -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># read-segments(in, table)</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment"># write-segments(out, table)</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment">#</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L94" class="LineNr"> 94 </span> 55/push-EBP -<span id="L95" class="LineNr"> 95 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L97" class="LineNr"> 97 </span> 51/push-ECX -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># var table/ECX : (address stream byte) = stream(10 * 8)</span> -<span id="L99" class="LineNr"> 99 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x50/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L100" class="LineNr">100 </span> 68/push 0x50/imm32/length -<span id="L101" class="LineNr">101 </span> 68/push 0/imm32/read -<span id="L102" class="LineNr">102 </span> 68/push 0/imm32/write -<span id="L103" class="LineNr">103 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L104" class="LineNr">104 </span> <span class="subxComment"># clear-stream(table)</span> -<span id="L105" class="LineNr">105 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L106" class="LineNr">106 </span> 51/push-ECX -<span id="L107" class="LineNr">107 </span> <span class="subxS2Comment"># . . call</span> -<span id="L108" class="LineNr">108 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L109" class="LineNr">109 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L110" class="LineNr">110 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L111" class="LineNr">111 </span><span class="Constant">$convert:<a href='../060read.subx.html#L48'>read</a></span>: -<span id="L112" class="Folded">112 </span><span class="Folded">+-- 9 lines: #? # print("read\n") -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L121" class="LineNr">121 </span> <span class="subxComment"># read-segments(in, table)</span> -<span id="L122" class="LineNr">122 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L123" class="LineNr">123 </span> 51/push-ECX -<span id="L124" class="LineNr">124 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . call</span> -<span id="L126" class="LineNr">126 </span> e8/call <a href='assort.subx.html#L456'>read-segments</a>/disp32 -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L128" class="LineNr">128 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L129" class="LineNr">129 </span><span class="Constant">$convert:<a href='../057write.subx.html#L24'>write</a></span>: -<span id="L130" class="Folded">130 </span><span class="Folded">+-- 9 lines: #? # print("write\n") ----------------------------------------------------------------------------------------------------------------------</span> -<span id="L139" class="LineNr">139 </span> <span class="subxComment"># write-segments(out, table)</span> -<span id="L140" class="LineNr">140 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L141" class="LineNr">141 </span> 51/push-ECX -<span id="L142" class="LineNr">142 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L143" class="LineNr">143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L144" class="LineNr">144 </span> e8/call <a href='assort.subx.html#L850'>write-segments</a>/disp32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L146" class="LineNr">146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L147" class="LineNr">147 </span><span class="Constant">$convert:end</span>: -<span id="L148" class="LineNr">148 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L149" class="LineNr">149 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x5c/imm32 <span class="subxComment"># add to ESP</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L151" class="LineNr">151 </span> 59/pop-to-ECX -<span id="L152" class="LineNr">152 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L153" class="LineNr">153 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L154" class="LineNr">154 </span> 5d/pop-to-EBP -<span id="L155" class="LineNr">155 </span> c3/return -<span id="L156" class="LineNr">156 </span> -<span id="L157" class="LineNr">157 </span><span class="subxTest">test-convert</span>: -<span id="L158" class="LineNr">158 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L159" class="LineNr">159 </span> 55/push-EBP -<span id="L160" class="LineNr">160 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L161" class="LineNr">161 </span> <span class="subxComment"># setup</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> 68/push _test-input-stream/imm32 -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . call</span> -<span id="L166" class="LineNr">166 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L168" class="LineNr">168 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L170" class="LineNr">170 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L171" class="LineNr">171 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L172" class="LineNr">172 </span> 05/add-to-EAX 4/imm32 -<span id="L173" class="LineNr">173 </span> 50/push-EAX -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L179" class="LineNr">179 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L180" class="LineNr">180 </span> 68/push _test-output-stream/imm32 -<span id="L181" class="LineNr">181 </span> <span class="subxS2Comment"># . . call</span> -<span id="L182" class="LineNr">182 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L184" class="LineNr">184 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L185" class="LineNr">185 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L187" class="LineNr">187 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L188" class="LineNr">188 </span> 05/add-to-EAX 4/imm32 -<span id="L189" class="LineNr">189 </span> 50/push-EAX -<span id="L190" class="LineNr">190 </span> <span class="subxS2Comment"># . . call</span> -<span id="L191" class="LineNr">191 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L192" class="LineNr">192 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L193" class="LineNr">193 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L194" class="LineNr">194 </span> <span class="subxComment"># initialize input (meta comments in parens)</span> -<span id="L195" class="LineNr">195 </span> <span class="subxComment"># # comment 1</span> -<span id="L196" class="LineNr">196 </span> <span class="subxComment"># # comment 2 indented</span> -<span id="L197" class="LineNr">197 </span> <span class="subxComment"># == code 0x09000000 (new segment)</span> -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># # comment 3 inside a segment</span> -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># 1</span> -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># (empty line)</span> -<span id="L201" class="LineNr">201 </span> <span class="subxComment"># 2 3 # comment 4 inline with other contents</span> -<span id="L202" class="LineNr">202 </span> <span class="subxComment"># == data 0x0a000000 (new segment)</span> -<span id="L203" class="LineNr">203 </span> <span class="subxComment"># 4 5/imm32</span> -<span id="L204" class="LineNr">204 </span> <span class="subxComment"># == code (existing segment but non-contiguous with previous iteration)</span> -<span id="L205" class="LineNr">205 </span> <span class="subxComment"># 6 7</span> -<span id="L206" class="LineNr">206 </span> <span class="subxComment"># 8 9 (multiple lines)</span> -<span id="L207" class="LineNr">207 </span> <span class="subxComment"># == code (existing segment contiguous with previous iteration)</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># 10 11</span> -<span id="L209" class="LineNr">209 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# comment 1\n")</span> -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L211" class="LineNr">211 </span> 68/push <span class="Constant">"# comment 1\n"</span>/imm32 -<span id="L212" class="LineNr">212 </span> 68/push _test-input-stream/imm32 -<span id="L213" class="LineNr">213 </span> <span class="subxS2Comment"># . . call</span> -<span id="L214" class="LineNr">214 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L216" class="LineNr">216 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L217" class="LineNr">217 </span> <span class="subxS1Comment"># . write(_test-input-stream, " # comment 2 indented\n")</span> -<span id="L218" class="LineNr">218 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L219" class="LineNr">219 </span> 68/push <span class="Constant">" # comment 2 indented\n"</span>/imm32 -<span id="L220" class="LineNr">220 </span> 68/push _test-input-stream/imm32 -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . call</span> -<span id="L222" class="LineNr">222 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L223" class="LineNr">223 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L224" class="LineNr">224 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L225" class="LineNr">225 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x09000000\n")</span> -<span id="L226" class="LineNr">226 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L227" class="LineNr">227 </span> 68/push <span class="Constant">"== code 0x09000000\n"</span>/imm32 -<span id="L228" class="LineNr">228 </span> 68/push _test-input-stream/imm32 -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . call</span> -<span id="L230" class="LineNr">230 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L231" class="LineNr">231 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L232" class="LineNr">232 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L233" class="LineNr">233 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# comment 3 inside a segment\n")</span> -<span id="L234" class="LineNr">234 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L235" class="LineNr">235 </span> 68/push <span class="Constant">"# comment 3 inside a segment\n"</span>/imm32 -<span id="L236" class="LineNr">236 </span> 68/push _test-input-stream/imm32 -<span id="L237" class="LineNr">237 </span> <span class="subxS2Comment"># . . call</span> -<span id="L238" class="LineNr">238 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L239" class="LineNr">239 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L240" class="LineNr">240 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L241" class="LineNr">241 </span> <span class="subxS1Comment"># . write(_test-input-stream, "1\n")</span> -<span id="L242" class="LineNr">242 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L243" class="LineNr">243 </span> 68/push <span class="Constant">"1\n"</span>/imm32 -<span id="L244" class="LineNr">244 </span> 68/push _test-input-stream/imm32 -<span id="L245" class="LineNr">245 </span> <span class="subxS2Comment"># . . call</span> -<span id="L246" class="LineNr">246 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L247" class="LineNr">247 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L248" class="LineNr">248 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L249" class="LineNr">249 </span> <span class="subxS1Comment"># . write(_test-input-stream, "\n") # empty line</span> -<span id="L250" class="LineNr">250 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L251" class="LineNr">251 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L252" class="LineNr">252 </span> 68/push _test-input-stream/imm32 -<span id="L253" class="LineNr">253 </span> <span class="subxS2Comment"># . . call</span> -<span id="L254" class="LineNr">254 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L256" class="LineNr">256 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L257" class="LineNr">257 </span> <span class="subxS1Comment"># . write(_test-input-stream, "2 3 # comment 4 inline with other contents\n")</span> -<span id="L258" class="LineNr">258 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L259" class="LineNr">259 </span> 68/push <span class="Constant">"2 3 # comment 4 inline with other contents\n"</span>/imm32 -<span id="L260" class="LineNr">260 </span> 68/push _test-input-stream/imm32 -<span id="L261" class="LineNr">261 </span> <span class="subxS2Comment"># . . call</span> -<span id="L262" class="LineNr">262 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L263" class="LineNr">263 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L264" class="LineNr">264 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L265" class="LineNr">265 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x0a000000\n")</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L267" class="LineNr">267 </span> 68/push <span class="Constant">"== data 0x0a000000\n"</span>/imm32 -<span id="L268" class="LineNr">268 </span> 68/push _test-input-stream/imm32 -<span id="L269" class="LineNr">269 </span> <span class="subxS2Comment"># . . call</span> -<span id="L270" class="LineNr">270 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L271" class="LineNr">271 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L272" class="LineNr">272 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L273" class="LineNr">273 </span> <span class="subxS1Comment"># . write(_test-input-stream, "4 5/imm32\n")</span> -<span id="L274" class="LineNr">274 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L275" class="LineNr">275 </span> 68/push <span class="Constant">"4 5/imm32\n"</span>/imm32 -<span id="L276" class="LineNr">276 </span> 68/push _test-input-stream/imm32 -<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . call</span> -<span id="L278" class="LineNr">278 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L279" class="LineNr">279 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L280" class="LineNr">280 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L281" class="LineNr">281 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code\n")</span> -<span id="L282" class="LineNr">282 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L283" class="LineNr">283 </span> 68/push <span class="Constant">"== code\n"</span>/imm32 -<span id="L284" class="LineNr">284 </span> 68/push _test-input-stream/imm32 -<span id="L285" class="LineNr">285 </span> <span class="subxS2Comment"># . . call</span> -<span id="L286" class="LineNr">286 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L287" class="LineNr">287 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L288" class="LineNr">288 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L289" class="LineNr">289 </span> <span class="subxS1Comment"># . write(_test-input-stream, "6 7\n")</span> -<span id="L290" class="LineNr">290 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L291" class="LineNr">291 </span> 68/push <span class="Constant">"6 7\n"</span>/imm32 -<span id="L292" class="LineNr">292 </span> 68/push _test-input-stream/imm32 -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . call</span> -<span id="L294" class="LineNr">294 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L295" class="LineNr">295 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L296" class="LineNr">296 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L297" class="LineNr">297 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8 9\n")</span> -<span id="L298" class="LineNr">298 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L299" class="LineNr">299 </span> 68/push <span class="Constant">"8 9\n"</span>/imm32 -<span id="L300" class="LineNr">300 </span> 68/push _test-input-stream/imm32 -<span id="L301" class="LineNr">301 </span> <span class="subxS2Comment"># . . call</span> -<span id="L302" class="LineNr">302 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L303" class="LineNr">303 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L304" class="LineNr">304 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L305" class="LineNr">305 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code\n")</span> -<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L307" class="LineNr">307 </span> 68/push <span class="Constant">"== code\n"</span>/imm32 -<span id="L308" class="LineNr">308 </span> 68/push _test-input-stream/imm32 -<span id="L309" class="LineNr">309 </span> <span class="subxS2Comment"># . . call</span> -<span id="L310" class="LineNr">310 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L311" class="LineNr">311 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L312" class="LineNr">312 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L313" class="LineNr">313 </span> <span class="subxS1Comment"># . write(_test-input-stream, "10 11\n")</span> -<span id="L314" class="LineNr">314 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L315" class="LineNr">315 </span> 68/push <span class="Constant">"10 11\n"</span>/imm32 -<span id="L316" class="LineNr">316 </span> 68/push _test-input-stream/imm32 -<span id="L317" class="LineNr">317 </span> <span class="subxS2Comment"># . . call</span> -<span id="L318" class="LineNr">318 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L319" class="LineNr">319 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L320" class="LineNr">320 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L321" class="LineNr">321 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L322" class="LineNr">322 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L323" class="LineNr">323 </span> 68/push _test-output-buffered-file/imm32 -<span id="L324" class="LineNr">324 </span> 68/push _test-input-buffered-file/imm32 -<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . call</span> -<span id="L326" class="LineNr">326 </span> e8/call <a href='assort.subx.html#L87'>convert</a>/disp32 -<span id="L327" class="LineNr">327 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L328" class="LineNr">328 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L329" class="LineNr">329 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L330" class="LineNr">330 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L331" class="LineNr">331 </span> 68/push _test-output-buffered-file/imm32 -<span id="L332" class="LineNr">332 </span> <span class="subxS2Comment"># . . call</span> -<span id="L333" class="LineNr">333 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L334" class="LineNr">334 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L335" class="LineNr">335 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L336" class="LineNr">336 </span> <span class="subxComment"># check output</span> -<span id="L337" class="LineNr">337 </span> <span class="subxComment"># == code 0x09000000</span> -<span id="L338" class="LineNr">338 </span> <span class="subxComment"># 1</span> -<span id="L339" class="LineNr">339 </span> <span class="subxComment"># 2 3 # comment 4 inline with other contents</span> -<span id="L340" class="LineNr">340 </span> <span class="subxComment"># 6 7</span> -<span id="L341" class="LineNr">341 </span> <span class="subxComment"># 8 9</span> -<span id="L342" class="LineNr">342 </span> <span class="subxComment"># 10 11</span> -<span id="L343" class="LineNr">343 </span> <span class="subxComment"># == data 0x0a000000</span> -<span id="L344" class="LineNr">344 </span> <span class="subxComment"># 4 5/imm32</span> -<span id="L345" class="Folded">345 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L378" class="LineNr">378 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== code 0x09000000", msg)</span> -<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L380" class="LineNr">380 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/0"</span>/imm32 -<span id="L381" class="LineNr">381 </span> 68/push <span class="Constant">"== code 0x09000000"</span>/imm32 -<span id="L382" class="LineNr">382 </span> 68/push _test-output-stream/imm32 -<span id="L383" class="LineNr">383 </span> <span class="subxS2Comment"># . . call</span> -<span id="L384" class="LineNr">384 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L385" class="LineNr">385 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L386" class="LineNr">386 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L387" class="LineNr">387 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "1", msg)</span> -<span id="L388" class="LineNr">388 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L389" class="LineNr">389 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/1"</span>/imm32 -<span id="L390" class="LineNr">390 </span> 68/push <span class="Constant">"1"</span>/imm32 -<span id="L391" class="LineNr">391 </span> 68/push _test-output-stream/imm32 -<span id="L392" class="LineNr">392 </span> <span class="subxS2Comment"># . . call</span> -<span id="L393" class="LineNr">393 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L394" class="LineNr">394 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L395" class="LineNr">395 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L396" class="LineNr">396 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "2 3 # comment 4 inline with other contents", msg)</span> -<span id="L397" class="LineNr">397 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L398" class="LineNr">398 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/2"</span>/imm32 -<span id="L399" class="LineNr">399 </span> 68/push <span class="Constant">"2 3 # comment 4 inline with other contents"</span>/imm32 -<span id="L400" class="LineNr">400 </span> 68/push _test-output-stream/imm32 -<span id="L401" class="LineNr">401 </span> <span class="subxS2Comment"># . . call</span> -<span id="L402" class="LineNr">402 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L403" class="LineNr">403 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L404" class="LineNr">404 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L405" class="LineNr">405 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "6 7", msg)</span> -<span id="L406" class="LineNr">406 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L407" class="LineNr">407 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/3"</span>/imm32 -<span id="L408" class="LineNr">408 </span> 68/push <span class="Constant">"6 7"</span>/imm32 -<span id="L409" class="LineNr">409 </span> 68/push _test-output-stream/imm32 -<span id="L410" class="LineNr">410 </span> <span class="subxS2Comment"># . . call</span> -<span id="L411" class="LineNr">411 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L412" class="LineNr">412 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L413" class="LineNr">413 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L414" class="LineNr">414 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "8 9", msg)</span> -<span id="L415" class="LineNr">415 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L416" class="LineNr">416 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/4"</span>/imm32 -<span id="L417" class="LineNr">417 </span> 68/push <span class="Constant">"8 9"</span>/imm32 -<span id="L418" class="LineNr">418 </span> 68/push _test-output-stream/imm32 -<span id="L419" class="LineNr">419 </span> <span class="subxS2Comment"># . . call</span> -<span id="L420" class="LineNr">420 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L421" class="LineNr">421 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L422" class="LineNr">422 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L423" class="LineNr">423 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "10 11", msg)</span> -<span id="L424" class="LineNr">424 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L425" class="LineNr">425 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/5"</span>/imm32 -<span id="L426" class="LineNr">426 </span> 68/push <span class="Constant">"10 11"</span>/imm32 -<span id="L427" class="LineNr">427 </span> 68/push _test-output-stream/imm32 -<span id="L428" class="LineNr">428 </span> <span class="subxS2Comment"># . . call</span> -<span id="L429" class="LineNr">429 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L430" class="LineNr">430 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L431" class="LineNr">431 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L432" class="LineNr">432 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== data 0x0a000000", msg)</span> -<span id="L433" class="LineNr">433 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L434" class="LineNr">434 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/6"</span>/imm32 -<span id="L435" class="LineNr">435 </span> 68/push <span class="Constant">"== data 0x0a000000"</span>/imm32 -<span id="L436" class="LineNr">436 </span> 68/push _test-output-stream/imm32 -<span id="L437" class="LineNr">437 </span> <span class="subxS2Comment"># . . call</span> -<span id="L438" class="LineNr">438 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L439" class="LineNr">439 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L440" class="LineNr">440 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L441" class="LineNr">441 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "4 5/imm32", msg)</span> -<span id="L442" class="LineNr">442 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L443" class="LineNr">443 </span> 68/push <span class="Constant">"F - <a href='assort.subx.html#L157'>test-convert</a>/7"</span>/imm32 -<span id="L444" class="LineNr">444 </span> 68/push <span class="Constant">"4 5/imm32"</span>/imm32 -<span id="L445" class="LineNr">445 </span> 68/push _test-output-stream/imm32 -<span id="L446" class="LineNr">446 </span> <span class="subxS2Comment"># . . call</span> -<span id="L447" class="LineNr">447 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L448" class="LineNr">448 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L449" class="LineNr">449 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L450" class="LineNr">450 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L451" class="LineNr">451 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L452" class="LineNr">452 </span> 5d/pop-to-EBP -<span id="L453" class="LineNr">453 </span> c3/return -<span id="L454" class="LineNr">454 </span> -<span id="L455" class="LineNr">455 </span><span class="subxComment"># beware: leaks memory (one name per segment read)</span> -<span id="L456" class="LineNr">456 </span><span class="subxFunction">read-segments</span>: <span class="subxComment"># in : (address buffered-file), table : (address stream {string, (address stream byte)})</span> -<span id="L457" class="LineNr">457 </span> <span class="subxComment"># pseudocode:</span> -<span id="L458" class="LineNr">458 </span> <span class="subxComment"># var curr-segment = null</span> -<span id="L459" class="LineNr">459 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L460" class="LineNr">460 </span> <span class="subxComment"># while true</span> -<span id="L461" class="LineNr">461 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L462" class="LineNr">462 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L463" class="LineNr">463 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L464" class="LineNr">464 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L465" class="LineNr">465 </span> <span class="subxComment"># if slice-empty?(word-slice) # whitespace</span> -<span id="L466" class="LineNr">466 </span> <span class="subxComment"># continue</span> -<span id="L467" class="LineNr">467 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L468" class="LineNr">468 </span> <span class="subxComment"># continue</span> -<span id="L469" class="LineNr">469 </span> <span class="subxComment"># if slice-equal?(word-slice, "==")</span> -<span id="L470" class="LineNr">470 </span> <span class="subxComment"># var segment-name = next-word(line)</span> -<span id="L471" class="LineNr">471 </span> <span class="subxComment"># segment-slot = leaky-get-or-insert-slice(table, segment-name, row-size=8)</span> -<span id="L472" class="LineNr">472 </span> <span class="subxComment"># curr-segment = *segment-slot</span> -<span id="L473" class="LineNr">473 </span> <span class="subxComment"># if curr-segment != 0</span> -<span id="L474" class="LineNr">474 </span> <span class="subxComment"># continue</span> -<span id="L475" class="LineNr">475 </span> <span class="subxComment"># curr-segment = new-stream(Segment-size)</span> -<span id="L476" class="LineNr">476 </span> <span class="subxComment"># *segment-slot = curr-segment</span> -<span id="L477" class="LineNr">477 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L478" class="LineNr">478 </span> <span class="subxComment"># write-stream(curr-segment, line) # abort if curr-segment overflows</span> -<span id="L479" class="LineNr">479 </span> <span class="subxComment">#</span> -<span id="L480" class="LineNr">480 </span> <span class="subxComment"># word-slice and segment-name are both slices with disjoint lifetimes, so</span> -<span id="L481" class="LineNr">481 </span> <span class="subxComment"># we'll use the same address for them.</span> -<span id="L482" class="LineNr">482 </span> <span class="subxComment">#</span> -<span id="L483" class="LineNr">483 </span> <span class="subxComment"># registers:</span> -<span id="L484" class="LineNr">484 </span> <span class="subxComment"># line: ECX</span> -<span id="L485" class="LineNr">485 </span> <span class="subxComment"># word-slice and segment-name: EDX</span> -<span id="L486" class="LineNr">486 </span> <span class="subxComment"># segment-name and curr-segment: EBX</span> -<span id="L487" class="LineNr">487 </span> <span class="subxComment"># word-slice->start: ESI</span> -<span id="L488" class="LineNr">488 </span> <span class="subxComment"># temporary: EAX</span> -<span id="L489" class="LineNr">489 </span> <span class="subxComment">#</span> -<span id="L490" class="LineNr">490 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L491" class="LineNr">491 </span> 55/push-EBP -<span id="L492" class="LineNr">492 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L493" class="LineNr">493 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L494" class="LineNr">494 </span> 50/push-EAX -<span id="L495" class="LineNr">495 </span> 51/push-ECX -<span id="L496" class="LineNr">496 </span> 52/push-EDX -<span id="L497" class="LineNr">497 </span> 53/push-EBX -<span id="L498" class="LineNr">498 </span> 56/push-ESI -<span id="L499" class="LineNr">499 </span> <span class="subxComment"># var line/ECX : (address stream byte) = stream(512)</span> -<span id="L500" class="LineNr">500 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x200/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L501" class="LineNr">501 </span> 68/push 0x200/imm32/length -<span id="L502" class="LineNr">502 </span> 68/push 0/imm32/read -<span id="L503" class="LineNr">503 </span> 68/push 0/imm32/write -<span id="L504" class="LineNr">504 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L505" class="LineNr">505 </span> <span class="subxComment"># var word-slice/EDX = {0, 0}</span> -<span id="L506" class="LineNr">506 </span> 68/push 0/imm32/end -<span id="L507" class="LineNr">507 </span> 68/push 0/imm32/start -<span id="L508" class="LineNr">508 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L509" class="LineNr">509 </span><span class="Constant">$read-segments:loop</span>: -<span id="L510" class="LineNr">510 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L511" class="LineNr">511 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L512" class="LineNr">512 </span> 51/push-ECX -<span id="L513" class="LineNr">513 </span> <span class="subxS2Comment"># . . call</span> -<span id="L514" class="LineNr">514 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L515" class="LineNr">515 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L516" class="LineNr">516 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L517" class="LineNr">517 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L518" class="LineNr">518 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L519" class="LineNr">519 </span> 51/push-ECX -<span id="L520" class="LineNr">520 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L521" class="LineNr">521 </span> <span class="subxS2Comment"># . . call</span> -<span id="L522" class="LineNr">522 </span> e8/call <a href='../071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L523" class="LineNr">523 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L524" class="LineNr">524 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L525" class="LineNr">525 </span><span class="Constant">$read-segments:check0</span>: -<span id="L526" class="LineNr">526 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L527" class="LineNr">527 </span> 81 7/subop/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *ECX</span> -<span id="L528" class="LineNr">528 </span> 0f 84/jump-if-equal $read-segments:break/disp32 -<span id="L529" class="Folded">529 </span><span class="Folded">+-- 33 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L562" class="LineNr">562 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L563" class="LineNr">563 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L564" class="LineNr">564 </span> 52/push-EDX -<span id="L565" class="LineNr">565 </span> 51/push-ECX -<span id="L566" class="LineNr">566 </span> <span class="subxS2Comment"># . . call</span> -<span id="L567" class="LineNr">567 </span> e8/call next-word/disp32 -<span id="L568" class="LineNr">568 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L569" class="LineNr">569 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L570" class="LineNr">570 </span><span class="Constant">$read-segments:check1</span>: -<span id="L571" class="Folded">571 </span><span class="Folded">+-- 9 lines: #? # print("check1\n") ---------------------------------------------------------------------------------------------------------------------</span> -<span id="L580" class="LineNr">580 </span> <span class="subxComment"># if (slice-empty?(word-slice)) continue</span> -<span id="L581" class="LineNr">581 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L582" class="LineNr">582 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L583" class="LineNr">583 </span> 52/push-EDX -<span id="L584" class="LineNr">584 </span> <span class="subxS2Comment"># . . call</span> -<span id="L585" class="LineNr">585 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L586" class="LineNr">586 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L587" class="LineNr">587 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L588" class="LineNr">588 </span> <span class="subxS1Comment"># . if (EAX != 0) continue</span> -<span id="L589" class="LineNr">589 </span> 3d/compare-EAX-and 0/imm32 -<span id="L590" class="LineNr">590 </span> 0f 85/jump-if-not-equal $read-segments:loop/disp32 -<span id="L591" class="LineNr">591 </span><span class="Constant">$read-segments:check-for-comment</span>: -<span id="L592" class="Folded">592 </span><span class="Folded">+-- 9 lines: #? # print("check for comment\n") ----------------------------------------------------------------------------------------------------------</span> -<span id="L601" class="LineNr">601 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) continue</span> -<span id="L602" class="LineNr">602 </span> <span class="subxS1Comment"># . start/ESI = word-slice->start</span> -<span id="L603" class="LineNr">603 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to ESI</span> -<span id="L604" class="LineNr">604 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L605" class="LineNr">605 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L606" class="LineNr">606 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L607" class="LineNr">607 </span> <span class="subxS1Comment"># . if (EAX == '#') continue</span> -<span id="L608" class="LineNr">608 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L609" class="LineNr">609 </span> 0f 84/jump-if-equal $read-segments:loop/disp32 -<span id="L610" class="LineNr">610 </span><span class="Constant">$read-segments:check-for-segment-header</span>: -<span id="L611" class="Folded">611 </span><span class="Folded">+-- 9 lines: #? # print("check for segment header\n") ---------------------------------------------------------------------------------------------------</span> -<span id="L620" class="Folded">620 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L662" class="LineNr">662 </span> <span class="subxComment"># if !slice-equal?(word-slice, "==") goto next check</span> -<span id="L663" class="LineNr">663 </span> <span class="subxS1Comment"># . EAX = slice-equal?(word-slice, "==")</span> -<span id="L664" class="LineNr">664 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L665" class="LineNr">665 </span> 68/push <span class="Constant">"=="</span>/imm32 -<span id="L666" class="LineNr">666 </span> 52/push-EDX -<span id="L667" class="LineNr">667 </span> <span class="subxS2Comment"># . . call</span> -<span id="L668" class="LineNr">668 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L669" class="LineNr">669 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L670" class="LineNr">670 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L671" class="LineNr">671 </span> <span class="subxS1Comment"># . if (EAX == 0) goto check3</span> -<span id="L672" class="LineNr">672 </span> 3d/compare-EAX-and 0/imm32 -<span id="L673" class="LineNr">673 </span> 0f 84/jump-if-equal $read-segments:regular-line/disp32 -<span id="L674" class="LineNr">674 </span> <span class="subxComment"># segment-name = next-word(line)</span> -<span id="L675" class="LineNr">675 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L676" class="LineNr">676 </span> 52/push-EDX -<span id="L677" class="LineNr">677 </span> 51/push-ECX -<span id="L678" class="LineNr">678 </span> <span class="subxS2Comment"># . . call</span> -<span id="L679" class="LineNr">679 </span> e8/call next-word/disp32 -<span id="L680" class="LineNr">680 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L681" class="LineNr">681 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L682" class="Folded">682 </span><span class="Folded">+-- 42 lines: #? # dump segment name ---------------------------------------------------------------------------------------------------------------------</span> -<span id="L724" class="LineNr">724 </span> <span class="subxComment"># segment-slot/EAX = leaky-get-or-insert-slice(table, segment-name, row-size=8)</span> -<span id="L725" class="LineNr">725 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L726" class="LineNr">726 </span> 68/push 8/imm32/row-size -<span id="L727" class="LineNr">727 </span> 52/push-EDX -<span id="L728" class="LineNr">728 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L729" class="LineNr">729 </span> <span class="subxS2Comment"># . . call</span> -<span id="L730" class="LineNr">730 </span> e8/call leaky-get-or-insert-slice/disp32 -<span id="L731" class="LineNr">731 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L732" class="LineNr">732 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L733" class="LineNr">733 </span> <span class="subxComment"># curr-segment = *segment-slot</span> -<span id="L734" class="LineNr">734 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EBX</span> -<span id="L735" class="LineNr">735 </span> <span class="subxComment"># if (curr-segment != 0) continue</span> -<span id="L736" class="LineNr">736 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EBX</span> -<span id="L737" class="LineNr">737 </span> 0f 85/jump-if-not-equal $read-segments:loop/disp32 -<span id="L738" class="LineNr">738 </span> <span class="subxComment"># curr-segment = new-stream(Heap, Segment-size, 1)</span> -<span id="L739" class="LineNr">739 </span> <span class="subxS1Comment"># . save segment-slot</span> -<span id="L740" class="LineNr">740 </span> 50/push-EAX -<span id="L741" class="LineNr">741 </span> <span class="subxS1Comment"># . EAX = new-stream(Heap, Segment-size, 1)</span> -<span id="L742" class="LineNr">742 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L743" class="LineNr">743 </span> 68/push 1/imm32 -<span id="L744" class="LineNr">744 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Segment-size</span>/disp32 <span class="subxComment"># push *Segment-size</span> -<span id="L745" class="LineNr">745 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L746" class="LineNr">746 </span> <span class="subxS2Comment"># . . call</span> -<span id="L747" class="LineNr">747 </span> e8/call <a href='../070new-stream.subx.html#L8'>new-stream</a>/disp32 -<span id="L748" class="LineNr">748 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L749" class="LineNr">749 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L750" class="LineNr">750 </span> <span class="subxS1Comment"># . curr-segment = EAX</span> -<span id="L751" class="LineNr">751 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L752" class="LineNr">752 </span> <span class="subxS1Comment"># . restore segment-slot</span> -<span id="L753" class="LineNr">753 </span> 58/pop-to-EAX -<span id="L754" class="LineNr">754 </span> <span class="subxComment"># *segment-slot = curr-segment</span> -<span id="L755" class="LineNr">755 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *EAX</span> -<span id="L756" class="LineNr">756 </span> <span class="subxComment"># fall through</span> -<span id="L757" class="LineNr">757 </span><span class="Constant">$read-segments:regular-line</span>: -<span id="L758" class="Folded">758 </span><span class="Folded">+-- 9 lines: #? # print("regular line\n") ---------------------------------------------------------------------------------------------------------------</span> -<span id="L767" class="Folded">767 </span><span class="Folded">+-- 33 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L800" class="LineNr">800 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L801" class="LineNr">801 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L802" class="LineNr">802 </span> 51/push-ECX -<span id="L803" class="LineNr">803 </span> <span class="subxS2Comment"># . . call</span> -<span id="L804" class="LineNr">804 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L805" class="LineNr">805 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L806" class="LineNr">806 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L807" class="Folded">807 </span><span class="Folded">+-- 9 lines: #? # print("write stream\n") ---------------------------------------------------------------------------------------------------------------</span> -<span id="L816" class="LineNr">816 </span> <span class="subxComment"># write-stream(curr-segment, line)</span> -<span id="L817" class="LineNr">817 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L818" class="LineNr">818 </span> 51/push-ECX -<span id="L819" class="LineNr">819 </span> 53/push-EBX -<span id="L820" class="LineNr">820 </span> <span class="subxS2Comment"># . . call</span> -<span id="L821" class="LineNr">821 </span> e8/call <a href='../062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L822" class="LineNr">822 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L823" class="LineNr">823 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L824" class="LineNr">824 </span> <span class="subxComment"># loop</span> -<span id="L825" class="Folded">825 </span><span class="Folded">+-- 9 lines: #? # print("loop\n") -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L834" class="LineNr">834 </span> e9/jump $read-segments:loop/disp32 -<span id="L835" class="LineNr">835 </span><span class="Constant">$read-segments:break</span>: -<span id="L836" class="LineNr">836 </span><span class="Constant">$read-segments:end</span>: -<span id="L837" class="LineNr">837 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L838" class="LineNr">838 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x214/imm32 <span class="subxComment"># add to ESP</span> -<span id="L839" class="LineNr">839 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L840" class="LineNr">840 </span> 5e/pop-to-ESI -<span id="L841" class="LineNr">841 </span> 5b/pop-to-EBX -<span id="L842" class="LineNr">842 </span> 5a/pop-to-EDX -<span id="L843" class="LineNr">843 </span> 59/pop-to-ECX -<span id="L844" class="LineNr">844 </span> 58/pop-to-EAX -<span id="L845" class="LineNr">845 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L846" class="LineNr">846 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L847" class="LineNr">847 </span> 5d/pop-to-EBP -<span id="L848" class="LineNr">848 </span> c3/return -<span id="L849" class="LineNr">849 </span> -<span id="L850" class="LineNr">850 </span><span class="subxFunction">write-segments</span>: <span class="subxComment"># out : (address buffered-file), table : (address stream {string, (address stream byte)})</span> -<span id="L851" class="LineNr">851 </span> <span class="subxComment"># pseudocode:</span> -<span id="L852" class="LineNr">852 </span> <span class="subxComment"># var curr = table->data</span> -<span id="L853" class="LineNr">853 </span> <span class="subxComment"># var max = table->data + table->write</span> -<span id="L854" class="LineNr">854 </span> <span class="subxComment"># while curr < max</span> -<span id="L855" class="LineNr">855 </span> <span class="subxComment"># stream = table[i].stream</span> -<span id="L856" class="LineNr">856 </span> <span class="subxComment"># write-stream-data(out, stream)</span> -<span id="L857" class="LineNr">857 </span> <span class="subxComment"># curr += 8</span> -<span id="L858" class="LineNr">858 </span> <span class="subxComment"># flush(out)</span> -<span id="L859" class="LineNr">859 </span> <span class="subxComment">#</span> -<span id="L860" class="LineNr">860 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L861" class="LineNr">861 </span> 55/push-EBP -<span id="L862" class="LineNr">862 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L863" class="LineNr">863 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L864" class="LineNr">864 </span> 50/push-EAX -<span id="L865" class="LineNr">865 </span> 52/push-EDX -<span id="L866" class="LineNr">866 </span> 56/push-ESI -<span id="L867" class="LineNr">867 </span> <span class="subxComment"># ESI = table</span> -<span id="L868" class="LineNr">868 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L869" class="LineNr">869 </span> <span class="subxComment"># write/EDX = table->write</span> -<span id="L870" class="LineNr">870 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L871" class="LineNr">871 </span> <span class="subxComment"># curr/ESI = table->data</span> -<span id="L872" class="LineNr">872 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to EAX</span> -<span id="L873" class="LineNr">873 </span> <span class="subxComment"># max/EDX = curr + write</span> -<span id="L874" class="LineNr">874 </span> 01/add 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ESI to EDX</span> -<span id="L875" class="LineNr">875 </span><span class="Constant">$write-segments:loop</span>: -<span id="L876" class="LineNr">876 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L877" class="LineNr">877 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ESI with EDX</span> -<span id="L878" class="LineNr">878 </span> 73/jump-if-greater-or-equal-unsigned $write-segments:break/disp8 -<span id="L879" class="LineNr">879 </span> <span class="subxComment"># stream/EAX = table[i].stream</span> -<span id="L880" class="LineNr">880 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L881" class="LineNr">881 </span> <span class="subxComment"># write-stream-data(out, stream)</span> -<span id="L882" class="LineNr">882 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L883" class="LineNr">883 </span> 50/push-EAX -<span id="L884" class="LineNr">884 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L885" class="LineNr">885 </span> <span class="subxS2Comment"># . . call</span> -<span id="L886" class="LineNr">886 </span> e8/call write-stream-data/disp32 -<span id="L887" class="LineNr">887 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L888" class="LineNr">888 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L889" class="LineNr">889 </span><span class="Constant">$write-segments:continue</span>: -<span id="L890" class="LineNr">890 </span> <span class="subxComment"># curr += 8</span> -<span id="L891" class="LineNr">891 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESI</span> -<span id="L892" class="LineNr">892 </span> eb/jump $write-segments:loop/disp8 -<span id="L893" class="LineNr">893 </span><span class="Constant">$write-segments:break</span>: -<span id="L894" class="LineNr">894 </span> <span class="subxComment"># flush(out)</span> -<span id="L895" class="LineNr">895 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L896" class="LineNr">896 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L897" class="LineNr">897 </span> <span class="subxS2Comment"># . . call</span> -<span id="L898" class="LineNr">898 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L899" class="LineNr">899 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L900" class="LineNr">900 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L901" class="LineNr">901 </span><span class="Constant">$write-segments:end</span>: -<span id="L902" class="LineNr">902 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L903" class="LineNr">903 </span> 5e/pop-to-ESI -<span id="L904" class="LineNr">904 </span> 5a/pop-to-EDX -<span id="L905" class="LineNr">905 </span> 58/pop-to-EAX -<span id="L906" class="LineNr">906 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L907" class="LineNr">907 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L908" class="LineNr">908 </span> 5d/pop-to-EBP -<span id="L909" class="LineNr">909 </span> c3/return -<span id="L910" class="LineNr">910 </span> -<span id="L911" class="LineNr">911 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/crenshaw2-1.subx.html b/html/subx/apps/crenshaw2-1.subx.html deleted file mode 100644 index c7f3c335..00000000 --- a/html/subx/apps/crenshaw2-1.subx.html +++ /dev/null @@ -1,651 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/crenshaw2-1.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/crenshaw2-1.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/crenshaw2-1.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Port of <a href="https://github.com/akkartik/crenshaw/blob/master/tutor2.1.pas">https://github.com/akkartik/crenshaw/blob/master/tutor2.1.pas</a></span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># which corresponds to the section "single digits" in <a href="https://compilers.iecc.com/crenshaw/tutor2.txt">https://compilers.iecc.com/crenshaw/tutor2.txt</a></span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># except that we support hex digits.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx translate *.subx apps/crenshaw2-1.subx -o apps/crenshaw2-1</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo '3' |./subx run apps/crenshaw2-1</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># Expected output:</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># # syscall(exit, 3)</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># bb/copy-to-EBX 3/imm32</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># b8/copy-to-EAX 1/imm32/exit</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># cd/syscall 0x80/imm8</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment">#</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># To run the generated output:</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># $ echo '3' |./subx run apps/crenshaw2-1 > z1.subx</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># $ ./subx translate z1.subx -o z1</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># $ ./subx run z1</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># $ echo $?</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># 3</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment">#</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment"># Stdin must contain just a single hex digit. Other input will print an error:</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># $ echo 'xyz' |./subx run apps/crenshaw2-1</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># Error: integer expected</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment">#</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># Names in this file sometimes follow Crenshaw's original rather than my usual</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># naming conventions.</span> -<span id="L27" class="LineNr"> 27 </span> -<span id="L28" class="LineNr"> 28 </span>== code -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run tests if necessary, call 'compile' if not</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># initialize heap</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L37" class="LineNr"> 37 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L38" class="LineNr"> 38 </span> 68/push 0x10000/imm32/64KB -<span id="L39" class="LineNr"> 39 </span> <span class="subxS2Comment"># . . call</span> -<span id="L40" class="LineNr"> 40 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L41" class="LineNr"> 41 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L42" class="LineNr"> 42 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L43" class="LineNr"> 43 </span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L45" class="LineNr"> 45 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L48" class="LineNr"> 48 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L49" class="LineNr"> 49 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L52" class="LineNr"> 52 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L53" class="LineNr"> 53 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . call</span> -<span id="L55" class="LineNr"> 55 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L57" class="LineNr"> 57 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS1Comment"># . check result</span> -<span id="L59" class="LineNr"> 59 </span> 3d/compare-EAX-and 1/imm32 -<span id="L60" class="LineNr"> 60 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L61" class="LineNr"> 61 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L62" class="LineNr"> 62 </span> e8/call run-tests/disp32 -<span id="L63" class="LineNr"> 63 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L64" class="LineNr"> 64 </span> eb/jump $main:end/disp8 -<span id="L65" class="LineNr"> 65 </span><span class="Constant">$run-main</span>: -<span id="L66" class="LineNr"> 66 </span> <span class="subxH1Comment"># - otherwise read a program from stdin and emit its translation to stdout</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L68" class="LineNr"> 68 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L69" class="LineNr"> 69 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L72" class="LineNr"> 72 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># return compile(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L75" class="LineNr"> 75 </span> 50/push-EAX/ed -<span id="L76" class="LineNr"> 76 </span> 68/push 2/imm32/stderr -<span id="L77" class="LineNr"> 77 </span> 68/push 1/imm32/stdout -<span id="L78" class="LineNr"> 78 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . call</span> -<span id="L80" class="LineNr"> 80 </span> e8/call <a href='crenshaw2-1.subx.html#L90'>compile</a>/disp32 -<span id="L81" class="LineNr"> 81 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L82" class="LineNr"> 82 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L84" class="LineNr"> 84 </span> bb/copy-to-EBX 0/imm32 -<span id="L85" class="LineNr"> 85 </span><span class="Constant">$main:end</span>: -<span id="L86" class="LineNr"> 86 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L87" class="LineNr"> 87 </span> cd/syscall 0x80/imm8 -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="subxComment"># the main entry point</span> -<span id="L90" class="LineNr"> 90 </span><span class="subxFunction">compile</span>: <span class="subxComment"># in : (address buffered-file), out : fd or (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void></span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L92" class="LineNr"> 92 </span> 55/push-EBP -<span id="L93" class="LineNr"> 93 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L95" class="LineNr"> 95 </span> 50/push-EAX -<span id="L96" class="LineNr"> 96 </span> 51/push-ECX -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># prime the pump</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxS1Comment"># . Look = get-char(in)</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L100" class="LineNr">100 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='crenshaw2-1.subx.html#L514'>get-char</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># var num/ECX : (address stream) on the stack</span> -<span id="L106" class="LineNr">106 </span> <span class="subxComment"># Numbers can be 32 bits or 8 hex bytes long. One of them will be in 'Look', so we need space for 7 bytes.</span> -<span id="L107" class="LineNr">107 </span> <span class="subxComment"># Sizing the stream just right buys us overflow-handling for free inside 'get-num'.</span> -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># Add 12 bytes for 'read', 'write' and 'length' fields, for a total of 19 bytes, or 0x13 in hex.</span> -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># The stack pointer is no longer aligned, so dump_stack() can be misleading past this point.</span> -<span id="L110" class="LineNr">110 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x13/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L111" class="LineNr">111 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L112" class="LineNr">112 </span> <span class="subxComment"># initialize the stream</span> -<span id="L113" class="LineNr">113 </span> <span class="subxS1Comment"># . num->length = 7</span> -<span id="L114" class="LineNr">114 </span> c7 0/subop/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 7/imm32 <span class="subxComment"># copy to *(ECX+8)</span> -<span id="L115" class="LineNr">115 </span> <span class="subxS1Comment"># . clear-stream(num)</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L117" class="LineNr">117 </span> 51/push-ECX -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . call</span> -<span id="L119" class="LineNr">119 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L120" class="LineNr">120 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L121" class="LineNr">121 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L122" class="LineNr">122 </span> <span class="subxComment"># read a digit from 'in' into 'num'</span> -<span id="L123" class="LineNr">123 </span> <span class="subxS1Comment"># . get-num(in, num, err, ed)</span> -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L125" class="LineNr">125 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L126" class="LineNr">126 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L127" class="LineNr">127 </span> 51/push-ECX/num -<span id="L128" class="LineNr">128 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . call</span> -<span id="L130" class="LineNr">130 </span> e8/call <a href='crenshaw2-1.subx.html#L190'>get-num</a>/disp32 -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L132" class="LineNr">132 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L133" class="LineNr">133 </span> <span class="subxComment"># render 'num' into the following template on 'out':</span> -<span id="L134" class="LineNr">134 </span> <span class="subxComment"># bb/copy-to-EBX _num_</span> -<span id="L135" class="LineNr">135 </span> <span class="subxComment"># b8/copy-to-EAX 1/imm32/exit</span> -<span id="L136" class="LineNr">136 </span> <span class="subxComment"># cd/syscall 0x80/imm8</span> -<span id="L137" class="LineNr">137 </span> <span class="subxComment">#</span> -<span id="L138" class="LineNr">138 </span> <span class="subxS1Comment"># . write(out, "bb/copy-to-EBX ")</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L140" class="LineNr">140 </span> 68/push <span class="Constant">"bb/copy-to-EBX "</span>/imm32 -<span id="L141" class="LineNr">141 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L143" class="LineNr">143 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L145" class="LineNr">145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . write-stream(out, num)</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 51/push-ECX/num -<span id="L149" class="LineNr">149 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L151" class="LineNr">151 </span> e8/call <a href='../062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L153" class="LineNr">153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L154" class="LineNr">154 </span> <span class="subxS1Comment"># . write(out, Newline)</span> -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L156" class="LineNr">156 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L157" class="LineNr">157 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L158" class="LineNr">158 </span> <span class="subxS2Comment"># . . call</span> -<span id="L159" class="LineNr">159 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L161" class="LineNr">161 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS1Comment"># . write(out, "b8/copy-to-EAX 1/imm32/exit\n")</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> 68/push <span class="Constant">"b8/copy-to-EAX 1/imm32/exit\n"</span>/imm32 -<span id="L165" class="LineNr">165 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L167" class="LineNr">167 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L168" class="LineNr">168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L169" class="LineNr">169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L170" class="LineNr">170 </span> <span class="subxS1Comment"># . write(out, "cd/syscall 0x80/imm8\n")</span> -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L172" class="LineNr">172 </span> 68/push <span class="Constant">"cd/syscall 0x80/imm8\n"</span>/imm32 -<span id="L173" class="LineNr">173 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span><span class="Constant">$compile:end</span>: -<span id="L179" class="LineNr">179 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L180" class="LineNr">180 </span> 59/pop-to-ECX -<span id="L181" class="LineNr">181 </span> 58/pop-to-EAX -<span id="L182" class="LineNr">182 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L183" class="LineNr">183 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L184" class="LineNr">184 </span> 5d/pop-to-EBP -<span id="L185" class="LineNr">185 </span> c3/return -<span id="L186" class="LineNr">186 </span> -<span id="L187" class="LineNr">187 </span><span class="subxComment"># Read a single digit into 'out'. Abort if there are none, or if there is no space in 'out'.</span> -<span id="L188" class="LineNr">188 </span><span class="subxComment"># Input comes from the global variable 'Look', and we leave the next byte from</span> -<span id="L189" class="LineNr">189 </span><span class="subxComment"># 'in' into it on exit.</span> -<span id="L190" class="LineNr">190 </span><span class="subxFunction">get-num</span>: <span class="subxComment"># in : (address buffered-file), out : (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void></span> -<span id="L191" class="LineNr">191 </span> <span class="subxComment"># pseudocode:</span> -<span id="L192" class="LineNr">192 </span> <span class="subxComment"># if (!is-digit?(Look)) expected(ed, err, "integer")</span> -<span id="L193" class="LineNr">193 </span> <span class="subxComment"># if out->write >= out->length</span> -<span id="L194" class="LineNr">194 </span> <span class="subxComment"># write(err, "Error: too many digits in number\n")</span> -<span id="L195" class="LineNr">195 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L196" class="LineNr">196 </span> <span class="subxComment"># out->data[out->write] = LSB(Look)</span> -<span id="L197" class="LineNr">197 </span> <span class="subxComment"># ++out->write</span> -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># Look = get-char(in)</span> -<span id="L199" class="LineNr">199 </span> <span class="subxComment">#</span> -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># registers:</span> -<span id="L201" class="LineNr">201 </span> <span class="subxComment"># in: ESI</span> -<span id="L202" class="LineNr">202 </span> <span class="subxComment"># out: EDI</span> -<span id="L203" class="LineNr">203 </span> <span class="subxComment"># out->write: ECX (cached copy; need to keep in sync)</span> -<span id="L204" class="LineNr">204 </span> <span class="subxComment"># out->length: EDX</span> -<span id="L205" class="LineNr">205 </span> <span class="subxComment"># temporaries: EAX, EBX</span> -<span id="L206" class="LineNr">206 </span> <span class="subxComment"># We can't allocate Look to a register because it gets written implicitly in</span> -<span id="L207" class="LineNr">207 </span> <span class="subxComment"># get-char in each iteration of the loop. (Thereby demonstrating that it's</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># not the right interface for us. But we'll keep it just to follow Crenshaw.)</span> -<span id="L209" class="LineNr">209 </span> <span class="subxComment">#</span> -<span id="L210" class="LineNr">210 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L211" class="LineNr">211 </span> 55/push-EBP -<span id="L212" class="LineNr">212 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L213" class="LineNr">213 </span> <span class="subxH1Comment"># - if (is-digit?(Look)) expected(ed, err, "integer")</span> -<span id="L214" class="LineNr">214 </span> <span class="subxS1Comment"># . EAX = is-digit?(Look)</span> -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L216" class="LineNr">216 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='crenshaw2-1.subx.html#L559'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># push *Look</span> -<span id="L217" class="LineNr">217 </span> <span class="subxS2Comment"># . . call</span> -<span id="L218" class="LineNr">218 </span> e8/call <a href='crenshaw2-1.subx.html#L537'>is-digit?</a>/disp32 -<span id="L219" class="LineNr">219 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L220" class="LineNr">220 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS1Comment"># . if (EAX == 0)</span> -<span id="L222" class="LineNr">222 </span> 3d/compare-EAX-and 0/imm32 -<span id="L223" class="LineNr">223 </span> 75/jump-if-not-equal $get-num:main/disp8 -<span id="L224" class="LineNr">224 </span> <span class="subxS1Comment"># . expected(ed, err, "integer")</span> -<span id="L225" class="LineNr">225 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L226" class="LineNr">226 </span> 68/push <span class="Constant">"integer"</span>/imm32 -<span id="L227" class="LineNr">227 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L228" class="LineNr">228 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . call</span> -<span id="L230" class="LineNr">230 </span> e8/call <a href='crenshaw2-1.subx.html#L472'>expected</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L231" class="LineNr">231 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L232" class="LineNr">232 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L233" class="LineNr">233 </span><span class="Constant">$get-num:main</span>: -<span id="L234" class="LineNr">234 </span> <span class="subxH1Comment"># - otherwise read a digit</span> -<span id="L235" class="LineNr">235 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L236" class="LineNr">236 </span> 50/push-EAX -<span id="L237" class="LineNr">237 </span> 51/push-ECX -<span id="L238" class="LineNr">238 </span> 52/push-EDX -<span id="L239" class="LineNr">239 </span> 53/push-EBX -<span id="L240" class="LineNr">240 </span> 56/push-ESI -<span id="L241" class="LineNr">241 </span> 57/push-EDI -<span id="L242" class="LineNr">242 </span> <span class="subxComment"># read necessary variables to registers</span> -<span id="L243" class="LineNr">243 </span> <span class="subxComment"># ESI = in</span> -<span id="L244" class="LineNr">244 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L245" class="LineNr">245 </span> <span class="subxComment"># EDI = out</span> -<span id="L246" class="LineNr">246 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L247" class="LineNr">247 </span> <span class="subxComment"># ECX = out->write</span> -<span id="L248" class="LineNr">248 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L249" class="LineNr">249 </span> <span class="subxComment"># EDX = out->length</span> -<span id="L250" class="LineNr">250 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EDX</span> -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># if (out->write >= out->length) error</span> -<span id="L252" class="LineNr">252 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ECX</span> -<span id="L253" class="LineNr">253 </span> 7d/jump-if-lesser $get-num:stage2/disp8 -<span id="L254" class="LineNr">254 </span> <span class="subxS1Comment"># . error(ed, err, msg) # TODO: show full number</span> -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L256" class="LineNr">256 </span> 68/push <span class="Constant">"get-num: too many digits in number"</span>/imm32 -<span id="L257" class="LineNr">257 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L258" class="LineNr">258 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L259" class="LineNr">259 </span> <span class="subxS2Comment"># . . call</span> -<span id="L260" class="LineNr">260 </span> e8/call <a href='../063error.subx.html#L9'>error</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L261" class="LineNr">261 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L262" class="LineNr">262 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L263" class="LineNr">263 </span><span class="Constant">$get-num:stage2</span>: -<span id="L264" class="LineNr">264 </span> <span class="subxComment"># out->data[out->write] = LSB(Look)</span> -<span id="L265" class="LineNr">265 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+ECX+12 to EBX</span> -<span id="L266" class="LineNr">266 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='crenshaw2-1.subx.html#L559'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># copy *Look to EAX</span> -<span id="L267" class="LineNr">267 </span> 88/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at AL to *EBX</span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># ++out->write</span> -<span id="L269" class="LineNr">269 </span> 41/increment-ECX -<span id="L270" class="LineNr">270 </span> <span class="subxComment"># Look = get-char(in)</span> -<span id="L271" class="LineNr">271 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L272" class="LineNr">272 </span> 56/push-ESI -<span id="L273" class="LineNr">273 </span> <span class="subxS2Comment"># . . call</span> -<span id="L274" class="LineNr">274 </span> e8/call <a href='crenshaw2-1.subx.html#L514'>get-char</a>/disp32 -<span id="L275" class="LineNr">275 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L276" class="LineNr">276 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L277" class="LineNr">277 </span><span class="Constant">$get-num:loop-end</span>: -<span id="L278" class="LineNr">278 </span> <span class="subxComment"># persist necessary variables from registers</span> -<span id="L279" class="LineNr">279 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EDI</span> -<span id="L280" class="LineNr">280 </span><span class="Constant">$get-num:end</span>: -<span id="L281" class="LineNr">281 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L282" class="LineNr">282 </span> 5f/pop-to-EDI -<span id="L283" class="LineNr">283 </span> 5e/pop-to-ESI -<span id="L284" class="LineNr">284 </span> 5b/pop-to-EBX -<span id="L285" class="LineNr">285 </span> 5a/pop-to-EDX -<span id="L286" class="LineNr">286 </span> 59/pop-to-ECX -<span id="L287" class="LineNr">287 </span> 58/pop-to-EAX -<span id="L288" class="LineNr">288 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L289" class="LineNr">289 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L290" class="LineNr">290 </span> 5d/pop-to-EBP -<span id="L291" class="LineNr">291 </span> c3/return -<span id="L292" class="LineNr">292 </span> -<span id="L293" class="LineNr">293 </span><span class="subxTest">test-get-num-reads-single-digit</span>: -<span id="L294" class="LineNr">294 </span> <span class="subxH1Comment"># - check that get-num returns first character if it's a digit</span> -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L296" class="LineNr">296 </span> 55/push-EBP -<span id="L297" class="LineNr">297 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L298" class="LineNr">298 </span> <span class="subxComment"># clear all streams</span> -<span id="L299" class="LineNr">299 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L300" class="LineNr">300 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L301" class="LineNr">301 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L302" class="LineNr">302 </span> <span class="subxS2Comment"># . . call</span> -<span id="L303" class="LineNr">303 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L304" class="LineNr">304 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L305" class="LineNr">305 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L306" class="LineNr">306 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L307" class="LineNr">307 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L308" class="LineNr">308 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L309" class="LineNr">309 </span> 05/add-to-EAX 4/imm32 -<span id="L310" class="LineNr">310 </span> 50/push-EAX -<span id="L311" class="LineNr">311 </span> <span class="subxS2Comment"># . . call</span> -<span id="L312" class="LineNr">312 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L313" class="LineNr">313 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L314" class="LineNr">314 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L315" class="LineNr">315 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L316" class="LineNr">316 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L317" class="LineNr">317 </span> 68/push <a href='crenshaw2-1.subx.html#L562'>_test-output-stream</a>/imm32 -<span id="L318" class="LineNr">318 </span> <span class="subxS2Comment"># . . call</span> -<span id="L319" class="LineNr">319 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L320" class="LineNr">320 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L321" class="LineNr">321 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L322" class="LineNr">322 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L323" class="LineNr">323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L324" class="LineNr">324 </span> 68/push <a href='crenshaw2-1.subx.html#L572'>_test-error-stream</a>/imm32 -<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . call</span> -<span id="L326" class="LineNr">326 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L327" class="LineNr">327 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L328" class="LineNr">328 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L329" class="LineNr">329 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L330" class="LineNr">330 </span> <span class="subxS1Comment"># . write(_test-stream, "3")</span> -<span id="L331" class="LineNr">331 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L332" class="LineNr">332 </span> 68/push <span class="Constant">"3"</span>/imm32 -<span id="L333" class="LineNr">333 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L334" class="LineNr">334 </span> <span class="subxS2Comment"># . . call</span> -<span id="L335" class="LineNr">335 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L337" class="LineNr">337 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L338" class="LineNr">338 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L339" class="LineNr">339 </span> <span class="subxS1Comment"># . var ed/EAX : exit-descriptor</span> -<span id="L340" class="LineNr">340 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L341" class="LineNr">341 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L342" class="LineNr">342 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L343" class="LineNr">343 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L344" class="LineNr">344 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L345" class="LineNr">345 </span> 50/push-EAX/ed -<span id="L346" class="LineNr">346 </span> <span class="subxS2Comment"># . . call</span> -<span id="L347" class="LineNr">347 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L348" class="LineNr">348 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L349" class="LineNr">349 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L350" class="LineNr">350 </span> <span class="subxComment"># prime the pump</span> -<span id="L351" class="LineNr">351 </span> <span class="subxS1Comment"># . get-char(_test-buffered-file)</span> -<span id="L352" class="LineNr">352 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L353" class="LineNr">353 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L354" class="LineNr">354 </span> <span class="subxS2Comment"># . . call</span> -<span id="L355" class="LineNr">355 </span> e8/call <a href='crenshaw2-1.subx.html#L514'>get-char</a>/disp32 -<span id="L356" class="LineNr">356 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L357" class="LineNr">357 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L358" class="LineNr">358 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L359" class="LineNr">359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L360" class="LineNr">360 </span> 50/push-EAX/ed -<span id="L361" class="LineNr">361 </span> 68/push <a href='crenshaw2-1.subx.html#L572'>_test-error-stream</a>/imm32 -<span id="L362" class="LineNr">362 </span> 68/push <a href='crenshaw2-1.subx.html#L562'>_test-output-stream</a>/imm32 -<span id="L363" class="LineNr">363 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L364" class="LineNr">364 </span> <span class="subxS2Comment"># . . call</span> -<span id="L365" class="LineNr">365 </span> e8/call <a href='crenshaw2-1.subx.html#L190'>get-num</a>/disp32 -<span id="L366" class="LineNr">366 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L367" class="LineNr">367 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L368" class="LineNr">368 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L369" class="LineNr">369 </span> <span class="subxComment"># check-ints-equal(*_test-output-stream->data, '3', msg)</span> -<span id="L370" class="LineNr">370 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L371" class="LineNr">371 </span> 68/push <span class="Constant">"F - test-get-num-reads-single-digit"</span>/imm32 -<span id="L372" class="LineNr">372 </span> 68/push 0x33/imm32 -<span id="L373" class="LineNr">373 </span> b8/copy-to-EAX <a href='crenshaw2-1.subx.html#L562'>_test-output-stream</a>/imm32 -<span id="L374" class="LineNr">374 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L375" class="LineNr">375 </span> <span class="subxS2Comment"># . . call</span> -<span id="L376" class="LineNr">376 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L378" class="LineNr">378 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L379" class="LineNr">379 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L380" class="LineNr">380 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L381" class="LineNr">381 </span> 5d/pop-to-EBP -<span id="L382" class="LineNr">382 </span> c3/return -<span id="L383" class="LineNr">383 </span> -<span id="L384" class="LineNr">384 </span><span class="subxTest">test-get-num-aborts-on-non-digit-in-Look</span>: -<span id="L385" class="LineNr">385 </span> <span class="subxH1Comment"># - check that get-num returns first character if it's a digit</span> -<span id="L386" class="LineNr">386 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L387" class="LineNr">387 </span> 55/push-EBP -<span id="L388" class="LineNr">388 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L389" class="LineNr">389 </span> <span class="subxComment"># clear all streams</span> -<span id="L390" class="LineNr">390 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L391" class="LineNr">391 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L392" class="LineNr">392 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L393" class="LineNr">393 </span> <span class="subxS2Comment"># . . call</span> -<span id="L394" class="LineNr">394 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L395" class="LineNr">395 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L396" class="LineNr">396 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L397" class="LineNr">397 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L398" class="LineNr">398 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L399" class="LineNr">399 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L400" class="LineNr">400 </span> 05/add-to-EAX 4/imm32 -<span id="L401" class="LineNr">401 </span> 50/push-EAX -<span id="L402" class="LineNr">402 </span> <span class="subxS2Comment"># . . call</span> -<span id="L403" class="LineNr">403 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L404" class="LineNr">404 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L405" class="LineNr">405 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L406" class="LineNr">406 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L407" class="LineNr">407 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L408" class="LineNr">408 </span> 68/push <a href='crenshaw2-1.subx.html#L562'>_test-output-stream</a>/imm32 -<span id="L409" class="LineNr">409 </span> <span class="subxS2Comment"># . . call</span> -<span id="L410" class="LineNr">410 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L411" class="LineNr">411 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L412" class="LineNr">412 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L413" class="LineNr">413 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L414" class="LineNr">414 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L415" class="LineNr">415 </span> 68/push <a href='crenshaw2-1.subx.html#L572'>_test-error-stream</a>/imm32 -<span id="L416" class="LineNr">416 </span> <span class="subxS2Comment"># . . call</span> -<span id="L417" class="LineNr">417 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L418" class="LineNr">418 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L419" class="LineNr">419 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L420" class="LineNr">420 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L421" class="LineNr">421 </span> <span class="subxS1Comment"># . write(_test-stream, "3")</span> -<span id="L422" class="LineNr">422 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L423" class="LineNr">423 </span> 68/push <span class="Constant">"3"</span>/imm32 -<span id="L424" class="LineNr">424 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L425" class="LineNr">425 </span> <span class="subxS2Comment"># . . call</span> -<span id="L426" class="LineNr">426 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L427" class="LineNr">427 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L428" class="LineNr">428 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L429" class="LineNr">429 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L430" class="LineNr">430 </span> <span class="subxS1Comment"># . var ed/EAX : (address exit-descriptor)</span> -<span id="L431" class="LineNr">431 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L432" class="LineNr">432 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L433" class="LineNr">433 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L434" class="LineNr">434 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L435" class="LineNr">435 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L436" class="LineNr">436 </span> 50/push-EAX/ed -<span id="L437" class="LineNr">437 </span> <span class="subxS2Comment"># . . call</span> -<span id="L438" class="LineNr">438 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L439" class="LineNr">439 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L440" class="LineNr">440 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L441" class="LineNr">441 </span> <span class="subxComment"># *don't* prime the pump</span> -<span id="L442" class="LineNr">442 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L443" class="LineNr">443 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L444" class="LineNr">444 </span> 50/push-EAX/ed -<span id="L445" class="LineNr">445 </span> 68/push <a href='crenshaw2-1.subx.html#L572'>_test-error-stream</a>/imm32 -<span id="L446" class="LineNr">446 </span> 68/push <a href='crenshaw2-1.subx.html#L562'>_test-output-stream</a>/imm32 -<span id="L447" class="LineNr">447 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L448" class="LineNr">448 </span> <span class="subxS2Comment"># . . call</span> -<span id="L449" class="LineNr">449 </span> e8/call <a href='crenshaw2-1.subx.html#L190'>get-num</a>/disp32 -<span id="L450" class="LineNr">450 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L451" class="LineNr">451 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L452" class="LineNr">452 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L453" class="LineNr">453 </span> <span class="subxComment"># check that get-num tried to call exit(1)</span> -<span id="L454" class="LineNr">454 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 2, msg) # i.e. stop was called with value 1</span> -<span id="L455" class="LineNr">455 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L456" class="LineNr">456 </span> 68/push <span class="Constant">"F - test-get-num-aborts-on-non-digit-in-Look"</span>/imm32 -<span id="L457" class="LineNr">457 </span> 68/push 2/imm32 -<span id="L458" class="LineNr">458 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L459" class="LineNr">459 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L460" class="LineNr">460 </span> <span class="subxS2Comment"># . . call</span> -<span id="L461" class="LineNr">461 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L462" class="LineNr">462 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L463" class="LineNr">463 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L464" class="LineNr">464 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L465" class="LineNr">465 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L466" class="LineNr">466 </span> 5d/pop-to-EBP -<span id="L467" class="LineNr">467 </span> c3/return -<span id="L468" class="LineNr">468 </span> -<span id="L469" class="LineNr">469 </span><span class="subxComment">## helpers</span> -<span id="L470" class="LineNr">470 </span> -<span id="L471" class="LineNr">471 </span><span class="subxComment"># write(f, "Error: "+s+" expected\n") then stop(ed, 1)</span> -<span id="L472" class="LineNr">472 </span><span class="subxFunction">expected</span>: <span class="subxComment"># ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void></span> -<span id="L473" class="LineNr">473 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L474" class="LineNr">474 </span> 55/push-EBP -<span id="L475" class="LineNr">475 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L476" class="LineNr">476 </span> <span class="subxComment"># write(f, "Error: ")</span> -<span id="L477" class="LineNr">477 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L478" class="LineNr">478 </span> 68/push <span class="Constant">"Error: "</span>/imm32 -<span id="L479" class="LineNr">479 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L480" class="LineNr">480 </span> <span class="subxS2Comment"># . . call</span> -<span id="L481" class="LineNr">481 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L482" class="LineNr">482 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L483" class="LineNr">483 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L484" class="LineNr">484 </span> <span class="subxComment"># write(f, s)</span> -<span id="L485" class="LineNr">485 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L486" class="LineNr">486 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L487" class="LineNr">487 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L488" class="LineNr">488 </span> <span class="subxS2Comment"># . . call</span> -<span id="L489" class="LineNr">489 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L490" class="LineNr">490 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L491" class="LineNr">491 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L492" class="LineNr">492 </span> <span class="subxComment"># write(f, " expected")</span> -<span id="L493" class="LineNr">493 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L494" class="LineNr">494 </span> 68/push <span class="Constant">" expected\n"</span>/imm32 -<span id="L495" class="LineNr">495 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L496" class="LineNr">496 </span> <span class="subxS2Comment"># . . call</span> -<span id="L497" class="LineNr">497 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L498" class="LineNr">498 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L499" class="LineNr">499 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L500" class="LineNr">500 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L501" class="LineNr">501 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L502" class="LineNr">502 </span> 68/push 1/imm32 -<span id="L503" class="LineNr">503 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L504" class="LineNr">504 </span> <span class="subxS2Comment"># . . call</span> -<span id="L505" class="LineNr">505 </span> e8/call <a href='../059stop.subx.html#L91'>stop</a>/disp32 -<span id="L506" class="LineNr">506 </span> <span class="subxComment"># should never get past this point</span> -<span id="L507" class="LineNr">507 </span><span class="Constant">$expected:dead-end</span>: -<span id="L508" class="LineNr">508 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L509" class="LineNr">509 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L510" class="LineNr">510 </span> 5d/pop-to-EBP -<span id="L511" class="LineNr">511 </span> c3/return -<span id="L512" class="LineNr">512 </span> -<span id="L513" class="LineNr">513 </span><span class="subxComment"># read a byte from 'f', and save it in 'Look'</span> -<span id="L514" class="LineNr">514 </span><span class="subxFunction">get-char</span>: <span class="subxComment"># f : (address buffered-file) -> <void></span> -<span id="L515" class="LineNr">515 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L516" class="LineNr">516 </span> 55/push-EBP -<span id="L517" class="LineNr">517 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L518" class="LineNr">518 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L519" class="LineNr">519 </span> 50/push-EAX -<span id="L520" class="LineNr">520 </span> <span class="subxComment"># EAX = read-byte-buffered(f)</span> -<span id="L521" class="LineNr">521 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L522" class="LineNr">522 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L523" class="LineNr">523 </span> <span class="subxS2Comment"># . . call</span> -<span id="L524" class="LineNr">524 </span> e8/call <a href='../061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L525" class="LineNr">525 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L526" class="LineNr">526 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L527" class="LineNr">527 </span> <span class="subxComment"># save EAX to Look</span> -<span id="L528" class="LineNr">528 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='crenshaw2-1.subx.html#L559'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *Look</span> -<span id="L529" class="LineNr">529 </span><span class="Constant">$get-char:end</span>: -<span id="L530" class="LineNr">530 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L531" class="LineNr">531 </span> 58/pop-to-EAX -<span id="L532" class="LineNr">532 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L533" class="LineNr">533 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L534" class="LineNr">534 </span> 5d/pop-to-EBP -<span id="L535" class="LineNr">535 </span> c3/return -<span id="L536" class="LineNr">536 </span> -<span id="L537" class="LineNr">537 </span><span class="subxFunction">is-digit?</span>: <span class="subxComment"># c : int -> EAX : boolean</span> -<span id="L538" class="LineNr">538 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L539" class="LineNr">539 </span> 55/push-EBP -<span id="L540" class="LineNr">540 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L541" class="LineNr">541 </span> <span class="subxComment"># EAX = false</span> -<span id="L542" class="LineNr">542 </span> b8/copy-to-EAX 0/imm32 -<span id="L543" class="LineNr">543 </span> <span class="subxComment"># if (c < '0') return false</span> -<span id="L544" class="LineNr">544 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x30/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L545" class="LineNr">545 </span> 7c/jump-if-lesser $is-digit?:end/disp8 -<span id="L546" class="LineNr">546 </span> <span class="subxComment"># if (c > '9') return false</span> -<span id="L547" class="LineNr">547 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x39/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L548" class="LineNr">548 </span> 7f/jump-if-greater $is-digit?:end/disp8 -<span id="L549" class="LineNr">549 </span> <span class="subxComment"># otherwise return true</span> -<span id="L550" class="LineNr">550 </span> b8/copy-to-EAX 1/imm32 -<span id="L551" class="LineNr">551 </span><span class="Constant">$is-digit?:end</span>: -<span id="L552" class="LineNr">552 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L553" class="LineNr">553 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L554" class="LineNr">554 </span> 5d/pop-to-EBP -<span id="L555" class="LineNr">555 </span> c3/return -<span id="L556" class="LineNr">556 </span> -<span id="L557" class="LineNr">557 </span>== data -<span id="L558" class="LineNr">558 </span> -<span id="L559" class="LineNr">559 </span><span class="SpecialChar">Look</span>: <span class="subxComment"># (char with some extra padding)</span> -<span id="L560" class="LineNr">560 </span> 0/imm32 -<span id="L561" class="LineNr">561 </span> -<span id="L562" class="LineNr">562 </span><span class="subxMinorFunction">_test-output-stream</span>: -<span id="L563" class="LineNr">563 </span> <span class="subxComment"># current write index</span> -<span id="L564" class="LineNr">564 </span> 0/imm32 -<span id="L565" class="LineNr">565 </span> <span class="subxComment"># current read index</span> -<span id="L566" class="LineNr">566 </span> 0/imm32 -<span id="L567" class="LineNr">567 </span> <span class="subxComment"># length</span> -<span id="L568" class="LineNr">568 </span> 8/imm32 -<span id="L569" class="LineNr">569 </span> <span class="subxComment"># data</span> -<span id="L570" class="LineNr">570 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L571" class="LineNr">571 </span> -<span id="L572" class="LineNr">572 </span><span class="subxMinorFunction">_test-error-stream</span>: -<span id="L573" class="LineNr">573 </span> <span class="subxComment"># current write index</span> -<span id="L574" class="LineNr">574 </span> 0/imm32 -<span id="L575" class="LineNr">575 </span> <span class="subxComment"># current read index</span> -<span id="L576" class="LineNr">576 </span> 0/imm32 -<span id="L577" class="LineNr">577 </span> <span class="subxComment"># length</span> -<span id="L578" class="LineNr">578 </span> 0x40/imm32 -<span id="L579" class="LineNr">579 </span> <span class="subxComment"># data (4 lines x 16 bytes/line)</span> -<span id="L580" class="LineNr">580 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L581" class="LineNr">581 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L582" class="LineNr">582 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L583" class="LineNr">583 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L584" class="LineNr">584 </span> -<span id="L585" class="LineNr">585 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/crenshaw2-1b.subx.html b/html/subx/apps/crenshaw2-1b.subx.html deleted file mode 100644 index e4e147a8..00000000 --- a/html/subx/apps/crenshaw2-1b.subx.html +++ /dev/null @@ -1,851 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/crenshaw2-1b.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/crenshaw2-1b.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/crenshaw2-1b.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Port of <a href="https://github.com/akkartik/crenshaw/blob/master/tutor2.1.pas">https://github.com/akkartik/crenshaw/blob/master/tutor2.1.pas</a></span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># which corresponds to the section "single digits" in <a href="https://compilers.iecc.com/crenshaw/tutor2.txt">https://compilers.iecc.com/crenshaw/tutor2.txt</a></span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># except that we support hex numbers of multiple digits.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx translate *.subx apps/crenshaw2-1b.subx -o apps/crenshaw2-1b</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo '1a' |./subx run apps/crenshaw2-1b</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># Expected output:</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># # syscall(exit, 1a)</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># bb/copy-to-EBX 3/imm32</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># b8/copy-to-EAX 1/imm32/exit</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># cd/syscall 0x80/imm8</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment">#</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># To run the generated output:</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># $ echo '1a' |./subx run apps/crenshaw2-1b > z1.subx</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># $ ./subx translate z1.subx -o z1</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># $ ./subx run z1</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># $ echo $?</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># 26 # 0x1a in decimal</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment">#</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment"># Stdin must contain just a single hex digit. Other input will print an error:</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># $ echo 'xyz' |./subx run apps/crenshaw2-1b</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># Error: integer expected</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment">#</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># Names in this file sometimes follow Crenshaw's original rather than my usual</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># naming conventions.</span> -<span id="L27" class="LineNr"> 27 </span> -<span id="L28" class="LineNr"> 28 </span>== code -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run tests if necessary, call 'compile' if not</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># initialize heap</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L37" class="LineNr"> 37 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L38" class="LineNr"> 38 </span> 68/push 0x10000/imm32/64KB -<span id="L39" class="LineNr"> 39 </span> <span class="subxS2Comment"># . . call</span> -<span id="L40" class="LineNr"> 40 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L41" class="LineNr"> 41 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L42" class="LineNr"> 42 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L43" class="LineNr"> 43 </span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L45" class="LineNr"> 45 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L48" class="LineNr"> 48 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L49" class="LineNr"> 49 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L52" class="LineNr"> 52 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L53" class="LineNr"> 53 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . call</span> -<span id="L55" class="LineNr"> 55 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L57" class="LineNr"> 57 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS1Comment"># . check result</span> -<span id="L59" class="LineNr"> 59 </span> 3d/compare-EAX-and 1/imm32 -<span id="L60" class="LineNr"> 60 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L61" class="LineNr"> 61 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L62" class="LineNr"> 62 </span> e8/call run-tests/disp32 -<span id="L63" class="LineNr"> 63 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L64" class="LineNr"> 64 </span> eb/jump $main:end/disp8 -<span id="L65" class="LineNr"> 65 </span><span class="Constant">$run-main</span>: -<span id="L66" class="LineNr"> 66 </span> <span class="subxH1Comment"># - otherwise read a program from stdin and emit its translation to stdout</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L68" class="LineNr"> 68 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L69" class="LineNr"> 69 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L72" class="LineNr"> 72 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># return compile(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L75" class="LineNr"> 75 </span> 50/push-EAX/ed -<span id="L76" class="LineNr"> 76 </span> 68/push 2/imm32/stderr -<span id="L77" class="LineNr"> 77 </span> 68/push 1/imm32/stdout -<span id="L78" class="LineNr"> 78 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L79" class="LineNr"> 79 </span> <span class="subxS2Comment"># . . call</span> -<span id="L80" class="LineNr"> 80 </span> e8/call <a href='crenshaw2-1b.subx.html#L90'>compile</a>/disp32 -<span id="L81" class="LineNr"> 81 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L82" class="LineNr"> 82 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L84" class="LineNr"> 84 </span> bb/copy-to-EBX 0/imm32 -<span id="L85" class="LineNr"> 85 </span><span class="Constant">$main:end</span>: -<span id="L86" class="LineNr"> 86 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L87" class="LineNr"> 87 </span> cd/syscall 0x80/imm8 -<span id="L88" class="LineNr"> 88 </span> -<span id="L89" class="LineNr"> 89 </span><span class="subxComment"># the main entry point</span> -<span id="L90" class="LineNr"> 90 </span><span class="subxFunction">compile</span>: <span class="subxComment"># in : (address buffered-file), out : fd or (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void></span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L92" class="LineNr"> 92 </span> 55/push-EBP -<span id="L93" class="LineNr"> 93 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L95" class="LineNr"> 95 </span> 50/push-EAX -<span id="L96" class="LineNr"> 96 </span> 51/push-ECX -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># prime the pump</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxS1Comment"># . Look = get-char(in)</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L100" class="LineNr">100 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='crenshaw2-1b.subx.html#L714'>get-char</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># var num/ECX : (address stream) on the stack</span> -<span id="L106" class="LineNr">106 </span> <span class="subxComment"># Numbers can be 32 bits or 8 hex bytes long. One of them will be in 'Look', so we need space for 7 bytes.</span> -<span id="L107" class="LineNr">107 </span> <span class="subxComment"># Sizing the stream just right buys us overflow-handling for free inside 'get-num'.</span> -<span id="L108" class="LineNr">108 </span> <span class="subxComment"># Add 12 bytes for 'read', 'write' and 'length' fields, for a total of 19 bytes, or 0x13 in hex.</span> -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># The stack pointer is no longer aligned, so dump_stack() can be misleading past this point.</span> -<span id="L110" class="LineNr">110 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x13/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L111" class="LineNr">111 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L112" class="LineNr">112 </span> <span class="subxComment"># initialize the stream</span> -<span id="L113" class="LineNr">113 </span> <span class="subxS1Comment"># . num->length = 7</span> -<span id="L114" class="LineNr">114 </span> c7 0/subop/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 7/imm32 <span class="subxComment"># copy to *(ECX+8)</span> -<span id="L115" class="LineNr">115 </span> <span class="subxS1Comment"># . clear-stream(num)</span> -<span id="L116" class="LineNr">116 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L117" class="LineNr">117 </span> 51/push-ECX -<span id="L118" class="LineNr">118 </span> <span class="subxS2Comment"># . . call</span> -<span id="L119" class="LineNr">119 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L120" class="LineNr">120 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L121" class="LineNr">121 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L122" class="LineNr">122 </span> <span class="subxComment"># read a digit from 'in' into 'num'</span> -<span id="L123" class="LineNr">123 </span> <span class="subxS1Comment"># . get-num(in, num, err, ed)</span> -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L125" class="LineNr">125 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L126" class="LineNr">126 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L127" class="LineNr">127 </span> 51/push-ECX/num -<span id="L128" class="LineNr">128 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . call</span> -<span id="L130" class="LineNr">130 </span> e8/call <a href='crenshaw2-1b.subx.html#L191'>get-num</a>/disp32 -<span id="L131" class="LineNr">131 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L132" class="LineNr">132 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L133" class="LineNr">133 </span> <span class="subxComment"># render 'num' into the following template on 'out':</span> -<span id="L134" class="LineNr">134 </span> <span class="subxComment"># bb/copy-to-EBX _num_</span> -<span id="L135" class="LineNr">135 </span> <span class="subxComment"># b8/copy-to-EAX 1/imm32/exit</span> -<span id="L136" class="LineNr">136 </span> <span class="subxComment"># cd/syscall 0x80/imm8</span> -<span id="L137" class="LineNr">137 </span> <span class="subxComment">#</span> -<span id="L138" class="LineNr">138 </span> <span class="subxS1Comment"># . write(out, "bb/copy-to-EBX ")</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L140" class="LineNr">140 </span> 68/push <span class="Constant">"bb/copy-to-EBX "</span>/imm32 -<span id="L141" class="LineNr">141 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L142" class="LineNr">142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L143" class="LineNr">143 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L145" class="LineNr">145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L146" class="LineNr">146 </span> <span class="subxS1Comment"># . write-stream(out, num)</span> -<span id="L147" class="LineNr">147 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L148" class="LineNr">148 </span> 51/push-ECX/num -<span id="L149" class="LineNr">149 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L151" class="LineNr">151 </span> e8/call <a href='../062write-stream.subx.html#L18'>write-stream</a>/disp32 -<span id="L152" class="LineNr">152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L153" class="LineNr">153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L154" class="LineNr">154 </span> <span class="subxS1Comment"># . write(out, Newline)</span> -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L156" class="LineNr">156 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L157" class="LineNr">157 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L158" class="LineNr">158 </span> <span class="subxS2Comment"># . . call</span> -<span id="L159" class="LineNr">159 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L161" class="LineNr">161 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS1Comment"># . write(out, "b8/copy-to-EAX 1/imm32/exit\n")</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> 68/push <span class="Constant">"b8/copy-to-EAX 1/imm32/exit\n"</span>/imm32 -<span id="L165" class="LineNr">165 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L167" class="LineNr">167 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L168" class="LineNr">168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L169" class="LineNr">169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L170" class="LineNr">170 </span> <span class="subxS1Comment"># . write(out, "cd/syscall 0x80/imm8\n")</span> -<span id="L171" class="LineNr">171 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L172" class="LineNr">172 </span> 68/push <span class="Constant">"cd/syscall 0x80/imm8\n"</span>/imm32 -<span id="L173" class="LineNr">173 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . call</span> -<span id="L175" class="LineNr">175 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L176" class="LineNr">176 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L177" class="LineNr">177 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L178" class="LineNr">178 </span><span class="Constant">$compile:end</span>: -<span id="L179" class="LineNr">179 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L180" class="LineNr">180 </span> 59/pop-to-ECX -<span id="L181" class="LineNr">181 </span> 58/pop-to-EAX -<span id="L182" class="LineNr">182 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L183" class="LineNr">183 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L184" class="LineNr">184 </span> 5d/pop-to-EBP -<span id="L185" class="LineNr">185 </span> c3/return -<span id="L186" class="LineNr">186 </span> -<span id="L187" class="LineNr">187 </span><span class="subxComment"># Read a sequence of digits into 'out'. Abort if there are none, or if there is</span> -<span id="L188" class="LineNr">188 </span><span class="subxComment"># no space in 'out'.</span> -<span id="L189" class="LineNr">189 </span><span class="subxComment"># Input comes from the global variable 'Look' (first byte) and the argument</span> -<span id="L190" class="LineNr">190 </span><span class="subxComment"># 'in' (rest). We leave the next byte from 'in' into 'Look' on exit.</span> -<span id="L191" class="LineNr">191 </span><span class="subxFunction">get-num</span>: <span class="subxComment"># in : (address buffered-file), out : (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void></span> -<span id="L192" class="LineNr">192 </span> <span class="subxComment"># pseudocode:</span> -<span id="L193" class="LineNr">193 </span> <span class="subxComment"># if (!is-digit?(Look)) expected(ed, err, "integer")</span> -<span id="L194" class="LineNr">194 </span> <span class="subxComment"># do</span> -<span id="L195" class="LineNr">195 </span> <span class="subxComment"># if out->write >= out->length</span> -<span id="L196" class="LineNr">196 </span> <span class="subxComment"># write(err, "Error: too many digits in number\n")</span> -<span id="L197" class="LineNr">197 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># out->data[out->write] = LSB(Look)</span> -<span id="L199" class="LineNr">199 </span> <span class="subxComment"># ++out->write</span> -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># Look = get-char(in)</span> -<span id="L201" class="LineNr">201 </span> <span class="subxComment"># while is-digit?(Look)</span> -<span id="L202" class="LineNr">202 </span> <span class="subxComment"># This is complicated because I don't want to hard-code the error strategy in</span> -<span id="L203" class="LineNr">203 </span> <span class="subxComment"># a general helper like write-byte-buffered. Maybe I should just create a</span> -<span id="L204" class="LineNr">204 </span> <span class="subxComment"># local helper.</span> -<span id="L205" class="LineNr">205 </span> <span class="subxComment">#</span> -<span id="L206" class="LineNr">206 </span> <span class="subxComment"># within the loop we'll try to keep things in registers:</span> -<span id="L207" class="LineNr">207 </span> <span class="subxComment"># in: ESI</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># out: EDI</span> -<span id="L209" class="LineNr">209 </span> <span class="subxComment"># out->write: ECX (cached copy; need to keep in sync)</span> -<span id="L210" class="LineNr">210 </span> <span class="subxComment"># out->length: EDX</span> -<span id="L211" class="LineNr">211 </span> <span class="subxComment"># temporaries: EAX, EBX</span> -<span id="L212" class="LineNr">212 </span> <span class="subxComment"># We can't allocate Look to a register because it gets written implicitly in</span> -<span id="L213" class="LineNr">213 </span> <span class="subxComment"># get-char in each iteration of the loop. (Thereby demonstrating that it's</span> -<span id="L214" class="LineNr">214 </span> <span class="subxComment"># not the right interface for us. But we'll keep it just to follow Crenshaw.)</span> -<span id="L215" class="LineNr">215 </span> <span class="subxComment">#</span> -<span id="L216" class="LineNr">216 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L217" class="LineNr">217 </span> 55/push-EBP -<span id="L218" class="LineNr">218 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L219" class="LineNr">219 </span> <span class="subxH1Comment"># - if (is-digit?(Look)) expected(ed, err, "integer")</span> -<span id="L220" class="LineNr">220 </span> <span class="subxS1Comment"># . EAX = is-digit?(Look)</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L222" class="LineNr">222 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='crenshaw2-1b.subx.html#L759'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># push *Look</span> -<span id="L223" class="LineNr">223 </span> <span class="subxS2Comment"># . . call</span> -<span id="L224" class="LineNr">224 </span> e8/call <a href='crenshaw2-1b.subx.html#L737'>is-digit?</a>/disp32 -<span id="L225" class="LineNr">225 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L226" class="LineNr">226 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L227" class="LineNr">227 </span> <span class="subxS1Comment"># . if (EAX == 0)</span> -<span id="L228" class="LineNr">228 </span> 3d/compare-EAX-and 0/imm32 -<span id="L229" class="LineNr">229 </span> 75/jump-if-not-equal $get-num:main/disp8 -<span id="L230" class="LineNr">230 </span> <span class="subxS1Comment"># . expected(ed, err, "integer")</span> -<span id="L231" class="LineNr">231 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L232" class="LineNr">232 </span> 68/push <span class="Constant">"integer"</span>/imm32 -<span id="L233" class="LineNr">233 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L234" class="LineNr">234 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L235" class="LineNr">235 </span> <span class="subxS2Comment"># . . call</span> -<span id="L236" class="LineNr">236 </span> e8/call <a href='crenshaw2-1b.subx.html#L672'>expected</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L237" class="LineNr">237 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L238" class="LineNr">238 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L239" class="LineNr">239 </span><span class="Constant">$get-num:main</span>: -<span id="L240" class="LineNr">240 </span> <span class="subxH1Comment"># - otherwise read a digit</span> -<span id="L241" class="LineNr">241 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L242" class="LineNr">242 </span> 50/push-EAX -<span id="L243" class="LineNr">243 </span> 51/push-ECX -<span id="L244" class="LineNr">244 </span> 52/push-EDX -<span id="L245" class="LineNr">245 </span> 53/push-EBX -<span id="L246" class="LineNr">246 </span> 56/push-ESI -<span id="L247" class="LineNr">247 </span> 57/push-EDI -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># read necessary variables to registers</span> -<span id="L249" class="LineNr">249 </span> <span class="subxComment"># ESI = in</span> -<span id="L250" class="LineNr">250 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L251" class="LineNr">251 </span> <span class="subxComment"># EDI = out</span> -<span id="L252" class="LineNr">252 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L253" class="LineNr">253 </span> <span class="subxComment"># ECX = out->write</span> -<span id="L254" class="LineNr">254 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDI to ECX</span> -<span id="L255" class="LineNr">255 </span> <span class="subxComment"># EDX = out->length</span> -<span id="L256" class="LineNr">256 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+8) to EDX</span> -<span id="L257" class="LineNr">257 </span><span class="Constant">$get-num:loop</span>: -<span id="L258" class="LineNr">258 </span> <span class="subxComment"># if (out->write >= out->length) error</span> -<span id="L259" class="LineNr">259 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ECX</span> -<span id="L260" class="LineNr">260 </span> 7d/jump-if-lesser $get-num:loop-stage2/disp8 -<span id="L261" class="LineNr">261 </span> <span class="subxS1Comment"># . error(ed, err, msg) # TODO: show full number</span> -<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L263" class="LineNr">263 </span> 68/push <span class="Constant">"get-num: too many digits in number"</span>/imm32 -<span id="L264" class="LineNr">264 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L265" class="LineNr">265 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . call</span> -<span id="L267" class="LineNr">267 </span> e8/call <a href='../063error.subx.html#L9'>error</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L268" class="LineNr">268 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L269" class="LineNr">269 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L270" class="LineNr">270 </span><span class="Constant">$get-num:loop-stage2</span>: -<span id="L271" class="LineNr">271 </span> <span class="subxComment"># out->data[out->write] = LSB(Look)</span> -<span id="L272" class="LineNr">272 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDI+ECX+12 to EBX</span> -<span id="L273" class="LineNr">273 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='crenshaw2-1b.subx.html#L759'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># copy *Look to EAX</span> -<span id="L274" class="LineNr">274 </span> 88/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at AL to *EBX</span> -<span id="L275" class="LineNr">275 </span> <span class="subxComment"># ++out->write</span> -<span id="L276" class="LineNr">276 </span> 41/increment-ECX -<span id="L277" class="LineNr">277 </span> <span class="subxComment"># Look = get-char(in)</span> -<span id="L278" class="LineNr">278 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L279" class="LineNr">279 </span> 56/push-ESI -<span id="L280" class="LineNr">280 </span> <span class="subxS2Comment"># . . call</span> -<span id="L281" class="LineNr">281 </span> e8/call <a href='crenshaw2-1b.subx.html#L714'>get-char</a>/disp32 -<span id="L282" class="LineNr">282 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L283" class="LineNr">283 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L284" class="LineNr">284 </span> <span class="subxComment"># if (is-digit?(Look)) loop</span> -<span id="L285" class="LineNr">285 </span> <span class="subxS1Comment"># . EAX = is-digit?(Look)</span> -<span id="L286" class="LineNr">286 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L287" class="LineNr">287 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='crenshaw2-1b.subx.html#L759'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># push *Look</span> -<span id="L288" class="LineNr">288 </span> <span class="subxS2Comment"># . . call</span> -<span id="L289" class="LineNr">289 </span> e8/call <a href='crenshaw2-1b.subx.html#L737'>is-digit?</a>/disp32 -<span id="L290" class="LineNr">290 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L291" class="LineNr">291 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L292" class="LineNr">292 </span> <span class="subxS1Comment"># . if (EAX != 0) loop</span> -<span id="L293" class="LineNr">293 </span> 3d/compare-EAX-and 0/imm32 -<span id="L294" class="LineNr">294 </span> 0f 85/jump-if-not-equal $get-num:loop/disp32 -<span id="L295" class="LineNr">295 </span><span class="Constant">$get-num:loop-end</span>: -<span id="L296" class="LineNr">296 </span> <span class="subxComment"># persist necessary variables from registers</span> -<span id="L297" class="LineNr">297 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EDI</span> -<span id="L298" class="LineNr">298 </span><span class="Constant">$get-num:end</span>: -<span id="L299" class="LineNr">299 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L300" class="LineNr">300 </span> 5f/pop-to-EDI -<span id="L301" class="LineNr">301 </span> 5e/pop-to-ESI -<span id="L302" class="LineNr">302 </span> 5b/pop-to-EBX -<span id="L303" class="LineNr">303 </span> 5a/pop-to-EDX -<span id="L304" class="LineNr">304 </span> 59/pop-to-ECX -<span id="L305" class="LineNr">305 </span> 58/pop-to-EAX -<span id="L306" class="LineNr">306 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L307" class="LineNr">307 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L308" class="LineNr">308 </span> 5d/pop-to-EBP -<span id="L309" class="LineNr">309 </span> c3/return -<span id="L310" class="LineNr">310 </span> -<span id="L311" class="LineNr">311 </span><span class="subxTest">test-get-num-reads-single-digit</span>: -<span id="L312" class="LineNr">312 </span> <span class="subxH1Comment"># - check that get-num returns first character if it's a digit</span> -<span id="L313" class="LineNr">313 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L314" class="LineNr">314 </span> 55/push-EBP -<span id="L315" class="LineNr">315 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L316" class="LineNr">316 </span> <span class="subxComment"># clear all streams</span> -<span id="L317" class="LineNr">317 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L318" class="LineNr">318 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L319" class="LineNr">319 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L320" class="LineNr">320 </span> <span class="subxS2Comment"># . . call</span> -<span id="L321" class="LineNr">321 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L322" class="LineNr">322 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L323" class="LineNr">323 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L324" class="LineNr">324 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L326" class="LineNr">326 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L327" class="LineNr">327 </span> 05/add-to-EAX 4/imm32 -<span id="L328" class="LineNr">328 </span> 50/push-EAX -<span id="L329" class="LineNr">329 </span> <span class="subxS2Comment"># . . call</span> -<span id="L330" class="LineNr">330 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L331" class="LineNr">331 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L332" class="LineNr">332 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L333" class="LineNr">333 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L334" class="LineNr">334 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L335" class="LineNr">335 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L336" class="LineNr">336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L337" class="LineNr">337 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L338" class="LineNr">338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L339" class="LineNr">339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L340" class="LineNr">340 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L341" class="LineNr">341 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L342" class="LineNr">342 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L343" class="LineNr">343 </span> <span class="subxS2Comment"># . . call</span> -<span id="L344" class="LineNr">344 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L345" class="LineNr">345 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L346" class="LineNr">346 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L347" class="LineNr">347 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L348" class="LineNr">348 </span> <span class="subxS1Comment"># . write(_test-stream, "3")</span> -<span id="L349" class="LineNr">349 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L350" class="LineNr">350 </span> 68/push <span class="Constant">"3"</span>/imm32 -<span id="L351" class="LineNr">351 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L352" class="LineNr">352 </span> <span class="subxS2Comment"># . . call</span> -<span id="L353" class="LineNr">353 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L354" class="LineNr">354 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L355" class="LineNr">355 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L356" class="LineNr">356 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L357" class="LineNr">357 </span> <span class="subxS1Comment"># . var ed/EAX : exit-descriptor</span> -<span id="L358" class="LineNr">358 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L359" class="LineNr">359 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L360" class="LineNr">360 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L361" class="LineNr">361 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L362" class="LineNr">362 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L363" class="LineNr">363 </span> 50/push-EAX/ed -<span id="L364" class="LineNr">364 </span> <span class="subxS2Comment"># . . call</span> -<span id="L365" class="LineNr">365 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L366" class="LineNr">366 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L367" class="LineNr">367 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L368" class="LineNr">368 </span> <span class="subxComment"># prime the pump</span> -<span id="L369" class="LineNr">369 </span> <span class="subxS1Comment"># . get-char(_test-buffered-file)</span> -<span id="L370" class="LineNr">370 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L371" class="LineNr">371 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L372" class="LineNr">372 </span> <span class="subxS2Comment"># . . call</span> -<span id="L373" class="LineNr">373 </span> e8/call <a href='crenshaw2-1b.subx.html#L714'>get-char</a>/disp32 -<span id="L374" class="LineNr">374 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L375" class="LineNr">375 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L376" class="LineNr">376 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L378" class="LineNr">378 </span> 50/push-EAX/ed -<span id="L379" class="LineNr">379 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L380" class="LineNr">380 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L381" class="LineNr">381 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L382" class="LineNr">382 </span> <span class="subxS2Comment"># . . call</span> -<span id="L383" class="LineNr">383 </span> e8/call <a href='crenshaw2-1b.subx.html#L191'>get-num</a>/disp32 -<span id="L384" class="LineNr">384 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L385" class="LineNr">385 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L386" class="LineNr">386 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L387" class="LineNr">387 </span> <span class="subxComment"># check-ints-equal(*_test-output-stream->data, '3', msg)</span> -<span id="L388" class="LineNr">388 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L389" class="LineNr">389 </span> 68/push <span class="Constant">"F - test-get-num-reads-single-digit"</span>/imm32 -<span id="L390" class="LineNr">390 </span> 68/push 0x33/imm32 -<span id="L391" class="LineNr">391 </span> b8/copy-to-EAX <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L392" class="LineNr">392 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L393" class="LineNr">393 </span> <span class="subxS2Comment"># . . call</span> -<span id="L394" class="LineNr">394 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L395" class="LineNr">395 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L396" class="LineNr">396 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L397" class="LineNr">397 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L398" class="LineNr">398 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L399" class="LineNr">399 </span> 5d/pop-to-EBP -<span id="L400" class="LineNr">400 </span> c3/return -<span id="L401" class="LineNr">401 </span> -<span id="L402" class="LineNr">402 </span><span class="subxTest">test-get-num-aborts-on-non-digit-in-Look</span>: -<span id="L403" class="LineNr">403 </span> <span class="subxH1Comment"># - check that get-num returns first character if it's a digit</span> -<span id="L404" class="LineNr">404 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L405" class="LineNr">405 </span> 55/push-EBP -<span id="L406" class="LineNr">406 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L407" class="LineNr">407 </span> <span class="subxComment"># clear all streams</span> -<span id="L408" class="LineNr">408 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L409" class="LineNr">409 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L410" class="LineNr">410 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L411" class="LineNr">411 </span> <span class="subxS2Comment"># . . call</span> -<span id="L412" class="LineNr">412 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L413" class="LineNr">413 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L414" class="LineNr">414 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L415" class="LineNr">415 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L416" class="LineNr">416 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L417" class="LineNr">417 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L418" class="LineNr">418 </span> 05/add-to-EAX 4/imm32 -<span id="L419" class="LineNr">419 </span> 50/push-EAX -<span id="L420" class="LineNr">420 </span> <span class="subxS2Comment"># . . call</span> -<span id="L421" class="LineNr">421 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L422" class="LineNr">422 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L423" class="LineNr">423 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L424" class="LineNr">424 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L425" class="LineNr">425 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L426" class="LineNr">426 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L427" class="LineNr">427 </span> <span class="subxS2Comment"># . . call</span> -<span id="L428" class="LineNr">428 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L429" class="LineNr">429 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L430" class="LineNr">430 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L431" class="LineNr">431 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L432" class="LineNr">432 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L433" class="LineNr">433 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L434" class="LineNr">434 </span> <span class="subxS2Comment"># . . call</span> -<span id="L435" class="LineNr">435 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L436" class="LineNr">436 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L437" class="LineNr">437 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L438" class="LineNr">438 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L439" class="LineNr">439 </span> <span class="subxS1Comment"># . write(_test-stream, "3")</span> -<span id="L440" class="LineNr">440 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L441" class="LineNr">441 </span> 68/push <span class="Constant">"3"</span>/imm32 -<span id="L442" class="LineNr">442 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L443" class="LineNr">443 </span> <span class="subxS2Comment"># . . call</span> -<span id="L444" class="LineNr">444 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L445" class="LineNr">445 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L446" class="LineNr">446 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L447" class="LineNr">447 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L448" class="LineNr">448 </span> <span class="subxS1Comment"># . var ed/EAX : (address exit-descriptor)</span> -<span id="L449" class="LineNr">449 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L450" class="LineNr">450 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L451" class="LineNr">451 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L452" class="LineNr">452 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L453" class="LineNr">453 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L454" class="LineNr">454 </span> 50/push-EAX/ed -<span id="L455" class="LineNr">455 </span> <span class="subxS2Comment"># . . call</span> -<span id="L456" class="LineNr">456 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L457" class="LineNr">457 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L458" class="LineNr">458 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L459" class="LineNr">459 </span> <span class="subxComment"># *don't* prime the pump</span> -<span id="L460" class="LineNr">460 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L461" class="LineNr">461 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L462" class="LineNr">462 </span> 50/push-EAX/ed -<span id="L463" class="LineNr">463 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L464" class="LineNr">464 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L465" class="LineNr">465 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L466" class="LineNr">466 </span> <span class="subxS2Comment"># . . call</span> -<span id="L467" class="LineNr">467 </span> e8/call <a href='crenshaw2-1b.subx.html#L191'>get-num</a>/disp32 -<span id="L468" class="LineNr">468 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L469" class="LineNr">469 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L470" class="LineNr">470 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L471" class="LineNr">471 </span> <span class="subxComment"># check that get-num tried to call exit(1)</span> -<span id="L472" class="LineNr">472 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 2, msg) # i.e. stop was called with value 1</span> -<span id="L473" class="LineNr">473 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L474" class="LineNr">474 </span> 68/push <span class="Constant">"F - test-get-num-aborts-on-non-digit-in-Look"</span>/imm32 -<span id="L475" class="LineNr">475 </span> 68/push 2/imm32 -<span id="L476" class="LineNr">476 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L477" class="LineNr">477 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L478" class="LineNr">478 </span> <span class="subxS2Comment"># . . call</span> -<span id="L479" class="LineNr">479 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L480" class="LineNr">480 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L481" class="LineNr">481 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L482" class="LineNr">482 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L483" class="LineNr">483 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L484" class="LineNr">484 </span> 5d/pop-to-EBP -<span id="L485" class="LineNr">485 </span> c3/return -<span id="L486" class="LineNr">486 </span> -<span id="L487" class="LineNr">487 </span><span class="subxTest">test-get-num-reads-multiple-digits</span>: -<span id="L488" class="LineNr">488 </span> <span class="subxH1Comment"># - check that get-num returns all initial digits until it encounters a non-digit</span> -<span id="L489" class="LineNr">489 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L490" class="LineNr">490 </span> 55/push-EBP -<span id="L491" class="LineNr">491 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L492" class="LineNr">492 </span> <span class="subxComment"># clear all streams</span> -<span id="L493" class="LineNr">493 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L494" class="LineNr">494 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L495" class="LineNr">495 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L496" class="LineNr">496 </span> <span class="subxS2Comment"># . . call</span> -<span id="L497" class="LineNr">497 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L498" class="LineNr">498 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L499" class="LineNr">499 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L500" class="LineNr">500 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L501" class="LineNr">501 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L502" class="LineNr">502 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L503" class="LineNr">503 </span> 05/add-to-EAX 4/imm32 -<span id="L504" class="LineNr">504 </span> 50/push-EAX -<span id="L505" class="LineNr">505 </span> <span class="subxS2Comment"># . . call</span> -<span id="L506" class="LineNr">506 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L507" class="LineNr">507 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L508" class="LineNr">508 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L509" class="LineNr">509 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L510" class="LineNr">510 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L511" class="LineNr">511 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L512" class="LineNr">512 </span> <span class="subxS2Comment"># . . call</span> -<span id="L513" class="LineNr">513 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L514" class="LineNr">514 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L515" class="LineNr">515 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L516" class="LineNr">516 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L517" class="LineNr">517 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L518" class="LineNr">518 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L519" class="LineNr">519 </span> <span class="subxS2Comment"># . . call</span> -<span id="L520" class="LineNr">520 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L521" class="LineNr">521 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L522" class="LineNr">522 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L523" class="LineNr">523 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L524" class="LineNr">524 </span> <span class="subxS1Comment"># . write(_test-stream, "3456 x")</span> -<span id="L525" class="LineNr">525 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L526" class="LineNr">526 </span> 68/push <span class="Constant">"3456"</span>/imm32 -<span id="L527" class="LineNr">527 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L528" class="LineNr">528 </span> <span class="subxS2Comment"># . . call</span> -<span id="L529" class="LineNr">529 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L530" class="LineNr">530 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L531" class="LineNr">531 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L532" class="LineNr">532 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L533" class="LineNr">533 </span> <span class="subxS1Comment"># . var ed/EAX : (address exit-descriptor)</span> -<span id="L534" class="LineNr">534 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L535" class="LineNr">535 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L536" class="LineNr">536 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L537" class="LineNr">537 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L538" class="LineNr">538 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L539" class="LineNr">539 </span> 50/push-EAX/ed -<span id="L540" class="LineNr">540 </span> <span class="subxS2Comment"># . . call</span> -<span id="L541" class="LineNr">541 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L542" class="LineNr">542 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L543" class="LineNr">543 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L544" class="LineNr">544 </span> <span class="subxComment"># prime the pump</span> -<span id="L545" class="LineNr">545 </span> <span class="subxS1Comment"># . get-char(_test-buffered-file)</span> -<span id="L546" class="LineNr">546 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L547" class="LineNr">547 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L548" class="LineNr">548 </span> <span class="subxS2Comment"># . . call</span> -<span id="L549" class="LineNr">549 </span> e8/call <a href='crenshaw2-1b.subx.html#L714'>get-char</a>/disp32 -<span id="L550" class="LineNr">550 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L551" class="LineNr">551 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L552" class="LineNr">552 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L553" class="LineNr">553 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L554" class="LineNr">554 </span> 50/push-EAX/ed -<span id="L555" class="LineNr">555 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L556" class="LineNr">556 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L557" class="LineNr">557 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L558" class="LineNr">558 </span> <span class="subxS2Comment"># . . call</span> -<span id="L559" class="LineNr">559 </span> e8/call <a href='crenshaw2-1b.subx.html#L191'>get-num</a>/disp32 -<span id="L560" class="LineNr">560 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L561" class="LineNr">561 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L562" class="LineNr">562 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L563" class="LineNr">563 </span> <span class="subxComment"># check-ints-equal(*_test-output-stream->data, '3456', msg)</span> -<span id="L564" class="LineNr">564 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L565" class="LineNr">565 </span> 68/push <span class="Constant">"F - test-get-num-reads-multiple-digits"</span>/imm32 -<span id="L566" class="LineNr">566 </span> 68/push 0x36353433/imm32 -<span id="L567" class="LineNr">567 </span> b8/copy-to-EAX <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L568" class="LineNr">568 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L569" class="LineNr">569 </span> <span class="subxS2Comment"># . . call</span> -<span id="L570" class="LineNr">570 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L571" class="LineNr">571 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L572" class="LineNr">572 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L573" class="LineNr">573 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L574" class="LineNr">574 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L575" class="LineNr">575 </span> 5d/pop-to-EBP -<span id="L576" class="LineNr">576 </span> c3/return -<span id="L577" class="LineNr">577 </span> -<span id="L578" class="LineNr">578 </span><span class="subxTest">test-get-num-reads-multiple-digits-followed-by-nondigit</span>: -<span id="L579" class="LineNr">579 </span> <span class="subxH1Comment"># - check that get-num returns all initial digits until it encounters a non-digit</span> -<span id="L580" class="LineNr">580 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L581" class="LineNr">581 </span> 55/push-EBP -<span id="L582" class="LineNr">582 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L583" class="LineNr">583 </span> <span class="subxComment"># clear all streams</span> -<span id="L584" class="LineNr">584 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L585" class="LineNr">585 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L586" class="LineNr">586 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L587" class="LineNr">587 </span> <span class="subxS2Comment"># . . call</span> -<span id="L588" class="LineNr">588 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L589" class="LineNr">589 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L590" class="LineNr">590 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L591" class="LineNr">591 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L592" class="LineNr">592 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L593" class="LineNr">593 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L594" class="LineNr">594 </span> 05/add-to-EAX 4/imm32 -<span id="L595" class="LineNr">595 </span> 50/push-EAX -<span id="L596" class="LineNr">596 </span> <span class="subxS2Comment"># . . call</span> -<span id="L597" class="LineNr">597 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L598" class="LineNr">598 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L599" class="LineNr">599 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L600" class="LineNr">600 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L601" class="LineNr">601 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L602" class="LineNr">602 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L603" class="LineNr">603 </span> <span class="subxS2Comment"># . . call</span> -<span id="L604" class="LineNr">604 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L605" class="LineNr">605 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L606" class="LineNr">606 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L607" class="LineNr">607 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L608" class="LineNr">608 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L609" class="LineNr">609 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L610" class="LineNr">610 </span> <span class="subxS2Comment"># . . call</span> -<span id="L611" class="LineNr">611 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L612" class="LineNr">612 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L613" class="LineNr">613 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L614" class="LineNr">614 </span> <span class="subxComment"># initialize 'in'</span> -<span id="L615" class="LineNr">615 </span> <span class="subxS1Comment"># . write(_test-stream, "3456 x")</span> -<span id="L616" class="LineNr">616 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L617" class="LineNr">617 </span> 68/push <span class="Constant">"3456 x"</span>/imm32 -<span id="L618" class="LineNr">618 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L619" class="LineNr">619 </span> <span class="subxS2Comment"># . . call</span> -<span id="L620" class="LineNr">620 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L621" class="LineNr">621 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L622" class="LineNr">622 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L623" class="LineNr">623 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'get-num' below</span> -<span id="L624" class="LineNr">624 </span> <span class="subxS1Comment"># . var ed/EAX : (address exit-descriptor)</span> -<span id="L625" class="LineNr">625 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L626" class="LineNr">626 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L627" class="LineNr">627 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 16)</span> -<span id="L628" class="LineNr">628 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L629" class="LineNr">629 </span> 68/push 0x10/imm32/nbytes-of-args-for-get-num -<span id="L630" class="LineNr">630 </span> 50/push-EAX/ed -<span id="L631" class="LineNr">631 </span> <span class="subxS2Comment"># . . call</span> -<span id="L632" class="LineNr">632 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L633" class="LineNr">633 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L634" class="LineNr">634 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L635" class="LineNr">635 </span> <span class="subxComment"># prime the pump</span> -<span id="L636" class="LineNr">636 </span> <span class="subxS1Comment"># . get-char(_test-buffered-file)</span> -<span id="L637" class="LineNr">637 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L638" class="LineNr">638 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L639" class="LineNr">639 </span> <span class="subxS2Comment"># . . call</span> -<span id="L640" class="LineNr">640 </span> e8/call <a href='crenshaw2-1b.subx.html#L714'>get-char</a>/disp32 -<span id="L641" class="LineNr">641 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L642" class="LineNr">642 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L643" class="LineNr">643 </span> <span class="subxComment"># get-num(in, out, err, ed)</span> -<span id="L644" class="LineNr">644 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L645" class="LineNr">645 </span> 50/push-EAX/ed -<span id="L646" class="LineNr">646 </span> 68/push <a href='crenshaw2-1b.subx.html#L772'>_test-error-stream</a>/imm32 -<span id="L647" class="LineNr">647 </span> 68/push <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L648" class="LineNr">648 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L649" class="LineNr">649 </span> <span class="subxS2Comment"># . . call</span> -<span id="L650" class="LineNr">650 </span> e8/call <a href='crenshaw2-1b.subx.html#L191'>get-num</a>/disp32 -<span id="L651" class="LineNr">651 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L652" class="LineNr">652 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L653" class="LineNr">653 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L654" class="LineNr">654 </span> <span class="subxComment"># check-ints-equal(*_test-output-stream->data, '3456', msg)</span> -<span id="L655" class="LineNr">655 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L656" class="LineNr">656 </span> 68/push <span class="Constant">"F - test-get-num-reads-multiple-digits-followed-by-nondigit"</span>/imm32 -<span id="L657" class="LineNr">657 </span> 68/push 0x36353433/imm32 -<span id="L658" class="LineNr">658 </span> b8/copy-to-EAX <a href='crenshaw2-1b.subx.html#L762'>_test-output-stream</a>/imm32 -<span id="L659" class="LineNr">659 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L660" class="LineNr">660 </span> <span class="subxS2Comment"># . . call</span> -<span id="L661" class="LineNr">661 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L662" class="LineNr">662 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L663" class="LineNr">663 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L664" class="LineNr">664 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L665" class="LineNr">665 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L666" class="LineNr">666 </span> 5d/pop-to-EBP -<span id="L667" class="LineNr">667 </span> c3/return -<span id="L668" class="LineNr">668 </span> -<span id="L669" class="LineNr">669 </span><span class="subxComment">## helpers</span> -<span id="L670" class="LineNr">670 </span> -<span id="L671" class="LineNr">671 </span><span class="subxComment"># write(f, "Error: "+s+" expected\n") then stop(ed, 1)</span> -<span id="L672" class="LineNr">672 </span><span class="subxFunction">expected</span>: <span class="subxComment"># ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void></span> -<span id="L673" class="LineNr">673 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L674" class="LineNr">674 </span> 55/push-EBP -<span id="L675" class="LineNr">675 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L676" class="LineNr">676 </span> <span class="subxComment"># write(f, "Error: ")</span> -<span id="L677" class="LineNr">677 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L678" class="LineNr">678 </span> 68/push <span class="Constant">"Error: "</span>/imm32 -<span id="L679" class="LineNr">679 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L680" class="LineNr">680 </span> <span class="subxS2Comment"># . . call</span> -<span id="L681" class="LineNr">681 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L682" class="LineNr">682 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L683" class="LineNr">683 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L684" class="LineNr">684 </span> <span class="subxComment"># write(f, s)</span> -<span id="L685" class="LineNr">685 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L686" class="LineNr">686 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L687" class="LineNr">687 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L688" class="LineNr">688 </span> <span class="subxS2Comment"># . . call</span> -<span id="L689" class="LineNr">689 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L690" class="LineNr">690 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L691" class="LineNr">691 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L692" class="LineNr">692 </span> <span class="subxComment"># write(f, " expected\n")</span> -<span id="L693" class="LineNr">693 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L694" class="LineNr">694 </span> 68/push <span class="Constant">" expected\n"</span>/imm32 -<span id="L695" class="LineNr">695 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L696" class="LineNr">696 </span> <span class="subxS2Comment"># . . call</span> -<span id="L697" class="LineNr">697 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L698" class="LineNr">698 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L699" class="LineNr">699 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L700" class="LineNr">700 </span> <span class="subxComment"># stop(ed, 1)</span> -<span id="L701" class="LineNr">701 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L702" class="LineNr">702 </span> 68/push 1/imm32 -<span id="L703" class="LineNr">703 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L704" class="LineNr">704 </span> <span class="subxS2Comment"># . . call</span> -<span id="L705" class="LineNr">705 </span> e8/call <a href='../059stop.subx.html#L91'>stop</a>/disp32 -<span id="L706" class="LineNr">706 </span> <span class="subxComment"># should never get past this point</span> -<span id="L707" class="LineNr">707 </span><span class="Constant">$expected:dead-end</span>: -<span id="L708" class="LineNr">708 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L709" class="LineNr">709 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L710" class="LineNr">710 </span> 5d/pop-to-EBP -<span id="L711" class="LineNr">711 </span> c3/return -<span id="L712" class="LineNr">712 </span> -<span id="L713" class="LineNr">713 </span><span class="subxComment"># read a byte from 'f', and save it in 'Look'</span> -<span id="L714" class="LineNr">714 </span><span class="subxFunction">get-char</span>: <span class="subxComment"># f : (address buffered-file) -> <void></span> -<span id="L715" class="LineNr">715 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L716" class="LineNr">716 </span> 55/push-EBP -<span id="L717" class="LineNr">717 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L718" class="LineNr">718 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L719" class="LineNr">719 </span> 50/push-EAX -<span id="L720" class="LineNr">720 </span> <span class="subxComment"># EAX = read-byte-buffered(f)</span> -<span id="L721" class="LineNr">721 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L722" class="LineNr">722 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L723" class="LineNr">723 </span> <span class="subxS2Comment"># . . call</span> -<span id="L724" class="LineNr">724 </span> e8/call <a href='../061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L725" class="LineNr">725 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L726" class="LineNr">726 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L727" class="LineNr">727 </span> <span class="subxComment"># save EAX to Look</span> -<span id="L728" class="LineNr">728 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='crenshaw2-1b.subx.html#L759'>Look</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *Look</span> -<span id="L729" class="LineNr">729 </span><span class="Constant">$get-char:end</span>: -<span id="L730" class="LineNr">730 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L731" class="LineNr">731 </span> 58/pop-to-EAX -<span id="L732" class="LineNr">732 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L733" class="LineNr">733 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L734" class="LineNr">734 </span> 5d/pop-to-EBP -<span id="L735" class="LineNr">735 </span> c3/return -<span id="L736" class="LineNr">736 </span> -<span id="L737" class="LineNr">737 </span><span class="subxFunction">is-digit?</span>: <span class="subxComment"># c : int -> EAX : boolean</span> -<span id="L738" class="LineNr">738 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L739" class="LineNr">739 </span> 55/push-EBP -<span id="L740" class="LineNr">740 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L741" class="LineNr">741 </span> <span class="subxComment"># EAX = false</span> -<span id="L742" class="LineNr">742 </span> b8/copy-to-EAX 0/imm32 -<span id="L743" class="LineNr">743 </span> <span class="subxComment"># if (c < '0') return false</span> -<span id="L744" class="LineNr">744 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x30/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L745" class="LineNr">745 </span> 7c/jump-if-lesser $is-digit?:end/disp8 -<span id="L746" class="LineNr">746 </span> <span class="subxComment"># if (c > '9') return false</span> -<span id="L747" class="LineNr">747 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 0x39/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L748" class="LineNr">748 </span> 7f/jump-if-greater $is-digit?:end/disp8 -<span id="L749" class="LineNr">749 </span> <span class="subxComment"># otherwise return true</span> -<span id="L750" class="LineNr">750 </span> b8/copy-to-EAX 1/imm32 -<span id="L751" class="LineNr">751 </span><span class="Constant">$is-digit?:end</span>: -<span id="L752" class="LineNr">752 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L753" class="LineNr">753 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L754" class="LineNr">754 </span> 5d/pop-to-EBP -<span id="L755" class="LineNr">755 </span> c3/return -<span id="L756" class="LineNr">756 </span> -<span id="L757" class="LineNr">757 </span>== data -<span id="L758" class="LineNr">758 </span> -<span id="L759" class="LineNr">759 </span><span class="SpecialChar">Look</span>: <span class="subxComment"># (char with some extra padding)</span> -<span id="L760" class="LineNr">760 </span> 0/imm32 -<span id="L761" class="LineNr">761 </span> -<span id="L762" class="LineNr">762 </span><span class="subxMinorFunction">_test-output-stream</span>: -<span id="L763" class="LineNr">763 </span> <span class="subxComment"># current write index</span> -<span id="L764" class="LineNr">764 </span> 0/imm32 -<span id="L765" class="LineNr">765 </span> <span class="subxComment"># current read index</span> -<span id="L766" class="LineNr">766 </span> 0/imm32 -<span id="L767" class="LineNr">767 </span> <span class="subxComment"># length</span> -<span id="L768" class="LineNr">768 </span> 8/imm32 -<span id="L769" class="LineNr">769 </span> <span class="subxComment"># data</span> -<span id="L770" class="LineNr">770 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L771" class="LineNr">771 </span> -<span id="L772" class="LineNr">772 </span><span class="subxMinorFunction">_test-error-stream</span>: -<span id="L773" class="LineNr">773 </span> <span class="subxComment"># current write index</span> -<span id="L774" class="LineNr">774 </span> 0/imm32 -<span id="L775" class="LineNr">775 </span> <span class="subxComment"># current read index</span> -<span id="L776" class="LineNr">776 </span> 0/imm32 -<span id="L777" class="LineNr">777 </span> <span class="subxComment"># length</span> -<span id="L778" class="LineNr">778 </span> 0x40/imm32 -<span id="L779" class="LineNr">779 </span> <span class="subxComment"># data (4 lines x 16 bytes/line)</span> -<span id="L780" class="LineNr">780 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L781" class="LineNr">781 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L782" class="LineNr">782 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L783" class="LineNr">783 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L784" class="LineNr">784 </span> -<span id="L785" class="LineNr">785 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/dquotes.subx.html b/html/subx/apps/dquotes.subx.html deleted file mode 100644 index 2f382698..00000000 --- a/html/subx/apps/dquotes.subx.html +++ /dev/null @@ -1,2617 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/dquotes.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.Folded { color: #080808; background-color: #949494; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/dquotes.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/dquotes.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Translate literal strings within double quotes.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># Replace them with references to new variables in the data segment.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx translate *.subx apps/dquotes.subx -o apps/dquotes</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ cat x</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># == code</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># ab "cd ef"/imm32</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># $ cat x |./subx run apps/dquotes</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># == code</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># ab __string1/imm32</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># == data</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># __string1:</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># 5/imm32</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># 0x63/c 0x64/d 0x20/ 0x65/e 0x66/f</span> -<span id="L16" class="LineNr"> 16 </span> -<span id="L17" class="LineNr"> 17 </span>== code -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="SpecialChar">Entry</span>: -<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># initialize heap</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxS1Comment"># . Heap = new-segment(Heap-size)</span> -<span id="L25" class="LineNr"> 25 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L26" class="LineNr"> 26 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L27" class="LineNr"> 27 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Heap-size</span>/disp32 <span class="subxComment"># push *Heap-size</span> -<span id="L28" class="LineNr"> 28 </span> <span class="subxS2Comment"># . . call</span> -<span id="L29" class="LineNr"> 29 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L30" class="LineNr"> 30 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L31" class="LineNr"> 31 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L32" class="LineNr"> 32 </span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L35" class="LineNr"> 35 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L38" class="LineNr"> 38 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L39" class="LineNr"> 39 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L40" class="LineNr"> 40 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L42" class="LineNr"> 42 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L43" class="LineNr"> 43 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxS2Comment"># . . call</span> -<span id="L45" class="LineNr"> 45 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L47" class="LineNr"> 47 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxS1Comment"># . check result</span> -<span id="L49" class="LineNr"> 49 </span> 3d/compare-EAX-and 1/imm32 -<span id="L50" class="LineNr"> 50 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L51" class="LineNr"> 51 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L52" class="LineNr"> 52 </span> e8/call run-tests/disp32 -<span id="L53" class="LineNr"> 53 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L54" class="LineNr"> 54 </span> eb/jump $main:end/disp8 -<span id="L55" class="LineNr"> 55 </span><span class="Constant">$run-main</span>: -<span id="L56" class="LineNr"> 56 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L58" class="LineNr"> 58 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L59" class="LineNr"> 59 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L62" class="LineNr"> 62 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># return convert(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L65" class="LineNr"> 65 </span> 50/push-EAX/ed -<span id="L66" class="LineNr"> 66 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L67" class="LineNr"> 67 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L68" class="LineNr"> 68 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L69" class="LineNr"> 69 </span> <span class="subxS2Comment"># . . call</span> -<span id="L70" class="LineNr"> 70 </span> e8/call <a href='dquotes.subx.html#L83'>convert</a>/disp32 -<span id="L71" class="LineNr"> 71 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L72" class="LineNr"> 72 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L74" class="LineNr"> 74 </span> bb/copy-to-EBX 0/imm32 -<span id="L75" class="LineNr"> 75 </span><span class="Constant">$main:end</span>: -<span id="L76" class="LineNr"> 76 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L77" class="LineNr"> 77 </span> cd/syscall 0x80/imm8 -<span id="L78" class="LineNr"> 78 </span> -<span id="L79" class="LineNr"> 79 </span><span class="subxComment"># conceptual hierarchy within a line:</span> -<span id="L80" class="LineNr"> 80 </span><span class="subxComment"># line = words separated by ' ', maybe followed by comment starting with '#'</span> -<span id="L81" class="LineNr"> 81 </span><span class="subxComment"># word = datum until '/', then 0 or more metadata separated by '/'</span> -<span id="L82" class="LineNr"> 82 </span> -<span id="L83" class="LineNr"> 83 </span><span class="subxFunction">convert</span>: <span class="subxComment"># in : (address buffered-file), out : (address buffered-file) -> <void></span> -<span id="L84" class="LineNr"> 84 </span> <span class="subxComment"># pseudocode:</span> -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># var new-data-segment = new-stream(Heap, Segment-size, 1)</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># write(new-data-segment, "== data\n")</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># while true</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># while true</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># var word-slice = next-word-or-string(line)</span> -<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># if slice-empty?(word-slice) # end of line</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># break</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># continue</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># if slice-starts-with?(word-slice, '"') # string literal <== what we're here for</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxComment"># process-string-literal(word-slice, out, new-data-segment)</span> -<span id="L100" class="LineNr"> 100 </span> <span class="subxComment"># else</span> -<span id="L101" class="LineNr"> 101 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L102" class="LineNr"> 102 </span> <span class="subxComment"># write(out, " ")</span> -<span id="L103" class="LineNr"> 103 </span> <span class="subxComment"># write(out, "\n\n")</span> -<span id="L104" class="LineNr"> 104 </span> <span class="subxComment"># write-stream-data(out, new-data-segment)</span> -<span id="L105" class="LineNr"> 105 </span> <span class="subxComment"># flush(out)</span> -<span id="L106" class="LineNr"> 106 </span> <span class="subxComment">#</span> -<span id="L107" class="LineNr"> 107 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L108" class="LineNr"> 108 </span> 55/push-EBP -<span id="L109" class="LineNr"> 109 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L110" class="LineNr"> 110 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L111" class="LineNr"> 111 </span> 50/push-EAX -<span id="L112" class="LineNr"> 112 </span> 51/push-ECX -<span id="L113" class="LineNr"> 113 </span> 52/push-EDX -<span id="L114" class="LineNr"> 114 </span> 53/push-EBX -<span id="L115" class="LineNr"> 115 </span> 56/push-ESI -<span id="L116" class="LineNr"> 116 </span> 57/push-EDI -<span id="L117" class="LineNr"> 117 </span> <span class="subxComment"># var line/ECX : (address stream byte) = stream(512)</span> -<span id="L118" class="LineNr"> 118 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x200/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L119" class="LineNr"> 119 </span> 68/push 0x200/imm32/length -<span id="L120" class="LineNr"> 120 </span> 68/push 0/imm32/read -<span id="L121" class="LineNr"> 121 </span> 68/push 0/imm32/write -<span id="L122" class="LineNr"> 122 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L123" class="LineNr"> 123 </span> <span class="subxComment"># var word-slice/EDX = {0, 0}</span> -<span id="L124" class="LineNr"> 124 </span> 68/push 0/imm32/end -<span id="L125" class="LineNr"> 125 </span> 68/push 0/imm32/start -<span id="L126" class="LineNr"> 126 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L127" class="LineNr"> 127 </span> <span class="subxComment"># new-data-segment/EDI = new-stream(Heap, Segment-size, 1)</span> -<span id="L128" class="LineNr"> 128 </span> <span class="subxS1Comment"># . EAX = new-stream(Heap, Segment-size, 1)</span> -<span id="L129" class="LineNr"> 129 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L130" class="LineNr"> 130 </span> 68/push 1/imm32 -<span id="L131" class="LineNr"> 131 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Segment-size</span>/disp32 <span class="subxComment"># push *Segment-size</span> -<span id="L132" class="LineNr"> 132 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L133" class="LineNr"> 133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr"> 134 </span> e8/call <a href='../070new-stream.subx.html#L8'>new-stream</a>/disp32 -<span id="L135" class="LineNr"> 135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr"> 136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr"> 137 </span> <span class="subxS1Comment"># . EDI = EAX</span> -<span id="L138" class="LineNr"> 138 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L139" class="LineNr"> 139 </span> <span class="subxComment"># write(new-data-segment, "== data\n")</span> -<span id="L140" class="LineNr"> 140 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L141" class="LineNr"> 141 </span> 68/push <span class="Constant">"== data\n"</span>/imm32 -<span id="L142" class="LineNr"> 142 </span> 57/push-EDI -<span id="L143" class="LineNr"> 143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L144" class="LineNr"> 144 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L145" class="LineNr"> 145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L146" class="LineNr"> 146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L147" class="LineNr"> 147 </span><span class="Constant">$convert:line-loop</span>: -<span id="L148" class="LineNr"> 148 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L149" class="LineNr"> 149 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L150" class="LineNr"> 150 </span> 51/push-ECX -<span id="L151" class="LineNr"> 151 </span> <span class="subxS2Comment"># . . call</span> -<span id="L152" class="LineNr"> 152 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L153" class="LineNr"> 153 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L154" class="LineNr"> 154 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L155" class="LineNr"> 155 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L156" class="LineNr"> 156 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L157" class="LineNr"> 157 </span> 51/push-ECX -<span id="L158" class="LineNr"> 158 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L159" class="LineNr"> 159 </span> <span class="subxS2Comment"># . . call</span> -<span id="L160" class="LineNr"> 160 </span> e8/call <a href='../071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L161" class="LineNr"> 161 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L162" class="LineNr"> 162 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L163" class="LineNr"> 163 </span><span class="Constant">$convert:check0</span>: -<span id="L164" class="LineNr"> 164 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L165" class="LineNr"> 165 </span> 81 7/subop/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *ECX</span> -<span id="L166" class="LineNr"> 166 </span> 0f 84/jump-if-equal $convert:break/disp32 -<span id="L167" class="LineNr"> 167 </span><span class="Constant">$convert:word-loop</span>: -<span id="L168" class="LineNr"> 168 </span> <span class="subxComment"># next-word-or-string(line, word-slice)</span> -<span id="L169" class="LineNr"> 169 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L170" class="LineNr"> 170 </span> 52/push-EDX -<span id="L171" class="LineNr"> 171 </span> 51/push-ECX -<span id="L172" class="LineNr"> 172 </span> <span class="subxS2Comment"># . . call</span> -<span id="L173" class="LineNr"> 173 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L174" class="LineNr"> 174 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L175" class="LineNr"> 175 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L176" class="LineNr"> 176 </span><span class="Constant">$convert:check1</span>: -<span id="L177" class="LineNr"> 177 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L178" class="LineNr"> 178 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L179" class="LineNr"> 179 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L180" class="LineNr"> 180 </span> 52/push-EDX -<span id="L181" class="LineNr"> 181 </span> <span class="subxS2Comment"># . . call</span> -<span id="L182" class="LineNr"> 182 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L183" class="LineNr"> 183 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L184" class="LineNr"> 184 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L185" class="LineNr"> 185 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L186" class="LineNr"> 186 </span> 3d/compare-EAX-and 0/imm32 -<span id="L187" class="LineNr"> 187 </span> 0f 85/jump-if-not-equal $convert:next-line/disp32 -<span id="L188" class="LineNr"> 188 </span><span class="Constant">$convert:check-for-comment</span>: -<span id="L189" class="LineNr"> 189 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) continue</span> -<span id="L190" class="LineNr"> 190 </span> <span class="subxS1Comment"># . start/ESI = word-slice->start</span> -<span id="L191" class="LineNr"> 191 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to ESI</span> -<span id="L192" class="LineNr"> 192 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L193" class="LineNr"> 193 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L194" class="LineNr"> 194 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L195" class="LineNr"> 195 </span> <span class="subxS1Comment"># . if (EAX == '#') continue</span> -<span id="L196" class="LineNr"> 196 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L197" class="LineNr"> 197 </span> 74/jump-if-equal $convert:word-loop/disp8 -<span id="L198" class="LineNr"> 198 </span><span class="Constant">$convert:check-for-string-literal</span>: -<span id="L199" class="LineNr"> 199 </span> 3d/compare-EAX-and 0x22/imm32/dquote -<span id="L200" class="LineNr"> 200 </span> 75/jump-if-not-equal $convert:regular-word/disp8 -<span id="L201" class="LineNr"> 201 </span><span class="Constant">$convert:string-literal</span>: -<span id="L202" class="LineNr"> 202 </span> <span class="subxComment"># process-string-literal(word-slice, out, new-data-segment)</span> -<span id="L203" class="LineNr"> 203 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L204" class="LineNr"> 204 </span> 57/push-EDI -<span id="L205" class="LineNr"> 205 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L206" class="LineNr"> 206 </span> 52/push-EDX -<span id="L207" class="LineNr"> 207 </span> <span class="subxS2Comment"># . . call</span> -<span id="L208" class="LineNr"> 208 </span> e8/call <a href='dquotes.subx.html#L278'>process-string-literal</a>/disp32 -<span id="L209" class="LineNr"> 209 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L210" class="LineNr"> 210 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L211" class="LineNr"> 211 </span> <span class="subxComment"># continue</span> -<span id="L212" class="LineNr"> 212 </span> eb/jump $convert:next-word/disp8 -<span id="L213" class="LineNr"> 213 </span><span class="Constant">$convert:regular-word</span>: -<span id="L214" class="LineNr"> 214 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L215" class="LineNr"> 215 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L216" class="LineNr"> 216 </span> 52/push-EDX -<span id="L217" class="LineNr"> 217 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L218" class="LineNr"> 218 </span> <span class="subxS2Comment"># . . call</span> -<span id="L219" class="LineNr"> 219 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L220" class="LineNr"> 220 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L221" class="LineNr"> 221 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L222" class="LineNr"> 222 </span> <span class="subxComment"># fall through</span> -<span id="L223" class="LineNr"> 223 </span><span class="Constant">$convert:next-word</span>: -<span id="L224" class="LineNr"> 224 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L225" class="LineNr"> 225 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L226" class="LineNr"> 226 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L227" class="LineNr"> 227 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L228" class="LineNr"> 228 </span> <span class="subxS2Comment"># . . call</span> -<span id="L229" class="LineNr"> 229 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L230" class="LineNr"> 230 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L231" class="LineNr"> 231 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L232" class="LineNr"> 232 </span> <span class="subxComment"># loop</span> -<span id="L233" class="LineNr"> 233 </span> eb/jump $convert:word-loop/disp8 -<span id="L234" class="LineNr"> 234 </span><span class="Constant">$convert:next-line</span>: -<span id="L235" class="LineNr"> 235 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L236" class="LineNr"> 236 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L237" class="LineNr"> 237 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L238" class="LineNr"> 238 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L239" class="LineNr"> 239 </span> <span class="subxS2Comment"># . . call</span> -<span id="L240" class="LineNr"> 240 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L241" class="LineNr"> 241 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L242" class="LineNr"> 242 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L243" class="LineNr"> 243 </span> <span class="subxComment"># loop</span> -<span id="L244" class="LineNr"> 244 </span> e9/jump $convert:line-loop/disp32 -<span id="L245" class="LineNr"> 245 </span><span class="Constant">$convert:break</span>: -<span id="L246" class="LineNr"> 246 </span> <span class="subxComment"># write-stream-data(out, new-data-segment)</span> -<span id="L247" class="LineNr"> 247 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L248" class="LineNr"> 248 </span> 57/push-EDI -<span id="L249" class="LineNr"> 249 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L250" class="LineNr"> 250 </span> <span class="subxS2Comment"># . . call</span> -<span id="L251" class="LineNr"> 251 </span> e8/call write-stream-data/disp32 -<span id="L252" class="LineNr"> 252 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L253" class="LineNr"> 253 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L254" class="LineNr"> 254 </span> <span class="subxComment"># flush(out)</span> -<span id="L255" class="LineNr"> 255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L256" class="LineNr"> 256 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L257" class="LineNr"> 257 </span> <span class="subxS2Comment"># . . call</span> -<span id="L258" class="LineNr"> 258 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L259" class="LineNr"> 259 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L260" class="LineNr"> 260 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L261" class="LineNr"> 261 </span><span class="Constant">$convert:end</span>: -<span id="L262" class="LineNr"> 262 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L263" class="LineNr"> 263 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x214/imm32 <span class="subxComment"># add to ESP</span> -<span id="L264" class="LineNr"> 264 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L265" class="LineNr"> 265 </span> 5f/pop-to-EDI -<span id="L266" class="LineNr"> 266 </span> 5e/pop-to-ESI -<span id="L267" class="LineNr"> 267 </span> 5b/pop-to-EBX -<span id="L268" class="LineNr"> 268 </span> 5a/pop-to-EDX -<span id="L269" class="LineNr"> 269 </span> 59/pop-to-ECX -<span id="L270" class="LineNr"> 270 </span> 58/pop-to-EAX -<span id="L271" class="LineNr"> 271 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L272" class="LineNr"> 272 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L273" class="LineNr"> 273 </span> 5d/pop-to-EBP -<span id="L274" class="LineNr"> 274 </span> c3/return -<span id="L275" class="LineNr"> 275 </span> -<span id="L276" class="LineNr"> 276 </span><span class="subxComment"># Write out 'string-literal' in a new format to 'out-segment', assign it a new</span> -<span id="L277" class="LineNr"> 277 </span><span class="subxComment"># label, and write the new label out to 'out'.</span> -<span id="L278" class="LineNr"> 278 </span><span class="subxFunction">process-string-literal</span>: <span class="subxComment"># string-literal : (address slice), out : (address buffered-file), out-segment : (address stream)</span> -<span id="L279" class="LineNr"> 279 </span> <span class="subxComment"># pseudocode:</span> -<span id="L280" class="LineNr"> 280 </span> <span class="subxComment"># print(out-segment, "_string#{Next-string-literal}:\n")</span> -<span id="L281" class="LineNr"> 281 </span> <span class="subxComment"># emit-string-literal-data(out-segment, string-literal)</span> -<span id="L282" class="LineNr"> 282 </span> <span class="subxComment"># print(out, "_string#{Next-string-literal}")</span> -<span id="L283" class="LineNr"> 283 </span> <span class="subxComment"># emit-metadata(out, string-literal)</span> -<span id="L284" class="LineNr"> 284 </span> <span class="subxComment"># ++ *Next-string-literal</span> -<span id="L285" class="LineNr"> 285 </span> <span class="subxComment">#</span> -<span id="L286" class="LineNr"> 286 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L287" class="LineNr"> 287 </span> 55/push-EBP -<span id="L288" class="LineNr"> 288 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L289" class="LineNr"> 289 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L290" class="LineNr"> 290 </span> 51/push-ECX -<span id="L291" class="LineNr"> 291 </span> <span class="subxComment"># var int32-stream/ECX = stream(10) # number of decimal digits a 32-bit number can have</span> -<span id="L292" class="LineNr"> 292 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L293" class="LineNr"> 293 </span> 68/push 0xa/imm32/decimal-digits-in-32bit-number -<span id="L294" class="LineNr"> 294 </span> 68/push 0/imm32/read -<span id="L295" class="LineNr"> 295 </span> 68/push 0/imm32/write -<span id="L296" class="LineNr"> 296 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L297" class="LineNr"> 297 </span> <span class="subxComment"># print(out-segment, "_string#{Next-string-literal}:\n")</span> -<span id="L298" class="LineNr"> 298 </span> <span class="subxS1Comment"># . write(out-segment, "_string")</span> -<span id="L299" class="LineNr"> 299 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L300" class="LineNr"> 300 </span> 68/push <span class="Constant">"_string"</span>/imm32 -<span id="L301" class="LineNr"> 301 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L302" class="LineNr"> 302 </span> <span class="subxS2Comment"># . . call</span> -<span id="L303" class="LineNr"> 303 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L304" class="LineNr"> 304 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L305" class="LineNr"> 305 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L306" class="LineNr"> 306 </span> <span class="subxS1Comment"># . print-int32-decimal(out-segment, *Next-string-literal)</span> -<span id="L307" class="LineNr"> 307 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L308" class="LineNr"> 308 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='dquotes.subx.html#L2714'>Next-string-literal</a></span>/disp32 <span class="subxComment"># push *Next-string-literal</span> -<span id="L309" class="LineNr"> 309 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L310" class="LineNr"> 310 </span> <span class="subxS2Comment"># . . call</span> -<span id="L311" class="LineNr"> 311 </span> e8/call <a href='../074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L312" class="LineNr"> 312 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L313" class="LineNr"> 313 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L314" class="LineNr"> 314 </span> <span class="subxS1Comment"># . write(out-segment, ":\n")</span> -<span id="L315" class="LineNr"> 315 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L316" class="LineNr"> 316 </span> 68/push <span class="Constant">":\n"</span>/imm32 -<span id="L317" class="LineNr"> 317 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L318" class="LineNr"> 318 </span> <span class="subxS2Comment"># . . call</span> -<span id="L319" class="LineNr"> 319 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L320" class="LineNr"> 320 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L321" class="LineNr"> 321 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L322" class="LineNr"> 322 </span> <span class="subxComment"># emit-string-literal-data(out-segment, string-literal)</span> -<span id="L323" class="LineNr"> 323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L324" class="LineNr"> 324 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L325" class="LineNr"> 325 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L326" class="LineNr"> 326 </span> <span class="subxS2Comment"># . . call</span> -<span id="L327" class="LineNr"> 327 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L328" class="LineNr"> 328 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L329" class="LineNr"> 329 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L330" class="LineNr"> 330 </span> <span class="subxComment"># write(out-segment, "\n")</span> -<span id="L331" class="LineNr"> 331 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L332" class="LineNr"> 332 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L333" class="LineNr"> 333 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L334" class="LineNr"> 334 </span> <span class="subxS2Comment"># . . call</span> -<span id="L335" class="LineNr"> 335 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L336" class="LineNr"> 336 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L337" class="LineNr"> 337 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L338" class="LineNr"> 338 </span> <span class="subxComment"># print(out, "_string#{Next-string-literal}")</span> -<span id="L339" class="LineNr"> 339 </span> <span class="subxS1Comment"># . write-buffered(out, "_string")</span> -<span id="L340" class="LineNr"> 340 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L341" class="LineNr"> 341 </span> 68/push <span class="Constant">"_string"</span>/imm32 -<span id="L342" class="LineNr"> 342 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L343" class="LineNr"> 343 </span> <span class="subxS2Comment"># . . call</span> -<span id="L344" class="LineNr"> 344 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L345" class="LineNr"> 345 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L346" class="LineNr"> 346 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L347" class="LineNr"> 347 </span> <span class="subxS1Comment"># . print-int32-decimal(int32-stream, *Next-string-literal)</span> -<span id="L348" class="LineNr"> 348 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L349" class="LineNr"> 349 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='dquotes.subx.html#L2714'>Next-string-literal</a></span>/disp32 <span class="subxComment"># push *Next-string-literal</span> -<span id="L350" class="LineNr"> 350 </span> 51/push-ECX -<span id="L351" class="LineNr"> 351 </span> <span class="subxS2Comment"># . . call</span> -<span id="L352" class="LineNr"> 352 </span> e8/call <a href='../074print-int-decimal.subx.html#L8'>print-int32-decimal</a>/disp32 -<span id="L353" class="LineNr"> 353 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L354" class="LineNr"> 354 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L355" class="LineNr"> 355 </span> <span class="subxS1Comment"># . write-stream-data(out, int32-stream)</span> -<span id="L356" class="LineNr"> 356 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L357" class="LineNr"> 357 </span> 51/push-ECX -<span id="L358" class="LineNr"> 358 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L359" class="LineNr"> 359 </span> <span class="subxS2Comment"># . . call</span> -<span id="L360" class="LineNr"> 360 </span> e8/call write-stream-data/disp32 -<span id="L361" class="LineNr"> 361 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L362" class="LineNr"> 362 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L363" class="LineNr"> 363 </span> <span class="subxComment"># emit-metadata(out, string-literal)</span> -<span id="L364" class="LineNr"> 364 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L365" class="LineNr"> 365 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L366" class="LineNr"> 366 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L367" class="LineNr"> 367 </span> <span class="subxS2Comment"># . . call</span> -<span id="L368" class="LineNr"> 368 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L369" class="LineNr"> 369 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L370" class="LineNr"> 370 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L371" class="LineNr"> 371 </span> <span class="subxComment"># ++ *Next-string-literal</span> -<span id="L372" class="LineNr"> 372 </span> ff 0/subop/increment 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='dquotes.subx.html#L2714'>Next-string-literal</a></span>/disp32 <span class="subxComment"># increment *Num-test-failures</span> -<span id="L373" class="LineNr"> 373 </span><span class="Constant">$process-string-literal:end</span>: -<span id="L374" class="LineNr"> 374 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L375" class="LineNr"> 375 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x16/imm32 <span class="subxComment"># add to ESP</span> -<span id="L376" class="LineNr"> 376 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L377" class="LineNr"> 377 </span> 59/pop-to-ECX -<span id="L378" class="LineNr"> 378 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L379" class="LineNr"> 379 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L380" class="LineNr"> 380 </span> 5d/pop-to-EBP -<span id="L381" class="LineNr"> 381 </span> c3/return -<span id="L382" class="LineNr"> 382 </span> -<span id="L383" class="LineNr"> 383 </span><span class="subxTest">test-convert-is-idempotent-by-default</span>: -<span id="L384" class="LineNr"> 384 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L385" class="LineNr"> 385 </span> 55/push-EBP -<span id="L386" class="LineNr"> 386 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L387" class="LineNr"> 387 </span> <span class="subxComment"># setup</span> -<span id="L388" class="LineNr"> 388 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L389" class="LineNr"> 389 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L390" class="LineNr"> 390 </span> 68/push _test-input-stream/imm32 -<span id="L391" class="LineNr"> 391 </span> <span class="subxS2Comment"># . . call</span> -<span id="L392" class="LineNr"> 392 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L393" class="LineNr"> 393 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L394" class="LineNr"> 394 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L395" class="LineNr"> 395 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L396" class="LineNr"> 396 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L397" class="LineNr"> 397 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L398" class="LineNr"> 398 </span> 05/add-to-EAX 4/imm32 -<span id="L399" class="LineNr"> 399 </span> 50/push-EAX -<span id="L400" class="LineNr"> 400 </span> <span class="subxS2Comment"># . . call</span> -<span id="L401" class="LineNr"> 401 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L402" class="LineNr"> 402 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L403" class="LineNr"> 403 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L404" class="LineNr"> 404 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L405" class="LineNr"> 405 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L406" class="LineNr"> 406 </span> 68/push _test-output-stream/imm32 -<span id="L407" class="LineNr"> 407 </span> <span class="subxS2Comment"># . . call</span> -<span id="L408" class="LineNr"> 408 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L409" class="LineNr"> 409 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L410" class="LineNr"> 410 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L411" class="LineNr"> 411 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L412" class="LineNr"> 412 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L413" class="LineNr"> 413 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L414" class="LineNr"> 414 </span> 05/add-to-EAX 4/imm32 -<span id="L415" class="LineNr"> 415 </span> 50/push-EAX -<span id="L416" class="LineNr"> 416 </span> <span class="subxS2Comment"># . . call</span> -<span id="L417" class="LineNr"> 417 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L418" class="LineNr"> 418 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L419" class="LineNr"> 419 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L420" class="LineNr"> 420 </span> <span class="subxComment"># initialize input (meta comments in parens)</span> -<span id="L421" class="LineNr"> 421 </span> <span class="subxComment"># # comment 1</span> -<span id="L422" class="LineNr"> 422 </span> <span class="subxComment"># # comment 2 indented</span> -<span id="L423" class="LineNr"> 423 </span> <span class="subxComment"># == code 0x1 (new segment)</span> -<span id="L424" class="LineNr"> 424 </span> <span class="subxComment"># # comment 3 inside a segment</span> -<span id="L425" class="LineNr"> 425 </span> <span class="subxComment"># 1</span> -<span id="L426" class="LineNr"> 426 </span> <span class="subxComment"># (empty line)</span> -<span id="L427" class="LineNr"> 427 </span> <span class="subxComment"># 2 3 # comment 4 inline with other contents</span> -<span id="L428" class="LineNr"> 428 </span> <span class="subxComment"># == data 0x2 (new segment)</span> -<span id="L429" class="LineNr"> 429 </span> <span class="subxComment"># 4 5/imm32</span> -<span id="L430" class="LineNr"> 430 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# comment 1\n")</span> -<span id="L431" class="LineNr"> 431 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L432" class="LineNr"> 432 </span> 68/push <span class="Constant">"# comment 1\n"</span>/imm32 -<span id="L433" class="LineNr"> 433 </span> 68/push _test-input-stream/imm32 -<span id="L434" class="LineNr"> 434 </span> <span class="subxS2Comment"># . . call</span> -<span id="L435" class="LineNr"> 435 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L436" class="LineNr"> 436 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L437" class="LineNr"> 437 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L438" class="LineNr"> 438 </span> <span class="subxS1Comment"># . write(_test-input-stream, " # comment 2 indented\n")</span> -<span id="L439" class="LineNr"> 439 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L440" class="LineNr"> 440 </span> 68/push <span class="Constant">" # comment 2 indented\n"</span>/imm32 -<span id="L441" class="LineNr"> 441 </span> 68/push _test-input-stream/imm32 -<span id="L442" class="LineNr"> 442 </span> <span class="subxS2Comment"># . . call</span> -<span id="L443" class="LineNr"> 443 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L444" class="LineNr"> 444 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L445" class="LineNr"> 445 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L446" class="LineNr"> 446 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1\n")</span> -<span id="L447" class="LineNr"> 447 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L448" class="LineNr"> 448 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L449" class="LineNr"> 449 </span> 68/push _test-input-stream/imm32 -<span id="L450" class="LineNr"> 450 </span> <span class="subxS2Comment"># . . call</span> -<span id="L451" class="LineNr"> 451 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L452" class="LineNr"> 452 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L453" class="LineNr"> 453 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L454" class="LineNr"> 454 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# comment 3 inside a segment\n")</span> -<span id="L455" class="LineNr"> 455 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L456" class="LineNr"> 456 </span> 68/push <span class="Constant">"# comment 3 inside a segment\n"</span>/imm32 -<span id="L457" class="LineNr"> 457 </span> 68/push _test-input-stream/imm32 -<span id="L458" class="LineNr"> 458 </span> <span class="subxS2Comment"># . . call</span> -<span id="L459" class="LineNr"> 459 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L460" class="LineNr"> 460 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L461" class="LineNr"> 461 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L462" class="LineNr"> 462 </span> <span class="subxS1Comment"># . write(_test-input-stream, "1\n")</span> -<span id="L463" class="LineNr"> 463 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L464" class="LineNr"> 464 </span> 68/push <span class="Constant">"1\n"</span>/imm32 -<span id="L465" class="LineNr"> 465 </span> 68/push _test-input-stream/imm32 -<span id="L466" class="LineNr"> 466 </span> <span class="subxS2Comment"># . . call</span> -<span id="L467" class="LineNr"> 467 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L468" class="LineNr"> 468 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L469" class="LineNr"> 469 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L470" class="LineNr"> 470 </span> <span class="subxS1Comment"># . write(_test-input-stream, "\n") # empty line</span> -<span id="L471" class="LineNr"> 471 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L472" class="LineNr"> 472 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L473" class="LineNr"> 473 </span> 68/push _test-input-stream/imm32 -<span id="L474" class="LineNr"> 474 </span> <span class="subxS2Comment"># . . call</span> -<span id="L475" class="LineNr"> 475 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L476" class="LineNr"> 476 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L477" class="LineNr"> 477 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L478" class="LineNr"> 478 </span> <span class="subxS1Comment"># . write(_test-input-stream, "2 3 # comment 4 inline with other contents\n")</span> -<span id="L479" class="LineNr"> 479 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L480" class="LineNr"> 480 </span> 68/push <span class="Constant">"2 3 # comment 4 inline with other contents\n"</span>/imm32 -<span id="L481" class="LineNr"> 481 </span> 68/push _test-input-stream/imm32 -<span id="L482" class="LineNr"> 482 </span> <span class="subxS2Comment"># . . call</span> -<span id="L483" class="LineNr"> 483 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L484" class="LineNr"> 484 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L485" class="LineNr"> 485 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L486" class="LineNr"> 486 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x2\n")</span> -<span id="L487" class="LineNr"> 487 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L488" class="LineNr"> 488 </span> 68/push <span class="Constant">"== data 0x2\n"</span>/imm32 -<span id="L489" class="LineNr"> 489 </span> 68/push _test-input-stream/imm32 -<span id="L490" class="LineNr"> 490 </span> <span class="subxS2Comment"># . . call</span> -<span id="L491" class="LineNr"> 491 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L492" class="LineNr"> 492 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L493" class="LineNr"> 493 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L494" class="LineNr"> 494 </span> <span class="subxS1Comment"># . write(_test-input-stream, "4 5/imm32\n")</span> -<span id="L495" class="LineNr"> 495 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L496" class="LineNr"> 496 </span> 68/push <span class="Constant">"4 5/imm32\n"</span>/imm32 -<span id="L497" class="LineNr"> 497 </span> 68/push _test-input-stream/imm32 -<span id="L498" class="LineNr"> 498 </span> <span class="subxS2Comment"># . . call</span> -<span id="L499" class="LineNr"> 499 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L500" class="LineNr"> 500 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L501" class="LineNr"> 501 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L502" class="LineNr"> 502 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L503" class="LineNr"> 503 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L504" class="LineNr"> 504 </span> 68/push _test-output-buffered-file/imm32 -<span id="L505" class="LineNr"> 505 </span> 68/push _test-input-buffered-file/imm32 -<span id="L506" class="LineNr"> 506 </span> <span class="subxS2Comment"># . . call</span> -<span id="L507" class="LineNr"> 507 </span> e8/call <a href='dquotes.subx.html#L83'>convert</a>/disp32 -<span id="L508" class="LineNr"> 508 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L509" class="LineNr"> 509 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L510" class="LineNr"> 510 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L511" class="LineNr"> 511 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L512" class="LineNr"> 512 </span> 68/push _test-output-buffered-file/imm32 -<span id="L513" class="LineNr"> 513 </span> <span class="subxS2Comment"># . . call</span> -<span id="L514" class="LineNr"> 514 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L515" class="LineNr"> 515 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L516" class="LineNr"> 516 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L517" class="LineNr"> 517 </span> <span class="subxComment"># check output</span> -<span id="L518" class="LineNr"> 518 </span> <span class="subxComment"># (comment dropped for now)</span> -<span id="L519" class="LineNr"> 519 </span> <span class="subxComment"># (comment dropped for now)</span> -<span id="L520" class="LineNr"> 520 </span> <span class="subxComment"># == code 0x1</span> -<span id="L521" class="LineNr"> 521 </span> <span class="subxComment"># (comment dropped for now)</span> -<span id="L522" class="LineNr"> 522 </span> <span class="subxComment"># 1</span> -<span id="L523" class="LineNr"> 523 </span> <span class="subxComment"># (comment dropped for now)</span> -<span id="L524" class="LineNr"> 524 </span> <span class="subxComment"># 2 3</span> -<span id="L525" class="LineNr"> 525 </span> <span class="subxComment"># == data 0x2</span> -<span id="L526" class="LineNr"> 526 </span> <span class="subxComment"># 4 5/imm32</span> -<span id="L527" class="LineNr"> 527 </span> <span class="subxComment"># We don't care right now what exactly happens to comments. Trailing spaces are also minor details.</span> -<span id="L528" class="Folded"> 528 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L554" class="LineNr"> 554 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "", msg)</span> -<span id="L555" class="LineNr"> 555 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L556" class="LineNr"> 556 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/0"</span>/imm32 -<span id="L557" class="LineNr"> 557 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L558" class="LineNr"> 558 </span> 68/push _test-output-stream/imm32 -<span id="L559" class="LineNr"> 559 </span> <span class="subxS2Comment"># . . call</span> -<span id="L560" class="LineNr"> 560 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L561" class="LineNr"> 561 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L562" class="LineNr"> 562 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L563" class="LineNr"> 563 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "", msg)</span> -<span id="L564" class="LineNr"> 564 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L565" class="LineNr"> 565 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/1"</span>/imm32 -<span id="L566" class="LineNr"> 566 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L567" class="LineNr"> 567 </span> 68/push _test-output-stream/imm32 -<span id="L568" class="LineNr"> 568 </span> <span class="subxS2Comment"># . . call</span> -<span id="L569" class="LineNr"> 569 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L570" class="LineNr"> 570 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L571" class="LineNr"> 571 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L572" class="LineNr"> 572 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== code 0x1 ", msg)</span> -<span id="L573" class="LineNr"> 573 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L574" class="LineNr"> 574 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/2"</span>/imm32 -<span id="L575" class="LineNr"> 575 </span> 68/push <span class="Constant">"== code 0x1 "</span>/imm32 -<span id="L576" class="LineNr"> 576 </span> 68/push _test-output-stream/imm32 -<span id="L577" class="LineNr"> 577 </span> <span class="subxS2Comment"># . . call</span> -<span id="L578" class="LineNr"> 578 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L579" class="LineNr"> 579 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L580" class="LineNr"> 580 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L581" class="LineNr"> 581 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "", msg)</span> -<span id="L582" class="LineNr"> 582 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L583" class="LineNr"> 583 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/3"</span>/imm32 -<span id="L584" class="LineNr"> 584 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L585" class="LineNr"> 585 </span> 68/push _test-output-stream/imm32 -<span id="L586" class="LineNr"> 586 </span> <span class="subxS2Comment"># . . call</span> -<span id="L587" class="LineNr"> 587 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L588" class="LineNr"> 588 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L589" class="LineNr"> 589 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L590" class="LineNr"> 590 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "1 ", msg)</span> -<span id="L591" class="LineNr"> 591 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L592" class="LineNr"> 592 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/4"</span>/imm32 -<span id="L593" class="LineNr"> 593 </span> 68/push <span class="Constant">"1 "</span>/imm32 -<span id="L594" class="LineNr"> 594 </span> 68/push _test-output-stream/imm32 -<span id="L595" class="LineNr"> 595 </span> <span class="subxS2Comment"># . . call</span> -<span id="L596" class="LineNr"> 596 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L597" class="LineNr"> 597 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L598" class="LineNr"> 598 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L599" class="LineNr"> 599 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "", msg)</span> -<span id="L600" class="LineNr"> 600 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L601" class="LineNr"> 601 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/5"</span>/imm32 -<span id="L602" class="LineNr"> 602 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L603" class="LineNr"> 603 </span> 68/push _test-output-stream/imm32 -<span id="L604" class="LineNr"> 604 </span> <span class="subxS2Comment"># . . call</span> -<span id="L605" class="LineNr"> 605 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L606" class="LineNr"> 606 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L607" class="LineNr"> 607 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L608" class="LineNr"> 608 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "2 3 ", msg)</span> -<span id="L609" class="LineNr"> 609 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L610" class="LineNr"> 610 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/6"</span>/imm32 -<span id="L611" class="LineNr"> 611 </span> 68/push <span class="Constant">"2 3 "</span>/imm32 -<span id="L612" class="LineNr"> 612 </span> 68/push _test-output-stream/imm32 -<span id="L613" class="LineNr"> 613 </span> <span class="subxS2Comment"># . . call</span> -<span id="L614" class="LineNr"> 614 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L615" class="LineNr"> 615 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L616" class="LineNr"> 616 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L617" class="LineNr"> 617 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== data 0x2 ", msg)</span> -<span id="L618" class="LineNr"> 618 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L619" class="LineNr"> 619 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/7"</span>/imm32 -<span id="L620" class="LineNr"> 620 </span> 68/push <span class="Constant">"== data 0x2 "</span>/imm32 -<span id="L621" class="LineNr"> 621 </span> 68/push _test-output-stream/imm32 -<span id="L622" class="LineNr"> 622 </span> <span class="subxS2Comment"># . . call</span> -<span id="L623" class="LineNr"> 623 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L624" class="LineNr"> 624 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L625" class="LineNr"> 625 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L626" class="LineNr"> 626 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "4 5/imm32 ", msg)</span> -<span id="L627" class="LineNr"> 627 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L628" class="LineNr"> 628 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L383'>test-convert-is-idempotent-by-default</a>/8"</span>/imm32 -<span id="L629" class="LineNr"> 629 </span> 68/push <span class="Constant">"4 5/imm32 "</span>/imm32 -<span id="L630" class="LineNr"> 630 </span> 68/push _test-output-stream/imm32 -<span id="L631" class="LineNr"> 631 </span> <span class="subxS2Comment"># . . call</span> -<span id="L632" class="LineNr"> 632 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L633" class="LineNr"> 633 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L634" class="LineNr"> 634 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L635" class="LineNr"> 635 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L636" class="LineNr"> 636 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L637" class="LineNr"> 637 </span> 5d/pop-to-EBP -<span id="L638" class="LineNr"> 638 </span> c3/return -<span id="L639" class="LineNr"> 639 </span> -<span id="L640" class="LineNr"> 640 </span><span class="subxTest">test-convert-processes-string-literals</span>: -<span id="L641" class="LineNr"> 641 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L642" class="LineNr"> 642 </span> 55/push-EBP -<span id="L643" class="LineNr"> 643 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L644" class="LineNr"> 644 </span> <span class="subxComment"># setup</span> -<span id="L645" class="LineNr"> 645 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L646" class="LineNr"> 646 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L647" class="LineNr"> 647 </span> 68/push _test-input-stream/imm32 -<span id="L648" class="LineNr"> 648 </span> <span class="subxS2Comment"># . . call</span> -<span id="L649" class="LineNr"> 649 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L650" class="LineNr"> 650 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L651" class="LineNr"> 651 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L652" class="LineNr"> 652 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L653" class="LineNr"> 653 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L654" class="LineNr"> 654 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L655" class="LineNr"> 655 </span> 05/add-to-EAX 4/imm32 -<span id="L656" class="LineNr"> 656 </span> 50/push-EAX -<span id="L657" class="LineNr"> 657 </span> <span class="subxS2Comment"># . . call</span> -<span id="L658" class="LineNr"> 658 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L659" class="LineNr"> 659 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L660" class="LineNr"> 660 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L661" class="LineNr"> 661 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L662" class="LineNr"> 662 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L663" class="LineNr"> 663 </span> 68/push _test-output-stream/imm32 -<span id="L664" class="LineNr"> 664 </span> <span class="subxS2Comment"># . . call</span> -<span id="L665" class="LineNr"> 665 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L666" class="LineNr"> 666 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L667" class="LineNr"> 667 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L668" class="LineNr"> 668 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L669" class="LineNr"> 669 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L670" class="LineNr"> 670 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L671" class="LineNr"> 671 </span> 05/add-to-EAX 4/imm32 -<span id="L672" class="LineNr"> 672 </span> 50/push-EAX -<span id="L673" class="LineNr"> 673 </span> <span class="subxS2Comment"># . . call</span> -<span id="L674" class="LineNr"> 674 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L675" class="LineNr"> 675 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L676" class="LineNr"> 676 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L677" class="LineNr"> 677 </span> <span class="subxComment"># initialize input (meta comments in parens)</span> -<span id="L678" class="LineNr"> 678 </span> <span class="subxComment"># == code (new segment)</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxComment"># 1 "a"/x</span> -<span id="L680" class="LineNr"> 680 </span> <span class="subxComment"># 2 "bc"/y</span> -<span id="L681" class="LineNr"> 681 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L682" class="LineNr"> 682 </span> 68/push _test-input-stream/imm32 -<span id="L683" class="LineNr"> 683 </span> <span class="subxS2Comment"># . . call</span> -<span id="L684" class="LineNr"> 684 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L685" class="LineNr"> 685 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L686" class="LineNr"> 686 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L687" class="LineNr"> 687 </span> <span class="subxS1Comment"># . write(_test-input-stream, "1 \"a\"/x\n")</span> -<span id="L688" class="LineNr"> 688 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L689" class="LineNr"> 689 </span> 68/push <span class="Constant">"1 \"</span>a\<span class="Constant">"/x\n"</span>/imm32 -<span id="L690" class="LineNr"> 690 </span> 68/push _test-input-stream/imm32 -<span id="L691" class="LineNr"> 691 </span> <span class="subxS2Comment"># . . call</span> -<span id="L692" class="LineNr"> 692 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L693" class="LineNr"> 693 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L694" class="LineNr"> 694 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L695" class="LineNr"> 695 </span> <span class="subxS1Comment"># . write(_test-input-stream, "2 \"bc\"/y\n")</span> -<span id="L696" class="LineNr"> 696 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L697" class="LineNr"> 697 </span> 68/push <span class="Constant">"2 \"</span>bc\<span class="Constant">"/y\n"</span>/imm32 -<span id="L698" class="LineNr"> 698 </span> 68/push _test-input-stream/imm32 -<span id="L699" class="LineNr"> 699 </span> <span class="subxS2Comment"># . . call</span> -<span id="L700" class="LineNr"> 700 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L701" class="LineNr"> 701 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L702" class="LineNr"> 702 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L703" class="LineNr"> 703 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L704" class="LineNr"> 704 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L705" class="LineNr"> 705 </span> 68/push _test-output-buffered-file/imm32 -<span id="L706" class="LineNr"> 706 </span> 68/push _test-input-buffered-file/imm32 -<span id="L707" class="LineNr"> 707 </span> <span class="subxS2Comment"># . . call</span> -<span id="L708" class="LineNr"> 708 </span> e8/call <a href='dquotes.subx.html#L83'>convert</a>/disp32 -<span id="L709" class="LineNr"> 709 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L710" class="LineNr"> 710 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L711" class="LineNr"> 711 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L712" class="LineNr"> 712 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L713" class="LineNr"> 713 </span> 68/push _test-output-buffered-file/imm32 -<span id="L714" class="LineNr"> 714 </span> <span class="subxS2Comment"># . . call</span> -<span id="L715" class="LineNr"> 715 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L716" class="LineNr"> 716 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L717" class="LineNr"> 717 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L718" class="LineNr"> 718 </span> <span class="subxComment"># check output</span> -<span id="L719" class="LineNr"> 719 </span> <span class="subxComment"># == code 0x1</span> -<span id="L720" class="LineNr"> 720 </span> <span class="subxComment"># 1 _string1/x</span> -<span id="L721" class="LineNr"> 721 </span> <span class="subxComment"># 2 _string2/y</span> -<span id="L722" class="LineNr"> 722 </span> <span class="subxComment"># == data</span> -<span id="L723" class="LineNr"> 723 </span> <span class="subxComment"># _string1:</span> -<span id="L724" class="LineNr"> 724 </span> <span class="subxComment"># 1/imm32 61/a</span> -<span id="L725" class="LineNr"> 725 </span> <span class="subxComment"># _string2:</span> -<span id="L726" class="LineNr"> 726 </span> <span class="subxComment"># 2/imm32 62/b 63/c</span> -<span id="L727" class="LineNr"> 727 </span> <span class="subxComment"># We don't care right now what exactly happens to comments. Trailing spaces are also minor details.</span> -<span id="L728" class="LineNr"> 728 </span> <span class="subxComment">#</span> -<span id="L729" class="LineNr"> 729 </span> <span class="subxComment"># Open question: how to make this check more robust.</span> -<span id="L730" class="LineNr"> 730 </span> <span class="subxComment"># We don't actually care what the auto-generated string variables are</span> -<span id="L731" class="LineNr"> 731 </span> <span class="subxComment"># called. We just want to make sure instructions using string literals</span> -<span id="L732" class="LineNr"> 732 </span> <span class="subxComment"># switch to a string variable with the right value.</span> -<span id="L733" class="LineNr"> 733 </span> <span class="subxComment"># (Modifying string literals completely off the radar for now.)</span> -<span id="L734" class="Folded"> 734 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L767" class="LineNr"> 767 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== code 0x1 ", msg)</span> -<span id="L768" class="LineNr"> 768 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L769" class="LineNr"> 769 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/0"</span>/imm32 -<span id="L770" class="LineNr"> 770 </span> 68/push <span class="Constant">"== code 0x1 "</span>/imm32 -<span id="L771" class="LineNr"> 771 </span> 68/push _test-output-stream/imm32 -<span id="L772" class="LineNr"> 772 </span> <span class="subxS2Comment"># . . call</span> -<span id="L773" class="LineNr"> 773 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L774" class="LineNr"> 774 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L775" class="LineNr"> 775 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L776" class="LineNr"> 776 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "1 _string1/x ", msg)</span> -<span id="L777" class="LineNr"> 777 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L778" class="LineNr"> 778 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/1"</span>/imm32 -<span id="L779" class="LineNr"> 779 </span> 68/push <span class="Constant">"1 _string1/x "</span>/imm32 -<span id="L780" class="LineNr"> 780 </span> 68/push _test-output-stream/imm32 -<span id="L781" class="LineNr"> 781 </span> <span class="subxS2Comment"># . . call</span> -<span id="L782" class="LineNr"> 782 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L783" class="LineNr"> 783 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L784" class="LineNr"> 784 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L785" class="LineNr"> 785 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "2 _string2/y ", msg)</span> -<span id="L786" class="LineNr"> 786 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L787" class="LineNr"> 787 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/2"</span>/imm32 -<span id="L788" class="LineNr"> 788 </span> 68/push <span class="Constant">"2 _string2/y "</span>/imm32 -<span id="L789" class="LineNr"> 789 </span> 68/push _test-output-stream/imm32 -<span id="L790" class="LineNr"> 790 </span> <span class="subxS2Comment"># . . call</span> -<span id="L791" class="LineNr"> 791 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L792" class="LineNr"> 792 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L793" class="LineNr"> 793 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L794" class="LineNr"> 794 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== data", msg)</span> -<span id="L795" class="LineNr"> 795 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L796" class="LineNr"> 796 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/3"</span>/imm32 -<span id="L797" class="LineNr"> 797 </span> 68/push <span class="Constant">"== data"</span>/imm32 -<span id="L798" class="LineNr"> 798 </span> 68/push _test-output-stream/imm32 -<span id="L799" class="LineNr"> 799 </span> <span class="subxS2Comment"># . . call</span> -<span id="L800" class="LineNr"> 800 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L801" class="LineNr"> 801 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L802" class="LineNr"> 802 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L803" class="LineNr"> 803 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "_string1: ", msg)</span> -<span id="L804" class="LineNr"> 804 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L805" class="LineNr"> 805 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/4"</span>/imm32 -<span id="L806" class="LineNr"> 806 </span> 68/push <span class="Constant">"_string1:"</span>/imm32 -<span id="L807" class="LineNr"> 807 </span> 68/push _test-output-stream/imm32 -<span id="L808" class="LineNr"> 808 </span> <span class="subxS2Comment"># . . call</span> -<span id="L809" class="LineNr"> 809 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L810" class="LineNr"> 810 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L811" class="LineNr"> 811 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L812" class="LineNr"> 812 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "1/imm32 61/a ", msg)</span> -<span id="L813" class="LineNr"> 813 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L814" class="LineNr"> 814 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/5"</span>/imm32 -<span id="L815" class="LineNr"> 815 </span> 68/push <span class="Constant">"0x00000001/imm32 61/a "</span>/imm32 -<span id="L816" class="LineNr"> 816 </span> 68/push _test-output-stream/imm32 -<span id="L817" class="LineNr"> 817 </span> <span class="subxS2Comment"># . . call</span> -<span id="L818" class="LineNr"> 818 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L819" class="LineNr"> 819 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L820" class="LineNr"> 820 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L821" class="LineNr"> 821 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "_string2: ", msg)</span> -<span id="L822" class="LineNr"> 822 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L823" class="LineNr"> 823 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/6"</span>/imm32 -<span id="L824" class="LineNr"> 824 </span> 68/push <span class="Constant">"_string2:"</span>/imm32 -<span id="L825" class="LineNr"> 825 </span> 68/push _test-output-stream/imm32 -<span id="L826" class="LineNr"> 826 </span> <span class="subxS2Comment"># . . call</span> -<span id="L827" class="LineNr"> 827 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L828" class="LineNr"> 828 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L829" class="LineNr"> 829 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L830" class="LineNr"> 830 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "2/imm32 62/b 63/c ", msg)</span> -<span id="L831" class="LineNr"> 831 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L832" class="LineNr"> 832 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L640'>test-convert-processes-string-literals</a>/7"</span>/imm32 -<span id="L833" class="LineNr"> 833 </span> 68/push <span class="Constant">"0x00000002/imm32 62/b 63/c "</span>/imm32 -<span id="L834" class="LineNr"> 834 </span> 68/push _test-output-stream/imm32 -<span id="L835" class="LineNr"> 835 </span> <span class="subxS2Comment"># . . call</span> -<span id="L836" class="LineNr"> 836 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L837" class="LineNr"> 837 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L838" class="LineNr"> 838 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L839" class="LineNr"> 839 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L840" class="LineNr"> 840 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L841" class="LineNr"> 841 </span> 5d/pop-to-EBP -<span id="L842" class="LineNr"> 842 </span> c3/return -<span id="L843" class="LineNr"> 843 </span> -<span id="L844" class="LineNr"> 844 </span><span class="subxComment"># generate the data segment contents byte by byte for a given slice</span> -<span id="L845" class="LineNr"> 845 </span><span class="subxFunction">emit-string-literal-data</span>: <span class="subxComment"># out : (address stream), word : (address slice)</span> -<span id="L846" class="LineNr"> 846 </span> <span class="subxComment"># pseudocode</span> -<span id="L847" class="LineNr"> 847 </span> <span class="subxComment"># len = string-length-at-start-of-slice(word->start, word->end)</span> -<span id="L848" class="LineNr"> 848 </span> <span class="subxComment"># print(out, "#{len}/imm32 ")</span> -<span id="L849" class="LineNr"> 849 </span> <span class="subxComment"># curr = word->start</span> -<span id="L850" class="LineNr"> 850 </span> <span class="subxComment"># ++curr # skip '"'</span> -<span id="L851" class="LineNr"> 851 </span> <span class="subxComment"># while true</span> -<span id="L852" class="LineNr"> 852 </span> <span class="subxComment"># if (curr >= word->end) break</span> -<span id="L853" class="LineNr"> 853 </span> <span class="subxComment"># c = *curr</span> -<span id="L854" class="LineNr"> 854 </span> <span class="subxComment"># if (c == '"') break</span> -<span id="L855" class="LineNr"> 855 </span> <span class="subxComment"># if (c == '\') {</span> -<span id="L856" class="LineNr"> 856 </span> <span class="subxComment"># ++curr</span> -<span id="L857" class="LineNr"> 857 </span> <span class="subxComment"># c = *curr</span> -<span id="L858" class="LineNr"> 858 </span> <span class="subxComment"># if (c == 'n')</span> -<span id="L859" class="LineNr"> 859 </span> <span class="subxComment"># c = newline</span> -<span id="L860" class="LineNr"> 860 </span> <span class="subxComment"># }</span> -<span id="L861" class="LineNr"> 861 </span> <span class="subxComment"># append-byte-hex(out, c)</span> -<span id="L862" class="LineNr"> 862 </span> <span class="subxComment"># if c is alphanumeric:</span> -<span id="L863" class="LineNr"> 863 </span> <span class="subxComment"># write(out, "/")</span> -<span id="L864" class="LineNr"> 864 </span> <span class="subxComment"># append-byte(out, c)</span> -<span id="L865" class="LineNr"> 865 </span> <span class="subxComment"># write(out, " ")</span> -<span id="L866" class="LineNr"> 866 </span> <span class="subxComment"># ++curr</span> -<span id="L867" class="LineNr"> 867 </span> <span class="subxComment">#</span> -<span id="L868" class="LineNr"> 868 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L869" class="LineNr"> 869 </span> 55/push-EBP -<span id="L870" class="LineNr"> 870 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L871" class="LineNr"> 871 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L872" class="LineNr"> 872 </span> 50/push-EAX -<span id="L873" class="LineNr"> 873 </span> 51/push-ECX -<span id="L874" class="LineNr"> 874 </span> 52/push-EDX -<span id="L875" class="LineNr"> 875 </span> 56/push-ESI -<span id="L876" class="LineNr"> 876 </span> <span class="subxComment"># ESI = word</span> -<span id="L877" class="LineNr"> 877 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L878" class="LineNr"> 878 </span> <span class="subxComment"># curr/EDX = word->start</span> -<span id="L879" class="LineNr"> 879 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L880" class="LineNr"> 880 </span> <span class="subxComment"># max/ESI = word->end</span> -<span id="L881" class="LineNr"> 881 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ESI</span> -<span id="L882" class="LineNr"> 882 </span><span class="Constant">$emit-string-literal-data:emit-length</span>: -<span id="L883" class="LineNr"> 883 </span> <span class="subxComment"># len/EAX = string-length-at-start-of-slice(word->start, word->end)</span> -<span id="L884" class="LineNr"> 884 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L885" class="LineNr"> 885 </span> 56/push-ESI -<span id="L886" class="LineNr"> 886 </span> 52/push-EDX -<span id="L887" class="LineNr"> 887 </span> <span class="subxS2Comment"># . . call</span> -<span id="L888" class="LineNr"> 888 </span> e8/call <a href='dquotes.subx.html#L2599'>string-length-at-start-of-slice</a>/disp32 -<span id="L889" class="LineNr"> 889 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L890" class="LineNr"> 890 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L891" class="LineNr"> 891 </span> <span class="subxComment"># print(out, "#{len}/imm32 ")</span> -<span id="L892" class="LineNr"> 892 </span> <span class="subxS1Comment"># . print-int32(out, len)</span> -<span id="L893" class="LineNr"> 893 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L894" class="LineNr"> 894 </span> 50/push-EAX -<span id="L895" class="LineNr"> 895 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L896" class="LineNr"> 896 </span> <span class="subxS2Comment"># . . call</span> -<span id="L897" class="LineNr"> 897 </span> e8/call <a href='../066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L898" class="LineNr"> 898 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L899" class="LineNr"> 899 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L900" class="LineNr"> 900 </span> <span class="subxS1Comment"># . write(out, "/imm32 ")</span> -<span id="L901" class="LineNr"> 901 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L902" class="LineNr"> 902 </span> 68/push <span class="Constant">"/imm32 "</span>/imm32 -<span id="L903" class="LineNr"> 903 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L904" class="LineNr"> 904 </span> <span class="subxS2Comment"># . . call</span> -<span id="L905" class="LineNr"> 905 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L906" class="LineNr"> 906 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L907" class="LineNr"> 907 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L908" class="LineNr"> 908 </span><span class="Constant">$emit-string-literal-data:loop-init</span>: -<span id="L909" class="LineNr"> 909 </span> <span class="subxComment"># ++curr # skip initial '"'</span> -<span id="L910" class="LineNr"> 910 </span> 42/increment-EDX -<span id="L911" class="LineNr"> 911 </span> <span class="subxComment"># c/ECX = 0</span> -<span id="L912" class="LineNr"> 912 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L913" class="LineNr"> 913 </span><span class="Constant">$emit-string-literal-data:loop</span>: -<span id="L914" class="LineNr"> 914 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L915" class="LineNr"> 915 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ESI</span> -<span id="L916" class="LineNr"> 916 </span> 0f 83/jump-if-greater-or-equal-unsigned $emit-string-literal-data:end/disp32 -<span id="L917" class="LineNr"> 917 </span> <span class="subxComment"># CL = *curr</span> -<span id="L918" class="LineNr"> 918 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/CL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to CL</span> -<span id="L919" class="LineNr"> 919 </span> <span class="subxComment"># if (c == '"') break</span> -<span id="L920" class="LineNr"> 920 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x22/imm32/dquote <span class="subxComment"># compare ECX</span> -<span id="L921" class="LineNr"> 921 </span> 74/jump-if-equal $emit-string-literal-data:end/disp8 -<span id="L922" class="LineNr"> 922 </span> <span class="subxComment"># if (c != '\') goto emit</span> -<span id="L923" class="LineNr"> 923 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x5c/imm32/backslash <span class="subxComment"># compare ECX</span> -<span id="L924" class="LineNr"> 924 </span> 75/jump-if-not-equal $emit-string-literal-data:emit/disp8 -<span id="L925" class="LineNr"> 925 </span> <span class="subxComment"># ++curr</span> -<span id="L926" class="LineNr"> 926 </span> 42/increment-EDX -<span id="L927" class="LineNr"> 927 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L928" class="LineNr"> 928 </span> 39/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EDX with ESI</span> -<span id="L929" class="LineNr"> 929 </span> 73/jump-if-greater-or-equal-unsigned $emit-string-literal-data:end/disp8 -<span id="L930" class="LineNr"> 930 </span> <span class="subxComment"># c = *curr</span> -<span id="L931" class="LineNr"> 931 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/CL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to CL</span> -<span id="L932" class="LineNr"> 932 </span> <span class="subxComment"># if (c == 'n') c = newline</span> -<span id="L933" class="LineNr"> 933 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x6e/imm32/n <span class="subxComment"># compare ECX</span> -<span id="L934" class="LineNr"> 934 </span> 75/jump-if-not-equal $emit-string-literal-data:emit/disp8 -<span id="L935" class="LineNr"> 935 </span> b9/copy-to-ECX 0x0a/imm32/newline -<span id="L936" class="LineNr"> 936 </span><span class="Constant">$emit-string-literal-data:emit</span>: -<span id="L937" class="LineNr"> 937 </span> <span class="subxComment"># append-byte-hex(out, CL)</span> -<span id="L938" class="LineNr"> 938 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L939" class="LineNr"> 939 </span> 51/push-ECX -<span id="L940" class="LineNr"> 940 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L941" class="LineNr"> 941 </span> <span class="subxS2Comment"># . . call</span> -<span id="L942" class="LineNr"> 942 </span> e8/call <a href='../066print-int.subx.html#L20'>append-byte-hex</a>/disp32 -<span id="L943" class="LineNr"> 943 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L944" class="LineNr"> 944 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L945" class="LineNr"> 945 </span> <span class="subxComment"># if (is-alphanumeric?(*curr)) print(out, "/#{*curr}")</span> -<span id="L946" class="LineNr"> 946 </span> <span class="subxS1Comment"># . EAX = is-alphanumeric?(CL)</span> -<span id="L947" class="LineNr"> 947 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L948" class="LineNr"> 948 </span> 51/push-ECX -<span id="L949" class="LineNr"> 949 </span> <span class="subxS2Comment"># . . call</span> -<span id="L950" class="LineNr"> 950 </span> e8/call <a href='dquotes.subx.html#L995'>is-alphanumeric?</a>/disp32 -<span id="L951" class="LineNr"> 951 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L952" class="LineNr"> 952 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L953" class="LineNr"> 953 </span> <span class="subxS1Comment"># . if (EAX == 0) goto char-done</span> -<span id="L954" class="LineNr"> 954 </span> 3d/compare-EAX-and 0/imm32 -<span id="L955" class="LineNr"> 955 </span> 74/jump-if-equal $emit-string-literal-data:char-done/disp8 -<span id="L956" class="LineNr"> 956 </span> <span class="subxS1Comment"># . write(out, "/")</span> -<span id="L957" class="LineNr"> 957 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L958" class="LineNr"> 958 </span> 68/push <span class="SpecialChar"><a href='dquotes.subx.html#L2725'>Slash</a></span>/imm32 -<span id="L959" class="LineNr"> 959 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L960" class="LineNr"> 960 </span> <span class="subxS2Comment"># . . call</span> -<span id="L961" class="LineNr"> 961 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L962" class="LineNr"> 962 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L963" class="LineNr"> 963 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L964" class="LineNr"> 964 </span> <span class="subxS1Comment"># . append-byte(out, *curr)</span> -<span id="L965" class="LineNr"> 965 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L966" class="LineNr"> 966 </span> 51/push-ECX -<span id="L967" class="LineNr"> 967 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L968" class="LineNr"> 968 </span> <span class="subxS2Comment"># . . call</span> -<span id="L969" class="LineNr"> 969 </span> e8/call <a href='../064write-byte.subx.html#L212'>append-byte</a>/disp32 -<span id="L970" class="LineNr"> 970 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L971" class="LineNr"> 971 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L972" class="LineNr"> 972 </span><span class="Constant">$emit-string-literal-data:char-done</span>: -<span id="L973" class="LineNr"> 973 </span> <span class="subxComment"># write(out, " ")</span> -<span id="L974" class="LineNr"> 974 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L975" class="LineNr"> 975 </span> 68/push <span class="SpecialChar"><a href='dquotes.subx.html#L2718'>Space</a></span>/imm32 -<span id="L976" class="LineNr"> 976 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L977" class="LineNr"> 977 </span> <span class="subxS2Comment"># . . call</span> -<span id="L978" class="LineNr"> 978 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L979" class="LineNr"> 979 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L980" class="LineNr"> 980 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L981" class="LineNr"> 981 </span> <span class="subxComment"># ++curr</span> -<span id="L982" class="LineNr"> 982 </span> 42/increment-EDX -<span id="L983" class="LineNr"> 983 </span> e9/jump $emit-string-literal-data:loop/disp32 -<span id="L984" class="LineNr"> 984 </span><span class="Constant">$emit-string-literal-data:end</span>: -<span id="L985" class="LineNr"> 985 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L986" class="LineNr"> 986 </span> 5e/pop-to-ESI -<span id="L987" class="LineNr"> 987 </span> 5a/pop-to-EDX -<span id="L988" class="LineNr"> 988 </span> 59/pop-to-ECX -<span id="L989" class="LineNr"> 989 </span> 58/pop-to-EAX -<span id="L990" class="LineNr"> 990 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L991" class="LineNr"> 991 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L992" class="LineNr"> 992 </span> 5d/pop-to-EBP -<span id="L993" class="LineNr"> 993 </span> c3/return -<span id="L994" class="LineNr"> 994 </span> -<span id="L995" class="LineNr"> 995 </span><span class="subxFunction">is-alphanumeric?</span>: <span class="subxComment"># c : int -> EAX : boolean</span> -<span id="L996" class="LineNr"> 996 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L997" class="LineNr"> 997 </span> 55/push-EBP -<span id="L998" class="LineNr"> 998 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L999" class="LineNr"> 999 </span> <span class="subxComment"># EAX = c</span> -<span id="L1000" class="LineNr">1000 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L1001" class="LineNr">1001 </span> <span class="subxComment"># if (EAX < '0') return false</span> -<span id="L1002" class="LineNr">1002 </span> 3d/compare-EAX-with 0x30/imm32/0 -<span id="L1003" class="LineNr">1003 </span> 7c/jump-if-lesser $is-alphanumeric?:false/disp8 -<span id="L1004" class="LineNr">1004 </span> <span class="subxComment"># if (EAX <= '9') return true</span> -<span id="L1005" class="LineNr">1005 </span> 3d/compare-EAX-with 0x39/imm32/9 -<span id="L1006" class="LineNr">1006 </span> 7e/jump-if-lesser-or-equal $is-alphanumeric?:true/disp8 -<span id="L1007" class="LineNr">1007 </span> <span class="subxComment"># if (EAX < 'A') return false</span> -<span id="L1008" class="LineNr">1008 </span> 3d/compare-EAX-with 0x41/imm32/A -<span id="L1009" class="LineNr">1009 </span> 7c/jump-if-lesser $is-alphanumeric?:false/disp8 -<span id="L1010" class="LineNr">1010 </span> <span class="subxComment"># if (EAX <= 'Z') return true</span> -<span id="L1011" class="LineNr">1011 </span> 3d/compare-EAX-with 0x5a/imm32/Z -<span id="L1012" class="LineNr">1012 </span> 7e/jump-if-lesser-or-equal $is-alphanumeric?:true/disp8 -<span id="L1013" class="LineNr">1013 </span> <span class="subxComment"># if (EAX < 'a') return false</span> -<span id="L1014" class="LineNr">1014 </span> 3d/compare-EAX-with 0x61/imm32/a -<span id="L1015" class="LineNr">1015 </span> 7c/jump-if-lesser $is-alphanumeric?:false/disp8 -<span id="L1016" class="LineNr">1016 </span> <span class="subxComment"># if (EAX <= 'z') return true</span> -<span id="L1017" class="LineNr">1017 </span> 3d/compare-EAX-with 0x7a/imm32/z -<span id="L1018" class="LineNr">1018 </span> 7e/jump-if-lesser-or-equal $is-alphanumeric?:true/disp8 -<span id="L1019" class="LineNr">1019 </span> <span class="subxComment"># return false</span> -<span id="L1020" class="LineNr">1020 </span><span class="Constant">$is-alphanumeric?:false</span>: -<span id="L1021" class="LineNr">1021 </span> b8/copy-to-EAX 0/imm32/false -<span id="L1022" class="LineNr">1022 </span> eb/jump $is-alphanumeric?:end/disp8 -<span id="L1023" class="LineNr">1023 </span><span class="Constant">$is-alphanumeric?:true</span>: -<span id="L1024" class="LineNr">1024 </span> b8/copy-to-EAX 1/imm32/true -<span id="L1025" class="LineNr">1025 </span><span class="Constant">$is-alphanumeric?:end</span>: -<span id="L1026" class="LineNr">1026 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1027" class="LineNr">1027 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1028" class="LineNr">1028 </span> 5d/pop-to-EBP -<span id="L1029" class="LineNr">1029 </span> c3/return -<span id="L1030" class="LineNr">1030 </span> -<span id="L1031" class="LineNr">1031 </span><span class="subxTest">test-emit-string-literal-data</span>: -<span id="L1032" class="LineNr">1032 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1033" class="LineNr">1033 </span> 55/push-EBP -<span id="L1034" class="LineNr">1034 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1035" class="LineNr">1035 </span> <span class="subxComment"># setup</span> -<span id="L1036" class="LineNr">1036 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1037" class="LineNr">1037 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1038" class="LineNr">1038 </span> 68/push _test-output-stream/imm32 -<span id="L1039" class="LineNr">1039 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1040" class="LineNr">1040 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1041" class="LineNr">1041 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1042" class="LineNr">1042 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1043" class="LineNr">1043 </span> <span class="subxComment"># var slice/ECX = '"abc"/d'</span> -<span id="L1044" class="LineNr">1044 </span> 68/push <a href='dquotes.subx.html#L2734'>_test-slice-abc-limit</a>/imm32 -<span id="L1045" class="LineNr">1045 </span> 68/push <a href='dquotes.subx.html#L2731'>_test-slice-abc</a>/imm32 -<span id="L1046" class="LineNr">1046 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1047" class="LineNr">1047 </span> <span class="subxComment"># emit-string-literal-data(_test-output-stream, slice)</span> -<span id="L1048" class="LineNr">1048 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1049" class="LineNr">1049 </span> 51/push-ECX -<span id="L1050" class="LineNr">1050 </span> 68/push _test-output-stream/imm32 -<span id="L1051" class="LineNr">1051 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1052" class="LineNr">1052 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L1053" class="LineNr">1053 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1054" class="LineNr">1054 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1055" class="Folded">1055 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1081" class="LineNr">1081 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "3/imm32 61/a 62/b 63/c ", msg)</span> -<span id="L1082" class="LineNr">1082 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1083" class="LineNr">1083 </span> 68/push <span class="Constant">"F - test-emit-string-literal-data"</span>/imm32 -<span id="L1084" class="LineNr">1084 </span> 68/push <span class="Constant">"0x00000003/imm32 61/a 62/b 63/c "</span>/imm32 -<span id="L1085" class="LineNr">1085 </span> 68/push _test-output-stream/imm32 -<span id="L1086" class="LineNr">1086 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1087" class="LineNr">1087 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1088" class="LineNr">1088 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1089" class="LineNr">1089 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1090" class="LineNr">1090 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1091" class="LineNr">1091 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1092" class="LineNr">1092 </span> 5d/pop-to-EBP -<span id="L1093" class="LineNr">1093 </span> c3/return -<span id="L1094" class="LineNr">1094 </span> -<span id="L1095" class="LineNr">1095 </span><span class="subxTest">test-emit-string-literal-data-empty</span>: -<span id="L1096" class="LineNr">1096 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1097" class="LineNr">1097 </span> 55/push-EBP -<span id="L1098" class="LineNr">1098 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1099" class="LineNr">1099 </span> <span class="subxComment"># setup</span> -<span id="L1100" class="LineNr">1100 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1101" class="LineNr">1101 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1102" class="LineNr">1102 </span> 68/push _test-output-stream/imm32 -<span id="L1103" class="LineNr">1103 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1104" class="LineNr">1104 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1105" class="LineNr">1105 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1106" class="LineNr">1106 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1107" class="LineNr">1107 </span> <span class="subxComment"># var slice/ECX = '""'</span> -<span id="L1108" class="LineNr">1108 </span> 68/push 0/imm32/end -<span id="L1109" class="LineNr">1109 </span> 68/push 0/imm32/start -<span id="L1110" class="LineNr">1110 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1111" class="LineNr">1111 </span> <span class="subxComment"># emit-string-literal-data(_test-output-stream, slice)</span> -<span id="L1112" class="LineNr">1112 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1113" class="LineNr">1113 </span> 51/push-ECX -<span id="L1114" class="LineNr">1114 </span> 68/push _test-output-stream/imm32 -<span id="L1115" class="LineNr">1115 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1116" class="LineNr">1116 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L1117" class="LineNr">1117 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1118" class="LineNr">1118 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1119" class="Folded">1119 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1145" class="LineNr">1145 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "0/imm32 ", msg)</span> -<span id="L1146" class="LineNr">1146 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1147" class="LineNr">1147 </span> 68/push <span class="Constant">"F - test-emit-string-literal-data-empty"</span>/imm32 -<span id="L1148" class="LineNr">1148 </span> 68/push <span class="Constant">"0x00000000/imm32 "</span>/imm32 -<span id="L1149" class="LineNr">1149 </span> 68/push _test-output-stream/imm32 -<span id="L1150" class="LineNr">1150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1151" class="LineNr">1151 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1152" class="LineNr">1152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1153" class="LineNr">1153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1154" class="LineNr">1154 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1155" class="LineNr">1155 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1156" class="LineNr">1156 </span> 5d/pop-to-EBP -<span id="L1157" class="LineNr">1157 </span> c3/return -<span id="L1158" class="LineNr">1158 </span> -<span id="L1159" class="LineNr">1159 </span><span class="subxComment"># just to keep things simple</span> -<span id="L1160" class="LineNr">1160 </span><span class="subxTest">test-emit-string-literal-data-no-metadata-for-non-alphanumerics</span>: -<span id="L1161" class="LineNr">1161 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1162" class="LineNr">1162 </span> 55/push-EBP -<span id="L1163" class="LineNr">1163 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1164" class="LineNr">1164 </span> <span class="subxComment"># setup</span> -<span id="L1165" class="LineNr">1165 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1166" class="LineNr">1166 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1167" class="LineNr">1167 </span> 68/push _test-output-stream/imm32 -<span id="L1168" class="LineNr">1168 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1169" class="LineNr">1169 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1170" class="LineNr">1170 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1171" class="LineNr">1171 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1172" class="LineNr">1172 </span> <span class="subxComment"># var slice/ECX = '"a b"'</span> -<span id="L1173" class="LineNr">1173 </span> 68/push <a href='dquotes.subx.html#L2738'>_test-slice-a-space-b-limit</a>/imm32 -<span id="L1174" class="LineNr">1174 </span> 68/push <a href='dquotes.subx.html#L2736'>_test-slice-a-space-b</a>/imm32 -<span id="L1175" class="LineNr">1175 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1176" class="LineNr">1176 </span> <span class="subxComment"># emit-string-literal-data(_test-output-stream, slice)</span> -<span id="L1177" class="LineNr">1177 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1178" class="LineNr">1178 </span> 51/push-ECX -<span id="L1179" class="LineNr">1179 </span> 68/push _test-output-stream/imm32 -<span id="L1180" class="LineNr">1180 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1181" class="LineNr">1181 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L1182" class="LineNr">1182 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1183" class="LineNr">1183 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1184" class="Folded">1184 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1210" class="LineNr">1210 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "3/imm32 61/a 20 62/b ", msg) # ideally we'd like to say '20/space' but that requires managing names for codepoints</span> -<span id="L1211" class="LineNr">1211 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1212" class="LineNr">1212 </span> 68/push <span class="Constant">"F - test-emit-string-literal-data-no-metadata-for-non-alphanumerics"</span>/imm32 -<span id="L1213" class="LineNr">1213 </span> 68/push <span class="Constant">"0x00000003/imm32 61/a 20 62/b "</span>/imm32 -<span id="L1214" class="LineNr">1214 </span> 68/push _test-output-stream/imm32 -<span id="L1215" class="LineNr">1215 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1216" class="LineNr">1216 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1217" class="LineNr">1217 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1218" class="LineNr">1218 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1219" class="LineNr">1219 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1220" class="LineNr">1220 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1221" class="LineNr">1221 </span> 5d/pop-to-EBP -<span id="L1222" class="LineNr">1222 </span> c3/return -<span id="L1223" class="LineNr">1223 </span> -<span id="L1224" class="LineNr">1224 </span><span class="subxTest">test-emit-string-literal-data-handles-escape-sequences</span>: -<span id="L1225" class="LineNr">1225 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1226" class="LineNr">1226 </span> 55/push-EBP -<span id="L1227" class="LineNr">1227 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1228" class="LineNr">1228 </span> <span class="subxComment"># setup</span> -<span id="L1229" class="LineNr">1229 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1230" class="LineNr">1230 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1231" class="LineNr">1231 </span> 68/push _test-output-stream/imm32 -<span id="L1232" class="LineNr">1232 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1233" class="LineNr">1233 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1234" class="LineNr">1234 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1235" class="LineNr">1235 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1236" class="LineNr">1236 </span> <span class="subxComment"># var slice/ECX = '"a\"b"'</span> -<span id="L1237" class="LineNr">1237 </span> 68/push <a href='dquotes.subx.html#L2742'>_test-slice-a-dquote-b-limit</a>/imm32 -<span id="L1238" class="LineNr">1238 </span> 68/push <a href='dquotes.subx.html#L2740'>_test-slice-a-dquote-b</a>/imm32 -<span id="L1239" class="LineNr">1239 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1240" class="LineNr">1240 </span> <span class="subxComment"># emit-string-literal-data(_test-output-stream, slice)</span> -<span id="L1241" class="LineNr">1241 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1242" class="LineNr">1242 </span> 51/push-ECX -<span id="L1243" class="LineNr">1243 </span> 68/push _test-output-stream/imm32 -<span id="L1244" class="LineNr">1244 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1245" class="LineNr">1245 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L1246" class="LineNr">1246 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1247" class="LineNr">1247 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1248" class="Folded">1248 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1274" class="LineNr">1274 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "3/imm32 61/a 22 62/b ", msg)</span> -<span id="L1275" class="LineNr">1275 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1276" class="LineNr">1276 </span> 68/push <span class="Constant">"F - test-emit-string-literal-data-handles-escape-sequences"</span>/imm32 -<span id="L1277" class="LineNr">1277 </span> 68/push <span class="Constant">"0x00000003/imm32 61/a 22 62/b "</span>/imm32 -<span id="L1278" class="LineNr">1278 </span> 68/push _test-output-stream/imm32 -<span id="L1279" class="LineNr">1279 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1280" class="LineNr">1280 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1281" class="LineNr">1281 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1282" class="LineNr">1282 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1283" class="LineNr">1283 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1284" class="LineNr">1284 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1285" class="LineNr">1285 </span> 5d/pop-to-EBP -<span id="L1286" class="LineNr">1286 </span> c3/return -<span id="L1287" class="LineNr">1287 </span> -<span id="L1288" class="LineNr">1288 </span><span class="subxTest">test-emit-string-literal-data-handles-newline-escape</span>: -<span id="L1289" class="LineNr">1289 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1290" class="LineNr">1290 </span> 55/push-EBP -<span id="L1291" class="LineNr">1291 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1292" class="LineNr">1292 </span> <span class="subxComment"># setup</span> -<span id="L1293" class="LineNr">1293 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1294" class="LineNr">1294 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1295" class="LineNr">1295 </span> 68/push _test-output-stream/imm32 -<span id="L1296" class="LineNr">1296 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1297" class="LineNr">1297 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1298" class="LineNr">1298 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1299" class="LineNr">1299 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1300" class="LineNr">1300 </span> <span class="subxComment"># var slice/ECX = '"a\nb"'</span> -<span id="L1301" class="LineNr">1301 </span> 68/push <a href='dquotes.subx.html#L2746'>_test-slice-a-newline-b-limit</a>/imm32 -<span id="L1302" class="LineNr">1302 </span> 68/push <a href='dquotes.subx.html#L2744'>_test-slice-a-newline-b</a>/imm32 -<span id="L1303" class="LineNr">1303 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1304" class="LineNr">1304 </span> <span class="subxComment"># emit-string-literal-data(_test-output-stream, slice)</span> -<span id="L1305" class="LineNr">1305 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1306" class="LineNr">1306 </span> 51/push-ECX -<span id="L1307" class="LineNr">1307 </span> 68/push _test-output-stream/imm32 -<span id="L1308" class="LineNr">1308 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1309" class="LineNr">1309 </span> e8/call <a href='dquotes.subx.html#L845'>emit-string-literal-data</a>/disp32 -<span id="L1310" class="LineNr">1310 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1311" class="LineNr">1311 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1312" class="Folded">1312 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1338" class="LineNr">1338 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "3/imm32 61/a 0a 62/b ", msg)</span> -<span id="L1339" class="LineNr">1339 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1340" class="LineNr">1340 </span> 68/push <span class="Constant">"F - test-emit-string-literal-data-handles-newline-escape"</span>/imm32 -<span id="L1341" class="LineNr">1341 </span> 68/push <span class="Constant">"0x00000003/imm32 61/a 0a 62/b "</span>/imm32 -<span id="L1342" class="LineNr">1342 </span> 68/push _test-output-stream/imm32 -<span id="L1343" class="LineNr">1343 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1344" class="LineNr">1344 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1345" class="LineNr">1345 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1346" class="LineNr">1346 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1347" class="LineNr">1347 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1348" class="LineNr">1348 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1349" class="LineNr">1349 </span> 5d/pop-to-EBP -<span id="L1350" class="LineNr">1350 </span> c3/return -<span id="L1351" class="LineNr">1351 </span> -<span id="L1352" class="LineNr">1352 </span><span class="subxComment"># emit everything from a word except the initial datum</span> -<span id="L1353" class="LineNr">1353 </span><span class="subxFunction">emit-metadata</span>: <span class="subxComment"># out : (address buffered-file), word : (address slice)</span> -<span id="L1354" class="LineNr">1354 </span> <span class="subxComment"># pseudocode</span> -<span id="L1355" class="LineNr">1355 </span> <span class="subxComment"># var slice = {0, word->end}</span> -<span id="L1356" class="LineNr">1356 </span> <span class="subxComment"># curr = word->start</span> -<span id="L1357" class="LineNr">1357 </span> <span class="subxComment"># if *curr == '"'</span> -<span id="L1358" class="LineNr">1358 </span> <span class="subxComment"># curr = skip-string-in-slice(curr, word->end)</span> -<span id="L1359" class="LineNr">1359 </span> <span class="subxComment"># else</span> -<span id="L1360" class="LineNr">1360 </span> <span class="subxComment"># while true</span> -<span id="L1361" class="LineNr">1361 </span> <span class="subxComment"># if curr == word->end</span> -<span id="L1362" class="LineNr">1362 </span> <span class="subxComment"># return</span> -<span id="L1363" class="LineNr">1363 </span> <span class="subxComment"># if *curr == '/'</span> -<span id="L1364" class="LineNr">1364 </span> <span class="subxComment"># break</span> -<span id="L1365" class="LineNr">1365 </span> <span class="subxComment"># ++curr</span> -<span id="L1366" class="LineNr">1366 </span> <span class="subxComment"># slice->start = curr</span> -<span id="L1367" class="LineNr">1367 </span> <span class="subxComment"># write-slice-buffered(out, slice)</span> -<span id="L1368" class="LineNr">1368 </span> <span class="subxComment">#</span> -<span id="L1369" class="LineNr">1369 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1370" class="LineNr">1370 </span> 55/push-EBP -<span id="L1371" class="LineNr">1371 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1372" class="LineNr">1372 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1373" class="LineNr">1373 </span> 50/push-EAX -<span id="L1374" class="LineNr">1374 </span> 51/push-ECX -<span id="L1375" class="LineNr">1375 </span> 52/push-EDX -<span id="L1376" class="LineNr">1376 </span> 53/push-EBX -<span id="L1377" class="LineNr">1377 </span> 56/push-ESI -<span id="L1378" class="LineNr">1378 </span> <span class="subxComment"># ESI = word</span> -<span id="L1379" class="LineNr">1379 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L1380" class="LineNr">1380 </span> <span class="subxComment"># curr/ECX = word->start</span> -<span id="L1381" class="LineNr">1381 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L1382" class="LineNr">1382 </span> <span class="subxComment"># end/EDX = word->end</span> -<span id="L1383" class="LineNr">1383 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EDX</span> -<span id="L1384" class="LineNr">1384 </span> <span class="subxComment"># var slice/EBX = {0, end}</span> -<span id="L1385" class="LineNr">1385 </span> 52/push-EDX -<span id="L1386" class="LineNr">1386 </span> 68/push 0/imm32 -<span id="L1387" class="LineNr">1387 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBX</span> -<span id="L1388" class="LineNr">1388 </span> <span class="subxComment"># EAX = 0</span> -<span id="L1389" class="LineNr">1389 </span> b8/copy-to-EAX 0/imm32 -<span id="L1390" class="LineNr">1390 </span><span class="Constant">$emit-metadata:check-for-string-literal</span>: -<span id="L1391" class="LineNr">1391 </span> <span class="subxH1Comment"># - if (*curr == '"') curr = skip-string-in-slice(curr, end)</span> -<span id="L1392" class="LineNr">1392 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L1393" class="LineNr">1393 </span> 3d/compare-EAX-and 0x22/imm32/dquote -<span id="L1394" class="LineNr">1394 </span> 75/jump-if-not-equal $emit-metadata:skip-datum-loop/disp8 -<span id="L1395" class="LineNr">1395 </span><span class="Constant">$emit-metadata:skip-string-literal</span>: -<span id="L1396" class="LineNr">1396 </span> <span class="subxS1Comment"># . EAX = skip-string-in-slice(curr, end)</span> -<span id="L1397" class="LineNr">1397 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1398" class="LineNr">1398 </span> 52/push-EDX -<span id="L1399" class="LineNr">1399 </span> 51/push-ECX -<span id="L1400" class="LineNr">1400 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1401" class="LineNr">1401 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L1402" class="LineNr">1402 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1403" class="LineNr">1403 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1404" class="LineNr">1404 </span> <span class="subxS1Comment"># . curr = EAX</span> -<span id="L1405" class="LineNr">1405 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L1406" class="LineNr">1406 </span> eb/jump $emit-metadata:emit/disp8 -<span id="L1407" class="LineNr">1407 </span><span class="Constant">$emit-metadata:skip-datum-loop</span>: -<span id="L1408" class="LineNr">1408 </span> <span class="subxH1Comment"># - otherwise scan for '/'</span> -<span id="L1409" class="LineNr">1409 </span> <span class="subxComment"># if (curr == end) return</span> -<span id="L1410" class="LineNr">1410 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX and EDX</span> -<span id="L1411" class="LineNr">1411 </span> 74/jump-if-equal $emit-metadata:end/disp8 -<span id="L1412" class="LineNr">1412 </span> <span class="subxComment"># if (*curr == '/') break</span> -<span id="L1413" class="LineNr">1413 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L1414" class="LineNr">1414 </span> 3d/compare-EAX-and 0x2f/imm32/slash -<span id="L1415" class="LineNr">1415 </span> 74/jump-if-equal $emit-metadata:emit/disp8 -<span id="L1416" class="LineNr">1416 </span> <span class="subxComment"># ++curr</span> -<span id="L1417" class="LineNr">1417 </span> 41/increment-ECX -<span id="L1418" class="LineNr">1418 </span> eb/jump $emit-metadata:skip-datum-loop/disp8 -<span id="L1419" class="LineNr">1419 </span><span class="Constant">$emit-metadata:emit</span>: -<span id="L1420" class="LineNr">1420 </span> <span class="subxComment"># slice->start = ECX</span> -<span id="L1421" class="LineNr">1421 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EBX</span> -<span id="L1422" class="LineNr">1422 </span> <span class="subxComment"># write-slice-buffered(out, slice)</span> -<span id="L1423" class="LineNr">1423 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1424" class="LineNr">1424 </span> 53/push-EBX -<span id="L1425" class="LineNr">1425 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1426" class="LineNr">1426 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1427" class="LineNr">1427 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L1428" class="LineNr">1428 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1429" class="LineNr">1429 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="Normal"> . </span> <span class="subxComment"># add to ESP</span> -<span id="L1430" class="LineNr">1430 </span><span class="Constant">$emit-metadata:end</span>: -<span id="L1431" class="LineNr">1431 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L1432" class="LineNr">1432 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="Normal"> . </span> <span class="subxComment"># add to ESP</span> -<span id="L1433" class="LineNr">1433 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1434" class="LineNr">1434 </span> 5e/pop-to-ESI -<span id="L1435" class="LineNr">1435 </span> 5b/pop-to-EBX -<span id="L1436" class="LineNr">1436 </span> 5a/pop-to-EDX -<span id="L1437" class="LineNr">1437 </span> 59/pop-to-ECX -<span id="L1438" class="LineNr">1438 </span> 58/pop-to-EAX -<span id="L1439" class="LineNr">1439 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1440" class="LineNr">1440 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1441" class="LineNr">1441 </span> 5d/pop-to-EBP -<span id="L1442" class="LineNr">1442 </span> c3/return -<span id="L1443" class="LineNr">1443 </span> -<span id="L1444" class="LineNr">1444 </span><span class="subxTest">test-emit-metadata</span>: -<span id="L1445" class="LineNr">1445 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1446" class="LineNr">1446 </span> 55/push-EBP -<span id="L1447" class="LineNr">1447 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1448" class="LineNr">1448 </span> <span class="subxComment"># setup</span> -<span id="L1449" class="LineNr">1449 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1450" class="LineNr">1450 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1451" class="LineNr">1451 </span> 68/push _test-output-stream/imm32 -<span id="L1452" class="LineNr">1452 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1453" class="LineNr">1453 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1454" class="LineNr">1454 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1455" class="LineNr">1455 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1456" class="LineNr">1456 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1457" class="LineNr">1457 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1458" class="LineNr">1458 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1459" class="LineNr">1459 </span> 05/add-to-EAX 4/imm32 -<span id="L1460" class="LineNr">1460 </span> 50/push-EAX -<span id="L1461" class="LineNr">1461 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1462" class="LineNr">1462 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1463" class="LineNr">1463 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1464" class="LineNr">1464 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1465" class="LineNr">1465 </span> <span class="subxComment"># (EAX..ECX) = "abc/def"</span> -<span id="L1466" class="LineNr">1466 </span> b8/copy-to-EAX <span class="Constant">"abc/def"</span>/imm32 -<span id="L1467" class="LineNr">1467 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1468" class="LineNr">1468 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1469" class="LineNr">1469 </span> 05/add-to-EAX 4/imm32 -<span id="L1470" class="LineNr">1470 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1471" class="LineNr">1471 </span> 51/push-ECX -<span id="L1472" class="LineNr">1472 </span> 50/push-EAX -<span id="L1473" class="LineNr">1473 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1474" class="LineNr">1474 </span> <span class="subxComment"># emit-metadata(_test-output-buffered-file, slice)</span> -<span id="L1475" class="LineNr">1475 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1476" class="LineNr">1476 </span> 51/push-ECX -<span id="L1477" class="LineNr">1477 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1478" class="LineNr">1478 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1479" class="LineNr">1479 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L1480" class="LineNr">1480 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1481" class="LineNr">1481 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1482" class="LineNr">1482 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1483" class="LineNr">1483 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1484" class="LineNr">1484 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1485" class="LineNr">1485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1486" class="LineNr">1486 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1487" class="LineNr">1487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1488" class="LineNr">1488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1489" class="LineNr">1489 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "/def", msg) # important that there's no leading space</span> -<span id="L1490" class="LineNr">1490 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1491" class="LineNr">1491 </span> 68/push <span class="Constant">"F - test-emit-metadata"</span>/imm32 -<span id="L1492" class="LineNr">1492 </span> 68/push <span class="Constant">"/def"</span>/imm32 -<span id="L1493" class="LineNr">1493 </span> 68/push _test-output-stream/imm32 -<span id="L1494" class="LineNr">1494 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1495" class="LineNr">1495 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1496" class="LineNr">1496 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1497" class="LineNr">1497 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1498" class="LineNr">1498 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1499" class="LineNr">1499 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1500" class="LineNr">1500 </span> 5d/pop-to-EBP -<span id="L1501" class="LineNr">1501 </span> c3/return -<span id="L1502" class="LineNr">1502 </span> -<span id="L1503" class="LineNr">1503 </span><span class="subxTest">test-emit-metadata-none</span>: -<span id="L1504" class="LineNr">1504 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1505" class="LineNr">1505 </span> 55/push-EBP -<span id="L1506" class="LineNr">1506 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1507" class="LineNr">1507 </span> <span class="subxComment"># setup</span> -<span id="L1508" class="LineNr">1508 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1509" class="LineNr">1509 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1510" class="LineNr">1510 </span> 68/push _test-output-stream/imm32 -<span id="L1511" class="LineNr">1511 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1512" class="LineNr">1512 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1513" class="LineNr">1513 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1514" class="LineNr">1514 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1515" class="LineNr">1515 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1516" class="LineNr">1516 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1517" class="LineNr">1517 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1518" class="LineNr">1518 </span> 05/add-to-EAX 4/imm32 -<span id="L1519" class="LineNr">1519 </span> 50/push-EAX -<span id="L1520" class="LineNr">1520 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1521" class="LineNr">1521 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1522" class="LineNr">1522 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1523" class="LineNr">1523 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1524" class="LineNr">1524 </span> <span class="subxComment"># (EAX..ECX) = "abc"</span> -<span id="L1525" class="LineNr">1525 </span> b8/copy-to-EAX <span class="Constant">"abc"</span>/imm32 -<span id="L1526" class="LineNr">1526 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1527" class="LineNr">1527 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1528" class="LineNr">1528 </span> 05/add-to-EAX 4/imm32 -<span id="L1529" class="LineNr">1529 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1530" class="LineNr">1530 </span> 51/push-ECX -<span id="L1531" class="LineNr">1531 </span> 50/push-EAX -<span id="L1532" class="LineNr">1532 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1533" class="LineNr">1533 </span> <span class="subxComment"># emit-metadata(_test-output-buffered-file, slice)</span> -<span id="L1534" class="LineNr">1534 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1535" class="LineNr">1535 </span> 51/push-ECX -<span id="L1536" class="LineNr">1536 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1537" class="LineNr">1537 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1538" class="LineNr">1538 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L1539" class="LineNr">1539 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1540" class="LineNr">1540 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1541" class="LineNr">1541 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1542" class="LineNr">1542 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1543" class="LineNr">1543 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1544" class="LineNr">1544 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1545" class="LineNr">1545 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1546" class="LineNr">1546 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1547" class="LineNr">1547 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1548" class="LineNr">1548 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "", msg)</span> -<span id="L1549" class="LineNr">1549 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1550" class="LineNr">1550 </span> 68/push <span class="Constant">"F - test-emit-metadata-none"</span>/imm32 -<span id="L1551" class="LineNr">1551 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L1552" class="LineNr">1552 </span> 68/push _test-output-stream/imm32 -<span id="L1553" class="LineNr">1553 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1554" class="LineNr">1554 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1555" class="LineNr">1555 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1556" class="LineNr">1556 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1557" class="LineNr">1557 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1558" class="LineNr">1558 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1559" class="LineNr">1559 </span> 5d/pop-to-EBP -<span id="L1560" class="LineNr">1560 </span> c3/return -<span id="L1561" class="LineNr">1561 </span> -<span id="L1562" class="LineNr">1562 </span><span class="subxTest">test-emit-metadata-multiple</span>: -<span id="L1563" class="LineNr">1563 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1564" class="LineNr">1564 </span> 55/push-EBP -<span id="L1565" class="LineNr">1565 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1566" class="LineNr">1566 </span> <span class="subxComment"># setup</span> -<span id="L1567" class="LineNr">1567 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1568" class="LineNr">1568 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1569" class="LineNr">1569 </span> 68/push _test-output-stream/imm32 -<span id="L1570" class="LineNr">1570 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1571" class="LineNr">1571 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1572" class="LineNr">1572 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1573" class="LineNr">1573 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1574" class="LineNr">1574 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1575" class="LineNr">1575 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1576" class="LineNr">1576 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1577" class="LineNr">1577 </span> 05/add-to-EAX 4/imm32 -<span id="L1578" class="LineNr">1578 </span> 50/push-EAX -<span id="L1579" class="LineNr">1579 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1580" class="LineNr">1580 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1581" class="LineNr">1581 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1582" class="LineNr">1582 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1583" class="LineNr">1583 </span> <span class="subxComment"># (EAX..ECX) = "abc/def/ghi"</span> -<span id="L1584" class="LineNr">1584 </span> b8/copy-to-EAX <span class="Constant">"abc/def/ghi"</span>/imm32 -<span id="L1585" class="LineNr">1585 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1586" class="LineNr">1586 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1587" class="LineNr">1587 </span> 05/add-to-EAX 4/imm32 -<span id="L1588" class="LineNr">1588 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1589" class="LineNr">1589 </span> 51/push-ECX -<span id="L1590" class="LineNr">1590 </span> 50/push-EAX -<span id="L1591" class="LineNr">1591 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1592" class="LineNr">1592 </span> <span class="subxComment"># emit-metadata(_test-output-buffered-file, slice)</span> -<span id="L1593" class="LineNr">1593 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1594" class="LineNr">1594 </span> 51/push-ECX -<span id="L1595" class="LineNr">1595 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1596" class="LineNr">1596 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1597" class="LineNr">1597 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L1598" class="LineNr">1598 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1599" class="LineNr">1599 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1600" class="LineNr">1600 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1601" class="LineNr">1601 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1602" class="LineNr">1602 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1603" class="LineNr">1603 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1604" class="LineNr">1604 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1605" class="LineNr">1605 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1606" class="LineNr">1606 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1607" class="LineNr">1607 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "/def/ghi", msg) # important that there's no leading space</span> -<span id="L1608" class="LineNr">1608 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1609" class="LineNr">1609 </span> 68/push <span class="Constant">"F - test-emit-metadata-multiple"</span>/imm32 -<span id="L1610" class="LineNr">1610 </span> 68/push <span class="Constant">"/def/ghi"</span>/imm32 -<span id="L1611" class="LineNr">1611 </span> 68/push _test-output-stream/imm32 -<span id="L1612" class="LineNr">1612 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1613" class="LineNr">1613 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1614" class="LineNr">1614 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1615" class="LineNr">1615 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1616" class="LineNr">1616 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1617" class="LineNr">1617 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1618" class="LineNr">1618 </span> 5d/pop-to-EBP -<span id="L1619" class="LineNr">1619 </span> c3/return -<span id="L1620" class="LineNr">1620 </span> -<span id="L1621" class="LineNr">1621 </span><span class="subxTest">test-emit-metadata-when-no-datum</span>: -<span id="L1622" class="LineNr">1622 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1623" class="LineNr">1623 </span> 55/push-EBP -<span id="L1624" class="LineNr">1624 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1625" class="LineNr">1625 </span> <span class="subxComment"># setup</span> -<span id="L1626" class="LineNr">1626 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1627" class="LineNr">1627 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1628" class="LineNr">1628 </span> 68/push _test-output-stream/imm32 -<span id="L1629" class="LineNr">1629 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1630" class="LineNr">1630 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1631" class="LineNr">1631 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1632" class="LineNr">1632 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1633" class="LineNr">1633 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1634" class="LineNr">1634 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1635" class="LineNr">1635 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1636" class="LineNr">1636 </span> 05/add-to-EAX 4/imm32 -<span id="L1637" class="LineNr">1637 </span> 50/push-EAX -<span id="L1638" class="LineNr">1638 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1639" class="LineNr">1639 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1640" class="LineNr">1640 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1641" class="LineNr">1641 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1642" class="LineNr">1642 </span> <span class="subxComment"># var slice/ECX = "/abc"</span> -<span id="L1643" class="LineNr">1643 </span> b8/copy-to-EAX <span class="Constant">"/abc"</span>/imm32 -<span id="L1644" class="LineNr">1644 </span> <span class="subxS1Comment"># . push end/ECX</span> -<span id="L1645" class="LineNr">1645 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1646" class="LineNr">1646 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1647" class="LineNr">1647 </span> 51/push-ECX -<span id="L1648" class="LineNr">1648 </span> <span class="subxS1Comment"># . push curr/EAX</span> -<span id="L1649" class="LineNr">1649 </span> 05/add-to-EAX 4/imm32 -<span id="L1650" class="LineNr">1650 </span> 50/push-EAX -<span id="L1651" class="LineNr">1651 </span> <span class="subxS1Comment"># . save stack pointer</span> -<span id="L1652" class="LineNr">1652 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1653" class="LineNr">1653 </span> <span class="subxComment"># emit-metadata(_test-output-buffered-file, slice)</span> -<span id="L1654" class="LineNr">1654 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1655" class="LineNr">1655 </span> 51/push-ECX -<span id="L1656" class="LineNr">1656 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1657" class="LineNr">1657 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1658" class="LineNr">1658 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L1659" class="LineNr">1659 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1660" class="LineNr">1660 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1661" class="LineNr">1661 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1662" class="LineNr">1662 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1663" class="LineNr">1663 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1664" class="LineNr">1664 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1665" class="LineNr">1665 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1666" class="LineNr">1666 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1667" class="LineNr">1667 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1668" class="LineNr">1668 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "/abc", msg) # nothing skipped</span> -<span id="L1669" class="LineNr">1669 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1670" class="LineNr">1670 </span> 68/push <span class="Constant">"F - test-emit-metadata-when-no-datum"</span>/imm32 -<span id="L1671" class="LineNr">1671 </span> 68/push <span class="Constant">"/abc"</span>/imm32 -<span id="L1672" class="LineNr">1672 </span> 68/push _test-output-stream/imm32 -<span id="L1673" class="LineNr">1673 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1674" class="LineNr">1674 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1675" class="LineNr">1675 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1676" class="LineNr">1676 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1677" class="LineNr">1677 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1678" class="LineNr">1678 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1679" class="LineNr">1679 </span> 5d/pop-to-EBP -<span id="L1680" class="LineNr">1680 </span> c3/return -<span id="L1681" class="LineNr">1681 </span> -<span id="L1682" class="LineNr">1682 </span><span class="subxTest">test-emit-metadata-in-string-literal</span>: -<span id="L1683" class="LineNr">1683 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1684" class="LineNr">1684 </span> 55/push-EBP -<span id="L1685" class="LineNr">1685 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1686" class="LineNr">1686 </span> <span class="subxComment"># setup</span> -<span id="L1687" class="LineNr">1687 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1688" class="LineNr">1688 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1689" class="LineNr">1689 </span> 68/push _test-output-stream/imm32 -<span id="L1690" class="LineNr">1690 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1691" class="LineNr">1691 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1692" class="LineNr">1692 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1693" class="LineNr">1693 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1694" class="LineNr">1694 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1695" class="LineNr">1695 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1696" class="LineNr">1696 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1697" class="LineNr">1697 </span> 05/add-to-EAX 4/imm32 -<span id="L1698" class="LineNr">1698 </span> 50/push-EAX -<span id="L1699" class="LineNr">1699 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1700" class="LineNr">1700 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1701" class="LineNr">1701 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1702" class="LineNr">1702 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1703" class="LineNr">1703 </span> <span class="subxComment"># var slice/ECX = "\"abc/def\"/ghi"</span> -<span id="L1704" class="LineNr">1704 </span> 68/push <a href='dquotes.subx.html#L2755'>_test-slice-literal-string-with-limit</a>/imm32 -<span id="L1705" class="LineNr">1705 </span> 68/push <a href='dquotes.subx.html#L2749'>_test-slice-literal-string</a>/imm32/start -<span id="L1706" class="LineNr">1706 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1707" class="LineNr">1707 </span> <span class="subxComment"># emit-metadata(_test-output-buffered-file, slice)</span> -<span id="L1708" class="LineNr">1708 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1709" class="LineNr">1709 </span> 51/push-ECX -<span id="L1710" class="LineNr">1710 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1711" class="LineNr">1711 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1712" class="LineNr">1712 </span> e8/call <a href='dquotes.subx.html#L1353'>emit-metadata</a>/disp32 -<span id="L1713" class="LineNr">1713 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1714" class="LineNr">1714 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1715" class="LineNr">1715 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1716" class="LineNr">1716 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1717" class="LineNr">1717 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1718" class="LineNr">1718 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1719" class="LineNr">1719 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1720" class="LineNr">1720 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1721" class="LineNr">1721 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1722" class="Folded">1722 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1748" class="LineNr">1748 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "/ghi", msg) # important that there's no leading space</span> -<span id="L1749" class="LineNr">1749 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1750" class="LineNr">1750 </span> 68/push <span class="Constant">"F - test-emit-metadata-in-string-literal"</span>/imm32 -<span id="L1751" class="LineNr">1751 </span> 68/push <span class="Constant">"/ghi"</span>/imm32 -<span id="L1752" class="LineNr">1752 </span> 68/push _test-output-stream/imm32 -<span id="L1753" class="LineNr">1753 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1754" class="LineNr">1754 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1755" class="LineNr">1755 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1756" class="LineNr">1756 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1757" class="LineNr">1757 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1758" class="LineNr">1758 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1759" class="LineNr">1759 </span> 5d/pop-to-EBP -<span id="L1760" class="LineNr">1760 </span> c3/return -<span id="L1761" class="LineNr">1761 </span> -<span id="L1762" class="LineNr">1762 </span><span class="subxComment"># (re)compute the bounds of the next word in the line</span> -<span id="L1763" class="LineNr">1763 </span><span class="subxComment"># return empty string on reaching end of file</span> -<span id="L1764" class="LineNr">1764 </span><span class="subxFunction">next-word-or-string</span>: <span class="subxComment"># line : (address stream byte), out : (address slice)</span> -<span id="L1765" class="LineNr">1765 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1766" class="LineNr">1766 </span> 55/push-EBP -<span id="L1767" class="LineNr">1767 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1768" class="LineNr">1768 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1769" class="LineNr">1769 </span> 50/push-EAX -<span id="L1770" class="LineNr">1770 </span> 51/push-ECX -<span id="L1771" class="LineNr">1771 </span> 56/push-ESI -<span id="L1772" class="LineNr">1772 </span> 57/push-EDI -<span id="L1773" class="LineNr">1773 </span> <span class="subxComment"># ESI = line</span> -<span id="L1774" class="LineNr">1774 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L1775" class="LineNr">1775 </span> <span class="subxComment"># EDI = out</span> -<span id="L1776" class="LineNr">1776 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L1777" class="LineNr">1777 </span> <span class="subxComment"># skip-chars-matching(line, ' ')</span> -<span id="L1778" class="LineNr">1778 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1779" class="LineNr">1779 </span> 68/push 0x20/imm32/space -<span id="L1780" class="LineNr">1780 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1781" class="LineNr">1781 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1782" class="LineNr">1782 </span> e8/call <a href='../073next-token.subx.html#L341'>skip-chars-matching</a>/disp32 -<span id="L1783" class="LineNr">1783 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1784" class="LineNr">1784 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1785" class="LineNr">1785 </span><span class="Constant">$next-word-or-string:check0</span>: -<span id="L1786" class="LineNr">1786 </span> <span class="subxComment"># if (line->read >= line->write) clear out and return</span> -<span id="L1787" class="LineNr">1787 </span> <span class="subxS1Comment"># . EAX = line->read</span> -<span id="L1788" class="LineNr">1788 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L1789" class="LineNr">1789 </span> <span class="subxS1Comment"># . if (EAX < line->write) goto next check</span> -<span id="L1790" class="LineNr">1790 </span> 3b/compare 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with *ESI</span> -<span id="L1791" class="LineNr">1791 </span> 7c/jump-if-lesser $next-word-or-string:check-for-comment/disp8 -<span id="L1792" class="LineNr">1792 </span> <span class="subxS1Comment"># . return out = {0, 0}</span> -<span id="L1793" class="LineNr">1793 </span> c7 0/subop/copy 0/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EDI</span> -<span id="L1794" class="LineNr">1794 </span> c7 0/subop/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(EDI+4)</span> -<span id="L1795" class="LineNr">1795 </span> eb/jump $next-word-or-string:end/disp8 -<span id="L1796" class="LineNr">1796 </span><span class="Constant">$next-word-or-string:check-for-comment</span>: -<span id="L1797" class="LineNr">1797 </span> <span class="subxComment"># out->start = &line->data[line->read]</span> -<span id="L1798" class="LineNr">1798 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L1799" class="LineNr">1799 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L1800" class="LineNr">1800 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDI</span> -<span id="L1801" class="LineNr">1801 </span> <span class="subxComment"># if line->data[line->read] == '#'</span> -<span id="L1802" class="LineNr">1802 </span> <span class="subxS1Comment"># . EAX = line->data[line->read]</span> -<span id="L1803" class="LineNr">1803 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1804" class="LineNr">1804 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L1805" class="LineNr">1805 </span> <span class="subxS1Comment"># . compare</span> -<span id="L1806" class="LineNr">1806 </span> 3d/compare-EAX-and 0x23/imm32/pound -<span id="L1807" class="LineNr">1807 </span> 75/jump-if-not-equal $next-word-or-string:check-for-string-literal/disp8 -<span id="L1808" class="LineNr">1808 </span><span class="Constant">$next-word-or-string:comment</span>: -<span id="L1809" class="LineNr">1809 </span> <span class="subxComment"># out->end = &line->data[line->write]</span> -<span id="L1810" class="LineNr">1810 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L1811" class="LineNr">1811 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L1812" class="LineNr">1812 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L1813" class="LineNr">1813 </span> <span class="subxComment"># line->read = line->write # skip rest of line</span> -<span id="L1814" class="LineNr">1814 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L1815" class="LineNr">1815 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(ESI+4)</span> -<span id="L1816" class="LineNr">1816 </span> <span class="subxComment"># return</span> -<span id="L1817" class="LineNr">1817 </span> eb/jump $next-word-or-string:end/disp8 -<span id="L1818" class="LineNr">1818 </span><span class="Constant">$next-word-or-string:check-for-string-literal</span>: -<span id="L1819" class="LineNr">1819 </span> <span class="subxComment"># if line->data[line->read] == '"'</span> -<span id="L1820" class="LineNr">1820 </span> <span class="subxS1Comment"># . EAX = line->data[line->read]</span> -<span id="L1821" class="LineNr">1821 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1822" class="LineNr">1822 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L1823" class="LineNr">1823 </span> <span class="subxS1Comment"># . compare</span> -<span id="L1824" class="LineNr">1824 </span> 3d/compare-EAX-and 0x22/imm32/dquote -<span id="L1825" class="LineNr">1825 </span> 75/jump-if-not-equal $next-word-or-string:regular-word/disp8 -<span id="L1826" class="LineNr">1826 </span><span class="Constant">$next-word-or-string:string-literal</span>: -<span id="L1827" class="LineNr">1827 </span> <span class="subxComment"># skip-string(line)</span> -<span id="L1828" class="LineNr">1828 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1829" class="LineNr">1829 </span> 56/push-ESI -<span id="L1830" class="LineNr">1830 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1831" class="LineNr">1831 </span> e8/call <a href='dquotes.subx.html#L2174'>skip-string</a>/disp32 -<span id="L1832" class="LineNr">1832 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1833" class="LineNr">1833 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1834" class="LineNr">1834 </span> <span class="subxComment"># fall through</span> -<span id="L1835" class="LineNr">1835 </span><span class="Constant">$next-word-or-string:regular-word</span>: -<span id="L1836" class="LineNr">1836 </span> <span class="subxComment"># skip-chars-not-matching-whitespace(line) # including trailing newline</span> -<span id="L1837" class="LineNr">1837 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1838" class="LineNr">1838 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1839" class="LineNr">1839 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1840" class="LineNr">1840 </span> e8/call <a href='../073next-token.subx.html#L627'>skip-chars-not-matching-whitespace</a>/disp32 -<span id="L1841" class="LineNr">1841 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1842" class="LineNr">1842 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1843" class="LineNr">1843 </span> <span class="subxComment"># out->end = &line->data[line->read]</span> -<span id="L1844" class="LineNr">1844 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L1845" class="LineNr">1845 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L1846" class="LineNr">1846 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L1847" class="LineNr">1847 </span><span class="Constant">$next-word-or-string:end</span>: -<span id="L1848" class="LineNr">1848 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1849" class="LineNr">1849 </span> 5f/pop-to-EDI -<span id="L1850" class="LineNr">1850 </span> 5e/pop-to-ESI -<span id="L1851" class="LineNr">1851 </span> 59/pop-to-ECX -<span id="L1852" class="LineNr">1852 </span> 58/pop-to-EAX -<span id="L1853" class="LineNr">1853 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1854" class="LineNr">1854 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1855" class="LineNr">1855 </span> 5d/pop-to-EBP -<span id="L1856" class="LineNr">1856 </span> c3/return -<span id="L1857" class="LineNr">1857 </span> -<span id="L1858" class="LineNr">1858 </span><span class="subxTest">test-next-word-or-string</span>: -<span id="L1859" class="LineNr">1859 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1860" class="LineNr">1860 </span> 55/push-EBP -<span id="L1861" class="LineNr">1861 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1862" class="LineNr">1862 </span> <span class="subxComment"># setup</span> -<span id="L1863" class="LineNr">1863 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1864" class="LineNr">1864 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1865" class="LineNr">1865 </span> 68/push _test-input-stream/imm32 -<span id="L1866" class="LineNr">1866 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1867" class="LineNr">1867 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1868" class="LineNr">1868 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1869" class="LineNr">1869 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1870" class="LineNr">1870 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L1871" class="LineNr">1871 </span> 68/push 0/imm32/end -<span id="L1872" class="LineNr">1872 </span> 68/push 0/imm32/start -<span id="L1873" class="LineNr">1873 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1874" class="LineNr">1874 </span> <span class="subxComment"># write(_test-input-stream, " ab")</span> -<span id="L1875" class="LineNr">1875 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1876" class="LineNr">1876 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L1877" class="LineNr">1877 </span> 68/push _test-input-stream/imm32 -<span id="L1878" class="LineNr">1878 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1879" class="LineNr">1879 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1880" class="LineNr">1880 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1881" class="LineNr">1881 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1882" class="LineNr">1882 </span> <span class="subxComment"># next-word-or-string(_test-input-stream, slice)</span> -<span id="L1883" class="LineNr">1883 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1884" class="LineNr">1884 </span> 51/push-ECX -<span id="L1885" class="LineNr">1885 </span> 68/push _test-input-stream/imm32 -<span id="L1886" class="LineNr">1886 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1887" class="LineNr">1887 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L1888" class="LineNr">1888 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1889" class="LineNr">1889 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1890" class="LineNr">1890 </span> <span class="subxComment"># check-ints-equal(_test-input-stream->read, 4, msg)</span> -<span id="L1891" class="LineNr">1891 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1892" class="LineNr">1892 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1858'>test-next-word-or-string</a>/updates-stream-read-correctly"</span>/imm32 -<span id="L1893" class="LineNr">1893 </span> 68/push 4/imm32 -<span id="L1894" class="LineNr">1894 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L1895" class="LineNr">1895 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L1896" class="LineNr">1896 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1897" class="LineNr">1897 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1898" class="LineNr">1898 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1899" class="LineNr">1899 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1900" class="LineNr">1900 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-input-stream->data, 2, msg)</span> -<span id="L1901" class="LineNr">1901 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-input-stream, 14, msg)</span> -<span id="L1902" class="LineNr">1902 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1903" class="LineNr">1903 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1858'>test-next-word-or-string</a>: start"</span>/imm32 -<span id="L1904" class="LineNr">1904 </span> 68/push 0xe/imm32 -<span id="L1905" class="LineNr">1905 </span> <span class="subxS2Comment"># . . push slice->start - _test-input-stream</span> -<span id="L1906" class="LineNr">1906 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L1907" class="LineNr">1907 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1908" class="LineNr">1908 </span> 50/push-EAX -<span id="L1909" class="LineNr">1909 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1910" class="LineNr">1910 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1911" class="LineNr">1911 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1912" class="LineNr">1912 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1913" class="LineNr">1913 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-input-stream->data, 4, msg)</span> -<span id="L1914" class="LineNr">1914 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-input-stream, 16, msg)</span> -<span id="L1915" class="LineNr">1915 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1916" class="LineNr">1916 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1858'>test-next-word-or-string</a>: end"</span>/imm32 -<span id="L1917" class="LineNr">1917 </span> 68/push 0x10/imm32 -<span id="L1918" class="LineNr">1918 </span> <span class="subxS2Comment"># . . push slice->end - _test-input-stream</span> -<span id="L1919" class="LineNr">1919 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L1920" class="LineNr">1920 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1921" class="LineNr">1921 </span> 50/push-EAX -<span id="L1922" class="LineNr">1922 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1923" class="LineNr">1923 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1924" class="LineNr">1924 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1925" class="LineNr">1925 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1926" class="LineNr">1926 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1927" class="LineNr">1927 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1928" class="LineNr">1928 </span> 5d/pop-to-EBP -<span id="L1929" class="LineNr">1929 </span> c3/return -<span id="L1930" class="LineNr">1930 </span> -<span id="L1931" class="LineNr">1931 </span><span class="subxTest">test-next-word-or-string-returns-whole-comment</span>: -<span id="L1932" class="LineNr">1932 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1933" class="LineNr">1933 </span> 55/push-EBP -<span id="L1934" class="LineNr">1934 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1935" class="LineNr">1935 </span> <span class="subxComment"># setup</span> -<span id="L1936" class="LineNr">1936 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1937" class="LineNr">1937 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1938" class="LineNr">1938 </span> 68/push _test-input-stream/imm32 -<span id="L1939" class="LineNr">1939 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1940" class="LineNr">1940 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1941" class="LineNr">1941 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1942" class="LineNr">1942 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1943" class="LineNr">1943 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L1944" class="LineNr">1944 </span> 68/push 0/imm32/end -<span id="L1945" class="LineNr">1945 </span> 68/push 0/imm32/start -<span id="L1946" class="LineNr">1946 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1947" class="LineNr">1947 </span> <span class="subxComment"># write(_test-input-stream, " # a")</span> -<span id="L1948" class="LineNr">1948 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1949" class="LineNr">1949 </span> 68/push <span class="Constant">" # a"</span>/imm32 -<span id="L1950" class="LineNr">1950 </span> 68/push _test-input-stream/imm32 -<span id="L1951" class="LineNr">1951 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1952" class="LineNr">1952 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1953" class="LineNr">1953 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1954" class="LineNr">1954 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1955" class="LineNr">1955 </span> <span class="subxComment"># next-word-or-string(_test-input-stream, slice)</span> -<span id="L1956" class="LineNr">1956 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1957" class="LineNr">1957 </span> 51/push-ECX -<span id="L1958" class="LineNr">1958 </span> 68/push _test-input-stream/imm32 -<span id="L1959" class="LineNr">1959 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1960" class="LineNr">1960 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L1961" class="LineNr">1961 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1962" class="LineNr">1962 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1963" class="LineNr">1963 </span> <span class="subxComment"># check-ints-equal(_test-input-stream->read, 5, msg)</span> -<span id="L1964" class="LineNr">1964 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1965" class="LineNr">1965 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1931'>test-next-word-or-string-returns-whole-comment</a>/updates-stream-read-correctly"</span>/imm32 -<span id="L1966" class="LineNr">1966 </span> 68/push 5/imm32 -<span id="L1967" class="LineNr">1967 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L1968" class="LineNr">1968 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L1969" class="LineNr">1969 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1970" class="LineNr">1970 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1971" class="LineNr">1971 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1972" class="LineNr">1972 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1973" class="LineNr">1973 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-input-stream->data, 2, msg)</span> -<span id="L1974" class="LineNr">1974 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-input-stream, 14, msg)</span> -<span id="L1975" class="LineNr">1975 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1976" class="LineNr">1976 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1931'>test-next-word-or-string-returns-whole-comment</a>: start"</span>/imm32 -<span id="L1977" class="LineNr">1977 </span> 68/push 0xe/imm32 -<span id="L1978" class="LineNr">1978 </span> <span class="subxS2Comment"># . . push slice->start - _test-input-stream</span> -<span id="L1979" class="LineNr">1979 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L1980" class="LineNr">1980 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1981" class="LineNr">1981 </span> 50/push-EAX -<span id="L1982" class="LineNr">1982 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1983" class="LineNr">1983 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1984" class="LineNr">1984 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1985" class="LineNr">1985 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1986" class="LineNr">1986 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-input-stream->data, 5, msg)</span> -<span id="L1987" class="LineNr">1987 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-input-stream, 17, msg)</span> -<span id="L1988" class="LineNr">1988 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1989" class="LineNr">1989 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L1931'>test-next-word-or-string-returns-whole-comment</a>: end"</span>/imm32 -<span id="L1990" class="LineNr">1990 </span> 68/push 0x11/imm32 -<span id="L1991" class="LineNr">1991 </span> <span class="subxS2Comment"># . . push slice->end - _test-input-stream</span> -<span id="L1992" class="LineNr">1992 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L1993" class="LineNr">1993 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1994" class="LineNr">1994 </span> 50/push-EAX -<span id="L1995" class="LineNr">1995 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1996" class="LineNr">1996 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1997" class="LineNr">1997 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1998" class="LineNr">1998 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1999" class="LineNr">1999 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2000" class="LineNr">2000 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2001" class="LineNr">2001 </span> 5d/pop-to-EBP -<span id="L2002" class="LineNr">2002 </span> c3/return -<span id="L2003" class="LineNr">2003 </span> -<span id="L2004" class="LineNr">2004 </span><span class="subxTest">test-next-word-or-string-returns-empty-string-on-eof</span>: -<span id="L2005" class="LineNr">2005 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2006" class="LineNr">2006 </span> 55/push-EBP -<span id="L2007" class="LineNr">2007 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2008" class="LineNr">2008 </span> <span class="subxComment"># setup</span> -<span id="L2009" class="LineNr">2009 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2010" class="LineNr">2010 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2011" class="LineNr">2011 </span> 68/push _test-input-stream/imm32 -<span id="L2012" class="LineNr">2012 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2013" class="LineNr">2013 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2014" class="LineNr">2014 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2015" class="LineNr">2015 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2016" class="LineNr">2016 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L2017" class="LineNr">2017 </span> 68/push 0/imm32/end -<span id="L2018" class="LineNr">2018 </span> 68/push 0/imm32/start -<span id="L2019" class="LineNr">2019 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2020" class="LineNr">2020 </span> <span class="subxComment"># write nothing to _test-input-stream</span> -<span id="L2021" class="LineNr">2021 </span> <span class="subxComment"># next-word-or-string(_test-input-stream, slice)</span> -<span id="L2022" class="LineNr">2022 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2023" class="LineNr">2023 </span> 51/push-ECX -<span id="L2024" class="LineNr">2024 </span> 68/push _test-input-stream/imm32 -<span id="L2025" class="LineNr">2025 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2026" class="LineNr">2026 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L2027" class="LineNr">2027 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2028" class="LineNr">2028 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2029" class="LineNr">2029 </span> <span class="subxComment"># check-ints-equal(slice->end - slice->start, 0, msg)</span> -<span id="L2030" class="LineNr">2030 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2031" class="LineNr">2031 </span> 68/push <span class="Constant">"F - test-next-word-or-string-returns-empty-string-on-eof"</span>/imm32 -<span id="L2032" class="LineNr">2032 </span> 68/push 0/imm32 -<span id="L2033" class="LineNr">2033 </span> <span class="subxS2Comment"># . . push slice->end - slice->start</span> -<span id="L2034" class="LineNr">2034 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L2035" class="LineNr">2035 </span> 2b/subtract 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *ECX from EAX</span> -<span id="L2036" class="LineNr">2036 </span> 50/push-EAX -<span id="L2037" class="LineNr">2037 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2038" class="LineNr">2038 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2039" class="LineNr">2039 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2040" class="LineNr">2040 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2041" class="LineNr">2041 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2042" class="LineNr">2042 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2043" class="LineNr">2043 </span> 5d/pop-to-EBP -<span id="L2044" class="LineNr">2044 </span> c3/return -<span id="L2045" class="LineNr">2045 </span> -<span id="L2046" class="LineNr">2046 </span><span class="subxTest">test-next-word-or-string-returns-whole-string</span>: -<span id="L2047" class="LineNr">2047 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2048" class="LineNr">2048 </span> 55/push-EBP -<span id="L2049" class="LineNr">2049 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2050" class="LineNr">2050 </span> <span class="subxComment"># setup</span> -<span id="L2051" class="LineNr">2051 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2052" class="LineNr">2052 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2053" class="LineNr">2053 </span> 68/push _test-input-stream/imm32 -<span id="L2054" class="LineNr">2054 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2055" class="LineNr">2055 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2056" class="LineNr">2056 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2057" class="LineNr">2057 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2058" class="LineNr">2058 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L2059" class="LineNr">2059 </span> 68/push 0/imm32/end -<span id="L2060" class="LineNr">2060 </span> 68/push 0/imm32/start -<span id="L2061" class="LineNr">2061 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2062" class="LineNr">2062 </span> <span class="subxComment"># write(_test-input-stream, " \"a b\"/imm32 ")</span> -<span id="L2063" class="LineNr">2063 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2064" class="LineNr">2064 </span> 68/push <span class="Constant">" \"</span>a b\<span class="Constant">"/imm32 "</span>/imm32 -<span id="L2065" class="LineNr">2065 </span> 68/push _test-input-stream/imm32 -<span id="L2066" class="LineNr">2066 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2067" class="LineNr">2067 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2068" class="LineNr">2068 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2069" class="LineNr">2069 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2070" class="LineNr">2070 </span> <span class="subxComment"># next-word-or-string(_test-input-stream, slice)</span> -<span id="L2071" class="LineNr">2071 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2072" class="LineNr">2072 </span> 51/push-ECX -<span id="L2073" class="LineNr">2073 </span> 68/push _test-input-stream/imm32 -<span id="L2074" class="LineNr">2074 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2075" class="LineNr">2075 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L2076" class="LineNr">2076 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2077" class="LineNr">2077 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2078" class="LineNr">2078 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-input-stream->data, 1, msg)</span> -<span id="L2079" class="LineNr">2079 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-input-stream, 13, msg)</span> -<span id="L2080" class="LineNr">2080 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2081" class="LineNr">2081 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2046'>test-next-word-or-string-returns-whole-string</a>: start"</span>/imm32 -<span id="L2082" class="LineNr">2082 </span> 68/push 0xd/imm32 -<span id="L2083" class="LineNr">2083 </span> <span class="subxS2Comment"># . . push slice->start - _test-input-stream</span> -<span id="L2084" class="LineNr">2084 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L2085" class="LineNr">2085 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L2086" class="LineNr">2086 </span> 50/push-EAX -<span id="L2087" class="LineNr">2087 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2088" class="LineNr">2088 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2089" class="LineNr">2089 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2090" class="LineNr">2090 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2091" class="LineNr">2091 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-input-stream->data, 12, msg)</span> -<span id="L2092" class="LineNr">2092 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-input-stream, 24, msg)</span> -<span id="L2093" class="LineNr">2093 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2094" class="LineNr">2094 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2046'>test-next-word-or-string-returns-whole-string</a>: end"</span>/imm32 -<span id="L2095" class="LineNr">2095 </span> 68/push 0x18/imm32 -<span id="L2096" class="LineNr">2096 </span> <span class="subxS2Comment"># . . push slice->end - _test-input-stream</span> -<span id="L2097" class="LineNr">2097 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L2098" class="LineNr">2098 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L2099" class="LineNr">2099 </span> 50/push-EAX -<span id="L2100" class="LineNr">2100 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2101" class="LineNr">2101 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2102" class="LineNr">2102 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2103" class="LineNr">2103 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2104" class="LineNr">2104 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2105" class="LineNr">2105 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2106" class="LineNr">2106 </span> 5d/pop-to-EBP -<span id="L2107" class="LineNr">2107 </span> c3/return -<span id="L2108" class="LineNr">2108 </span> -<span id="L2109" class="LineNr">2109 </span><span class="subxTest">test-next-word-or-string-returns-string-with-escapes</span>: -<span id="L2110" class="LineNr">2110 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2111" class="LineNr">2111 </span> 55/push-EBP -<span id="L2112" class="LineNr">2112 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2113" class="LineNr">2113 </span> <span class="subxComment"># setup</span> -<span id="L2114" class="LineNr">2114 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2115" class="LineNr">2115 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2116" class="LineNr">2116 </span> 68/push _test-input-stream/imm32 -<span id="L2117" class="LineNr">2117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2118" class="LineNr">2118 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2119" class="LineNr">2119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2120" class="LineNr">2120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2121" class="LineNr">2121 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L2122" class="LineNr">2122 </span> 68/push 0/imm32/end -<span id="L2123" class="LineNr">2123 </span> 68/push 0/imm32/start -<span id="L2124" class="LineNr">2124 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2125" class="LineNr">2125 </span> <span class="subxComment"># write(_test-input-stream, " \"a\\\"b\"/x")</span> -<span id="L2126" class="LineNr">2126 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2127" class="LineNr">2127 </span> 68/push <span class="Constant">" \"</span>a\\\<span class="Constant">"b\"</span>/x"/imm32 -<span id="L2128" class="LineNr">2128 </span> 68/push _test-input-stream/imm32 -<span id="L2129" class="LineNr">2129 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2130" class="LineNr">2130 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2131" class="LineNr">2131 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2132" class="LineNr">2132 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2133" class="LineNr">2133 </span> <span class="subxComment"># next-word-or-string(_test-input-stream, slice)</span> -<span id="L2134" class="LineNr">2134 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2135" class="LineNr">2135 </span> 51/push-ECX -<span id="L2136" class="LineNr">2136 </span> 68/push _test-input-stream/imm32 -<span id="L2137" class="LineNr">2137 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2138" class="LineNr">2138 </span> e8/call <a href='dquotes.subx.html#L1764'>next-word-or-string</a>/disp32 -<span id="L2139" class="LineNr">2139 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2140" class="LineNr">2140 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2141" class="LineNr">2141 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-input-stream->data, 1, msg)</span> -<span id="L2142" class="LineNr">2142 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-input-stream, 13, msg)</span> -<span id="L2143" class="LineNr">2143 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2144" class="LineNr">2144 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2109'>test-next-word-or-string-returns-string-with-escapes</a>: start"</span>/imm32 -<span id="L2145" class="LineNr">2145 </span> 68/push 0xd/imm32 -<span id="L2146" class="LineNr">2146 </span> <span class="subxS2Comment"># . . push slice->start - _test-input-stream</span> -<span id="L2147" class="LineNr">2147 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L2148" class="LineNr">2148 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L2149" class="LineNr">2149 </span> 50/push-EAX -<span id="L2150" class="LineNr">2150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2151" class="LineNr">2151 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2152" class="LineNr">2152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2153" class="LineNr">2153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2154" class="LineNr">2154 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-input-stream->data, 9, msg)</span> -<span id="L2155" class="LineNr">2155 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-input-stream, 21, msg)</span> -<span id="L2156" class="LineNr">2156 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2157" class="LineNr">2157 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2109'>test-next-word-or-string-returns-string-with-escapes</a>: end"</span>/imm32 -<span id="L2158" class="LineNr">2158 </span> 68/push 0x15/imm32 -<span id="L2159" class="LineNr">2159 </span> <span class="subxS2Comment"># . . push slice->end - _test-input-stream</span> -<span id="L2160" class="LineNr">2160 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L2161" class="LineNr">2161 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> _test-input-stream/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L2162" class="LineNr">2162 </span> 50/push-EAX -<span id="L2163" class="LineNr">2163 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2164" class="LineNr">2164 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2165" class="LineNr">2165 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2166" class="LineNr">2166 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2167" class="LineNr">2167 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2168" class="LineNr">2168 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2169" class="LineNr">2169 </span> 5d/pop-to-EBP -<span id="L2170" class="LineNr">2170 </span> c3/return -<span id="L2171" class="LineNr">2171 </span> -<span id="L2172" class="LineNr">2172 </span><span class="subxComment"># update line->read to end of string literal surrounded by double quotes</span> -<span id="L2173" class="LineNr">2173 </span><span class="subxComment"># line->read must start out at a double-quote</span> -<span id="L2174" class="LineNr">2174 </span><span class="subxFunction">skip-string</span>: <span class="subxComment"># line : (address stream)</span> -<span id="L2175" class="LineNr">2175 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2176" class="LineNr">2176 </span> 55/push-EBP -<span id="L2177" class="LineNr">2177 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2178" class="LineNr">2178 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2179" class="LineNr">2179 </span> 50/push-EAX -<span id="L2180" class="LineNr">2180 </span> 51/push-ECX -<span id="L2181" class="LineNr">2181 </span> 52/push-EDX -<span id="L2182" class="LineNr">2182 </span> <span class="subxComment"># ECX = line</span> -<span id="L2183" class="LineNr">2183 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2184" class="LineNr">2184 </span> <span class="subxComment"># EAX = skip-string-in-slice(&line->data[line->read], &line->data[line->write])</span> -<span id="L2185" class="LineNr">2185 </span> <span class="subxS2Comment"># . . push &line->data[line->write]</span> -<span id="L2186" class="LineNr">2186 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+8) to EDX</span> -<span id="L2187" class="LineNr">2187 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX+12 to EDX</span> -<span id="L2188" class="LineNr">2188 </span> 52/push-EDX -<span id="L2189" class="LineNr">2189 </span> <span class="subxS2Comment"># . . push &line->data[line->read]</span> -<span id="L2190" class="LineNr">2190 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L2191" class="LineNr">2191 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX+12 to EDX</span> -<span id="L2192" class="LineNr">2192 </span> 52/push-EDX -<span id="L2193" class="LineNr">2193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2194" class="LineNr">2194 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L2195" class="LineNr">2195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2196" class="LineNr">2196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2197" class="LineNr">2197 </span> <span class="subxComment"># line->read = EAX - line->data</span> -<span id="L2198" class="LineNr">2198 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L2199" class="LineNr">2199 </span> 2d/subtract-from-EAX 0xc/imm32 -<span id="L2200" class="LineNr">2200 </span> 89/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(ECX+4)</span> -<span id="L2201" class="LineNr">2201 </span><span class="Constant">$skip-string:end</span>: -<span id="L2202" class="LineNr">2202 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2203" class="LineNr">2203 </span> 5a/pop-to-EDX -<span id="L2204" class="LineNr">2204 </span> 59/pop-to-ECX -<span id="L2205" class="LineNr">2205 </span> 58/pop-to-EAX -<span id="L2206" class="LineNr">2206 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2207" class="LineNr">2207 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2208" class="LineNr">2208 </span> 5d/pop-to-EBP -<span id="L2209" class="LineNr">2209 </span> c3/return -<span id="L2210" class="LineNr">2210 </span> -<span id="L2211" class="LineNr">2211 </span><span class="subxTest">test-skip-string</span>: -<span id="L2212" class="LineNr">2212 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2213" class="LineNr">2213 </span> 55/push-EBP -<span id="L2214" class="LineNr">2214 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2215" class="LineNr">2215 </span> <span class="subxComment"># setup</span> -<span id="L2216" class="LineNr">2216 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2217" class="LineNr">2217 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2218" class="LineNr">2218 </span> 68/push _test-input-stream/imm32 -<span id="L2219" class="LineNr">2219 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2220" class="LineNr">2220 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2221" class="LineNr">2221 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2222" class="LineNr">2222 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2223" class="LineNr">2223 </span> <span class="subxS1Comment"># . write(_test-input-stream, "\"abc\" def")</span> -<span id="L2224" class="LineNr">2224 </span> <span class="subxS1Comment"># . indices: 0123 45</span> -<span id="L2225" class="LineNr">2225 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2226" class="LineNr">2226 </span> 68/push <span class="Constant">"\"</span>abc\<span class="Constant">" def"</span>/imm32 -<span id="L2227" class="LineNr">2227 </span> 68/push _test-input-stream/imm32 -<span id="L2228" class="LineNr">2228 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2229" class="LineNr">2229 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2230" class="LineNr">2230 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2231" class="LineNr">2231 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2232" class="LineNr">2232 </span> <span class="subxComment"># precondition: line->read == 0</span> -<span id="L2233" class="LineNr">2233 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2234" class="LineNr">2234 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2211'>test-skip-string</a>/precondition"</span>/imm32 -<span id="L2235" class="LineNr">2235 </span> 68/push 0/imm32 -<span id="L2236" class="LineNr">2236 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2237" class="LineNr">2237 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2238" class="LineNr">2238 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2239" class="LineNr">2239 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2240" class="LineNr">2240 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2241" class="LineNr">2241 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2242" class="LineNr">2242 </span> <span class="subxComment"># skip-string(_test-input-stream)</span> -<span id="L2243" class="LineNr">2243 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2244" class="LineNr">2244 </span> 68/push _test-input-stream/imm32 -<span id="L2245" class="LineNr">2245 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2246" class="LineNr">2246 </span> e8/call <a href='dquotes.subx.html#L2174'>skip-string</a>/disp32 -<span id="L2247" class="LineNr">2247 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2248" class="LineNr">2248 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2249" class="LineNr">2249 </span> <span class="subxComment"># check-ints-equal(line->read, 5, msg)</span> -<span id="L2250" class="LineNr">2250 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2251" class="LineNr">2251 </span> 68/push <span class="Constant">"F - test-skip-string"</span>/imm32 -<span id="L2252" class="LineNr">2252 </span> 68/push 5/imm32 -<span id="L2253" class="LineNr">2253 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2254" class="LineNr">2254 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2255" class="LineNr">2255 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2256" class="LineNr">2256 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2257" class="LineNr">2257 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2258" class="LineNr">2258 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2259" class="LineNr">2259 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2260" class="LineNr">2260 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2261" class="LineNr">2261 </span> 5d/pop-to-EBP -<span id="L2262" class="LineNr">2262 </span> c3/return -<span id="L2263" class="LineNr">2263 </span> -<span id="L2264" class="LineNr">2264 </span><span class="subxTest">test-skip-string-ignores-spaces</span>: -<span id="L2265" class="LineNr">2265 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2266" class="LineNr">2266 </span> 55/push-EBP -<span id="L2267" class="LineNr">2267 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2268" class="LineNr">2268 </span> <span class="subxComment"># setup</span> -<span id="L2269" class="LineNr">2269 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2270" class="LineNr">2270 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2271" class="LineNr">2271 </span> 68/push _test-input-stream/imm32 -<span id="L2272" class="LineNr">2272 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2273" class="LineNr">2273 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2274" class="LineNr">2274 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2275" class="LineNr">2275 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2276" class="LineNr">2276 </span> <span class="subxS1Comment"># . write(_test-input-stream, "\"a b\"/yz")</span> -<span id="L2277" class="LineNr">2277 </span> <span class="subxS1Comment"># . indices: 0123 45</span> -<span id="L2278" class="LineNr">2278 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2279" class="LineNr">2279 </span> 68/push <span class="Constant">"\"</span>a b\<span class="Constant">"/yz"</span>/imm32 -<span id="L2280" class="LineNr">2280 </span> 68/push _test-input-stream/imm32 -<span id="L2281" class="LineNr">2281 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2282" class="LineNr">2282 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2283" class="LineNr">2283 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2284" class="LineNr">2284 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2285" class="LineNr">2285 </span> <span class="subxComment"># precondition: line->read == 0</span> -<span id="L2286" class="LineNr">2286 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2287" class="LineNr">2287 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2264'>test-skip-string-ignores-spaces</a>/precondition"</span>/imm32 -<span id="L2288" class="LineNr">2288 </span> 68/push 0/imm32 -<span id="L2289" class="LineNr">2289 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2290" class="LineNr">2290 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2291" class="LineNr">2291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2292" class="LineNr">2292 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2293" class="LineNr">2293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2294" class="LineNr">2294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2295" class="LineNr">2295 </span> <span class="subxComment"># skip-string(_test-input-stream)</span> -<span id="L2296" class="LineNr">2296 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2297" class="LineNr">2297 </span> 68/push _test-input-stream/imm32 -<span id="L2298" class="LineNr">2298 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2299" class="LineNr">2299 </span> e8/call <a href='dquotes.subx.html#L2174'>skip-string</a>/disp32 -<span id="L2300" class="LineNr">2300 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2301" class="LineNr">2301 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2302" class="LineNr">2302 </span> <span class="subxComment"># check-ints-equal(line->read, 5, msg)</span> -<span id="L2303" class="LineNr">2303 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2304" class="LineNr">2304 </span> 68/push <span class="Constant">"F - test-skip-string-ignores-spaces"</span>/imm32 -<span id="L2305" class="LineNr">2305 </span> 68/push 5/imm32 -<span id="L2306" class="LineNr">2306 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2307" class="LineNr">2307 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2308" class="LineNr">2308 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2309" class="LineNr">2309 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2310" class="LineNr">2310 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2311" class="LineNr">2311 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2312" class="LineNr">2312 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2313" class="LineNr">2313 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2314" class="LineNr">2314 </span> 5d/pop-to-EBP -<span id="L2315" class="LineNr">2315 </span> c3/return -<span id="L2316" class="LineNr">2316 </span> -<span id="L2317" class="LineNr">2317 </span><span class="subxTest">test-skip-string-ignores-escapes</span>: -<span id="L2318" class="LineNr">2318 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2319" class="LineNr">2319 </span> 55/push-EBP -<span id="L2320" class="LineNr">2320 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2321" class="LineNr">2321 </span> <span class="subxComment"># setup</span> -<span id="L2322" class="LineNr">2322 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2323" class="LineNr">2323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2324" class="LineNr">2324 </span> 68/push _test-input-stream/imm32 -<span id="L2325" class="LineNr">2325 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2326" class="LineNr">2326 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2327" class="LineNr">2327 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2328" class="LineNr">2328 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2329" class="LineNr">2329 </span> <span class="subxS1Comment"># . write(_test-input-stream, "\"a\\\"b\"/yz")</span> -<span id="L2330" class="LineNr">2330 </span> <span class="subxS1Comment"># . indices: 01 2 34 56</span> -<span id="L2331" class="LineNr">2331 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2332" class="LineNr">2332 </span> 68/push <span class="Constant">"\"</span>a\\\<span class="Constant">"b\"</span>/yz"/imm32 -<span id="L2333" class="LineNr">2333 </span> 68/push _test-input-stream/imm32 -<span id="L2334" class="LineNr">2334 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2335" class="LineNr">2335 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2336" class="LineNr">2336 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2337" class="LineNr">2337 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2338" class="LineNr">2338 </span> <span class="subxComment"># precondition: line->read == 0</span> -<span id="L2339" class="LineNr">2339 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2340" class="LineNr">2340 </span> 68/push <span class="Constant">"F - <a href='dquotes.subx.html#L2317'>test-skip-string-ignores-escapes</a>/precondition"</span>/imm32 -<span id="L2341" class="LineNr">2341 </span> 68/push 0/imm32 -<span id="L2342" class="LineNr">2342 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2343" class="LineNr">2343 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2344" class="LineNr">2344 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2345" class="LineNr">2345 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2346" class="LineNr">2346 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2347" class="LineNr">2347 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2348" class="LineNr">2348 </span> <span class="subxComment"># skip-string(_test-input-stream)</span> -<span id="L2349" class="LineNr">2349 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2350" class="LineNr">2350 </span> 68/push _test-input-stream/imm32 -<span id="L2351" class="LineNr">2351 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2352" class="LineNr">2352 </span> e8/call <a href='dquotes.subx.html#L2174'>skip-string</a>/disp32 -<span id="L2353" class="LineNr">2353 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2354" class="LineNr">2354 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2355" class="LineNr">2355 </span> <span class="subxComment"># check-ints-equal(line->read, 6, msg)</span> -<span id="L2356" class="LineNr">2356 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2357" class="LineNr">2357 </span> 68/push <span class="Constant">"F - test-skip-string-ignores-escapes"</span>/imm32 -<span id="L2358" class="LineNr">2358 </span> 68/push 6/imm32 -<span id="L2359" class="LineNr">2359 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2360" class="LineNr">2360 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2361" class="LineNr">2361 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2362" class="LineNr">2362 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2363" class="LineNr">2363 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2364" class="LineNr">2364 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2365" class="LineNr">2365 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2366" class="LineNr">2366 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2367" class="LineNr">2367 </span> 5d/pop-to-EBP -<span id="L2368" class="LineNr">2368 </span> c3/return -<span id="L2369" class="LineNr">2369 </span> -<span id="L2370" class="LineNr">2370 </span><span class="subxTest">test-skip-string-works-from-mid-stream</span>: -<span id="L2371" class="LineNr">2371 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2372" class="LineNr">2372 </span> 55/push-EBP -<span id="L2373" class="LineNr">2373 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2374" class="LineNr">2374 </span> <span class="subxComment"># setup</span> -<span id="L2375" class="LineNr">2375 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2376" class="LineNr">2376 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2377" class="LineNr">2377 </span> 68/push _test-input-stream/imm32 -<span id="L2378" class="LineNr">2378 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2379" class="LineNr">2379 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2380" class="LineNr">2380 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2381" class="LineNr">2381 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2382" class="LineNr">2382 </span> <span class="subxS1Comment"># . write(_test-input-stream, "0 \"a\\\"b\"/yz")</span> -<span id="L2383" class="LineNr">2383 </span> <span class="subxS1Comment"># . indices: 01 2 34 56</span> -<span id="L2384" class="LineNr">2384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2385" class="LineNr">2385 </span> 68/push <span class="Constant">"0 \"</span>a\\\<span class="Constant">"b\"</span>/yz"/imm32 -<span id="L2386" class="LineNr">2386 </span> 68/push _test-input-stream/imm32 -<span id="L2387" class="LineNr">2387 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2388" class="LineNr">2388 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2389" class="LineNr">2389 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2390" class="LineNr">2390 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2391" class="LineNr">2391 </span> <span class="subxComment"># precondition: line->read == 2</span> -<span id="L2392" class="LineNr">2392 </span> c7 0/subop/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 2/imm32 <span class="subxComment"># copy to *(EAX+4)</span> -<span id="L2393" class="LineNr">2393 </span> <span class="subxComment"># skip-string(_test-input-stream)</span> -<span id="L2394" class="LineNr">2394 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2395" class="LineNr">2395 </span> 68/push _test-input-stream/imm32 -<span id="L2396" class="LineNr">2396 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2397" class="LineNr">2397 </span> e8/call <a href='dquotes.subx.html#L2174'>skip-string</a>/disp32 -<span id="L2398" class="LineNr">2398 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2399" class="LineNr">2399 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2400" class="LineNr">2400 </span> <span class="subxComment"># check-ints-equal(line->read, 8, msg)</span> -<span id="L2401" class="LineNr">2401 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2402" class="LineNr">2402 </span> 68/push <span class="Constant">"F - test-skip-string-works-from-mid-stream"</span>/imm32 -<span id="L2403" class="LineNr">2403 </span> 68/push 8/imm32 -<span id="L2404" class="LineNr">2404 </span> b8/copy-to-EAX _test-input-stream/imm32 -<span id="L2405" class="LineNr">2405 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+4)</span> -<span id="L2406" class="LineNr">2406 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2407" class="LineNr">2407 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2408" class="LineNr">2408 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2409" class="LineNr">2409 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2410" class="LineNr">2410 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2411" class="LineNr">2411 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2412" class="LineNr">2412 </span> 5d/pop-to-EBP -<span id="L2413" class="LineNr">2413 </span> c3/return -<span id="L2414" class="LineNr">2414 </span> -<span id="L2415" class="LineNr">2415 </span><span class="subxFunction">skip-string-in-slice</span>: <span class="subxComment"># curr : (address byte), end : (address byte) -> new_curr/EAX</span> -<span id="L2416" class="LineNr">2416 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2417" class="LineNr">2417 </span> 55/push-EBP -<span id="L2418" class="LineNr">2418 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2419" class="LineNr">2419 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2420" class="LineNr">2420 </span> 51/push-ECX -<span id="L2421" class="LineNr">2421 </span> 52/push-EDX -<span id="L2422" class="LineNr">2422 </span> 53/push-EBX -<span id="L2423" class="LineNr">2423 </span> <span class="subxComment"># ECX = curr</span> -<span id="L2424" class="LineNr">2424 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2425" class="LineNr">2425 </span> <span class="subxComment"># EDX = end</span> -<span id="L2426" class="LineNr">2426 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L2427" class="LineNr">2427 </span> <span class="subxComment"># EAX = 0</span> -<span id="L2428" class="LineNr">2428 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2429" class="LineNr">2429 </span> <span class="subxComment"># skip initial dquote</span> -<span id="L2430" class="LineNr">2430 </span> 41/increment-ECX -<span id="L2431" class="LineNr">2431 </span><span class="Constant">$skip-string-in-slice:loop</span>: -<span id="L2432" class="LineNr">2432 </span> <span class="subxComment"># if (curr >= end) return curr</span> -<span id="L2433" class="LineNr">2433 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L2434" class="LineNr">2434 </span> 73/jump-if-greater-unsigned-or-equal $skip-string-in-slice:return-curr/disp8 -<span id="L2435" class="LineNr">2435 </span> <span class="subxComment"># AL = *curr</span> -<span id="L2436" class="LineNr">2436 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L2437" class="LineNr">2437 </span><span class="Constant">$skip-string-in-slice:dquote</span>: -<span id="L2438" class="LineNr">2438 </span> <span class="subxComment"># if (EAX == '"') break</span> -<span id="L2439" class="LineNr">2439 </span> 3d/compare-EAX-and 0x22/imm32/double-quote -<span id="L2440" class="LineNr">2440 </span> 74/jump-if-equal $skip-string-in-slice:break/disp8 -<span id="L2441" class="LineNr">2441 </span><span class="Constant">$skip-string-in-slice:check-for-escape</span>: -<span id="L2442" class="LineNr">2442 </span> <span class="subxComment"># if (EAX == '\') escape next char</span> -<span id="L2443" class="LineNr">2443 </span> 3d/compare-EAX-and 0x5c/imm32/backslash -<span id="L2444" class="LineNr">2444 </span> 75/jump-if-not-equal $skip-string-in-slice:continue/disp8 -<span id="L2445" class="LineNr">2445 </span><span class="Constant">$skip-string-in-slice:escape</span>: -<span id="L2446" class="LineNr">2446 </span> 41/increment-ECX -<span id="L2447" class="LineNr">2447 </span><span class="Constant">$skip-string-in-slice:continue</span>: -<span id="L2448" class="LineNr">2448 </span> <span class="subxComment"># ++curr</span> -<span id="L2449" class="LineNr">2449 </span> 41/increment-ECX -<span id="L2450" class="LineNr">2450 </span> eb/jump $skip-string-in-slice:loop/disp8 -<span id="L2451" class="LineNr">2451 </span><span class="Constant">$skip-string-in-slice:break</span>: -<span id="L2452" class="LineNr">2452 </span> <span class="subxComment"># skip final dquote</span> -<span id="L2453" class="LineNr">2453 </span> 41/increment-ECX -<span id="L2454" class="LineNr">2454 </span><span class="Constant">$skip-string-in-slice:return-curr</span>: -<span id="L2455" class="LineNr">2455 </span> <span class="subxComment"># return curr</span> -<span id="L2456" class="LineNr">2456 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to EAX</span> -<span id="L2457" class="LineNr">2457 </span><span class="Constant">$skip-string-in-slice:end</span>: -<span id="L2458" class="LineNr">2458 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2459" class="LineNr">2459 </span> 5b/pop-to-EBX -<span id="L2460" class="LineNr">2460 </span> 5a/pop-to-EDX -<span id="L2461" class="LineNr">2461 </span> 59/pop-to-ECX -<span id="L2462" class="LineNr">2462 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2463" class="LineNr">2463 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2464" class="LineNr">2464 </span> 5d/pop-to-EBP -<span id="L2465" class="LineNr">2465 </span> c3/return -<span id="L2466" class="LineNr">2466 </span> -<span id="L2467" class="LineNr">2467 </span><span class="subxTest">test-skip-string-in-slice</span>: -<span id="L2468" class="LineNr">2468 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2469" class="LineNr">2469 </span> 55/push-EBP -<span id="L2470" class="LineNr">2470 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2471" class="LineNr">2471 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"abc\" def"</span> -<span id="L2472" class="LineNr">2472 </span> b8/copy-to-EAX <span class="Constant">"\"</span>abc\<span class="Constant">" def"</span>/imm32 -<span id="L2473" class="LineNr">2473 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2474" class="LineNr">2474 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2475" class="LineNr">2475 </span> 05/add-to-EAX 4/imm32 -<span id="L2476" class="LineNr">2476 </span> <span class="subxComment"># EAX = skip-string-in-slice(EAX, ECX)</span> -<span id="L2477" class="LineNr">2477 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2478" class="LineNr">2478 </span> 51/push-ECX -<span id="L2479" class="LineNr">2479 </span> 50/push-EAX -<span id="L2480" class="LineNr">2480 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2481" class="LineNr">2481 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L2482" class="LineNr">2482 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2483" class="LineNr">2483 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2484" class="LineNr">2484 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 4, msg) # number of chars remaining after the string literal</span> -<span id="L2485" class="LineNr">2485 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2486" class="LineNr">2486 </span> 68/push <span class="Constant">"F - test-skip-string-in-slice"</span>/imm32 -<span id="L2487" class="LineNr">2487 </span> 68/push 4/imm32 -<span id="L2488" class="LineNr">2488 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L2489" class="LineNr">2489 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L2490" class="LineNr">2490 </span> 51/push-ECX -<span id="L2491" class="LineNr">2491 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2492" class="LineNr">2492 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2493" class="LineNr">2493 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2494" class="LineNr">2494 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2495" class="LineNr">2495 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2496" class="LineNr">2496 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2497" class="LineNr">2497 </span> 5d/pop-to-EBP -<span id="L2498" class="LineNr">2498 </span> c3/return -<span id="L2499" class="LineNr">2499 </span> -<span id="L2500" class="LineNr">2500 </span><span class="subxTest">test-skip-string-in-slice-ignores-spaces</span>: -<span id="L2501" class="LineNr">2501 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2502" class="LineNr">2502 </span> 55/push-EBP -<span id="L2503" class="LineNr">2503 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2504" class="LineNr">2504 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"a b\"/yz"</span> -<span id="L2505" class="LineNr">2505 </span> b8/copy-to-EAX <span class="Constant">"\"</span>a b\<span class="Constant">"/yz"</span>/imm32 -<span id="L2506" class="LineNr">2506 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2507" class="LineNr">2507 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2508" class="LineNr">2508 </span> 05/add-to-EAX 4/imm32 -<span id="L2509" class="LineNr">2509 </span> <span class="subxComment"># EAX = skip-string-in-slice(EAX, ECX)</span> -<span id="L2510" class="LineNr">2510 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2511" class="LineNr">2511 </span> 51/push-ECX -<span id="L2512" class="LineNr">2512 </span> 50/push-EAX -<span id="L2513" class="LineNr">2513 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2514" class="LineNr">2514 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L2515" class="LineNr">2515 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2516" class="LineNr">2516 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2517" class="LineNr">2517 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 3, msg) # number of chars remaining after the string literal</span> -<span id="L2518" class="LineNr">2518 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2519" class="LineNr">2519 </span> 68/push <span class="Constant">"F - test-skip-string-in-slice-ignores-spaces"</span>/imm32 -<span id="L2520" class="LineNr">2520 </span> 68/push 3/imm32 -<span id="L2521" class="LineNr">2521 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L2522" class="LineNr">2522 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L2523" class="LineNr">2523 </span> 51/push-ECX -<span id="L2524" class="LineNr">2524 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2525" class="LineNr">2525 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2526" class="LineNr">2526 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2527" class="LineNr">2527 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2528" class="LineNr">2528 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2529" class="LineNr">2529 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2530" class="LineNr">2530 </span> 5d/pop-to-EBP -<span id="L2531" class="LineNr">2531 </span> c3/return -<span id="L2532" class="LineNr">2532 </span> -<span id="L2533" class="LineNr">2533 </span><span class="subxTest">test-skip-string-in-slice-ignores-escapes</span>: -<span id="L2534" class="LineNr">2534 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2535" class="LineNr">2535 </span> 55/push-EBP -<span id="L2536" class="LineNr">2536 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2537" class="LineNr">2537 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"a\\\"b\"/yz"</span> -<span id="L2538" class="LineNr">2538 </span> b8/copy-to-EAX <span class="Constant">"\"</span>a\\\<span class="Constant">"b\"</span>/yz"/imm32 -<span id="L2539" class="LineNr">2539 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2540" class="LineNr">2540 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2541" class="LineNr">2541 </span> 05/add-to-EAX 4/imm32 -<span id="L2542" class="LineNr">2542 </span> <span class="subxComment"># EAX = skip-string-in-slice(EAX, ECX)</span> -<span id="L2543" class="LineNr">2543 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2544" class="LineNr">2544 </span> 51/push-ECX -<span id="L2545" class="LineNr">2545 </span> 50/push-EAX -<span id="L2546" class="LineNr">2546 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2547" class="LineNr">2547 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L2548" class="LineNr">2548 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2549" class="LineNr">2549 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2550" class="LineNr">2550 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 3, msg) # number of chars remaining after the string literal</span> -<span id="L2551" class="LineNr">2551 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2552" class="LineNr">2552 </span> 68/push <span class="Constant">"F - test-skip-string-in-slice-ignores-escapes"</span>/imm32 -<span id="L2553" class="LineNr">2553 </span> 68/push 3/imm32 -<span id="L2554" class="LineNr">2554 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L2555" class="LineNr">2555 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L2556" class="LineNr">2556 </span> 51/push-ECX -<span id="L2557" class="LineNr">2557 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2558" class="LineNr">2558 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2559" class="LineNr">2559 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2560" class="LineNr">2560 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2561" class="LineNr">2561 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2562" class="LineNr">2562 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2563" class="LineNr">2563 </span> 5d/pop-to-EBP -<span id="L2564" class="LineNr">2564 </span> c3/return -<span id="L2565" class="LineNr">2565 </span> -<span id="L2566" class="LineNr">2566 </span><span class="subxTest">test-skip-string-in-slice-stops-at-end</span>: -<span id="L2567" class="LineNr">2567 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2568" class="LineNr">2568 </span> 55/push-EBP -<span id="L2569" class="LineNr">2569 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2570" class="LineNr">2570 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"abc" # unbalanced dquote</span> -<span id="L2571" class="LineNr">2571 </span> b8/copy-to-EAX <span class="Constant">"\"</span>abc"/imm32 -<span id="L2572" class="LineNr">2572 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2573" class="LineNr">2573 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2574" class="LineNr">2574 </span> 05/add-to-EAX 4/imm32 -<span id="L2575" class="LineNr">2575 </span> <span class="subxComment"># EAX = skip-string-in-slice(EAX, ECX)</span> -<span id="L2576" class="LineNr">2576 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2577" class="LineNr">2577 </span> 51/push-ECX -<span id="L2578" class="LineNr">2578 </span> 50/push-EAX -<span id="L2579" class="LineNr">2579 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2580" class="LineNr">2580 </span> e8/call <a href='dquotes.subx.html#L2415'>skip-string-in-slice</a>/disp32 -<span id="L2581" class="LineNr">2581 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2582" class="LineNr">2582 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2583" class="LineNr">2583 </span> <span class="subxComment"># check-ints-equal(ECX-EAX, 0, msg) # skipped to end of slice</span> -<span id="L2584" class="LineNr">2584 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2585" class="LineNr">2585 </span> 68/push <span class="Constant">"F - test-skip-string-in-slice-stops-at-end"</span>/imm32 -<span id="L2586" class="LineNr">2586 </span> 68/push 0/imm32 -<span id="L2587" class="LineNr">2587 </span> <span class="subxS2Comment"># . . push ECX-EAX</span> -<span id="L2588" class="LineNr">2588 </span> 29/subtract 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EAX from ECX</span> -<span id="L2589" class="LineNr">2589 </span> 51/push-ECX -<span id="L2590" class="LineNr">2590 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2591" class="LineNr">2591 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2592" class="LineNr">2592 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2593" class="LineNr">2593 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2594" class="LineNr">2594 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2595" class="LineNr">2595 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2596" class="LineNr">2596 </span> 5d/pop-to-EBP -<span id="L2597" class="LineNr">2597 </span> c3/return -<span id="L2598" class="LineNr">2598 </span> -<span id="L2599" class="LineNr">2599 </span><span class="subxFunction">string-length-at-start-of-slice</span>: <span class="subxComment"># curr : (address byte), end : (address byte) -> length/EAX</span> -<span id="L2600" class="LineNr">2600 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2601" class="LineNr">2601 </span> 55/push-EBP -<span id="L2602" class="LineNr">2602 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2603" class="LineNr">2603 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2604" class="LineNr">2604 </span> 51/push-ECX -<span id="L2605" class="LineNr">2605 </span> 52/push-EDX -<span id="L2606" class="LineNr">2606 </span> 53/push-EBX -<span id="L2607" class="LineNr">2607 </span> <span class="subxComment"># ECX = curr</span> -<span id="L2608" class="LineNr">2608 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2609" class="LineNr">2609 </span> <span class="subxComment"># EDX = end</span> -<span id="L2610" class="LineNr">2610 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L2611" class="LineNr">2611 </span> <span class="subxComment"># length/EAX = 0</span> -<span id="L2612" class="LineNr">2612 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2613" class="LineNr">2613 </span> <span class="subxComment"># EBX = 0</span> -<span id="L2614" class="LineNr">2614 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L2615" class="LineNr">2615 </span> <span class="subxComment"># skip initial dquote</span> -<span id="L2616" class="LineNr">2616 </span> 41/increment-ECX -<span id="L2617" class="LineNr">2617 </span><span class="Constant">$string-length-at-start-of-slice:loop</span>: -<span id="L2618" class="LineNr">2618 </span> <span class="subxComment"># if (curr >= end) return length</span> -<span id="L2619" class="LineNr">2619 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L2620" class="LineNr">2620 </span> 73/jump-if-greater-unsigned-or-equal $string-length-at-start-of-slice:end/disp8 -<span id="L2621" class="LineNr">2621 </span> <span class="subxComment"># BL = *curr</span> -<span id="L2622" class="LineNr">2622 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to BL</span> -<span id="L2623" class="LineNr">2623 </span><span class="Constant">$string-length-at-start-of-slice:dquote</span>: -<span id="L2624" class="LineNr">2624 </span> <span class="subxComment"># if (EBX == '"') break</span> -<span id="L2625" class="LineNr">2625 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x22/imm32/dquote <span class="subxComment"># compare EBX</span> -<span id="L2626" class="LineNr">2626 </span> 74/jump-if-equal $string-length-at-start-of-slice:end/disp8 -<span id="L2627" class="LineNr">2627 </span><span class="Constant">$string-length-at-start-of-slice:check-for-escape</span>: -<span id="L2628" class="LineNr">2628 </span> <span class="subxComment"># if (EBX == '\') escape next char</span> -<span id="L2629" class="LineNr">2629 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x5c/imm32/backslash <span class="subxComment"># compare EBX</span> -<span id="L2630" class="LineNr">2630 </span> 75/jump-if-not-equal $string-length-at-start-of-slice:continue/disp8 -<span id="L2631" class="LineNr">2631 </span><span class="Constant">$string-length-at-start-of-slice:escape</span>: -<span id="L2632" class="LineNr">2632 </span> <span class="subxComment"># increment curr but not result</span> -<span id="L2633" class="LineNr">2633 </span> 41/increment-ECX -<span id="L2634" class="LineNr">2634 </span><span class="Constant">$string-length-at-start-of-slice:continue</span>: -<span id="L2635" class="LineNr">2635 </span> <span class="subxComment"># ++result</span> -<span id="L2636" class="LineNr">2636 </span> 40/increment-EAX -<span id="L2637" class="LineNr">2637 </span> <span class="subxComment"># ++curr</span> -<span id="L2638" class="LineNr">2638 </span> 41/increment-ECX -<span id="L2639" class="LineNr">2639 </span> eb/jump $string-length-at-start-of-slice:loop/disp8 -<span id="L2640" class="LineNr">2640 </span><span class="Constant">$string-length-at-start-of-slice:end</span>: -<span id="L2641" class="LineNr">2641 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2642" class="LineNr">2642 </span> 5b/pop-to-EBX -<span id="L2643" class="LineNr">2643 </span> 5a/pop-to-EDX -<span id="L2644" class="LineNr">2644 </span> 59/pop-to-ECX -<span id="L2645" class="LineNr">2645 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2646" class="LineNr">2646 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2647" class="LineNr">2647 </span> 5d/pop-to-EBP -<span id="L2648" class="LineNr">2648 </span> c3/return -<span id="L2649" class="LineNr">2649 </span> -<span id="L2650" class="LineNr">2650 </span><span class="subxTest">test-string-length-at-start-of-slice</span>: -<span id="L2651" class="LineNr">2651 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2652" class="LineNr">2652 </span> 55/push-EBP -<span id="L2653" class="LineNr">2653 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2654" class="LineNr">2654 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"abc\" def"</span> -<span id="L2655" class="LineNr">2655 </span> b8/copy-to-EAX <span class="Constant">"\"</span>abc\<span class="Constant">" def"</span>/imm32 -<span id="L2656" class="LineNr">2656 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2657" class="LineNr">2657 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2658" class="LineNr">2658 </span> 05/add-to-EAX 4/imm32 -<span id="L2659" class="LineNr">2659 </span> <span class="subxComment"># EAX = string-length-at-start-of-slice(EAX, ECX)</span> -<span id="L2660" class="LineNr">2660 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2661" class="LineNr">2661 </span> 51/push-ECX -<span id="L2662" class="LineNr">2662 </span> 50/push-EAX -<span id="L2663" class="LineNr">2663 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2664" class="LineNr">2664 </span> e8/call <a href='dquotes.subx.html#L2599'>string-length-at-start-of-slice</a>/disp32 -<span id="L2665" class="LineNr">2665 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2666" class="LineNr">2666 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2667" class="LineNr">2667 </span> <span class="subxComment"># check-ints-equal(EAX, 3, msg)</span> -<span id="L2668" class="LineNr">2668 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2669" class="LineNr">2669 </span> 68/push <span class="Constant">"F - test-string-length-at-start-of-slice"</span>/imm32 -<span id="L2670" class="LineNr">2670 </span> 68/push 3/imm32 -<span id="L2671" class="LineNr">2671 </span> 50/push-EAX -<span id="L2672" class="LineNr">2672 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2673" class="LineNr">2673 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2674" class="LineNr">2674 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2675" class="LineNr">2675 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2676" class="LineNr">2676 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2677" class="LineNr">2677 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2678" class="LineNr">2678 </span> 5d/pop-to-EBP -<span id="L2679" class="LineNr">2679 </span> c3/return -<span id="L2680" class="LineNr">2680 </span> -<span id="L2681" class="LineNr">2681 </span><span class="subxTest">test-string-length-at-start-of-slice-escaped</span>: -<span id="L2682" class="LineNr">2682 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2683" class="LineNr">2683 </span> 55/push-EBP -<span id="L2684" class="LineNr">2684 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2685" class="LineNr">2685 </span> <span class="subxComment"># setup: (EAX..ECX) = "\"ab\\c\" def"</span> -<span id="L2686" class="LineNr">2686 </span> b8/copy-to-EAX <span class="Constant">"\"</span>ab\\c\<span class="Constant">" def"</span>/imm32 -<span id="L2687" class="LineNr">2687 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2688" class="LineNr">2688 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2689" class="LineNr">2689 </span> 05/add-to-EAX 4/imm32 -<span id="L2690" class="LineNr">2690 </span> <span class="subxComment"># EAX = string-length-at-start-of-slice(EAX, ECX)</span> -<span id="L2691" class="LineNr">2691 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2692" class="LineNr">2692 </span> 51/push-ECX -<span id="L2693" class="LineNr">2693 </span> 50/push-EAX -<span id="L2694" class="LineNr">2694 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2695" class="LineNr">2695 </span> e8/call <a href='dquotes.subx.html#L2599'>string-length-at-start-of-slice</a>/disp32 -<span id="L2696" class="LineNr">2696 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2697" class="LineNr">2697 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2698" class="LineNr">2698 </span> <span class="subxComment"># check-ints-equal(EAX, 3, msg)</span> -<span id="L2699" class="LineNr">2699 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2700" class="LineNr">2700 </span> 68/push <span class="Constant">"F - test-string-length-at-start-of-slice-escaped"</span>/imm32 -<span id="L2701" class="LineNr">2701 </span> 68/push 3/imm32 -<span id="L2702" class="LineNr">2702 </span> 50/push-EAX -<span id="L2703" class="LineNr">2703 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2704" class="LineNr">2704 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2705" class="LineNr">2705 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2706" class="LineNr">2706 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2707" class="LineNr">2707 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2708" class="LineNr">2708 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2709" class="LineNr">2709 </span> 5d/pop-to-EBP -<span id="L2710" class="LineNr">2710 </span> c3/return -<span id="L2711" class="LineNr">2711 </span> -<span id="L2712" class="LineNr">2712 </span>== data -<span id="L2713" class="LineNr">2713 </span> -<span id="L2714" class="LineNr">2714 </span><span class="SpecialChar">Next-string-literal</span>: <span class="subxComment"># tracks the next auto-generated variable name</span> -<span id="L2715" class="LineNr">2715 </span> 1/imm32 -<span id="L2716" class="LineNr">2716 </span> -<span id="L2717" class="LineNr">2717 </span><span class="subxComment"># length-prefixed string containing just a single space</span> -<span id="L2718" class="LineNr">2718 </span><span class="SpecialChar">Space</span>: -<span id="L2719" class="LineNr">2719 </span> <span class="subxComment"># size</span> -<span id="L2720" class="LineNr">2720 </span> 1/imm32 -<span id="L2721" class="LineNr">2721 </span> <span class="subxComment"># data</span> -<span id="L2722" class="LineNr">2722 </span> 20/space -<span id="L2723" class="LineNr">2723 </span> -<span id="L2724" class="LineNr">2724 </span><span class="subxComment"># length-prefixed string containing just a single slash</span> -<span id="L2725" class="LineNr">2725 </span><span class="SpecialChar">Slash</span>: -<span id="L2726" class="LineNr">2726 </span> <span class="subxComment"># size</span> -<span id="L2727" class="LineNr">2727 </span> 1/imm32 -<span id="L2728" class="LineNr">2728 </span> <span class="subxComment"># data</span> -<span id="L2729" class="LineNr">2729 </span> 2f/slash -<span id="L2730" class="LineNr">2730 </span> -<span id="L2731" class="LineNr">2731 </span><span class="subxMinorFunction">_test-slice-abc</span>: -<span id="L2732" class="LineNr">2732 </span> 22/dquote 61/a 62/b 63/c 22/dquote <span class="subxComment"># "abc"</span> -<span id="L2733" class="LineNr">2733 </span> 2f/slash 64/d -<span id="L2734" class="LineNr">2734 </span><span class="subxMinorFunction">_test-slice-abc-limit</span>: -<span id="L2735" class="LineNr">2735 </span> -<span id="L2736" class="LineNr">2736 </span><span class="subxMinorFunction">_test-slice-a-space-b</span>: -<span id="L2737" class="LineNr">2737 </span> 22/dquote 61/a 20/space 62/b 22/dquote <span class="subxComment"># "a b"</span> -<span id="L2738" class="LineNr">2738 </span><span class="subxMinorFunction">_test-slice-a-space-b-limit</span>: -<span id="L2739" class="LineNr">2739 </span> -<span id="L2740" class="LineNr">2740 </span><span class="subxMinorFunction">_test-slice-a-dquote-b</span>: -<span id="L2741" class="LineNr">2741 </span> 22/dquote 61/a 5c/backslash 22/dquote 62/b 22/dquote <span class="subxComment"># "a\"b"</span> -<span id="L2742" class="LineNr">2742 </span><span class="subxMinorFunction">_test-slice-a-dquote-b-limit</span>: -<span id="L2743" class="LineNr">2743 </span> -<span id="L2744" class="LineNr">2744 </span><span class="subxMinorFunction">_test-slice-a-newline-b</span>: -<span id="L2745" class="LineNr">2745 </span> 22/dquote 61/a 5c/backslash 6e/n 62/b 22/dquote <span class="subxComment"># "a\nb"</span> -<span id="L2746" class="LineNr">2746 </span><span class="subxMinorFunction">_test-slice-a-newline-b-limit</span>: -<span id="L2747" class="LineNr">2747 </span> -<span id="L2748" class="LineNr">2748 </span><span class="subxComment"># "abc/def"/ghi</span> -<span id="L2749" class="LineNr">2749 </span><span class="subxMinorFunction">_test-slice-literal-string</span>: -<span id="L2750" class="LineNr">2750 </span> 22/dquote -<span id="L2751" class="LineNr">2751 </span> 61/a 62/b 63/c <span class="subxComment"># abc</span> -<span id="L2752" class="LineNr">2752 </span> 2f/slash 64/d 65/e 66/f <span class="subxComment"># /def</span> -<span id="L2753" class="LineNr">2753 </span> 22/dquote -<span id="L2754" class="LineNr">2754 </span> 2f/slash 67/g 68/h 69/i <span class="subxComment"># /ghi</span> -<span id="L2755" class="LineNr">2755 </span><span class="subxMinorFunction">_test-slice-literal-string-with-limit</span>: -<span id="L2756" class="LineNr">2756 </span> -<span id="L2757" class="LineNr">2757 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/factorial.subx.html b/html/subx/apps/factorial.subx.html deleted file mode 100644 index ee50c85a..00000000 --- a/html/subx/apps/factorial.subx.html +++ /dev/null @@ -1,182 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/factorial.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/factorial.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/factorial.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment">## compute the factorial of 5, and return the result in the exit code</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate apps/factorial.subx -o apps/factorial</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run apps/factorial</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo $?</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># 120</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment">#</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># You can also run the automated test suite:</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># $ ./subx run apps/factorial test</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># Expected output:</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># ........</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># Every '.' indicates a passing test. Failing tests get a 'F'.</span> -<span id="L15" class="LineNr"> 15 </span> -<span id="L16" class="LineNr"> 16 </span>== code -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L20" class="LineNr"> 20 </span> -<span id="L21" class="LineNr"> 21 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run tests if necessary, compute `factorial(5)` if not</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># initialize heap</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L25" class="LineNr"> 25 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L26" class="LineNr"> 26 </span> 68/push 0x10000/imm32/64KB -<span id="L27" class="LineNr"> 27 </span> <span class="subxS2Comment"># . . call</span> -<span id="L28" class="LineNr"> 28 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L29" class="LineNr"> 29 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L30" class="LineNr"> 30 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L31" class="LineNr"> 31 </span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L33" class="LineNr"> 33 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L36" class="LineNr"> 36 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L37" class="LineNr"> 37 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L40" class="LineNr"> 40 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L41" class="LineNr"> 41 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxS2Comment"># . . call</span> -<span id="L43" class="LineNr"> 43 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L44" class="LineNr"> 44 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L45" class="LineNr"> 45 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS1Comment"># . check result</span> -<span id="L47" class="LineNr"> 47 </span> 3d/compare-EAX-and 1/imm32 -<span id="L48" class="LineNr"> 48 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L49" class="LineNr"> 49 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L50" class="LineNr"> 50 </span> e8/call run-tests/disp32 -<span id="L51" class="LineNr"> 51 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EAX</span> -<span id="L52" class="LineNr"> 52 </span> eb/jump $main:end/disp8 <span class="subxComment"># where EAX will get copied to EBX</span> -<span id="L53" class="LineNr"> 53 </span><span class="Constant">$run-main</span>: -<span id="L54" class="LineNr"> 54 </span> <span class="subxH1Comment"># - otherwise return factorial(5)</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L56" class="LineNr"> 56 </span> 68/push 5/imm32 -<span id="L57" class="LineNr"> 57 </span> <span class="subxS2Comment"># . . call</span> -<span id="L58" class="LineNr"> 58 </span> e8/call <a href='factorial.subx.html#L67'>factorial</a>/disp32 -<span id="L59" class="LineNr"> 59 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L60" class="LineNr"> 60 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L61" class="LineNr"> 61 </span><span class="Constant">$main:end</span>: -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L63" class="LineNr"> 63 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L64" class="LineNr"> 64 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L65" class="LineNr"> 65 </span> cd/syscall 0x80/imm8 -<span id="L66" class="LineNr"> 66 </span> -<span id="L67" class="LineNr"> 67 </span><span class="subxFunction">factorial</span>: <span class="subxComment"># n : int -> int/EAX</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L69" class="LineNr"> 69 </span> 55/push-EBP -<span id="L70" class="LineNr"> 70 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L71" class="LineNr"> 71 </span> 53/push-EBX -<span id="L72" class="LineNr"> 72 </span> <span class="subxComment"># EAX = 1 (base case)</span> -<span id="L73" class="LineNr"> 73 </span> b8/copy-to-EAX 1/imm32 -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># if (n <= 1) return</span> -<span id="L75" class="LineNr"> 75 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 1/imm32 <span class="subxComment"># compare *(EBP+8)</span> -<span id="L76" class="LineNr"> 76 </span> 7e/jump-if-<= $factorial:end/disp8 -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># EBX = n-1</span> -<span id="L78" class="LineNr"> 78 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EBX</span> -<span id="L79" class="LineNr"> 79 </span> 81 5/subop/subtract 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/imm32 <span class="subxComment"># subtract from EBX</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># EAX = factorial(n-1)</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L82" class="LineNr"> 82 </span> 53/push-EBX -<span id="L83" class="LineNr"> 83 </span> <span class="subxS2Comment"># . . call</span> -<span id="L84" class="LineNr"> 84 </span> e8/call <a href='factorial.subx.html#L67'>factorial</a>/disp32 -<span id="L85" class="LineNr"> 85 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L86" class="LineNr"> 86 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># return n * factorial(n-1)</span> -<span id="L88" class="LineNr"> 88 </span> f7 4/subop/multiply 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># multiply *(EBP+8) into EAX</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxComment"># TODO: check for overflow</span> -<span id="L90" class="LineNr"> 90 </span><span class="Constant">$factorial:end</span>: -<span id="L91" class="LineNr"> 91 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L92" class="LineNr"> 92 </span> 5b/pop-to-EBX -<span id="L93" class="LineNr"> 93 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L94" class="LineNr"> 94 </span> 5d/pop-to-EBP -<span id="L95" class="LineNr"> 95 </span> c3/return -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="subxTest">test-factorial</span>: -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># factorial(5)</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L100" class="LineNr">100 </span> 68/push 5/imm32 -<span id="L101" class="LineNr">101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L102" class="LineNr">102 </span> e8/call <a href='factorial.subx.html#L67'>factorial</a>/disp32 -<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L104" class="LineNr">104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># check-ints-equal(EAX, 120, msg)</span> -<span id="L106" class="LineNr">106 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L107" class="LineNr">107 </span> 68/push <span class="Constant">"F - test-factorial"</span>/imm32 -<span id="L108" class="LineNr">108 </span> 68/push 0x78/imm32/expected-120 -<span id="L109" class="LineNr">109 </span> 50/push-EAX -<span id="L110" class="LineNr">110 </span> <span class="subxS2Comment"># . . call</span> -<span id="L111" class="LineNr">111 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L112" class="LineNr">112 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L113" class="LineNr">113 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L114" class="LineNr">114 </span> <span class="subxComment"># end</span> -<span id="L115" class="LineNr">115 </span> c3/return -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/handle.subx.html b/html/subx/apps/handle.subx.html deleted file mode 100644 index e671a275..00000000 --- a/html/subx/apps/handle.subx.html +++ /dev/null @@ -1,479 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/handle.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxTest { color: #5f8700; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/handle.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/handle.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># A sketch of Mu-style handles or kinda-safe pointers, that add a modicum of</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># checking to dynamically allocated memory.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># This approach avoids using 'allocate' directly in favor of two primitives:</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># - 'new', which allocates some space (the 'payload'), stores the address</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># along with an opaque 'alloc id' in a 'handle', and prepends the same</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># alloc id to the payload.</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># - 'lookup', which checks that the alloc id at the start of a handle matches</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># the alloc id at the start of the payload before returning the address.</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment">#</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># Layout of a handle:</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># offset 0: alloc id</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># offset 4: address</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment">#</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># $ ./subx translate *.subx apps/handle.subx -o apps/handle</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># $ ./subx run apps/handle</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># Expected result is a successful lookup followed by a hard abort:</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># lookup succeeded</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment"># lookup failed</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment"># (This file is a prototype. The 'tests' in it aren't real; failures are</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment"># expected.)</span> -<span id="L23" class="LineNr"> 23 </span> -<span id="L24" class="LineNr"> 24 </span>== code -<span id="L25" class="LineNr"> 25 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L28" class="LineNr"> 28 </span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># no Entry; the standard library runs all tests by default</span> -<span id="L30" class="LineNr"> 30 </span> -<span id="L31" class="LineNr"> 31 </span><span class="subxFunction">new</span>: <span class="subxComment"># ad : (address allocation-descriptor), n : int, out : (address handle)</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L33" class="LineNr"> 33 </span> 55/push-EBP -<span id="L34" class="LineNr"> 34 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L36" class="LineNr"> 36 </span> 50/push-EAX -<span id="L37" class="LineNr"> 37 </span> 51/push-ECX -<span id="L38" class="LineNr"> 38 </span> 52/push-EDX -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># ECX = n+4</span> -<span id="L40" class="LineNr"> 40 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L41" class="LineNr"> 41 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxComment"># EAX = allocate(ad, ECX)</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L44" class="LineNr"> 44 </span> 51/push-ECX -<span id="L45" class="LineNr"> 45 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . call</span> -<span id="L47" class="LineNr"> 47 </span> e8/call <a href='../069allocate.subx.html#L26'>allocate</a>/disp32 -<span id="L48" class="LineNr"> 48 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L49" class="LineNr"> 49 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># EDX = out</span> -<span id="L51" class="LineNr"> 51 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment"># out->address = EAX</span> -<span id="L53" class="LineNr"> 53 </span> 89/copy 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDX+4)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># if (EAX == 0) out->alloc_id = 0, return</span> -<span id="L55" class="LineNr"> 55 </span> 3d/compare-EAX-and 0/imm32 -<span id="L56" class="LineNr"> 56 </span> 75/jump-if-not-equal $new:continue/disp8 -<span id="L57" class="LineNr"> 57 </span> c7 0/subop/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EDX</span> -<span id="L58" class="LineNr"> 58 </span> eb/jump $new:end/disp8 -<span id="L59" class="LineNr"> 59 </span><span class="Constant">$new:continue</span>: -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># otherwise:</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># ECX = *Next-alloc-id</span> -<span id="L62" class="LineNr"> 62 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 <span class="subxComment"># copy *Next-alloc-id to ECX</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxComment"># *EAX = *Next-alloc-id/ECX</span> -<span id="L64" class="LineNr"> 64 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># out->alloc_id = *Next-alloc-id</span> -<span id="L66" class="LineNr"> 66 </span> 89/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EDX</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># increment *Next-alloc-id</span> -<span id="L68" class="LineNr"> 68 </span> ff 0/subop/increment 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 <span class="subxComment"># increment *Next-alloc-id</span> -<span id="L69" class="LineNr"> 69 </span><span class="Constant">$new:end</span>: -<span id="L70" class="LineNr"> 70 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L71" class="LineNr"> 71 </span> 5a/pop-to-EDX -<span id="L72" class="LineNr"> 72 </span> 59/pop-to-ECX -<span id="L73" class="LineNr"> 73 </span> 58/pop-to-EAX -<span id="L74" class="LineNr"> 74 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L75" class="LineNr"> 75 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L76" class="LineNr"> 76 </span> 5d/pop-to-EBP -<span id="L77" class="LineNr"> 77 </span> c3/return -<span id="L78" class="LineNr"> 78 </span> -<span id="L79" class="LineNr"> 79 </span><span class="subxTest">test-new</span>: -<span id="L80" class="LineNr"> 80 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L81" class="LineNr"> 81 </span> 55/push-EBP -<span id="L82" class="LineNr"> 82 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxComment"># var heap/EDX : (address allocation-descriptor) = {0, 0}</span> -<span id="L84" class="LineNr"> 84 </span> 68/push 0/imm32/limit -<span id="L85" class="LineNr"> 85 </span> 68/push 0/imm32/curr -<span id="L86" class="LineNr"> 86 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># heap = new-segment(512)</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L89" class="LineNr"> 89 </span> 52/push-EDX -<span id="L90" class="LineNr"> 90 </span> 68/push 0x200/imm32 -<span id="L91" class="LineNr"> 91 </span> <span class="subxS2Comment"># . . call</span> -<span id="L92" class="LineNr"> 92 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L93" class="LineNr"> 93 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L94" class="LineNr"> 94 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L95" class="LineNr"> 95 </span> <span class="subxComment"># *Next-alloc-id = 0x34</span> -<span id="L96" class="LineNr"> 96 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 0x34/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L97" class="LineNr"> 97 </span> <span class="subxComment"># var handle/ECX = {0, 0}</span> -<span id="L98" class="LineNr"> 98 </span> 68/push 0/imm32/address -<span id="L99" class="LineNr"> 99 </span> 68/push 0/imm32/alloc-id -<span id="L100" class="LineNr">100 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L101" class="LineNr">101 </span> <span class="subxComment"># new(heap, 2, handle/ECX)</span> -<span id="L102" class="LineNr">102 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L103" class="LineNr">103 </span> 51/push-ECX -<span id="L104" class="LineNr">104 </span> 68/push 2/imm32/size -<span id="L105" class="LineNr">105 </span> 52/push-EDX -<span id="L106" class="LineNr">106 </span> <span class="subxS2Comment"># . . call</span> -<span id="L107" class="LineNr">107 </span> e8/call <a href='handle.subx.html#L31'>new</a>/disp32 -<span id="L108" class="LineNr">108 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L109" class="LineNr">109 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L110" class="LineNr">110 </span> <span class="subxComment"># check-ints-equal(handle->alloc_id, 0x34, msg)</span> -<span id="L111" class="LineNr">111 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L112" class="LineNr">112 </span> 68/push <span class="Constant">"F - <a href='handle.subx.html#L79'>test-new</a>: alloc id of handle"</span>/imm32 -<span id="L113" class="LineNr">113 </span> 68/push 0x34/imm32 -<span id="L114" class="LineNr">114 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L115" class="LineNr">115 </span> <span class="subxS2Comment"># . . call</span> -<span id="L116" class="LineNr">116 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L118" class="LineNr">118 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L119" class="LineNr">119 </span> <span class="subxComment"># check-ints-equal(*handle->address, 0x34, msg)</span> -<span id="L120" class="LineNr">120 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L121" class="LineNr">121 </span> 68/push <span class="Constant">"F - <a href='handle.subx.html#L79'>test-new</a>: alloc id of payload"</span>/imm32 -<span id="L122" class="LineNr">122 </span> 68/push 0x34/imm32 -<span id="L123" class="LineNr">123 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L124" class="LineNr">124 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . call</span> -<span id="L126" class="LineNr">126 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L128" class="LineNr">128 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L129" class="LineNr">129 </span> <span class="subxComment"># check-ints-equal(*Next-alloc-id, 0x35)</span> -<span id="L130" class="LineNr">130 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L131" class="LineNr">131 </span> 68/push <span class="Constant">"F - <a href='handle.subx.html#L79'>test-new</a>: next alloc id"</span>/imm32 -<span id="L132" class="LineNr">132 </span> 68/push 0x35/imm32 -<span id="L133" class="LineNr">133 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L134" class="LineNr">134 </span> <span class="subxS2Comment"># . . call</span> -<span id="L135" class="LineNr">135 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L137" class="LineNr">137 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L138" class="LineNr">138 </span> <span class="subxComment"># clean up</span> -<span id="L139" class="LineNr">139 </span> <span class="subxS1Comment"># . *Next-alloc-id = 1</span> -<span id="L140" class="LineNr">140 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 1/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L142" class="LineNr">142 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L143" class="LineNr">143 </span> 5d/pop-to-EBP -<span id="L144" class="LineNr">144 </span> c3/return -<span id="L145" class="LineNr">145 </span> -<span id="L146" class="LineNr">146 </span><span class="subxMinorFunction">_pending-test-new-failure</span>: -<span id="L147" class="LineNr">147 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L148" class="LineNr">148 </span> 55/push-EBP -<span id="L149" class="LineNr">149 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L150" class="LineNr">150 </span> <span class="subxS1Comment"># . *Next-alloc-id = 0x34</span> -<span id="L151" class="LineNr">151 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 0x34/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L152" class="LineNr">152 </span> <span class="subxComment"># define an allocation-descriptor with no space left</span> -<span id="L153" class="LineNr">153 </span> <span class="subxS1Comment"># . var ad/EAX : (address allocation-descriptor) = {0x10, 0x10}</span> -<span id="L154" class="LineNr">154 </span> 68/push 0x10/imm32/limit -<span id="L155" class="LineNr">155 </span> 68/push 0x10/imm32/curr -<span id="L156" class="LineNr">156 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L157" class="LineNr">157 </span> <span class="subxS1Comment"># . var handle/ECX = {random, random}</span> -<span id="L158" class="LineNr">158 </span> 68/push 1234/imm32/address -<span id="L159" class="LineNr">159 </span> 68/push 5678/imm32/alloc-id -<span id="L160" class="LineNr">160 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L161" class="LineNr">161 </span> <span class="subxComment"># try to allocate</span> -<span id="L162" class="LineNr">162 </span> <span class="subxS1Comment"># . new(ad, 2, handle/ECX)</span> -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L164" class="LineNr">164 </span> 51/push-ECX -<span id="L165" class="LineNr">165 </span> 68/push 2/imm32/size -<span id="L166" class="LineNr">166 </span> 50/push-EAX -<span id="L167" class="LineNr">167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L168" class="LineNr">168 </span> e8/call <a href='handle.subx.html#L31'>new</a>/disp32 -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L170" class="LineNr">170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L171" class="LineNr">171 </span> <span class="subxComment"># handle should be cleared</span> -<span id="L172" class="LineNr">172 </span> <span class="subxS1Comment"># . check-ints-equal(handle->alloc_id, 0, msg)</span> -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L174" class="LineNr">174 </span> 68/push <span class="Constant">"F - test-new-failure: alloc id of handle"</span>/imm32 -<span id="L175" class="LineNr">175 </span> 68/push 0/imm32 -<span id="L176" class="LineNr">176 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L177" class="LineNr">177 </span> <span class="subxS2Comment"># . . call</span> -<span id="L178" class="LineNr">178 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L179" class="LineNr">179 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L180" class="LineNr">180 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L181" class="LineNr">181 </span> <span class="subxS1Comment"># . check-ints-equal(handle->address, 0, msg)</span> -<span id="L182" class="LineNr">182 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L183" class="LineNr">183 </span> 68/push <span class="Constant">"F - test-new-failure: address of handle"</span>/imm32 -<span id="L184" class="LineNr">184 </span> 68/push 0/imm32 -<span id="L185" class="LineNr">185 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . call</span> -<span id="L187" class="LineNr">187 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L189" class="LineNr">189 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L190" class="LineNr">190 </span> <span class="subxComment"># Next-alloc-id should be unmodified</span> -<span id="L191" class="LineNr">191 </span> <span class="subxS1Comment"># . check-ints-equal(*Next-alloc-id, 0x34)</span> -<span id="L192" class="LineNr">192 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L193" class="LineNr">193 </span> 68/push <span class="Constant">"F - test-new-failure: next alloc id"</span>/imm32 -<span id="L194" class="LineNr">194 </span> 68/push 0x34/imm32 -<span id="L195" class="LineNr">195 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L196" class="LineNr">196 </span> <span class="subxS2Comment"># . . call</span> -<span id="L197" class="LineNr">197 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L198" class="LineNr">198 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L199" class="LineNr">199 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># clean up</span> -<span id="L201" class="LineNr">201 </span> <span class="subxS1Comment"># . *Next-alloc-id = 1</span> -<span id="L202" class="LineNr">202 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 1/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L203" class="LineNr">203 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L204" class="LineNr">204 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L205" class="LineNr">205 </span> 5d/pop-to-EBP -<span id="L206" class="LineNr">206 </span> c3/return -<span id="L207" class="LineNr">207 </span> -<span id="L208" class="LineNr">208 </span><span class="subxFunction">lookup</span>: <span class="subxComment"># h : (handle T) -> EAX : (address T)</span> -<span id="L209" class="LineNr">209 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L210" class="LineNr">210 </span> 55/push-EBP -<span id="L211" class="LineNr">211 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L212" class="LineNr">212 </span> <span class="subxH1Comment"># - as a proof of concept for future inlining, uses no general-purpose registers besides the output (EAX)</span> -<span id="L213" class="LineNr">213 </span> <span class="subxComment"># EAX = handle</span> -<span id="L214" class="LineNr">214 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L215" class="LineNr">215 </span> <span class="subxH1Comment"># - inline {</span> -<span id="L216" class="LineNr">216 </span> <span class="subxComment"># push handle->alloc_id</span> -<span id="L217" class="LineNr">217 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L218" class="LineNr">218 </span> <span class="subxComment"># EAX = handle->address (payload)</span> -<span id="L219" class="LineNr">219 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to EAX</span> -<span id="L220" class="LineNr">220 </span> <span class="subxComment"># push handle->address</span> -<span id="L221" class="LineNr">221 </span> 50/push-EAX -<span id="L222" class="LineNr">222 </span> <span class="subxComment"># EAX = payload->alloc_id</span> -<span id="L223" class="LineNr">223 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EAX</span> -<span id="L224" class="LineNr">224 </span> <span class="subxComment"># if (EAX != handle->alloc_id) abort</span> -<span id="L225" class="LineNr">225 </span> 39/compare 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare *(ESP+4) and EAX</span> -<span id="L226" class="LineNr">226 </span> 75/jump-if-not-equal $lookup:abort/disp8 -<span id="L227" class="LineNr">227 </span> <span class="subxComment"># EAX = pop handle->address</span> -<span id="L228" class="LineNr">228 </span> 58/pop-to-EAX -<span id="L229" class="LineNr">229 </span> <span class="subxComment"># discard handle->alloc_id</span> -<span id="L230" class="LineNr">230 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L231" class="LineNr">231 </span> <span class="subxComment"># add 4</span> -<span id="L232" class="LineNr">232 </span> 05/add-to-EAX 4/imm32 -<span id="L233" class="LineNr">233 </span> <span class="subxH1Comment"># - }</span> -<span id="L234" class="LineNr">234 </span> <span class="subxH1Comment"># - alternative consuming a second register {</span> -<span id="L235" class="LineNr">235 </span><span class="CommentedCode">#? # ECX = handle->alloc_id</span> -<span id="L236" class="LineNr">236 </span><span class="CommentedCode">#? 8b/copy 0/mod/indirect 0/rm32/EAX . . . 1/r32/ECX . . # copy *EAX to ECX</span> -<span id="L237" class="LineNr">237 </span><span class="CommentedCode">#? # EAX = handle->address (payload)</span> -<span id="L238" class="LineNr">238 </span><span class="CommentedCode">#? 8b/copy 1/mod/*+disp8 0/rm32/EAX . . . 0/r32/EAX 4/disp8 . # copy *(EAX+4) to EAX</span> -<span id="L239" class="LineNr">239 </span><span class="CommentedCode">#? # if (ECX != *EAX) abort</span> -<span id="L240" class="LineNr">240 </span><span class="CommentedCode">#? 39/compare 0/mod/indirect 0/rm32/EAX . . . 1/r32/ECX . . # compare *EAX and ECX</span> -<span id="L241" class="LineNr">241 </span><span class="CommentedCode">#? 75/jump-if-not-equal $lookup:abort/disp8</span> -<span id="L242" class="LineNr">242 </span><span class="CommentedCode">#? # add 4 to EAX</span> -<span id="L243" class="LineNr">243 </span><span class="CommentedCode">#? 05/add-to-EAX 4/imm32</span> -<span id="L244" class="LineNr">244 </span> <span class="subxH1Comment"># - }</span> -<span id="L245" class="LineNr">245 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L246" class="LineNr">246 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L247" class="LineNr">247 </span> 5d/pop-to-EBP -<span id="L248" class="LineNr">248 </span> c3/return -<span id="L249" class="LineNr">249 </span> -<span id="L250" class="LineNr">250 </span><span class="Constant">$lookup:abort</span>: -<span id="L251" class="LineNr">251 </span> <span class="subxS1Comment"># . _write(2/stderr, msg)</span> -<span id="L252" class="LineNr">252 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L253" class="LineNr">253 </span> 68/push <span class="Constant">"lookup failed\n"</span>/imm32 -<span id="L254" class="LineNr">254 </span> 68/push 2/imm32/stderr -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . call</span> -<span id="L256" class="LineNr">256 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L257" class="LineNr">257 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L258" class="LineNr">258 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L259" class="LineNr">259 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L260" class="LineNr">260 </span> bb/copy-to-EBX 1/imm32/exit-status -<span id="L261" class="LineNr">261 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L262" class="LineNr">262 </span> cd/syscall 0x80/imm8 -<span id="L263" class="LineNr">263 </span> -<span id="L264" class="LineNr">264 </span><span class="subxTest">test-lookup-success</span>: -<span id="L265" class="LineNr">265 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L266" class="LineNr">266 </span> 55/push-EBP -<span id="L267" class="LineNr">267 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L268" class="LineNr">268 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># var heap/EBX : (address allocation-descriptor) = {0, 0}</span> -<span id="L270" class="LineNr">270 </span> 68/push 0/imm32/limit -<span id="L271" class="LineNr">271 </span> 68/push 0/imm32/curr -<span id="L272" class="LineNr">272 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBX</span> -<span id="L273" class="LineNr">273 </span> <span class="subxComment"># heap = new-segment(512)</span> -<span id="L274" class="LineNr">274 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L275" class="LineNr">275 </span> 53/push-EBX -<span id="L276" class="LineNr">276 </span> 68/push 0x200/imm32 -<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . call</span> -<span id="L278" class="LineNr">278 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L279" class="LineNr">279 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L280" class="LineNr">280 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L281" class="LineNr">281 </span> <span class="subxComment"># var handle/ECX = {0, 0}</span> -<span id="L282" class="LineNr">282 </span> 68/push 0/imm32/address -<span id="L283" class="LineNr">283 </span> 68/push 0/imm32/alloc-id -<span id="L284" class="LineNr">284 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L285" class="LineNr">285 </span> <span class="subxComment"># var old_top/EDX = heap->curr</span> -<span id="L286" class="LineNr">286 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EDX</span> -<span id="L287" class="LineNr">287 </span> <span class="subxComment"># new(heap, 2, handle)</span> -<span id="L288" class="LineNr">288 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L289" class="LineNr">289 </span> 51/push-ECX -<span id="L290" class="LineNr">290 </span> 68/push 2/imm32/size -<span id="L291" class="LineNr">291 </span> 53/push-EBX -<span id="L292" class="LineNr">292 </span> <span class="subxS2Comment"># . . call</span> -<span id="L293" class="LineNr">293 </span> e8/call <a href='handle.subx.html#L31'>new</a>/disp32 -<span id="L294" class="LineNr">294 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L295" class="LineNr">295 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L296" class="LineNr">296 </span> <span class="subxComment"># EAX = lookup(handle)</span> -<span id="L297" class="LineNr">297 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L298" class="LineNr">298 </span> 51/push-ECX -<span id="L299" class="LineNr">299 </span> <span class="subxS2Comment"># . . call</span> -<span id="L300" class="LineNr">300 </span> e8/call <a href='handle.subx.html#L208'>lookup</a>/disp32 -<span id="L301" class="LineNr">301 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L302" class="LineNr">302 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L303" class="LineNr">303 </span> <span class="subxComment"># EAX contains old top of heap, except skipping the alloc id in the payload</span> -<span id="L304" class="LineNr">304 </span> <span class="subxS1Comment"># . check-ints-equal(EAX, old_top+4, msg)</span> -<span id="L305" class="LineNr">305 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L306" class="LineNr">306 </span> 68/push <span class="Constant">"F - test-lookup-success"</span>/imm32 -<span id="L307" class="LineNr">307 </span> 81 0/subop/add 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to EDX</span> -<span id="L308" class="LineNr">308 </span> 52/push-EDX -<span id="L309" class="LineNr">309 </span> 50/push-EAX -<span id="L310" class="LineNr">310 </span> <span class="subxS2Comment"># . . call</span> -<span id="L311" class="LineNr">311 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L312" class="LineNr">312 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L313" class="LineNr">313 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L314" class="LineNr">314 </span> <span class="subxComment"># clean up</span> -<span id="L315" class="LineNr">315 </span> <span class="subxS1Comment"># . *Next-alloc-id = 1</span> -<span id="L316" class="LineNr">316 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 1/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L317" class="LineNr">317 </span> <span class="subxComment"># write(2/stderr, "lookup succeeded\n")</span> -<span id="L318" class="LineNr">318 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L319" class="LineNr">319 </span> 68/push <span class="Constant">"lookup succeeded\n"</span>/imm32 -<span id="L320" class="LineNr">320 </span> 68/push 2/imm32/stderr -<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . call</span> -<span id="L322" class="LineNr">322 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L323" class="LineNr">323 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L324" class="LineNr">324 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L325" class="LineNr">325 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L326" class="LineNr">326 </span> 5a/pop-to-EDX -<span id="L327" class="LineNr">327 </span> 59/pop-to-ECX -<span id="L328" class="LineNr">328 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L329" class="LineNr">329 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L330" class="LineNr">330 </span> 5d/pop-to-EBP -<span id="L331" class="LineNr">331 </span> c3/return -<span id="L332" class="LineNr">332 </span> -<span id="L333" class="LineNr">333 </span><span class="subxTest">test-lookup-failure</span>: -<span id="L334" class="LineNr">334 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L335" class="LineNr">335 </span> 55/push-EBP -<span id="L336" class="LineNr">336 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L337" class="LineNr">337 </span> <span class="subxComment"># var heap/ESI : (address allocation-descriptor) = {0, 0}</span> -<span id="L338" class="LineNr">338 </span> 68/push 0/imm32/limit -<span id="L339" class="LineNr">339 </span> 68/push 0/imm32/curr -<span id="L340" class="LineNr">340 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L341" class="LineNr">341 </span> <span class="subxComment"># heap = new-segment(512)</span> -<span id="L342" class="LineNr">342 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L343" class="LineNr">343 </span> 56/push-ESI -<span id="L344" class="LineNr">344 </span> 68/push 0x200/imm32 -<span id="L345" class="LineNr">345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L346" class="LineNr">346 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L347" class="LineNr">347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L348" class="LineNr">348 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L349" class="LineNr">349 </span> <span class="subxComment"># var h1/ECX = {0, 0}</span> -<span id="L350" class="LineNr">350 </span> 68/push 0/imm32/address -<span id="L351" class="LineNr">351 </span> 68/push 0/imm32/alloc-id -<span id="L352" class="LineNr">352 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L353" class="LineNr">353 </span> <span class="subxComment"># var old_top/EBX = heap->curr</span> -<span id="L354" class="LineNr">354 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EBX</span> -<span id="L355" class="LineNr">355 </span> <span class="subxComment"># first allocation, to h1</span> -<span id="L356" class="LineNr">356 </span> <span class="subxS1Comment"># . new(heap, 2, h1)</span> -<span id="L357" class="LineNr">357 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L358" class="LineNr">358 </span> 51/push-ECX -<span id="L359" class="LineNr">359 </span> 68/push 2/imm32/size -<span id="L360" class="LineNr">360 </span> 56/push-ESI -<span id="L361" class="LineNr">361 </span> <span class="subxS2Comment"># . . call</span> -<span id="L362" class="LineNr">362 </span> e8/call <a href='handle.subx.html#L31'>new</a>/disp32 -<span id="L363" class="LineNr">363 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L364" class="LineNr">364 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L365" class="LineNr">365 </span> <span class="subxComment"># reset heap->curr to mimic reclamation</span> -<span id="L366" class="LineNr">366 </span> 89/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *ESI</span> -<span id="L367" class="LineNr">367 </span> <span class="subxComment"># second allocation that returns the same address as the first</span> -<span id="L368" class="LineNr">368 </span> <span class="subxComment"># var h2/EDX = {0, 0}</span> -<span id="L369" class="LineNr">369 </span> 68/push 0/imm32/address -<span id="L370" class="LineNr">370 </span> 68/push 0/imm32/alloc-id -<span id="L371" class="LineNr">371 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L372" class="LineNr">372 </span> <span class="subxS1Comment"># . new(heap, 2, h2)</span> -<span id="L373" class="LineNr">373 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L374" class="LineNr">374 </span> 52/push-EDX -<span id="L375" class="LineNr">375 </span> 68/push 2/imm32/size -<span id="L376" class="LineNr">376 </span> 56/push-ESI -<span id="L377" class="LineNr">377 </span> <span class="subxS2Comment"># . . call</span> -<span id="L378" class="LineNr">378 </span> e8/call <a href='handle.subx.html#L31'>new</a>/disp32 -<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L380" class="LineNr">380 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L381" class="LineNr">381 </span> <span class="subxComment"># check-ints-equal(h1->address, h2->address, msg)</span> -<span id="L382" class="LineNr">382 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L383" class="LineNr">383 </span> 68/push <span class="Constant">"F - test-lookup-failure"</span>/imm32 -<span id="L384" class="LineNr">384 </span> ff 6/subop/push 1/mod/*+disp8 2/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EDX+4)</span> -<span id="L385" class="LineNr">385 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L386" class="LineNr">386 </span> <span class="subxS2Comment"># . . call</span> -<span id="L387" class="LineNr">387 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L388" class="LineNr">388 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L389" class="LineNr">389 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L390" class="LineNr">390 </span> <span class="subxComment"># lookup(h1) should crash</span> -<span id="L391" class="LineNr">391 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L392" class="LineNr">392 </span> 51/push-ECX -<span id="L393" class="LineNr">393 </span> <span class="subxS2Comment"># . . call</span> -<span id="L394" class="LineNr">394 </span> e8/call <a href='handle.subx.html#L208'>lookup</a>/disp32 -<span id="L395" class="LineNr">395 </span> <span class="subxComment"># should never get past this point</span> -<span id="L396" class="LineNr">396 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L397" class="LineNr">397 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L398" class="LineNr">398 </span> <span class="subxComment"># clean up</span> -<span id="L399" class="LineNr">399 </span> <span class="subxS1Comment"># . *Next-alloc-id = 1</span> -<span id="L400" class="LineNr">400 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='handle.subx.html#L409'>Next-alloc-id</a></span>/disp32 1/imm32 <span class="subxComment"># copy to *Next-alloc-id</span> -<span id="L401" class="LineNr">401 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L402" class="LineNr">402 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L403" class="LineNr">403 </span> 5d/pop-to-EBP -<span id="L404" class="LineNr">404 </span> c3/return -<span id="L405" class="LineNr">405 </span> -<span id="L406" class="LineNr">406 </span>== data -<span id="L407" class="LineNr">407 </span> -<span id="L408" class="LineNr">408 </span><span class="subxComment"># Monotonically increasing counter for calls to 'new'</span> -<span id="L409" class="LineNr">409 </span><span class="SpecialChar">Next-alloc-id</span>: -<span id="L410" class="LineNr">410 </span> 1/imm32 -<span id="L411" class="LineNr">411 </span> -<span id="L412" class="LineNr">412 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/hex.subx.html b/html/subx/apps/hex.subx.html deleted file mode 100644 index 9b66ab08..00000000 --- a/html/subx/apps/hex.subx.html +++ /dev/null @@ -1,1581 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/hex.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/hex.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/hex.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Read a text file containing whitespace-separated pairs of ascii hex bytes</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># from stdin, and convert them into binary bytes (octets) on stdout. Ignore</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># comments between '#' and newline.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx translate *.subx apps/hex.subx -o apps/hex</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo '80 81 82 # comment' |./subx run apps/hex |xxd -</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># Expected output:</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># 00000000: 8081 82</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment">#</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># Only hex bytes and comments are permitted. Outside of comments all words</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># must be exactly 2 characters long and contain only characters [0-9a-f]. No</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># uppercase hex.</span> -<span id="L14" class="LineNr"> 14 </span> -<span id="L15" class="LineNr"> 15 </span>== code -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L19" class="LineNr"> 19 </span> -<span id="L20" class="LineNr"> 20 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># initialize heap</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L24" class="LineNr"> 24 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L25" class="LineNr"> 25 </span> 68/push 0x10000/imm32/64KB -<span id="L26" class="LineNr"> 26 </span> <span class="subxS2Comment"># . . call</span> -<span id="L27" class="LineNr"> 27 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L28" class="LineNr"> 28 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L29" class="LineNr"> 29 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L30" class="LineNr"> 30 </span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L32" class="LineNr"> 32 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L35" class="LineNr"> 35 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L36" class="LineNr"> 36 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L37" class="LineNr"> 37 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L39" class="LineNr"> 39 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L40" class="LineNr"> 40 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxS2Comment"># . . call</span> -<span id="L42" class="LineNr"> 42 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L43" class="LineNr"> 43 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L44" class="LineNr"> 44 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . check result</span> -<span id="L46" class="LineNr"> 46 </span> 3d/compare-EAX-and 1/imm32 -<span id="L47" class="LineNr"> 47 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L48" class="LineNr"> 48 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L49" class="LineNr"> 49 </span> e8/call run-tests/disp32 -<span id="L50" class="LineNr"> 50 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L51" class="LineNr"> 51 </span> eb/jump $main:end/disp8 -<span id="L52" class="LineNr"> 52 </span><span class="Constant">$run-main</span>: -<span id="L53" class="LineNr"> 53 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L55" class="LineNr"> 55 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L56" class="LineNr"> 56 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L59" class="LineNr"> 59 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># return convert(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L62" class="LineNr"> 62 </span> 50/push-EAX/ed -<span id="L63" class="LineNr"> 63 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L64" class="LineNr"> 64 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L65" class="LineNr"> 65 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L66" class="LineNr"> 66 </span> <span class="subxS2Comment"># . . call</span> -<span id="L67" class="LineNr"> 67 </span> e8/call <a href='hex.subx.html#L77'>convert</a>/disp32 -<span id="L68" class="LineNr"> 68 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L69" class="LineNr"> 69 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L71" class="LineNr"> 71 </span> bb/copy-to-EBX 0/imm32 -<span id="L72" class="LineNr"> 72 </span><span class="Constant">$main:end</span>: -<span id="L73" class="LineNr"> 73 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L74" class="LineNr"> 74 </span> cd/syscall 0x80/imm8 -<span id="L75" class="LineNr"> 75 </span> -<span id="L76" class="LineNr"> 76 </span><span class="subxComment"># the main entry point</span> -<span id="L77" class="LineNr"> 77 </span><span class="subxFunction">convert</span>: <span class="subxComment"># in : (address buffered-file), out : (address buffered-file), err : (address buffered-file), ed : (address exit-descriptor) -> <void></span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># pseudocode:</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># while true</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># EAX = convert-next-octet(in, err, ed)</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># if (EAX == Eof) break</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxComment"># write-byte-buffered(out, AL)</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxComment"># flush(out)</span> -<span id="L84" class="LineNr"> 84 </span> <span class="subxComment">#</span> -<span id="L85" class="LineNr"> 85 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L86" class="LineNr"> 86 </span> 55/push-EBP -<span id="L87" class="LineNr"> 87 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L89" class="LineNr"> 89 </span> 50/push-EAX -<span id="L90" class="LineNr"> 90 </span><span class="Constant">$convert:loop</span>: -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment"># EAX = convert-next-octet(in, err, ed)</span> -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L93" class="LineNr"> 93 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L94" class="LineNr"> 94 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L95" class="LineNr"> 95 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L96" class="LineNr"> 96 </span> <span class="subxS2Comment"># . . call</span> -<span id="L97" class="LineNr"> 97 </span> e8/call <a href='hex.subx.html#L135'>convert-next-octet</a>/disp32 -<span id="L98" class="LineNr"> 98 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L99" class="LineNr"> 99 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L100" class="LineNr"> 100 </span> <span class="subxComment"># if (EAX == Eof) break</span> -<span id="L101" class="LineNr"> 101 </span> 3d/compare-EAX-and 0xffffffff/imm32/Eof -<span id="L102" class="LineNr"> 102 </span> 74/jump-if-equal $convert:loop-end/disp8 -<span id="L103" class="LineNr"> 103 </span> <span class="subxComment"># write-byte-buffered(out, AL)</span> -<span id="L104" class="LineNr"> 104 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L105" class="LineNr"> 105 </span> 50/push-EAX -<span id="L106" class="LineNr"> 106 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L107" class="LineNr"> 107 </span> <span class="subxS2Comment"># . . call</span> -<span id="L108" class="LineNr"> 108 </span> e8/call <a href='../064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L109" class="LineNr"> 109 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L110" class="LineNr"> 110 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L111" class="LineNr"> 111 </span> <span class="subxComment"># loop</span> -<span id="L112" class="LineNr"> 112 </span> eb/jump $convert:loop/disp8 -<span id="L113" class="LineNr"> 113 </span><span class="Constant">$convert:loop-end</span>: -<span id="L114" class="LineNr"> 114 </span> <span class="subxComment"># flush(out)</span> -<span id="L115" class="LineNr"> 115 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L116" class="LineNr"> 116 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L117" class="LineNr"> 117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L118" class="LineNr"> 118 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L119" class="LineNr"> 119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L120" class="LineNr"> 120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L121" class="LineNr"> 121 </span><span class="Constant">$convert:end</span>: -<span id="L122" class="LineNr"> 122 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L123" class="LineNr"> 123 </span> 58/pop-to-EAX -<span id="L124" class="LineNr"> 124 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L125" class="LineNr"> 125 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L126" class="LineNr"> 126 </span> 5d/pop-to-EBP -<span id="L127" class="LineNr"> 127 </span> c3/return -<span id="L128" class="LineNr"> 128 </span> -<span id="L129" class="LineNr"> 129 </span><span class="subxComment"># read bytes from 'in' until a sequence of two lowercase hex (0-9, a-f) bytes</span> -<span id="L130" class="LineNr"> 130 </span><span class="subxComment"># skip spaces and newlines</span> -<span id="L131" class="LineNr"> 131 </span><span class="subxComment"># on '#' skip bytes until newline</span> -<span id="L132" class="LineNr"> 132 </span><span class="subxComment"># raise an error and abort on all other unexpected bytes</span> -<span id="L133" class="LineNr"> 133 </span><span class="subxComment"># return in EAX an _octet_ containing the binary value of the two hex characters</span> -<span id="L134" class="LineNr"> 134 </span><span class="subxComment"># return Eof on reaching end of file</span> -<span id="L135" class="LineNr"> 135 </span><span class="subxFunction">convert-next-octet</span>: <span class="subxComment"># in : (address buffered-file), err : (address buffered-file), ed : (address exit-descriptor) -> byte-or-Eof/EAX</span> -<span id="L136" class="LineNr"> 136 </span> <span class="subxComment"># pseudocode:</span> -<span id="L137" class="LineNr"> 137 </span> <span class="subxComment"># EAX = scan-next-byte(in, err, ed)</span> -<span id="L138" class="LineNr"> 138 </span> <span class="subxComment"># if (EAX == Eof) return</span> -<span id="L139" class="LineNr"> 139 </span> <span class="subxComment"># ECX = from-hex-char(EAX)</span> -<span id="L140" class="LineNr"> 140 </span> <span class="subxComment"># EAX = scan-next-byte(in, err, ed)</span> -<span id="L141" class="LineNr"> 141 </span> <span class="subxComment"># if (EAX == Eof) error("partial byte found.")</span> -<span id="L142" class="LineNr"> 142 </span> <span class="subxComment"># EAX = from-hex-char(EAX)</span> -<span id="L143" class="LineNr"> 143 </span> <span class="subxComment"># EAX = (ECX << 4) | EAX</span> -<span id="L144" class="LineNr"> 144 </span> <span class="subxComment"># return</span> -<span id="L145" class="LineNr"> 145 </span> <span class="subxComment">#</span> -<span id="L146" class="LineNr"> 146 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L147" class="LineNr"> 147 </span> 55/push-EBP -<span id="L148" class="LineNr"> 148 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L149" class="LineNr"> 149 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L150" class="LineNr"> 150 </span> 51/push-ECX -<span id="L151" class="LineNr"> 151 </span> <span class="subxComment"># EAX = scan-next-byte(in, err, ed)</span> -<span id="L152" class="LineNr"> 152 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L153" class="LineNr"> 153 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L154" class="LineNr"> 154 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L155" class="LineNr"> 155 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L156" class="LineNr"> 156 </span> <span class="subxS2Comment"># . . call</span> -<span id="L157" class="LineNr"> 157 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L158" class="LineNr"> 158 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L159" class="LineNr"> 159 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L160" class="LineNr"> 160 </span> <span class="subxComment"># if (EAX == Eof) return</span> -<span id="L161" class="LineNr"> 161 </span> 3d/compare-EAX-and 0xffffffff/imm32/Eof -<span id="L162" class="LineNr"> 162 </span> 74/jump-if-equal $convert-next-octet:end/disp8 -<span id="L163" class="LineNr"> 163 </span> <span class="subxComment"># EAX = from-hex-char(EAX)</span> -<span id="L164" class="LineNr"> 164 </span> e8/call <a href='../067parse-hex.subx.html#L797'>from-hex-char</a>/disp32 -<span id="L165" class="LineNr"> 165 </span> <span class="subxComment"># ECX = EAX</span> -<span id="L166" class="LineNr"> 166 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L167" class="LineNr"> 167 </span> <span class="subxComment"># EAX = scan-next-byte(in, err, ed)</span> -<span id="L168" class="LineNr"> 168 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L169" class="LineNr"> 169 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L170" class="LineNr"> 170 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L171" class="LineNr"> 171 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L172" class="LineNr"> 172 </span> <span class="subxS2Comment"># . . call</span> -<span id="L173" class="LineNr"> 173 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L174" class="LineNr"> 174 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L175" class="LineNr"> 175 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L176" class="LineNr"> 176 </span> <span class="subxComment"># if (EAX == Eof) error(ed, err, "partial byte found.")</span> -<span id="L177" class="LineNr"> 177 </span> 3d/compare-EAX-and 0xffffffff/imm32/Eof -<span id="L178" class="LineNr"> 178 </span> 75/jump-if-not-equal $convert-next-octet:<a href='hex.subx.html#L77'>convert</a>/disp8 -<span id="L179" class="LineNr"> 179 </span> <span class="subxS1Comment"># . error-byte(ed, err, msg, '.') # reusing error-byte to avoid creating _yet_ another helper</span> -<span id="L180" class="LineNr"> 180 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L181" class="LineNr"> 181 </span> 68/push 0x2e/imm32/period/dummy -<span id="L182" class="LineNr"> 182 </span> 68/push <span class="Constant">"convert-next-octet: partial byte found"</span>/imm32 -<span id="L183" class="LineNr"> 183 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L184" class="LineNr"> 184 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L185" class="LineNr"> 185 </span> <span class="subxS2Comment"># . . call</span> -<span id="L186" class="LineNr"> 186 </span> e8/call <a href='../068error-byte.subx.html#L27'>error-byte</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L187" class="LineNr"> 187 </span><span class="Constant">$convert-next-octet:<a href='hex.subx.html#L77'>convert</a></span>: -<span id="L188" class="LineNr"> 188 </span> <span class="subxComment"># EAX = from-hex-char(EAX)</span> -<span id="L189" class="LineNr"> 189 </span> e8/call <a href='../067parse-hex.subx.html#L797'>from-hex-char</a>/disp32 -<span id="L190" class="LineNr"> 190 </span> <span class="subxComment"># EAX = (ECX << 4) | EAX</span> -<span id="L191" class="LineNr"> 191 </span> <span class="subxS1Comment"># . ECX <<= 4</span> -<span id="L192" class="LineNr"> 192 </span> c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm8 <span class="subxComment"># shift ECX left by 4 bits</span> -<span id="L193" class="LineNr"> 193 </span> <span class="subxS1Comment"># . EAX |= ECX</span> -<span id="L194" class="LineNr"> 194 </span> 09/or 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EAX = bitwise OR with ECX</span> -<span id="L195" class="LineNr"> 195 </span><span class="Constant">$convert-next-octet:end</span>: -<span id="L196" class="LineNr"> 196 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L197" class="LineNr"> 197 </span> 59/pop-to-ECX -<span id="L198" class="LineNr"> 198 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L199" class="LineNr"> 199 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L200" class="LineNr"> 200 </span> 5d/pop-to-EBP -<span id="L201" class="LineNr"> 201 </span> c3/return -<span id="L202" class="LineNr"> 202 </span> -<span id="L203" class="LineNr"> 203 </span><span class="subxTest">test-convert-next-octet</span>: -<span id="L204" class="LineNr"> 204 </span> <span class="subxH1Comment"># - check that the first two bytes of the input are assembled into the resulting octet</span> -<span id="L205" class="LineNr"> 205 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L206" class="LineNr"> 206 </span> 55/push-EBP -<span id="L207" class="LineNr"> 207 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L208" class="LineNr"> 208 </span> <span class="subxComment"># clear all streams</span> -<span id="L209" class="LineNr"> 209 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L210" class="LineNr"> 210 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L211" class="LineNr"> 211 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L212" class="LineNr"> 212 </span> <span class="subxS2Comment"># . . call</span> -<span id="L213" class="LineNr"> 213 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L214" class="LineNr"> 214 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L215" class="LineNr"> 215 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L216" class="LineNr"> 216 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L217" class="LineNr"> 217 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L218" class="LineNr"> 218 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L219" class="LineNr"> 219 </span> 05/add-to-EAX 4/imm32 -<span id="L220" class="LineNr"> 220 </span> 50/push-EAX -<span id="L221" class="LineNr"> 221 </span> <span class="subxS2Comment"># . . call</span> -<span id="L222" class="LineNr"> 222 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L223" class="LineNr"> 223 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L224" class="LineNr"> 224 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L225" class="LineNr"> 225 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L226" class="LineNr"> 226 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L227" class="LineNr"> 227 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L228" class="LineNr"> 228 </span> <span class="subxS2Comment"># . . call</span> -<span id="L229" class="LineNr"> 229 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L230" class="LineNr"> 230 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L231" class="LineNr"> 231 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L232" class="LineNr"> 232 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L233" class="LineNr"> 233 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L234" class="LineNr"> 234 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L235" class="LineNr"> 235 </span> 05/add-to-EAX 4/imm32 -<span id="L236" class="LineNr"> 236 </span> 50/push-EAX -<span id="L237" class="LineNr"> 237 </span> <span class="subxS2Comment"># . . call</span> -<span id="L238" class="LineNr"> 238 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L239" class="LineNr"> 239 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L240" class="LineNr"> 240 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L241" class="LineNr"> 241 </span> <span class="subxComment"># initialize '_test-stream' to "abc"</span> -<span id="L242" class="LineNr"> 242 </span> <span class="subxS1Comment"># . write(_test-stream, "abc")</span> -<span id="L243" class="LineNr"> 243 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L244" class="LineNr"> 244 </span> 68/push <span class="Constant">"abc"</span>/imm32 -<span id="L245" class="LineNr"> 245 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L246" class="LineNr"> 246 </span> <span class="subxS2Comment"># . . call</span> -<span id="L247" class="LineNr"> 247 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L248" class="LineNr"> 248 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L249" class="LineNr"> 249 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L250" class="LineNr"> 250 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'convert-next-octet' below</span> -<span id="L251" class="LineNr"> 251 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L252" class="LineNr"> 252 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L253" class="LineNr"> 253 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L254" class="LineNr"> 254 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L255" class="LineNr"> 255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L256" class="LineNr"> 256 </span> 68/push 0xc/imm32/nbytes-of-args-for-convert-next-octet -<span id="L257" class="LineNr"> 257 </span> 51/push-ECX/ed -<span id="L258" class="LineNr"> 258 </span> <span class="subxS2Comment"># . . call</span> -<span id="L259" class="LineNr"> 259 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L260" class="LineNr"> 260 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L261" class="LineNr"> 261 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L262" class="LineNr"> 262 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L263" class="LineNr"> 263 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L264" class="LineNr"> 264 </span> 51/push-ECX/ed -<span id="L265" class="LineNr"> 265 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L266" class="LineNr"> 266 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L267" class="LineNr"> 267 </span> <span class="subxS2Comment"># . . call</span> -<span id="L268" class="LineNr"> 268 </span> e8/call <a href='hex.subx.html#L135'>convert-next-octet</a>/disp32 -<span id="L269" class="LineNr"> 269 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L270" class="LineNr"> 270 </span> <span class="subxComment"># pop args to convert-next-octet</span> -<span id="L271" class="LineNr"> 271 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L272" class="LineNr"> 272 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L273" class="LineNr"> 273 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L274" class="LineNr"> 274 </span> 59/pop-to-ECX -<span id="L275" class="LineNr"> 275 </span> <span class="subxComment"># check that convert-next-octet didn't abort</span> -<span id="L276" class="LineNr"> 276 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L277" class="LineNr"> 277 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L278" class="LineNr"> 278 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L203'>test-convert-next-octet</a>: unexpected abort"</span>/imm32 -<span id="L279" class="LineNr"> 279 </span> 68/push 0/imm32 -<span id="L280" class="LineNr"> 280 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L281" class="LineNr"> 281 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L282" class="LineNr"> 282 </span> <span class="subxS2Comment"># . . call</span> -<span id="L283" class="LineNr"> 283 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L284" class="LineNr"> 284 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L285" class="LineNr"> 285 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L286" class="LineNr"> 286 </span> <span class="subxComment"># return if abort</span> -<span id="L287" class="LineNr"> 287 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L288" class="LineNr"> 288 </span> 75/jump-if-not-equal $test-convert-next-octet:end/disp8 -<span id="L289" class="LineNr"> 289 </span> <span class="subxComment"># check-ints-equal(EAX, 0xab, msg)</span> -<span id="L290" class="LineNr"> 290 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L291" class="LineNr"> 291 </span> 68/push <span class="Constant">"F - test-convert-next-octet"</span>/imm32 -<span id="L292" class="LineNr"> 292 </span> 68/push 0xab/imm32/ab -<span id="L293" class="LineNr"> 293 </span> 50/push-EAX -<span id="L294" class="LineNr"> 294 </span> <span class="subxS2Comment"># . . call</span> -<span id="L295" class="LineNr"> 295 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L296" class="LineNr"> 296 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L297" class="LineNr"> 297 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L298" class="LineNr"> 298 </span><span class="Constant">$test-convert-next-octet:end</span>: -<span id="L299" class="LineNr"> 299 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L300" class="LineNr"> 300 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L301" class="LineNr"> 301 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L302" class="LineNr"> 302 </span> 5d/pop-to-EBP -<span id="L303" class="LineNr"> 303 </span> c3/return -<span id="L304" class="LineNr"> 304 </span> -<span id="L305" class="LineNr"> 305 </span><span class="subxTest">test-convert-next-octet-handles-Eof</span>: -<span id="L306" class="LineNr"> 306 </span> <span class="subxH1Comment"># - check that reaching end of file returns Eof</span> -<span id="L307" class="LineNr"> 307 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L308" class="LineNr"> 308 </span> 55/push-EBP -<span id="L309" class="LineNr"> 309 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L310" class="LineNr"> 310 </span> <span class="subxComment"># clear all streams</span> -<span id="L311" class="LineNr"> 311 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L312" class="LineNr"> 312 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L313" class="LineNr"> 313 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L314" class="LineNr"> 314 </span> <span class="subxS2Comment"># . . call</span> -<span id="L315" class="LineNr"> 315 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L316" class="LineNr"> 316 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L317" class="LineNr"> 317 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L318" class="LineNr"> 318 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L319" class="LineNr"> 319 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L320" class="LineNr"> 320 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L321" class="LineNr"> 321 </span> 05/add-to-EAX 4/imm32 -<span id="L322" class="LineNr"> 322 </span> 50/push-EAX -<span id="L323" class="LineNr"> 323 </span> <span class="subxS2Comment"># . . call</span> -<span id="L324" class="LineNr"> 324 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L325" class="LineNr"> 325 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L326" class="LineNr"> 326 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L327" class="LineNr"> 327 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L328" class="LineNr"> 328 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L329" class="LineNr"> 329 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L330" class="LineNr"> 330 </span> <span class="subxS2Comment"># . . call</span> -<span id="L331" class="LineNr"> 331 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L332" class="LineNr"> 332 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L333" class="LineNr"> 333 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L334" class="LineNr"> 334 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L335" class="LineNr"> 335 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L336" class="LineNr"> 336 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L337" class="LineNr"> 337 </span> 05/add-to-EAX 4/imm32 -<span id="L338" class="LineNr"> 338 </span> 50/push-EAX -<span id="L339" class="LineNr"> 339 </span> <span class="subxS2Comment"># . . call</span> -<span id="L340" class="LineNr"> 340 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L341" class="LineNr"> 341 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L342" class="LineNr"> 342 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L343" class="LineNr"> 343 </span> <span class="subxComment"># don't initialize '_test-stream'</span> -<span id="L344" class="LineNr"> 344 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'convert-next-octet' below</span> -<span id="L345" class="LineNr"> 345 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L346" class="LineNr"> 346 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L347" class="LineNr"> 347 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L348" class="LineNr"> 348 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L349" class="LineNr"> 349 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L350" class="LineNr"> 350 </span> 68/push 0xc/imm32/nbytes-of-args-for-convert-next-octet -<span id="L351" class="LineNr"> 351 </span> 51/push-ECX/ed -<span id="L352" class="LineNr"> 352 </span> <span class="subxS2Comment"># . . call</span> -<span id="L353" class="LineNr"> 353 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L354" class="LineNr"> 354 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L355" class="LineNr"> 355 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L356" class="LineNr"> 356 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L357" class="LineNr"> 357 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L358" class="LineNr"> 358 </span> 51/push-ECX/ed -<span id="L359" class="LineNr"> 359 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L360" class="LineNr"> 360 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L361" class="LineNr"> 361 </span> <span class="subxS2Comment"># . . call</span> -<span id="L362" class="LineNr"> 362 </span> e8/call <a href='hex.subx.html#L135'>convert-next-octet</a>/disp32 -<span id="L363" class="LineNr"> 363 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L364" class="LineNr"> 364 </span> <span class="subxComment"># pop args to convert-next-octet</span> -<span id="L365" class="LineNr"> 365 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L366" class="LineNr"> 366 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L367" class="LineNr"> 367 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L368" class="LineNr"> 368 </span> 59/pop-to-ECX -<span id="L369" class="LineNr"> 369 </span> <span class="subxComment"># check that convert-next-octet didn't abort</span> -<span id="L370" class="LineNr"> 370 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L371" class="LineNr"> 371 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L372" class="LineNr"> 372 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L203'>test-convert-next-octet</a>: unexpected abort"</span>/imm32 -<span id="L373" class="LineNr"> 373 </span> 68/push 0/imm32 -<span id="L374" class="LineNr"> 374 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L375" class="LineNr"> 375 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L376" class="LineNr"> 376 </span> <span class="subxS2Comment"># . . call</span> -<span id="L377" class="LineNr"> 377 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L378" class="LineNr"> 378 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L379" class="LineNr"> 379 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L380" class="LineNr"> 380 </span> <span class="subxComment"># return if abort</span> -<span id="L381" class="LineNr"> 381 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L382" class="LineNr"> 382 </span> 75/jump-if-not-equal $test-convert-next-octet-handles-Eof:end/disp8 -<span id="L383" class="LineNr"> 383 </span> <span class="subxComment"># check-ints-equal(EAX, Eof, msg)</span> -<span id="L384" class="LineNr"> 384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L385" class="LineNr"> 385 </span> 68/push <span class="Constant">"F - test-convert-next-octet-handles-Eof"</span>/imm32 -<span id="L386" class="LineNr"> 386 </span> 68/push 0xffffffff/imm32/Eof -<span id="L387" class="LineNr"> 387 </span> 50/push-EAX -<span id="L388" class="LineNr"> 388 </span> <span class="subxS2Comment"># . . call</span> -<span id="L389" class="LineNr"> 389 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L390" class="LineNr"> 390 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L391" class="LineNr"> 391 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L392" class="LineNr"> 392 </span><span class="Constant">$test-convert-next-octet-handles-Eof:end</span>: -<span id="L393" class="LineNr"> 393 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L394" class="LineNr"> 394 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L395" class="LineNr"> 395 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L396" class="LineNr"> 396 </span> 5d/pop-to-EBP -<span id="L397" class="LineNr"> 397 </span> c3/return -<span id="L398" class="LineNr"> 398 </span> -<span id="L399" class="LineNr"> 399 </span><span class="subxTest">test-convert-next-octet-aborts-on-single-hex-byte</span>: -<span id="L400" class="LineNr"> 400 </span> <span class="subxH1Comment"># - check that a single unaccompanied hex byte aborts</span> -<span id="L401" class="LineNr"> 401 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L402" class="LineNr"> 402 </span> 55/push-EBP -<span id="L403" class="LineNr"> 403 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L404" class="LineNr"> 404 </span> <span class="subxComment"># clear all streams</span> -<span id="L405" class="LineNr"> 405 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L406" class="LineNr"> 406 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L407" class="LineNr"> 407 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L408" class="LineNr"> 408 </span> <span class="subxS2Comment"># . . call</span> -<span id="L409" class="LineNr"> 409 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L410" class="LineNr"> 410 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L411" class="LineNr"> 411 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L412" class="LineNr"> 412 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L413" class="LineNr"> 413 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L414" class="LineNr"> 414 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L415" class="LineNr"> 415 </span> 05/add-to-EAX 4/imm32 -<span id="L416" class="LineNr"> 416 </span> 50/push-EAX -<span id="L417" class="LineNr"> 417 </span> <span class="subxS2Comment"># . . call</span> -<span id="L418" class="LineNr"> 418 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L419" class="LineNr"> 419 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L420" class="LineNr"> 420 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L421" class="LineNr"> 421 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L422" class="LineNr"> 422 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L423" class="LineNr"> 423 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L424" class="LineNr"> 424 </span> <span class="subxS2Comment"># . . call</span> -<span id="L425" class="LineNr"> 425 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L426" class="LineNr"> 426 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L427" class="LineNr"> 427 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L428" class="LineNr"> 428 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L429" class="LineNr"> 429 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L430" class="LineNr"> 430 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L431" class="LineNr"> 431 </span> 05/add-to-EAX 4/imm32 -<span id="L432" class="LineNr"> 432 </span> 50/push-EAX -<span id="L433" class="LineNr"> 433 </span> <span class="subxS2Comment"># . . call</span> -<span id="L434" class="LineNr"> 434 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L435" class="LineNr"> 435 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L436" class="LineNr"> 436 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L437" class="LineNr"> 437 </span> <span class="subxComment"># initialize '_test-stream' to "a"</span> -<span id="L438" class="LineNr"> 438 </span> <span class="subxS1Comment"># . write(_test-stream, "a")</span> -<span id="L439" class="LineNr"> 439 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L440" class="LineNr"> 440 </span> 68/push <span class="Constant">"a"</span>/imm32 -<span id="L441" class="LineNr"> 441 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L442" class="LineNr"> 442 </span> <span class="subxS2Comment"># . . call</span> -<span id="L443" class="LineNr"> 443 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L444" class="LineNr"> 444 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L445" class="LineNr"> 445 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L446" class="LineNr"> 446 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'convert-next-octet' below</span> -<span id="L447" class="LineNr"> 447 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L448" class="LineNr"> 448 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L449" class="LineNr"> 449 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L450" class="LineNr"> 450 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L451" class="LineNr"> 451 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L452" class="LineNr"> 452 </span> 68/push 0xc/imm32/nbytes-of-args-for-convert-next-octet -<span id="L453" class="LineNr"> 453 </span> 51/push-ECX/ed -<span id="L454" class="LineNr"> 454 </span> <span class="subxS2Comment"># . . call</span> -<span id="L455" class="LineNr"> 455 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L456" class="LineNr"> 456 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L457" class="LineNr"> 457 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L458" class="LineNr"> 458 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L459" class="LineNr"> 459 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L460" class="LineNr"> 460 </span> 51/push-ECX/ed -<span id="L461" class="LineNr"> 461 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L462" class="LineNr"> 462 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L463" class="LineNr"> 463 </span> <span class="subxS2Comment"># . . call</span> -<span id="L464" class="LineNr"> 464 </span> e8/call <a href='hex.subx.html#L135'>convert-next-octet</a>/disp32 -<span id="L465" class="LineNr"> 465 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L466" class="LineNr"> 466 </span> <span class="subxComment"># pop args to convert-next-octet</span> -<span id="L467" class="LineNr"> 467 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L468" class="LineNr"> 468 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L469" class="LineNr"> 469 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L470" class="LineNr"> 470 </span> 59/pop-to-ECX -<span id="L471" class="LineNr"> 471 </span> <span class="subxComment"># check that convert-next-octet aborted</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 2, msg)</span> -<span id="L473" class="LineNr"> 473 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L474" class="LineNr"> 474 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L399'>test-convert-next-octet-aborts-on-single-hex-byte</a>: unexpected abort"</span>/imm32 -<span id="L475" class="LineNr"> 475 </span> 68/push 2/imm32 -<span id="L476" class="LineNr"> 476 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L477" class="LineNr"> 477 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L478" class="LineNr"> 478 </span> <span class="subxS2Comment"># . . call</span> -<span id="L479" class="LineNr"> 479 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L480" class="LineNr"> 480 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L481" class="LineNr"> 481 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L482" class="LineNr"> 482 </span><span class="Constant">$test-convert-next-octet-aborts-on-single-hex-byte:end</span>: -<span id="L483" class="LineNr"> 483 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L484" class="LineNr"> 484 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L485" class="LineNr"> 485 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L486" class="LineNr"> 486 </span> 5d/pop-to-EBP -<span id="L487" class="LineNr"> 487 </span> c3/return -<span id="L488" class="LineNr"> 488 </span> -<span id="L489" class="LineNr"> 489 </span><span class="subxComment"># read whitespace until a hex byte, and return it</span> -<span id="L490" class="LineNr"> 490 </span><span class="subxComment"># return Eof if file ends without finding a hex byte</span> -<span id="L491" class="LineNr"> 491 </span><span class="subxComment"># on '#' skip all bytes until newline</span> -<span id="L492" class="LineNr"> 492 </span><span class="subxComment"># abort on any other byte</span> -<span id="L493" class="LineNr"> 493 </span><span class="subxFunction">scan-next-byte</span>: <span class="subxComment"># in : (address buffered-file), err : (address buffered-file), ed : (address exit-descriptor) -> byte-or-Eof/EAX</span> -<span id="L494" class="LineNr"> 494 </span> <span class="subxComment"># pseudocode:</span> -<span id="L495" class="LineNr"> 495 </span> <span class="subxComment"># while true</span> -<span id="L496" class="LineNr"> 496 </span> <span class="subxComment"># EAX = read-byte-buffered(in)</span> -<span id="L497" class="LineNr"> 497 </span> <span class="subxComment"># if (EAX == Eof) return EAX</span> -<span id="L498" class="LineNr"> 498 </span> <span class="subxComment"># if (is-hex-digit?(EAX)) return EAX</span> -<span id="L499" class="LineNr"> 499 </span> <span class="subxComment"># if (EAX == ' ' or '\t' or '\n') continue</span> -<span id="L500" class="LineNr"> 500 </span> <span class="subxComment"># if (EAX == '#') skip-until-newline(in)</span> -<span id="L501" class="LineNr"> 501 </span> <span class="subxComment"># else error-byte(ed, err, "invalid byte: " EAX)</span> -<span id="L502" class="LineNr"> 502 </span> <span class="subxComment">#</span> -<span id="L503" class="LineNr"> 503 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L504" class="LineNr"> 504 </span> 55/push-EBP -<span id="L505" class="LineNr"> 505 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L506" class="LineNr"> 506 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L507" class="LineNr"> 507 </span><span class="Constant">$scan-next-byte:loop</span>: -<span id="L508" class="LineNr"> 508 </span> <span class="subxComment"># EAX = read-byte-buffered(in)</span> -<span id="L509" class="LineNr"> 509 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L510" class="LineNr"> 510 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L511" class="LineNr"> 511 </span> <span class="subxS2Comment"># . . call</span> -<span id="L512" class="LineNr"> 512 </span> e8/call <a href='../061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L513" class="LineNr"> 513 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L514" class="LineNr"> 514 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L515" class="LineNr"> 515 </span> <span class="subxComment"># if (EAX == Eof) return EAX</span> -<span id="L516" class="LineNr"> 516 </span> 3d/compare-with-EAX 0xffffffff/imm32/Eof -<span id="L517" class="LineNr"> 517 </span> 74/jump-if-equal $scan-next-byte:end/disp8 -<span id="L518" class="LineNr"> 518 </span> <span class="subxComment"># if (is-hex-digit?(EAX)) return EAX</span> -<span id="L519" class="LineNr"> 519 </span> <span class="subxS1Comment"># . save EAX for now</span> -<span id="L520" class="LineNr"> 520 </span> 50/push-EAX -<span id="L521" class="LineNr"> 521 </span> <span class="subxS1Comment"># . is-hex-digit?(EAX)</span> -<span id="L522" class="LineNr"> 522 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L523" class="LineNr"> 523 </span> 50/push-EAX -<span id="L524" class="LineNr"> 524 </span> <span class="subxS2Comment"># . . call</span> -<span id="L525" class="LineNr"> 525 </span> e8/call <a href='../067parse-hex.subx.html#L638'>is-hex-digit?</a>/disp32 -<span id="L526" class="LineNr"> 526 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L527" class="LineNr"> 527 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L528" class="LineNr"> 528 </span> <span class="subxS1Comment"># . compare with 'false'</span> -<span id="L529" class="LineNr"> 529 </span> 3d/compare-with-EAX 0/imm32 -<span id="L530" class="LineNr"> 530 </span> <span class="subxS1Comment"># . restore EAX (does not affect flags)</span> -<span id="L531" class="LineNr"> 531 </span> 58/pop-to-EAX -<span id="L532" class="LineNr"> 532 </span> <span class="subxS1Comment"># . check whether to return</span> -<span id="L533" class="LineNr"> 533 </span> 75/jump-if-not-equal $scan-next-byte:end/disp8 -<span id="L534" class="LineNr"> 534 </span><span class="Constant">$scan-next-byte:check1</span>: -<span id="L535" class="LineNr"> 535 </span> <span class="subxComment"># if (EAX == ' ') continue</span> -<span id="L536" class="LineNr"> 536 </span> 3d/compare-EAX-and 0x20/imm32/space -<span id="L537" class="LineNr"> 537 </span> 74/jump-if-equal $scan-next-byte:loop/disp8 -<span id="L538" class="LineNr"> 538 </span> <span class="subxComment"># if (EAX == '\t') continue</span> -<span id="L539" class="LineNr"> 539 </span> 3d/compare-EAX-and 9/imm32/tab -<span id="L540" class="LineNr"> 540 </span> 74/jump-if-equal $scan-next-byte:loop/disp8 -<span id="L541" class="LineNr"> 541 </span> <span class="subxComment"># if (EAX == '\n') continue</span> -<span id="L542" class="LineNr"> 542 </span> 3d/compare-EAX-and 0xa/imm32/newline -<span id="L543" class="LineNr"> 543 </span> 74/jump-if-equal $scan-next-byte:loop/disp8 -<span id="L544" class="LineNr"> 544 </span><span class="Constant">$scan-next-byte:check2</span>: -<span id="L545" class="LineNr"> 545 </span> <span class="subxComment"># if (EAX == '#') skip-until-newline(in)</span> -<span id="L546" class="LineNr"> 546 </span> 3d/compare-with-EAX 0x23/imm32 -<span id="L547" class="LineNr"> 547 </span> 75/jump-if-not-equal $scan-next-byte:check3/disp8 -<span id="L548" class="LineNr"> 548 </span> <span class="subxS1Comment"># . skip-until-newline(in)</span> -<span id="L549" class="LineNr"> 549 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L550" class="LineNr"> 550 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L551" class="LineNr"> 551 </span> <span class="subxS2Comment"># . . call</span> -<span id="L552" class="LineNr"> 552 </span> e8/call <a href='hex.subx.html#L1392'>skip-until-newline</a>/disp32 -<span id="L553" class="LineNr"> 553 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L554" class="LineNr"> 554 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L555" class="LineNr"> 555 </span> eb/jump $scan-next-byte:loop/disp8 -<span id="L556" class="LineNr"> 556 </span><span class="Constant">$scan-next-byte:check3</span>: -<span id="L557" class="LineNr"> 557 </span> <span class="subxComment"># otherwise error-byte(ed, err, msg, EAX)</span> -<span id="L558" class="LineNr"> 558 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L559" class="LineNr"> 559 </span> 50/push-EAX -<span id="L560" class="LineNr"> 560 </span> 68/push <span class="Constant">"scan-next-byte: invalid byte"</span>/imm32 -<span id="L561" class="LineNr"> 561 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L562" class="LineNr"> 562 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L563" class="LineNr"> 563 </span> <span class="subxS2Comment"># . . call</span> -<span id="L564" class="LineNr"> 564 </span> e8/call <a href='../068error-byte.subx.html#L27'>error-byte</a>/disp32 <span class="subxComment"># never returns</span> -<span id="L565" class="LineNr"> 565 </span><span class="Constant">$scan-next-byte:end</span>: -<span id="L566" class="LineNr"> 566 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L567" class="LineNr"> 567 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L568" class="LineNr"> 568 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L569" class="LineNr"> 569 </span> 5d/pop-to-EBP -<span id="L570" class="LineNr"> 570 </span> c3/return -<span id="L571" class="LineNr"> 571 </span> -<span id="L572" class="LineNr"> 572 </span><span class="subxTest">test-scan-next-byte</span>: -<span id="L573" class="LineNr"> 573 </span> <span class="subxH1Comment"># - check that the first byte of the input is returned</span> -<span id="L574" class="LineNr"> 574 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L575" class="LineNr"> 575 </span> 55/push-EBP -<span id="L576" class="LineNr"> 576 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L577" class="LineNr"> 577 </span> <span class="subxComment"># clear all streams</span> -<span id="L578" class="LineNr"> 578 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L579" class="LineNr"> 579 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L580" class="LineNr"> 580 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L581" class="LineNr"> 581 </span> <span class="subxS2Comment"># . . call</span> -<span id="L582" class="LineNr"> 582 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L583" class="LineNr"> 583 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L584" class="LineNr"> 584 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L585" class="LineNr"> 585 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L586" class="LineNr"> 586 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L587" class="LineNr"> 587 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L588" class="LineNr"> 588 </span> 05/add-to-EAX 4/imm32 -<span id="L589" class="LineNr"> 589 </span> 50/push-EAX -<span id="L590" class="LineNr"> 590 </span> <span class="subxS2Comment"># . . call</span> -<span id="L591" class="LineNr"> 591 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L592" class="LineNr"> 592 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L593" class="LineNr"> 593 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L594" class="LineNr"> 594 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L595" class="LineNr"> 595 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L596" class="LineNr"> 596 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L597" class="LineNr"> 597 </span> <span class="subxS2Comment"># . . call</span> -<span id="L598" class="LineNr"> 598 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L599" class="LineNr"> 599 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L600" class="LineNr"> 600 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L601" class="LineNr"> 601 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L602" class="LineNr"> 602 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L603" class="LineNr"> 603 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L604" class="LineNr"> 604 </span> 05/add-to-EAX 4/imm32 -<span id="L605" class="LineNr"> 605 </span> 50/push-EAX -<span id="L606" class="LineNr"> 606 </span> <span class="subxS2Comment"># . . call</span> -<span id="L607" class="LineNr"> 607 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L608" class="LineNr"> 608 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L609" class="LineNr"> 609 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L610" class="LineNr"> 610 </span> <span class="subxComment"># initialize '_test-stream' to "abc"</span> -<span id="L611" class="LineNr"> 611 </span> <span class="subxS1Comment"># . write(_test-stream, "abc")</span> -<span id="L612" class="LineNr"> 612 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L613" class="LineNr"> 613 </span> 68/push <span class="Constant">"abc"</span>/imm32 -<span id="L614" class="LineNr"> 614 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L615" class="LineNr"> 615 </span> <span class="subxS2Comment"># . . call</span> -<span id="L616" class="LineNr"> 616 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L617" class="LineNr"> 617 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L618" class="LineNr"> 618 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L619" class="LineNr"> 619 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L620" class="LineNr"> 620 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L621" class="LineNr"> 621 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L622" class="LineNr"> 622 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L623" class="LineNr"> 623 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L624" class="LineNr"> 624 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L625" class="LineNr"> 625 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L626" class="LineNr"> 626 </span> 51/push-ECX/ed -<span id="L627" class="LineNr"> 627 </span> <span class="subxS2Comment"># . . call</span> -<span id="L628" class="LineNr"> 628 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L629" class="LineNr"> 629 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L630" class="LineNr"> 630 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L631" class="LineNr"> 631 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L632" class="LineNr"> 632 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L633" class="LineNr"> 633 </span> 51/push-ECX/ed -<span id="L634" class="LineNr"> 634 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L635" class="LineNr"> 635 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L636" class="LineNr"> 636 </span> <span class="subxS2Comment"># . . call</span> -<span id="L637" class="LineNr"> 637 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L638" class="LineNr"> 638 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L639" class="LineNr"> 639 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L640" class="LineNr"> 640 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L641" class="LineNr"> 641 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L642" class="LineNr"> 642 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L643" class="LineNr"> 643 </span> 59/pop-to-ECX -<span id="L644" class="LineNr"> 644 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L645" class="LineNr"> 645 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L646" class="LineNr"> 646 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L647" class="LineNr"> 647 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L572'>test-scan-next-byte</a>: unexpected abort"</span>/imm32 -<span id="L648" class="LineNr"> 648 </span> 68/push 0/imm32 -<span id="L649" class="LineNr"> 649 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L650" class="LineNr"> 650 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L651" class="LineNr"> 651 </span> <span class="subxS2Comment"># . . call</span> -<span id="L652" class="LineNr"> 652 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L653" class="LineNr"> 653 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L654" class="LineNr"> 654 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L655" class="LineNr"> 655 </span> <span class="subxComment"># return if abort</span> -<span id="L656" class="LineNr"> 656 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L657" class="LineNr"> 657 </span> 75/jump-if-not-equal $test-scan-next-byte:end/disp8 -<span id="L658" class="LineNr"> 658 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L659" class="LineNr"> 659 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L660" class="LineNr"> 660 </span> 68/push <span class="Constant">"F - test-scan-next-byte"</span>/imm32 -<span id="L661" class="LineNr"> 661 </span> 68/push 0x61/imm32/a -<span id="L662" class="LineNr"> 662 </span> 50/push-EAX -<span id="L663" class="LineNr"> 663 </span> <span class="subxS2Comment"># . . call</span> -<span id="L664" class="LineNr"> 664 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L665" class="LineNr"> 665 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L666" class="LineNr"> 666 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L667" class="LineNr"> 667 </span><span class="Constant">$test-scan-next-byte:end</span>: -<span id="L668" class="LineNr"> 668 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L669" class="LineNr"> 669 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L670" class="LineNr"> 670 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L671" class="LineNr"> 671 </span> 5d/pop-to-EBP -<span id="L672" class="LineNr"> 672 </span> c3/return -<span id="L673" class="LineNr"> 673 </span> -<span id="L674" class="LineNr"> 674 </span><span class="subxTest">test-scan-next-byte-skips-whitespace</span>: -<span id="L675" class="LineNr"> 675 </span> <span class="subxH1Comment"># - check that the first byte after whitespace is returned</span> -<span id="L676" class="LineNr"> 676 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L677" class="LineNr"> 677 </span> 55/push-EBP -<span id="L678" class="LineNr"> 678 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxComment"># clear all streams</span> -<span id="L680" class="LineNr"> 680 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L681" class="LineNr"> 681 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L682" class="LineNr"> 682 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L683" class="LineNr"> 683 </span> <span class="subxS2Comment"># . . call</span> -<span id="L684" class="LineNr"> 684 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L685" class="LineNr"> 685 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L686" class="LineNr"> 686 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L687" class="LineNr"> 687 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L688" class="LineNr"> 688 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L689" class="LineNr"> 689 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L690" class="LineNr"> 690 </span> 05/add-to-EAX 4/imm32 -<span id="L691" class="LineNr"> 691 </span> 50/push-EAX -<span id="L692" class="LineNr"> 692 </span> <span class="subxS2Comment"># . . call</span> -<span id="L693" class="LineNr"> 693 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L694" class="LineNr"> 694 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L695" class="LineNr"> 695 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L696" class="LineNr"> 696 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L697" class="LineNr"> 697 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L698" class="LineNr"> 698 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L699" class="LineNr"> 699 </span> <span class="subxS2Comment"># . . call</span> -<span id="L700" class="LineNr"> 700 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L701" class="LineNr"> 701 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L702" class="LineNr"> 702 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L703" class="LineNr"> 703 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L704" class="LineNr"> 704 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L705" class="LineNr"> 705 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L706" class="LineNr"> 706 </span> 05/add-to-EAX 4/imm32 -<span id="L707" class="LineNr"> 707 </span> 50/push-EAX -<span id="L708" class="LineNr"> 708 </span> <span class="subxS2Comment"># . . call</span> -<span id="L709" class="LineNr"> 709 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L710" class="LineNr"> 710 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L711" class="LineNr"> 711 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L712" class="LineNr"> 712 </span> <span class="subxComment"># initialize '_test-stream' to input with leading whitespace</span> -<span id="L713" class="LineNr"> 713 </span> <span class="subxS1Comment"># . write(_test-stream, text)</span> -<span id="L714" class="LineNr"> 714 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L715" class="LineNr"> 715 </span> 68/push <span class="Constant">" abc"</span>/imm32 -<span id="L716" class="LineNr"> 716 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L717" class="LineNr"> 717 </span> <span class="subxS2Comment"># . . call</span> -<span id="L718" class="LineNr"> 718 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L719" class="LineNr"> 719 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L720" class="LineNr"> 720 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L721" class="LineNr"> 721 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L722" class="LineNr"> 722 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L723" class="LineNr"> 723 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L724" class="LineNr"> 724 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L725" class="LineNr"> 725 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L726" class="LineNr"> 726 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L727" class="LineNr"> 727 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L728" class="LineNr"> 728 </span> 51/push-ECX/ed -<span id="L729" class="LineNr"> 729 </span> <span class="subxS2Comment"># . . call</span> -<span id="L730" class="LineNr"> 730 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L731" class="LineNr"> 731 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L732" class="LineNr"> 732 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L733" class="LineNr"> 733 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L734" class="LineNr"> 734 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L735" class="LineNr"> 735 </span> 51/push-ECX/ed -<span id="L736" class="LineNr"> 736 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L737" class="LineNr"> 737 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L738" class="LineNr"> 738 </span> <span class="subxS2Comment"># . . call</span> -<span id="L739" class="LineNr"> 739 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L740" class="LineNr"> 740 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L741" class="LineNr"> 741 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L742" class="LineNr"> 742 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L743" class="LineNr"> 743 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L744" class="LineNr"> 744 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L745" class="LineNr"> 745 </span> 59/pop-to-ECX -<span id="L746" class="LineNr"> 746 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L747" class="LineNr"> 747 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L748" class="LineNr"> 748 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L749" class="LineNr"> 749 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L674'>test-scan-next-byte-skips-whitespace</a>: unexpected abort"</span>/imm32 -<span id="L750" class="LineNr"> 750 </span> 68/push 0/imm32 -<span id="L751" class="LineNr"> 751 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L752" class="LineNr"> 752 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L753" class="LineNr"> 753 </span> <span class="subxS2Comment"># . . call</span> -<span id="L754" class="LineNr"> 754 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L755" class="LineNr"> 755 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L756" class="LineNr"> 756 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L757" class="LineNr"> 757 </span> <span class="subxComment"># return if abort</span> -<span id="L758" class="LineNr"> 758 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L759" class="LineNr"> 759 </span> 75/jump-if-not-equal $test-scan-next-byte-skips-whitespace:end/disp8 -<span id="L760" class="LineNr"> 760 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L761" class="LineNr"> 761 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L762" class="LineNr"> 762 </span> 68/push <span class="Constant">"F - test-scan-next-byte-skips-whitespace"</span>/imm32 -<span id="L763" class="LineNr"> 763 </span> 68/push 0x61/imm32/a -<span id="L764" class="LineNr"> 764 </span> 50/push-EAX -<span id="L765" class="LineNr"> 765 </span> <span class="subxS2Comment"># . . call</span> -<span id="L766" class="LineNr"> 766 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L767" class="LineNr"> 767 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L768" class="LineNr"> 768 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L769" class="LineNr"> 769 </span><span class="Constant">$test-scan-next-byte-skips-whitespace:end</span>: -<span id="L770" class="LineNr"> 770 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L771" class="LineNr"> 771 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L772" class="LineNr"> 772 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L773" class="LineNr"> 773 </span> 5d/pop-to-EBP -<span id="L774" class="LineNr"> 774 </span> c3/return -<span id="L775" class="LineNr"> 775 </span> -<span id="L776" class="LineNr"> 776 </span><span class="subxTest">test-scan-next-byte-skips-comment</span>: -<span id="L777" class="LineNr"> 777 </span> <span class="subxH1Comment"># - check that the first byte after a comment (and newline) is returned</span> -<span id="L778" class="LineNr"> 778 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L779" class="LineNr"> 779 </span> 55/push-EBP -<span id="L780" class="LineNr"> 780 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L781" class="LineNr"> 781 </span> <span class="subxComment"># clear all streams</span> -<span id="L782" class="LineNr"> 782 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L783" class="LineNr"> 783 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L784" class="LineNr"> 784 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L785" class="LineNr"> 785 </span> <span class="subxS2Comment"># . . call</span> -<span id="L786" class="LineNr"> 786 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L787" class="LineNr"> 787 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L788" class="LineNr"> 788 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L789" class="LineNr"> 789 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L790" class="LineNr"> 790 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L791" class="LineNr"> 791 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L792" class="LineNr"> 792 </span> 05/add-to-EAX 4/imm32 -<span id="L793" class="LineNr"> 793 </span> 50/push-EAX -<span id="L794" class="LineNr"> 794 </span> <span class="subxS2Comment"># . . call</span> -<span id="L795" class="LineNr"> 795 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L796" class="LineNr"> 796 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L797" class="LineNr"> 797 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L798" class="LineNr"> 798 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L799" class="LineNr"> 799 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L800" class="LineNr"> 800 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L801" class="LineNr"> 801 </span> <span class="subxS2Comment"># . . call</span> -<span id="L802" class="LineNr"> 802 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L803" class="LineNr"> 803 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L804" class="LineNr"> 804 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L805" class="LineNr"> 805 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L806" class="LineNr"> 806 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L807" class="LineNr"> 807 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L808" class="LineNr"> 808 </span> 05/add-to-EAX 4/imm32 -<span id="L809" class="LineNr"> 809 </span> 50/push-EAX -<span id="L810" class="LineNr"> 810 </span> <span class="subxS2Comment"># . . call</span> -<span id="L811" class="LineNr"> 811 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L812" class="LineNr"> 812 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L813" class="LineNr"> 813 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L814" class="LineNr"> 814 </span> <span class="subxComment"># initialize '_test-stream' to input with leading comment</span> -<span id="L815" class="LineNr"> 815 </span> <span class="subxS1Comment"># . write(_test-stream, comment)</span> -<span id="L816" class="LineNr"> 816 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L817" class="LineNr"> 817 </span> 68/push <span class="Constant">"#x\n"</span>/imm32 -<span id="L818" class="LineNr"> 818 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L819" class="LineNr"> 819 </span> <span class="subxS2Comment"># . . call</span> -<span id="L820" class="LineNr"> 820 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L821" class="LineNr"> 821 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L822" class="LineNr"> 822 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L823" class="LineNr"> 823 </span> <span class="subxS1Comment"># . write(_test-stream, real text)</span> -<span id="L824" class="LineNr"> 824 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L825" class="LineNr"> 825 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L826" class="LineNr"> 826 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L827" class="LineNr"> 827 </span> <span class="subxS2Comment"># . . call</span> -<span id="L828" class="LineNr"> 828 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L829" class="LineNr"> 829 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L830" class="LineNr"> 830 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L831" class="LineNr"> 831 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L832" class="LineNr"> 832 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L833" class="LineNr"> 833 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L834" class="LineNr"> 834 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L835" class="LineNr"> 835 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L836" class="LineNr"> 836 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L837" class="LineNr"> 837 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L838" class="LineNr"> 838 </span> 51/push-ECX/ed -<span id="L839" class="LineNr"> 839 </span> <span class="subxS2Comment"># . . call</span> -<span id="L840" class="LineNr"> 840 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L841" class="LineNr"> 841 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L842" class="LineNr"> 842 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L843" class="LineNr"> 843 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L844" class="LineNr"> 844 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L845" class="LineNr"> 845 </span> 51/push-ECX/ed -<span id="L846" class="LineNr"> 846 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L847" class="LineNr"> 847 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L848" class="LineNr"> 848 </span> <span class="subxS2Comment"># . . call</span> -<span id="L849" class="LineNr"> 849 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L850" class="LineNr"> 850 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L851" class="LineNr"> 851 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L852" class="LineNr"> 852 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L853" class="LineNr"> 853 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L854" class="LineNr"> 854 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L855" class="LineNr"> 855 </span> 59/pop-to-ECX -<span id="L856" class="LineNr"> 856 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L857" class="LineNr"> 857 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L858" class="LineNr"> 858 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L859" class="LineNr"> 859 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L776'>test-scan-next-byte-skips-comment</a>: unexpected abort"</span>/imm32 -<span id="L860" class="LineNr"> 860 </span> 68/push 0/imm32 -<span id="L861" class="LineNr"> 861 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L862" class="LineNr"> 862 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L863" class="LineNr"> 863 </span> <span class="subxS2Comment"># . . call</span> -<span id="L864" class="LineNr"> 864 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L865" class="LineNr"> 865 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L866" class="LineNr"> 866 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L867" class="LineNr"> 867 </span> <span class="subxComment"># return if abort</span> -<span id="L868" class="LineNr"> 868 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L869" class="LineNr"> 869 </span> 75/jump-if-not-equal $test-scan-next-byte-skips-comment:end/disp8 -<span id="L870" class="LineNr"> 870 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L871" class="LineNr"> 871 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L872" class="LineNr"> 872 </span> 68/push <span class="Constant">"F - test-scan-next-byte-skips-comment"</span>/imm32 -<span id="L873" class="LineNr"> 873 </span> 68/push 0x61/imm32/a -<span id="L874" class="LineNr"> 874 </span> 50/push-EAX -<span id="L875" class="LineNr"> 875 </span> <span class="subxS2Comment"># . . call</span> -<span id="L876" class="LineNr"> 876 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L877" class="LineNr"> 877 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L878" class="LineNr"> 878 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L879" class="LineNr"> 879 </span><span class="Constant">$test-scan-next-byte-skips-comment:end</span>: -<span id="L880" class="LineNr"> 880 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L881" class="LineNr"> 881 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L882" class="LineNr"> 882 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L883" class="LineNr"> 883 </span> 5d/pop-to-EBP -<span id="L884" class="LineNr"> 884 </span> c3/return -<span id="L885" class="LineNr"> 885 </span> -<span id="L886" class="LineNr"> 886 </span><span class="subxTest">test-scan-next-byte-skips-comment-and-whitespace</span>: -<span id="L887" class="LineNr"> 887 </span> <span class="subxH1Comment"># - check that the first byte after a comment and any further whitespace is returned</span> -<span id="L888" class="LineNr"> 888 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L889" class="LineNr"> 889 </span> 55/push-EBP -<span id="L890" class="LineNr"> 890 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L891" class="LineNr"> 891 </span> <span class="subxComment"># clear all streams</span> -<span id="L892" class="LineNr"> 892 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L893" class="LineNr"> 893 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L894" class="LineNr"> 894 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L895" class="LineNr"> 895 </span> <span class="subxS2Comment"># . . call</span> -<span id="L896" class="LineNr"> 896 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L897" class="LineNr"> 897 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L898" class="LineNr"> 898 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L899" class="LineNr"> 899 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L900" class="LineNr"> 900 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L901" class="LineNr"> 901 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L902" class="LineNr"> 902 </span> 05/add-to-EAX 4/imm32 -<span id="L903" class="LineNr"> 903 </span> 50/push-EAX -<span id="L904" class="LineNr"> 904 </span> <span class="subxS2Comment"># . . call</span> -<span id="L905" class="LineNr"> 905 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L906" class="LineNr"> 906 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L907" class="LineNr"> 907 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L908" class="LineNr"> 908 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L909" class="LineNr"> 909 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L910" class="LineNr"> 910 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L911" class="LineNr"> 911 </span> <span class="subxS2Comment"># . . call</span> -<span id="L912" class="LineNr"> 912 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L913" class="LineNr"> 913 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L914" class="LineNr"> 914 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L915" class="LineNr"> 915 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L916" class="LineNr"> 916 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L917" class="LineNr"> 917 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L918" class="LineNr"> 918 </span> 05/add-to-EAX 4/imm32 -<span id="L919" class="LineNr"> 919 </span> 50/push-EAX -<span id="L920" class="LineNr"> 920 </span> <span class="subxS2Comment"># . . call</span> -<span id="L921" class="LineNr"> 921 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L922" class="LineNr"> 922 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L923" class="LineNr"> 923 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L924" class="LineNr"> 924 </span> <span class="subxComment"># initialize '_test-stream' to input with leading comment and more whitespace after newline</span> -<span id="L925" class="LineNr"> 925 </span> <span class="subxS1Comment"># . write(_test-stream, comment)</span> -<span id="L926" class="LineNr"> 926 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L927" class="LineNr"> 927 </span> 68/push <span class="Constant">"#x\n"</span>/imm32 -<span id="L928" class="LineNr"> 928 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L929" class="LineNr"> 929 </span> <span class="subxS2Comment"># . . call</span> -<span id="L930" class="LineNr"> 930 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L931" class="LineNr"> 931 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L932" class="LineNr"> 932 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L933" class="LineNr"> 933 </span> <span class="subxS1Comment"># . write(_test-stream, real text)</span> -<span id="L934" class="LineNr"> 934 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L935" class="LineNr"> 935 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L936" class="LineNr"> 936 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L937" class="LineNr"> 937 </span> <span class="subxS2Comment"># . . call</span> -<span id="L938" class="LineNr"> 938 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L939" class="LineNr"> 939 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L940" class="LineNr"> 940 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L941" class="LineNr"> 941 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L942" class="LineNr"> 942 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L943" class="LineNr"> 943 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L944" class="LineNr"> 944 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L945" class="LineNr"> 945 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L946" class="LineNr"> 946 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L947" class="LineNr"> 947 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L948" class="LineNr"> 948 </span> 51/push-ECX/ed -<span id="L949" class="LineNr"> 949 </span> <span class="subxS2Comment"># . . call</span> -<span id="L950" class="LineNr"> 950 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L951" class="LineNr"> 951 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L952" class="LineNr"> 952 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L953" class="LineNr"> 953 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L954" class="LineNr"> 954 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L955" class="LineNr"> 955 </span> 51/push-ECX/ed -<span id="L956" class="LineNr"> 956 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L957" class="LineNr"> 957 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L958" class="LineNr"> 958 </span> <span class="subxS2Comment"># . . call</span> -<span id="L959" class="LineNr"> 959 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L960" class="LineNr"> 960 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L961" class="LineNr"> 961 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L962" class="LineNr"> 962 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L963" class="LineNr"> 963 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L964" class="LineNr"> 964 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L965" class="LineNr"> 965 </span> 59/pop-to-ECX -<span id="L966" class="LineNr"> 966 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L967" class="LineNr"> 967 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L968" class="LineNr"> 968 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L969" class="LineNr"> 969 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L886'>test-scan-next-byte-skips-comment-and-whitespace</a>: unexpected abort"</span>/imm32 -<span id="L970" class="LineNr"> 970 </span> 68/push 0/imm32 -<span id="L971" class="LineNr"> 971 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L972" class="LineNr"> 972 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L973" class="LineNr"> 973 </span> <span class="subxS2Comment"># . . call</span> -<span id="L974" class="LineNr"> 974 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L975" class="LineNr"> 975 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L976" class="LineNr"> 976 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L977" class="LineNr"> 977 </span> <span class="subxComment"># return if abort</span> -<span id="L978" class="LineNr"> 978 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L979" class="LineNr"> 979 </span> 75/jump-if-not-equal $test-scan-next-byte-skips-comment-and-whitespace:end/disp8 -<span id="L980" class="LineNr"> 980 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L981" class="LineNr"> 981 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L982" class="LineNr"> 982 </span> 68/push <span class="Constant">"F - test-scan-next-byte-skips-comment-and-whitespace"</span>/imm32 -<span id="L983" class="LineNr"> 983 </span> 68/push 0x61/imm32/a -<span id="L984" class="LineNr"> 984 </span> 50/push-EAX -<span id="L985" class="LineNr"> 985 </span> <span class="subxS2Comment"># . . call</span> -<span id="L986" class="LineNr"> 986 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L987" class="LineNr"> 987 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L988" class="LineNr"> 988 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L989" class="LineNr"> 989 </span><span class="Constant">$test-scan-next-byte-skips-comment-and-whitespace:end</span>: -<span id="L990" class="LineNr"> 990 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L991" class="LineNr"> 991 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L992" class="LineNr"> 992 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L993" class="LineNr"> 993 </span> 5d/pop-to-EBP -<span id="L994" class="LineNr"> 994 </span> c3/return -<span id="L995" class="LineNr"> 995 </span> -<span id="L996" class="LineNr"> 996 </span><span class="subxTest">test-scan-next-byte-skips-whitespace-and-comment</span>: -<span id="L997" class="LineNr"> 997 </span> <span class="subxH1Comment"># - check that the first byte after any whitespace and comments is returned</span> -<span id="L998" class="LineNr"> 998 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L999" class="LineNr"> 999 </span> 55/push-EBP -<span id="L1000" class="LineNr">1000 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1001" class="LineNr">1001 </span> <span class="subxComment"># clear all streams</span> -<span id="L1002" class="LineNr">1002 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1003" class="LineNr">1003 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1004" class="LineNr">1004 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1005" class="LineNr">1005 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1006" class="LineNr">1006 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1007" class="LineNr">1007 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1008" class="LineNr">1008 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1009" class="LineNr">1009 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1010" class="LineNr">1010 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1011" class="LineNr">1011 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1012" class="LineNr">1012 </span> 05/add-to-EAX 4/imm32 -<span id="L1013" class="LineNr">1013 </span> 50/push-EAX -<span id="L1014" class="LineNr">1014 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1015" class="LineNr">1015 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1016" class="LineNr">1016 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1017" class="LineNr">1017 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1018" class="LineNr">1018 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L1019" class="LineNr">1019 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1020" class="LineNr">1020 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L1021" class="LineNr">1021 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1022" class="LineNr">1022 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1023" class="LineNr">1023 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1024" class="LineNr">1024 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1025" class="LineNr">1025 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L1026" class="LineNr">1026 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1027" class="LineNr">1027 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1028" class="LineNr">1028 </span> 05/add-to-EAX 4/imm32 -<span id="L1029" class="LineNr">1029 </span> 50/push-EAX -<span id="L1030" class="LineNr">1030 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1031" class="LineNr">1031 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1032" class="LineNr">1032 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1033" class="LineNr">1033 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1034" class="LineNr">1034 </span> <span class="subxComment"># initialize '_test-stream' to input with leading whitespace and comment</span> -<span id="L1035" class="LineNr">1035 </span> <span class="subxS1Comment"># . write(_test-stream, comment)</span> -<span id="L1036" class="LineNr">1036 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1037" class="LineNr">1037 </span> 68/push <span class="Constant">" #x\n"</span>/imm32 -<span id="L1038" class="LineNr">1038 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1039" class="LineNr">1039 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1040" class="LineNr">1040 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1041" class="LineNr">1041 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1042" class="LineNr">1042 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1043" class="LineNr">1043 </span> <span class="subxS1Comment"># . write(_test-stream, real text)</span> -<span id="L1044" class="LineNr">1044 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1045" class="LineNr">1045 </span> 68/push <span class="Constant">"ab"</span>/imm32 -<span id="L1046" class="LineNr">1046 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1047" class="LineNr">1047 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1048" class="LineNr">1048 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1049" class="LineNr">1049 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1050" class="LineNr">1050 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1051" class="LineNr">1051 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L1052" class="LineNr">1052 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L1053" class="LineNr">1053 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1054" class="LineNr">1054 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1055" class="LineNr">1055 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L1056" class="LineNr">1056 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1057" class="LineNr">1057 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L1058" class="LineNr">1058 </span> 51/push-ECX/ed -<span id="L1059" class="LineNr">1059 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1060" class="LineNr">1060 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L1061" class="LineNr">1061 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1062" class="LineNr">1062 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1063" class="LineNr">1063 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L1064" class="LineNr">1064 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1065" class="LineNr">1065 </span> 51/push-ECX/ed -<span id="L1066" class="LineNr">1066 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1067" class="LineNr">1067 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1068" class="LineNr">1068 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1069" class="LineNr">1069 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L1070" class="LineNr">1070 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L1071" class="LineNr">1071 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L1072" class="LineNr">1072 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L1073" class="LineNr">1073 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1074" class="LineNr">1074 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L1075" class="LineNr">1075 </span> 59/pop-to-ECX -<span id="L1076" class="LineNr">1076 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L1077" class="LineNr">1077 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L1078" class="LineNr">1078 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1079" class="LineNr">1079 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L996'>test-scan-next-byte-skips-whitespace-and-comment</a>: unexpected abort"</span>/imm32 -<span id="L1080" class="LineNr">1080 </span> 68/push 0/imm32 -<span id="L1081" class="LineNr">1081 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L1082" class="LineNr">1082 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L1083" class="LineNr">1083 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1084" class="LineNr">1084 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1085" class="LineNr">1085 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1086" class="LineNr">1086 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1087" class="LineNr">1087 </span> <span class="subxComment"># return if abort</span> -<span id="L1088" class="LineNr">1088 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L1089" class="LineNr">1089 </span> 75/jump-if-not-equal $test-scan-next-byte-skips-whitespace-and-comment:end/disp8 -<span id="L1090" class="LineNr">1090 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L1091" class="LineNr">1091 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1092" class="LineNr">1092 </span> 68/push <span class="Constant">"F - test-scan-next-byte-skips-whitespace-and-comment"</span>/imm32 -<span id="L1093" class="LineNr">1093 </span> 68/push 0x61/imm32/a -<span id="L1094" class="LineNr">1094 </span> 50/push-EAX -<span id="L1095" class="LineNr">1095 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1096" class="LineNr">1096 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1097" class="LineNr">1097 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1098" class="LineNr">1098 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1099" class="LineNr">1099 </span><span class="Constant">$test-scan-next-byte-skips-whitespace-and-comment:end</span>: -<span id="L1100" class="LineNr">1100 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1101" class="LineNr">1101 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L1102" class="LineNr">1102 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1103" class="LineNr">1103 </span> 5d/pop-to-EBP -<span id="L1104" class="LineNr">1104 </span> c3/return -<span id="L1105" class="LineNr">1105 </span> -<span id="L1106" class="LineNr">1106 </span><span class="subxTest">test-scan-next-byte-reads-final-byte</span>: -<span id="L1107" class="LineNr">1107 </span> <span class="subxH1Comment"># - check that the final byte in input is returned</span> -<span id="L1108" class="LineNr">1108 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L1109" class="LineNr">1109 </span> 55/push-EBP -<span id="L1110" class="LineNr">1110 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1111" class="LineNr">1111 </span> <span class="subxComment"># clear all streams</span> -<span id="L1112" class="LineNr">1112 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1113" class="LineNr">1113 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1114" class="LineNr">1114 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1115" class="LineNr">1115 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1116" class="LineNr">1116 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1117" class="LineNr">1117 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1118" class="LineNr">1118 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1119" class="LineNr">1119 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1120" class="LineNr">1120 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1121" class="LineNr">1121 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1122" class="LineNr">1122 </span> 05/add-to-EAX 4/imm32 -<span id="L1123" class="LineNr">1123 </span> 50/push-EAX -<span id="L1124" class="LineNr">1124 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1125" class="LineNr">1125 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1126" class="LineNr">1126 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1127" class="LineNr">1127 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1128" class="LineNr">1128 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L1129" class="LineNr">1129 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1130" class="LineNr">1130 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L1131" class="LineNr">1131 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1132" class="LineNr">1132 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1133" class="LineNr">1133 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1134" class="LineNr">1134 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1135" class="LineNr">1135 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L1136" class="LineNr">1136 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1137" class="LineNr">1137 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1138" class="LineNr">1138 </span> 05/add-to-EAX 4/imm32 -<span id="L1139" class="LineNr">1139 </span> 50/push-EAX -<span id="L1140" class="LineNr">1140 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1141" class="LineNr">1141 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1142" class="LineNr">1142 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1143" class="LineNr">1143 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1144" class="LineNr">1144 </span> <span class="subxComment"># initialize '_test-stream' to input with single character</span> -<span id="L1145" class="LineNr">1145 </span> <span class="subxS1Comment"># . write(_test-stream, character)</span> -<span id="L1146" class="LineNr">1146 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1147" class="LineNr">1147 </span> 68/push <span class="Constant">"a"</span>/imm32 -<span id="L1148" class="LineNr">1148 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1149" class="LineNr">1149 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1150" class="LineNr">1150 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1151" class="LineNr">1151 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1152" class="LineNr">1152 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1153" class="LineNr">1153 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L1154" class="LineNr">1154 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L1155" class="LineNr">1155 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1156" class="LineNr">1156 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1157" class="LineNr">1157 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L1158" class="LineNr">1158 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1159" class="LineNr">1159 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L1160" class="LineNr">1160 </span> 51/push-ECX/ed -<span id="L1161" class="LineNr">1161 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1162" class="LineNr">1162 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L1163" class="LineNr">1163 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1164" class="LineNr">1164 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1165" class="LineNr">1165 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L1166" class="LineNr">1166 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1167" class="LineNr">1167 </span> 51/push-ECX/ed -<span id="L1168" class="LineNr">1168 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1169" class="LineNr">1169 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1170" class="LineNr">1170 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1171" class="LineNr">1171 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L1172" class="LineNr">1172 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L1173" class="LineNr">1173 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L1174" class="LineNr">1174 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L1175" class="LineNr">1175 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1176" class="LineNr">1176 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L1177" class="LineNr">1177 </span> 59/pop-to-ECX -<span id="L1178" class="LineNr">1178 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L1179" class="LineNr">1179 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L1180" class="LineNr">1180 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1181" class="LineNr">1181 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L1106'>test-scan-next-byte-reads-final-byte</a>: unexpected abort"</span>/imm32 -<span id="L1182" class="LineNr">1182 </span> 68/push 0/imm32 -<span id="L1183" class="LineNr">1183 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L1184" class="LineNr">1184 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L1185" class="LineNr">1185 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1186" class="LineNr">1186 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1187" class="LineNr">1187 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1188" class="LineNr">1188 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1189" class="LineNr">1189 </span> <span class="subxComment"># return if abort</span> -<span id="L1190" class="LineNr">1190 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L1191" class="LineNr">1191 </span> 75/jump-if-not-equal $test-scan-next-byte-reads-final-byte:end/disp8 -<span id="L1192" class="LineNr">1192 </span> <span class="subxComment"># check-ints-equal(EAX, 0x61/a, msg)</span> -<span id="L1193" class="LineNr">1193 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1194" class="LineNr">1194 </span> 68/push <span class="Constant">"F - test-scan-next-byte-reads-final-byte"</span>/imm32 -<span id="L1195" class="LineNr">1195 </span> 68/push 0x61/imm32/a -<span id="L1196" class="LineNr">1196 </span> 50/push-EAX -<span id="L1197" class="LineNr">1197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1198" class="LineNr">1198 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1199" class="LineNr">1199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1200" class="LineNr">1200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1201" class="LineNr">1201 </span><span class="Constant">$test-scan-next-byte-reads-final-byte:end</span>: -<span id="L1202" class="LineNr">1202 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1203" class="LineNr">1203 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L1204" class="LineNr">1204 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1205" class="LineNr">1205 </span> 5d/pop-to-EBP -<span id="L1206" class="LineNr">1206 </span> c3/return -<span id="L1207" class="LineNr">1207 </span> -<span id="L1208" class="LineNr">1208 </span><span class="subxTest">test-scan-next-byte-handles-Eof</span>: -<span id="L1209" class="LineNr">1209 </span> <span class="subxH1Comment"># - check that the right sentinel value is returned when there's no data remaining to be read</span> -<span id="L1210" class="LineNr">1210 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L1211" class="LineNr">1211 </span> 55/push-EBP -<span id="L1212" class="LineNr">1212 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1213" class="LineNr">1213 </span> <span class="subxComment"># clear all streams</span> -<span id="L1214" class="LineNr">1214 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1215" class="LineNr">1215 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1216" class="LineNr">1216 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1217" class="LineNr">1217 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1218" class="LineNr">1218 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1219" class="LineNr">1219 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1220" class="LineNr">1220 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1221" class="LineNr">1221 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1222" class="LineNr">1222 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1223" class="LineNr">1223 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1224" class="LineNr">1224 </span> 05/add-to-EAX 4/imm32 -<span id="L1225" class="LineNr">1225 </span> 50/push-EAX -<span id="L1226" class="LineNr">1226 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1227" class="LineNr">1227 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1228" class="LineNr">1228 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1229" class="LineNr">1229 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1230" class="LineNr">1230 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L1231" class="LineNr">1231 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1232" class="LineNr">1232 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L1233" class="LineNr">1233 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1234" class="LineNr">1234 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1235" class="LineNr">1235 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1236" class="LineNr">1236 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1237" class="LineNr">1237 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L1238" class="LineNr">1238 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1239" class="LineNr">1239 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1240" class="LineNr">1240 </span> 05/add-to-EAX 4/imm32 -<span id="L1241" class="LineNr">1241 </span> 50/push-EAX -<span id="L1242" class="LineNr">1242 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1243" class="LineNr">1243 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1244" class="LineNr">1244 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1245" class="LineNr">1245 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1246" class="LineNr">1246 </span> <span class="subxComment"># leave '_test-stream' empty</span> -<span id="L1247" class="LineNr">1247 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L1248" class="LineNr">1248 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L1249" class="LineNr">1249 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1250" class="LineNr">1250 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1251" class="LineNr">1251 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L1252" class="LineNr">1252 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1253" class="LineNr">1253 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L1254" class="LineNr">1254 </span> 51/push-ECX/ed -<span id="L1255" class="LineNr">1255 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1256" class="LineNr">1256 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L1257" class="LineNr">1257 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1258" class="LineNr">1258 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1259" class="LineNr">1259 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L1260" class="LineNr">1260 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1261" class="LineNr">1261 </span> 51/push-ECX/ed -<span id="L1262" class="LineNr">1262 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1263" class="LineNr">1263 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1264" class="LineNr">1264 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1265" class="LineNr">1265 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L1266" class="LineNr">1266 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L1267" class="LineNr">1267 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L1268" class="LineNr">1268 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L1269" class="LineNr">1269 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1270" class="LineNr">1270 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L1271" class="LineNr">1271 </span> 59/pop-to-ECX -<span id="L1272" class="LineNr">1272 </span> <span class="subxComment"># check that scan-next-byte didn't abort</span> -<span id="L1273" class="LineNr">1273 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 0, msg)</span> -<span id="L1274" class="LineNr">1274 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1275" class="LineNr">1275 </span> 68/push <span class="Constant">"F - <a href='hex.subx.html#L1208'>test-scan-next-byte-handles-Eof</a>: unexpected abort"</span>/imm32 -<span id="L1276" class="LineNr">1276 </span> 68/push 0/imm32 -<span id="L1277" class="LineNr">1277 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L1278" class="LineNr">1278 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L1279" class="LineNr">1279 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1280" class="LineNr">1280 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1281" class="LineNr">1281 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1282" class="LineNr">1282 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1283" class="LineNr">1283 </span> <span class="subxComment"># return if abort</span> -<span id="L1284" class="LineNr">1284 </span> 81 7/subop/compare 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># compare *(ECX+4)</span> -<span id="L1285" class="LineNr">1285 </span> 75/jump-if-not-equal $test-scan-next-byte-handles-Eof:end/disp8 -<span id="L1286" class="LineNr">1286 </span> <span class="subxComment"># check-ints-equal(EAX, Eof, msg)</span> -<span id="L1287" class="LineNr">1287 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1288" class="LineNr">1288 </span> 68/push <span class="Constant">"F - test-scan-next-byte-handles-Eof"</span>/imm32 -<span id="L1289" class="LineNr">1289 </span> 68/push 0xffffffff/imm32/Eof -<span id="L1290" class="LineNr">1290 </span> 50/push-EAX -<span id="L1291" class="LineNr">1291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1292" class="LineNr">1292 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1293" class="LineNr">1293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1294" class="LineNr">1294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1295" class="LineNr">1295 </span><span class="Constant">$test-scan-next-byte-handles-Eof:end</span>: -<span id="L1296" class="LineNr">1296 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1297" class="LineNr">1297 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L1298" class="LineNr">1298 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1299" class="LineNr">1299 </span> 5d/pop-to-EBP -<span id="L1300" class="LineNr">1300 </span> c3/return -<span id="L1301" class="LineNr">1301 </span> -<span id="L1302" class="LineNr">1302 </span><span class="subxTest">test-scan-next-byte-aborts-on-invalid-byte</span>: -<span id="L1303" class="LineNr">1303 </span> <span class="subxH1Comment"># - check that the a bad byte immediately aborts</span> -<span id="L1304" class="LineNr">1304 </span> <span class="subxComment"># This test uses exit-descriptors. Use EBP for setting up local variables.</span> -<span id="L1305" class="LineNr">1305 </span> 55/push-EBP -<span id="L1306" class="LineNr">1306 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1307" class="LineNr">1307 </span> <span class="subxComment"># clear all streams</span> -<span id="L1308" class="LineNr">1308 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1309" class="LineNr">1309 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1310" class="LineNr">1310 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1311" class="LineNr">1311 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1312" class="LineNr">1312 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1313" class="LineNr">1313 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1314" class="LineNr">1314 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1315" class="LineNr">1315 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1316" class="LineNr">1316 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1317" class="LineNr">1317 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1318" class="LineNr">1318 </span> 05/add-to-EAX 4/imm32 -<span id="L1319" class="LineNr">1319 </span> 50/push-EAX -<span id="L1320" class="LineNr">1320 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1321" class="LineNr">1321 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1322" class="LineNr">1322 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1323" class="LineNr">1323 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1324" class="LineNr">1324 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> -<span id="L1325" class="LineNr">1325 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1326" class="LineNr">1326 </span> 68/push <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L1327" class="LineNr">1327 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1328" class="LineNr">1328 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1329" class="LineNr">1329 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1330" class="LineNr">1330 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1331" class="LineNr">1331 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> -<span id="L1332" class="LineNr">1332 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1333" class="LineNr">1333 </span> b8/copy-to-EAX <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1334" class="LineNr">1334 </span> 05/add-to-EAX 4/imm32 -<span id="L1335" class="LineNr">1335 </span> 50/push-EAX -<span id="L1336" class="LineNr">1336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1337" class="LineNr">1337 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1338" class="LineNr">1338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1339" class="LineNr">1339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1340" class="LineNr">1340 </span> <span class="subxComment"># initialize '_test-stream' to "x"</span> -<span id="L1341" class="LineNr">1341 </span> <span class="subxS1Comment"># . write(_test-stream, "x")</span> -<span id="L1342" class="LineNr">1342 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1343" class="LineNr">1343 </span> 68/push <span class="Constant">"x"</span>/imm32 -<span id="L1344" class="LineNr">1344 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1345" class="LineNr">1345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1346" class="LineNr">1346 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1347" class="LineNr">1347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1348" class="LineNr">1348 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1349" class="LineNr">1349 </span> <span class="subxComment"># initialize exit-descriptor 'ed' for the call to 'scan-next-byte' below</span> -<span id="L1350" class="LineNr">1350 </span> <span class="subxS1Comment"># . var ed/ECX : exit-descriptor</span> -<span id="L1351" class="LineNr">1351 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1352" class="LineNr">1352 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1353" class="LineNr">1353 </span> <span class="subxS1Comment"># . tailor-exit-descriptor(ed, 12)</span> -<span id="L1354" class="LineNr">1354 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1355" class="LineNr">1355 </span> 68/push 0xc/imm32/nbytes-of-args-for-scan-next-byte -<span id="L1356" class="LineNr">1356 </span> 51/push-ECX/ed -<span id="L1357" class="LineNr">1357 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1358" class="LineNr">1358 </span> e8/call <a href='../059stop.subx.html#L43'>tailor-exit-descriptor</a>/disp32 -<span id="L1359" class="LineNr">1359 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1360" class="LineNr">1360 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1361" class="LineNr">1361 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> -<span id="L1362" class="LineNr">1362 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1363" class="LineNr">1363 </span> 51/push-ECX/ed -<span id="L1364" class="LineNr">1364 </span> 68/push <a href='hex.subx.html#L1503'>_test-error-buffered-file</a>/imm32 -<span id="L1365" class="LineNr">1365 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1366" class="LineNr">1366 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1367" class="LineNr">1367 </span> e8/call <a href='hex.subx.html#L493'>scan-next-byte</a>/disp32 -<span id="L1368" class="LineNr">1368 </span> <span class="subxComment"># registers except ESP may be clobbered at this point</span> -<span id="L1369" class="LineNr">1369 </span> <span class="subxComment"># pop args to scan-next-byte</span> -<span id="L1370" class="LineNr">1370 </span> <span class="subxS2Comment"># . . discard first 2 args</span> -<span id="L1371" class="LineNr">1371 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1372" class="LineNr">1372 </span> <span class="subxS2Comment"># . . restore ed</span> -<span id="L1373" class="LineNr">1373 </span> 59/pop-to-ECX -<span id="L1374" class="LineNr">1374 </span> <span class="subxComment"># check that scan-next-byte aborted</span> -<span id="L1375" class="LineNr">1375 </span> <span class="subxS1Comment"># . check-ints-equal(ed->value, 2, msg)</span> -<span id="L1376" class="LineNr">1376 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1377" class="LineNr">1377 </span> 68/push <span class="Constant">"F - test-scan-next-byte-aborts-on-invalid-byte"</span>/imm32 -<span id="L1378" class="LineNr">1378 </span> 68/push 2/imm32 -<span id="L1379" class="LineNr">1379 </span> <span class="subxS2Comment"># . . push ed->value</span> -<span id="L1380" class="LineNr">1380 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L1381" class="LineNr">1381 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1382" class="LineNr">1382 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1383" class="LineNr">1383 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1384" class="LineNr">1384 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1385" class="LineNr">1385 </span><span class="Constant">$test-scan-next-byte-aborts-on-invalid-byte:end</span>: -<span id="L1386" class="LineNr">1386 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1387" class="LineNr">1387 </span> <span class="subxComment"># don't restore ESP from EBP; manually reclaim locals</span> -<span id="L1388" class="LineNr">1388 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1389" class="LineNr">1389 </span> 5d/pop-to-EBP -<span id="L1390" class="LineNr">1390 </span> c3/return -<span id="L1391" class="LineNr">1391 </span> -<span id="L1392" class="LineNr">1392 </span><span class="subxFunction">skip-until-newline</span>: <span class="subxComment"># in : (address buffered-file) -> <void></span> -<span id="L1393" class="LineNr">1393 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1394" class="LineNr">1394 </span> <span class="subxComment"># push EAX</span> -<span id="L1395" class="LineNr">1395 </span> <span class="subxComment"># while true</span> -<span id="L1396" class="LineNr">1396 </span> <span class="subxComment"># EAX = read-byte-buffered(in)</span> -<span id="L1397" class="LineNr">1397 </span> <span class="subxComment"># if (EAX == Eof) break</span> -<span id="L1398" class="LineNr">1398 </span> <span class="subxComment"># if (EAX == 0x0a) break</span> -<span id="L1399" class="LineNr">1399 </span> <span class="subxComment"># pop EAX</span> -<span id="L1400" class="LineNr">1400 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1401" class="LineNr">1401 </span> 55/push-EBP -<span id="L1402" class="LineNr">1402 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1403" class="LineNr">1403 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1404" class="LineNr">1404 </span> 50/push-EAX -<span id="L1405" class="LineNr">1405 </span><span class="Constant">$skip-until-newline:loop</span>: -<span id="L1406" class="LineNr">1406 </span> <span class="subxS1Comment"># . EAX = read-byte-buffered(in)</span> -<span id="L1407" class="LineNr">1407 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1408" class="LineNr">1408 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1409" class="LineNr">1409 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1410" class="LineNr">1410 </span> e8/call <a href='../061read-byte.subx.html#L36'>read-byte-buffered</a>/disp32 -<span id="L1411" class="LineNr">1411 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1412" class="LineNr">1412 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1413" class="LineNr">1413 </span> <span class="subxS1Comment"># . if (EAX == Eof) break</span> -<span id="L1414" class="LineNr">1414 </span> 3d/compare-EAX-and 0xffffffff/imm32/Eof -<span id="L1415" class="LineNr">1415 </span> 74/jump-if-equal $skip-until-newline:end/disp8 -<span id="L1416" class="LineNr">1416 </span> <span class="subxS1Comment"># . if (EAX != 0xa/newline) loop</span> -<span id="L1417" class="LineNr">1417 </span> 3d/compare-EAX-and 0xa/imm32/newline -<span id="L1418" class="LineNr">1418 </span> 75/jump-if-not-equal $skip-until-newline:loop/disp8 -<span id="L1419" class="LineNr">1419 </span><span class="Constant">$skip-until-newline:end</span>: -<span id="L1420" class="LineNr">1420 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1421" class="LineNr">1421 </span> 58/pop-to-EAX -<span id="L1422" class="LineNr">1422 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1423" class="LineNr">1423 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1424" class="LineNr">1424 </span> 5d/pop-to-EBP -<span id="L1425" class="LineNr">1425 </span> c3/return -<span id="L1426" class="LineNr">1426 </span> -<span id="L1427" class="LineNr">1427 </span><span class="subxTest">test-skip-until-newline</span>: -<span id="L1428" class="LineNr">1428 </span> <span class="subxH1Comment"># - check that the read pointer points after the newline</span> -<span id="L1429" class="LineNr">1429 </span> <span class="subxComment"># setup</span> -<span id="L1430" class="LineNr">1430 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1431" class="LineNr">1431 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1432" class="LineNr">1432 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1433" class="LineNr">1433 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1434" class="LineNr">1434 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1435" class="LineNr">1435 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1436" class="LineNr">1436 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1437" class="LineNr">1437 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1438" class="LineNr">1438 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1439" class="LineNr">1439 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1440" class="LineNr">1440 </span> 05/add-to-EAX 4/imm32 -<span id="L1441" class="LineNr">1441 </span> 50/push-EAX -<span id="L1442" class="LineNr">1442 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1443" class="LineNr">1443 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1444" class="LineNr">1444 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1445" class="LineNr">1445 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1446" class="LineNr">1446 </span> <span class="subxComment"># initialize '_test-stream' to "abc\nde"</span> -<span id="L1447" class="LineNr">1447 </span> <span class="subxS1Comment"># . write(_test-stream, "abc")</span> -<span id="L1448" class="LineNr">1448 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1449" class="LineNr">1449 </span> 68/push <span class="Constant">"abc\n"</span>/imm32 -<span id="L1450" class="LineNr">1450 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1451" class="LineNr">1451 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1452" class="LineNr">1452 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1453" class="LineNr">1453 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1454" class="LineNr">1454 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1455" class="LineNr">1455 </span> <span class="subxS1Comment"># . write(_test-stream, "de")</span> -<span id="L1456" class="LineNr">1456 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1457" class="LineNr">1457 </span> 68/push <span class="Constant">"de"</span>/imm32 -<span id="L1458" class="LineNr">1458 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1459" class="LineNr">1459 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1460" class="LineNr">1460 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1461" class="LineNr">1461 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1462" class="LineNr">1462 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1463" class="LineNr">1463 </span> <span class="subxComment"># skip-until-newline(_test-buffered-file)</span> -<span id="L1464" class="LineNr">1464 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1465" class="LineNr">1465 </span> 68/push <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1466" class="LineNr">1466 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1467" class="LineNr">1467 </span> e8/call <a href='hex.subx.html#L1392'>skip-until-newline</a>/disp32 -<span id="L1468" class="LineNr">1468 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1469" class="LineNr">1469 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1470" class="LineNr">1470 </span> <span class="subxComment"># check-ints-equal(_test-buffered-file->read, 4, msg)</span> -<span id="L1471" class="LineNr">1471 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1472" class="LineNr">1472 </span> 68/push <span class="Constant">"F - test-skip-until-newline"</span>/imm32 -<span id="L1473" class="LineNr">1473 </span> 68/push 4/imm32 -<span id="L1474" class="LineNr">1474 </span> b8/copy-to-EAX <a href='../061read-byte.subx.html#L281'>_test-buffered-file</a>/imm32 -<span id="L1475" class="LineNr">1475 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+8)</span> -<span id="L1476" class="LineNr">1476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1477" class="LineNr">1477 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1478" class="LineNr">1478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1479" class="LineNr">1479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1480" class="LineNr">1480 </span> <span class="subxS1Comment"># . end</span> -<span id="L1481" class="LineNr">1481 </span> c3/return -<span id="L1482" class="LineNr">1482 </span> -<span id="L1483" class="LineNr">1483 </span>== data -<span id="L1484" class="LineNr">1484 </span> -<span id="L1485" class="LineNr">1485 </span><span class="subxMinorFunction">_test-error-stream</span>: -<span id="L1486" class="LineNr">1486 </span> <span class="subxComment"># current write index</span> -<span id="L1487" class="LineNr">1487 </span> 0/imm32 -<span id="L1488" class="LineNr">1488 </span> <span class="subxComment"># current read index</span> -<span id="L1489" class="LineNr">1489 </span> 0/imm32 -<span id="L1490" class="LineNr">1490 </span> <span class="subxComment"># line</span> -<span id="L1491" class="LineNr">1491 </span> 0x80/imm32 <span class="subxComment"># 128 bytes</span> -<span id="L1492" class="LineNr">1492 </span> <span class="subxComment"># data (8 lines x 16 bytes/line)</span> -<span id="L1493" class="LineNr">1493 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1494" class="LineNr">1494 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1495" class="LineNr">1495 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1496" class="LineNr">1496 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1497" class="LineNr">1497 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1498" class="LineNr">1498 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1499" class="LineNr">1499 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1500" class="LineNr">1500 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L1501" class="LineNr">1501 </span> -<span id="L1502" class="LineNr">1502 </span><span class="subxComment"># a test buffered file for _test-error-stream</span> -<span id="L1503" class="LineNr">1503 </span><span class="subxMinorFunction">_test-error-buffered-file</span>: -<span id="L1504" class="LineNr">1504 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L1505" class="LineNr">1505 </span> <a href='hex.subx.html#L1485'>_test-error-stream</a>/imm32 -<span id="L1506" class="LineNr">1506 </span> <span class="subxComment"># current write index</span> -<span id="L1507" class="LineNr">1507 </span> 0/imm32 -<span id="L1508" class="LineNr">1508 </span> <span class="subxComment"># current read index</span> -<span id="L1509" class="LineNr">1509 </span> 0/imm32 -<span id="L1510" class="LineNr">1510 </span> <span class="subxComment"># length</span> -<span id="L1511" class="LineNr">1511 </span> 6/imm32 -<span id="L1512" class="LineNr">1512 </span> <span class="subxComment"># data</span> -<span id="L1513" class="LineNr">1513 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> -<span id="L1514" class="LineNr">1514 </span> -<span id="L1515" class="LineNr">1515 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/pack.subx.html b/html/subx/apps/pack.subx.html deleted file mode 100644 index f757347e..00000000 --- a/html/subx/apps/pack.subx.html +++ /dev/null @@ -1,4833 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/pack.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/pack.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/pack.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Read a text file of SubX instructions from stdin, and convert it into a list</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># of whitespace-separated ascii hex bytes on stdout. Label definitions and</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># uses are left untouched.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># To run (from the subx/ directory):</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx translate *.subx apps/pack.subx -o apps/pack</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo '05/add-to-EAX 0x20/imm32' |./subx run apps/pack</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># Expected output:</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># 05 20 00 00 00 # 05/add-to-EAX 0x20/imm32</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># The original instruction gets included as a comment at the end of each</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># converted line.</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment">#</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># There's zero error-checking. For now we assume the input program is valid.</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># We'll continue to rely on the C++ version for error messages.</span> -<span id="L15" class="LineNr"> 15 </span> -<span id="L16" class="LineNr"> 16 </span>== code -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L20" class="LineNr"> 20 </span> -<span id="L21" class="LineNr"> 21 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># initialize heap</span> -<span id="L23" class="LineNr"> 23 </span> <span class="subxS1Comment"># . Heap = new-segment(64KB)</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L25" class="LineNr"> 25 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L26" class="LineNr"> 26 </span> 68/push 0x10000/imm32/64KB -<span id="L27" class="LineNr"> 27 </span> <span class="subxS2Comment"># . . call</span> -<span id="L28" class="LineNr"> 28 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L29" class="LineNr"> 29 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L30" class="LineNr"> 30 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L31" class="LineNr"> 31 </span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L33" class="LineNr"> 33 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L36" class="LineNr"> 36 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L37" class="LineNr"> 37 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L40" class="LineNr"> 40 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L41" class="LineNr"> 41 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxS2Comment"># . . call</span> -<span id="L43" class="LineNr"> 43 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L44" class="LineNr"> 44 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L45" class="LineNr"> 45 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS1Comment"># . check result</span> -<span id="L47" class="LineNr"> 47 </span> 3d/compare-EAX-and 1/imm32 -<span id="L48" class="LineNr"> 48 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L49" class="LineNr"> 49 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L50" class="LineNr"> 50 </span> e8/call run-tests/disp32 -<span id="L51" class="LineNr"> 51 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L52" class="LineNr"> 52 </span> eb/jump $main:end/disp8 -<span id="L53" class="LineNr"> 53 </span><span class="Constant">$run-main</span>: -<span id="L54" class="LineNr"> 54 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxComment"># var ed/EAX : exit-descriptor</span> -<span id="L56" class="LineNr"> 56 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L57" class="LineNr"> 57 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EAX</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxComment"># configure ed to really exit()</span> -<span id="L59" class="LineNr"> 59 </span> <span class="subxS1Comment"># . ed->target = 0</span> -<span id="L60" class="LineNr"> 60 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># return convert(Stdin, 1/stdout, 2/stderr, ed)</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L63" class="LineNr"> 63 </span> 50/push-EAX/ed -<span id="L64" class="LineNr"> 64 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L65" class="LineNr"> 65 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L66" class="LineNr"> 66 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L67" class="LineNr"> 67 </span> <span class="subxS2Comment"># . . call</span> -<span id="L68" class="LineNr"> 68 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L69" class="LineNr"> 69 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L70" class="LineNr"> 70 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L72" class="LineNr"> 72 </span> bb/copy-to-EBX 0/imm32 -<span id="L73" class="LineNr"> 73 </span><span class="Constant">$main:end</span>: -<span id="L74" class="LineNr"> 74 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L75" class="LineNr"> 75 </span> cd/syscall 0x80/imm8 -<span id="L76" class="LineNr"> 76 </span> -<span id="L77" class="LineNr"> 77 </span><span class="subxH1Comment"># - big picture</span> -<span id="L78" class="LineNr"> 78 </span><span class="subxComment"># We'll operate on each line/instruction in isolation. That way we only need to</span> -<span id="L79" class="LineNr"> 79 </span><span class="subxComment"># allocate memory for converting a single instruction.</span> -<span id="L80" class="LineNr"> 80 </span><span class="subxComment">#</span> -<span id="L81" class="LineNr"> 81 </span><span class="subxComment"># To pack an entire file, convert every segment in it</span> -<span id="L82" class="LineNr"> 82 </span><span class="subxComment"># To convert a code segment, convert every instruction (line) until the next segment header</span> -<span id="L83" class="LineNr"> 83 </span><span class="subxComment"># To convert a non-data segment, convert every word until the next segment header</span> -<span id="L84" class="LineNr"> 84 </span><span class="subxComment">#</span> -<span id="L85" class="LineNr"> 85 </span><span class="subxComment"># primary state: line</span> -<span id="L86" class="LineNr"> 86 </span><span class="subxComment"># stream of 512 bytes; abort if it ever overflows</span> -<span id="L87" class="LineNr"> 87 </span> -<span id="L88" class="LineNr"> 88 </span><span class="subxComment"># conceptual hierarchy within a line:</span> -<span id="L89" class="LineNr"> 89 </span><span class="subxComment"># line = words separated by ' ', maybe followed by comment starting with '#'</span> -<span id="L90" class="LineNr"> 90 </span><span class="subxComment"># word = datum until '/', then 0 or more metadata separated by '/'</span> -<span id="L91" class="LineNr"> 91 </span><span class="subxComment">#</span> -<span id="L92" class="LineNr"> 92 </span><span class="subxComment"># we won't bother saving the internal structure of lines; reparsing should be cheap using three primitives:</span> -<span id="L93" class="LineNr"> 93 </span><span class="subxComment"># next-token(stream, delim char) -> slice (start, end pointers)</span> -<span id="L94" class="LineNr"> 94 </span><span class="subxComment"># next-token-from-slice(start, end, delim char) -> slice</span> -<span id="L95" class="LineNr"> 95 </span><span class="subxComment"># slice-equal?(slice, string)</span> -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="subxFunction">convert</span>: <span class="subxComment"># in : (address buffered-file), out : (address buffered-file) -> <void></span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># pseudocode:</span> -<span id="L99" class="LineNr"> 99 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L100" class="LineNr"> 100 </span> <span class="subxComment"># var in-code? = false</span> -<span id="L101" class="LineNr"> 101 </span> <span class="subxComment"># while true</span> -<span id="L102" class="LineNr"> 102 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L103" class="LineNr"> 103 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L104" class="LineNr"> 104 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L105" class="LineNr"> 105 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L106" class="LineNr"> 106 </span> <span class="subxComment"># if slice-empty?(word-slice) # whitespace</span> -<span id="L107" class="LineNr"> 107 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L108" class="LineNr"> 108 </span> <span class="subxComment"># else if (slice-equal?(word-slice, "=="))</span> -<span id="L109" class="LineNr"> 109 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L110" class="LineNr"> 110 </span> <span class="subxComment"># in-code? = slice-equal?(word-slice, "code")</span> -<span id="L111" class="LineNr"> 111 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L112" class="LineNr"> 112 </span> <span class="subxComment"># else if (in-code?)</span> -<span id="L113" class="LineNr"> 113 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L114" class="LineNr"> 114 </span> <span class="subxComment"># convert-instruction(line, out)</span> -<span id="L115" class="LineNr"> 115 </span> <span class="subxComment"># else</span> -<span id="L116" class="LineNr"> 116 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L117" class="LineNr"> 117 </span> <span class="subxComment"># convert-data(line, out)</span> -<span id="L118" class="LineNr"> 118 </span> <span class="subxComment"># flush(out)</span> -<span id="L119" class="LineNr"> 119 </span> <span class="subxComment">#</span> -<span id="L120" class="LineNr"> 120 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L121" class="LineNr"> 121 </span> 55/push-EBP -<span id="L122" class="LineNr"> 122 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L123" class="LineNr"> 123 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L124" class="LineNr"> 124 </span> 50/push-EAX -<span id="L125" class="LineNr"> 125 </span> 51/push-ECX -<span id="L126" class="LineNr"> 126 </span> 52/push-EDX -<span id="L127" class="LineNr"> 127 </span> 53/push-EBX -<span id="L128" class="LineNr"> 128 </span> <span class="subxComment"># var line/ECX : (address stream byte) = stream(512)</span> -<span id="L129" class="LineNr"> 129 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x200/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L130" class="LineNr"> 130 </span> 68/push 0x200/imm32/length -<span id="L131" class="LineNr"> 131 </span> 68/push 0/imm32/read -<span id="L132" class="LineNr"> 132 </span> 68/push 0/imm32/write -<span id="L133" class="LineNr"> 133 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L134" class="LineNr"> 134 </span> <span class="subxComment"># var word-slice/EDX = {0, 0}</span> -<span id="L135" class="LineNr"> 135 </span> 68/push 0/imm32/end -<span id="L136" class="LineNr"> 136 </span> 68/push 0/imm32/start -<span id="L137" class="LineNr"> 137 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L138" class="LineNr"> 138 </span> <span class="subxComment"># var in-code?/EBX = false</span> -<span id="L139" class="LineNr"> 139 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L140" class="LineNr"> 140 </span><span class="Constant">$convert:loop</span>: -<span id="L141" class="LineNr"> 141 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L142" class="LineNr"> 142 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L143" class="LineNr"> 143 </span> 51/push-ECX -<span id="L144" class="LineNr"> 144 </span> <span class="subxS2Comment"># . . call</span> -<span id="L145" class="LineNr"> 145 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L146" class="LineNr"> 146 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L147" class="LineNr"> 147 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L148" class="LineNr"> 148 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L149" class="LineNr"> 149 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L150" class="LineNr"> 150 </span> 51/push-ECX -<span id="L151" class="LineNr"> 151 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L152" class="LineNr"> 152 </span> <span class="subxS2Comment"># . . call</span> -<span id="L153" class="LineNr"> 153 </span> e8/call <a href='../071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L154" class="LineNr"> 154 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L155" class="LineNr"> 155 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L156" class="LineNr"> 156 </span><span class="Constant">$convert:check0</span>: -<span id="L157" class="LineNr"> 157 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L158" class="LineNr"> 158 </span> 81 7/subop/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *ECX</span> -<span id="L159" class="LineNr"> 159 </span> 0f 84/jump-if-equal $convert:break/disp32 -<span id="L160" class="Folded"> 160 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L186" class="LineNr"> 186 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L187" class="LineNr"> 187 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L188" class="LineNr"> 188 </span> 52/push-EDX -<span id="L189" class="LineNr"> 189 </span> 51/push-ECX -<span id="L190" class="LineNr"> 190 </span> <span class="subxS2Comment"># . . call</span> -<span id="L191" class="LineNr"> 191 </span> e8/call next-word/disp32 -<span id="L192" class="LineNr"> 192 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L193" class="LineNr"> 193 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L194" class="LineNr"> 194 </span><span class="Constant">$convert:check1</span>: -<span id="L195" class="LineNr"> 195 </span> <span class="subxComment"># if (slice-empty?(word-slice)) write-stream-data(out, line)</span> -<span id="L196" class="LineNr"> 196 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L197" class="LineNr"> 197 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L198" class="LineNr"> 198 </span> 52/push-EDX -<span id="L199" class="LineNr"> 199 </span> <span class="subxS2Comment"># . . call</span> -<span id="L200" class="LineNr"> 200 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L201" class="LineNr"> 201 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L202" class="LineNr"> 202 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L203" class="LineNr"> 203 </span> <span class="subxS1Comment"># . if (EAX != 0) write-stream-data(out, line)</span> -<span id="L204" class="LineNr"> 204 </span> 3d/compare-EAX-and 0/imm32 -<span id="L205" class="LineNr"> 205 </span> 0f 85/jump-if-not-equal $convert:pass-through/disp32 -<span id="L206" class="LineNr"> 206 </span><span class="Constant">$convert:check2</span>: -<span id="L207" class="Folded"> 207 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L249" class="LineNr"> 249 </span> <span class="subxComment"># if (!slice-equal?(word-slice, "==")) goto next check</span> -<span id="L250" class="LineNr"> 250 </span> <span class="subxS1Comment"># . EAX = slice-equal?(word-slice, "==")</span> -<span id="L251" class="LineNr"> 251 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L252" class="LineNr"> 252 </span> 68/push <span class="Constant">"=="</span>/imm32 -<span id="L253" class="LineNr"> 253 </span> 52/push-EDX -<span id="L254" class="LineNr"> 254 </span> <span class="subxS2Comment"># . . call</span> -<span id="L255" class="LineNr"> 255 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L256" class="LineNr"> 256 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L257" class="LineNr"> 257 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L258" class="LineNr"> 258 </span> <span class="subxS1Comment"># . if (EAX == 0) goto check3</span> -<span id="L259" class="LineNr"> 259 </span> 3d/compare-EAX-and 0/imm32 -<span id="L260" class="LineNr"> 260 </span> 0f 84/jump-if-equal $convert:check3/disp32 -<span id="L261" class="LineNr"> 261 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L262" class="LineNr"> 262 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L263" class="LineNr"> 263 </span> 52/push-EDX -<span id="L264" class="LineNr"> 264 </span> 51/push-ECX -<span id="L265" class="LineNr"> 265 </span> <span class="subxS2Comment"># . . call</span> -<span id="L266" class="LineNr"> 266 </span> e8/call next-word/disp32 -<span id="L267" class="LineNr"> 267 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L268" class="LineNr"> 268 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L269" class="Folded"> 269 </span><span class="Folded">+-- 42 lines: #? # dump segment name ---------------------------------------------------------------------------------------------------------------------</span> -<span id="L311" class="LineNr"> 311 </span> <span class="subxComment"># in-code? = slice-equal?(word-slice, "code")</span> -<span id="L312" class="LineNr"> 312 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L313" class="LineNr"> 313 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L314" class="LineNr"> 314 </span> 52/push-EDX -<span id="L315" class="LineNr"> 315 </span> <span class="subxS2Comment"># . . call</span> -<span id="L316" class="LineNr"> 316 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L317" class="LineNr"> 317 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L318" class="LineNr"> 318 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L319" class="LineNr"> 319 </span> <span class="subxS2Comment"># . . in-code? = EAX</span> -<span id="L320" class="LineNr"> 320 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L321" class="LineNr"> 321 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L322" class="LineNr"> 322 </span> eb/jump $convert:pass-through/disp8 -<span id="L323" class="LineNr"> 323 </span><span class="Constant">$convert:check3</span>: -<span id="L324" class="LineNr"> 324 </span> <span class="subxComment"># else rewind-stream(line)</span> -<span id="L325" class="LineNr"> 325 </span> <span class="subxS1Comment"># . rewind-stream(line)</span> -<span id="L326" class="LineNr"> 326 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L327" class="LineNr"> 327 </span> 51/push-ECX -<span id="L328" class="LineNr"> 328 </span> <span class="subxS2Comment"># . . call</span> -<span id="L329" class="LineNr"> 329 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L330" class="LineNr"> 330 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L331" class="LineNr"> 331 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L332" class="LineNr"> 332 </span> <span class="subxComment"># if (in-code? != 0) convert-instruction(line, out)</span> -<span id="L333" class="LineNr"> 333 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EBX</span> -<span id="L334" class="LineNr"> 334 </span> 74/jump-if-equal $convert:data/disp8 -<span id="L335" class="LineNr"> 335 </span><span class="Constant">$convert:code</span>: -<span id="L336" class="LineNr"> 336 </span> <span class="subxS1Comment"># . convert-instruction(line, out)</span> -<span id="L337" class="LineNr"> 337 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L338" class="LineNr"> 338 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L339" class="LineNr"> 339 </span> 51/push-ECX -<span id="L340" class="LineNr"> 340 </span> <span class="subxS2Comment"># . . call</span> -<span id="L341" class="LineNr"> 341 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L342" class="LineNr"> 342 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L343" class="LineNr"> 343 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L344" class="LineNr"> 344 </span> <span class="subxS1Comment"># . loop</span> -<span id="L345" class="LineNr"> 345 </span> e9/jump $convert:loop/disp32 -<span id="L346" class="LineNr"> 346 </span><span class="Constant">$convert:data</span>: -<span id="L347" class="LineNr"> 347 </span> <span class="subxComment"># else convert-data(line, out)</span> -<span id="L348" class="LineNr"> 348 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L349" class="LineNr"> 349 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L350" class="LineNr"> 350 </span> 51/push-ECX -<span id="L351" class="LineNr"> 351 </span> <span class="subxS2Comment"># . . call</span> -<span id="L352" class="LineNr"> 352 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L353" class="LineNr"> 353 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L354" class="LineNr"> 354 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L355" class="LineNr"> 355 </span> <span class="subxS1Comment"># . loop</span> -<span id="L356" class="LineNr"> 356 </span> e9/jump $convert:loop/disp32 -<span id="L357" class="LineNr"> 357 </span><span class="Constant">$convert:pass-through</span>: -<span id="L358" class="LineNr"> 358 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L359" class="LineNr"> 359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L360" class="LineNr"> 360 </span> 51/push-ECX -<span id="L361" class="LineNr"> 361 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L362" class="LineNr"> 362 </span> <span class="subxS2Comment"># . . call</span> -<span id="L363" class="LineNr"> 363 </span> e8/call write-stream-data/disp32 -<span id="L364" class="LineNr"> 364 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L365" class="LineNr"> 365 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L366" class="LineNr"> 366 </span> <span class="subxS1Comment"># . loop</span> -<span id="L367" class="LineNr"> 367 </span> e9/jump $convert:loop/disp32 -<span id="L368" class="LineNr"> 368 </span><span class="Constant">$convert:break</span>: -<span id="L369" class="LineNr"> 369 </span> <span class="subxComment"># flush(out)</span> -<span id="L370" class="LineNr"> 370 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L371" class="LineNr"> 371 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L372" class="LineNr"> 372 </span> <span class="subxS2Comment"># . . call</span> -<span id="L373" class="LineNr"> 373 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L374" class="LineNr"> 374 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L375" class="LineNr"> 375 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L376" class="LineNr"> 376 </span><span class="Constant">$convert:end</span>: -<span id="L377" class="LineNr"> 377 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L378" class="LineNr"> 378 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x214/imm32 <span class="subxComment"># add to ESP</span> -<span id="L379" class="LineNr"> 379 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L380" class="LineNr"> 380 </span> 5b/pop-to-EBX -<span id="L381" class="LineNr"> 381 </span> 5a/pop-to-EDX -<span id="L382" class="LineNr"> 382 </span> 59/pop-to-ECX -<span id="L383" class="LineNr"> 383 </span> 58/pop-to-EAX -<span id="L384" class="LineNr"> 384 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L385" class="LineNr"> 385 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L386" class="LineNr"> 386 </span> 5d/pop-to-EBP -<span id="L387" class="LineNr"> 387 </span> c3/return -<span id="L388" class="LineNr"> 388 </span> -<span id="L389" class="LineNr"> 389 </span><span class="subxTest">test-convert-passes-empty-lines-through</span>: -<span id="L390" class="LineNr"> 390 </span> <span class="subxComment"># if a line is empty, pass it along unchanged</span> -<span id="L391" class="LineNr"> 391 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L392" class="LineNr"> 392 </span> 55/push-EBP -<span id="L393" class="LineNr"> 393 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L394" class="LineNr"> 394 </span> <span class="subxComment"># setup</span> -<span id="L395" class="LineNr"> 395 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L396" class="LineNr"> 396 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L397" class="LineNr"> 397 </span> 68/push _test-input-stream/imm32 -<span id="L398" class="LineNr"> 398 </span> <span class="subxS2Comment"># . . call</span> -<span id="L399" class="LineNr"> 399 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L400" class="LineNr"> 400 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L401" class="LineNr"> 401 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L402" class="LineNr"> 402 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L403" class="LineNr"> 403 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L404" class="LineNr"> 404 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L405" class="LineNr"> 405 </span> 05/add-to-EAX 4/imm32 -<span id="L406" class="LineNr"> 406 </span> 50/push-EAX -<span id="L407" class="LineNr"> 407 </span> <span class="subxS2Comment"># . . call</span> -<span id="L408" class="LineNr"> 408 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L409" class="LineNr"> 409 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L410" class="LineNr"> 410 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L411" class="LineNr"> 411 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L412" class="LineNr"> 412 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L413" class="LineNr"> 413 </span> 68/push _test-output-stream/imm32 -<span id="L414" class="LineNr"> 414 </span> <span class="subxS2Comment"># . . call</span> -<span id="L415" class="LineNr"> 415 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L416" class="LineNr"> 416 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L417" class="LineNr"> 417 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L418" class="LineNr"> 418 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L419" class="LineNr"> 419 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L420" class="LineNr"> 420 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L421" class="LineNr"> 421 </span> 05/add-to-EAX 4/imm32 -<span id="L422" class="LineNr"> 422 </span> 50/push-EAX -<span id="L423" class="LineNr"> 423 </span> <span class="subxS2Comment"># . . call</span> -<span id="L424" class="LineNr"> 424 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L425" class="LineNr"> 425 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L426" class="LineNr"> 426 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L427" class="LineNr"> 427 </span> <span class="subxComment"># write nothing to input</span> -<span id="L428" class="LineNr"> 428 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L429" class="LineNr"> 429 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L430" class="LineNr"> 430 </span> 68/push _test-output-buffered-file/imm32 -<span id="L431" class="LineNr"> 431 </span> 68/push _test-input-buffered-file/imm32 -<span id="L432" class="LineNr"> 432 </span> <span class="subxS2Comment"># . . call</span> -<span id="L433" class="LineNr"> 433 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L434" class="LineNr"> 434 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L435" class="LineNr"> 435 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L436" class="LineNr"> 436 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L437" class="LineNr"> 437 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L438" class="LineNr"> 438 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L439" class="LineNr"> 439 </span> 68/push _test-output-buffered-file/imm32 -<span id="L440" class="LineNr"> 440 </span> <span class="subxS2Comment"># . . call</span> -<span id="L441" class="LineNr"> 441 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L442" class="LineNr"> 442 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L443" class="LineNr"> 443 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L444" class="LineNr"> 444 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "", msg)</span> -<span id="L445" class="LineNr"> 445 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L446" class="LineNr"> 446 </span> 68/push <span class="Constant">"F - test-convert-passes-empty-lines-through"</span>/imm32 -<span id="L447" class="LineNr"> 447 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L448" class="LineNr"> 448 </span> 68/push _test-output-stream/imm32 -<span id="L449" class="LineNr"> 449 </span> <span class="subxS2Comment"># . . call</span> -<span id="L450" class="LineNr"> 450 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L451" class="LineNr"> 451 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L452" class="LineNr"> 452 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L453" class="LineNr"> 453 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L454" class="LineNr"> 454 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L455" class="LineNr"> 455 </span> 5d/pop-to-EBP -<span id="L456" class="LineNr"> 456 </span> c3/return -<span id="L457" class="LineNr"> 457 </span> -<span id="L458" class="LineNr"> 458 </span><span class="subxTest">test-convert-passes-lines-with-just-whitespace-through</span>: -<span id="L459" class="LineNr"> 459 </span> <span class="subxComment"># if a line is empty, pass it along unchanged</span> -<span id="L460" class="LineNr"> 460 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L461" class="LineNr"> 461 </span> 55/push-EBP -<span id="L462" class="LineNr"> 462 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L463" class="LineNr"> 463 </span> <span class="subxComment"># setup</span> -<span id="L464" class="LineNr"> 464 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L465" class="LineNr"> 465 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L466" class="LineNr"> 466 </span> 68/push _test-input-stream/imm32 -<span id="L467" class="LineNr"> 467 </span> <span class="subxS2Comment"># . . call</span> -<span id="L468" class="LineNr"> 468 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L469" class="LineNr"> 469 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L470" class="LineNr"> 470 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L471" class="LineNr"> 471 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L473" class="LineNr"> 473 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L474" class="LineNr"> 474 </span> 05/add-to-EAX 4/imm32 -<span id="L475" class="LineNr"> 475 </span> 50/push-EAX -<span id="L476" class="LineNr"> 476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L477" class="LineNr"> 477 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L478" class="LineNr"> 478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L479" class="LineNr"> 479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L480" class="LineNr"> 480 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L481" class="LineNr"> 481 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L482" class="LineNr"> 482 </span> 68/push _test-output-stream/imm32 -<span id="L483" class="LineNr"> 483 </span> <span class="subxS2Comment"># . . call</span> -<span id="L484" class="LineNr"> 484 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L485" class="LineNr"> 485 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L486" class="LineNr"> 486 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L487" class="LineNr"> 487 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L488" class="LineNr"> 488 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L489" class="LineNr"> 489 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L490" class="LineNr"> 490 </span> 05/add-to-EAX 4/imm32 -<span id="L491" class="LineNr"> 491 </span> 50/push-EAX -<span id="L492" class="LineNr"> 492 </span> <span class="subxS2Comment"># . . call</span> -<span id="L493" class="LineNr"> 493 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L494" class="LineNr"> 494 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L495" class="LineNr"> 495 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L496" class="LineNr"> 496 </span> <span class="subxComment"># initialize input</span> -<span id="L497" class="LineNr"> 497 </span> <span class="subxS1Comment"># . write(_test-input-stream, " ")</span> -<span id="L498" class="LineNr"> 498 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L499" class="LineNr"> 499 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L500" class="LineNr"> 500 </span> 68/push _test-input-stream/imm32 -<span id="L501" class="LineNr"> 501 </span> <span class="subxS2Comment"># . . call</span> -<span id="L502" class="LineNr"> 502 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L503" class="LineNr"> 503 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L504" class="LineNr"> 504 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L505" class="LineNr"> 505 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L506" class="LineNr"> 506 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L507" class="LineNr"> 507 </span> 68/push _test-output-buffered-file/imm32 -<span id="L508" class="LineNr"> 508 </span> 68/push _test-input-buffered-file/imm32 -<span id="L509" class="LineNr"> 509 </span> <span class="subxS2Comment"># . . call</span> -<span id="L510" class="LineNr"> 510 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L511" class="LineNr"> 511 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L512" class="LineNr"> 512 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L513" class="LineNr"> 513 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L514" class="LineNr"> 514 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L515" class="LineNr"> 515 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L516" class="LineNr"> 516 </span> 68/push _test-output-buffered-file/imm32 -<span id="L517" class="LineNr"> 517 </span> <span class="subxS2Comment"># . . call</span> -<span id="L518" class="LineNr"> 518 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L519" class="LineNr"> 519 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L520" class="LineNr"> 520 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L521" class="LineNr"> 521 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, " ", msg)</span> -<span id="L522" class="LineNr"> 522 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L523" class="LineNr"> 523 </span> 68/push <span class="Constant">"F - test-convert-passes-with-just-whitespace-through"</span>/imm32 -<span id="L524" class="LineNr"> 524 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L525" class="LineNr"> 525 </span> 68/push _test-output-stream/imm32 -<span id="L526" class="LineNr"> 526 </span> <span class="subxS2Comment"># . . call</span> -<span id="L527" class="LineNr"> 527 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L528" class="LineNr"> 528 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L529" class="LineNr"> 529 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L530" class="LineNr"> 530 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L531" class="LineNr"> 531 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L532" class="LineNr"> 532 </span> 5d/pop-to-EBP -<span id="L533" class="LineNr"> 533 </span> c3/return -<span id="L534" class="LineNr"> 534 </span> -<span id="L535" class="LineNr"> 535 </span><span class="subxTest">test-convert-passes-segment-headers-through</span>: -<span id="L536" class="LineNr"> 536 </span> <span class="subxComment"># if a line starts with '==', pass it along unchanged</span> -<span id="L537" class="LineNr"> 537 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L538" class="LineNr"> 538 </span> 55/push-EBP -<span id="L539" class="LineNr"> 539 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L540" class="LineNr"> 540 </span> <span class="subxComment"># setup</span> -<span id="L541" class="LineNr"> 541 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L542" class="LineNr"> 542 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L543" class="LineNr"> 543 </span> 68/push _test-input-stream/imm32 -<span id="L544" class="LineNr"> 544 </span> <span class="subxS2Comment"># . . call</span> -<span id="L545" class="LineNr"> 545 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L546" class="LineNr"> 546 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L547" class="LineNr"> 547 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L548" class="LineNr"> 548 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L549" class="LineNr"> 549 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L550" class="LineNr"> 550 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L551" class="LineNr"> 551 </span> 05/add-to-EAX 4/imm32 -<span id="L552" class="LineNr"> 552 </span> 50/push-EAX -<span id="L553" class="LineNr"> 553 </span> <span class="subxS2Comment"># . . call</span> -<span id="L554" class="LineNr"> 554 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L555" class="LineNr"> 555 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L556" class="LineNr"> 556 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L557" class="LineNr"> 557 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L558" class="LineNr"> 558 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L559" class="LineNr"> 559 </span> 68/push _test-output-stream/imm32 -<span id="L560" class="LineNr"> 560 </span> <span class="subxS2Comment"># . . call</span> -<span id="L561" class="LineNr"> 561 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L562" class="LineNr"> 562 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L563" class="LineNr"> 563 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L564" class="LineNr"> 564 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L565" class="LineNr"> 565 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L566" class="LineNr"> 566 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L567" class="LineNr"> 567 </span> 05/add-to-EAX 4/imm32 -<span id="L568" class="LineNr"> 568 </span> 50/push-EAX -<span id="L569" class="LineNr"> 569 </span> <span class="subxS2Comment"># . . call</span> -<span id="L570" class="LineNr"> 570 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L571" class="LineNr"> 571 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L572" class="LineNr"> 572 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L573" class="LineNr"> 573 </span> <span class="subxComment"># initialize input</span> -<span id="L574" class="LineNr"> 574 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== abcd 0x1")</span> -<span id="L575" class="LineNr"> 575 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L576" class="LineNr"> 576 </span> 68/push <span class="Constant">"== abcd 0x1"</span>/imm32 -<span id="L577" class="LineNr"> 577 </span> 68/push _test-input-stream/imm32 -<span id="L578" class="LineNr"> 578 </span> <span class="subxS2Comment"># . . call</span> -<span id="L579" class="LineNr"> 579 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L580" class="LineNr"> 580 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L581" class="LineNr"> 581 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L582" class="LineNr"> 582 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L583" class="LineNr"> 583 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L584" class="LineNr"> 584 </span> 68/push _test-output-buffered-file/imm32 -<span id="L585" class="LineNr"> 585 </span> 68/push _test-input-buffered-file/imm32 -<span id="L586" class="LineNr"> 586 </span> <span class="subxS2Comment"># . . call</span> -<span id="L587" class="LineNr"> 587 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L588" class="LineNr"> 588 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L589" class="LineNr"> 589 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L590" class="LineNr"> 590 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L591" class="LineNr"> 591 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L592" class="LineNr"> 592 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L593" class="LineNr"> 593 </span> 68/push _test-output-buffered-file/imm32 -<span id="L594" class="LineNr"> 594 </span> <span class="subxS2Comment"># . . call</span> -<span id="L595" class="LineNr"> 595 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L596" class="LineNr"> 596 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L597" class="LineNr"> 597 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L598" class="LineNr"> 598 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "== abcd 0x1", msg)</span> -<span id="L599" class="LineNr"> 599 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L600" class="LineNr"> 600 </span> 68/push <span class="Constant">"F - test-convert-passes-segment-headers-through"</span>/imm32 -<span id="L601" class="LineNr"> 601 </span> 68/push <span class="Constant">"== abcd 0x1"</span>/imm32 -<span id="L602" class="LineNr"> 602 </span> 68/push _test-output-stream/imm32 -<span id="L603" class="LineNr"> 603 </span> <span class="subxS2Comment"># . . call</span> -<span id="L604" class="LineNr"> 604 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L605" class="LineNr"> 605 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L606" class="LineNr"> 606 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L607" class="LineNr"> 607 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L608" class="LineNr"> 608 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L609" class="LineNr"> 609 </span> 5d/pop-to-EBP -<span id="L610" class="LineNr"> 610 </span> c3/return -<span id="L611" class="LineNr"> 611 </span> -<span id="L612" class="LineNr"> 612 </span><span class="subxTest">test-convert-in-data-segment</span>: -<span id="L613" class="LineNr"> 613 </span> <span class="subxComment"># correctly process lines in the data segment</span> -<span id="L614" class="LineNr"> 614 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L615" class="LineNr"> 615 </span> 55/push-EBP -<span id="L616" class="LineNr"> 616 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L617" class="LineNr"> 617 </span> <span class="subxComment"># setup</span> -<span id="L618" class="LineNr"> 618 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L619" class="LineNr"> 619 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L620" class="LineNr"> 620 </span> 68/push _test-input-stream/imm32 -<span id="L621" class="LineNr"> 621 </span> <span class="subxS2Comment"># . . call</span> -<span id="L622" class="LineNr"> 622 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L623" class="LineNr"> 623 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L624" class="LineNr"> 624 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L625" class="LineNr"> 625 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L626" class="LineNr"> 626 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L627" class="LineNr"> 627 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L628" class="LineNr"> 628 </span> 05/add-to-EAX 4/imm32 -<span id="L629" class="LineNr"> 629 </span> 50/push-EAX -<span id="L630" class="LineNr"> 630 </span> <span class="subxS2Comment"># . . call</span> -<span id="L631" class="LineNr"> 631 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L632" class="LineNr"> 632 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L633" class="LineNr"> 633 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L634" class="LineNr"> 634 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L635" class="LineNr"> 635 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L636" class="LineNr"> 636 </span> 68/push _test-output-stream/imm32 -<span id="L637" class="LineNr"> 637 </span> <span class="subxS2Comment"># . . call</span> -<span id="L638" class="LineNr"> 638 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L639" class="LineNr"> 639 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L640" class="LineNr"> 640 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L641" class="LineNr"> 641 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L642" class="LineNr"> 642 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L643" class="LineNr"> 643 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L644" class="LineNr"> 644 </span> 05/add-to-EAX 4/imm32 -<span id="L645" class="LineNr"> 645 </span> 50/push-EAX -<span id="L646" class="LineNr"> 646 </span> <span class="subxS2Comment"># . . call</span> -<span id="L647" class="LineNr"> 647 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L648" class="LineNr"> 648 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L649" class="LineNr"> 649 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L650" class="LineNr"> 650 </span> <span class="subxComment"># initialize input</span> -<span id="L651" class="LineNr"> 651 </span> <span class="subxComment"># == code 0x1</span> -<span id="L652" class="LineNr"> 652 </span> <span class="subxComment"># == data 0x2</span> -<span id="L653" class="LineNr"> 653 </span> <span class="subxComment"># 3 4/imm32</span> -<span id="L654" class="LineNr"> 654 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1")</span> -<span id="L655" class="LineNr"> 655 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L656" class="LineNr"> 656 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L657" class="LineNr"> 657 </span> 68/push _test-input-stream/imm32 -<span id="L658" class="LineNr"> 658 </span> <span class="subxS2Comment"># . . call</span> -<span id="L659" class="LineNr"> 659 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L660" class="LineNr"> 660 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L661" class="LineNr"> 661 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L662" class="LineNr"> 662 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x2\n")</span> -<span id="L663" class="LineNr"> 663 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L664" class="LineNr"> 664 </span> 68/push <span class="Constant">"== data 0x2\n"</span>/imm32 -<span id="L665" class="LineNr"> 665 </span> 68/push _test-input-stream/imm32 -<span id="L666" class="LineNr"> 666 </span> <span class="subxS2Comment"># . . call</span> -<span id="L667" class="LineNr"> 667 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L668" class="LineNr"> 668 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L669" class="LineNr"> 669 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L670" class="LineNr"> 670 </span> <span class="subxS1Comment"># . write(_test-input-stream, "3 4/imm32\n")</span> -<span id="L671" class="LineNr"> 671 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L672" class="LineNr"> 672 </span> 68/push <span class="Constant">"3 4/imm32\n"</span>/imm32 -<span id="L673" class="LineNr"> 673 </span> 68/push _test-input-stream/imm32 -<span id="L674" class="LineNr"> 674 </span> <span class="subxS2Comment"># . . call</span> -<span id="L675" class="LineNr"> 675 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L676" class="LineNr"> 676 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L677" class="LineNr"> 677 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L678" class="LineNr"> 678 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L680" class="LineNr"> 680 </span> 68/push _test-output-buffered-file/imm32 -<span id="L681" class="LineNr"> 681 </span> 68/push _test-input-buffered-file/imm32 -<span id="L682" class="LineNr"> 682 </span> <span class="subxS2Comment"># . . call</span> -<span id="L683" class="LineNr"> 683 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L684" class="LineNr"> 684 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L685" class="LineNr"> 685 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L686" class="LineNr"> 686 </span> <span class="subxComment"># check output</span> -<span id="L687" class="Folded"> 687 </span><span class="Folded">+-- 26 lines: #? # debug print ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L713" class="LineNr"> 713 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L714" class="LineNr"> 714 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L715" class="LineNr"> 715 </span> 68/push _test-output-buffered-file/imm32 -<span id="L716" class="LineNr"> 716 </span> <span class="subxS2Comment"># . . call</span> -<span id="L717" class="LineNr"> 717 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L718" class="LineNr"> 718 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L719" class="LineNr"> 719 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L720" class="LineNr"> 720 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== code 0x1", msg)</span> -<span id="L721" class="LineNr"> 721 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L722" class="LineNr"> 722 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L612'>test-convert-in-data-segment</a>/0"</span>/imm32 -<span id="L723" class="LineNr"> 723 </span> 68/push <span class="Constant">"== code 0x1"</span>/imm32 -<span id="L724" class="LineNr"> 724 </span> 68/push _test-output-stream/imm32 -<span id="L725" class="LineNr"> 725 </span> <span class="subxS2Comment"># . . call</span> -<span id="L726" class="LineNr"> 726 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L727" class="LineNr"> 727 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L728" class="LineNr"> 728 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L729" class="LineNr"> 729 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== data 0x2", msg)</span> -<span id="L730" class="LineNr"> 730 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L731" class="LineNr"> 731 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L612'>test-convert-in-data-segment</a>/1"</span>/imm32 -<span id="L732" class="LineNr"> 732 </span> 68/push <span class="Constant">"== data 0x2"</span>/imm32 -<span id="L733" class="LineNr"> 733 </span> 68/push _test-output-stream/imm32 -<span id="L734" class="LineNr"> 734 </span> <span class="subxS2Comment"># . . call</span> -<span id="L735" class="LineNr"> 735 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L736" class="LineNr"> 736 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L737" class="LineNr"> 737 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L738" class="LineNr"> 738 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "03 04 00 00 00 ", msg)</span> -<span id="L739" class="LineNr"> 739 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L740" class="LineNr"> 740 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L612'>test-convert-in-data-segment</a>/2"</span>/imm32 -<span id="L741" class="LineNr"> 741 </span> 68/push <span class="Constant">"03 04 00 00 00 "</span>/imm32 -<span id="L742" class="LineNr"> 742 </span> 68/push _test-output-stream/imm32 -<span id="L743" class="LineNr"> 743 </span> <span class="subxS2Comment"># . . call</span> -<span id="L744" class="LineNr"> 744 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L745" class="LineNr"> 745 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L746" class="LineNr"> 746 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L747" class="LineNr"> 747 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L748" class="LineNr"> 748 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L749" class="LineNr"> 749 </span> 5d/pop-to-EBP -<span id="L750" class="LineNr"> 750 </span> c3/return -<span id="L751" class="LineNr"> 751 </span> -<span id="L752" class="LineNr"> 752 </span><span class="subxTest">test-convert-code-and-data-segments</span>: -<span id="L753" class="LineNr"> 753 </span> <span class="subxComment"># correctly process lines in both code and data segments</span> -<span id="L754" class="LineNr"> 754 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L755" class="LineNr"> 755 </span> 55/push-EBP -<span id="L756" class="LineNr"> 756 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L757" class="LineNr"> 757 </span> <span class="subxComment"># setup</span> -<span id="L758" class="LineNr"> 758 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L759" class="LineNr"> 759 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L760" class="LineNr"> 760 </span> 68/push _test-input-stream/imm32 -<span id="L761" class="LineNr"> 761 </span> <span class="subxS2Comment"># . . call</span> -<span id="L762" class="LineNr"> 762 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L763" class="LineNr"> 763 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L764" class="LineNr"> 764 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L765" class="LineNr"> 765 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L766" class="LineNr"> 766 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L767" class="LineNr"> 767 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L768" class="LineNr"> 768 </span> 05/add-to-EAX 4/imm32 -<span id="L769" class="LineNr"> 769 </span> 50/push-EAX -<span id="L770" class="LineNr"> 770 </span> <span class="subxS2Comment"># . . call</span> -<span id="L771" class="LineNr"> 771 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L772" class="LineNr"> 772 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L773" class="LineNr"> 773 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L774" class="LineNr"> 774 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L775" class="LineNr"> 775 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L776" class="LineNr"> 776 </span> 68/push _test-output-stream/imm32 -<span id="L777" class="LineNr"> 777 </span> <span class="subxS2Comment"># . . call</span> -<span id="L778" class="LineNr"> 778 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L779" class="LineNr"> 779 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L780" class="LineNr"> 780 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L781" class="LineNr"> 781 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L782" class="LineNr"> 782 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L783" class="LineNr"> 783 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L784" class="LineNr"> 784 </span> 05/add-to-EAX 4/imm32 -<span id="L785" class="LineNr"> 785 </span> 50/push-EAX -<span id="L786" class="LineNr"> 786 </span> <span class="subxS2Comment"># . . call</span> -<span id="L787" class="LineNr"> 787 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L788" class="LineNr"> 788 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L789" class="LineNr"> 789 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L790" class="LineNr"> 790 </span> <span class="subxComment"># initialize input</span> -<span id="L791" class="LineNr"> 791 </span> <span class="subxComment"># == code 0x1</span> -<span id="L792" class="LineNr"> 792 </span> <span class="subxComment"># e8/call 20/disp32</span> -<span id="L793" class="LineNr"> 793 </span> <span class="subxComment"># 68/push 0x20/imm8</span> -<span id="L794" class="LineNr"> 794 </span> <span class="subxComment"># == data 0x2</span> -<span id="L795" class="LineNr"> 795 </span> <span class="subxComment"># 3 4/imm32</span> -<span id="L796" class="LineNr"> 796 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1\n")</span> -<span id="L797" class="LineNr"> 797 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L798" class="LineNr"> 798 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L799" class="LineNr"> 799 </span> 68/push _test-input-stream/imm32 -<span id="L800" class="LineNr"> 800 </span> <span class="subxS2Comment"># . . call</span> -<span id="L801" class="LineNr"> 801 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L802" class="LineNr"> 802 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L803" class="LineNr"> 803 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L804" class="LineNr"> 804 </span> <span class="subxS1Comment"># . write(_test-input-stream, "e8/call 20/disp32\n")</span> -<span id="L805" class="LineNr"> 805 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L806" class="LineNr"> 806 </span> 68/push <span class="Constant">"e8/call 20/disp32\n"</span>/imm32 -<span id="L807" class="LineNr"> 807 </span> 68/push _test-input-stream/imm32 -<span id="L808" class="LineNr"> 808 </span> <span class="subxS2Comment"># . . call</span> -<span id="L809" class="LineNr"> 809 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L810" class="LineNr"> 810 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L811" class="LineNr"> 811 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L812" class="LineNr"> 812 </span> <span class="subxS1Comment"># . write(_test-input-stream, "68/push 0x20/imm8\n")</span> -<span id="L813" class="LineNr"> 813 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L814" class="LineNr"> 814 </span> 68/push <span class="Constant">"68/push 0x20/imm8\n"</span>/imm32 -<span id="L815" class="LineNr"> 815 </span> 68/push _test-input-stream/imm32 -<span id="L816" class="LineNr"> 816 </span> <span class="subxS2Comment"># . . call</span> -<span id="L817" class="LineNr"> 817 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L818" class="LineNr"> 818 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L819" class="LineNr"> 819 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L820" class="LineNr"> 820 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x2\n")</span> -<span id="L821" class="LineNr"> 821 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L822" class="LineNr"> 822 </span> 68/push <span class="Constant">"== data 0x2\n"</span>/imm32 -<span id="L823" class="LineNr"> 823 </span> 68/push _test-input-stream/imm32 -<span id="L824" class="LineNr"> 824 </span> <span class="subxS2Comment"># . . call</span> -<span id="L825" class="LineNr"> 825 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L826" class="LineNr"> 826 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L827" class="LineNr"> 827 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L828" class="LineNr"> 828 </span> <span class="subxS1Comment"># . write(_test-input-stream, "3 4/imm32\n")</span> -<span id="L829" class="LineNr"> 829 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L830" class="LineNr"> 830 </span> 68/push <span class="Constant">"3 4/imm32\n"</span>/imm32 -<span id="L831" class="LineNr"> 831 </span> 68/push _test-input-stream/imm32 -<span id="L832" class="LineNr"> 832 </span> <span class="subxS2Comment"># . . call</span> -<span id="L833" class="LineNr"> 833 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L834" class="LineNr"> 834 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L835" class="LineNr"> 835 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L836" class="LineNr"> 836 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L837" class="LineNr"> 837 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L838" class="LineNr"> 838 </span> 68/push _test-output-buffered-file/imm32 -<span id="L839" class="LineNr"> 839 </span> 68/push _test-input-buffered-file/imm32 -<span id="L840" class="LineNr"> 840 </span> <span class="subxS2Comment"># . . call</span> -<span id="L841" class="LineNr"> 841 </span> e8/call <a href='pack.subx.html#L97'>convert</a>/disp32 -<span id="L842" class="LineNr"> 842 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L843" class="LineNr"> 843 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L844" class="LineNr"> 844 </span> <span class="subxComment"># check output</span> -<span id="L845" class="LineNr"> 845 </span> <span class="subxComment"># == code 0x1</span> -<span id="L846" class="LineNr"> 846 </span> <span class="subxComment"># e8 20 00 00 00 # e8/call 20/disp32</span> -<span id="L847" class="LineNr"> 847 </span> <span class="subxComment"># 68 20 # 68/push 0x20/imm8</span> -<span id="L848" class="LineNr"> 848 </span> <span class="subxComment"># == data 0x2</span> -<span id="L849" class="LineNr"> 849 </span> <span class="subxComment"># 03 04 00 00 00</span> -<span id="L850" class="Folded"> 850 </span><span class="Folded">+-- 26 lines: #? # debug print ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L876" class="LineNr"> 876 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L877" class="LineNr"> 877 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L878" class="LineNr"> 878 </span> 68/push _test-output-buffered-file/imm32 -<span id="L879" class="LineNr"> 879 </span> <span class="subxS2Comment"># . . call</span> -<span id="L880" class="LineNr"> 880 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L881" class="LineNr"> 881 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L882" class="LineNr"> 882 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L883" class="LineNr"> 883 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== code 0x1", msg)</span> -<span id="L884" class="LineNr"> 884 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L885" class="LineNr"> 885 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L752'>test-convert-code-and-data-segments</a>/0"</span>/imm32 -<span id="L886" class="LineNr"> 886 </span> 68/push <span class="Constant">"== code 0x1"</span>/imm32 -<span id="L887" class="LineNr"> 887 </span> 68/push _test-output-stream/imm32 -<span id="L888" class="LineNr"> 888 </span> <span class="subxS2Comment"># . . call</span> -<span id="L889" class="LineNr"> 889 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L890" class="LineNr"> 890 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L891" class="LineNr"> 891 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L892" class="LineNr"> 892 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "e8 20 00 00 00 # e8/call 20/disp32", msg)</span> -<span id="L893" class="LineNr"> 893 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L894" class="LineNr"> 894 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L752'>test-convert-code-and-data-segments</a>/1"</span>/imm32 -<span id="L895" class="LineNr"> 895 </span> 68/push <span class="Constant">"e8 20 00 00 00 # e8/call 20/disp32"</span>/imm32 -<span id="L896" class="LineNr"> 896 </span> 68/push _test-output-stream/imm32 -<span id="L897" class="LineNr"> 897 </span> <span class="subxS2Comment"># . . call</span> -<span id="L898" class="LineNr"> 898 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L899" class="LineNr"> 899 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L900" class="LineNr"> 900 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L901" class="LineNr"> 901 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "68 20 # 68/push 0x20/imm8", msg)</span> -<span id="L902" class="LineNr"> 902 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L903" class="LineNr"> 903 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L752'>test-convert-code-and-data-segments</a>/2"</span>/imm32 -<span id="L904" class="LineNr"> 904 </span> 68/push <span class="Constant">"68 20 # 68/push 0x20/imm8"</span>/imm32 -<span id="L905" class="LineNr"> 905 </span> 68/push _test-output-stream/imm32 -<span id="L906" class="LineNr"> 906 </span> <span class="subxS2Comment"># . . call</span> -<span id="L907" class="LineNr"> 907 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L908" class="LineNr"> 908 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L909" class="LineNr"> 909 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L910" class="LineNr"> 910 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "== data 0x2", msg)</span> -<span id="L911" class="LineNr"> 911 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L912" class="LineNr"> 912 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L752'>test-convert-code-and-data-segments</a>/3"</span>/imm32 -<span id="L913" class="LineNr"> 913 </span> 68/push <span class="Constant">"== data 0x2"</span>/imm32 -<span id="L914" class="LineNr"> 914 </span> 68/push _test-output-stream/imm32 -<span id="L915" class="LineNr"> 915 </span> <span class="subxS2Comment"># . . call</span> -<span id="L916" class="LineNr"> 916 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L917" class="LineNr"> 917 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L918" class="LineNr"> 918 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L919" class="LineNr"> 919 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "03 04 00 00 00 ", msg)</span> -<span id="L920" class="LineNr"> 920 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L921" class="LineNr"> 921 </span> 68/push <span class="Constant">"F - <a href='pack.subx.html#L752'>test-convert-code-and-data-segments</a>/4"</span>/imm32 -<span id="L922" class="LineNr"> 922 </span> 68/push <span class="Constant">"03 04 00 00 00 "</span>/imm32 -<span id="L923" class="LineNr"> 923 </span> 68/push _test-output-stream/imm32 -<span id="L924" class="LineNr"> 924 </span> <span class="subxS2Comment"># . . call</span> -<span id="L925" class="LineNr"> 925 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L926" class="LineNr"> 926 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L927" class="LineNr"> 927 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L928" class="LineNr"> 928 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L929" class="LineNr"> 929 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L930" class="LineNr"> 930 </span> 5d/pop-to-EBP -<span id="L931" class="LineNr"> 931 </span> c3/return -<span id="L932" class="LineNr"> 932 </span> -<span id="L933" class="LineNr"> 933 </span><span class="subxFunction">convert-data</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L934" class="LineNr"> 934 </span> <span class="subxComment"># pseudocode:</span> -<span id="L935" class="LineNr"> 935 </span> <span class="subxComment"># var word-slice = {0, 0}</span> -<span id="L936" class="LineNr"> 936 </span> <span class="subxComment"># while true</span> -<span id="L937" class="LineNr"> 937 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L938" class="LineNr"> 938 </span> <span class="subxComment"># if slice-empty?(word-slice) # end of file (maybe including trailing whitespace)</span> -<span id="L939" class="LineNr"> 939 </span> <span class="subxComment"># break # skip emitting some whitespace</span> -<span id="L940" class="LineNr"> 940 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L941" class="LineNr"> 941 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L942" class="LineNr"> 942 </span> <span class="subxComment"># return</span> -<span id="L943" class="LineNr"> 943 </span> <span class="subxComment"># if slice-ends-with?(word-slice, ":") # label</span> -<span id="L944" class="LineNr"> 944 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L945" class="LineNr"> 945 </span> <span class="subxComment"># return</span> -<span id="L946" class="LineNr"> 946 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm32")</span> -<span id="L947" class="LineNr"> 947 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L948" class="LineNr"> 948 </span> <span class="subxComment"># # disp32 is not permitted in data segments, and anything else is only a byte long</span> -<span id="L949" class="LineNr"> 949 </span> <span class="subxComment"># else</span> -<span id="L950" class="LineNr"> 950 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L951" class="LineNr"> 951 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L952" class="LineNr"> 952 </span> <span class="subxComment">#</span> -<span id="L953" class="LineNr"> 953 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L954" class="LineNr"> 954 </span> 55/push-EBP -<span id="L955" class="LineNr"> 955 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L956" class="LineNr"> 956 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L957" class="LineNr"> 957 </span> 50/push-EAX -<span id="L958" class="LineNr"> 958 </span> 51/push-ECX -<span id="L959" class="LineNr"> 959 </span> 52/push-EDX -<span id="L960" class="LineNr"> 960 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L961" class="LineNr"> 961 </span> 68/push 0/imm32/end -<span id="L962" class="LineNr"> 962 </span> 68/push 0/imm32/start -<span id="L963" class="LineNr"> 963 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L964" class="Folded"> 964 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L990" class="LineNr"> 990 </span><span class="Constant">$convert-data:loop</span>: -<span id="L991" class="LineNr"> 991 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L992" class="LineNr"> 992 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L993" class="LineNr"> 993 </span> 51/push-ECX -<span id="L994" class="LineNr"> 994 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L995" class="LineNr"> 995 </span> <span class="subxS2Comment"># . . call</span> -<span id="L996" class="LineNr"> 996 </span> e8/call next-word/disp32 -<span id="L997" class="LineNr"> 997 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L998" class="LineNr"> 998 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L999" class="Folded"> 999 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L1041" class="LineNr">1041 </span><span class="Constant">$convert-data:check0</span>: -<span id="L1042" class="LineNr">1042 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L1043" class="LineNr">1043 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L1044" class="LineNr">1044 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1045" class="LineNr">1045 </span> 51/push-ECX -<span id="L1046" class="LineNr">1046 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1047" class="LineNr">1047 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L1048" class="LineNr">1048 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1049" class="LineNr">1049 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1050" class="LineNr">1050 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L1051" class="LineNr">1051 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1052" class="LineNr">1052 </span> 0f 85/jump-if-not-equal $convert-data:break/disp32 -<span id="L1053" class="LineNr">1053 </span><span class="Constant">$convert-data:check-for-comment</span>: -<span id="L1054" class="LineNr">1054 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#"))</span> -<span id="L1055" class="LineNr">1055 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L1056" class="LineNr">1056 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L1057" class="LineNr">1057 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L1058" class="LineNr">1058 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1059" class="LineNr">1059 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L1060" class="LineNr">1060 </span> <span class="subxS1Comment"># . if (EAX != '#') goto next check</span> -<span id="L1061" class="LineNr">1061 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L1062" class="LineNr">1062 </span> 75/jump-if-not-equal $convert-data:check-for-label/disp8 -<span id="L1063" class="LineNr">1063 </span><span class="Constant">$convert-data:comment</span>: -<span id="L1064" class="LineNr">1064 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L1065" class="LineNr">1065 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1066" class="LineNr">1066 </span> 51/push-ECX -<span id="L1067" class="LineNr">1067 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1068" class="LineNr">1068 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1069" class="LineNr">1069 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L1070" class="LineNr">1070 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1071" class="LineNr">1071 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1072" class="LineNr">1072 </span> <span class="subxComment"># return</span> -<span id="L1073" class="LineNr">1073 </span> 0f 85/jump-if-not-equal $convert-data:end/disp32 -<span id="L1074" class="LineNr">1074 </span><span class="Constant">$convert-data:check-for-label</span>: -<span id="L1075" class="LineNr">1075 </span> <span class="subxComment"># if (slice-ends-with?(word-slice, ":"))</span> -<span id="L1076" class="LineNr">1076 </span> <span class="subxS1Comment"># . end/EDX = word-slice->end</span> -<span id="L1077" class="LineNr">1077 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L1078" class="LineNr">1078 </span> <span class="subxS1Comment"># . c/EAX = *(end-1)</span> -<span id="L1079" class="LineNr">1079 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1080" class="LineNr">1080 </span> 8a/copy-byte 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL -1/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L1081" class="LineNr">1081 </span> <span class="subxS1Comment"># . if (EAX != ':') goto next check</span> -<span id="L1082" class="LineNr">1082 </span> 3d/compare-EAX-and 0x3a/imm32/colon -<span id="L1083" class="LineNr">1083 </span> 75/jump-if-not-equal $convert-data:check-for-imm32/disp8 -<span id="L1084" class="LineNr">1084 </span><span class="Constant">$convert-data:label</span>: -<span id="L1085" class="LineNr">1085 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L1086" class="LineNr">1086 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1087" class="LineNr">1087 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1088" class="LineNr">1088 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1089" class="LineNr">1089 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1090" class="LineNr">1090 </span> e8/call write-stream-data/disp32 -<span id="L1091" class="LineNr">1091 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1092" class="LineNr">1092 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1093" class="LineNr">1093 </span> <span class="subxComment"># return</span> -<span id="L1094" class="LineNr">1094 </span> 75/jump-if-not-equal $convert-data:end/disp8 -<span id="L1095" class="LineNr">1095 </span><span class="Constant">$convert-data:check-for-imm32</span>: -<span id="L1096" class="LineNr">1096 </span> <span class="subxComment"># if (has-metadata?(word-slice, "imm32"))</span> -<span id="L1097" class="LineNr">1097 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "imm32")</span> -<span id="L1098" class="LineNr">1098 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1099" class="LineNr">1099 </span> 68/push <span class="Constant">"imm32"</span>/imm32 -<span id="L1100" class="LineNr">1100 </span> 51/push-ECX -<span id="L1101" class="LineNr">1101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1102" class="LineNr">1102 </span> e8/call has-metadata?/disp32 -<span id="L1103" class="LineNr">1103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1104" class="LineNr">1104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1105" class="LineNr">1105 </span> <span class="subxS1Comment"># . if (EAX == 0) process as a single byte</span> -<span id="L1106" class="LineNr">1106 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1107" class="LineNr">1107 </span> 74/jump-if-equal $convert-data:single-byte/disp8 -<span id="L1108" class="LineNr">1108 </span><span class="Constant">$convert-data:imm32</span>: -<span id="L1109" class="LineNr">1109 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L1110" class="LineNr">1110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1111" class="LineNr">1111 </span> 68/push 4/imm32 -<span id="L1112" class="LineNr">1112 </span> 51/push-ECX -<span id="L1113" class="LineNr">1113 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1114" class="LineNr">1114 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1115" class="LineNr">1115 </span> e8/call emit/disp32 -<span id="L1116" class="LineNr">1116 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1117" class="LineNr">1117 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1118" class="LineNr">1118 </span> e9/jump $convert-data:loop/disp32 -<span id="L1119" class="LineNr">1119 </span><span class="Constant">$convert-data:single-byte</span>: -<span id="L1120" class="LineNr">1120 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L1121" class="LineNr">1121 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1122" class="LineNr">1122 </span> 68/push 1/imm32 -<span id="L1123" class="LineNr">1123 </span> 51/push-ECX -<span id="L1124" class="LineNr">1124 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1125" class="LineNr">1125 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1126" class="LineNr">1126 </span> e8/call emit/disp32 -<span id="L1127" class="LineNr">1127 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1128" class="LineNr">1128 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1129" class="LineNr">1129 </span> e9/jump $convert-data:loop/disp32 -<span id="L1130" class="LineNr">1130 </span><span class="Constant">$convert-data:break</span>: -<span id="L1131" class="LineNr">1131 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L1132" class="LineNr">1132 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1133" class="LineNr">1133 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L1134" class="LineNr">1134 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1135" class="LineNr">1135 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1136" class="LineNr">1136 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L1137" class="LineNr">1137 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1138" class="LineNr">1138 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1139" class="LineNr">1139 </span><span class="Constant">$convert-data:end</span>: -<span id="L1140" class="LineNr">1140 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L1141" class="LineNr">1141 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1142" class="LineNr">1142 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1143" class="LineNr">1143 </span> 5a/pop-to-EDX -<span id="L1144" class="LineNr">1144 </span> 59/pop-to-ECX -<span id="L1145" class="LineNr">1145 </span> 58/pop-to-EAX -<span id="L1146" class="LineNr">1146 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1147" class="LineNr">1147 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1148" class="LineNr">1148 </span> 5d/pop-to-EBP -<span id="L1149" class="LineNr">1149 </span> c3/return -<span id="L1150" class="LineNr">1150 </span> -<span id="L1151" class="LineNr">1151 </span><span class="subxTest">test-convert-data-passes-comments-through</span>: -<span id="L1152" class="LineNr">1152 </span> <span class="subxComment"># if a line starts with '#', pass it along unchanged</span> -<span id="L1153" class="LineNr">1153 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1154" class="LineNr">1154 </span> 55/push-EBP -<span id="L1155" class="LineNr">1155 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1156" class="LineNr">1156 </span> <span class="subxComment"># setup</span> -<span id="L1157" class="LineNr">1157 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1158" class="LineNr">1158 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1159" class="LineNr">1159 </span> 68/push _test-input-stream/imm32 -<span id="L1160" class="LineNr">1160 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1161" class="LineNr">1161 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1162" class="LineNr">1162 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1163" class="LineNr">1163 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1164" class="LineNr">1164 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1165" class="LineNr">1165 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1166" class="LineNr">1166 </span> 68/push _test-output-stream/imm32 -<span id="L1167" class="LineNr">1167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1168" class="LineNr">1168 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1169" class="LineNr">1169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1170" class="LineNr">1170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1171" class="LineNr">1171 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1172" class="LineNr">1172 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1173" class="LineNr">1173 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1174" class="LineNr">1174 </span> 05/add-to-EAX 4/imm32 -<span id="L1175" class="LineNr">1175 </span> 50/push-EAX -<span id="L1176" class="LineNr">1176 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1177" class="LineNr">1177 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1178" class="LineNr">1178 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1179" class="LineNr">1179 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1180" class="LineNr">1180 </span> <span class="subxComment"># initialize input</span> -<span id="L1181" class="LineNr">1181 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# abcd")</span> -<span id="L1182" class="LineNr">1182 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1183" class="LineNr">1183 </span> 68/push <span class="Constant">"# abcd"</span>/imm32 -<span id="L1184" class="LineNr">1184 </span> 68/push _test-input-stream/imm32 -<span id="L1185" class="LineNr">1185 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1186" class="LineNr">1186 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1187" class="LineNr">1187 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1188" class="LineNr">1188 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1189" class="LineNr">1189 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1190" class="LineNr">1190 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1191" class="LineNr">1191 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1192" class="LineNr">1192 </span> 68/push _test-input-stream/imm32 -<span id="L1193" class="LineNr">1193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1194" class="LineNr">1194 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1195" class="LineNr">1195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1196" class="LineNr">1196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1197" class="LineNr">1197 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L1198" class="LineNr">1198 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1199" class="LineNr">1199 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1200" class="LineNr">1200 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1201" class="LineNr">1201 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1202" class="LineNr">1202 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1203" class="LineNr">1203 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1204" class="LineNr">1204 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1205" class="Folded">1205 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1231" class="LineNr">1231 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "# abcd", msg)</span> -<span id="L1232" class="LineNr">1232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1233" class="LineNr">1233 </span> 68/push <span class="Constant">"F - test-convert-data-passes-comments-through"</span>/imm32 -<span id="L1234" class="LineNr">1234 </span> 68/push <span class="Constant">"# abcd"</span>/imm32 -<span id="L1235" class="LineNr">1235 </span> 68/push _test-output-stream/imm32 -<span id="L1236" class="LineNr">1236 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1237" class="LineNr">1237 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1238" class="LineNr">1238 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1239" class="LineNr">1239 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1240" class="LineNr">1240 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1241" class="LineNr">1241 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1242" class="LineNr">1242 </span> 5d/pop-to-EBP -<span id="L1243" class="LineNr">1243 </span> c3/return -<span id="L1244" class="LineNr">1244 </span> -<span id="L1245" class="LineNr">1245 </span><span class="subxTest">test-convert-data-passes-labels-through</span>: -<span id="L1246" class="LineNr">1246 </span> <span class="subxComment"># if the first word ends with ':', pass along the entire line unchanged</span> -<span id="L1247" class="LineNr">1247 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1248" class="LineNr">1248 </span> 55/push-EBP -<span id="L1249" class="LineNr">1249 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1250" class="LineNr">1250 </span> <span class="subxComment"># setup</span> -<span id="L1251" class="LineNr">1251 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1252" class="LineNr">1252 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1253" class="LineNr">1253 </span> 68/push _test-input-stream/imm32 -<span id="L1254" class="LineNr">1254 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1255" class="LineNr">1255 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1256" class="LineNr">1256 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1257" class="LineNr">1257 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1258" class="LineNr">1258 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1259" class="LineNr">1259 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1260" class="LineNr">1260 </span> 68/push _test-output-stream/imm32 -<span id="L1261" class="LineNr">1261 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1262" class="LineNr">1262 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1263" class="LineNr">1263 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1264" class="LineNr">1264 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1265" class="LineNr">1265 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1266" class="LineNr">1266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1267" class="LineNr">1267 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1268" class="LineNr">1268 </span> 05/add-to-EAX 4/imm32 -<span id="L1269" class="LineNr">1269 </span> 50/push-EAX -<span id="L1270" class="LineNr">1270 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1271" class="LineNr">1271 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1272" class="LineNr">1272 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1273" class="LineNr">1273 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1274" class="LineNr">1274 </span> <span class="subxComment"># initialize input</span> -<span id="L1275" class="LineNr">1275 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab: # cd")</span> -<span id="L1276" class="LineNr">1276 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1277" class="LineNr">1277 </span> 68/push <span class="Constant">"ab: # cd"</span>/imm32 -<span id="L1278" class="LineNr">1278 </span> 68/push _test-input-stream/imm32 -<span id="L1279" class="LineNr">1279 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1280" class="LineNr">1280 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1281" class="LineNr">1281 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1282" class="LineNr">1282 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1283" class="LineNr">1283 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1284" class="LineNr">1284 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1285" class="LineNr">1285 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1286" class="LineNr">1286 </span> 68/push _test-input-stream/imm32 -<span id="L1287" class="LineNr">1287 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1288" class="LineNr">1288 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1289" class="LineNr">1289 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1290" class="LineNr">1290 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1291" class="LineNr">1291 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L1292" class="LineNr">1292 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1293" class="LineNr">1293 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1294" class="LineNr">1294 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1295" class="LineNr">1295 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1296" class="LineNr">1296 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1297" class="LineNr">1297 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1298" class="LineNr">1298 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1299" class="LineNr">1299 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "ab: # cd", msg)</span> -<span id="L1300" class="LineNr">1300 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1301" class="LineNr">1301 </span> 68/push <span class="Constant">"F - test-convert-data-passes-labels-through"</span>/imm32 -<span id="L1302" class="LineNr">1302 </span> 68/push <span class="Constant">"ab: # cd"</span>/imm32 -<span id="L1303" class="LineNr">1303 </span> 68/push _test-output-stream/imm32 -<span id="L1304" class="LineNr">1304 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1305" class="LineNr">1305 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1306" class="LineNr">1306 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1307" class="LineNr">1307 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1308" class="LineNr">1308 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1309" class="LineNr">1309 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1310" class="LineNr">1310 </span> 5d/pop-to-EBP -<span id="L1311" class="LineNr">1311 </span> c3/return -<span id="L1312" class="LineNr">1312 </span> -<span id="L1313" class="LineNr">1313 </span><span class="subxTest">test-convert-data-passes-names-through</span>: -<span id="L1314" class="LineNr">1314 </span> <span class="subxComment"># If a word is a valid name, just emit it unchanged.</span> -<span id="L1315" class="LineNr">1315 </span> <span class="subxComment"># Later phases will deal with it.</span> -<span id="L1316" class="LineNr">1316 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1317" class="LineNr">1317 </span> 55/push-EBP -<span id="L1318" class="LineNr">1318 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1319" class="LineNr">1319 </span> <span class="subxComment"># setup</span> -<span id="L1320" class="LineNr">1320 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1321" class="LineNr">1321 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1322" class="LineNr">1322 </span> 68/push _test-input-stream/imm32 -<span id="L1323" class="LineNr">1323 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1324" class="LineNr">1324 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1325" class="LineNr">1325 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1326" class="LineNr">1326 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1327" class="LineNr">1327 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1328" class="LineNr">1328 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1329" class="LineNr">1329 </span> 68/push _test-output-stream/imm32 -<span id="L1330" class="LineNr">1330 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1331" class="LineNr">1331 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1332" class="LineNr">1332 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1333" class="LineNr">1333 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1334" class="LineNr">1334 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1335" class="LineNr">1335 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1336" class="LineNr">1336 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1337" class="LineNr">1337 </span> 05/add-to-EAX 4/imm32 -<span id="L1338" class="LineNr">1338 </span> 50/push-EAX -<span id="L1339" class="LineNr">1339 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1340" class="LineNr">1340 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1341" class="LineNr">1341 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1342" class="LineNr">1342 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1343" class="LineNr">1343 </span> <span class="subxComment"># initialize input</span> -<span id="L1344" class="LineNr">1344 </span> <span class="subxS1Comment"># . write(_test-input-stream, "abcd/imm32")</span> -<span id="L1345" class="LineNr">1345 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1346" class="LineNr">1346 </span> 68/push <span class="Constant">"abcd/imm32"</span>/imm32 -<span id="L1347" class="LineNr">1347 </span> 68/push _test-input-stream/imm32 -<span id="L1348" class="LineNr">1348 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1349" class="LineNr">1349 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1350" class="LineNr">1350 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1351" class="LineNr">1351 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1352" class="LineNr">1352 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1353" class="LineNr">1353 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1354" class="LineNr">1354 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1355" class="LineNr">1355 </span> 68/push _test-input-stream/imm32 -<span id="L1356" class="LineNr">1356 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1357" class="LineNr">1357 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1358" class="LineNr">1358 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1359" class="LineNr">1359 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1360" class="LineNr">1360 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L1361" class="LineNr">1361 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1362" class="LineNr">1362 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1363" class="LineNr">1363 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1364" class="LineNr">1364 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1365" class="LineNr">1365 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1366" class="LineNr">1366 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1367" class="LineNr">1367 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1368" class="LineNr">1368 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "abcd/imm32 \n", msg)</span> -<span id="L1369" class="LineNr">1369 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1370" class="LineNr">1370 </span> 68/push <span class="Constant">"F - test-convert-data-passes-names-through"</span>/imm32 -<span id="L1371" class="LineNr">1371 </span> 68/push <span class="Constant">"abcd/imm32 \n"</span>/imm32 -<span id="L1372" class="LineNr">1372 </span> 68/push _test-output-stream/imm32 -<span id="L1373" class="LineNr">1373 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1374" class="LineNr">1374 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1375" class="LineNr">1375 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1376" class="LineNr">1376 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1377" class="LineNr">1377 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1378" class="LineNr">1378 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1379" class="LineNr">1379 </span> 5d/pop-to-EBP -<span id="L1380" class="LineNr">1380 </span> c3/return -<span id="L1381" class="LineNr">1381 </span> -<span id="L1382" class="LineNr">1382 </span><span class="subxTest">test-convert-data-handles-imm32</span>: -<span id="L1383" class="LineNr">1383 </span> <span class="subxComment"># If a word has the /imm32 metadata, emit it in 4 bytes.</span> -<span id="L1384" class="LineNr">1384 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1385" class="LineNr">1385 </span> 55/push-EBP -<span id="L1386" class="LineNr">1386 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1387" class="LineNr">1387 </span> <span class="subxComment"># setup</span> -<span id="L1388" class="LineNr">1388 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1389" class="LineNr">1389 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1390" class="LineNr">1390 </span> 68/push _test-input-stream/imm32 -<span id="L1391" class="LineNr">1391 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1392" class="LineNr">1392 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1393" class="LineNr">1393 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1394" class="LineNr">1394 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1395" class="LineNr">1395 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1396" class="LineNr">1396 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1397" class="LineNr">1397 </span> 68/push _test-output-stream/imm32 -<span id="L1398" class="LineNr">1398 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1399" class="LineNr">1399 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1400" class="LineNr">1400 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1401" class="LineNr">1401 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1402" class="LineNr">1402 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1403" class="LineNr">1403 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1404" class="LineNr">1404 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1405" class="LineNr">1405 </span> 05/add-to-EAX 4/imm32 -<span id="L1406" class="LineNr">1406 </span> 50/push-EAX -<span id="L1407" class="LineNr">1407 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1408" class="LineNr">1408 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1409" class="LineNr">1409 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1410" class="LineNr">1410 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1411" class="LineNr">1411 </span> <span class="subxComment"># initialize input</span> -<span id="L1412" class="LineNr">1412 </span> <span class="subxS1Comment"># . write(_test-input-stream, "30/imm32")</span> -<span id="L1413" class="LineNr">1413 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1414" class="LineNr">1414 </span> 68/push <span class="Constant">"30/imm32"</span>/imm32 -<span id="L1415" class="LineNr">1415 </span> 68/push _test-input-stream/imm32 -<span id="L1416" class="LineNr">1416 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1417" class="LineNr">1417 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1418" class="LineNr">1418 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1419" class="LineNr">1419 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1420" class="LineNr">1420 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1421" class="LineNr">1421 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1422" class="LineNr">1422 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1423" class="LineNr">1423 </span> 68/push _test-input-stream/imm32 -<span id="L1424" class="LineNr">1424 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1425" class="LineNr">1425 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1426" class="LineNr">1426 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1427" class="LineNr">1427 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1428" class="LineNr">1428 </span> <span class="subxComment"># check that 4 bytes were written</span> -<span id="L1429" class="LineNr">1429 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1430" class="LineNr">1430 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1431" class="LineNr">1431 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1432" class="LineNr">1432 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1433" class="LineNr">1433 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1434" class="LineNr">1434 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1435" class="LineNr">1435 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1436" class="LineNr">1436 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "30 00 00 00 \n", msg)</span> -<span id="L1437" class="LineNr">1437 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1438" class="LineNr">1438 </span> 68/push <span class="Constant">"F - test-convert-data-handles-imm32"</span>/imm32 -<span id="L1439" class="LineNr">1439 </span> 68/push <span class="Constant">"30 00 00 00 \n"</span>/imm32 -<span id="L1440" class="LineNr">1440 </span> 68/push _test-output-stream/imm32 -<span id="L1441" class="LineNr">1441 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1442" class="LineNr">1442 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1443" class="LineNr">1443 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1444" class="LineNr">1444 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1445" class="LineNr">1445 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1446" class="LineNr">1446 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1447" class="LineNr">1447 </span> 5d/pop-to-EBP -<span id="L1448" class="LineNr">1448 </span> c3/return -<span id="L1449" class="LineNr">1449 </span> -<span id="L1450" class="LineNr">1450 </span><span class="subxTest">test-convert-data-handles-single-byte</span>: -<span id="L1451" class="LineNr">1451 </span> <span class="subxComment"># Any metadata but /imm32 will emit a single byte.</span> -<span id="L1452" class="LineNr">1452 </span> <span class="subxComment"># Data segments can't have /disp32, and SubX doesn't support 16-bit operands.</span> -<span id="L1453" class="LineNr">1453 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1454" class="LineNr">1454 </span> 55/push-EBP -<span id="L1455" class="LineNr">1455 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1456" class="LineNr">1456 </span> <span class="subxComment"># setup</span> -<span id="L1457" class="LineNr">1457 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1458" class="LineNr">1458 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1459" class="LineNr">1459 </span> 68/push _test-input-stream/imm32 -<span id="L1460" class="LineNr">1460 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1461" class="LineNr">1461 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1462" class="LineNr">1462 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1463" class="LineNr">1463 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1464" class="LineNr">1464 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1465" class="LineNr">1465 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1466" class="LineNr">1466 </span> 68/push _test-output-stream/imm32 -<span id="L1467" class="LineNr">1467 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1468" class="LineNr">1468 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1469" class="LineNr">1469 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1470" class="LineNr">1470 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1471" class="LineNr">1471 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1472" class="LineNr">1472 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1473" class="LineNr">1473 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1474" class="LineNr">1474 </span> 05/add-to-EAX 4/imm32 -<span id="L1475" class="LineNr">1475 </span> 50/push-EAX -<span id="L1476" class="LineNr">1476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1477" class="LineNr">1477 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1478" class="LineNr">1478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1479" class="LineNr">1479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1480" class="LineNr">1480 </span> <span class="subxComment"># initialize input</span> -<span id="L1481" class="LineNr">1481 </span> <span class="subxS1Comment"># . write(_test-input-stream, "30/imm16")</span> -<span id="L1482" class="LineNr">1482 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1483" class="LineNr">1483 </span> 68/push <span class="Constant">"30/imm16"</span>/imm32 -<span id="L1484" class="LineNr">1484 </span> 68/push _test-input-stream/imm32 -<span id="L1485" class="LineNr">1485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1486" class="LineNr">1486 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1487" class="LineNr">1487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1488" class="LineNr">1488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1489" class="LineNr">1489 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1490" class="LineNr">1490 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1491" class="LineNr">1491 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1492" class="LineNr">1492 </span> 68/push _test-input-stream/imm32 -<span id="L1493" class="LineNr">1493 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1494" class="LineNr">1494 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1495" class="LineNr">1495 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1496" class="LineNr">1496 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1497" class="LineNr">1497 </span> <span class="subxComment"># check that a single byte was written (imm16 is not a valid operand type)</span> -<span id="L1498" class="LineNr">1498 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1499" class="LineNr">1499 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1500" class="LineNr">1500 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1501" class="LineNr">1501 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1502" class="LineNr">1502 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1503" class="LineNr">1503 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1504" class="LineNr">1504 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1505" class="LineNr">1505 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "30 \n", msg)</span> -<span id="L1506" class="LineNr">1506 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1507" class="LineNr">1507 </span> 68/push <span class="Constant">"F - test-convert-data-handles-single-byte"</span>/imm32 -<span id="L1508" class="LineNr">1508 </span> 68/push <span class="Constant">"30 \n"</span>/imm32 -<span id="L1509" class="LineNr">1509 </span> 68/push _test-output-stream/imm32 -<span id="L1510" class="LineNr">1510 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1511" class="LineNr">1511 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1512" class="LineNr">1512 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1513" class="LineNr">1513 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1514" class="LineNr">1514 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1515" class="LineNr">1515 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1516" class="LineNr">1516 </span> 5d/pop-to-EBP -<span id="L1517" class="LineNr">1517 </span> c3/return -<span id="L1518" class="LineNr">1518 </span> -<span id="L1519" class="LineNr">1519 </span><span class="subxTest">test-convert-data-multiple-bytes</span>: -<span id="L1520" class="LineNr">1520 </span> <span class="subxComment"># Multiple single-byte words in input stream get processed one by one.</span> -<span id="L1521" class="LineNr">1521 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1522" class="LineNr">1522 </span> 55/push-EBP -<span id="L1523" class="LineNr">1523 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1524" class="LineNr">1524 </span> <span class="subxComment"># setup</span> -<span id="L1525" class="LineNr">1525 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1526" class="LineNr">1526 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1527" class="LineNr">1527 </span> 68/push _test-input-stream/imm32 -<span id="L1528" class="LineNr">1528 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1529" class="LineNr">1529 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1530" class="LineNr">1530 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1531" class="LineNr">1531 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1532" class="LineNr">1532 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1533" class="LineNr">1533 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1534" class="LineNr">1534 </span> 68/push _test-output-stream/imm32 -<span id="L1535" class="LineNr">1535 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1536" class="LineNr">1536 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1537" class="LineNr">1537 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1538" class="LineNr">1538 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1539" class="LineNr">1539 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1540" class="LineNr">1540 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1541" class="LineNr">1541 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1542" class="LineNr">1542 </span> 05/add-to-EAX 4/imm32 -<span id="L1543" class="LineNr">1543 </span> 50/push-EAX -<span id="L1544" class="LineNr">1544 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1545" class="LineNr">1545 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1546" class="LineNr">1546 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1547" class="LineNr">1547 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1548" class="LineNr">1548 </span> <span class="subxComment"># initialize input</span> -<span id="L1549" class="LineNr">1549 </span> <span class="subxS1Comment"># . write(_test-input-stream, "1 2")</span> -<span id="L1550" class="LineNr">1550 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1551" class="LineNr">1551 </span> 68/push <span class="Constant">"1 2"</span>/imm32 -<span id="L1552" class="LineNr">1552 </span> 68/push _test-input-stream/imm32 -<span id="L1553" class="LineNr">1553 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1554" class="LineNr">1554 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1555" class="LineNr">1555 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1556" class="LineNr">1556 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1557" class="LineNr">1557 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1558" class="LineNr">1558 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1559" class="LineNr">1559 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1560" class="LineNr">1560 </span> 68/push _test-input-stream/imm32 -<span id="L1561" class="LineNr">1561 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1562" class="LineNr">1562 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1563" class="LineNr">1563 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1564" class="LineNr">1564 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1565" class="LineNr">1565 </span> <span class="subxComment"># check output</span> -<span id="L1566" class="LineNr">1566 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1567" class="LineNr">1567 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1568" class="LineNr">1568 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1569" class="LineNr">1569 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1570" class="LineNr">1570 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1571" class="LineNr">1571 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1572" class="LineNr">1572 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1573" class="LineNr">1573 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "01 02 \n", msg)</span> -<span id="L1574" class="LineNr">1574 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1575" class="LineNr">1575 </span> 68/push <span class="Constant">"F - test-convert-data-multiple-bytes"</span>/imm32 -<span id="L1576" class="LineNr">1576 </span> 68/push <span class="Constant">"01 02 \n"</span>/imm32 -<span id="L1577" class="LineNr">1577 </span> 68/push _test-output-stream/imm32 -<span id="L1578" class="LineNr">1578 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1579" class="LineNr">1579 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1580" class="LineNr">1580 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1581" class="LineNr">1581 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1582" class="LineNr">1582 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1583" class="LineNr">1583 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1584" class="LineNr">1584 </span> 5d/pop-to-EBP -<span id="L1585" class="LineNr">1585 </span> c3/return -<span id="L1586" class="LineNr">1586 </span> -<span id="L1587" class="LineNr">1587 </span><span class="subxTest">test-convert-data-byte-then-name</span>: -<span id="L1588" class="LineNr">1588 </span> <span class="subxComment"># Single-byte word followed by valid name get processed one by one.</span> -<span id="L1589" class="LineNr">1589 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1590" class="LineNr">1590 </span> 55/push-EBP -<span id="L1591" class="LineNr">1591 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1592" class="LineNr">1592 </span> <span class="subxComment"># setup</span> -<span id="L1593" class="LineNr">1593 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1594" class="LineNr">1594 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1595" class="LineNr">1595 </span> 68/push _test-input-stream/imm32 -<span id="L1596" class="LineNr">1596 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1597" class="LineNr">1597 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1598" class="LineNr">1598 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1599" class="LineNr">1599 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1600" class="LineNr">1600 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1601" class="LineNr">1601 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1602" class="LineNr">1602 </span> 68/push _test-output-stream/imm32 -<span id="L1603" class="LineNr">1603 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1604" class="LineNr">1604 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1605" class="LineNr">1605 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1606" class="LineNr">1606 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1607" class="LineNr">1607 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1608" class="LineNr">1608 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1609" class="LineNr">1609 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1610" class="LineNr">1610 </span> 05/add-to-EAX 4/imm32 -<span id="L1611" class="LineNr">1611 </span> 50/push-EAX -<span id="L1612" class="LineNr">1612 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1613" class="LineNr">1613 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1614" class="LineNr">1614 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1615" class="LineNr">1615 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1616" class="LineNr">1616 </span> <span class="subxComment"># initialize input</span> -<span id="L1617" class="LineNr">1617 </span> <span class="subxS1Comment"># . write(_test-input-stream, "30 abcd/o")</span> -<span id="L1618" class="LineNr">1618 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1619" class="LineNr">1619 </span> 68/push <span class="Constant">"30 abcd/o"</span>/imm32 -<span id="L1620" class="LineNr">1620 </span> 68/push _test-input-stream/imm32 -<span id="L1621" class="LineNr">1621 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1622" class="LineNr">1622 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1623" class="LineNr">1623 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1624" class="LineNr">1624 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1625" class="LineNr">1625 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1626" class="LineNr">1626 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1627" class="LineNr">1627 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1628" class="LineNr">1628 </span> 68/push _test-input-stream/imm32 -<span id="L1629" class="LineNr">1629 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1630" class="LineNr">1630 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1631" class="LineNr">1631 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1632" class="LineNr">1632 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1633" class="LineNr">1633 </span> <span class="subxComment"># check output</span> -<span id="L1634" class="LineNr">1634 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1635" class="LineNr">1635 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1636" class="LineNr">1636 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1637" class="LineNr">1637 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1638" class="LineNr">1638 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1639" class="LineNr">1639 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1640" class="LineNr">1640 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1641" class="LineNr">1641 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "30 abcd/o \n", msg)</span> -<span id="L1642" class="LineNr">1642 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1643" class="LineNr">1643 </span> 68/push <span class="Constant">"F - test-convert-data-byte-then-name"</span>/imm32 -<span id="L1644" class="LineNr">1644 </span> 68/push <span class="Constant">"30 abcd/o \n"</span>/imm32 -<span id="L1645" class="LineNr">1645 </span> 68/push _test-output-stream/imm32 -<span id="L1646" class="LineNr">1646 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1647" class="LineNr">1647 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1648" class="LineNr">1648 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1649" class="LineNr">1649 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1650" class="LineNr">1650 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1651" class="LineNr">1651 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1652" class="LineNr">1652 </span> 5d/pop-to-EBP -<span id="L1653" class="LineNr">1653 </span> c3/return -<span id="L1654" class="LineNr">1654 </span> -<span id="L1655" class="LineNr">1655 </span><span class="subxTest">test-convert-data-multiple-words</span>: -<span id="L1656" class="LineNr">1656 </span> <span class="subxComment"># Multiple words in input stream get processed one by one.</span> -<span id="L1657" class="LineNr">1657 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1658" class="LineNr">1658 </span> 55/push-EBP -<span id="L1659" class="LineNr">1659 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1660" class="LineNr">1660 </span> <span class="subxComment"># setup</span> -<span id="L1661" class="LineNr">1661 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1662" class="LineNr">1662 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1663" class="LineNr">1663 </span> 68/push _test-input-stream/imm32 -<span id="L1664" class="LineNr">1664 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1665" class="LineNr">1665 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1666" class="LineNr">1666 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1667" class="LineNr">1667 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1668" class="LineNr">1668 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1669" class="LineNr">1669 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1670" class="LineNr">1670 </span> 68/push _test-output-stream/imm32 -<span id="L1671" class="LineNr">1671 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1672" class="LineNr">1672 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1673" class="LineNr">1673 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1674" class="LineNr">1674 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1675" class="LineNr">1675 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1676" class="LineNr">1676 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1677" class="LineNr">1677 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1678" class="LineNr">1678 </span> 05/add-to-EAX 4/imm32 -<span id="L1679" class="LineNr">1679 </span> 50/push-EAX -<span id="L1680" class="LineNr">1680 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1681" class="LineNr">1681 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1682" class="LineNr">1682 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1683" class="LineNr">1683 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1684" class="LineNr">1684 </span> <span class="subxComment"># initialize input</span> -<span id="L1685" class="LineNr">1685 </span> <span class="subxS1Comment"># . write(_test-input-stream, "30 abcd/o 42e1/imm32")</span> -<span id="L1686" class="LineNr">1686 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1687" class="LineNr">1687 </span> 68/push <span class="Constant">"30 abcd/o 42e1/imm32"</span>/imm32 -<span id="L1688" class="LineNr">1688 </span> 68/push _test-input-stream/imm32 -<span id="L1689" class="LineNr">1689 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1690" class="LineNr">1690 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1691" class="LineNr">1691 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1692" class="LineNr">1692 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1693" class="LineNr">1693 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1694" class="LineNr">1694 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1695" class="LineNr">1695 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1696" class="LineNr">1696 </span> 68/push _test-input-stream/imm32 -<span id="L1697" class="LineNr">1697 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1698" class="LineNr">1698 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1699" class="LineNr">1699 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1700" class="LineNr">1700 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1701" class="LineNr">1701 </span> <span class="subxComment"># check output</span> -<span id="L1702" class="LineNr">1702 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1703" class="LineNr">1703 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1704" class="LineNr">1704 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1705" class="LineNr">1705 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1706" class="LineNr">1706 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1707" class="LineNr">1707 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1708" class="LineNr">1708 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1709" class="Folded">1709 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1735" class="LineNr">1735 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "30 abcd/o 42 e1 00 00 \n", msg)</span> -<span id="L1736" class="LineNr">1736 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1737" class="LineNr">1737 </span> 68/push <span class="Constant">"F - test-convert-data-multiple-words"</span>/imm32 -<span id="L1738" class="LineNr">1738 </span> 68/push <span class="Constant">"30 abcd/o e1 42 00 00 \n"</span>/imm32 -<span id="L1739" class="LineNr">1739 </span> 68/push _test-output-stream/imm32 -<span id="L1740" class="LineNr">1740 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1741" class="LineNr">1741 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1742" class="LineNr">1742 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1743" class="LineNr">1743 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1744" class="LineNr">1744 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1745" class="LineNr">1745 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1746" class="LineNr">1746 </span> 5d/pop-to-EBP -<span id="L1747" class="LineNr">1747 </span> c3/return -<span id="L1748" class="LineNr">1748 </span> -<span id="L1749" class="LineNr">1749 </span><span class="subxTest">test-convert-data-trailing-comment</span>: -<span id="L1750" class="LineNr">1750 </span> <span class="subxComment"># Trailing comments in data segment get appropriately ignored.</span> -<span id="L1751" class="LineNr">1751 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1752" class="LineNr">1752 </span> 55/push-EBP -<span id="L1753" class="LineNr">1753 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1754" class="LineNr">1754 </span> <span class="subxComment"># setup</span> -<span id="L1755" class="LineNr">1755 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1756" class="LineNr">1756 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1757" class="LineNr">1757 </span> 68/push _test-input-stream/imm32 -<span id="L1758" class="LineNr">1758 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1759" class="LineNr">1759 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1760" class="LineNr">1760 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1761" class="LineNr">1761 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1762" class="LineNr">1762 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1763" class="LineNr">1763 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1764" class="LineNr">1764 </span> 68/push _test-output-stream/imm32 -<span id="L1765" class="LineNr">1765 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1766" class="LineNr">1766 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1767" class="LineNr">1767 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1768" class="LineNr">1768 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1769" class="LineNr">1769 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1770" class="LineNr">1770 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1771" class="LineNr">1771 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L1772" class="LineNr">1772 </span> 05/add-to-EAX 4/imm32 -<span id="L1773" class="LineNr">1773 </span> 50/push-EAX -<span id="L1774" class="LineNr">1774 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1775" class="LineNr">1775 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1776" class="LineNr">1776 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1777" class="LineNr">1777 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1778" class="LineNr">1778 </span> <span class="subxComment"># initialize input</span> -<span id="L1779" class="LineNr">1779 </span> <span class="subxS1Comment"># . write(_test-input-stream, "30/imm32 # comment")</span> -<span id="L1780" class="LineNr">1780 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1781" class="LineNr">1781 </span> 68/push <span class="Constant">"30/imm32 # comment"</span>/imm32 -<span id="L1782" class="LineNr">1782 </span> 68/push _test-input-stream/imm32 -<span id="L1783" class="LineNr">1783 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1784" class="LineNr">1784 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1785" class="LineNr">1785 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1786" class="LineNr">1786 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1787" class="LineNr">1787 </span> <span class="subxComment"># convert-data(_test-input-stream, _test-output-buffered-file)</span> -<span id="L1788" class="LineNr">1788 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1789" class="LineNr">1789 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1790" class="LineNr">1790 </span> 68/push _test-input-stream/imm32 -<span id="L1791" class="LineNr">1791 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1792" class="LineNr">1792 </span> e8/call <a href='pack.subx.html#L933'>convert-data</a>/disp32 -<span id="L1793" class="LineNr">1793 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1794" class="LineNr">1794 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1795" class="LineNr">1795 </span> <span class="subxComment"># check output</span> -<span id="L1796" class="LineNr">1796 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1797" class="LineNr">1797 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1798" class="LineNr">1798 </span> 68/push _test-output-buffered-file/imm32 -<span id="L1799" class="LineNr">1799 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1800" class="LineNr">1800 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1801" class="LineNr">1801 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1802" class="LineNr">1802 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1803" class="Folded">1803 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1829" class="LineNr">1829 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "30 00 00 00 # comment", msg)</span> -<span id="L1830" class="LineNr">1830 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1831" class="LineNr">1831 </span> 68/push <span class="Constant">"F - test-convert-data-trailing-comment"</span>/imm32 -<span id="L1832" class="LineNr">1832 </span> 68/push <span class="Constant">"30 00 00 00 # comment"</span>/imm32 -<span id="L1833" class="LineNr">1833 </span> 68/push _test-output-stream/imm32 -<span id="L1834" class="LineNr">1834 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1835" class="LineNr">1835 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1836" class="LineNr">1836 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1837" class="LineNr">1837 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1838" class="LineNr">1838 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1839" class="LineNr">1839 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1840" class="LineNr">1840 </span> 5d/pop-to-EBP -<span id="L1841" class="LineNr">1841 </span> c3/return -<span id="L1842" class="LineNr">1842 </span> -<span id="L1843" class="LineNr">1843 </span><span class="subxComment"># pack an instruction, following the C++ version</span> -<span id="L1844" class="LineNr">1844 </span><span class="subxComment">#</span> -<span id="L1845" class="LineNr">1845 </span><span class="subxComment"># zero error handling at the moment (continuing to rely on the C++ version for that):</span> -<span id="L1846" class="LineNr">1846 </span><span class="subxComment"># missing fields are always 0-filled</span> -<span id="L1847" class="LineNr">1847 </span><span class="subxComment"># bytes never mentioned are silently dropped; if you don't provide /mod, /rm32 or /r32 you don't get a 0 ModR/M byte. You get *no* ModR/M byte.</span> -<span id="L1848" class="LineNr">1848 </span><span class="subxComment"># may pick up any of duplicate operands in an instruction</span> -<span id="L1849" class="LineNr">1849 </span><span class="subxComment"># silently drop extraneous operands</span> -<span id="L1850" class="LineNr">1850 </span><span class="subxComment"># unceremoniously abort on non-numeric operands except disp or imm</span> -<span id="L1851" class="LineNr">1851 </span><span class="subxComment"># opcodes must be lowercase and zero padded</span> -<span id="L1852" class="LineNr">1852 </span><span class="subxComment"># opcodes with misleading operand metadata may get duplicated as operands as well. don't rely on this.</span> -<span id="L1853" class="LineNr">1853 </span><span class="subxFunction">convert-instruction</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L1854" class="LineNr">1854 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1855" class="LineNr">1855 </span> <span class="subxComment"># # some early exits</span> -<span id="L1856" class="LineNr">1856 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L1857" class="LineNr">1857 </span> <span class="subxComment"># if slice-empty?(word-slice)</span> -<span id="L1858" class="LineNr">1858 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L1859" class="LineNr">1859 </span> <span class="subxComment"># return</span> -<span id="L1860" class="LineNr">1860 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#")</span> -<span id="L1861" class="LineNr">1861 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L1862" class="LineNr">1862 </span> <span class="subxComment"># return</span> -<span id="L1863" class="LineNr">1863 </span> <span class="subxComment"># if slice-ends-with?(word-slice, ":")</span> -<span id="L1864" class="LineNr">1864 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L1865" class="LineNr">1865 </span> <span class="subxComment"># return</span> -<span id="L1866" class="LineNr">1866 </span> <span class="subxComment"># # really convert</span> -<span id="L1867" class="LineNr">1867 </span> <span class="subxComment"># emit-opcodes(line, out)</span> -<span id="L1868" class="LineNr">1868 </span> <span class="subxComment"># emit-modrm(line, out)</span> -<span id="L1869" class="LineNr">1869 </span> <span class="subxComment"># emit-sib(line, out)</span> -<span id="L1870" class="LineNr">1870 </span> <span class="subxComment"># emit-disp(line, out)</span> -<span id="L1871" class="LineNr">1871 </span> <span class="subxComment"># emit-imm(line, out)</span> -<span id="L1872" class="LineNr">1872 </span> <span class="subxComment"># emit-line-in-comment(line, out)</span> -<span id="L1873" class="LineNr">1873 </span> <span class="subxComment">#</span> -<span id="L1874" class="LineNr">1874 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1875" class="LineNr">1875 </span> 55/push-EBP -<span id="L1876" class="LineNr">1876 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1877" class="LineNr">1877 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1878" class="LineNr">1878 </span> 50/push-EAX -<span id="L1879" class="LineNr">1879 </span> 51/push-ECX -<span id="L1880" class="LineNr">1880 </span> 52/push-EDX -<span id="L1881" class="LineNr">1881 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L1882" class="LineNr">1882 </span> 68/push 0/imm32/end -<span id="L1883" class="LineNr">1883 </span> 68/push 0/imm32/start -<span id="L1884" class="LineNr">1884 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1885" class="LineNr">1885 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L1886" class="LineNr">1886 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1887" class="LineNr">1887 </span> 51/push-ECX -<span id="L1888" class="LineNr">1888 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1889" class="LineNr">1889 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1890" class="LineNr">1890 </span> e8/call next-word/disp32 -<span id="L1891" class="LineNr">1891 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1892" class="LineNr">1892 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1893" class="LineNr">1893 </span><span class="Constant">$convert-instruction:check0</span>: -<span id="L1894" class="LineNr">1894 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L1895" class="LineNr">1895 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L1896" class="LineNr">1896 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1897" class="LineNr">1897 </span> 51/push-ECX -<span id="L1898" class="LineNr">1898 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1899" class="LineNr">1899 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L1900" class="LineNr">1900 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1901" class="LineNr">1901 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1902" class="LineNr">1902 </span> <span class="subxS1Comment"># . if (EAX != 0) pass through</span> -<span id="L1903" class="LineNr">1903 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1904" class="LineNr">1904 </span> 75/jump-if-not-equal $convert-instruction:pass-through/disp8 -<span id="L1905" class="LineNr">1905 </span><span class="Constant">$convert-instruction:check1</span>: -<span id="L1906" class="LineNr">1906 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) write-stream-data(out, line)</span> -<span id="L1907" class="LineNr">1907 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L1908" class="LineNr">1908 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L1909" class="LineNr">1909 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L1910" class="LineNr">1910 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1911" class="LineNr">1911 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L1912" class="LineNr">1912 </span> <span class="subxS1Comment"># . if (EAX == '#') pass through</span> -<span id="L1913" class="LineNr">1913 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L1914" class="LineNr">1914 </span> 74/jump-if-equal $convert-instruction:pass-through/disp8 -<span id="L1915" class="LineNr">1915 </span><span class="Constant">$convert-instruction:check2</span>: -<span id="L1916" class="LineNr">1916 </span> <span class="subxComment"># if (slice-ends-with?(word-slice, ":")) write-stream-data(out, line)</span> -<span id="L1917" class="LineNr">1917 </span> <span class="subxS1Comment"># . end/EDX = word-slice->end</span> -<span id="L1918" class="LineNr">1918 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L1919" class="LineNr">1919 </span> <span class="subxS1Comment"># . c/EAX = *(end-1)</span> -<span id="L1920" class="LineNr">1920 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L1921" class="LineNr">1921 </span> 8a/copy-byte 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL -1/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L1922" class="LineNr">1922 </span> <span class="subxS1Comment"># . if (EAX == ':') pass through</span> -<span id="L1923" class="LineNr">1923 </span> 3d/compare-EAX-and 0x3a/imm32/colon -<span id="L1924" class="LineNr">1924 </span> 75/jump-if-not-equal $convert-instruction:really-convert/disp8 -<span id="L1925" class="LineNr">1925 </span><span class="Constant">$convert-instruction:pass-through</span>: -<span id="L1926" class="LineNr">1926 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L1927" class="LineNr">1927 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1928" class="LineNr">1928 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1929" class="LineNr">1929 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1930" class="LineNr">1930 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1931" class="LineNr">1931 </span> e8/call write-stream-data/disp32 -<span id="L1932" class="LineNr">1932 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1933" class="LineNr">1933 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1934" class="LineNr">1934 </span> <span class="subxComment"># return</span> -<span id="L1935" class="LineNr">1935 </span> eb/jump $convert-instruction:end/disp8 -<span id="L1936" class="LineNr">1936 </span><span class="Constant">$convert-instruction:really-convert</span>: -<span id="L1937" class="LineNr">1937 </span> <span class="subxComment"># emit-opcodes(line, out)</span> -<span id="L1938" class="LineNr">1938 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1939" class="LineNr">1939 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1940" class="LineNr">1940 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1941" class="LineNr">1941 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1942" class="LineNr">1942 </span> e8/call <a href='pack.subx.html#L1997'>emit-opcodes</a>/disp32 -<span id="L1943" class="LineNr">1943 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1944" class="LineNr">1944 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1945" class="LineNr">1945 </span> <span class="subxComment"># emit-modrm(line, out)</span> -<span id="L1946" class="LineNr">1946 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1947" class="LineNr">1947 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1948" class="LineNr">1948 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1949" class="LineNr">1949 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1950" class="LineNr">1950 </span> e8/call <a href='pack.subx.html#L2293'>emit-modrm</a>/disp32 -<span id="L1951" class="LineNr">1951 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1952" class="LineNr">1952 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1953" class="LineNr">1953 </span> <span class="subxComment"># emit-sib(line, out)</span> -<span id="L1954" class="LineNr">1954 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1955" class="LineNr">1955 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1956" class="LineNr">1956 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1957" class="LineNr">1957 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1958" class="LineNr">1958 </span> e8/call <a href='pack.subx.html#L2612'>emit-sib</a>/disp32 -<span id="L1959" class="LineNr">1959 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1960" class="LineNr">1960 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1961" class="LineNr">1961 </span> <span class="subxComment"># emit-disp(line, out)</span> -<span id="L1962" class="LineNr">1962 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1963" class="LineNr">1963 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1964" class="LineNr">1964 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1965" class="LineNr">1965 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1966" class="LineNr">1966 </span> e8/call <a href='pack.subx.html#L2895'>emit-disp</a>/disp32 -<span id="L1967" class="LineNr">1967 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1968" class="LineNr">1968 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1969" class="LineNr">1969 </span> <span class="subxComment"># emit-imm(line, out)</span> -<span id="L1970" class="LineNr">1970 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1971" class="LineNr">1971 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1972" class="LineNr">1972 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1973" class="LineNr">1973 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1974" class="LineNr">1974 </span> e8/call <a href='pack.subx.html#L3116'>emit-imm</a>/disp32 -<span id="L1975" class="LineNr">1975 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1976" class="LineNr">1976 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1977" class="LineNr">1977 </span> <span class="subxComment"># emit-line-in-comment(line, out)</span> -<span id="L1978" class="LineNr">1978 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1979" class="LineNr">1979 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1980" class="LineNr">1980 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1981" class="LineNr">1981 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1982" class="LineNr">1982 </span> e8/call <a href='pack.subx.html#L3337'>emit-line-in-comment</a>/disp32 -<span id="L1983" class="LineNr">1983 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1984" class="LineNr">1984 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1985" class="LineNr">1985 </span><span class="Constant">$convert-instruction:end</span>: -<span id="L1986" class="LineNr">1986 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L1987" class="LineNr">1987 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1988" class="LineNr">1988 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1989" class="LineNr">1989 </span> 5a/pop-to-EDX -<span id="L1990" class="LineNr">1990 </span> 59/pop-to-ECX -<span id="L1991" class="LineNr">1991 </span> 58/pop-to-EAX -<span id="L1992" class="LineNr">1992 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1993" class="LineNr">1993 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1994" class="LineNr">1994 </span> 5d/pop-to-EBP -<span id="L1995" class="LineNr">1995 </span> c3/return -<span id="L1996" class="LineNr">1996 </span> -<span id="L1997" class="LineNr">1997 </span><span class="subxFunction">emit-opcodes</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L1998" class="LineNr">1998 </span> <span class="subxComment"># opcodes occupy 1-3 bytes:</span> -<span id="L1999" class="LineNr">1999 </span> <span class="subxComment"># xx</span> -<span id="L2000" class="LineNr">2000 </span> <span class="subxComment"># 0f xx</span> -<span id="L2001" class="LineNr">2001 </span> <span class="subxComment"># f2 xx</span> -<span id="L2002" class="LineNr">2002 </span> <span class="subxComment"># f3 xx</span> -<span id="L2003" class="LineNr">2003 </span> <span class="subxComment"># f2 0f xx</span> -<span id="L2004" class="LineNr">2004 </span> <span class="subxComment"># f3 0f xx</span> -<span id="L2005" class="LineNr">2005 </span> <span class="subxComment">#</span> -<span id="L2006" class="LineNr">2006 </span> <span class="subxComment"># pseudocode:</span> -<span id="L2007" class="LineNr">2007 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2008" class="LineNr">2008 </span> <span class="subxComment">#</span> -<span id="L2009" class="LineNr">2009 </span> <span class="subxComment"># var op1 = next-word(line)</span> -<span id="L2010" class="LineNr">2010 </span> <span class="subxComment"># if (slice-empty?(op1) || slice-starts-with?(op1, "#")) return</span> -<span id="L2011" class="LineNr">2011 </span> <span class="subxComment"># op1 = next-token-from-slice(op1->start, op1->end, "/")</span> -<span id="L2012" class="LineNr">2012 </span> <span class="subxComment"># write-slice-buffered(out, op1)</span> -<span id="L2013" class="LineNr">2013 </span> <span class="subxComment"># if !slice-equal?(op1, "0f") && !slice-equal?(op1, "f2") && !slice-equal?(op1, "f3")</span> -<span id="L2014" class="LineNr">2014 </span> <span class="subxComment"># return</span> -<span id="L2015" class="LineNr">2015 </span> <span class="subxComment">#</span> -<span id="L2016" class="LineNr">2016 </span> <span class="subxComment"># var op2 = next-word(line)</span> -<span id="L2017" class="LineNr">2017 </span> <span class="subxComment"># if (slice-empty?(op2) || slice-starts-with?(op2, "#")) return</span> -<span id="L2018" class="LineNr">2018 </span> <span class="subxComment"># op2 = next-token-from-slice(op2->start, op2->end, "/")</span> -<span id="L2019" class="LineNr">2019 </span> <span class="subxComment"># write-slice-buffered(out, op2)</span> -<span id="L2020" class="LineNr">2020 </span> <span class="subxComment"># if slice-equal?(op1, "0f")</span> -<span id="L2021" class="LineNr">2021 </span> <span class="subxComment"># return</span> -<span id="L2022" class="LineNr">2022 </span> <span class="subxComment"># if !slice-equal?(op2, "0f")</span> -<span id="L2023" class="LineNr">2023 </span> <span class="subxComment"># return</span> -<span id="L2024" class="LineNr">2024 </span> <span class="subxComment">#</span> -<span id="L2025" class="LineNr">2025 </span> <span class="subxComment"># var op3 = next-word(line)</span> -<span id="L2026" class="LineNr">2026 </span> <span class="subxComment"># if (slice-empty?(op3) || slice-starts-with?(op3, "#")) return</span> -<span id="L2027" class="LineNr">2027 </span> <span class="subxComment"># op3 = next-token-from-slice(op3->start, op3->end, "/")</span> -<span id="L2028" class="LineNr">2028 </span> <span class="subxComment"># write-slice-buffered(out, op3)</span> -<span id="L2029" class="LineNr">2029 </span> <span class="subxComment">#</span> -<span id="L2030" class="LineNr">2030 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2031" class="LineNr">2031 </span> 55/push-EBP -<span id="L2032" class="LineNr">2032 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2033" class="LineNr">2033 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2034" class="LineNr">2034 </span> 50/push-EAX -<span id="L2035" class="LineNr">2035 </span> 51/push-ECX -<span id="L2036" class="LineNr">2036 </span> 52/push-EDX -<span id="L2037" class="LineNr">2037 </span> 53/push-EBX -<span id="L2038" class="LineNr">2038 </span> <span class="subxComment"># var op1/ECX = {0, 0}</span> -<span id="L2039" class="LineNr">2039 </span> 68/push 0/imm32/end -<span id="L2040" class="LineNr">2040 </span> 68/push 0/imm32/start -<span id="L2041" class="LineNr">2041 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2042" class="LineNr">2042 </span> <span class="subxComment"># var op2/EDX = {0, 0}</span> -<span id="L2043" class="LineNr">2043 </span> 68/push 0/imm32/end -<span id="L2044" class="LineNr">2044 </span> 68/push 0/imm32/start -<span id="L2045" class="LineNr">2045 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L2046" class="LineNr">2046 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2047" class="LineNr">2047 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2048" class="LineNr">2048 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2049" class="LineNr">2049 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2050" class="LineNr">2050 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L2051" class="LineNr">2051 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2052" class="LineNr">2052 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2053" class="LineNr">2053 </span><span class="Constant">$emit-opcodes:op1</span>: -<span id="L2054" class="LineNr">2054 </span> <span class="subxComment"># next-word(line, op1)</span> -<span id="L2055" class="LineNr">2055 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2056" class="LineNr">2056 </span> 51/push-ECX -<span id="L2057" class="LineNr">2057 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2058" class="LineNr">2058 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2059" class="LineNr">2059 </span> e8/call next-word/disp32 -<span id="L2060" class="LineNr">2060 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2061" class="LineNr">2061 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2062" class="LineNr">2062 </span> <span class="subxComment"># if (slice-empty?(op1)) return</span> -<span id="L2063" class="LineNr">2063 </span> <span class="subxS1Comment"># . EAX = slice-empty?(op1)</span> -<span id="L2064" class="LineNr">2064 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2065" class="LineNr">2065 </span> 51/push-ECX -<span id="L2066" class="LineNr">2066 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2067" class="LineNr">2067 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2068" class="LineNr">2068 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2069" class="LineNr">2069 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2070" class="LineNr">2070 </span> <span class="subxS1Comment"># . if (EAX != 0) return</span> -<span id="L2071" class="LineNr">2071 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2072" class="LineNr">2072 </span> 0f 85/jump-if-not-equal $emit-opcodes:end/disp32 -<span id="L2073" class="LineNr">2073 </span> <span class="subxComment"># if (slice-starts-with?(op1, "#")) return</span> -<span id="L2074" class="LineNr">2074 </span> <span class="subxS1Comment"># . start/EBX = op1->start</span> -<span id="L2075" class="LineNr">2075 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EBX</span> -<span id="L2076" class="LineNr">2076 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2077" class="LineNr">2077 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2078" class="LineNr">2078 </span> 8a/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EBX to AL</span> -<span id="L2079" class="LineNr">2079 </span> <span class="subxS1Comment"># . if (EAX == '#') return</span> -<span id="L2080" class="LineNr">2080 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2081" class="LineNr">2081 </span> 0f 84/jump-if-equal $emit-opcodes:end/disp32 -<span id="L2082" class="LineNr">2082 </span> <span class="subxComment"># op1 = next-token-from-slice(op1->start, op1->end, '/')</span> -<span id="L2083" class="LineNr">2083 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2084" class="LineNr">2084 </span> 51/push-ECX -<span id="L2085" class="LineNr">2085 </span> 68/push 0x2f/imm32/slash -<span id="L2086" class="LineNr">2086 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+4)</span> -<span id="L2087" class="LineNr">2087 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L2088" class="LineNr">2088 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2089" class="LineNr">2089 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L2090" class="LineNr">2090 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2091" class="LineNr">2091 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2092" class="LineNr">2092 </span> <span class="subxComment"># write-slice-buffered(out, op1)</span> -<span id="L2093" class="LineNr">2093 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2094" class="LineNr">2094 </span> 51/push-ECX -<span id="L2095" class="LineNr">2095 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2096" class="LineNr">2096 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2097" class="LineNr">2097 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L2098" class="LineNr">2098 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2099" class="LineNr">2099 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2100" class="LineNr">2100 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L2101" class="LineNr">2101 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2102" class="LineNr">2102 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L2103" class="LineNr">2103 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2104" class="LineNr">2104 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2105" class="LineNr">2105 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L2106" class="LineNr">2106 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2107" class="LineNr">2107 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2108" class="LineNr">2108 </span> <span class="subxComment"># if (slice-equal?(op1, "0f")) goto op2</span> -<span id="L2109" class="LineNr">2109 </span> <span class="subxS1Comment"># . EAX = slice-equal?(op1, "0f")</span> -<span id="L2110" class="LineNr">2110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2111" class="LineNr">2111 </span> 68/push <span class="Constant">"0f"</span>/imm32 -<span id="L2112" class="LineNr">2112 </span> 51/push-ECX -<span id="L2113" class="LineNr">2113 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2114" class="LineNr">2114 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2115" class="LineNr">2115 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2116" class="LineNr">2116 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2117" class="LineNr">2117 </span> <span class="subxS1Comment"># . if (EAX != 0) goto op2</span> -<span id="L2118" class="LineNr">2118 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2119" class="LineNr">2119 </span> 75/jump-if-not-equal $emit-opcodes:op2/disp8 -<span id="L2120" class="LineNr">2120 </span> <span class="subxComment"># if (slice-equal?(op1, "f2")) goto op2</span> -<span id="L2121" class="LineNr">2121 </span> <span class="subxS1Comment"># . EAX = slice-equal?(op1, "f2")</span> -<span id="L2122" class="LineNr">2122 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2123" class="LineNr">2123 </span> 68/push <span class="Constant">"f2"</span>/imm32 -<span id="L2124" class="LineNr">2124 </span> 51/push-ECX -<span id="L2125" class="LineNr">2125 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2126" class="LineNr">2126 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2127" class="LineNr">2127 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2128" class="LineNr">2128 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2129" class="LineNr">2129 </span> <span class="subxS1Comment"># . if (EAX != 0) goto op2</span> -<span id="L2130" class="LineNr">2130 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2131" class="LineNr">2131 </span> 75/jump-if-not-equal $emit-opcodes:op2/disp8 -<span id="L2132" class="LineNr">2132 </span> <span class="subxComment"># if (slice-equal?(op1, "f3")) goto op2</span> -<span id="L2133" class="LineNr">2133 </span> <span class="subxS1Comment"># . EAX = slice-equal?(op1, "f3")</span> -<span id="L2134" class="LineNr">2134 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2135" class="LineNr">2135 </span> 68/push <span class="Constant">"f3"</span>/imm32 -<span id="L2136" class="LineNr">2136 </span> 51/push-ECX -<span id="L2137" class="LineNr">2137 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2138" class="LineNr">2138 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2139" class="LineNr">2139 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2140" class="LineNr">2140 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2141" class="LineNr">2141 </span> <span class="subxS1Comment"># . if (EAX != 0) goto op2</span> -<span id="L2142" class="LineNr">2142 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2143" class="LineNr">2143 </span> 75/jump-if-not-equal $emit-opcodes:op2/disp8 -<span id="L2144" class="LineNr">2144 </span> <span class="subxComment"># otherwise return</span> -<span id="L2145" class="LineNr">2145 </span> e9/jump $emit-opcodes:end/disp32 -<span id="L2146" class="LineNr">2146 </span><span class="Constant">$emit-opcodes:op2</span>: -<span id="L2147" class="LineNr">2147 </span> <span class="subxComment"># next-word(line, op2)</span> -<span id="L2148" class="LineNr">2148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2149" class="LineNr">2149 </span> 52/push-EDX -<span id="L2150" class="LineNr">2150 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2151" class="LineNr">2151 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2152" class="LineNr">2152 </span> e8/call next-word/disp32 -<span id="L2153" class="LineNr">2153 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2154" class="LineNr">2154 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2155" class="LineNr">2155 </span> <span class="subxComment"># if (slice-empty?(op2)) return</span> -<span id="L2156" class="LineNr">2156 </span> <span class="subxS1Comment"># . EAX = slice-empty?(op2)</span> -<span id="L2157" class="LineNr">2157 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2158" class="LineNr">2158 </span> 52/push-EDX -<span id="L2159" class="LineNr">2159 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2160" class="LineNr">2160 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2161" class="LineNr">2161 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2162" class="LineNr">2162 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2163" class="LineNr">2163 </span> <span class="subxS1Comment"># . if (EAX != 0) return</span> -<span id="L2164" class="LineNr">2164 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2165" class="LineNr">2165 </span> 0f 85/jump-if-not-equal $emit-opcodes:end/disp32 -<span id="L2166" class="LineNr">2166 </span> <span class="subxComment"># if (slice-starts-with?(op2, "#")) return</span> -<span id="L2167" class="LineNr">2167 </span> <span class="subxS1Comment"># . start/EBX = op2->start</span> -<span id="L2168" class="LineNr">2168 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EBX</span> -<span id="L2169" class="LineNr">2169 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2170" class="LineNr">2170 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2171" class="LineNr">2171 </span> 8a/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EBX to AL</span> -<span id="L2172" class="LineNr">2172 </span> <span class="subxS1Comment"># . if (EAX == '#') return</span> -<span id="L2173" class="LineNr">2173 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2174" class="LineNr">2174 </span> 0f 84/jump-if-equal $emit-opcodes:end/disp32 -<span id="L2175" class="LineNr">2175 </span> <span class="subxComment"># op2 = next-token-from-slice(op2->start, op2->end, '/')</span> -<span id="L2176" class="LineNr">2176 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2177" class="LineNr">2177 </span> 52/push-EDX -<span id="L2178" class="LineNr">2178 </span> 68/push 0x2f/imm32/slash -<span id="L2179" class="LineNr">2179 </span> ff 6/subop/push 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EDX+4)</span> -<span id="L2180" class="LineNr">2180 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L2181" class="LineNr">2181 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2182" class="LineNr">2182 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L2183" class="LineNr">2183 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2184" class="LineNr">2184 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2185" class="LineNr">2185 </span> <span class="subxComment"># write-slice-buffered(out, op2)</span> -<span id="L2186" class="LineNr">2186 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2187" class="LineNr">2187 </span> 52/push-EDX -<span id="L2188" class="LineNr">2188 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2189" class="LineNr">2189 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2190" class="LineNr">2190 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L2191" class="LineNr">2191 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2192" class="LineNr">2192 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2193" class="LineNr">2193 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L2194" class="LineNr">2194 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2195" class="LineNr">2195 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L2196" class="LineNr">2196 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2197" class="LineNr">2197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2198" class="LineNr">2198 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L2199" class="LineNr">2199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2200" class="LineNr">2200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2201" class="LineNr">2201 </span> <span class="subxComment"># if (slice-equal?(op1, "0f")) return</span> -<span id="L2202" class="LineNr">2202 </span> <span class="subxS1Comment"># . EAX = slice-equal?(op1, "0f")</span> -<span id="L2203" class="LineNr">2203 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2204" class="LineNr">2204 </span> 68/push <span class="Constant">"0f"</span>/imm32 -<span id="L2205" class="LineNr">2205 </span> 51/push-ECX -<span id="L2206" class="LineNr">2206 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2207" class="LineNr">2207 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2208" class="LineNr">2208 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2209" class="LineNr">2209 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2210" class="LineNr">2210 </span> <span class="subxS1Comment"># . if (EAX != 0) return</span> -<span id="L2211" class="LineNr">2211 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2212" class="LineNr">2212 </span> 0f 85/jump-if-not-equal $emit-opcodes:end/disp32 -<span id="L2213" class="LineNr">2213 </span> <span class="subxComment"># if (!slice-equal?(op2, "0f")) return</span> -<span id="L2214" class="LineNr">2214 </span> <span class="subxS1Comment"># . EAX = slice-equal?(op2, "0f")</span> -<span id="L2215" class="LineNr">2215 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2216" class="LineNr">2216 </span> 68/push <span class="Constant">"0f"</span>/imm32 -<span id="L2217" class="LineNr">2217 </span> 52/push-EDX -<span id="L2218" class="LineNr">2218 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2219" class="LineNr">2219 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2220" class="LineNr">2220 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2221" class="LineNr">2221 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2222" class="LineNr">2222 </span> <span class="subxS1Comment"># . if (EAX == 0) return</span> -<span id="L2223" class="LineNr">2223 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2224" class="LineNr">2224 </span> 0f 84/jump-if-equal $emit-opcodes:end/disp32 -<span id="L2225" class="LineNr">2225 </span><span class="Constant">$emit-opcodes:op3</span>: -<span id="L2226" class="LineNr">2226 </span> <span class="subxComment"># next-word(line, op3) # reuse op2/EDX</span> -<span id="L2227" class="LineNr">2227 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2228" class="LineNr">2228 </span> 52/push-EDX -<span id="L2229" class="LineNr">2229 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2230" class="LineNr">2230 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2231" class="LineNr">2231 </span> e8/call next-word/disp32 -<span id="L2232" class="LineNr">2232 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2233" class="LineNr">2233 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2234" class="LineNr">2234 </span> <span class="subxComment"># if (slice-empty?(op3)) return</span> -<span id="L2235" class="LineNr">2235 </span> <span class="subxS1Comment"># . EAX = slice-empty?(op3)</span> -<span id="L2236" class="LineNr">2236 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2237" class="LineNr">2237 </span> 52/push-EDX -<span id="L2238" class="LineNr">2238 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2239" class="LineNr">2239 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2240" class="LineNr">2240 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2241" class="LineNr">2241 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2242" class="LineNr">2242 </span> <span class="subxS1Comment"># . if (EAX != 0) return</span> -<span id="L2243" class="LineNr">2243 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2244" class="LineNr">2244 </span> 0f 85/jump-if-not-equal $emit-opcodes:end/disp32 -<span id="L2245" class="LineNr">2245 </span> <span class="subxComment"># if (slice-starts-with?(op3, "#")) return</span> -<span id="L2246" class="LineNr">2246 </span> <span class="subxS1Comment"># . start/EBX = op2->start</span> -<span id="L2247" class="LineNr">2247 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EBX</span> -<span id="L2248" class="LineNr">2248 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2249" class="LineNr">2249 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2250" class="LineNr">2250 </span> 8a/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EBX to AL</span> -<span id="L2251" class="LineNr">2251 </span> <span class="subxS1Comment"># . if (EAX == '#') return</span> -<span id="L2252" class="LineNr">2252 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2253" class="LineNr">2253 </span> 0f 84/jump-if-equal $emit-opcodes:end/disp32 -<span id="L2254" class="LineNr">2254 </span> <span class="subxComment"># op3 = next-token-from-slice(op3->start, op3->end, '/')</span> -<span id="L2255" class="LineNr">2255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2256" class="LineNr">2256 </span> 52/push-EDX -<span id="L2257" class="LineNr">2257 </span> 68/push 0x2f/imm32/slash -<span id="L2258" class="LineNr">2258 </span> ff 6/subop/push 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EDX+4)</span> -<span id="L2259" class="LineNr">2259 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L2260" class="LineNr">2260 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2261" class="LineNr">2261 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L2262" class="LineNr">2262 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2263" class="LineNr">2263 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2264" class="LineNr">2264 </span> <span class="subxComment"># write-slice-buffered(out, op3)</span> -<span id="L2265" class="LineNr">2265 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2266" class="LineNr">2266 </span> 52/push-EDX -<span id="L2267" class="LineNr">2267 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2268" class="LineNr">2268 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2269" class="LineNr">2269 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L2270" class="LineNr">2270 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2271" class="LineNr">2271 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2272" class="LineNr">2272 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L2273" class="LineNr">2273 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2274" class="LineNr">2274 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L2275" class="LineNr">2275 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2276" class="LineNr">2276 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2277" class="LineNr">2277 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L2278" class="LineNr">2278 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2279" class="LineNr">2279 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2280" class="LineNr">2280 </span><span class="Constant">$emit-opcodes:end</span>: -<span id="L2281" class="LineNr">2281 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L2282" class="LineNr">2282 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2283" class="LineNr">2283 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2284" class="LineNr">2284 </span> 5b/pop-to-EBX -<span id="L2285" class="LineNr">2285 </span> 5a/pop-to-EDX -<span id="L2286" class="LineNr">2286 </span> 59/pop-to-ECX -<span id="L2287" class="LineNr">2287 </span> 58/pop-to-EAX -<span id="L2288" class="LineNr">2288 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2289" class="LineNr">2289 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2290" class="LineNr">2290 </span> 5d/pop-to-EBP -<span id="L2291" class="LineNr">2291 </span> c3/return -<span id="L2292" class="LineNr">2292 </span> -<span id="L2293" class="LineNr">2293 </span><span class="subxFunction">emit-modrm</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L2294" class="LineNr">2294 </span> <span class="subxComment"># pseudocode:</span> -<span id="L2295" class="LineNr">2295 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2296" class="LineNr">2296 </span> <span class="subxComment"># var has-modrm? = false, mod = 0, rm32 = 0, r32 = 0</span> -<span id="L2297" class="LineNr">2297 </span> <span class="subxComment"># var word-slice = {0, 0}</span> -<span id="L2298" class="LineNr">2298 </span> <span class="subxComment"># while true</span> -<span id="L2299" class="LineNr">2299 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L2300" class="LineNr">2300 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2301" class="LineNr">2301 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2302" class="LineNr">2302 </span> <span class="subxComment"># if (has-metadata?(word-slice, "mod"))</span> -<span id="L2303" class="LineNr">2303 </span> <span class="subxComment"># mod = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2304" class="LineNr">2304 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2305" class="LineNr">2305 </span> <span class="subxComment"># else if (has-metadata?(word-slice, "rm32"))</span> -<span id="L2306" class="LineNr">2306 </span> <span class="subxComment"># rm32 = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2307" class="LineNr">2307 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2308" class="LineNr">2308 </span> <span class="subxComment"># else if (has-metadata?(word-slice, "r32") or has-metadata?(word-slice, "subop"))</span> -<span id="L2309" class="LineNr">2309 </span> <span class="subxComment"># r32 = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2310" class="LineNr">2310 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2311" class="LineNr">2311 </span> <span class="subxComment"># if has-modrm?</span> -<span id="L2312" class="LineNr">2312 </span> <span class="subxComment"># var modrm = mod & 0b11</span> -<span id="L2313" class="LineNr">2313 </span> <span class="subxComment"># modrm <<= 3</span> -<span id="L2314" class="LineNr">2314 </span> <span class="subxComment"># modrm |= r32 & 0b111</span> -<span id="L2315" class="LineNr">2315 </span> <span class="subxComment"># modrm <<= 3</span> -<span id="L2316" class="LineNr">2316 </span> <span class="subxComment"># modrm |= rm32 & 0b111</span> -<span id="L2317" class="LineNr">2317 </span> <span class="subxComment"># emit-hex(out, modrm, 1)</span> -<span id="L2318" class="LineNr">2318 </span> <span class="subxComment">#</span> -<span id="L2319" class="LineNr">2319 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2320" class="LineNr">2320 </span> 55/push-EBP -<span id="L2321" class="LineNr">2321 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2322" class="LineNr">2322 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2323" class="LineNr">2323 </span> 50/push-EAX -<span id="L2324" class="LineNr">2324 </span> 51/push-ECX -<span id="L2325" class="LineNr">2325 </span> 52/push-EDX -<span id="L2326" class="LineNr">2326 </span> 53/push-EBX -<span id="L2327" class="LineNr">2327 </span> 56/push-ESI -<span id="L2328" class="LineNr">2328 </span> 57/push-EDI -<span id="L2329" class="LineNr">2329 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L2330" class="LineNr">2330 </span> 68/push 0/imm32/end -<span id="L2331" class="LineNr">2331 </span> 68/push 0/imm32/start -<span id="L2332" class="LineNr">2332 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2333" class="LineNr">2333 </span> <span class="subxComment"># var has-modrm?/EDX = false</span> -<span id="L2334" class="LineNr">2334 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L2335" class="LineNr">2335 </span> <span class="subxComment"># var mod/EBX = 0</span> -<span id="L2336" class="LineNr">2336 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L2337" class="LineNr">2337 </span> <span class="subxComment"># var rm32/ESI = 0</span> -<span id="L2338" class="LineNr">2338 </span> 31/xor 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ESI</span> -<span id="L2339" class="LineNr">2339 </span> <span class="subxComment"># var r32/EDI = 0</span> -<span id="L2340" class="LineNr">2340 </span> 31/xor 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDI</span> -<span id="L2341" class="LineNr">2341 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2342" class="LineNr">2342 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2343" class="LineNr">2343 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2344" class="LineNr">2344 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2345" class="LineNr">2345 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L2346" class="LineNr">2346 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2347" class="LineNr">2347 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2348" class="Folded">2348 </span><span class="Folded">+-- 33 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2381" class="LineNr">2381 </span><span class="Constant">$emit-modrm:loop</span>: -<span id="L2382" class="LineNr">2382 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L2383" class="LineNr">2383 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2384" class="LineNr">2384 </span> 51/push-ECX -<span id="L2385" class="LineNr">2385 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2386" class="LineNr">2386 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2387" class="LineNr">2387 </span> e8/call next-word/disp32 -<span id="L2388" class="LineNr">2388 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2389" class="LineNr">2389 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2390" class="Folded">2390 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L2432" class="LineNr">2432 </span><span class="Constant">$emit-modrm:check0</span>: -<span id="L2433" class="LineNr">2433 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2434" class="LineNr">2434 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L2435" class="LineNr">2435 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2436" class="LineNr">2436 </span> 51/push-ECX -<span id="L2437" class="LineNr">2437 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2438" class="LineNr">2438 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2439" class="LineNr">2439 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2440" class="LineNr">2440 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2441" class="LineNr">2441 </span> <span class="subxS1Comment"># . if (EAX != 0) pass through</span> -<span id="L2442" class="LineNr">2442 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2443" class="LineNr">2443 </span> 0f 85/jump-if-not-equal $emit-modrm:break/disp32 -<span id="L2444" class="LineNr">2444 </span><span class="Constant">$emit-modrm:check1</span>: -<span id="L2445" class="LineNr">2445 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2446" class="LineNr">2446 </span> <span class="subxS1Comment"># . spill EDX</span> -<span id="L2447" class="LineNr">2447 </span> 52/push-EDX -<span id="L2448" class="LineNr">2448 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L2449" class="LineNr">2449 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L2450" class="LineNr">2450 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2451" class="LineNr">2451 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2452" class="LineNr">2452 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L2453" class="LineNr">2453 </span> <span class="subxS1Comment"># . restore EDX</span> -<span id="L2454" class="LineNr">2454 </span> 5a/pop-to-EDX -<span id="L2455" class="LineNr">2455 </span> <span class="subxS1Comment"># . if (EAX == '#') pass through</span> -<span id="L2456" class="LineNr">2456 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2457" class="LineNr">2457 </span> 0f 84/jump-if-equal $emit-modrm:break/disp32 -<span id="L2458" class="LineNr">2458 </span><span class="Constant">$emit-modrm:check-for-mod</span>: -<span id="L2459" class="LineNr">2459 </span> <span class="subxComment"># if (has-metadata?(word-slice, "mod"))</span> -<span id="L2460" class="LineNr">2460 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "mod")</span> -<span id="L2461" class="LineNr">2461 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2462" class="LineNr">2462 </span> 68/push <span class="Constant">"mod"</span>/imm32 -<span id="L2463" class="LineNr">2463 </span> 51/push-ECX -<span id="L2464" class="LineNr">2464 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2465" class="LineNr">2465 </span> e8/call has-metadata?/disp32 -<span id="L2466" class="LineNr">2466 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2467" class="LineNr">2467 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2468" class="LineNr">2468 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2469" class="LineNr">2469 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2470" class="LineNr">2470 </span> 74/jump-if-equal $emit-modrm:check-for-rm32/disp8 -<span id="L2471" class="LineNr">2471 </span><span class="Constant">$emit-modrm:mod</span>: -<span id="L2472" class="LineNr">2472 </span> <span class="subxComment"># mod = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2473" class="LineNr">2473 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2474" class="LineNr">2474 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2475" class="LineNr">2475 </span> 51/push-ECX -<span id="L2476" class="LineNr">2476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2477" class="LineNr">2477 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2478" class="LineNr">2478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2479" class="LineNr">2479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2480" class="LineNr">2480 </span> <span class="subxS1Comment"># . mod = EAX</span> -<span id="L2481" class="LineNr">2481 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L2482" class="LineNr">2482 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2483" class="LineNr">2483 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2484" class="LineNr">2484 </span> <span class="subxComment"># continue</span> -<span id="L2485" class="LineNr">2485 </span> e9/jump $emit-modrm:loop/disp32 -<span id="L2486" class="LineNr">2486 </span><span class="Constant">$emit-modrm:check-for-rm32</span>: -<span id="L2487" class="LineNr">2487 </span> <span class="subxComment"># if (has-metadata?(word-slice, "rm32"))</span> -<span id="L2488" class="LineNr">2488 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "rm32")</span> -<span id="L2489" class="LineNr">2489 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2490" class="LineNr">2490 </span> 68/push <span class="Constant">"rm32"</span>/imm32 -<span id="L2491" class="LineNr">2491 </span> 51/push-ECX -<span id="L2492" class="LineNr">2492 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2493" class="LineNr">2493 </span> e8/call has-metadata?/disp32 -<span id="L2494" class="LineNr">2494 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2495" class="LineNr">2495 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2496" class="LineNr">2496 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2497" class="LineNr">2497 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2498" class="LineNr">2498 </span> 74/jump-if-equal $emit-modrm:check-for-r32/disp8 -<span id="L2499" class="LineNr">2499 </span><span class="Constant">$emit-modrm:rm32</span>: -<span id="L2500" class="LineNr">2500 </span> <span class="subxComment"># rm32 = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2501" class="LineNr">2501 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2502" class="LineNr">2502 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2503" class="LineNr">2503 </span> 51/push-ECX -<span id="L2504" class="LineNr">2504 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2505" class="LineNr">2505 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2506" class="LineNr">2506 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2507" class="LineNr">2507 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2508" class="LineNr">2508 </span> <span class="subxS1Comment"># . rm32 = EAX</span> -<span id="L2509" class="LineNr">2509 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ESI</span> -<span id="L2510" class="LineNr">2510 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2511" class="LineNr">2511 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2512" class="LineNr">2512 </span> <span class="subxComment"># continue</span> -<span id="L2513" class="LineNr">2513 </span> e9/jump $emit-modrm:loop/disp32 -<span id="L2514" class="LineNr">2514 </span><span class="Constant">$emit-modrm:check-for-r32</span>: -<span id="L2515" class="LineNr">2515 </span> <span class="subxComment"># if (has-metadata?(word-slice, "r32"))</span> -<span id="L2516" class="LineNr">2516 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "r32")</span> -<span id="L2517" class="LineNr">2517 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2518" class="LineNr">2518 </span> 68/push <span class="Constant">"r32"</span>/imm32 -<span id="L2519" class="LineNr">2519 </span> 51/push-ECX -<span id="L2520" class="LineNr">2520 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2521" class="LineNr">2521 </span> e8/call has-metadata?/disp32 -<span id="L2522" class="LineNr">2522 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2523" class="LineNr">2523 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2524" class="LineNr">2524 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2525" class="LineNr">2525 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2526" class="LineNr">2526 </span> 74/jump-if-equal $emit-modrm:check-for-subop/disp8 -<span id="L2527" class="LineNr">2527 </span><span class="Constant">$emit-modrm:r32</span>: -<span id="L2528" class="LineNr">2528 </span> <span class="subxComment"># r32 = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2529" class="LineNr">2529 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2530" class="LineNr">2530 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2531" class="LineNr">2531 </span> 51/push-ECX -<span id="L2532" class="LineNr">2532 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2533" class="LineNr">2533 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2534" class="LineNr">2534 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2535" class="LineNr">2535 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2536" class="LineNr">2536 </span> <span class="subxS1Comment"># . r32 = EAX</span> -<span id="L2537" class="LineNr">2537 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L2538" class="LineNr">2538 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2539" class="LineNr">2539 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2540" class="LineNr">2540 </span> <span class="subxComment"># continue</span> -<span id="L2541" class="LineNr">2541 </span> e9/jump $emit-modrm:loop/disp32 -<span id="L2542" class="LineNr">2542 </span><span class="Constant">$emit-modrm:check-for-subop</span>: -<span id="L2543" class="LineNr">2543 </span> <span class="subxComment"># if (has-metadata?(word-slice, "subop"))</span> -<span id="L2544" class="LineNr">2544 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "subop")</span> -<span id="L2545" class="LineNr">2545 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2546" class="LineNr">2546 </span> 68/push <span class="Constant">"subop"</span>/imm32 -<span id="L2547" class="LineNr">2547 </span> 51/push-ECX -<span id="L2548" class="LineNr">2548 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2549" class="LineNr">2549 </span> e8/call has-metadata?/disp32 -<span id="L2550" class="LineNr">2550 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2551" class="LineNr">2551 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2552" class="LineNr">2552 </span> <span class="subxS1Comment"># . if (EAX == 0) loop</span> -<span id="L2553" class="LineNr">2553 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2554" class="LineNr">2554 </span> 0f 84/jump-if-equal $emit-modrm:loop/disp32 -<span id="L2555" class="LineNr">2555 </span><span class="Constant">$emit-modrm:subop</span>: -<span id="L2556" class="LineNr">2556 </span> <span class="subxComment"># r32 = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2557" class="LineNr">2557 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2558" class="LineNr">2558 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2559" class="LineNr">2559 </span> 51/push-ECX -<span id="L2560" class="LineNr">2560 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2561" class="LineNr">2561 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2562" class="LineNr">2562 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2563" class="LineNr">2563 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2564" class="LineNr">2564 </span> <span class="subxS1Comment"># . r32 = EAX</span> -<span id="L2565" class="LineNr">2565 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L2566" class="LineNr">2566 </span> <span class="subxComment"># has-modrm? = true</span> -<span id="L2567" class="LineNr">2567 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2568" class="LineNr">2568 </span> <span class="subxComment"># continue</span> -<span id="L2569" class="LineNr">2569 </span> e9/jump $emit-modrm:loop/disp32 -<span id="L2570" class="LineNr">2570 </span><span class="Constant">$emit-modrm:break</span>: -<span id="L2571" class="LineNr">2571 </span> <span class="subxComment"># if (!has-modrm?) return</span> -<span id="L2572" class="LineNr">2572 </span> 81 7/subop/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EDX</span> -<span id="L2573" class="LineNr">2573 </span> 74/jump-if-equal $emit-modrm:end/disp8 -<span id="L2574" class="LineNr">2574 </span><span class="Constant">$emit-modrm:calculate</span>: -<span id="L2575" class="LineNr">2575 </span> <span class="subxComment"># modrm/EBX = mod & 0b11</span> -<span id="L2576" class="LineNr">2576 </span> 81 4/subop/and 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/imm32/0b11 <span class="subxComment"># bitwise and of EBX</span> -<span id="L2577" class="LineNr">2577 </span> <span class="subxComment"># modrm <<= 3</span> -<span id="L2578" class="LineNr">2578 </span> c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/imm8 <span class="subxComment"># shift EBX left by 3 bits</span> -<span id="L2579" class="LineNr">2579 </span> <span class="subxComment"># modrm |= r32 & 0b111</span> -<span id="L2580" class="LineNr">2580 </span> 81 4/subop/and 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/imm32/0b111 <span class="subxComment"># bitwise and of EDI</span> -<span id="L2581" class="LineNr">2581 </span> 09/or 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EBX = bitwise OR with EDI</span> -<span id="L2582" class="LineNr">2582 </span> <span class="subxComment"># modrm <<= 3</span> -<span id="L2583" class="LineNr">2583 </span> c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/imm8 <span class="subxComment"># shift EBX left by 3 bits</span> -<span id="L2584" class="LineNr">2584 </span> <span class="subxComment"># modrm |= rm32 & 0b111</span> -<span id="L2585" class="LineNr">2585 </span> 81 4/subop/and 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/imm32/0b111 <span class="subxComment"># bitwise and of ESI</span> -<span id="L2586" class="LineNr">2586 </span> 09/or 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EBX = bitwise OR with ESI</span> -<span id="L2587" class="LineNr">2587 </span><span class="Constant">$emit-modrm:emit</span>: -<span id="L2588" class="LineNr">2588 </span> <span class="subxComment"># emit-hex(out, modrm, 1)</span> -<span id="L2589" class="LineNr">2589 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2590" class="LineNr">2590 </span> 68/push 1/imm32 -<span id="L2591" class="LineNr">2591 </span> 53/push-EBX -<span id="L2592" class="LineNr">2592 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2593" class="LineNr">2593 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2594" class="LineNr">2594 </span> e8/call emit-hex/disp32 -<span id="L2595" class="LineNr">2595 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2596" class="LineNr">2596 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2597" class="LineNr">2597 </span><span class="Constant">$emit-modrm:end</span>: -<span id="L2598" class="LineNr">2598 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L2599" class="LineNr">2599 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2600" class="LineNr">2600 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2601" class="LineNr">2601 </span> 5f/pop-to-EDI -<span id="L2602" class="LineNr">2602 </span> 5e/pop-to-ESI -<span id="L2603" class="LineNr">2603 </span> 5b/pop-to-EBX -<span id="L2604" class="LineNr">2604 </span> 5a/pop-to-EDX -<span id="L2605" class="LineNr">2605 </span> 59/pop-to-ECX -<span id="L2606" class="LineNr">2606 </span> 58/pop-to-EAX -<span id="L2607" class="LineNr">2607 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2608" class="LineNr">2608 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2609" class="LineNr">2609 </span> 5d/pop-to-EBP -<span id="L2610" class="LineNr">2610 </span> c3/return -<span id="L2611" class="LineNr">2611 </span> -<span id="L2612" class="LineNr">2612 </span><span class="subxFunction">emit-sib</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L2613" class="LineNr">2613 </span> <span class="subxComment"># pseudocode:</span> -<span id="L2614" class="LineNr">2614 </span> <span class="subxComment"># var has-sib? = false, base = 0, index = 0, scale = 0</span> -<span id="L2615" class="LineNr">2615 </span> <span class="subxComment"># var word-slice = {0, 0}</span> -<span id="L2616" class="LineNr">2616 </span> <span class="subxComment"># while true</span> -<span id="L2617" class="LineNr">2617 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L2618" class="LineNr">2618 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2619" class="LineNr">2619 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2620" class="LineNr">2620 </span> <span class="subxComment"># if (has-metadata?(word-slice, "base")</span> -<span id="L2621" class="LineNr">2621 </span> <span class="subxComment"># base = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2622" class="LineNr">2622 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2623" class="LineNr">2623 </span> <span class="subxComment"># else if (has-metadata?(word-slice, "index")</span> -<span id="L2624" class="LineNr">2624 </span> <span class="subxComment"># index = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2625" class="LineNr">2625 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2626" class="LineNr">2626 </span> <span class="subxComment"># else if (has-metadata?(word-slice, "scale")</span> -<span id="L2627" class="LineNr">2627 </span> <span class="subxComment"># scale = parse-hex-int(next-token-from-slice(word-slice, "/"))</span> -<span id="L2628" class="LineNr">2628 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2629" class="LineNr">2629 </span> <span class="subxComment"># if has-sib?</span> -<span id="L2630" class="LineNr">2630 </span> <span class="subxComment"># var sib = scale & 0b11</span> -<span id="L2631" class="LineNr">2631 </span> <span class="subxComment"># sib <<= 2</span> -<span id="L2632" class="LineNr">2632 </span> <span class="subxComment"># sib |= index & 0b111</span> -<span id="L2633" class="LineNr">2633 </span> <span class="subxComment"># sib <<= 3</span> -<span id="L2634" class="LineNr">2634 </span> <span class="subxComment"># sib |= base & 0b111</span> -<span id="L2635" class="LineNr">2635 </span> <span class="subxComment"># emit-hex(out, sib, 1)</span> -<span id="L2636" class="LineNr">2636 </span> <span class="subxComment">#</span> -<span id="L2637" class="LineNr">2637 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2638" class="LineNr">2638 </span> 55/push-EBP -<span id="L2639" class="LineNr">2639 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2640" class="LineNr">2640 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2641" class="LineNr">2641 </span> 50/push-EAX -<span id="L2642" class="LineNr">2642 </span> 51/push-ECX -<span id="L2643" class="LineNr">2643 </span> 52/push-EDX -<span id="L2644" class="LineNr">2644 </span> 53/push-EBX -<span id="L2645" class="LineNr">2645 </span> 56/push-ESI -<span id="L2646" class="LineNr">2646 </span> 57/push-EDI -<span id="L2647" class="LineNr">2647 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L2648" class="LineNr">2648 </span> 68/push 0/imm32/end -<span id="L2649" class="LineNr">2649 </span> 68/push 0/imm32/start -<span id="L2650" class="LineNr">2650 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2651" class="LineNr">2651 </span> <span class="subxComment"># var has-sib?/EDX = false</span> -<span id="L2652" class="LineNr">2652 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L2653" class="LineNr">2653 </span> <span class="subxComment"># var scale/EBX = 0</span> -<span id="L2654" class="LineNr">2654 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L2655" class="LineNr">2655 </span> <span class="subxComment"># var base/ESI = 0</span> -<span id="L2656" class="LineNr">2656 </span> 31/xor 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ESI</span> -<span id="L2657" class="LineNr">2657 </span> <span class="subxComment"># var index/EDI = 0</span> -<span id="L2658" class="LineNr">2658 </span> 31/xor 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDI</span> -<span id="L2659" class="LineNr">2659 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2660" class="LineNr">2660 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2661" class="LineNr">2661 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2662" class="LineNr">2662 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2663" class="LineNr">2663 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L2664" class="LineNr">2664 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2665" class="LineNr">2665 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2666" class="LineNr">2666 </span><span class="Constant">$emit-sib:loop</span>: -<span id="L2667" class="Folded">2667 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2693" class="LineNr">2693 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L2694" class="LineNr">2694 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2695" class="LineNr">2695 </span> 51/push-ECX -<span id="L2696" class="LineNr">2696 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2697" class="LineNr">2697 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2698" class="LineNr">2698 </span> e8/call next-word/disp32 -<span id="L2699" class="LineNr">2699 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2700" class="LineNr">2700 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2701" class="Folded">2701 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L2743" class="LineNr">2743 </span><span class="Constant">$emit-sib:check0</span>: -<span id="L2744" class="LineNr">2744 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2745" class="LineNr">2745 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L2746" class="LineNr">2746 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2747" class="LineNr">2747 </span> 51/push-ECX -<span id="L2748" class="LineNr">2748 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2749" class="LineNr">2749 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2750" class="LineNr">2750 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2751" class="LineNr">2751 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2752" class="LineNr">2752 </span> <span class="subxS1Comment"># . if (EAX != 0) pass through</span> -<span id="L2753" class="LineNr">2753 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2754" class="LineNr">2754 </span> 0f 85/jump-if-not-equal $emit-sib:break/disp32 -<span id="L2755" class="LineNr">2755 </span><span class="Constant">$emit-sib:check1</span>: -<span id="L2756" class="LineNr">2756 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2757" class="LineNr">2757 </span> <span class="subxS1Comment"># . spill EDX</span> -<span id="L2758" class="LineNr">2758 </span> 52/push-EDX -<span id="L2759" class="LineNr">2759 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L2760" class="LineNr">2760 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L2761" class="LineNr">2761 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2762" class="LineNr">2762 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2763" class="LineNr">2763 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L2764" class="LineNr">2764 </span> <span class="subxS1Comment"># . restore EDX</span> -<span id="L2765" class="LineNr">2765 </span> 5a/pop-to-EDX -<span id="L2766" class="LineNr">2766 </span> <span class="subxS1Comment"># . if (EAX == '#') pass through</span> -<span id="L2767" class="LineNr">2767 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2768" class="LineNr">2768 </span> 0f 84/jump-if-equal $emit-sib:break/disp32 -<span id="L2769" class="LineNr">2769 </span><span class="Constant">$emit-sib:check-for-scale</span>: -<span id="L2770" class="LineNr">2770 </span> <span class="subxComment"># if (has-metadata?(word-slice, "scale"))</span> -<span id="L2771" class="LineNr">2771 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "scale")</span> -<span id="L2772" class="LineNr">2772 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2773" class="LineNr">2773 </span> 68/push <span class="Constant">"scale"</span>/imm32 -<span id="L2774" class="LineNr">2774 </span> 51/push-ECX -<span id="L2775" class="LineNr">2775 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2776" class="LineNr">2776 </span> e8/call has-metadata?/disp32 -<span id="L2777" class="LineNr">2777 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2778" class="LineNr">2778 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2779" class="LineNr">2779 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2780" class="LineNr">2780 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2781" class="LineNr">2781 </span> 74/jump-if-equal $emit-sib:check-for-base/disp8 -<span id="L2782" class="LineNr">2782 </span><span class="Constant">$emit-sib:scale</span>: -<span id="L2783" class="LineNr">2783 </span> <span class="subxComment"># scale = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2784" class="LineNr">2784 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2785" class="LineNr">2785 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2786" class="LineNr">2786 </span> 51/push-ECX -<span id="L2787" class="LineNr">2787 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2788" class="LineNr">2788 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2789" class="LineNr">2789 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2790" class="LineNr">2790 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2791" class="LineNr">2791 </span> <span class="subxS1Comment"># . scale = EAX</span> -<span id="L2792" class="LineNr">2792 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L2793" class="LineNr">2793 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2794" class="LineNr">2794 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2795" class="LineNr">2795 </span> <span class="subxComment"># continue</span> -<span id="L2796" class="LineNr">2796 </span> e9/jump $emit-sib:loop/disp32 -<span id="L2797" class="LineNr">2797 </span><span class="Constant">$emit-sib:check-for-base</span>: -<span id="L2798" class="LineNr">2798 </span> <span class="subxComment"># if (has-metadata?(word-slice, "base"))</span> -<span id="L2799" class="LineNr">2799 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "base")</span> -<span id="L2800" class="LineNr">2800 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2801" class="LineNr">2801 </span> 68/push <span class="Constant">"base"</span>/imm32 -<span id="L2802" class="LineNr">2802 </span> 51/push-ECX -<span id="L2803" class="LineNr">2803 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2804" class="LineNr">2804 </span> e8/call has-metadata?/disp32 -<span id="L2805" class="LineNr">2805 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2806" class="LineNr">2806 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2807" class="LineNr">2807 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2808" class="LineNr">2808 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2809" class="LineNr">2809 </span> 74/jump-if-equal $emit-sib:check-for-index/disp8 -<span id="L2810" class="LineNr">2810 </span><span class="Constant">$emit-sib:base</span>: -<span id="L2811" class="LineNr">2811 </span> <span class="subxComment"># base = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2812" class="LineNr">2812 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2813" class="LineNr">2813 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2814" class="LineNr">2814 </span> 51/push-ECX -<span id="L2815" class="LineNr">2815 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2816" class="LineNr">2816 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2817" class="LineNr">2817 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2818" class="LineNr">2818 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2819" class="LineNr">2819 </span> <span class="subxS1Comment"># . base = EAX</span> -<span id="L2820" class="LineNr">2820 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ESI</span> -<span id="L2821" class="LineNr">2821 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2822" class="LineNr">2822 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2823" class="LineNr">2823 </span> <span class="subxComment"># continue</span> -<span id="L2824" class="LineNr">2824 </span> e9/jump $emit-sib:loop/disp32 -<span id="L2825" class="LineNr">2825 </span><span class="Constant">$emit-sib:check-for-index</span>: -<span id="L2826" class="LineNr">2826 </span> <span class="subxComment"># if (has-metadata?(word-slice, "index"))</span> -<span id="L2827" class="LineNr">2827 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "index")</span> -<span id="L2828" class="LineNr">2828 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2829" class="LineNr">2829 </span> 68/push <span class="Constant">"index"</span>/imm32 -<span id="L2830" class="LineNr">2830 </span> 51/push-ECX -<span id="L2831" class="LineNr">2831 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2832" class="LineNr">2832 </span> e8/call has-metadata?/disp32 -<span id="L2833" class="LineNr">2833 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2834" class="LineNr">2834 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2835" class="LineNr">2835 </span> <span class="subxS1Comment"># . if (EAX == 0) loop</span> -<span id="L2836" class="LineNr">2836 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2837" class="LineNr">2837 </span> 0f 84/jump-if-equal $emit-sib:loop/disp32 -<span id="L2838" class="LineNr">2838 </span><span class="Constant">$emit-sib:index</span>: -<span id="L2839" class="LineNr">2839 </span> <span class="subxComment"># index = parse-hex-int(next-token-from-slice(word-slice->start, word-slice->end, '/'))</span> -<span id="L2840" class="LineNr">2840 </span> <span class="subxS1Comment"># . EAX = parse-datum-of-word(word-slice)</span> -<span id="L2841" class="LineNr">2841 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2842" class="LineNr">2842 </span> 51/push-ECX -<span id="L2843" class="LineNr">2843 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2844" class="LineNr">2844 </span> e8/call <a href='pack.subx.html#L5945'>parse-datum-of-word</a>/disp32 -<span id="L2845" class="LineNr">2845 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2846" class="LineNr">2846 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2847" class="LineNr">2847 </span> <span class="subxS1Comment"># . index = EAX</span> -<span id="L2848" class="LineNr">2848 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L2849" class="LineNr">2849 </span> <span class="subxComment"># has-sib? = true</span> -<span id="L2850" class="LineNr">2850 </span> ba/copy-to-EDX 1/imm32/true -<span id="L2851" class="LineNr">2851 </span> <span class="subxComment"># continue</span> -<span id="L2852" class="LineNr">2852 </span> e9/jump $emit-sib:loop/disp32 -<span id="L2853" class="LineNr">2853 </span><span class="Constant">$emit-sib:break</span>: -<span id="L2854" class="LineNr">2854 </span> <span class="subxComment"># if (!has-sib?) return</span> -<span id="L2855" class="LineNr">2855 </span> 81 7/subop/compare 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EDX</span> -<span id="L2856" class="LineNr">2856 </span> 74/jump-if-equal $emit-sib:end/disp8 -<span id="L2857" class="LineNr">2857 </span><span class="Constant">$emit-sib:calculate</span>: -<span id="L2858" class="LineNr">2858 </span> <span class="subxComment"># sib/EBX = scale & 0b11</span> -<span id="L2859" class="LineNr">2859 </span> 81 4/subop/and 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/imm32/0b11 <span class="subxComment"># bitwise and of EBX</span> -<span id="L2860" class="LineNr">2860 </span> <span class="subxComment"># sib <<= 2</span> -<span id="L2861" class="LineNr">2861 </span> c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/imm8 <span class="subxComment"># shift EBX left by 2 bits</span> -<span id="L2862" class="LineNr">2862 </span> <span class="subxComment"># sib |= index & 0b111</span> -<span id="L2863" class="LineNr">2863 </span> 81 4/subop/and 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/imm32/0b111 <span class="subxComment"># bitwise and of EDI</span> -<span id="L2864" class="LineNr">2864 </span> 09/or 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EBX = bitwise OR with EDI</span> -<span id="L2865" class="LineNr">2865 </span> <span class="subxComment"># sib <<= 3</span> -<span id="L2866" class="LineNr">2866 </span> c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/imm8 <span class="subxComment"># shift EBX left by 3 bits</span> -<span id="L2867" class="LineNr">2867 </span> <span class="subxComment"># sib |= base & 0b111</span> -<span id="L2868" class="LineNr">2868 </span> 81 4/subop/and 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/imm32/0b111 <span class="subxComment"># bitwise and of ESI</span> -<span id="L2869" class="LineNr">2869 </span> 09/or 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EBX = bitwise OR with ESI</span> -<span id="L2870" class="LineNr">2870 </span><span class="Constant">$emit-sib:emit</span>: -<span id="L2871" class="LineNr">2871 </span> <span class="subxComment"># emit-hex(out, sib, 1)</span> -<span id="L2872" class="LineNr">2872 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2873" class="LineNr">2873 </span> 68/push 1/imm32 -<span id="L2874" class="LineNr">2874 </span> 53/push-EBX -<span id="L2875" class="LineNr">2875 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2876" class="LineNr">2876 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2877" class="LineNr">2877 </span> e8/call emit-hex/disp32 -<span id="L2878" class="LineNr">2878 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2879" class="LineNr">2879 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2880" class="LineNr">2880 </span><span class="Constant">$emit-sib:end</span>: -<span id="L2881" class="LineNr">2881 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L2882" class="LineNr">2882 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2883" class="LineNr">2883 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2884" class="LineNr">2884 </span> 5f/pop-to-EDI -<span id="L2885" class="LineNr">2885 </span> 5e/pop-to-ESI -<span id="L2886" class="LineNr">2886 </span> 5b/pop-to-EBX -<span id="L2887" class="LineNr">2887 </span> 5a/pop-to-EDX -<span id="L2888" class="LineNr">2888 </span> 59/pop-to-ECX -<span id="L2889" class="LineNr">2889 </span> 58/pop-to-EAX -<span id="L2890" class="LineNr">2890 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2891" class="LineNr">2891 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2892" class="LineNr">2892 </span> 5d/pop-to-EBP -<span id="L2893" class="LineNr">2893 </span> c3/return -<span id="L2894" class="LineNr">2894 </span> -<span id="L2895" class="LineNr">2895 </span><span class="subxFunction">emit-disp</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L2896" class="LineNr">2896 </span> <span class="subxComment"># pseudocode:</span> -<span id="L2897" class="LineNr">2897 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2898" class="LineNr">2898 </span> <span class="subxComment"># var word-slice = {0, 0}</span> -<span id="L2899" class="LineNr">2899 </span> <span class="subxComment"># while true</span> -<span id="L2900" class="LineNr">2900 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L2901" class="LineNr">2901 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2902" class="LineNr">2902 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2903" class="LineNr">2903 </span> <span class="subxComment"># if has-metadata?(word-slice, "disp32")</span> -<span id="L2904" class="LineNr">2904 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L2905" class="LineNr">2905 </span> <span class="subxComment"># break</span> -<span id="L2906" class="LineNr">2906 </span> <span class="subxComment"># if has-metadata?(word-slice, "disp16")</span> -<span id="L2907" class="LineNr">2907 </span> <span class="subxComment"># emit(out, word-slice, 2)</span> -<span id="L2908" class="LineNr">2908 </span> <span class="subxComment"># break</span> -<span id="L2909" class="LineNr">2909 </span> <span class="subxComment"># if has-metadata?(word-slice, "disp8")</span> -<span id="L2910" class="LineNr">2910 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L2911" class="LineNr">2911 </span> <span class="subxComment"># break</span> -<span id="L2912" class="LineNr">2912 </span> <span class="subxComment">#</span> -<span id="L2913" class="LineNr">2913 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2914" class="LineNr">2914 </span> 55/push-EBP -<span id="L2915" class="LineNr">2915 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2916" class="LineNr">2916 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2917" class="LineNr">2917 </span> 50/push-EAX -<span id="L2918" class="LineNr">2918 </span> 51/push-ECX -<span id="L2919" class="LineNr">2919 </span> 52/push-EDX -<span id="L2920" class="LineNr">2920 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L2921" class="LineNr">2921 </span> 68/push 0/imm32/end -<span id="L2922" class="LineNr">2922 </span> 68/push 0/imm32/start -<span id="L2923" class="LineNr">2923 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2924" class="LineNr">2924 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L2925" class="LineNr">2925 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2926" class="LineNr">2926 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2927" class="LineNr">2927 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2928" class="LineNr">2928 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L2929" class="LineNr">2929 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2930" class="LineNr">2930 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2931" class="Folded">2931 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2957" class="LineNr">2957 </span><span class="Constant">$emit-disp:loop</span>: -<span id="L2958" class="LineNr">2958 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L2959" class="LineNr">2959 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2960" class="LineNr">2960 </span> 51/push-ECX -<span id="L2961" class="LineNr">2961 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2962" class="LineNr">2962 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2963" class="LineNr">2963 </span> e8/call next-word/disp32 -<span id="L2964" class="LineNr">2964 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2965" class="LineNr">2965 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2966" class="Folded">2966 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L3008" class="LineNr">3008 </span><span class="Constant">$emit-disp:check0</span>: -<span id="L3009" class="LineNr">3009 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L3010" class="LineNr">3010 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L3011" class="LineNr">3011 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3012" class="LineNr">3012 </span> 51/push-ECX -<span id="L3013" class="LineNr">3013 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3014" class="LineNr">3014 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L3015" class="LineNr">3015 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3016" class="LineNr">3016 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3017" class="LineNr">3017 </span> <span class="subxS1Comment"># . if (EAX != 0) pass through</span> -<span id="L3018" class="LineNr">3018 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3019" class="LineNr">3019 </span> 0f 85/jump-if-not-equal $emit-disp:break/disp32 -<span id="L3020" class="LineNr">3020 </span><span class="Constant">$emit-disp:check1</span>: -<span id="L3021" class="LineNr">3021 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L3022" class="LineNr">3022 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L3023" class="LineNr">3023 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L3024" class="LineNr">3024 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L3025" class="LineNr">3025 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L3026" class="LineNr">3026 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L3027" class="LineNr">3027 </span> <span class="subxS1Comment"># . if (EAX == '#') break</span> -<span id="L3028" class="LineNr">3028 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L3029" class="LineNr">3029 </span> 0f 84/jump-if-equal $emit-disp:break/disp32 -<span id="L3030" class="LineNr">3030 </span><span class="Constant">$emit-disp:check-for-disp32</span>: -<span id="L3031" class="LineNr">3031 </span> <span class="subxComment"># if (has-metadata?(word-slice, "disp32"))</span> -<span id="L3032" class="LineNr">3032 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "disp32")</span> -<span id="L3033" class="LineNr">3033 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3034" class="LineNr">3034 </span> 68/push <span class="Constant">"disp32"</span>/imm32 -<span id="L3035" class="LineNr">3035 </span> 51/push-ECX -<span id="L3036" class="LineNr">3036 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3037" class="LineNr">3037 </span> e8/call has-metadata?/disp32 -<span id="L3038" class="LineNr">3038 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3039" class="LineNr">3039 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3040" class="LineNr">3040 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L3041" class="LineNr">3041 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3042" class="LineNr">3042 </span> 74/jump-if-equal $emit-disp:check-for-disp16/disp8 -<span id="L3043" class="LineNr">3043 </span><span class="Constant">$emit-disp:disp32</span>: -<span id="L3044" class="LineNr">3044 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L3045" class="LineNr">3045 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3046" class="LineNr">3046 </span> 68/push 4/imm32 -<span id="L3047" class="LineNr">3047 </span> 51/push-ECX -<span id="L3048" class="LineNr">3048 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3049" class="LineNr">3049 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3050" class="LineNr">3050 </span> e8/call emit/disp32 -<span id="L3051" class="LineNr">3051 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3052" class="LineNr">3052 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3053" class="LineNr">3053 </span> <span class="subxComment"># break</span> -<span id="L3054" class="LineNr">3054 </span> e9/jump $emit-disp:break/disp32 -<span id="L3055" class="LineNr">3055 </span><span class="Constant">$emit-disp:check-for-disp16</span>: -<span id="L3056" class="LineNr">3056 </span> <span class="subxComment"># else if (has-metadata?(word-slice, "disp16"))</span> -<span id="L3057" class="LineNr">3057 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "disp16")</span> -<span id="L3058" class="LineNr">3058 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3059" class="LineNr">3059 </span> 68/push <span class="Constant">"disp16"</span>/imm32 -<span id="L3060" class="LineNr">3060 </span> 51/push-ECX -<span id="L3061" class="LineNr">3061 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3062" class="LineNr">3062 </span> e8/call has-metadata?/disp32 -<span id="L3063" class="LineNr">3063 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3064" class="LineNr">3064 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3065" class="LineNr">3065 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L3066" class="LineNr">3066 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3067" class="LineNr">3067 </span> 74/jump-if-equal $emit-disp:check-for-disp8/disp8 -<span id="L3068" class="LineNr">3068 </span><span class="Constant">$emit-disp:disp16</span>: -<span id="L3069" class="LineNr">3069 </span> <span class="subxComment"># emit(out, word-slice, 2)</span> -<span id="L3070" class="LineNr">3070 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3071" class="LineNr">3071 </span> 68/push 2/imm32 -<span id="L3072" class="LineNr">3072 </span> 51/push-ECX -<span id="L3073" class="LineNr">3073 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3074" class="LineNr">3074 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3075" class="LineNr">3075 </span> e8/call emit/disp32 -<span id="L3076" class="LineNr">3076 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3077" class="LineNr">3077 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3078" class="LineNr">3078 </span> <span class="subxComment"># break</span> -<span id="L3079" class="LineNr">3079 </span> e9/jump $emit-disp:break/disp32 -<span id="L3080" class="LineNr">3080 </span><span class="Constant">$emit-disp:check-for-disp8</span>: -<span id="L3081" class="LineNr">3081 </span> <span class="subxComment"># if (has-metadata?(word-slice, "disp8"))</span> -<span id="L3082" class="LineNr">3082 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "disp8")</span> -<span id="L3083" class="LineNr">3083 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3084" class="LineNr">3084 </span> 68/push <span class="Constant">"disp8"</span>/imm32 -<span id="L3085" class="LineNr">3085 </span> 51/push-ECX -<span id="L3086" class="LineNr">3086 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3087" class="LineNr">3087 </span> e8/call has-metadata?/disp32 -<span id="L3088" class="LineNr">3088 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3089" class="LineNr">3089 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3090" class="LineNr">3090 </span> <span class="subxS1Comment"># . if (EAX == 0) loop</span> -<span id="L3091" class="LineNr">3091 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3092" class="LineNr">3092 </span> 0f 84/jump-if-equal $emit-disp:loop/disp32 -<span id="L3093" class="LineNr">3093 </span><span class="Constant">$emit-disp:disp8</span>: -<span id="L3094" class="LineNr">3094 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L3095" class="LineNr">3095 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3096" class="LineNr">3096 </span> 68/push 1/imm32 -<span id="L3097" class="LineNr">3097 </span> 51/push-ECX -<span id="L3098" class="LineNr">3098 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3099" class="LineNr">3099 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3100" class="LineNr">3100 </span> e8/call emit/disp32 -<span id="L3101" class="LineNr">3101 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3102" class="LineNr">3102 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3103" class="LineNr">3103 </span> <span class="subxComment"># break</span> -<span id="L3104" class="LineNr">3104 </span><span class="Constant">$emit-disp:break</span>: -<span id="L3105" class="LineNr">3105 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L3106" class="LineNr">3106 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3107" class="LineNr">3107 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3108" class="LineNr">3108 </span> 5a/pop-to-EDX -<span id="L3109" class="LineNr">3109 </span> 59/pop-to-ECX -<span id="L3110" class="LineNr">3110 </span> 58/pop-to-EAX -<span id="L3111" class="LineNr">3111 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3112" class="LineNr">3112 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3113" class="LineNr">3113 </span> 5d/pop-to-EBP -<span id="L3114" class="LineNr">3114 </span> c3/return -<span id="L3115" class="LineNr">3115 </span> -<span id="L3116" class="LineNr">3116 </span><span class="subxFunction">emit-imm</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L3117" class="LineNr">3117 </span> <span class="subxComment"># pseudocode:</span> -<span id="L3118" class="LineNr">3118 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L3119" class="LineNr">3119 </span> <span class="subxComment"># var word-slice = {0, 0}</span> -<span id="L3120" class="LineNr">3120 </span> <span class="subxComment"># while true</span> -<span id="L3121" class="LineNr">3121 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L3122" class="LineNr">3122 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L3123" class="LineNr">3123 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L3124" class="LineNr">3124 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm32")</span> -<span id="L3125" class="LineNr">3125 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L3126" class="LineNr">3126 </span> <span class="subxComment"># break</span> -<span id="L3127" class="LineNr">3127 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm16")</span> -<span id="L3128" class="LineNr">3128 </span> <span class="subxComment"># emit(out, word-slice, 2)</span> -<span id="L3129" class="LineNr">3129 </span> <span class="subxComment"># break</span> -<span id="L3130" class="LineNr">3130 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm8")</span> -<span id="L3131" class="LineNr">3131 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L3132" class="LineNr">3132 </span> <span class="subxComment"># break</span> -<span id="L3133" class="LineNr">3133 </span> <span class="subxComment">#</span> -<span id="L3134" class="LineNr">3134 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3135" class="LineNr">3135 </span> 55/push-EBP -<span id="L3136" class="LineNr">3136 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3137" class="LineNr">3137 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L3138" class="LineNr">3138 </span> 50/push-EAX -<span id="L3139" class="LineNr">3139 </span> 51/push-ECX -<span id="L3140" class="LineNr">3140 </span> 52/push-EDX -<span id="L3141" class="LineNr">3141 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L3142" class="LineNr">3142 </span> 68/push 0/imm32/end -<span id="L3143" class="LineNr">3143 </span> 68/push 0/imm32/start -<span id="L3144" class="LineNr">3144 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L3145" class="LineNr">3145 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L3146" class="LineNr">3146 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3147" class="LineNr">3147 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3148" class="LineNr">3148 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3149" class="LineNr">3149 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L3150" class="LineNr">3150 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3151" class="LineNr">3151 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3152" class="Folded">3152 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3178" class="LineNr">3178 </span><span class="Constant">$emit-imm:loop</span>: -<span id="L3179" class="LineNr">3179 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L3180" class="LineNr">3180 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3181" class="LineNr">3181 </span> 51/push-ECX -<span id="L3182" class="LineNr">3182 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3183" class="LineNr">3183 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3184" class="LineNr">3184 </span> e8/call next-word/disp32 -<span id="L3185" class="LineNr">3185 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3186" class="LineNr">3186 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3187" class="Folded">3187 </span><span class="Folded">+-- 42 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L3229" class="LineNr">3229 </span><span class="Constant">$emit-imm:check0</span>: -<span id="L3230" class="LineNr">3230 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L3231" class="LineNr">3231 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L3232" class="LineNr">3232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3233" class="LineNr">3233 </span> 51/push-ECX -<span id="L3234" class="LineNr">3234 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3235" class="LineNr">3235 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L3236" class="LineNr">3236 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3237" class="LineNr">3237 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3238" class="LineNr">3238 </span> <span class="subxS1Comment"># . if (EAX != 0) pass through</span> -<span id="L3239" class="LineNr">3239 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3240" class="LineNr">3240 </span> 0f 85/jump-if-not-equal $emit-imm:break/disp32 -<span id="L3241" class="LineNr">3241 </span><span class="Constant">$emit-imm:check1</span>: -<span id="L3242" class="LineNr">3242 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L3243" class="LineNr">3243 </span> <span class="subxS1Comment"># . start/EDX = slice->start</span> -<span id="L3244" class="LineNr">3244 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L3245" class="LineNr">3245 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L3246" class="LineNr">3246 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L3247" class="LineNr">3247 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to AL</span> -<span id="L3248" class="LineNr">3248 </span> <span class="subxS1Comment"># . if (EAX == '#') break</span> -<span id="L3249" class="LineNr">3249 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L3250" class="LineNr">3250 </span> 0f 84/jump-if-equal $emit-imm:break/disp32 -<span id="L3251" class="LineNr">3251 </span><span class="Constant">$emit-imm:check-for-imm32</span>: -<span id="L3252" class="LineNr">3252 </span> <span class="subxComment"># if (has-metadata?(word-slice, "imm32"))</span> -<span id="L3253" class="LineNr">3253 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "imm32")</span> -<span id="L3254" class="LineNr">3254 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3255" class="LineNr">3255 </span> 68/push <span class="Constant">"imm32"</span>/imm32 -<span id="L3256" class="LineNr">3256 </span> 51/push-ECX -<span id="L3257" class="LineNr">3257 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3258" class="LineNr">3258 </span> e8/call has-metadata?/disp32 -<span id="L3259" class="LineNr">3259 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3260" class="LineNr">3260 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3261" class="LineNr">3261 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L3262" class="LineNr">3262 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3263" class="LineNr">3263 </span> 74/jump-if-equal $emit-imm:check-for-imm16/disp8 -<span id="L3264" class="LineNr">3264 </span><span class="Constant">$emit-imm:imm32</span>: -<span id="L3265" class="LineNr">3265 </span> <span class="subxComment"># emit(out, word-slice, 4)</span> -<span id="L3266" class="LineNr">3266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3267" class="LineNr">3267 </span> 68/push 4/imm32 -<span id="L3268" class="LineNr">3268 </span> 51/push-ECX -<span id="L3269" class="LineNr">3269 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3270" class="LineNr">3270 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3271" class="LineNr">3271 </span> e8/call emit/disp32 -<span id="L3272" class="LineNr">3272 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3273" class="LineNr">3273 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3274" class="LineNr">3274 </span> <span class="subxComment"># break</span> -<span id="L3275" class="LineNr">3275 </span> e9/jump $emit-imm:break/disp32 -<span id="L3276" class="LineNr">3276 </span><span class="Constant">$emit-imm:check-for-imm16</span>: -<span id="L3277" class="LineNr">3277 </span> <span class="subxComment"># if (has-metadata?(word-slice, "imm16"))</span> -<span id="L3278" class="LineNr">3278 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "imm16")</span> -<span id="L3279" class="LineNr">3279 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3280" class="LineNr">3280 </span> 68/push <span class="Constant">"imm16"</span>/imm32 -<span id="L3281" class="LineNr">3281 </span> 51/push-ECX -<span id="L3282" class="LineNr">3282 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3283" class="LineNr">3283 </span> e8/call has-metadata?/disp32 -<span id="L3284" class="LineNr">3284 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3285" class="LineNr">3285 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3286" class="LineNr">3286 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L3287" class="LineNr">3287 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3288" class="LineNr">3288 </span> 74/jump-if-equal $emit-imm:check-for-imm8/disp8 -<span id="L3289" class="LineNr">3289 </span><span class="Constant">$emit-imm:imm16</span>: -<span id="L3290" class="LineNr">3290 </span> <span class="subxComment"># emit(out, word-slice, 2)</span> -<span id="L3291" class="LineNr">3291 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3292" class="LineNr">3292 </span> 68/push 2/imm32 -<span id="L3293" class="LineNr">3293 </span> 51/push-ECX -<span id="L3294" class="LineNr">3294 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3295" class="LineNr">3295 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3296" class="LineNr">3296 </span> e8/call emit/disp32 -<span id="L3297" class="LineNr">3297 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3298" class="LineNr">3298 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3299" class="LineNr">3299 </span> <span class="subxComment"># break</span> -<span id="L3300" class="LineNr">3300 </span> e9/jump $emit-imm:break/disp32 -<span id="L3301" class="LineNr">3301 </span><span class="Constant">$emit-imm:check-for-imm8</span>: -<span id="L3302" class="LineNr">3302 </span> <span class="subxComment"># if (has-metadata?(word-slice, "imm8"))</span> -<span id="L3303" class="LineNr">3303 </span> <span class="subxS1Comment"># . EAX = has-metadata?(ECX, "imm8")</span> -<span id="L3304" class="LineNr">3304 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3305" class="LineNr">3305 </span> 68/push <span class="Constant">"imm8"</span>/imm32 -<span id="L3306" class="LineNr">3306 </span> 51/push-ECX -<span id="L3307" class="LineNr">3307 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3308" class="LineNr">3308 </span> e8/call has-metadata?/disp32 -<span id="L3309" class="LineNr">3309 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3310" class="LineNr">3310 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3311" class="LineNr">3311 </span> <span class="subxS1Comment"># . if (EAX == 0) loop</span> -<span id="L3312" class="LineNr">3312 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3313" class="LineNr">3313 </span> 0f 84/jump-if-equal $emit-imm:loop/disp32 -<span id="L3314" class="LineNr">3314 </span><span class="Constant">$emit-imm:imm8</span>: -<span id="L3315" class="LineNr">3315 </span> <span class="subxComment"># emit(out, word-slice, 1)</span> -<span id="L3316" class="LineNr">3316 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3317" class="LineNr">3317 </span> 68/push 1/imm32 -<span id="L3318" class="LineNr">3318 </span> 51/push-ECX -<span id="L3319" class="LineNr">3319 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3320" class="LineNr">3320 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3321" class="LineNr">3321 </span> e8/call emit/disp32 -<span id="L3322" class="LineNr">3322 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3323" class="LineNr">3323 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3324" class="LineNr">3324 </span> <span class="subxComment"># break</span> -<span id="L3325" class="LineNr">3325 </span><span class="Constant">$emit-imm:break</span>: -<span id="L3326" class="LineNr">3326 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L3327" class="LineNr">3327 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3328" class="LineNr">3328 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3329" class="LineNr">3329 </span> 5a/pop-to-EDX -<span id="L3330" class="LineNr">3330 </span> 59/pop-to-ECX -<span id="L3331" class="LineNr">3331 </span> 58/pop-to-EAX -<span id="L3332" class="LineNr">3332 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3333" class="LineNr">3333 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3334" class="LineNr">3334 </span> 5d/pop-to-EBP -<span id="L3335" class="LineNr">3335 </span> c3/return -<span id="L3336" class="LineNr">3336 </span> -<span id="L3337" class="LineNr">3337 </span><span class="subxFunction">emit-line-in-comment</span>: <span class="subxComment"># line : (address stream byte), out : (address buffered-file) -> <void></span> -<span id="L3338" class="LineNr">3338 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3339" class="LineNr">3339 </span> 55/push-EBP -<span id="L3340" class="LineNr">3340 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3341" class="LineNr">3341 </span> <span class="subxComment"># write-buffered(out, " # ")</span> -<span id="L3342" class="LineNr">3342 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3343" class="LineNr">3343 </span> 68/push <span class="Constant">" # "</span>/imm32 -<span id="L3344" class="LineNr">3344 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3345" class="LineNr">3345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3346" class="LineNr">3346 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L3347" class="LineNr">3347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3348" class="LineNr">3348 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3349" class="LineNr">3349 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L3350" class="LineNr">3350 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3351" class="LineNr">3351 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3352" class="LineNr">3352 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3353" class="LineNr">3353 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3354" class="LineNr">3354 </span> e8/call write-stream-data/disp32 -<span id="L3355" class="LineNr">3355 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3356" class="LineNr">3356 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3357" class="LineNr">3357 </span><span class="Constant">$emit-line-in-comment:end</span>: -<span id="L3358" class="LineNr">3358 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3359" class="LineNr">3359 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3360" class="LineNr">3360 </span> 5d/pop-to-EBP -<span id="L3361" class="LineNr">3361 </span> c3/return -<span id="L3362" class="LineNr">3362 </span> -<span id="L3363" class="LineNr">3363 </span><span class="subxTest">test-convert-instruction-passes-comments-through</span>: -<span id="L3364" class="LineNr">3364 </span> <span class="subxComment"># if a line starts with '#', pass it along unchanged</span> -<span id="L3365" class="LineNr">3365 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3366" class="LineNr">3366 </span> 55/push-EBP -<span id="L3367" class="LineNr">3367 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3368" class="LineNr">3368 </span> <span class="subxComment"># setup</span> -<span id="L3369" class="LineNr">3369 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3370" class="LineNr">3370 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3371" class="LineNr">3371 </span> 68/push _test-input-stream/imm32 -<span id="L3372" class="LineNr">3372 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3373" class="LineNr">3373 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3374" class="LineNr">3374 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3375" class="LineNr">3375 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3376" class="LineNr">3376 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3377" class="LineNr">3377 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3378" class="LineNr">3378 </span> 68/push _test-output-stream/imm32 -<span id="L3379" class="LineNr">3379 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3380" class="LineNr">3380 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3381" class="LineNr">3381 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3382" class="LineNr">3382 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3383" class="LineNr">3383 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3384" class="LineNr">3384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3385" class="LineNr">3385 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3386" class="LineNr">3386 </span> 05/add-to-EAX 4/imm32 -<span id="L3387" class="LineNr">3387 </span> 50/push-EAX -<span id="L3388" class="LineNr">3388 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3389" class="LineNr">3389 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3390" class="LineNr">3390 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3391" class="LineNr">3391 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3392" class="LineNr">3392 </span> <span class="subxComment"># initialize input</span> -<span id="L3393" class="LineNr">3393 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# abcd")</span> -<span id="L3394" class="LineNr">3394 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3395" class="LineNr">3395 </span> 68/push <span class="Constant">"# abcd"</span>/imm32 -<span id="L3396" class="LineNr">3396 </span> 68/push _test-input-stream/imm32 -<span id="L3397" class="LineNr">3397 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3398" class="LineNr">3398 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3399" class="LineNr">3399 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3400" class="LineNr">3400 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3401" class="LineNr">3401 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3402" class="LineNr">3402 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3403" class="LineNr">3403 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3404" class="LineNr">3404 </span> 68/push _test-input-stream/imm32 -<span id="L3405" class="LineNr">3405 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3406" class="LineNr">3406 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3407" class="LineNr">3407 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3408" class="LineNr">3408 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3409" class="LineNr">3409 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L3410" class="LineNr">3410 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3411" class="LineNr">3411 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3412" class="LineNr">3412 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3413" class="LineNr">3413 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3414" class="LineNr">3414 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3415" class="LineNr">3415 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3416" class="LineNr">3416 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3417" class="LineNr">3417 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "# abcd", msg)</span> -<span id="L3418" class="LineNr">3418 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3419" class="LineNr">3419 </span> 68/push <span class="Constant">"F - test-convert-instruction-passes-comments-through"</span>/imm32 -<span id="L3420" class="LineNr">3420 </span> 68/push <span class="Constant">"# abcd"</span>/imm32 -<span id="L3421" class="LineNr">3421 </span> 68/push _test-output-stream/imm32 -<span id="L3422" class="LineNr">3422 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3423" class="LineNr">3423 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3424" class="LineNr">3424 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3425" class="LineNr">3425 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3426" class="LineNr">3426 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3427" class="LineNr">3427 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3428" class="LineNr">3428 </span> 5d/pop-to-EBP -<span id="L3429" class="LineNr">3429 </span> c3/return -<span id="L3430" class="LineNr">3430 </span> -<span id="L3431" class="LineNr">3431 </span><span class="subxTest">test-convert-instruction-passes-labels-through</span>: -<span id="L3432" class="LineNr">3432 </span> <span class="subxComment"># if the first word ends with ':', pass along the entire line unchanged</span> -<span id="L3433" class="LineNr">3433 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3434" class="LineNr">3434 </span> 55/push-EBP -<span id="L3435" class="LineNr">3435 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3436" class="LineNr">3436 </span> <span class="subxComment"># setup</span> -<span id="L3437" class="LineNr">3437 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3438" class="LineNr">3438 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3439" class="LineNr">3439 </span> 68/push _test-input-stream/imm32 -<span id="L3440" class="LineNr">3440 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3441" class="LineNr">3441 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3442" class="LineNr">3442 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3443" class="LineNr">3443 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3444" class="LineNr">3444 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3445" class="LineNr">3445 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3446" class="LineNr">3446 </span> 68/push _test-output-stream/imm32 -<span id="L3447" class="LineNr">3447 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3448" class="LineNr">3448 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3449" class="LineNr">3449 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3450" class="LineNr">3450 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3451" class="LineNr">3451 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3452" class="LineNr">3452 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3453" class="LineNr">3453 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3454" class="LineNr">3454 </span> 05/add-to-EAX 4/imm32 -<span id="L3455" class="LineNr">3455 </span> 50/push-EAX -<span id="L3456" class="LineNr">3456 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3457" class="LineNr">3457 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3458" class="LineNr">3458 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3459" class="LineNr">3459 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3460" class="LineNr">3460 </span> <span class="subxComment"># initialize input</span> -<span id="L3461" class="LineNr">3461 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab: # cd")</span> -<span id="L3462" class="LineNr">3462 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3463" class="LineNr">3463 </span> 68/push <span class="Constant">"ab: # cd"</span>/imm32 -<span id="L3464" class="LineNr">3464 </span> 68/push _test-input-stream/imm32 -<span id="L3465" class="LineNr">3465 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3466" class="LineNr">3466 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3467" class="LineNr">3467 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3468" class="LineNr">3468 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3469" class="LineNr">3469 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3470" class="LineNr">3470 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3471" class="LineNr">3471 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3472" class="LineNr">3472 </span> 68/push _test-input-stream/imm32 -<span id="L3473" class="LineNr">3473 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3474" class="LineNr">3474 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3475" class="LineNr">3475 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3476" class="LineNr">3476 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3477" class="LineNr">3477 </span> <span class="subxComment"># check that the line just passed through</span> -<span id="L3478" class="LineNr">3478 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3479" class="LineNr">3479 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3480" class="LineNr">3480 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3481" class="LineNr">3481 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3482" class="LineNr">3482 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3483" class="LineNr">3483 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3484" class="LineNr">3484 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3485" class="LineNr">3485 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "ab: # cd", msg)</span> -<span id="L3486" class="LineNr">3486 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3487" class="LineNr">3487 </span> 68/push <span class="Constant">"F - test-convert-instruction-passes-labels-through"</span>/imm32 -<span id="L3488" class="LineNr">3488 </span> 68/push <span class="Constant">"ab: # cd"</span>/imm32 -<span id="L3489" class="LineNr">3489 </span> 68/push _test-output-stream/imm32 -<span id="L3490" class="LineNr">3490 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3491" class="LineNr">3491 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3492" class="LineNr">3492 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3493" class="LineNr">3493 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3494" class="LineNr">3494 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3495" class="LineNr">3495 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3496" class="LineNr">3496 </span> 5d/pop-to-EBP -<span id="L3497" class="LineNr">3497 </span> c3/return -<span id="L3498" class="LineNr">3498 </span> -<span id="L3499" class="LineNr">3499 </span><span class="subxTest">test-convert-instruction-handles-single-opcode</span>: -<span id="L3500" class="LineNr">3500 </span> <span class="subxComment"># if the instruction consists of a single opcode, strip its metadata and pass it along</span> -<span id="L3501" class="LineNr">3501 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3502" class="LineNr">3502 </span> 55/push-EBP -<span id="L3503" class="LineNr">3503 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3504" class="LineNr">3504 </span> <span class="subxComment"># setup</span> -<span id="L3505" class="LineNr">3505 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3506" class="LineNr">3506 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3507" class="LineNr">3507 </span> 68/push _test-input-stream/imm32 -<span id="L3508" class="LineNr">3508 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3509" class="LineNr">3509 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3510" class="LineNr">3510 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3511" class="LineNr">3511 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3512" class="LineNr">3512 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3513" class="LineNr">3513 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3514" class="LineNr">3514 </span> 68/push _test-output-stream/imm32 -<span id="L3515" class="LineNr">3515 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3516" class="LineNr">3516 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3517" class="LineNr">3517 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3518" class="LineNr">3518 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3519" class="LineNr">3519 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3520" class="LineNr">3520 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3521" class="LineNr">3521 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3522" class="LineNr">3522 </span> 05/add-to-EAX 4/imm32 -<span id="L3523" class="LineNr">3523 </span> 50/push-EAX -<span id="L3524" class="LineNr">3524 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3525" class="LineNr">3525 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3526" class="LineNr">3526 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3527" class="LineNr">3527 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3528" class="LineNr">3528 </span> <span class="subxComment"># initialize input</span> -<span id="L3529" class="LineNr">3529 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab/cd # comment")</span> -<span id="L3530" class="LineNr">3530 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3531" class="LineNr">3531 </span> 68/push <span class="Constant">"ab/cd # comment"</span>/imm32 -<span id="L3532" class="LineNr">3532 </span> 68/push _test-input-stream/imm32 -<span id="L3533" class="LineNr">3533 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3534" class="LineNr">3534 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3535" class="LineNr">3535 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3536" class="LineNr">3536 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3537" class="LineNr">3537 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3538" class="LineNr">3538 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3539" class="LineNr">3539 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3540" class="LineNr">3540 </span> 68/push _test-input-stream/imm32 -<span id="L3541" class="LineNr">3541 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3542" class="LineNr">3542 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3543" class="LineNr">3543 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3544" class="LineNr">3544 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3545" class="LineNr">3545 </span> <span class="subxComment"># check output</span> -<span id="L3546" class="LineNr">3546 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3547" class="LineNr">3547 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3548" class="LineNr">3548 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3549" class="LineNr">3549 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3550" class="LineNr">3550 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3551" class="LineNr">3551 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3552" class="LineNr">3552 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3553" class="Folded">3553 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3579" class="LineNr">3579 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "ab # ab/cd # comment", msg)</span> -<span id="L3580" class="LineNr">3580 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3581" class="LineNr">3581 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-single-opcode"</span>/imm32 -<span id="L3582" class="LineNr">3582 </span> 68/push <span class="Constant">"ab # ab/cd # comment"</span>/imm32 -<span id="L3583" class="LineNr">3583 </span> 68/push _test-output-stream/imm32 -<span id="L3584" class="LineNr">3584 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3585" class="LineNr">3585 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3586" class="LineNr">3586 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3587" class="LineNr">3587 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3588" class="LineNr">3588 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3589" class="LineNr">3589 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3590" class="LineNr">3590 </span> 5d/pop-to-EBP -<span id="L3591" class="LineNr">3591 </span> c3/return -<span id="L3592" class="LineNr">3592 </span> -<span id="L3593" class="LineNr">3593 </span><span class="subxTest">test-convert-instruction-handles-0f-opcode</span>: -<span id="L3594" class="LineNr">3594 </span> <span class="subxComment"># if the instruction starts with 0f opcode, include a second opcode</span> -<span id="L3595" class="LineNr">3595 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3596" class="LineNr">3596 </span> 55/push-EBP -<span id="L3597" class="LineNr">3597 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3598" class="LineNr">3598 </span> <span class="subxComment"># setup</span> -<span id="L3599" class="LineNr">3599 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3600" class="LineNr">3600 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3601" class="LineNr">3601 </span> 68/push _test-input-stream/imm32 -<span id="L3602" class="LineNr">3602 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3603" class="LineNr">3603 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3604" class="LineNr">3604 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3605" class="LineNr">3605 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3606" class="LineNr">3606 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3607" class="LineNr">3607 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3608" class="LineNr">3608 </span> 68/push _test-output-stream/imm32 -<span id="L3609" class="LineNr">3609 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3610" class="LineNr">3610 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3611" class="LineNr">3611 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3612" class="LineNr">3612 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3613" class="LineNr">3613 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3614" class="LineNr">3614 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3615" class="LineNr">3615 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3616" class="LineNr">3616 </span> 05/add-to-EAX 4/imm32 -<span id="L3617" class="LineNr">3617 </span> 50/push-EAX -<span id="L3618" class="LineNr">3618 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3619" class="LineNr">3619 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3620" class="LineNr">3620 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3621" class="LineNr">3621 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3622" class="LineNr">3622 </span> <span class="subxComment"># initialize input</span> -<span id="L3623" class="LineNr">3623 </span> <span class="subxS1Comment"># . write(_test-input-stream, "0f/m1 ab/m2 # comment")</span> -<span id="L3624" class="LineNr">3624 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3625" class="LineNr">3625 </span> 68/push <span class="Constant">"0f/m1 ab/m2 # comment"</span>/imm32 -<span id="L3626" class="LineNr">3626 </span> 68/push _test-input-stream/imm32 -<span id="L3627" class="LineNr">3627 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3628" class="LineNr">3628 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3629" class="LineNr">3629 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3630" class="LineNr">3630 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3631" class="LineNr">3631 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3632" class="LineNr">3632 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3633" class="LineNr">3633 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3634" class="LineNr">3634 </span> 68/push _test-input-stream/imm32 -<span id="L3635" class="LineNr">3635 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3636" class="LineNr">3636 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3637" class="LineNr">3637 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3638" class="LineNr">3638 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3639" class="LineNr">3639 </span> <span class="subxComment"># check output</span> -<span id="L3640" class="LineNr">3640 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3641" class="LineNr">3641 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3642" class="LineNr">3642 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3643" class="LineNr">3643 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3644" class="LineNr">3644 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3645" class="LineNr">3645 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3646" class="LineNr">3646 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3647" class="Folded">3647 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3673" class="LineNr">3673 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "0f ab # 0f/m1 ab/m2 # comment", msg)</span> -<span id="L3674" class="LineNr">3674 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3675" class="LineNr">3675 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-0f-opcode"</span>/imm32 -<span id="L3676" class="LineNr">3676 </span> 68/push <span class="Constant">"0f ab # 0f/m1 ab/m2 # comment"</span>/imm32 -<span id="L3677" class="LineNr">3677 </span> 68/push _test-output-stream/imm32 -<span id="L3678" class="LineNr">3678 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3679" class="LineNr">3679 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3680" class="LineNr">3680 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3681" class="LineNr">3681 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3682" class="LineNr">3682 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3683" class="LineNr">3683 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3684" class="LineNr">3684 </span> 5d/pop-to-EBP -<span id="L3685" class="LineNr">3685 </span> c3/return -<span id="L3686" class="LineNr">3686 </span> -<span id="L3687" class="LineNr">3687 </span><span class="subxTest">test-convert-instruction-handles-f2-opcode</span>: -<span id="L3688" class="LineNr">3688 </span> <span class="subxComment"># if the instruction starts with f2 opcode, include a second opcode</span> -<span id="L3689" class="LineNr">3689 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3690" class="LineNr">3690 </span> 55/push-EBP -<span id="L3691" class="LineNr">3691 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3692" class="LineNr">3692 </span> <span class="subxComment"># setup</span> -<span id="L3693" class="LineNr">3693 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3694" class="LineNr">3694 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3695" class="LineNr">3695 </span> 68/push _test-input-stream/imm32 -<span id="L3696" class="LineNr">3696 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3697" class="LineNr">3697 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3698" class="LineNr">3698 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3699" class="LineNr">3699 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3700" class="LineNr">3700 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3701" class="LineNr">3701 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3702" class="LineNr">3702 </span> 68/push _test-output-stream/imm32 -<span id="L3703" class="LineNr">3703 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3704" class="LineNr">3704 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3705" class="LineNr">3705 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3706" class="LineNr">3706 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3707" class="LineNr">3707 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3708" class="LineNr">3708 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3709" class="LineNr">3709 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3710" class="LineNr">3710 </span> 05/add-to-EAX 4/imm32 -<span id="L3711" class="LineNr">3711 </span> 50/push-EAX -<span id="L3712" class="LineNr">3712 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3713" class="LineNr">3713 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3714" class="LineNr">3714 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3715" class="LineNr">3715 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3716" class="LineNr">3716 </span> <span class="subxComment"># initialize input</span> -<span id="L3717" class="LineNr">3717 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f2/m1 ab/m2 # comment")</span> -<span id="L3718" class="LineNr">3718 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3719" class="LineNr">3719 </span> 68/push <span class="Constant">"f2/m1 ab/m2 # comment"</span>/imm32 -<span id="L3720" class="LineNr">3720 </span> 68/push _test-input-stream/imm32 -<span id="L3721" class="LineNr">3721 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3722" class="LineNr">3722 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3723" class="LineNr">3723 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3724" class="LineNr">3724 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3725" class="LineNr">3725 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3726" class="LineNr">3726 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3727" class="LineNr">3727 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3728" class="LineNr">3728 </span> 68/push _test-input-stream/imm32 -<span id="L3729" class="LineNr">3729 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3730" class="LineNr">3730 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3731" class="LineNr">3731 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3732" class="LineNr">3732 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3733" class="LineNr">3733 </span> <span class="subxComment"># check output</span> -<span id="L3734" class="LineNr">3734 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3735" class="LineNr">3735 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3736" class="LineNr">3736 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3737" class="LineNr">3737 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3738" class="LineNr">3738 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3739" class="LineNr">3739 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3740" class="LineNr">3740 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3741" class="Folded">3741 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3767" class="LineNr">3767 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f2 ab # f2/m1 ab/m2 # comment", msg)</span> -<span id="L3768" class="LineNr">3768 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3769" class="LineNr">3769 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-f2-opcode"</span>/imm32 -<span id="L3770" class="LineNr">3770 </span> 68/push <span class="Constant">"f2 ab # f2/m1 ab/m2 # comment"</span>/imm32 -<span id="L3771" class="LineNr">3771 </span> 68/push _test-output-stream/imm32 -<span id="L3772" class="LineNr">3772 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3773" class="LineNr">3773 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3774" class="LineNr">3774 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3775" class="LineNr">3775 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3776" class="LineNr">3776 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3777" class="LineNr">3777 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3778" class="LineNr">3778 </span> 5d/pop-to-EBP -<span id="L3779" class="LineNr">3779 </span> c3/return -<span id="L3780" class="LineNr">3780 </span> -<span id="L3781" class="LineNr">3781 </span><span class="subxTest">test-convert-instruction-handles-f3-opcode</span>: -<span id="L3782" class="LineNr">3782 </span> <span class="subxComment"># if the instruction starts with f3 opcode, include a second opcode</span> -<span id="L3783" class="LineNr">3783 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3784" class="LineNr">3784 </span> 55/push-EBP -<span id="L3785" class="LineNr">3785 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3786" class="LineNr">3786 </span> <span class="subxComment"># setup</span> -<span id="L3787" class="LineNr">3787 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3788" class="LineNr">3788 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3789" class="LineNr">3789 </span> 68/push _test-input-stream/imm32 -<span id="L3790" class="LineNr">3790 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3791" class="LineNr">3791 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3792" class="LineNr">3792 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3793" class="LineNr">3793 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3794" class="LineNr">3794 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3795" class="LineNr">3795 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3796" class="LineNr">3796 </span> 68/push _test-output-stream/imm32 -<span id="L3797" class="LineNr">3797 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3798" class="LineNr">3798 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3799" class="LineNr">3799 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3800" class="LineNr">3800 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3801" class="LineNr">3801 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3802" class="LineNr">3802 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3803" class="LineNr">3803 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3804" class="LineNr">3804 </span> 05/add-to-EAX 4/imm32 -<span id="L3805" class="LineNr">3805 </span> 50/push-EAX -<span id="L3806" class="LineNr">3806 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3807" class="LineNr">3807 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3808" class="LineNr">3808 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3809" class="LineNr">3809 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3810" class="LineNr">3810 </span> <span class="subxComment"># initialize input</span> -<span id="L3811" class="LineNr">3811 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f3/m1 ab/m2 # comment")</span> -<span id="L3812" class="LineNr">3812 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3813" class="LineNr">3813 </span> 68/push <span class="Constant">"f3/m1 ab/m2 # comment"</span>/imm32 -<span id="L3814" class="LineNr">3814 </span> 68/push _test-input-stream/imm32 -<span id="L3815" class="LineNr">3815 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3816" class="LineNr">3816 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3817" class="LineNr">3817 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3818" class="LineNr">3818 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3819" class="LineNr">3819 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3820" class="LineNr">3820 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3821" class="LineNr">3821 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3822" class="LineNr">3822 </span> 68/push _test-input-stream/imm32 -<span id="L3823" class="LineNr">3823 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3824" class="LineNr">3824 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3825" class="LineNr">3825 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3826" class="LineNr">3826 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3827" class="LineNr">3827 </span> <span class="subxComment"># check output</span> -<span id="L3828" class="LineNr">3828 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3829" class="LineNr">3829 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3830" class="LineNr">3830 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3831" class="LineNr">3831 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3832" class="LineNr">3832 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3833" class="LineNr">3833 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3834" class="LineNr">3834 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3835" class="Folded">3835 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3861" class="LineNr">3861 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f3 ab # f3/m1 ab/m2 # comment", msg)</span> -<span id="L3862" class="LineNr">3862 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3863" class="LineNr">3863 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-f3-opcode"</span>/imm32 -<span id="L3864" class="LineNr">3864 </span> 68/push <span class="Constant">"f3 ab # f3/m1 ab/m2 # comment"</span>/imm32 -<span id="L3865" class="LineNr">3865 </span> 68/push _test-output-stream/imm32 -<span id="L3866" class="LineNr">3866 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3867" class="LineNr">3867 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3868" class="LineNr">3868 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3869" class="LineNr">3869 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3870" class="LineNr">3870 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3871" class="LineNr">3871 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3872" class="LineNr">3872 </span> 5d/pop-to-EBP -<span id="L3873" class="LineNr">3873 </span> c3/return -<span id="L3874" class="LineNr">3874 </span> -<span id="L3875" class="LineNr">3875 </span><span class="subxTest">test-convert-instruction-handles-f2-0f-opcode</span>: -<span id="L3876" class="LineNr">3876 </span> <span class="subxComment"># if the instruction starts with f2 0f opcode, include a second opcode</span> -<span id="L3877" class="LineNr">3877 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3878" class="LineNr">3878 </span> 55/push-EBP -<span id="L3879" class="LineNr">3879 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3880" class="LineNr">3880 </span> <span class="subxComment"># setup</span> -<span id="L3881" class="LineNr">3881 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3882" class="LineNr">3882 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3883" class="LineNr">3883 </span> 68/push _test-input-stream/imm32 -<span id="L3884" class="LineNr">3884 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3885" class="LineNr">3885 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3886" class="LineNr">3886 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3887" class="LineNr">3887 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3888" class="LineNr">3888 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3889" class="LineNr">3889 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3890" class="LineNr">3890 </span> 68/push _test-output-stream/imm32 -<span id="L3891" class="LineNr">3891 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3892" class="LineNr">3892 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3893" class="LineNr">3893 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3894" class="LineNr">3894 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3895" class="LineNr">3895 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3896" class="LineNr">3896 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3897" class="LineNr">3897 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3898" class="LineNr">3898 </span> 05/add-to-EAX 4/imm32 -<span id="L3899" class="LineNr">3899 </span> 50/push-EAX -<span id="L3900" class="LineNr">3900 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3901" class="LineNr">3901 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3902" class="LineNr">3902 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3903" class="LineNr">3903 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3904" class="LineNr">3904 </span> <span class="subxComment"># initialize input</span> -<span id="L3905" class="LineNr">3905 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f2/m1 0f/m2 ab/m3 # comment")</span> -<span id="L3906" class="LineNr">3906 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3907" class="LineNr">3907 </span> 68/push <span class="Constant">"f2/m1 0f/m2 ab/m3 # comment"</span>/imm32 -<span id="L3908" class="LineNr">3908 </span> 68/push _test-input-stream/imm32 -<span id="L3909" class="LineNr">3909 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3910" class="LineNr">3910 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3911" class="LineNr">3911 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3912" class="LineNr">3912 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3913" class="LineNr">3913 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L3914" class="LineNr">3914 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3915" class="LineNr">3915 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3916" class="LineNr">3916 </span> 68/push _test-input-stream/imm32 -<span id="L3917" class="LineNr">3917 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3918" class="LineNr">3918 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L3919" class="LineNr">3919 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3920" class="LineNr">3920 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3921" class="LineNr">3921 </span> <span class="subxComment"># check output</span> -<span id="L3922" class="LineNr">3922 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3923" class="LineNr">3923 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3924" class="LineNr">3924 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3925" class="LineNr">3925 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3926" class="LineNr">3926 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3927" class="LineNr">3927 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3928" class="LineNr">3928 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3929" class="Folded">3929 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3955" class="LineNr">3955 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f2 0f ab # f2/m1 0f/m2 ab/m3 # comment", msg)</span> -<span id="L3956" class="LineNr">3956 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3957" class="LineNr">3957 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-f2-0f-opcode"</span>/imm32 -<span id="L3958" class="LineNr">3958 </span> 68/push <span class="Constant">"f2 0f ab # f2/m1 0f/m2 ab/m3 # comment"</span>/imm32 -<span id="L3959" class="LineNr">3959 </span> 68/push _test-output-stream/imm32 -<span id="L3960" class="LineNr">3960 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3961" class="LineNr">3961 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L3962" class="LineNr">3962 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3963" class="LineNr">3963 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3964" class="LineNr">3964 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3965" class="LineNr">3965 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3966" class="LineNr">3966 </span> 5d/pop-to-EBP -<span id="L3967" class="LineNr">3967 </span> c3/return -<span id="L3968" class="LineNr">3968 </span> -<span id="L3969" class="LineNr">3969 </span><span class="subxTest">test-convert-instruction-handles-f3-0f-opcode</span>: -<span id="L3970" class="LineNr">3970 </span> <span class="subxComment"># if the instruction starts with f3 0f opcode, include a second opcode</span> -<span id="L3971" class="LineNr">3971 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3972" class="LineNr">3972 </span> 55/push-EBP -<span id="L3973" class="LineNr">3973 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3974" class="LineNr">3974 </span> <span class="subxComment"># setup</span> -<span id="L3975" class="LineNr">3975 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3976" class="LineNr">3976 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3977" class="LineNr">3977 </span> 68/push _test-input-stream/imm32 -<span id="L3978" class="LineNr">3978 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3979" class="LineNr">3979 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3980" class="LineNr">3980 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3981" class="LineNr">3981 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3982" class="LineNr">3982 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3983" class="LineNr">3983 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3984" class="LineNr">3984 </span> 68/push _test-output-stream/imm32 -<span id="L3985" class="LineNr">3985 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3986" class="LineNr">3986 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3987" class="LineNr">3987 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3988" class="LineNr">3988 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3989" class="LineNr">3989 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3990" class="LineNr">3990 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3991" class="LineNr">3991 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3992" class="LineNr">3992 </span> 05/add-to-EAX 4/imm32 -<span id="L3993" class="LineNr">3993 </span> 50/push-EAX -<span id="L3994" class="LineNr">3994 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3995" class="LineNr">3995 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3996" class="LineNr">3996 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3997" class="LineNr">3997 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3998" class="LineNr">3998 </span> <span class="subxComment"># initialize input</span> -<span id="L3999" class="LineNr">3999 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f3/m1 0f/m2 ab/m3 # comment")</span> -<span id="L4000" class="LineNr">4000 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4001" class="LineNr">4001 </span> 68/push <span class="Constant">"f3/m1 0f/m2 ab/m3 # comment"</span>/imm32 -<span id="L4002" class="LineNr">4002 </span> 68/push _test-input-stream/imm32 -<span id="L4003" class="LineNr">4003 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4004" class="LineNr">4004 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4005" class="LineNr">4005 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4006" class="LineNr">4006 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4007" class="LineNr">4007 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4008" class="LineNr">4008 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4009" class="LineNr">4009 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4010" class="LineNr">4010 </span> 68/push _test-input-stream/imm32 -<span id="L4011" class="LineNr">4011 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4012" class="LineNr">4012 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4013" class="LineNr">4013 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4014" class="LineNr">4014 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4015" class="LineNr">4015 </span> <span class="subxComment"># check output</span> -<span id="L4016" class="LineNr">4016 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4017" class="LineNr">4017 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4018" class="LineNr">4018 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4019" class="LineNr">4019 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4020" class="LineNr">4020 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4021" class="LineNr">4021 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4022" class="LineNr">4022 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4023" class="Folded">4023 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4049" class="LineNr">4049 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f3 0f ab # f3/m1 0f/m2 ab/m3 # comment", msg)</span> -<span id="L4050" class="LineNr">4050 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4051" class="LineNr">4051 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-f3-0f-opcode"</span>/imm32 -<span id="L4052" class="LineNr">4052 </span> 68/push <span class="Constant">"f3 0f ab # f3/m1 0f/m2 ab/m3 # comment"</span>/imm32 -<span id="L4053" class="LineNr">4053 </span> 68/push _test-output-stream/imm32 -<span id="L4054" class="LineNr">4054 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4055" class="LineNr">4055 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4056" class="LineNr">4056 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4057" class="LineNr">4057 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4058" class="LineNr">4058 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4059" class="LineNr">4059 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4060" class="LineNr">4060 </span> 5d/pop-to-EBP -<span id="L4061" class="LineNr">4061 </span> c3/return -<span id="L4062" class="LineNr">4062 </span> -<span id="L4063" class="LineNr">4063 </span><span class="subxTest">test-convert-instruction-handles-unused-opcodes</span>: -<span id="L4064" class="LineNr">4064 </span> <span class="subxComment"># if the instruction doesn't start with f2, f3 or 0f, don't include other opcodes</span> -<span id="L4065" class="LineNr">4065 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4066" class="LineNr">4066 </span> 55/push-EBP -<span id="L4067" class="LineNr">4067 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4068" class="LineNr">4068 </span> <span class="subxComment"># setup</span> -<span id="L4069" class="LineNr">4069 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4070" class="LineNr">4070 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4071" class="LineNr">4071 </span> 68/push _test-input-stream/imm32 -<span id="L4072" class="LineNr">4072 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4073" class="LineNr">4073 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4074" class="LineNr">4074 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4075" class="LineNr">4075 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4076" class="LineNr">4076 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4077" class="LineNr">4077 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4078" class="LineNr">4078 </span> 68/push _test-output-stream/imm32 -<span id="L4079" class="LineNr">4079 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4080" class="LineNr">4080 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4081" class="LineNr">4081 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4082" class="LineNr">4082 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4083" class="LineNr">4083 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4084" class="LineNr">4084 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4085" class="LineNr">4085 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4086" class="LineNr">4086 </span> 05/add-to-EAX 4/imm32 -<span id="L4087" class="LineNr">4087 </span> 50/push-EAX -<span id="L4088" class="LineNr">4088 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4089" class="LineNr">4089 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4090" class="LineNr">4090 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4091" class="LineNr">4091 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4092" class="LineNr">4092 </span> <span class="subxComment"># initialize input</span> -<span id="L4093" class="LineNr">4093 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab/m1 cd/m2 # comment")</span> -<span id="L4094" class="LineNr">4094 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4095" class="LineNr">4095 </span> 68/push <span class="Constant">"ab/m1 cd/m2 # comment"</span>/imm32 -<span id="L4096" class="LineNr">4096 </span> 68/push _test-input-stream/imm32 -<span id="L4097" class="LineNr">4097 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4098" class="LineNr">4098 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4099" class="LineNr">4099 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4100" class="LineNr">4100 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4101" class="LineNr">4101 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4102" class="LineNr">4102 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4103" class="LineNr">4103 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4104" class="LineNr">4104 </span> 68/push _test-input-stream/imm32 -<span id="L4105" class="LineNr">4105 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4106" class="LineNr">4106 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4107" class="LineNr">4107 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4108" class="LineNr">4108 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4109" class="LineNr">4109 </span> <span class="subxComment"># check output</span> -<span id="L4110" class="LineNr">4110 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4111" class="LineNr">4111 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4112" class="LineNr">4112 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4113" class="LineNr">4113 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4114" class="LineNr">4114 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4115" class="LineNr">4115 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4116" class="LineNr">4116 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4117" class="Folded">4117 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4143" class="LineNr">4143 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "ab # f3/m1 0f/m2 ab/m3 # comment", msg)</span> -<span id="L4144" class="LineNr">4144 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4145" class="LineNr">4145 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-unused-opcodes"</span>/imm32 -<span id="L4146" class="LineNr">4146 </span> 68/push <span class="Constant">"ab # ab/m1 cd/m2 # comment"</span>/imm32 -<span id="L4147" class="LineNr">4147 </span> 68/push _test-output-stream/imm32 -<span id="L4148" class="LineNr">4148 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4149" class="LineNr">4149 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4150" class="LineNr">4150 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4151" class="LineNr">4151 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4152" class="LineNr">4152 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4153" class="LineNr">4153 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4154" class="LineNr">4154 </span> 5d/pop-to-EBP -<span id="L4155" class="LineNr">4155 </span> c3/return -<span id="L4156" class="LineNr">4156 </span> -<span id="L4157" class="LineNr">4157 </span><span class="subxTest">test-convert-instruction-handles-unused-second-opcodes</span>: -<span id="L4158" class="LineNr">4158 </span> <span class="subxComment"># if the second opcode isn't 0f, don't include further opcodes</span> -<span id="L4159" class="LineNr">4159 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4160" class="LineNr">4160 </span> 55/push-EBP -<span id="L4161" class="LineNr">4161 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4162" class="LineNr">4162 </span> <span class="subxComment"># setup</span> -<span id="L4163" class="LineNr">4163 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4164" class="LineNr">4164 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4165" class="LineNr">4165 </span> 68/push _test-input-stream/imm32 -<span id="L4166" class="LineNr">4166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4167" class="LineNr">4167 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4168" class="LineNr">4168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4169" class="LineNr">4169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4170" class="LineNr">4170 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4171" class="LineNr">4171 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4172" class="LineNr">4172 </span> 68/push _test-output-stream/imm32 -<span id="L4173" class="LineNr">4173 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4174" class="LineNr">4174 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4175" class="LineNr">4175 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4176" class="LineNr">4176 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4177" class="LineNr">4177 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4178" class="LineNr">4178 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4179" class="LineNr">4179 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4180" class="LineNr">4180 </span> 05/add-to-EAX 4/imm32 -<span id="L4181" class="LineNr">4181 </span> 50/push-EAX -<span id="L4182" class="LineNr">4182 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4183" class="LineNr">4183 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4184" class="LineNr">4184 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4185" class="LineNr">4185 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4186" class="LineNr">4186 </span> <span class="subxComment"># initialize input</span> -<span id="L4187" class="LineNr">4187 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f2/m1 ab/m2 cd/m3 # comment")</span> -<span id="L4188" class="LineNr">4188 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4189" class="LineNr">4189 </span> 68/push <span class="Constant">"f2/m1 ab/m2 cd/m3 # comment"</span>/imm32 -<span id="L4190" class="LineNr">4190 </span> 68/push _test-input-stream/imm32 -<span id="L4191" class="LineNr">4191 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4192" class="LineNr">4192 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4193" class="LineNr">4193 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4194" class="LineNr">4194 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4195" class="LineNr">4195 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4196" class="LineNr">4196 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4197" class="LineNr">4197 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4198" class="LineNr">4198 </span> 68/push _test-input-stream/imm32 -<span id="L4199" class="LineNr">4199 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4200" class="LineNr">4200 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4201" class="LineNr">4201 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4202" class="LineNr">4202 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4203" class="LineNr">4203 </span> <span class="subxComment"># check output</span> -<span id="L4204" class="LineNr">4204 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4205" class="LineNr">4205 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4206" class="LineNr">4206 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4207" class="LineNr">4207 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4208" class="LineNr">4208 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4209" class="LineNr">4209 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4210" class="LineNr">4210 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4211" class="Folded">4211 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4237" class="LineNr">4237 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f2 ab # f2/m1 ab/m2 cd/m3 # comment", msg)</span> -<span id="L4238" class="LineNr">4238 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4239" class="LineNr">4239 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-unused-second-opcodes"</span>/imm32 -<span id="L4240" class="LineNr">4240 </span> 68/push <span class="Constant">"f2 ab # f2/m1 ab/m2 cd/m3 # comment"</span>/imm32 -<span id="L4241" class="LineNr">4241 </span> 68/push _test-output-stream/imm32 -<span id="L4242" class="LineNr">4242 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4243" class="LineNr">4243 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4244" class="LineNr">4244 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4245" class="LineNr">4245 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4246" class="LineNr">4246 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4247" class="LineNr">4247 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4248" class="LineNr">4248 </span> 5d/pop-to-EBP -<span id="L4249" class="LineNr">4249 </span> c3/return -<span id="L4250" class="LineNr">4250 </span> -<span id="L4251" class="LineNr">4251 </span><span class="subxTest">test-convert-instruction-handles-unused-second-opcodes-2</span>: -<span id="L4252" class="LineNr">4252 </span> <span class="subxComment"># if the second opcode isn't 0f, don't include further opcodes</span> -<span id="L4253" class="LineNr">4253 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4254" class="LineNr">4254 </span> 55/push-EBP -<span id="L4255" class="LineNr">4255 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4256" class="LineNr">4256 </span> <span class="subxComment"># setup</span> -<span id="L4257" class="LineNr">4257 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4258" class="LineNr">4258 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4259" class="LineNr">4259 </span> 68/push _test-input-stream/imm32 -<span id="L4260" class="LineNr">4260 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4261" class="LineNr">4261 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4262" class="LineNr">4262 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4263" class="LineNr">4263 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4264" class="LineNr">4264 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4265" class="LineNr">4265 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4266" class="LineNr">4266 </span> 68/push _test-output-stream/imm32 -<span id="L4267" class="LineNr">4267 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4268" class="LineNr">4268 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4269" class="LineNr">4269 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4270" class="LineNr">4270 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4271" class="LineNr">4271 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4272" class="LineNr">4272 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4273" class="LineNr">4273 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4274" class="LineNr">4274 </span> 05/add-to-EAX 4/imm32 -<span id="L4275" class="LineNr">4275 </span> 50/push-EAX -<span id="L4276" class="LineNr">4276 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4277" class="LineNr">4277 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4278" class="LineNr">4278 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4279" class="LineNr">4279 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4280" class="LineNr">4280 </span> <span class="subxComment"># initialize input</span> -<span id="L4281" class="LineNr">4281 </span> <span class="subxS1Comment"># . write(_test-input-stream, "f3/m1 ab/m2 cd/m3 # comment")</span> -<span id="L4282" class="LineNr">4282 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4283" class="LineNr">4283 </span> 68/push <span class="Constant">"f3/m1 ab/m2 cd/m3 # comment"</span>/imm32 -<span id="L4284" class="LineNr">4284 </span> 68/push _test-input-stream/imm32 -<span id="L4285" class="LineNr">4285 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4286" class="LineNr">4286 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4287" class="LineNr">4287 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4288" class="LineNr">4288 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4289" class="LineNr">4289 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4290" class="LineNr">4290 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4291" class="LineNr">4291 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4292" class="LineNr">4292 </span> 68/push _test-input-stream/imm32 -<span id="L4293" class="LineNr">4293 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4294" class="LineNr">4294 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4295" class="LineNr">4295 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4296" class="LineNr">4296 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4297" class="LineNr">4297 </span> <span class="subxComment"># check output</span> -<span id="L4298" class="LineNr">4298 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4299" class="LineNr">4299 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4300" class="LineNr">4300 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4301" class="LineNr">4301 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4302" class="LineNr">4302 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4303" class="LineNr">4303 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4304" class="LineNr">4304 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4305" class="Folded">4305 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4331" class="LineNr">4331 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "f3 ab # f3/m1 ab/m2 cd/m3 # comment", msg)</span> -<span id="L4332" class="LineNr">4332 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4333" class="LineNr">4333 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-unused-second-opcodes"</span>/imm32 -<span id="L4334" class="LineNr">4334 </span> 68/push <span class="Constant">"f3 ab # f3/m1 ab/m2 cd/m3 # comment"</span>/imm32 -<span id="L4335" class="LineNr">4335 </span> 68/push _test-output-stream/imm32 -<span id="L4336" class="LineNr">4336 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4337" class="LineNr">4337 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4338" class="LineNr">4338 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4339" class="LineNr">4339 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4340" class="LineNr">4340 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4341" class="LineNr">4341 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4342" class="LineNr">4342 </span> 5d/pop-to-EBP -<span id="L4343" class="LineNr">4343 </span> c3/return -<span id="L4344" class="LineNr">4344 </span> -<span id="L4345" class="LineNr">4345 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte</span>: -<span id="L4346" class="LineNr">4346 </span> <span class="subxComment"># pack mod, rm32 and r32 operands into ModR/M byte</span> -<span id="L4347" class="LineNr">4347 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4348" class="LineNr">4348 </span> 55/push-EBP -<span id="L4349" class="LineNr">4349 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4350" class="LineNr">4350 </span> <span class="subxComment"># setup</span> -<span id="L4351" class="LineNr">4351 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4352" class="LineNr">4352 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4353" class="LineNr">4353 </span> 68/push _test-input-stream/imm32 -<span id="L4354" class="LineNr">4354 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4355" class="LineNr">4355 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4356" class="LineNr">4356 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4357" class="LineNr">4357 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4358" class="LineNr">4358 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4359" class="LineNr">4359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4360" class="LineNr">4360 </span> 68/push _test-output-stream/imm32 -<span id="L4361" class="LineNr">4361 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4362" class="LineNr">4362 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4363" class="LineNr">4363 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4364" class="LineNr">4364 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4365" class="LineNr">4365 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4366" class="LineNr">4366 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4367" class="LineNr">4367 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4368" class="LineNr">4368 </span> 05/add-to-EAX 4/imm32 -<span id="L4369" class="LineNr">4369 </span> 50/push-EAX -<span id="L4370" class="LineNr">4370 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4371" class="LineNr">4371 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4372" class="LineNr">4372 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4373" class="LineNr">4373 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4374" class="LineNr">4374 </span> <span class="subxComment"># initialize input</span> -<span id="L4375" class="LineNr">4375 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 0/rm32 1/r32")</span> -<span id="L4376" class="LineNr">4376 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4377" class="LineNr">4377 </span> 68/push <span class="Constant">"8b/copy 0/mod 0/rm32 1/r32"</span>/imm32 -<span id="L4378" class="LineNr">4378 </span> 68/push _test-input-stream/imm32 -<span id="L4379" class="LineNr">4379 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4380" class="LineNr">4380 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4381" class="LineNr">4381 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4382" class="LineNr">4382 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4383" class="LineNr">4383 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4384" class="LineNr">4384 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4385" class="LineNr">4385 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4386" class="LineNr">4386 </span> 68/push _test-input-stream/imm32 -<span id="L4387" class="LineNr">4387 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4388" class="LineNr">4388 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4389" class="LineNr">4389 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4390" class="LineNr">4390 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4391" class="LineNr">4391 </span> <span class="subxComment"># check output</span> -<span id="L4392" class="LineNr">4392 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4393" class="LineNr">4393 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4394" class="LineNr">4394 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4395" class="LineNr">4395 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4396" class="LineNr">4396 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4397" class="LineNr">4397 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4398" class="LineNr">4398 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4399" class="Folded">4399 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4425" class="LineNr">4425 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 08 # 8b/copy 0/mod 0/rm32 1/r32", msg)</span> -<span id="L4426" class="LineNr">4426 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4427" class="LineNr">4427 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-modrm-byte"</span>/imm32 -<span id="L4428" class="LineNr">4428 </span> 68/push <span class="Constant">"8b 08 # 8b/copy 0/mod 0/rm32 1/r32"</span>/imm32 -<span id="L4429" class="LineNr">4429 </span> 68/push _test-output-stream/imm32 -<span id="L4430" class="LineNr">4430 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4431" class="LineNr">4431 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4432" class="LineNr">4432 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4433" class="LineNr">4433 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4434" class="LineNr">4434 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4435" class="LineNr">4435 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4436" class="LineNr">4436 </span> 5d/pop-to-EBP -<span id="L4437" class="LineNr">4437 </span> c3/return -<span id="L4438" class="LineNr">4438 </span> -<span id="L4439" class="LineNr">4439 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte-with-non-zero-mod</span>: -<span id="L4440" class="LineNr">4440 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4441" class="LineNr">4441 </span> 55/push-EBP -<span id="L4442" class="LineNr">4442 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4443" class="LineNr">4443 </span> <span class="subxComment"># setup</span> -<span id="L4444" class="LineNr">4444 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4445" class="LineNr">4445 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4446" class="LineNr">4446 </span> 68/push _test-input-stream/imm32 -<span id="L4447" class="LineNr">4447 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4448" class="LineNr">4448 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4449" class="LineNr">4449 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4450" class="LineNr">4450 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4451" class="LineNr">4451 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4452" class="LineNr">4452 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4453" class="LineNr">4453 </span> 68/push _test-output-stream/imm32 -<span id="L4454" class="LineNr">4454 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4455" class="LineNr">4455 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4456" class="LineNr">4456 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4457" class="LineNr">4457 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4458" class="LineNr">4458 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4459" class="LineNr">4459 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4460" class="LineNr">4460 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4461" class="LineNr">4461 </span> 05/add-to-EAX 4/imm32 -<span id="L4462" class="LineNr">4462 </span> 50/push-EAX -<span id="L4463" class="LineNr">4463 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4464" class="LineNr">4464 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4465" class="LineNr">4465 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4466" class="LineNr">4466 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4467" class="LineNr">4467 </span> <span class="subxComment"># initialize input</span> -<span id="L4468" class="LineNr">4468 </span> <span class="subxS1Comment"># . write(_test-input-stream, "01/add 3/mod/direct 3/rm32/EBX 1/r32/ECX")</span> -<span id="L4469" class="LineNr">4469 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4470" class="LineNr">4470 </span> 68/push <span class="Constant">"01/add 3/mod/direct 3/rm32/EBX 1/r32/ECX"</span>/imm32 -<span id="L4471" class="LineNr">4471 </span> 68/push _test-input-stream/imm32 -<span id="L4472" class="LineNr">4472 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4473" class="LineNr">4473 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4474" class="LineNr">4474 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4475" class="LineNr">4475 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4476" class="LineNr">4476 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4477" class="LineNr">4477 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4478" class="LineNr">4478 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4479" class="LineNr">4479 </span> 68/push _test-input-stream/imm32 -<span id="L4480" class="LineNr">4480 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4481" class="LineNr">4481 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4482" class="LineNr">4482 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4483" class="LineNr">4483 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4484" class="LineNr">4484 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4485" class="LineNr">4485 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4486" class="LineNr">4486 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4487" class="LineNr">4487 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4488" class="LineNr">4488 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4489" class="LineNr">4489 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4490" class="LineNr">4490 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4491" class="Folded">4491 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4517" class="LineNr">4517 </span> <span class="subxComment"># check output</span> -<span id="L4518" class="LineNr">4518 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "# abcd", msg)</span> -<span id="L4519" class="LineNr">4519 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4520" class="LineNr">4520 </span> 68/push <span class="Constant">"F - test-convert-instruction-foo"</span>/imm32 -<span id="L4521" class="LineNr">4521 </span> 68/push <span class="Constant">"01 cb # 01/add 3/mod/direct 3/rm32/EBX 1/r32/ECX"</span>/imm32 -<span id="L4522" class="LineNr">4522 </span> 68/push _test-output-stream/imm32 -<span id="L4523" class="LineNr">4523 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4524" class="LineNr">4524 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4525" class="LineNr">4525 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4526" class="LineNr">4526 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4527" class="LineNr">4527 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4528" class="LineNr">4528 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4529" class="LineNr">4529 </span> 5d/pop-to-EBP -<span id="L4530" class="LineNr">4530 </span> c3/return -<span id="L4531" class="LineNr">4531 </span> -<span id="L4532" class="LineNr">4532 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte-from-subop</span>: -<span id="L4533" class="LineNr">4533 </span> <span class="subxComment"># pack mod, rm32 and subop operands into ModR/M byte</span> -<span id="L4534" class="LineNr">4534 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4535" class="LineNr">4535 </span> 55/push-EBP -<span id="L4536" class="LineNr">4536 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4537" class="LineNr">4537 </span> <span class="subxComment"># setup</span> -<span id="L4538" class="LineNr">4538 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4539" class="LineNr">4539 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4540" class="LineNr">4540 </span> 68/push _test-input-stream/imm32 -<span id="L4541" class="LineNr">4541 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4542" class="LineNr">4542 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4543" class="LineNr">4543 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4544" class="LineNr">4544 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4545" class="LineNr">4545 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4546" class="LineNr">4546 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4547" class="LineNr">4547 </span> 68/push _test-output-stream/imm32 -<span id="L4548" class="LineNr">4548 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4549" class="LineNr">4549 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4550" class="LineNr">4550 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4551" class="LineNr">4551 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4552" class="LineNr">4552 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4553" class="LineNr">4553 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4554" class="LineNr">4554 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4555" class="LineNr">4555 </span> 05/add-to-EAX 4/imm32 -<span id="L4556" class="LineNr">4556 </span> 50/push-EAX -<span id="L4557" class="LineNr">4557 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4558" class="LineNr">4558 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4559" class="LineNr">4559 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4560" class="LineNr">4560 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4561" class="LineNr">4561 </span> <span class="subxComment"># initialize input</span> -<span id="L4562" class="LineNr">4562 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ff 6/subop/push 0/mod 0/rm32")</span> -<span id="L4563" class="LineNr">4563 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4564" class="LineNr">4564 </span> 68/push <span class="Constant">"ff 6/subop/push 0/mod 0/rm32"</span>/imm32 -<span id="L4565" class="LineNr">4565 </span> 68/push _test-input-stream/imm32 -<span id="L4566" class="LineNr">4566 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4567" class="LineNr">4567 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4568" class="LineNr">4568 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4569" class="LineNr">4569 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4570" class="LineNr">4570 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4571" class="LineNr">4571 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4572" class="LineNr">4572 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4573" class="LineNr">4573 </span> 68/push _test-input-stream/imm32 -<span id="L4574" class="LineNr">4574 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4575" class="LineNr">4575 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4576" class="LineNr">4576 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4577" class="LineNr">4577 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4578" class="LineNr">4578 </span> <span class="subxComment"># check output</span> -<span id="L4579" class="LineNr">4579 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4580" class="LineNr">4580 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4581" class="LineNr">4581 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4582" class="LineNr">4582 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4583" class="LineNr">4583 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4584" class="LineNr">4584 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4585" class="LineNr">4585 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4586" class="Folded">4586 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4612" class="LineNr">4612 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "ff 30 # ff 6/subop/push 0/mod 0/rm32", msg)</span> -<span id="L4613" class="LineNr">4613 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4614" class="LineNr">4614 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-modrm-byte-from-subop"</span>/imm32 -<span id="L4615" class="LineNr">4615 </span> 68/push <span class="Constant">"ff 30 # ff 6/subop/push 0/mod 0/rm32"</span>/imm32 -<span id="L4616" class="LineNr">4616 </span> 68/push _test-output-stream/imm32 -<span id="L4617" class="LineNr">4617 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4618" class="LineNr">4618 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4619" class="LineNr">4619 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4620" class="LineNr">4620 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4621" class="LineNr">4621 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4622" class="LineNr">4622 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4623" class="LineNr">4623 </span> 5d/pop-to-EBP -<span id="L4624" class="LineNr">4624 </span> c3/return -<span id="L4625" class="LineNr">4625 </span> -<span id="L4626" class="LineNr">4626 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte-with-missing-mod</span>: -<span id="L4627" class="LineNr">4627 </span> <span class="subxComment"># pack rm32 and r32 operands into ModR/M byte</span> -<span id="L4628" class="LineNr">4628 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4629" class="LineNr">4629 </span> 55/push-EBP -<span id="L4630" class="LineNr">4630 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4631" class="LineNr">4631 </span> <span class="subxComment"># setup</span> -<span id="L4632" class="LineNr">4632 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4633" class="LineNr">4633 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4634" class="LineNr">4634 </span> 68/push _test-input-stream/imm32 -<span id="L4635" class="LineNr">4635 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4636" class="LineNr">4636 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4637" class="LineNr">4637 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4638" class="LineNr">4638 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4639" class="LineNr">4639 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4640" class="LineNr">4640 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4641" class="LineNr">4641 </span> 68/push _test-output-stream/imm32 -<span id="L4642" class="LineNr">4642 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4643" class="LineNr">4643 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4644" class="LineNr">4644 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4645" class="LineNr">4645 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4646" class="LineNr">4646 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4647" class="LineNr">4647 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4648" class="LineNr">4648 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4649" class="LineNr">4649 </span> 05/add-to-EAX 4/imm32 -<span id="L4650" class="LineNr">4650 </span> 50/push-EAX -<span id="L4651" class="LineNr">4651 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4652" class="LineNr">4652 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4653" class="LineNr">4653 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4654" class="LineNr">4654 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4655" class="LineNr">4655 </span> <span class="subxComment"># initialize input</span> -<span id="L4656" class="LineNr">4656 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/rm32 1/r32")</span> -<span id="L4657" class="LineNr">4657 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4658" class="LineNr">4658 </span> 68/push <span class="Constant">"8b/copy 0/rm32 1/r32"</span>/imm32 -<span id="L4659" class="LineNr">4659 </span> 68/push _test-input-stream/imm32 -<span id="L4660" class="LineNr">4660 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4661" class="LineNr">4661 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4662" class="LineNr">4662 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4663" class="LineNr">4663 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4664" class="LineNr">4664 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4665" class="LineNr">4665 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4666" class="LineNr">4666 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4667" class="LineNr">4667 </span> 68/push _test-input-stream/imm32 -<span id="L4668" class="LineNr">4668 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4669" class="LineNr">4669 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4670" class="LineNr">4670 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4671" class="LineNr">4671 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4672" class="LineNr">4672 </span> <span class="subxComment"># check output</span> -<span id="L4673" class="LineNr">4673 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4674" class="LineNr">4674 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4675" class="LineNr">4675 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4676" class="LineNr">4676 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4677" class="LineNr">4677 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4678" class="LineNr">4678 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4679" class="LineNr">4679 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4680" class="Folded">4680 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4706" class="LineNr">4706 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 08 # 8b/copy 0/rm32 1/r32", msg)</span> -<span id="L4707" class="LineNr">4707 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4708" class="LineNr">4708 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-modrm-byte-with-missing-mod"</span>/imm32 -<span id="L4709" class="LineNr">4709 </span> 68/push <span class="Constant">"8b 08 # 8b/copy 0/rm32 1/r32"</span>/imm32 -<span id="L4710" class="LineNr">4710 </span> 68/push _test-output-stream/imm32 -<span id="L4711" class="LineNr">4711 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4712" class="LineNr">4712 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4713" class="LineNr">4713 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4714" class="LineNr">4714 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4715" class="LineNr">4715 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4716" class="LineNr">4716 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4717" class="LineNr">4717 </span> 5d/pop-to-EBP -<span id="L4718" class="LineNr">4718 </span> c3/return -<span id="L4719" class="LineNr">4719 </span> -<span id="L4720" class="LineNr">4720 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte-with-missing-rm32</span>: -<span id="L4721" class="LineNr">4721 </span> <span class="subxComment"># pack mod and r32 operands into ModR/M byte</span> -<span id="L4722" class="LineNr">4722 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4723" class="LineNr">4723 </span> 55/push-EBP -<span id="L4724" class="LineNr">4724 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4725" class="LineNr">4725 </span> <span class="subxComment"># setup</span> -<span id="L4726" class="LineNr">4726 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4727" class="LineNr">4727 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4728" class="LineNr">4728 </span> 68/push _test-input-stream/imm32 -<span id="L4729" class="LineNr">4729 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4730" class="LineNr">4730 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4731" class="LineNr">4731 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4732" class="LineNr">4732 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4733" class="LineNr">4733 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4734" class="LineNr">4734 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4735" class="LineNr">4735 </span> 68/push _test-output-stream/imm32 -<span id="L4736" class="LineNr">4736 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4737" class="LineNr">4737 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4738" class="LineNr">4738 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4739" class="LineNr">4739 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4740" class="LineNr">4740 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4741" class="LineNr">4741 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4742" class="LineNr">4742 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4743" class="LineNr">4743 </span> 05/add-to-EAX 4/imm32 -<span id="L4744" class="LineNr">4744 </span> 50/push-EAX -<span id="L4745" class="LineNr">4745 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4746" class="LineNr">4746 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4747" class="LineNr">4747 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4748" class="LineNr">4748 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4749" class="LineNr">4749 </span> <span class="subxComment"># initialize input</span> -<span id="L4750" class="LineNr">4750 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 1/r32")</span> -<span id="L4751" class="LineNr">4751 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4752" class="LineNr">4752 </span> 68/push <span class="Constant">"8b/copy 0/mod 1/r32"</span>/imm32 -<span id="L4753" class="LineNr">4753 </span> 68/push _test-input-stream/imm32 -<span id="L4754" class="LineNr">4754 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4755" class="LineNr">4755 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4756" class="LineNr">4756 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4757" class="LineNr">4757 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4758" class="LineNr">4758 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4759" class="LineNr">4759 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4760" class="LineNr">4760 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4761" class="LineNr">4761 </span> 68/push _test-input-stream/imm32 -<span id="L4762" class="LineNr">4762 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4763" class="LineNr">4763 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4764" class="LineNr">4764 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4765" class="LineNr">4765 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4766" class="LineNr">4766 </span> <span class="subxComment"># check output</span> -<span id="L4767" class="LineNr">4767 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4768" class="LineNr">4768 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4769" class="LineNr">4769 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4770" class="LineNr">4770 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4771" class="LineNr">4771 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4772" class="LineNr">4772 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4773" class="LineNr">4773 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4774" class="Folded">4774 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4800" class="LineNr">4800 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 08 # 8b/copy 0/mod 1/r32", msg)</span> -<span id="L4801" class="LineNr">4801 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4802" class="LineNr">4802 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-modrm-byte-with-missing-rm32"</span>/imm32 -<span id="L4803" class="LineNr">4803 </span> 68/push <span class="Constant">"8b 08 # 8b/copy 0/mod 1/r32"</span>/imm32 -<span id="L4804" class="LineNr">4804 </span> 68/push _test-output-stream/imm32 -<span id="L4805" class="LineNr">4805 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4806" class="LineNr">4806 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4807" class="LineNr">4807 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4808" class="LineNr">4808 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4809" class="LineNr">4809 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4810" class="LineNr">4810 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4811" class="LineNr">4811 </span> 5d/pop-to-EBP -<span id="L4812" class="LineNr">4812 </span> c3/return -<span id="L4813" class="LineNr">4813 </span> -<span id="L4814" class="LineNr">4814 </span><span class="subxTest">test-convert-instruction-emits-modrm-byte-with-missing-r32</span>: -<span id="L4815" class="LineNr">4815 </span> <span class="subxComment"># pack mod and rm32 operands into ModR/M byte</span> -<span id="L4816" class="LineNr">4816 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4817" class="LineNr">4817 </span> 55/push-EBP -<span id="L4818" class="LineNr">4818 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4819" class="LineNr">4819 </span> <span class="subxComment"># setup</span> -<span id="L4820" class="LineNr">4820 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4821" class="LineNr">4821 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4822" class="LineNr">4822 </span> 68/push _test-input-stream/imm32 -<span id="L4823" class="LineNr">4823 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4824" class="LineNr">4824 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4825" class="LineNr">4825 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4826" class="LineNr">4826 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4827" class="LineNr">4827 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4828" class="LineNr">4828 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4829" class="LineNr">4829 </span> 68/push _test-output-stream/imm32 -<span id="L4830" class="LineNr">4830 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4831" class="LineNr">4831 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4832" class="LineNr">4832 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4833" class="LineNr">4833 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4834" class="LineNr">4834 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4835" class="LineNr">4835 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4836" class="LineNr">4836 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4837" class="LineNr">4837 </span> 05/add-to-EAX 4/imm32 -<span id="L4838" class="LineNr">4838 </span> 50/push-EAX -<span id="L4839" class="LineNr">4839 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4840" class="LineNr">4840 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4841" class="LineNr">4841 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4842" class="LineNr">4842 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4843" class="LineNr">4843 </span> <span class="subxComment"># initialize input</span> -<span id="L4844" class="LineNr">4844 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 0/rm32")</span> -<span id="L4845" class="LineNr">4845 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4846" class="LineNr">4846 </span> 68/push <span class="Constant">"8b/copy 0/mod 0/rm32"</span>/imm32 -<span id="L4847" class="LineNr">4847 </span> 68/push _test-input-stream/imm32 -<span id="L4848" class="LineNr">4848 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4849" class="LineNr">4849 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4850" class="LineNr">4850 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4851" class="LineNr">4851 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4852" class="LineNr">4852 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4853" class="LineNr">4853 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4854" class="LineNr">4854 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4855" class="LineNr">4855 </span> 68/push _test-input-stream/imm32 -<span id="L4856" class="LineNr">4856 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4857" class="LineNr">4857 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4858" class="LineNr">4858 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4859" class="LineNr">4859 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4860" class="LineNr">4860 </span> <span class="subxComment"># check output</span> -<span id="L4861" class="LineNr">4861 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4862" class="LineNr">4862 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4863" class="LineNr">4863 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4864" class="LineNr">4864 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4865" class="LineNr">4865 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4866" class="LineNr">4866 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4867" class="LineNr">4867 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4868" class="Folded">4868 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4894" class="LineNr">4894 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 00 # 8b/copy 0/mod 0/rm32", msg)</span> -<span id="L4895" class="LineNr">4895 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4896" class="LineNr">4896 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-modrm-byte-with-missing-r32"</span>/imm32 -<span id="L4897" class="LineNr">4897 </span> 68/push <span class="Constant">"8b 00 # 8b/copy 0/mod 0/rm32"</span>/imm32 -<span id="L4898" class="LineNr">4898 </span> 68/push _test-output-stream/imm32 -<span id="L4899" class="LineNr">4899 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4900" class="LineNr">4900 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4901" class="LineNr">4901 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4902" class="LineNr">4902 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4903" class="LineNr">4903 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4904" class="LineNr">4904 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4905" class="LineNr">4905 </span> 5d/pop-to-EBP -<span id="L4906" class="LineNr">4906 </span> c3/return -<span id="L4907" class="LineNr">4907 </span> -<span id="L4908" class="LineNr">4908 </span><span class="subxTest">test-convert-instruction-emits-sib-byte</span>: -<span id="L4909" class="LineNr">4909 </span> <span class="subxComment"># pack base, index and scale operands into SIB byte</span> -<span id="L4910" class="LineNr">4910 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4911" class="LineNr">4911 </span> 55/push-EBP -<span id="L4912" class="LineNr">4912 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4913" class="LineNr">4913 </span> <span class="subxComment"># setup</span> -<span id="L4914" class="LineNr">4914 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4915" class="LineNr">4915 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4916" class="LineNr">4916 </span> 68/push _test-input-stream/imm32 -<span id="L4917" class="LineNr">4917 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4918" class="LineNr">4918 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4919" class="LineNr">4919 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4920" class="LineNr">4920 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4921" class="LineNr">4921 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4922" class="LineNr">4922 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4923" class="LineNr">4923 </span> 68/push _test-output-stream/imm32 -<span id="L4924" class="LineNr">4924 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4925" class="LineNr">4925 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4926" class="LineNr">4926 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4927" class="LineNr">4927 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4928" class="LineNr">4928 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L4929" class="LineNr">4929 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4930" class="LineNr">4930 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L4931" class="LineNr">4931 </span> 05/add-to-EAX 4/imm32 -<span id="L4932" class="LineNr">4932 </span> 50/push-EAX -<span id="L4933" class="LineNr">4933 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4934" class="LineNr">4934 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4935" class="LineNr">4935 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4936" class="LineNr">4936 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4937" class="LineNr">4937 </span> <span class="subxComment"># initialize input</span> -<span id="L4938" class="LineNr">4938 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 4/rm32 1/r32 0/base 1/index 0/scale")</span> -<span id="L4939" class="LineNr">4939 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4940" class="LineNr">4940 </span> 68/push <span class="Constant">"8b/copy 0/mod 4/rm32 1/r32 0/base 1/index 0/scale"</span>/imm32 -<span id="L4941" class="LineNr">4941 </span> 68/push _test-input-stream/imm32 -<span id="L4942" class="LineNr">4942 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4943" class="LineNr">4943 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4944" class="LineNr">4944 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4945" class="LineNr">4945 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4946" class="LineNr">4946 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L4947" class="LineNr">4947 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4948" class="LineNr">4948 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4949" class="LineNr">4949 </span> 68/push _test-input-stream/imm32 -<span id="L4950" class="LineNr">4950 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4951" class="LineNr">4951 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L4952" class="LineNr">4952 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4953" class="LineNr">4953 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4954" class="LineNr">4954 </span> <span class="subxComment"># check output</span> -<span id="L4955" class="LineNr">4955 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L4956" class="LineNr">4956 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4957" class="LineNr">4957 </span> 68/push _test-output-buffered-file/imm32 -<span id="L4958" class="LineNr">4958 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4959" class="LineNr">4959 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L4960" class="LineNr">4960 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4961" class="LineNr">4961 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4962" class="Folded">4962 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4988" class="LineNr">4988 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 08 # 8b/copy 0/mod 4/rm32 1/r32 0/base 1/index 0/scale", msg)</span> -<span id="L4989" class="LineNr">4989 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4990" class="LineNr">4990 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-sib-byte"</span>/imm32 -<span id="L4991" class="LineNr">4991 </span> 68/push <span class="Constant">"8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 0/base 1/index 0/scale"</span>/imm32 -<span id="L4992" class="LineNr">4992 </span> 68/push _test-output-stream/imm32 -<span id="L4993" class="LineNr">4993 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4994" class="LineNr">4994 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L4995" class="LineNr">4995 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4996" class="LineNr">4996 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4997" class="LineNr">4997 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4998" class="LineNr">4998 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4999" class="LineNr">4999 </span> 5d/pop-to-EBP -<span id="L5000" class="LineNr">5000 </span> c3/return -<span id="L5001" class="LineNr">5001 </span> -<span id="L5002" class="LineNr">5002 </span><span class="subxTest">test-convert-instruction-emits-sib-byte-with-missing-base</span>: -<span id="L5003" class="LineNr">5003 </span> <span class="subxComment"># pack index and scale operands into SIB byte</span> -<span id="L5004" class="LineNr">5004 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5005" class="LineNr">5005 </span> 55/push-EBP -<span id="L5006" class="LineNr">5006 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5007" class="LineNr">5007 </span> <span class="subxComment"># setup</span> -<span id="L5008" class="LineNr">5008 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5009" class="LineNr">5009 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5010" class="LineNr">5010 </span> 68/push _test-input-stream/imm32 -<span id="L5011" class="LineNr">5011 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5012" class="LineNr">5012 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5013" class="LineNr">5013 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5014" class="LineNr">5014 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5015" class="LineNr">5015 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5016" class="LineNr">5016 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5017" class="LineNr">5017 </span> 68/push _test-output-stream/imm32 -<span id="L5018" class="LineNr">5018 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5019" class="LineNr">5019 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5020" class="LineNr">5020 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5021" class="LineNr">5021 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5022" class="LineNr">5022 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5023" class="LineNr">5023 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5024" class="LineNr">5024 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5025" class="LineNr">5025 </span> 05/add-to-EAX 4/imm32 -<span id="L5026" class="LineNr">5026 </span> 50/push-EAX -<span id="L5027" class="LineNr">5027 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5028" class="LineNr">5028 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5029" class="LineNr">5029 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5030" class="LineNr">5030 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5031" class="LineNr">5031 </span> <span class="subxComment"># initialize input</span> -<span id="L5032" class="LineNr">5032 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 4/rm32 1/r32 1/index 0/scale")</span> -<span id="L5033" class="LineNr">5033 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5034" class="LineNr">5034 </span> 68/push <span class="Constant">"8b/copy 0/mod 4/rm32 1/r32 1/index 0/scale"</span>/imm32 -<span id="L5035" class="LineNr">5035 </span> 68/push _test-input-stream/imm32 -<span id="L5036" class="LineNr">5036 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5037" class="LineNr">5037 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5038" class="LineNr">5038 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5039" class="LineNr">5039 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5040" class="LineNr">5040 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5041" class="LineNr">5041 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5042" class="LineNr">5042 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5043" class="LineNr">5043 </span> 68/push _test-input-stream/imm32 -<span id="L5044" class="LineNr">5044 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5045" class="LineNr">5045 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5046" class="LineNr">5046 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5047" class="LineNr">5047 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5048" class="LineNr">5048 </span> <span class="subxComment"># check output</span> -<span id="L5049" class="LineNr">5049 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5050" class="LineNr">5050 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5051" class="LineNr">5051 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5052" class="LineNr">5052 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5053" class="LineNr">5053 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5054" class="LineNr">5054 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5055" class="LineNr">5055 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5056" class="Folded">5056 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5082" class="LineNr">5082 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 1/index 0/scale", msg)</span> -<span id="L5083" class="LineNr">5083 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5084" class="LineNr">5084 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-sib-byte-with-missing-base"</span>/imm32 -<span id="L5085" class="LineNr">5085 </span> 68/push <span class="Constant">"8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 1/index 0/scale"</span>/imm32 -<span id="L5086" class="LineNr">5086 </span> 68/push _test-output-stream/imm32 -<span id="L5087" class="LineNr">5087 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5088" class="LineNr">5088 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5089" class="LineNr">5089 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5090" class="LineNr">5090 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5091" class="LineNr">5091 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5092" class="LineNr">5092 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5093" class="LineNr">5093 </span> 5d/pop-to-EBP -<span id="L5094" class="LineNr">5094 </span> c3/return -<span id="L5095" class="LineNr">5095 </span> -<span id="L5096" class="LineNr">5096 </span><span class="subxTest">test-convert-instruction-emits-sib-byte-with-missing-index</span>: -<span id="L5097" class="LineNr">5097 </span> <span class="subxComment"># pack base and scale operands into SIB byte</span> -<span id="L5098" class="LineNr">5098 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5099" class="LineNr">5099 </span> 55/push-EBP -<span id="L5100" class="LineNr">5100 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5101" class="LineNr">5101 </span> <span class="subxComment"># setup</span> -<span id="L5102" class="LineNr">5102 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5103" class="LineNr">5103 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5104" class="LineNr">5104 </span> 68/push _test-input-stream/imm32 -<span id="L5105" class="LineNr">5105 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5106" class="LineNr">5106 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5107" class="LineNr">5107 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5108" class="LineNr">5108 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5109" class="LineNr">5109 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5110" class="LineNr">5110 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5111" class="LineNr">5111 </span> 68/push _test-output-stream/imm32 -<span id="L5112" class="LineNr">5112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5113" class="LineNr">5113 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5114" class="LineNr">5114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5115" class="LineNr">5115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5116" class="LineNr">5116 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5117" class="LineNr">5117 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5118" class="LineNr">5118 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5119" class="LineNr">5119 </span> 05/add-to-EAX 4/imm32 -<span id="L5120" class="LineNr">5120 </span> 50/push-EAX -<span id="L5121" class="LineNr">5121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5122" class="LineNr">5122 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5123" class="LineNr">5123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5124" class="LineNr">5124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5125" class="LineNr">5125 </span> <span class="subxComment"># initialize input</span> -<span id="L5126" class="LineNr">5126 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 4/rm32 1/r32 0/base 0/scale")</span> -<span id="L5127" class="LineNr">5127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5128" class="LineNr">5128 </span> 68/push <span class="Constant">"8b/copy 0/mod 4/rm32 1/r32 0/base 0/scale"</span>/imm32 -<span id="L5129" class="LineNr">5129 </span> 68/push _test-input-stream/imm32 -<span id="L5130" class="LineNr">5130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5131" class="LineNr">5131 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5132" class="LineNr">5132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5133" class="LineNr">5133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5134" class="LineNr">5134 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5135" class="LineNr">5135 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5136" class="LineNr">5136 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5137" class="LineNr">5137 </span> 68/push _test-input-stream/imm32 -<span id="L5138" class="LineNr">5138 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5139" class="LineNr">5139 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5140" class="LineNr">5140 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5141" class="LineNr">5141 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5142" class="LineNr">5142 </span> <span class="subxComment"># check output</span> -<span id="L5143" class="LineNr">5143 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5144" class="LineNr">5144 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5145" class="LineNr">5145 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5146" class="LineNr">5146 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5147" class="LineNr">5147 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5148" class="LineNr">5148 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5149" class="LineNr">5149 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5150" class="Folded">5150 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5176" class="LineNr">5176 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 0/base 0/scale", msg)</span> -<span id="L5177" class="LineNr">5177 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5178" class="LineNr">5178 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-sib-byte-with-missing-index"</span>/imm32 -<span id="L5179" class="LineNr">5179 </span> 68/push <span class="Constant">"8b 0c 00 # 8b/copy 0/mod 4/rm32 1/r32 0/base 0/scale"</span>/imm32 -<span id="L5180" class="LineNr">5180 </span> 68/push _test-output-stream/imm32 -<span id="L5181" class="LineNr">5181 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5182" class="LineNr">5182 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5183" class="LineNr">5183 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5184" class="LineNr">5184 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5185" class="LineNr">5185 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5186" class="LineNr">5186 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5187" class="LineNr">5187 </span> 5d/pop-to-EBP -<span id="L5188" class="LineNr">5188 </span> c3/return -<span id="L5189" class="LineNr">5189 </span> -<span id="L5190" class="LineNr">5190 </span><span class="subxTest">test-convert-instruction-emits-sib-byte-with-missing-scale</span>: -<span id="L5191" class="LineNr">5191 </span> <span class="subxComment"># pack base and index operands into SIB byte</span> -<span id="L5192" class="LineNr">5192 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5193" class="LineNr">5193 </span> 55/push-EBP -<span id="L5194" class="LineNr">5194 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5195" class="LineNr">5195 </span> <span class="subxComment"># setup</span> -<span id="L5196" class="LineNr">5196 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5197" class="LineNr">5197 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5198" class="LineNr">5198 </span> 68/push _test-input-stream/imm32 -<span id="L5199" class="LineNr">5199 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5200" class="LineNr">5200 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5201" class="LineNr">5201 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5202" class="LineNr">5202 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5203" class="LineNr">5203 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5204" class="LineNr">5204 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5205" class="LineNr">5205 </span> 68/push _test-output-stream/imm32 -<span id="L5206" class="LineNr">5206 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5207" class="LineNr">5207 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5208" class="LineNr">5208 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5209" class="LineNr">5209 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5210" class="LineNr">5210 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5211" class="LineNr">5211 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5212" class="LineNr">5212 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5213" class="LineNr">5213 </span> 05/add-to-EAX 4/imm32 -<span id="L5214" class="LineNr">5214 </span> 50/push-EAX -<span id="L5215" class="LineNr">5215 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5216" class="LineNr">5216 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5217" class="LineNr">5217 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5218" class="LineNr">5218 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5219" class="LineNr">5219 </span> <span class="subxComment"># initialize input</span> -<span id="L5220" class="LineNr">5220 </span> <span class="subxS1Comment"># . write(_test-input-stream, "8b/copy 0/mod 4/rm32 1/r32 0/base 1/index")</span> -<span id="L5221" class="LineNr">5221 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5222" class="LineNr">5222 </span> 68/push <span class="Constant">"8b/copy 0/mod 4/rm32 1/r32 0/base 1/index"</span>/imm32 -<span id="L5223" class="LineNr">5223 </span> 68/push _test-input-stream/imm32 -<span id="L5224" class="LineNr">5224 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5225" class="LineNr">5225 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5226" class="LineNr">5226 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5227" class="LineNr">5227 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5228" class="LineNr">5228 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5229" class="LineNr">5229 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5230" class="LineNr">5230 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5231" class="LineNr">5231 </span> 68/push _test-input-stream/imm32 -<span id="L5232" class="LineNr">5232 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5233" class="LineNr">5233 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5234" class="LineNr">5234 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5235" class="LineNr">5235 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5236" class="LineNr">5236 </span> <span class="subxComment"># check output</span> -<span id="L5237" class="LineNr">5237 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5238" class="LineNr">5238 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5239" class="LineNr">5239 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5240" class="LineNr">5240 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5241" class="LineNr">5241 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5242" class="LineNr">5242 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5243" class="LineNr">5243 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5244" class="Folded">5244 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5270" class="LineNr">5270 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 0/base 1/index", msg)</span> -<span id="L5271" class="LineNr">5271 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5272" class="LineNr">5272 </span> 68/push <span class="Constant">"F - test-convert-instruction-emits-sib-byte-with-missing-scale"</span>/imm32 -<span id="L5273" class="LineNr">5273 </span> 68/push <span class="Constant">"8b 0c 08 # 8b/copy 0/mod 4/rm32 1/r32 0/base 1/index"</span>/imm32 -<span id="L5274" class="LineNr">5274 </span> 68/push _test-output-stream/imm32 -<span id="L5275" class="LineNr">5275 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5276" class="LineNr">5276 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5277" class="LineNr">5277 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5278" class="LineNr">5278 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5279" class="LineNr">5279 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5280" class="LineNr">5280 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5281" class="LineNr">5281 </span> 5d/pop-to-EBP -<span id="L5282" class="LineNr">5282 </span> c3/return -<span id="L5283" class="LineNr">5283 </span> -<span id="L5284" class="LineNr">5284 </span><span class="subxTest">test-convert-instruction-handles-disp32-operand</span>: -<span id="L5285" class="LineNr">5285 </span> <span class="subxComment"># expand /disp32 operand into 4 bytes</span> -<span id="L5286" class="LineNr">5286 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5287" class="LineNr">5287 </span> 55/push-EBP -<span id="L5288" class="LineNr">5288 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5289" class="LineNr">5289 </span> <span class="subxComment"># setup</span> -<span id="L5290" class="LineNr">5290 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5291" class="LineNr">5291 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5292" class="LineNr">5292 </span> 68/push _test-input-stream/imm32 -<span id="L5293" class="LineNr">5293 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5294" class="LineNr">5294 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5295" class="LineNr">5295 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5296" class="LineNr">5296 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5297" class="LineNr">5297 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5298" class="LineNr">5298 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5299" class="LineNr">5299 </span> 68/push _test-output-stream/imm32 -<span id="L5300" class="LineNr">5300 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5301" class="LineNr">5301 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5302" class="LineNr">5302 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5303" class="LineNr">5303 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5304" class="LineNr">5304 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5305" class="LineNr">5305 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5306" class="LineNr">5306 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5307" class="LineNr">5307 </span> 05/add-to-EAX 4/imm32 -<span id="L5308" class="LineNr">5308 </span> 50/push-EAX -<span id="L5309" class="LineNr">5309 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5310" class="LineNr">5310 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5311" class="LineNr">5311 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5312" class="LineNr">5312 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5313" class="LineNr">5313 </span> <span class="subxComment"># initialize input</span> -<span id="L5314" class="LineNr">5314 </span> <span class="subxS1Comment"># . write(_test-input-stream, "e8/call 20/disp32")</span> -<span id="L5315" class="LineNr">5315 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5316" class="LineNr">5316 </span> 68/push <span class="Constant">"e8/call 20/disp32"</span>/imm32 -<span id="L5317" class="LineNr">5317 </span> 68/push _test-input-stream/imm32 -<span id="L5318" class="LineNr">5318 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5319" class="LineNr">5319 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5320" class="LineNr">5320 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5321" class="LineNr">5321 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5322" class="LineNr">5322 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5323" class="LineNr">5323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5324" class="LineNr">5324 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5325" class="LineNr">5325 </span> 68/push _test-input-stream/imm32 -<span id="L5326" class="LineNr">5326 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5327" class="LineNr">5327 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5328" class="LineNr">5328 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5329" class="LineNr">5329 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5330" class="LineNr">5330 </span> <span class="subxComment"># check output</span> -<span id="L5331" class="LineNr">5331 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5332" class="LineNr">5332 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5333" class="LineNr">5333 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5334" class="LineNr">5334 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5335" class="LineNr">5335 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5336" class="LineNr">5336 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5337" class="LineNr">5337 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5338" class="Folded">5338 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5364" class="LineNr">5364 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "e8 20 00 00 00 # e8/call 20/disp32", msg)</span> -<span id="L5365" class="LineNr">5365 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5366" class="LineNr">5366 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-disp32-operand"</span>/imm32 -<span id="L5367" class="LineNr">5367 </span> 68/push <span class="Constant">"e8 20 00 00 00 # e8/call 20/disp32"</span>/imm32 -<span id="L5368" class="LineNr">5368 </span> 68/push _test-output-stream/imm32 -<span id="L5369" class="LineNr">5369 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5370" class="LineNr">5370 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5371" class="LineNr">5371 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5372" class="LineNr">5372 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5373" class="LineNr">5373 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5374" class="LineNr">5374 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5375" class="LineNr">5375 </span> 5d/pop-to-EBP -<span id="L5376" class="LineNr">5376 </span> c3/return -<span id="L5377" class="LineNr">5377 </span> -<span id="L5378" class="LineNr">5378 </span><span class="subxTest">test-convert-instruction-handles-disp16-operand</span>: -<span id="L5379" class="LineNr">5379 </span> <span class="subxComment"># expand /disp16 operand into 2 bytes</span> -<span id="L5380" class="LineNr">5380 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5381" class="LineNr">5381 </span> 55/push-EBP -<span id="L5382" class="LineNr">5382 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5383" class="LineNr">5383 </span> <span class="subxComment"># setup</span> -<span id="L5384" class="LineNr">5384 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5385" class="LineNr">5385 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5386" class="LineNr">5386 </span> 68/push _test-input-stream/imm32 -<span id="L5387" class="LineNr">5387 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5388" class="LineNr">5388 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5389" class="LineNr">5389 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5390" class="LineNr">5390 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5391" class="LineNr">5391 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5392" class="LineNr">5392 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5393" class="LineNr">5393 </span> 68/push _test-output-stream/imm32 -<span id="L5394" class="LineNr">5394 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5395" class="LineNr">5395 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5396" class="LineNr">5396 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5397" class="LineNr">5397 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5398" class="LineNr">5398 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5399" class="LineNr">5399 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5400" class="LineNr">5400 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5401" class="LineNr">5401 </span> 05/add-to-EAX 4/imm32 -<span id="L5402" class="LineNr">5402 </span> 50/push-EAX -<span id="L5403" class="LineNr">5403 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5404" class="LineNr">5404 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5405" class="LineNr">5405 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5406" class="LineNr">5406 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5407" class="LineNr">5407 </span> <span class="subxComment"># initialize input</span> -<span id="L5408" class="LineNr">5408 </span> <span class="subxS1Comment"># . write(_test-input-stream, "e8/call 20/disp16")</span> -<span id="L5409" class="LineNr">5409 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5410" class="LineNr">5410 </span> 68/push <span class="Constant">"e8/call 20/disp16"</span>/imm32 <span class="subxComment"># not a valid instruction</span> -<span id="L5411" class="LineNr">5411 </span> 68/push _test-input-stream/imm32 -<span id="L5412" class="LineNr">5412 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5413" class="LineNr">5413 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5414" class="LineNr">5414 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5415" class="LineNr">5415 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5416" class="LineNr">5416 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5417" class="LineNr">5417 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5418" class="LineNr">5418 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5419" class="LineNr">5419 </span> 68/push _test-input-stream/imm32 -<span id="L5420" class="LineNr">5420 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5421" class="LineNr">5421 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5422" class="LineNr">5422 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5423" class="LineNr">5423 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5424" class="LineNr">5424 </span> <span class="subxComment"># check output</span> -<span id="L5425" class="LineNr">5425 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5426" class="LineNr">5426 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5427" class="LineNr">5427 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5428" class="LineNr">5428 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5429" class="LineNr">5429 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5430" class="LineNr">5430 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5431" class="LineNr">5431 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5432" class="Folded">5432 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5458" class="LineNr">5458 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "e8 20 00 # e8/call 20/disp16", msg)</span> -<span id="L5459" class="LineNr">5459 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5460" class="LineNr">5460 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-disp16-operand"</span>/imm32 -<span id="L5461" class="LineNr">5461 </span> 68/push <span class="Constant">"e8 20 00 # e8/call 20/disp16"</span>/imm32 -<span id="L5462" class="LineNr">5462 </span> 68/push _test-output-stream/imm32 -<span id="L5463" class="LineNr">5463 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5464" class="LineNr">5464 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5465" class="LineNr">5465 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5466" class="LineNr">5466 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5467" class="LineNr">5467 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5468" class="LineNr">5468 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5469" class="LineNr">5469 </span> 5d/pop-to-EBP -<span id="L5470" class="LineNr">5470 </span> c3/return -<span id="L5471" class="LineNr">5471 </span> -<span id="L5472" class="LineNr">5472 </span><span class="subxTest">test-convert-instruction-handles-disp8-operand</span>: -<span id="L5473" class="LineNr">5473 </span> <span class="subxComment"># expand /disp8 operand into 1 byte</span> -<span id="L5474" class="LineNr">5474 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5475" class="LineNr">5475 </span> 55/push-EBP -<span id="L5476" class="LineNr">5476 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5477" class="LineNr">5477 </span> <span class="subxComment"># setup</span> -<span id="L5478" class="LineNr">5478 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5479" class="LineNr">5479 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5480" class="LineNr">5480 </span> 68/push _test-input-stream/imm32 -<span id="L5481" class="LineNr">5481 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5482" class="LineNr">5482 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5483" class="LineNr">5483 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5484" class="LineNr">5484 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5485" class="LineNr">5485 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5486" class="LineNr">5486 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5487" class="LineNr">5487 </span> 68/push _test-output-stream/imm32 -<span id="L5488" class="LineNr">5488 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5489" class="LineNr">5489 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5490" class="LineNr">5490 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5491" class="LineNr">5491 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5492" class="LineNr">5492 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5493" class="LineNr">5493 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5494" class="LineNr">5494 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5495" class="LineNr">5495 </span> 05/add-to-EAX 4/imm32 -<span id="L5496" class="LineNr">5496 </span> 50/push-EAX -<span id="L5497" class="LineNr">5497 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5498" class="LineNr">5498 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5499" class="LineNr">5499 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5500" class="LineNr">5500 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5501" class="LineNr">5501 </span> <span class="subxComment"># initialize input</span> -<span id="L5502" class="LineNr">5502 </span> <span class="subxS1Comment"># . write(_test-input-stream, "eb/jump 20/disp8")</span> -<span id="L5503" class="LineNr">5503 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5504" class="LineNr">5504 </span> 68/push <span class="Constant">"eb/jump 20/disp8"</span>/imm32 -<span id="L5505" class="LineNr">5505 </span> 68/push _test-input-stream/imm32 -<span id="L5506" class="LineNr">5506 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5507" class="LineNr">5507 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5508" class="LineNr">5508 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5509" class="LineNr">5509 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5510" class="LineNr">5510 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5511" class="LineNr">5511 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5512" class="LineNr">5512 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5513" class="LineNr">5513 </span> 68/push _test-input-stream/imm32 -<span id="L5514" class="LineNr">5514 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5515" class="LineNr">5515 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5516" class="LineNr">5516 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5517" class="LineNr">5517 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5518" class="LineNr">5518 </span> <span class="subxComment"># check output</span> -<span id="L5519" class="LineNr">5519 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5520" class="LineNr">5520 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5521" class="LineNr">5521 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5522" class="LineNr">5522 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5523" class="LineNr">5523 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5524" class="LineNr">5524 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5525" class="LineNr">5525 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5526" class="Folded">5526 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5552" class="LineNr">5552 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "eb 20 # eb/jump 20/disp8", msg)</span> -<span id="L5553" class="LineNr">5553 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5554" class="LineNr">5554 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-disp8-operand"</span>/imm32 -<span id="L5555" class="LineNr">5555 </span> 68/push <span class="Constant">"eb 20 # eb/jump 20/disp8"</span>/imm32 -<span id="L5556" class="LineNr">5556 </span> 68/push _test-output-stream/imm32 -<span id="L5557" class="LineNr">5557 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5558" class="LineNr">5558 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5559" class="LineNr">5559 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5560" class="LineNr">5560 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5561" class="LineNr">5561 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5562" class="LineNr">5562 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5563" class="LineNr">5563 </span> 5d/pop-to-EBP -<span id="L5564" class="LineNr">5564 </span> c3/return -<span id="L5565" class="LineNr">5565 </span> -<span id="L5566" class="LineNr">5566 </span><span class="subxTest">test-convert-instruction-handles-disp8-name</span>: -<span id="L5567" class="LineNr">5567 </span> <span class="subxComment"># pass /disp8 name directly through</span> -<span id="L5568" class="LineNr">5568 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5569" class="LineNr">5569 </span> 55/push-EBP -<span id="L5570" class="LineNr">5570 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5571" class="LineNr">5571 </span> <span class="subxComment"># setup</span> -<span id="L5572" class="LineNr">5572 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5573" class="LineNr">5573 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5574" class="LineNr">5574 </span> 68/push _test-input-stream/imm32 -<span id="L5575" class="LineNr">5575 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5576" class="LineNr">5576 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5577" class="LineNr">5577 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5578" class="LineNr">5578 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5579" class="LineNr">5579 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5580" class="LineNr">5580 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5581" class="LineNr">5581 </span> 68/push _test-output-stream/imm32 -<span id="L5582" class="LineNr">5582 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5583" class="LineNr">5583 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5584" class="LineNr">5584 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5585" class="LineNr">5585 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5586" class="LineNr">5586 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5587" class="LineNr">5587 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5588" class="LineNr">5588 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5589" class="LineNr">5589 </span> 05/add-to-EAX 4/imm32 -<span id="L5590" class="LineNr">5590 </span> 50/push-EAX -<span id="L5591" class="LineNr">5591 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5592" class="LineNr">5592 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5593" class="LineNr">5593 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5594" class="LineNr">5594 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5595" class="LineNr">5595 </span> <span class="subxComment"># initialize input</span> -<span id="L5596" class="LineNr">5596 </span> <span class="subxS1Comment"># . write(_test-input-stream, "eb/jump xyz/disp8")</span> -<span id="L5597" class="LineNr">5597 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5598" class="LineNr">5598 </span> 68/push <span class="Constant">"eb/jump xyz/disp8"</span>/imm32 -<span id="L5599" class="LineNr">5599 </span> 68/push _test-input-stream/imm32 -<span id="L5600" class="LineNr">5600 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5601" class="LineNr">5601 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5602" class="LineNr">5602 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5603" class="LineNr">5603 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5604" class="LineNr">5604 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5605" class="LineNr">5605 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5606" class="LineNr">5606 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5607" class="LineNr">5607 </span> 68/push _test-input-stream/imm32 -<span id="L5608" class="LineNr">5608 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5609" class="LineNr">5609 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5610" class="LineNr">5610 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5611" class="LineNr">5611 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5612" class="LineNr">5612 </span> <span class="subxComment"># check output</span> -<span id="L5613" class="LineNr">5613 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5614" class="LineNr">5614 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5615" class="LineNr">5615 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5616" class="LineNr">5616 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5617" class="LineNr">5617 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5618" class="LineNr">5618 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5619" class="LineNr">5619 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5620" class="Folded">5620 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5646" class="LineNr">5646 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "eb xyz/disp8 # eb/jump xyz/disp8", msg)</span> -<span id="L5647" class="LineNr">5647 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5648" class="LineNr">5648 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-disp8-name"</span>/imm32 -<span id="L5649" class="LineNr">5649 </span> 68/push <span class="Constant">"eb xyz/disp8 # eb/jump xyz/disp8"</span>/imm32 -<span id="L5650" class="LineNr">5650 </span> 68/push _test-output-stream/imm32 -<span id="L5651" class="LineNr">5651 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5652" class="LineNr">5652 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5653" class="LineNr">5653 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5654" class="LineNr">5654 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5655" class="LineNr">5655 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5656" class="LineNr">5656 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5657" class="LineNr">5657 </span> 5d/pop-to-EBP -<span id="L5658" class="LineNr">5658 </span> c3/return -<span id="L5659" class="LineNr">5659 </span> -<span id="L5660" class="LineNr">5660 </span><span class="subxTest">test-convert-instruction-handles-imm32-operand</span>: -<span id="L5661" class="LineNr">5661 </span> <span class="subxComment"># expand /imm32 operand into 4 bytes</span> -<span id="L5662" class="LineNr">5662 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5663" class="LineNr">5663 </span> 55/push-EBP -<span id="L5664" class="LineNr">5664 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5665" class="LineNr">5665 </span> <span class="subxComment"># setup</span> -<span id="L5666" class="LineNr">5666 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5667" class="LineNr">5667 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5668" class="LineNr">5668 </span> 68/push _test-input-stream/imm32 -<span id="L5669" class="LineNr">5669 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5670" class="LineNr">5670 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5671" class="LineNr">5671 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5672" class="LineNr">5672 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5673" class="LineNr">5673 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5674" class="LineNr">5674 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5675" class="LineNr">5675 </span> 68/push _test-output-stream/imm32 -<span id="L5676" class="LineNr">5676 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5677" class="LineNr">5677 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5678" class="LineNr">5678 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5679" class="LineNr">5679 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5680" class="LineNr">5680 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5681" class="LineNr">5681 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5682" class="LineNr">5682 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5683" class="LineNr">5683 </span> 05/add-to-EAX 4/imm32 -<span id="L5684" class="LineNr">5684 </span> 50/push-EAX -<span id="L5685" class="LineNr">5685 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5686" class="LineNr">5686 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5687" class="LineNr">5687 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5688" class="LineNr">5688 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5689" class="LineNr">5689 </span> <span class="subxComment"># initialize input</span> -<span id="L5690" class="LineNr">5690 </span> <span class="subxS1Comment"># . write(_test-input-stream, "68/push 0x20/imm32")</span> -<span id="L5691" class="LineNr">5691 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5692" class="LineNr">5692 </span> 68/push <span class="Constant">"68/push 0x20/imm32"</span>/imm32 -<span id="L5693" class="LineNr">5693 </span> 68/push _test-input-stream/imm32 -<span id="L5694" class="LineNr">5694 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5695" class="LineNr">5695 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5696" class="LineNr">5696 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5697" class="LineNr">5697 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5698" class="LineNr">5698 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5699" class="LineNr">5699 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5700" class="LineNr">5700 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5701" class="LineNr">5701 </span> 68/push _test-input-stream/imm32 -<span id="L5702" class="LineNr">5702 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5703" class="LineNr">5703 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5704" class="LineNr">5704 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5705" class="LineNr">5705 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5706" class="LineNr">5706 </span> <span class="subxComment"># check output</span> -<span id="L5707" class="LineNr">5707 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5708" class="LineNr">5708 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5709" class="LineNr">5709 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5710" class="LineNr">5710 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5711" class="LineNr">5711 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5712" class="LineNr">5712 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5713" class="LineNr">5713 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5714" class="Folded">5714 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5740" class="LineNr">5740 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "68 20 00 00 00 # 68/push 0x20/imm32", msg)</span> -<span id="L5741" class="LineNr">5741 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5742" class="LineNr">5742 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-imm32-operand"</span>/imm32 -<span id="L5743" class="LineNr">5743 </span> 68/push <span class="Constant">"68 20 00 00 00 # 68/push 0x20/imm32"</span>/imm32 -<span id="L5744" class="LineNr">5744 </span> 68/push _test-output-stream/imm32 -<span id="L5745" class="LineNr">5745 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5746" class="LineNr">5746 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5747" class="LineNr">5747 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5748" class="LineNr">5748 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5749" class="LineNr">5749 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5750" class="LineNr">5750 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5751" class="LineNr">5751 </span> 5d/pop-to-EBP -<span id="L5752" class="LineNr">5752 </span> c3/return -<span id="L5753" class="LineNr">5753 </span> -<span id="L5754" class="LineNr">5754 </span><span class="subxTest">test-convert-instruction-handles-imm16-operand</span>: -<span id="L5755" class="LineNr">5755 </span> <span class="subxComment"># expand /imm16 operand into 2 bytes</span> -<span id="L5756" class="LineNr">5756 </span> <span class="subxComment"># we don't have one of these at the moment, so this expands to an invalid instruction</span> -<span id="L5757" class="LineNr">5757 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5758" class="LineNr">5758 </span> 55/push-EBP -<span id="L5759" class="LineNr">5759 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5760" class="LineNr">5760 </span> <span class="subxComment"># setup</span> -<span id="L5761" class="LineNr">5761 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5762" class="LineNr">5762 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5763" class="LineNr">5763 </span> 68/push _test-input-stream/imm32 -<span id="L5764" class="LineNr">5764 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5765" class="LineNr">5765 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5766" class="LineNr">5766 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5767" class="LineNr">5767 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5768" class="LineNr">5768 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5769" class="LineNr">5769 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5770" class="LineNr">5770 </span> 68/push _test-output-stream/imm32 -<span id="L5771" class="LineNr">5771 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5772" class="LineNr">5772 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5773" class="LineNr">5773 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5774" class="LineNr">5774 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5775" class="LineNr">5775 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5776" class="LineNr">5776 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5777" class="LineNr">5777 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5778" class="LineNr">5778 </span> 05/add-to-EAX 4/imm32 -<span id="L5779" class="LineNr">5779 </span> 50/push-EAX -<span id="L5780" class="LineNr">5780 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5781" class="LineNr">5781 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5782" class="LineNr">5782 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5783" class="LineNr">5783 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5784" class="LineNr">5784 </span> <span class="subxComment"># initialize input</span> -<span id="L5785" class="LineNr">5785 </span> <span class="subxS1Comment"># . write(_test-input-stream, "68/push 0x20/imm16")</span> -<span id="L5786" class="LineNr">5786 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5787" class="LineNr">5787 </span> 68/push <span class="Constant">"68/push 0x20/imm16"</span>/imm32 <span class="subxComment"># not a valid instruction</span> -<span id="L5788" class="LineNr">5788 </span> 68/push _test-input-stream/imm32 -<span id="L5789" class="LineNr">5789 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5790" class="LineNr">5790 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5791" class="LineNr">5791 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5792" class="LineNr">5792 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5793" class="LineNr">5793 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5794" class="LineNr">5794 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5795" class="LineNr">5795 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5796" class="LineNr">5796 </span> 68/push _test-input-stream/imm32 -<span id="L5797" class="LineNr">5797 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5798" class="LineNr">5798 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5799" class="LineNr">5799 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5800" class="LineNr">5800 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5801" class="LineNr">5801 </span> <span class="subxComment"># check output</span> -<span id="L5802" class="LineNr">5802 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5803" class="LineNr">5803 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5804" class="LineNr">5804 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5805" class="LineNr">5805 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5806" class="LineNr">5806 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5807" class="LineNr">5807 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5808" class="LineNr">5808 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5809" class="Folded">5809 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5835" class="LineNr">5835 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "68 20 00 # 68/push 0x20/imm16", msg)</span> -<span id="L5836" class="LineNr">5836 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5837" class="LineNr">5837 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-imm16-operand"</span>/imm32 -<span id="L5838" class="LineNr">5838 </span> 68/push <span class="Constant">"68 20 00 # 68/push 0x20/imm16"</span>/imm32 -<span id="L5839" class="LineNr">5839 </span> 68/push _test-output-stream/imm32 -<span id="L5840" class="LineNr">5840 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5841" class="LineNr">5841 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5842" class="LineNr">5842 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5843" class="LineNr">5843 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5844" class="LineNr">5844 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5845" class="LineNr">5845 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5846" class="LineNr">5846 </span> 5d/pop-to-EBP -<span id="L5847" class="LineNr">5847 </span> c3/return -<span id="L5848" class="LineNr">5848 </span> -<span id="L5849" class="LineNr">5849 </span><span class="subxTest">test-convert-instruction-handles-imm8-operand</span>: -<span id="L5850" class="LineNr">5850 </span> <span class="subxComment"># expand /imm8 operand into 1 byte</span> -<span id="L5851" class="LineNr">5851 </span> <span class="subxComment"># we don't have one of these at the moment, so this expands to an invalid instruction</span> -<span id="L5852" class="LineNr">5852 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5853" class="LineNr">5853 </span> 55/push-EBP -<span id="L5854" class="LineNr">5854 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5855" class="LineNr">5855 </span> <span class="subxComment"># setup</span> -<span id="L5856" class="LineNr">5856 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L5857" class="LineNr">5857 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5858" class="LineNr">5858 </span> 68/push _test-input-stream/imm32 -<span id="L5859" class="LineNr">5859 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5860" class="LineNr">5860 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5861" class="LineNr">5861 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5862" class="LineNr">5862 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5863" class="LineNr">5863 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L5864" class="LineNr">5864 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5865" class="LineNr">5865 </span> 68/push _test-output-stream/imm32 -<span id="L5866" class="LineNr">5866 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5867" class="LineNr">5867 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5868" class="LineNr">5868 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5869" class="LineNr">5869 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5870" class="LineNr">5870 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L5871" class="LineNr">5871 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5872" class="LineNr">5872 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L5873" class="LineNr">5873 </span> 05/add-to-EAX 4/imm32 -<span id="L5874" class="LineNr">5874 </span> 50/push-EAX -<span id="L5875" class="LineNr">5875 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5876" class="LineNr">5876 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L5877" class="LineNr">5877 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5878" class="LineNr">5878 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5879" class="LineNr">5879 </span> <span class="subxComment"># initialize input</span> -<span id="L5880" class="LineNr">5880 </span> <span class="subxS1Comment"># . write(_test-input-stream, "68/push 0x20/imm8")</span> -<span id="L5881" class="LineNr">5881 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5882" class="LineNr">5882 </span> 68/push <span class="Constant">"68/push 0x20/imm8"</span>/imm32 -<span id="L5883" class="LineNr">5883 </span> 68/push _test-input-stream/imm32 -<span id="L5884" class="LineNr">5884 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5885" class="LineNr">5885 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L5886" class="LineNr">5886 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5887" class="LineNr">5887 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5888" class="LineNr">5888 </span> <span class="subxComment"># convert-instruction(_test-input-stream, _test-output-buffered-file)</span> -<span id="L5889" class="LineNr">5889 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5890" class="LineNr">5890 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5891" class="LineNr">5891 </span> 68/push _test-input-stream/imm32 -<span id="L5892" class="LineNr">5892 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5893" class="LineNr">5893 </span> e8/call <a href='pack.subx.html#L1853'>convert-instruction</a>/disp32 -<span id="L5894" class="LineNr">5894 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5895" class="LineNr">5895 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5896" class="LineNr">5896 </span> <span class="subxComment"># check output</span> -<span id="L5897" class="LineNr">5897 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L5898" class="LineNr">5898 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5899" class="LineNr">5899 </span> 68/push _test-output-buffered-file/imm32 -<span id="L5900" class="LineNr">5900 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5901" class="LineNr">5901 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L5902" class="LineNr">5902 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5903" class="LineNr">5903 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5904" class="Folded">5904 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L5930" class="LineNr">5930 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "68 20 # 68/push 0x20/imm8", msg)</span> -<span id="L5931" class="LineNr">5931 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5932" class="LineNr">5932 </span> 68/push <span class="Constant">"F - test-convert-instruction-handles-imm8-operand"</span>/imm32 -<span id="L5933" class="LineNr">5933 </span> 68/push <span class="Constant">"68 20 # 68/push 0x20/imm8"</span>/imm32 -<span id="L5934" class="LineNr">5934 </span> 68/push _test-output-stream/imm32 -<span id="L5935" class="LineNr">5935 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5936" class="LineNr">5936 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L5937" class="LineNr">5937 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5938" class="LineNr">5938 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5939" class="LineNr">5939 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5940" class="LineNr">5940 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5941" class="LineNr">5941 </span> 5d/pop-to-EBP -<span id="L5942" class="LineNr">5942 </span> c3/return -<span id="L5943" class="LineNr">5943 </span> -<span id="L5944" class="LineNr">5944 </span><span class="subxComment"># shortcut for parse-hex-int(next-token-from-slice(word->start, word->end, '/'))</span> -<span id="L5945" class="LineNr">5945 </span><span class="subxFunction">parse-datum-of-word</span>: <span class="subxComment"># word : (address slice) -> value/EAX</span> -<span id="L5946" class="LineNr">5946 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L5947" class="LineNr">5947 </span> 55/push-EBP -<span id="L5948" class="LineNr">5948 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L5949" class="LineNr">5949 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L5950" class="LineNr">5950 </span> 51/push-ECX -<span id="L5951" class="LineNr">5951 </span> 56/push-ESI -<span id="L5952" class="LineNr">5952 </span> <span class="subxComment"># ESI = word</span> -<span id="L5953" class="LineNr">5953 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L5954" class="LineNr">5954 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L5955" class="LineNr">5955 </span> 68/push 0/imm32/end -<span id="L5956" class="LineNr">5956 </span> 68/push 0/imm32/start -<span id="L5957" class="LineNr">5957 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L5958" class="LineNr">5958 </span> <span class="subxComment"># slice = next-token-from-slice(word->start, word->end, '/')</span> -<span id="L5959" class="LineNr">5959 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5960" class="LineNr">5960 </span> 51/push-ECX -<span id="L5961" class="LineNr">5961 </span> 68/push 0x2f/imm32/slash -<span id="L5962" class="LineNr">5962 </span> ff 6/subop/push 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ESI+4)</span> -<span id="L5963" class="LineNr">5963 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L5964" class="LineNr">5964 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5965" class="LineNr">5965 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L5966" class="LineNr">5966 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5967" class="LineNr">5967 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5968" class="LineNr">5968 </span> <span class="subxComment"># value/EAX = parse-hex-int(slice)</span> -<span id="L5969" class="LineNr">5969 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L5970" class="LineNr">5970 </span> 51/push-ECX -<span id="L5971" class="LineNr">5971 </span> <span class="subxS2Comment"># . . call</span> -<span id="L5972" class="LineNr">5972 </span> e8/call <a href='../067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L5973" class="LineNr">5973 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L5974" class="LineNr">5974 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5975" class="LineNr">5975 </span><span class="Constant">$parse-datum-of-word:end</span>: -<span id="L5976" class="LineNr">5976 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L5977" class="LineNr">5977 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L5978" class="LineNr">5978 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L5979" class="LineNr">5979 </span> 5e/pop-to-ESI -<span id="L5980" class="LineNr">5980 </span> 59/pop-to-ECX -<span id="L5981" class="LineNr">5981 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L5982" class="LineNr">5982 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L5983" class="LineNr">5983 </span> 5d/pop-to-EBP -<span id="L5984" class="LineNr">5984 </span> c3/return -<span id="L5985" class="LineNr">5985 </span> -<span id="L5986" class="LineNr">5986 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/subx-common.subx.html b/html/subx/apps/subx-common.subx.html deleted file mode 100644 index d98f1749..00000000 --- a/html/subx/apps/subx-common.subx.html +++ /dev/null @@ -1,3128 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/subx-common.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.Folded { color: #080808; background-color: #949494; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/subx-common.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/subx-common.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># common helpers shared by phases of the SubX translator</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="subxH1Comment"># - some limits on the programs we can translate</span> -<span id="L4" class="LineNr"> 4 </span>== data -<span id="L5" class="LineNr"> 5 </span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># maximum memory available for allocation</span> -<span id="L7" class="LineNr"> 7 </span><span class="SpecialChar">Heap-size</span>: -<span id="L8" class="LineNr"> 8 </span> 0x200000/imm32/2MB -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># maximum size of a single segment</span> -<span id="L11" class="LineNr"> 11 </span><span class="SpecialChar">Segment-size</span>: -<span id="L12" class="LineNr"> 12 </span> 0x80000/imm32/512KB -<span id="L13" class="LineNr"> 13 </span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># maximum size of input textual stream (spanning all segments)</span> -<span id="L15" class="LineNr"> 15 </span><span class="SpecialChar">Input-size</span>: -<span id="L16" class="LineNr"> 16 </span> 0x100000/imm32/1MB -<span id="L17" class="LineNr"> 17 </span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># maximum size of the 'labels' table in survey.subx</span> -<span id="L19" class="LineNr"> 19 </span><span class="SpecialChar">Max-labels</span>: -<span id="L20" class="LineNr"> 20 </span> 0x10000/imm32/4K-labels/64KB -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span>== code -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L26" class="LineNr"> 26 </span> -<span id="L27" class="LineNr"> 27 </span><span class="subxH1Comment"># - managing tables</span> -<span id="L28" class="LineNr"> 28 </span><span class="subxComment"># SubX has rudimentary support for tables.</span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment">#</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># Each table is a stream of rows.</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxComment">#</span> -<span id="L32" class="LineNr"> 32 </span><span class="subxComment"># Each row consists of a 4-byte row (address to a string) and a variable-size</span> -<span id="L33" class="LineNr"> 33 </span><span class="subxComment"># value.</span> -<span id="L34" class="LineNr"> 34 </span><span class="subxComment">#</span> -<span id="L35" class="LineNr"> 35 </span><span class="subxComment"># Accessing the table performs a linear scan for a key string, and always</span> -<span id="L36" class="LineNr"> 36 </span><span class="subxComment"># requires passing in the row size.</span> -<span id="L37" class="LineNr"> 37 </span><span class="subxComment">#</span> -<span id="L38" class="LineNr"> 38 </span><span class="subxComment"># Table primitives:</span> -<span id="L39" class="LineNr"> 39 </span><span class="subxComment"># get(stream, string, row-size)</span> -<span id="L40" class="LineNr"> 40 </span><span class="subxComment"># aborts if not found</span> -<span id="L41" class="LineNr"> 41 </span><span class="subxComment"># get-or-insert(stream, string, row-size)</span> -<span id="L42" class="LineNr"> 42 </span><span class="subxComment"># inserts if not found</span> -<span id="L43" class="LineNr"> 43 </span><span class="subxComment"># get-slice(stream, slice, row-size)</span> -<span id="L44" class="LineNr"> 44 </span><span class="subxComment"># aborts if not found</span> -<span id="L45" class="LineNr"> 45 </span><span class="subxComment"># leaky-get-or-insert-slice(stream, slice, row-size)</span> -<span id="L46" class="LineNr"> 46 </span><span class="subxComment"># inserts if not found</span> -<span id="L47" class="LineNr"> 47 </span> -<span id="L48" class="LineNr"> 48 </span><span class="subxComment"># 'table' is a stream of (key, value) rows</span> -<span id="L49" class="LineNr"> 49 </span><span class="subxComment"># keys are always strings (addresses; size 4 bytes)</span> -<span id="L50" class="LineNr"> 50 </span><span class="subxComment"># values may be any type, but rows (key+value) always occupy 'row-size' bytes</span> -<span id="L51" class="LineNr"> 51 </span><span class="subxComment"># scan 'table' for a row with a key 'key' and return the address of the corresponding value</span> -<span id="L52" class="LineNr"> 52 </span><span class="subxComment"># if no row is found, abort</span> -<span id="L53" class="LineNr"> 53 </span><span class="subxFunction">get</span>: <span class="subxComment"># table : (address stream {string, _}), key : (address string), row-size : int -> EAX : (address _)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># pseudocode:</span> -<span id="L55" class="LineNr"> 55 </span> <span class="subxComment"># curr = table->data</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxComment"># max = &table->data[table->write]</span> -<span id="L57" class="LineNr"> 57 </span> <span class="subxComment"># while curr < max</span> -<span id="L58" class="LineNr"> 58 </span> <span class="subxComment"># if string-equal?(key, *curr)</span> -<span id="L59" class="LineNr"> 59 </span> <span class="subxComment"># return curr+4</span> -<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># curr += row-size</span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># abort</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment">#</span> -<span id="L63" class="LineNr"> 63 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L64" class="LineNr"> 64 </span> 55/push-EBP -<span id="L65" class="LineNr"> 65 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L67" class="LineNr"> 67 </span> 51/push-ECX -<span id="L68" class="LineNr"> 68 </span> 52/push-EDX -<span id="L69" class="LineNr"> 69 </span> 56/push-ESI -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># ESI = table</span> -<span id="L71" class="LineNr"> 71 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L72" class="LineNr"> 72 </span> <span class="subxComment"># curr/ECX = table->data</span> -<span id="L73" class="LineNr"> 73 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to ECX</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># max/EDX = table->data + table->write</span> -<span id="L75" class="LineNr"> 75 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L76" class="LineNr"> 76 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX to EDX</span> -<span id="L77" class="LineNr"> 77 </span><span class="Constant">$get:search-loop</span>: -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L79" class="LineNr"> 79 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L80" class="LineNr"> 80 </span> 73/jump-if-greater-or-equal-unsigned $get:abort/disp8 -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># if (string-equal?(key, *curr)) return curr+4</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxS1Comment"># . EAX = string-equal?(key, *curr)</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L84" class="LineNr"> 84 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L85" class="LineNr"> 85 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxS2Comment"># . . call</span> -<span id="L87" class="LineNr"> 87 </span> e8/call <a href='../054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L88" class="LineNr"> 88 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L89" class="LineNr"> 89 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L90" class="LineNr"> 90 </span> <span class="subxS1Comment"># . if (EAX != 0) return EAX = curr+4</span> -<span id="L91" class="LineNr"> 91 </span> 3d/compare-EAX-and 0/imm32 -<span id="L92" class="LineNr"> 92 </span> 74/jump-if-equal $get:mismatch/disp8 -<span id="L93" class="LineNr"> 93 </span> 8d/copy-address 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+4 to EAX</span> -<span id="L94" class="LineNr"> 94 </span> eb/jump $get:end/disp8 -<span id="L95" class="LineNr"> 95 </span><span class="Constant">$get:mismatch</span>: -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># curr += row-size</span> -<span id="L97" class="LineNr"> 97 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+16) to ECX</span> -<span id="L98" class="LineNr"> 98 </span> <span class="subxComment"># loop</span> -<span id="L99" class="LineNr"> 99 </span> eb/jump $get:search-loop/disp8 -<span id="L100" class="LineNr"> 100 </span><span class="Constant">$get:end</span>: -<span id="L101" class="LineNr"> 101 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L102" class="LineNr"> 102 </span> 5e/pop-to-ESI -<span id="L103" class="LineNr"> 103 </span> 5a/pop-to-EDX -<span id="L104" class="LineNr"> 104 </span> 59/pop-to-ECX -<span id="L105" class="LineNr"> 105 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L106" class="LineNr"> 106 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L107" class="LineNr"> 107 </span> 5d/pop-to-EBP -<span id="L108" class="LineNr"> 108 </span> c3/return -<span id="L109" class="LineNr"> 109 </span> -<span id="L110" class="LineNr"> 110 </span><span class="Constant">$get:abort</span>: -<span id="L111" class="LineNr"> 111 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L112" class="LineNr"> 112 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L113" class="LineNr"> 113 </span> 68/push <span class="Constant">"get: key not found: "</span>/imm32 -<span id="L114" class="LineNr"> 114 </span> 68/push 2/imm32/stderr -<span id="L115" class="LineNr"> 115 </span> <span class="subxS2Comment"># . . call</span> -<span id="L116" class="LineNr"> 116 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L117" class="LineNr"> 117 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L118" class="LineNr"> 118 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L119" class="LineNr"> 119 </span> <span class="subxS1Comment"># . _write(2/stderr, key)</span> -<span id="L120" class="LineNr"> 120 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L121" class="LineNr"> 121 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L122" class="LineNr"> 122 </span> 68/push 2/imm32/stderr -<span id="L123" class="LineNr"> 123 </span> <span class="subxS2Comment"># . . call</span> -<span id="L124" class="LineNr"> 124 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L125" class="LineNr"> 125 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L126" class="LineNr"> 126 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L127" class="LineNr"> 127 </span> <span class="subxS1Comment"># . _write(2/stderr, "\n")</span> -<span id="L128" class="LineNr"> 128 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L129" class="LineNr"> 129 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L130" class="LineNr"> 130 </span> 68/push 2/imm32/stderr -<span id="L131" class="LineNr"> 131 </span> <span class="subxS2Comment"># . . call</span> -<span id="L132" class="LineNr"> 132 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L133" class="LineNr"> 133 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L134" class="LineNr"> 134 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L135" class="LineNr"> 135 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L136" class="LineNr"> 136 </span> bb/copy-to-EBX 1/imm32 -<span id="L137" class="LineNr"> 137 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L138" class="LineNr"> 138 </span> cd/syscall 0x80/imm8 -<span id="L139" class="LineNr"> 139 </span> <span class="subxComment"># never gets here</span> -<span id="L140" class="LineNr"> 140 </span> -<span id="L141" class="LineNr"> 141 </span><span class="subxTest">test-get</span>: -<span id="L142" class="LineNr"> 142 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L143" class="LineNr"> 143 </span> 55/push-EBP -<span id="L144" class="LineNr"> 144 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L145" class="LineNr"> 145 </span> <span class="subxH1Comment"># - setup: create a table with a couple of keys</span> -<span id="L146" class="LineNr"> 146 </span> <span class="subxComment"># var table/ECX : (address stream {string, number}) = stream(2 rows * 8 bytes)</span> -<span id="L147" class="LineNr"> 147 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L148" class="LineNr"> 148 </span> 68/push 0x10/imm32/length -<span id="L149" class="LineNr"> 149 </span> 68/push 0/imm32/read -<span id="L150" class="LineNr"> 150 </span> 68/push 0/imm32/write -<span id="L151" class="LineNr"> 151 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L152" class="LineNr"> 152 </span> <span class="subxComment"># insert(table, "code", 8 bytes per row)</span> -<span id="L153" class="LineNr"> 153 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L154" class="LineNr"> 154 </span> 68/push 8/imm32/row-size -<span id="L155" class="LineNr"> 155 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L156" class="LineNr"> 156 </span> 51/push-ECX -<span id="L157" class="LineNr"> 157 </span> <span class="subxS2Comment"># . . call</span> -<span id="L158" class="LineNr"> 158 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L159" class="LineNr"> 159 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L160" class="LineNr"> 160 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L161" class="LineNr"> 161 </span> <span class="subxComment"># insert(table, "data", 8 bytes per row)</span> -<span id="L162" class="LineNr"> 162 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L163" class="LineNr"> 163 </span> 68/push 8/imm32/row-size -<span id="L164" class="LineNr"> 164 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L165" class="LineNr"> 165 </span> 51/push-ECX -<span id="L166" class="LineNr"> 166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L167" class="LineNr"> 167 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L168" class="LineNr"> 168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L169" class="LineNr"> 169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L170" class="LineNr"> 170 </span><span class="Constant">$test-get:check1</span>: -<span id="L171" class="LineNr"> 171 </span> <span class="subxComment"># EAX = get(table, "code", 8 bytes per row)</span> -<span id="L172" class="LineNr"> 172 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L173" class="LineNr"> 173 </span> 68/push 8/imm32/row-size -<span id="L174" class="LineNr"> 174 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L175" class="LineNr"> 175 </span> 51/push-ECX -<span id="L176" class="LineNr"> 176 </span> <span class="subxS2Comment"># . . call</span> -<span id="L177" class="LineNr"> 177 </span> e8/call <a href='subx-common.subx.html#L53'>get</a>/disp32 -<span id="L178" class="LineNr"> 178 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L179" class="LineNr"> 179 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L180" class="LineNr"> 180 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg)</span> -<span id="L181" class="LineNr"> 181 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L182" class="LineNr"> 182 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L183" class="LineNr"> 183 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L141'>test-get</a>/0"</span>/imm32 -<span id="L184" class="LineNr"> 184 </span> 68/push 0x10/imm32 -<span id="L185" class="LineNr"> 185 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L186" class="LineNr"> 186 </span> 50/push-EAX -<span id="L187" class="LineNr"> 187 </span> <span class="subxS2Comment"># . . call</span> -<span id="L188" class="LineNr"> 188 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L189" class="LineNr"> 189 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L190" class="LineNr"> 190 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L191" class="LineNr"> 191 </span><span class="Constant">$test-get:check2</span>: -<span id="L192" class="LineNr"> 192 </span> <span class="subxComment"># EAX = get(table, "data", 8 bytes per row)</span> -<span id="L193" class="LineNr"> 193 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L194" class="LineNr"> 194 </span> 68/push 8/imm32/row-size -<span id="L195" class="LineNr"> 195 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L196" class="LineNr"> 196 </span> 51/push-ECX -<span id="L197" class="LineNr"> 197 </span> <span class="subxS2Comment"># . . call</span> -<span id="L198" class="LineNr"> 198 </span> e8/call <a href='subx-common.subx.html#L53'>get</a>/disp32 -<span id="L199" class="LineNr"> 199 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L200" class="LineNr"> 200 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L201" class="LineNr"> 201 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 12, msg)</span> -<span id="L202" class="LineNr"> 202 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 24, msg)</span> -<span id="L203" class="LineNr"> 203 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L204" class="LineNr"> 204 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L141'>test-get</a>/1"</span>/imm32 -<span id="L205" class="LineNr"> 205 </span> 68/push 0x18/imm32 -<span id="L206" class="LineNr"> 206 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L207" class="LineNr"> 207 </span> 50/push-EAX -<span id="L208" class="LineNr"> 208 </span> <span class="subxS2Comment"># . . call</span> -<span id="L209" class="LineNr"> 209 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L210" class="LineNr"> 210 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L211" class="LineNr"> 211 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L212" class="LineNr"> 212 </span><span class="Constant">$test-get:end</span>: -<span id="L213" class="LineNr"> 213 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L214" class="LineNr"> 214 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L215" class="LineNr"> 215 </span> 5d/pop-to-EBP -<span id="L216" class="LineNr"> 216 </span> c3/return -<span id="L217" class="LineNr"> 217 </span> -<span id="L218" class="LineNr"> 218 </span><span class="subxComment"># 'table' is a stream of (key, value) rows</span> -<span id="L219" class="LineNr"> 219 </span><span class="subxComment"># keys are always strings (addresses; size 4 bytes)</span> -<span id="L220" class="LineNr"> 220 </span><span class="subxComment"># values may be any type, but rows (key+value) always occupy 'row-size' bytes</span> -<span id="L221" class="LineNr"> 221 </span><span class="subxComment"># scan 'table' for a row with a key 'key' and return the address of the corresponding value</span> -<span id="L222" class="LineNr"> 222 </span><span class="subxComment"># if no row is found, abort</span> -<span id="L223" class="LineNr"> 223 </span><span class="subxFunction">get-slice</span>: <span class="subxComment"># table : (address stream {string, _}), key : (address slice), row-size : int -> EAX : (address _)</span> -<span id="L224" class="LineNr"> 224 </span> <span class="subxComment"># pseudocode:</span> -<span id="L225" class="LineNr"> 225 </span> <span class="subxComment"># curr = table->data</span> -<span id="L226" class="LineNr"> 226 </span> <span class="subxComment"># max = &table->data[table->write]</span> -<span id="L227" class="LineNr"> 227 </span> <span class="subxComment"># while curr < max</span> -<span id="L228" class="LineNr"> 228 </span> <span class="subxComment"># if slice-equal?(key, *curr)</span> -<span id="L229" class="LineNr"> 229 </span> <span class="subxComment"># return curr+4</span> -<span id="L230" class="LineNr"> 230 </span> <span class="subxComment"># curr += row-size</span> -<span id="L231" class="LineNr"> 231 </span> <span class="subxComment"># abort</span> -<span id="L232" class="LineNr"> 232 </span> <span class="subxComment">#</span> -<span id="L233" class="LineNr"> 233 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L234" class="LineNr"> 234 </span> 55/push-EBP -<span id="L235" class="LineNr"> 235 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L236" class="LineNr"> 236 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L237" class="LineNr"> 237 </span> 51/push-ECX -<span id="L238" class="LineNr"> 238 </span> 52/push-EDX -<span id="L239" class="LineNr"> 239 </span> 56/push-ESI -<span id="L240" class="LineNr"> 240 </span> <span class="subxComment"># ESI = table</span> -<span id="L241" class="LineNr"> 241 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L242" class="LineNr"> 242 </span> <span class="subxComment"># curr/ECX = table->data</span> -<span id="L243" class="LineNr"> 243 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to ECX</span> -<span id="L244" class="LineNr"> 244 </span> <span class="subxComment"># max/EDX = table->data + table->write</span> -<span id="L245" class="LineNr"> 245 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L246" class="LineNr"> 246 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX to EDX</span> -<span id="L247" class="LineNr"> 247 </span><span class="Constant">$get-slice:search-loop</span>: -<span id="L248" class="LineNr"> 248 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L249" class="LineNr"> 249 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L250" class="LineNr"> 250 </span> 73/jump-if-greater-or-equal-unsigned $get-slice:abort/disp8 -<span id="L251" class="LineNr"> 251 </span> <span class="subxComment"># if (slice-equal?(key, *curr)) return curr+4</span> -<span id="L252" class="LineNr"> 252 </span> <span class="subxS1Comment"># . EAX = slice-equal?(key, *curr)</span> -<span id="L253" class="LineNr"> 253 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L254" class="LineNr"> 254 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L255" class="LineNr"> 255 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L256" class="LineNr"> 256 </span> <span class="subxS2Comment"># . . call</span> -<span id="L257" class="LineNr"> 257 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L258" class="LineNr"> 258 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L259" class="LineNr"> 259 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L260" class="LineNr"> 260 </span> <span class="subxS1Comment"># . if (EAX != 0) return EAX = curr+4</span> -<span id="L261" class="LineNr"> 261 </span> 3d/compare-EAX-and 0/imm32 -<span id="L262" class="LineNr"> 262 </span> 74/jump-if-equal $get-slice:mismatch/disp8 -<span id="L263" class="LineNr"> 263 </span> 8d/copy-address 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+4 to EAX</span> -<span id="L264" class="LineNr"> 264 </span> eb/jump $get-slice:end/disp8 -<span id="L265" class="LineNr"> 265 </span><span class="Constant">$get-slice:mismatch</span>: -<span id="L266" class="LineNr"> 266 </span> <span class="subxComment"># curr += row-size</span> -<span id="L267" class="LineNr"> 267 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+16) to ECX</span> -<span id="L268" class="LineNr"> 268 </span> <span class="subxComment"># loop</span> -<span id="L269" class="LineNr"> 269 </span> eb/jump $get-slice:search-loop/disp8 -<span id="L270" class="LineNr"> 270 </span><span class="Constant">$get-slice:end</span>: -<span id="L271" class="LineNr"> 271 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L272" class="LineNr"> 272 </span> 5e/pop-to-ESI -<span id="L273" class="LineNr"> 273 </span> 5a/pop-to-EDX -<span id="L274" class="LineNr"> 274 </span> 59/pop-to-ECX -<span id="L275" class="LineNr"> 275 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L276" class="LineNr"> 276 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L277" class="LineNr"> 277 </span> 5d/pop-to-EBP -<span id="L278" class="LineNr"> 278 </span> c3/return -<span id="L279" class="LineNr"> 279 </span> -<span id="L280" class="LineNr"> 280 </span><span class="Constant">$get-slice:abort</span>: -<span id="L281" class="LineNr"> 281 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L282" class="LineNr"> 282 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L283" class="LineNr"> 283 </span> 68/push <span class="Constant">"get-slice: key not found: "</span>/imm32 -<span id="L284" class="LineNr"> 284 </span> 68/push 2/imm32/stderr -<span id="L285" class="LineNr"> 285 </span> <span class="subxS2Comment"># . . call</span> -<span id="L286" class="LineNr"> 286 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L287" class="LineNr"> 287 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L288" class="LineNr"> 288 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L289" class="LineNr"> 289 </span> <span class="subxS1Comment"># . write-slice-buffered(Stderr, key)</span> -<span id="L290" class="LineNr"> 290 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L291" class="LineNr"> 291 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L292" class="LineNr"> 292 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L293" class="LineNr"> 293 </span> <span class="subxS2Comment"># . . call</span> -<span id="L294" class="LineNr"> 294 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L295" class="LineNr"> 295 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L296" class="LineNr"> 296 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L297" class="LineNr"> 297 </span> <span class="subxS1Comment"># . flush(Stderr)</span> -<span id="L298" class="LineNr"> 298 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L299" class="LineNr"> 299 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L300" class="LineNr"> 300 </span> <span class="subxS2Comment"># . . call</span> -<span id="L301" class="LineNr"> 301 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L302" class="LineNr"> 302 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L303" class="LineNr"> 303 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L304" class="LineNr"> 304 </span> <span class="subxS1Comment"># . _write(2/stderr, "\n")</span> -<span id="L305" class="LineNr"> 305 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L306" class="LineNr"> 306 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L307" class="LineNr"> 307 </span> 68/push 2/imm32/stderr -<span id="L308" class="LineNr"> 308 </span> <span class="subxS2Comment"># . . call</span> -<span id="L309" class="LineNr"> 309 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L310" class="LineNr"> 310 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L311" class="LineNr"> 311 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L312" class="LineNr"> 312 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L313" class="LineNr"> 313 </span> bb/copy-to-EBX 1/imm32 -<span id="L314" class="LineNr"> 314 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L315" class="LineNr"> 315 </span> cd/syscall 0x80/imm8 -<span id="L316" class="LineNr"> 316 </span> <span class="subxComment"># never gets here</span> -<span id="L317" class="LineNr"> 317 </span> -<span id="L318" class="LineNr"> 318 </span><span class="subxTest">test-get-slice</span>: -<span id="L319" class="LineNr"> 319 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L320" class="LineNr"> 320 </span> 55/push-EBP -<span id="L321" class="LineNr"> 321 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L322" class="LineNr"> 322 </span> <span class="subxH1Comment"># - setup: create a table with a couple of keys</span> -<span id="L323" class="LineNr"> 323 </span> <span class="subxComment"># var table/ECX : (address stream {string, number}) = stream(2 rows * 8 bytes)</span> -<span id="L324" class="LineNr"> 324 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L325" class="LineNr"> 325 </span> 68/push 0x10/imm32/length -<span id="L326" class="LineNr"> 326 </span> 68/push 0/imm32/read -<span id="L327" class="LineNr"> 327 </span> 68/push 0/imm32/write -<span id="L328" class="LineNr"> 328 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L329" class="LineNr"> 329 </span> <span class="subxComment"># insert(table, "code", 8 bytes per row)</span> -<span id="L330" class="LineNr"> 330 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L331" class="LineNr"> 331 </span> 68/push 8/imm32/row-size -<span id="L332" class="LineNr"> 332 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L333" class="LineNr"> 333 </span> 51/push-ECX -<span id="L334" class="LineNr"> 334 </span> <span class="subxS2Comment"># . . call</span> -<span id="L335" class="LineNr"> 335 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L336" class="LineNr"> 336 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L337" class="LineNr"> 337 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L338" class="LineNr"> 338 </span> <span class="subxComment"># insert(table, "data", 8 bytes per row)</span> -<span id="L339" class="LineNr"> 339 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L340" class="LineNr"> 340 </span> 68/push 8/imm32/row-size -<span id="L341" class="LineNr"> 341 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L342" class="LineNr"> 342 </span> 51/push-ECX -<span id="L343" class="LineNr"> 343 </span> <span class="subxS2Comment"># . . call</span> -<span id="L344" class="LineNr"> 344 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L345" class="LineNr"> 345 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L346" class="LineNr"> 346 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L347" class="LineNr"> 347 </span><span class="Constant">$test-get-slice:check1</span>: -<span id="L348" class="LineNr"> 348 </span> <span class="subxComment"># (EAX..EDX) = "code"</span> -<span id="L349" class="LineNr"> 349 </span> b8/copy-to-EAX <span class="Constant">"code"</span>/imm32 -<span id="L350" class="LineNr"> 350 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EDX</span> -<span id="L351" class="LineNr"> 351 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+EDX+4 to EDX</span> -<span id="L352" class="LineNr"> 352 </span> 05/add-to-EAX 4/imm32 -<span id="L353" class="LineNr"> 353 </span> <span class="subxComment"># var slice/EDX = {EAX, EDX}</span> -<span id="L354" class="LineNr"> 354 </span> 52/push-EDX -<span id="L355" class="LineNr"> 355 </span> 50/push-EAX -<span id="L356" class="LineNr"> 356 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L357" class="LineNr"> 357 </span> <span class="subxComment"># EAX = get-slice(table, "code", 8 bytes per row)</span> -<span id="L358" class="LineNr"> 358 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L359" class="LineNr"> 359 </span> 68/push 8/imm32/row-size -<span id="L360" class="LineNr"> 360 </span> 52/push-EDX -<span id="L361" class="LineNr"> 361 </span> 51/push-ECX -<span id="L362" class="LineNr"> 362 </span> <span class="subxS2Comment"># . . call</span> -<span id="L363" class="LineNr"> 363 </span> e8/call <a href='subx-common.subx.html#L223'>get-slice</a>/disp32 -<span id="L364" class="LineNr"> 364 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L365" class="LineNr"> 365 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L366" class="LineNr"> 366 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg) # first row's value slot returned</span> -<span id="L367" class="LineNr"> 367 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L368" class="LineNr"> 368 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L369" class="LineNr"> 369 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L318'>test-get-slice</a>/0"</span>/imm32 -<span id="L370" class="LineNr"> 370 </span> 68/push 0x10/imm32 -<span id="L371" class="LineNr"> 371 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L372" class="LineNr"> 372 </span> 50/push-EAX -<span id="L373" class="LineNr"> 373 </span> <span class="subxS2Comment"># . . call</span> -<span id="L374" class="LineNr"> 374 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L375" class="LineNr"> 375 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L376" class="LineNr"> 376 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L377" class="LineNr"> 377 </span><span class="Constant">$test-get-slice:check2</span>: -<span id="L378" class="LineNr"> 378 </span> <span class="subxComment"># (EAX..EDX) = "data"</span> -<span id="L379" class="LineNr"> 379 </span> b8/copy-to-EAX <span class="Constant">"data"</span>/imm32 -<span id="L380" class="LineNr"> 380 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EDX</span> -<span id="L381" class="LineNr"> 381 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+EDX+4 to EDX</span> -<span id="L382" class="LineNr"> 382 </span> 05/add-to-EAX 4/imm32 -<span id="L383" class="LineNr"> 383 </span> <span class="subxComment"># var slice/EDX = {EAX, EDX}</span> -<span id="L384" class="LineNr"> 384 </span> 52/push-EDX -<span id="L385" class="LineNr"> 385 </span> 50/push-EAX -<span id="L386" class="LineNr"> 386 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L387" class="LineNr"> 387 </span> <span class="subxComment"># EAX = get-slice(table, "data" slice, 8 bytes per row)</span> -<span id="L388" class="LineNr"> 388 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L389" class="LineNr"> 389 </span> 68/push 8/imm32/row-size -<span id="L390" class="LineNr"> 390 </span> 52/push-EDX -<span id="L391" class="LineNr"> 391 </span> 51/push-ECX -<span id="L392" class="LineNr"> 392 </span> <span class="subxS2Comment"># . . call</span> -<span id="L393" class="LineNr"> 393 </span> e8/call <a href='subx-common.subx.html#L223'>get-slice</a>/disp32 -<span id="L394" class="LineNr"> 394 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L395" class="LineNr"> 395 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L396" class="LineNr"> 396 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 12, msg)</span> -<span id="L397" class="LineNr"> 397 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 24, msg)</span> -<span id="L398" class="LineNr"> 398 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L399" class="LineNr"> 399 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L318'>test-get-slice</a>/1"</span>/imm32 -<span id="L400" class="LineNr"> 400 </span> 68/push 0x18/imm32 -<span id="L401" class="LineNr"> 401 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L402" class="LineNr"> 402 </span> 50/push-EAX -<span id="L403" class="LineNr"> 403 </span> <span class="subxS2Comment"># . . call</span> -<span id="L404" class="LineNr"> 404 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L405" class="LineNr"> 405 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L406" class="LineNr"> 406 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L407" class="LineNr"> 407 </span><span class="Constant">$test-get-slice:end</span>: -<span id="L408" class="LineNr"> 408 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L409" class="LineNr"> 409 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L410" class="LineNr"> 410 </span> 5d/pop-to-EBP -<span id="L411" class="LineNr"> 411 </span> c3/return -<span id="L412" class="LineNr"> 412 </span> -<span id="L413" class="LineNr"> 413 </span><span class="subxComment"># 'table' is a stream of (key, value) rows</span> -<span id="L414" class="LineNr"> 414 </span><span class="subxComment"># keys are always strings (addresses; size 4 bytes)</span> -<span id="L415" class="LineNr"> 415 </span><span class="subxComment"># values may be any type, but rows (key+value) always occupy 'row-size' bytes</span> -<span id="L416" class="LineNr"> 416 </span><span class="subxComment"># scan 'table' for a row with a key 'key' and return the address of the corresponding value</span> -<span id="L417" class="LineNr"> 417 </span><span class="subxComment"># if no row is found, save 'key' to the next available row</span> -<span id="L418" class="LineNr"> 418 </span><span class="subxComment"># if there are no rows free, abort</span> -<span id="L419" class="LineNr"> 419 </span><span class="subxComment"># return the address of the value</span> -<span id="L420" class="LineNr"> 420 </span><span class="subxComment"># Beware: assume keys are immutable; they're inserted by reference</span> -<span id="L421" class="LineNr"> 421 </span><span class="subxComment"># TODO: pass in an allocation descriptor</span> -<span id="L422" class="LineNr"> 422 </span><span class="subxFunction">get-or-insert</span>: <span class="subxComment"># table : (address stream {string, _}), key : (address string), row-size : int -> EAX : (address _)</span> -<span id="L423" class="LineNr"> 423 </span> <span class="subxComment"># pseudocode:</span> -<span id="L424" class="LineNr"> 424 </span> <span class="subxComment"># curr = table->data</span> -<span id="L425" class="LineNr"> 425 </span> <span class="subxComment"># max = &table->data[table->write]</span> -<span id="L426" class="LineNr"> 426 </span> <span class="subxComment"># while curr < max</span> -<span id="L427" class="LineNr"> 427 </span> <span class="subxComment"># if string-equal?(key, *curr)</span> -<span id="L428" class="LineNr"> 428 </span> <span class="subxComment"># return curr+4</span> -<span id="L429" class="LineNr"> 429 </span> <span class="subxComment"># curr += row-size</span> -<span id="L430" class="LineNr"> 430 </span> <span class="subxComment"># if table->write >= table->length</span> -<span id="L431" class="LineNr"> 431 </span> <span class="subxComment"># abort</span> -<span id="L432" class="LineNr"> 432 </span> <span class="subxComment"># zero-out(max, row-size)</span> -<span id="L433" class="LineNr"> 433 </span> <span class="subxComment"># *max = key</span> -<span id="L434" class="LineNr"> 434 </span> <span class="subxComment"># table->write += row-size</span> -<span id="L435" class="LineNr"> 435 </span> <span class="subxComment"># return max+4</span> -<span id="L436" class="LineNr"> 436 </span> <span class="subxComment">#</span> -<span id="L437" class="LineNr"> 437 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L438" class="LineNr"> 438 </span> 55/push-EBP -<span id="L439" class="LineNr"> 439 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L440" class="LineNr"> 440 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L441" class="LineNr"> 441 </span> 51/push-ECX -<span id="L442" class="LineNr"> 442 </span> 52/push-EDX -<span id="L443" class="LineNr"> 443 </span> 56/push-ESI -<span id="L444" class="LineNr"> 444 </span> <span class="subxComment"># ESI = table</span> -<span id="L445" class="LineNr"> 445 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L446" class="LineNr"> 446 </span> <span class="subxComment"># curr/ECX = table->data</span> -<span id="L447" class="LineNr"> 447 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to ECX</span> -<span id="L448" class="LineNr"> 448 </span> <span class="subxComment"># max/EDX = table->data + table->write</span> -<span id="L449" class="LineNr"> 449 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L450" class="LineNr"> 450 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX to EDX</span> -<span id="L451" class="LineNr"> 451 </span><span class="Constant">$get-or-insert:search-loop</span>: -<span id="L452" class="LineNr"> 452 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L453" class="LineNr"> 453 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L454" class="LineNr"> 454 </span> 73/jump-if-greater-or-equal-unsigned $get-or-insert:not-found/disp8 -<span id="L455" class="LineNr"> 455 </span> <span class="subxComment"># if (string-equal?(key, *curr)) return curr+4</span> -<span id="L456" class="LineNr"> 456 </span> <span class="subxS1Comment"># . EAX = string-equal?(key, *curr)</span> -<span id="L457" class="LineNr"> 457 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L458" class="LineNr"> 458 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L459" class="LineNr"> 459 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L460" class="LineNr"> 460 </span> <span class="subxS2Comment"># . . call</span> -<span id="L461" class="LineNr"> 461 </span> e8/call <a href='../054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L462" class="LineNr"> 462 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L463" class="LineNr"> 463 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L464" class="LineNr"> 464 </span> <span class="subxS1Comment"># . if (EAX != 0) return EAX = curr+4</span> -<span id="L465" class="LineNr"> 465 </span> 3d/compare-EAX-and 0/imm32 -<span id="L466" class="LineNr"> 466 </span> 74/jump-if-equal $get-or-insert:mismatch/disp8 -<span id="L467" class="LineNr"> 467 </span> 8d/copy-address 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+4 to EAX</span> -<span id="L468" class="LineNr"> 468 </span> eb/jump $get-or-insert:end/disp8 -<span id="L469" class="LineNr"> 469 </span><span class="Constant">$get-or-insert:mismatch</span>: -<span id="L470" class="LineNr"> 470 </span> <span class="subxComment"># curr += row-size</span> -<span id="L471" class="LineNr"> 471 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+16) to ECX</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxComment"># loop</span> -<span id="L473" class="LineNr"> 473 </span> eb/jump $get-or-insert:search-loop/disp8 -<span id="L474" class="LineNr"> 474 </span><span class="Constant">$get-or-insert:not-found</span>: -<span id="L475" class="LineNr"> 475 </span> <span class="subxComment"># result/EAX = 0</span> -<span id="L476" class="LineNr"> 476 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L477" class="LineNr"> 477 </span> <span class="subxComment"># if (table->write >= table->length) abort</span> -<span id="L478" class="LineNr"> 478 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L479" class="LineNr"> 479 </span> 3b/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+8)</span> -<span id="L480" class="LineNr"> 480 </span> 73/jump-if-greater-or-equal-unsigned $get-or-insert:abort/disp8 -<span id="L481" class="LineNr"> 481 </span> <span class="subxComment"># zero-out(max, row-size)</span> -<span id="L482" class="LineNr"> 482 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L483" class="LineNr"> 483 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L484" class="LineNr"> 484 </span> 52/push-EDX -<span id="L485" class="LineNr"> 485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L486" class="LineNr"> 486 </span> e8/call <a href='../076zero-out.subx.html#L8'>zero-out</a>/disp32 -<span id="L487" class="LineNr"> 487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L488" class="LineNr"> 488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L489" class="LineNr"> 489 </span> <span class="subxComment"># *max = key</span> -<span id="L490" class="LineNr"> 490 </span> <span class="subxS1Comment"># . EAX = key</span> -<span id="L491" class="LineNr"> 491 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L492" class="LineNr"> 492 </span> <span class="subxS1Comment"># . *max = EAX</span> -<span id="L493" class="LineNr"> 493 </span> 89/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDX</span> -<span id="L494" class="LineNr"> 494 </span> <span class="subxComment"># table->write += row-size</span> -<span id="L495" class="LineNr"> 495 </span> <span class="subxS1Comment"># . EAX = row-size</span> -<span id="L496" class="LineNr"> 496 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L497" class="LineNr"> 497 </span> <span class="subxS1Comment"># . table->write += EAX</span> -<span id="L498" class="LineNr"> 498 </span> 01/add 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *ESI</span> -<span id="L499" class="LineNr"> 499 </span> <span class="subxComment"># return max+4</span> -<span id="L500" class="LineNr"> 500 </span> <span class="subxS1Comment"># . EAX = max</span> -<span id="L501" class="LineNr"> 501 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to EAX</span> -<span id="L502" class="LineNr"> 502 </span> <span class="subxS1Comment"># . EAX += 4</span> -<span id="L503" class="LineNr"> 503 </span> 05/add-to-EAX 4/imm32 -<span id="L504" class="LineNr"> 504 </span><span class="Constant">$get-or-insert:end</span>: -<span id="L505" class="LineNr"> 505 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L506" class="LineNr"> 506 </span> 5e/pop-to-ESI -<span id="L507" class="LineNr"> 507 </span> 5a/pop-to-EDX -<span id="L508" class="LineNr"> 508 </span> 59/pop-to-ECX -<span id="L509" class="LineNr"> 509 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L510" class="LineNr"> 510 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L511" class="LineNr"> 511 </span> 5d/pop-to-EBP -<span id="L512" class="LineNr"> 512 </span> c3/return -<span id="L513" class="LineNr"> 513 </span> -<span id="L514" class="LineNr"> 514 </span><span class="Constant">$get-or-insert:abort</span>: -<span id="L515" class="LineNr"> 515 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L516" class="LineNr"> 516 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L517" class="LineNr"> 517 </span> 68/push <span class="Constant">"get-or-insert: table is full\n"</span>/imm32 -<span id="L518" class="LineNr"> 518 </span> 68/push 2/imm32/stderr -<span id="L519" class="LineNr"> 519 </span> <span class="subxS2Comment"># . . call</span> -<span id="L520" class="LineNr"> 520 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L521" class="LineNr"> 521 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L522" class="LineNr"> 522 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L523" class="LineNr"> 523 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L524" class="LineNr"> 524 </span> bb/copy-to-EBX 1/imm32 -<span id="L525" class="LineNr"> 525 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L526" class="LineNr"> 526 </span> cd/syscall 0x80/imm8 -<span id="L527" class="LineNr"> 527 </span> <span class="subxComment"># never gets here</span> -<span id="L528" class="LineNr"> 528 </span> -<span id="L529" class="LineNr"> 529 </span><span class="subxTest">test-get-or-insert</span>: -<span id="L530" class="LineNr"> 530 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L531" class="LineNr"> 531 </span> 55/push-EBP -<span id="L532" class="LineNr"> 532 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L533" class="LineNr"> 533 </span> <span class="subxComment"># var table/ECX : (address stream {string, number}) = stream(2 rows * 8 bytes)</span> -<span id="L534" class="LineNr"> 534 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L535" class="LineNr"> 535 </span> 68/push 0x10/imm32/length -<span id="L536" class="LineNr"> 536 </span> 68/push 0/imm32/read -<span id="L537" class="LineNr"> 537 </span> 68/push 0/imm32/write -<span id="L538" class="LineNr"> 538 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L539" class="LineNr"> 539 </span><span class="Constant">$test-get-or-insert:first-call</span>: -<span id="L540" class="LineNr"> 540 </span> <span class="subxH1Comment"># - start with an empty table, insert one key, verify that it was inserted</span> -<span id="L541" class="LineNr"> 541 </span> <span class="subxComment"># EAX = get-or-insert(table, "code", 8 bytes per row)</span> -<span id="L542" class="LineNr"> 542 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L543" class="LineNr"> 543 </span> 68/push 8/imm32/row-size -<span id="L544" class="LineNr"> 544 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L545" class="LineNr"> 545 </span> 51/push-ECX -<span id="L546" class="LineNr"> 546 </span> <span class="subxS2Comment"># . . call</span> -<span id="L547" class="LineNr"> 547 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L548" class="LineNr"> 548 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L549" class="LineNr"> 549 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L550" class="LineNr"> 550 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg) # first row's value slot returned</span> -<span id="L551" class="LineNr"> 551 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L552" class="LineNr"> 552 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L553" class="LineNr"> 553 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/0"</span>/imm32 -<span id="L554" class="LineNr"> 554 </span> 68/push 0x10/imm32 -<span id="L555" class="LineNr"> 555 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L556" class="LineNr"> 556 </span> 50/push-EAX -<span id="L557" class="LineNr"> 557 </span> <span class="subxS2Comment"># . . call</span> -<span id="L558" class="LineNr"> 558 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L559" class="LineNr"> 559 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L560" class="LineNr"> 560 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L561" class="LineNr"> 561 </span><span class="Constant">$test-get-or-insert:check2</span>: -<span id="L562" class="LineNr"> 562 </span> <span class="subxComment"># check-ints-equal(table->write, row-size = 8, msg)</span> -<span id="L563" class="LineNr"> 563 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L564" class="LineNr"> 564 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/1"</span>/imm32 -<span id="L565" class="LineNr"> 565 </span> 68/push 8/imm32/row-size -<span id="L566" class="LineNr"> 566 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L567" class="LineNr"> 567 </span> <span class="subxS2Comment"># . . call</span> -<span id="L568" class="LineNr"> 568 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L569" class="LineNr"> 569 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L570" class="LineNr"> 570 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L571" class="LineNr"> 571 </span> <span class="subxComment"># check-string-equal(*table->data, "code", msg)</span> -<span id="L572" class="LineNr"> 572 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L573" class="LineNr"> 573 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/2"</span>/imm32 -<span id="L574" class="LineNr"> 574 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L575" class="LineNr"> 575 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+12)</span> -<span id="L576" class="LineNr"> 576 </span> <span class="subxS2Comment"># . . call</span> -<span id="L577" class="LineNr"> 577 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L578" class="LineNr"> 578 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L579" class="LineNr"> 579 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L580" class="LineNr"> 580 </span><span class="Constant">$test-get-or-insert:second-call</span>: -<span id="L581" class="LineNr"> 581 </span> <span class="subxH1Comment"># - insert the same key again, verify that it was reused</span> -<span id="L582" class="LineNr"> 582 </span> <span class="subxComment"># EAX = get-or-insert(table, "code", 8 bytes per row)</span> -<span id="L583" class="LineNr"> 583 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L584" class="LineNr"> 584 </span> 68/push 8/imm32/row-size -<span id="L585" class="LineNr"> 585 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L586" class="LineNr"> 586 </span> 51/push-ECX -<span id="L587" class="LineNr"> 587 </span> <span class="subxS2Comment"># . . call</span> -<span id="L588" class="LineNr"> 588 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L589" class="LineNr"> 589 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L590" class="LineNr"> 590 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L591" class="LineNr"> 591 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg)</span> -<span id="L592" class="LineNr"> 592 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L593" class="LineNr"> 593 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L594" class="LineNr"> 594 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/3"</span>/imm32 -<span id="L595" class="LineNr"> 595 </span> 68/push 0x10/imm32 -<span id="L596" class="LineNr"> 596 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L597" class="LineNr"> 597 </span> 50/push-EAX -<span id="L598" class="LineNr"> 598 </span> <span class="subxS2Comment"># . . call</span> -<span id="L599" class="LineNr"> 599 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L600" class="LineNr"> 600 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L601" class="LineNr"> 601 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L602" class="LineNr"> 602 </span> <span class="subxComment"># no new row inserted</span> -<span id="L603" class="LineNr"> 603 </span> <span class="subxS1Comment"># . check-ints-equal(table->write, row-size = 8, msg)</span> -<span id="L604" class="LineNr"> 604 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L605" class="LineNr"> 605 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/4"</span>/imm32 -<span id="L606" class="LineNr"> 606 </span> 68/push 8/imm32/row-size -<span id="L607" class="LineNr"> 607 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L608" class="LineNr"> 608 </span> <span class="subxS2Comment"># . . call</span> -<span id="L609" class="LineNr"> 609 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L610" class="LineNr"> 610 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L611" class="LineNr"> 611 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L612" class="LineNr"> 612 </span> <span class="subxComment"># check-string-equal(*table->data, "code", msg)</span> -<span id="L613" class="LineNr"> 613 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L614" class="LineNr"> 614 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/5"</span>/imm32 -<span id="L615" class="LineNr"> 615 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L616" class="LineNr"> 616 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+12)</span> -<span id="L617" class="LineNr"> 617 </span> <span class="subxS2Comment"># . . call</span> -<span id="L618" class="LineNr"> 618 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L619" class="LineNr"> 619 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L620" class="LineNr"> 620 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L621" class="LineNr"> 621 </span><span class="Constant">$test-get-or-insert:third-call</span>: -<span id="L622" class="LineNr"> 622 </span> <span class="subxH1Comment"># - insert a new key, verify that it was inserted</span> -<span id="L623" class="LineNr"> 623 </span> <span class="subxComment"># EAX = get-or-insert(table, "data", 8 bytes per row)</span> -<span id="L624" class="LineNr"> 624 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L625" class="LineNr"> 625 </span> 68/push 8/imm32/row-size -<span id="L626" class="LineNr"> 626 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L627" class="LineNr"> 627 </span> 51/push-ECX -<span id="L628" class="LineNr"> 628 </span> <span class="subxS2Comment"># . . call</span> -<span id="L629" class="LineNr"> 629 </span> e8/call <a href='subx-common.subx.html#L422'>get-or-insert</a>/disp32 -<span id="L630" class="LineNr"> 630 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L631" class="LineNr"> 631 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L632" class="LineNr"> 632 </span> <span class="subxComment"># table gets a new row</span> -<span id="L633" class="LineNr"> 633 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 12, msg) # second row's value slot returned</span> -<span id="L634" class="LineNr"> 634 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 24, msg)</span> -<span id="L635" class="LineNr"> 635 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L636" class="LineNr"> 636 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/6"</span>/imm32 -<span id="L637" class="LineNr"> 637 </span> 68/push 0x18/imm32 -<span id="L638" class="LineNr"> 638 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L639" class="LineNr"> 639 </span> 50/push-EAX -<span id="L640" class="LineNr"> 640 </span> <span class="subxS2Comment"># . . call</span> -<span id="L641" class="LineNr"> 641 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L642" class="LineNr"> 642 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L643" class="LineNr"> 643 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L644" class="LineNr"> 644 </span> <span class="subxComment"># check-ints-equal(table->write, 2 rows = 16, msg)</span> -<span id="L645" class="LineNr"> 645 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L646" class="LineNr"> 646 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/7"</span>/imm32 -<span id="L647" class="LineNr"> 647 </span> 68/push 0x10/imm32/two-rows -<span id="L648" class="LineNr"> 648 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L649" class="LineNr"> 649 </span> <span class="subxS2Comment"># . . call</span> -<span id="L650" class="LineNr"> 650 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L651" class="LineNr"> 651 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L652" class="LineNr"> 652 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L653" class="LineNr"> 653 </span> <span class="subxComment"># check-string-equal(*table->data+8, "data", msg)</span> -<span id="L654" class="LineNr"> 654 </span> <span class="subxComment"># check-string-equal(*(table+20), "data", msg)</span> -<span id="L655" class="LineNr"> 655 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L656" class="LineNr"> 656 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L529'>test-get-or-insert</a>/8"</span>/imm32 -<span id="L657" class="LineNr"> 657 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L658" class="LineNr"> 658 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+20)</span> -<span id="L659" class="LineNr"> 659 </span> <span class="subxS2Comment"># . . call</span> -<span id="L660" class="LineNr"> 660 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L661" class="LineNr"> 661 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L662" class="LineNr"> 662 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L663" class="LineNr"> 663 </span><span class="Constant">$test-get-or-insert:end</span>: -<span id="L664" class="LineNr"> 664 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L665" class="LineNr"> 665 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L666" class="LineNr"> 666 </span> 5d/pop-to-EBP -<span id="L667" class="LineNr"> 667 </span> c3/return -<span id="L668" class="LineNr"> 668 </span> -<span id="L669" class="LineNr"> 669 </span><span class="subxComment"># 'table' is a stream of (key, value) rows</span> -<span id="L670" class="LineNr"> 670 </span><span class="subxComment"># keys are always strings (addresses; size 4 bytes)</span> -<span id="L671" class="LineNr"> 671 </span><span class="subxComment"># values may be any type, but rows (key+value) always occupy 'row-size' bytes</span> -<span id="L672" class="LineNr"> 672 </span><span class="subxComment"># scan 'table' for a row with a key 'key' and return the address of the corresponding value</span> -<span id="L673" class="LineNr"> 673 </span><span class="subxComment"># if no row is found, save 'key' in the next available row</span> -<span id="L674" class="LineNr"> 674 </span><span class="subxComment"># if there are no rows free, abort</span> -<span id="L675" class="LineNr"> 675 </span><span class="subxComment"># WARNING: leaks memory</span> -<span id="L676" class="LineNr"> 676 </span><span class="subxComment"># TODO: pass in an allocation descriptor</span> -<span id="L677" class="LineNr"> 677 </span><span class="subxFunction">leaky-get-or-insert-slice</span>: <span class="subxComment"># table : (address stream {string, _}), key : (address slice), row-size : int -> EAX : (address _)</span> -<span id="L678" class="LineNr"> 678 </span> <span class="subxComment"># pseudocode:</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxComment"># curr = table->data</span> -<span id="L680" class="LineNr"> 680 </span> <span class="subxComment"># max = &table->data[table->write]</span> -<span id="L681" class="LineNr"> 681 </span> <span class="subxComment"># while curr < max</span> -<span id="L682" class="LineNr"> 682 </span> <span class="subxComment"># if slice-equal?(key, *curr)</span> -<span id="L683" class="LineNr"> 683 </span> <span class="subxComment"># return curr+4</span> -<span id="L684" class="LineNr"> 684 </span> <span class="subxComment"># curr += row-size</span> -<span id="L685" class="LineNr"> 685 </span> <span class="subxComment"># if table->write >= table->length</span> -<span id="L686" class="LineNr"> 686 </span> <span class="subxComment"># abort</span> -<span id="L687" class="LineNr"> 687 </span> <span class="subxComment"># zero-out(max, row-size)</span> -<span id="L688" class="LineNr"> 688 </span> <span class="subxComment"># *max = slice-to-string(Heap, key)</span> -<span id="L689" class="LineNr"> 689 </span> <span class="subxComment"># table->write += row-size</span> -<span id="L690" class="LineNr"> 690 </span> <span class="subxComment"># return max+4</span> -<span id="L691" class="LineNr"> 691 </span> <span class="subxComment">#</span> -<span id="L692" class="LineNr"> 692 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L693" class="LineNr"> 693 </span> 55/push-EBP -<span id="L694" class="LineNr"> 694 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L695" class="LineNr"> 695 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L696" class="LineNr"> 696 </span> 51/push-ECX -<span id="L697" class="LineNr"> 697 </span> 52/push-EDX -<span id="L698" class="LineNr"> 698 </span> 56/push-ESI -<span id="L699" class="LineNr"> 699 </span> <span class="subxComment"># ESI = table</span> -<span id="L700" class="LineNr"> 700 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L701" class="LineNr"> 701 </span> <span class="subxComment"># curr/ECX = table->data</span> -<span id="L702" class="LineNr"> 702 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to ECX</span> -<span id="L703" class="LineNr"> 703 </span> <span class="subxComment"># max/EDX = table->data + table->write</span> -<span id="L704" class="LineNr"> 704 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDX</span> -<span id="L705" class="LineNr"> 705 </span> 8d/copy-address 0/mod/indirect 4/rm32/sib 1/base/ECX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX+EDX to EDX</span> -<span id="L706" class="LineNr"> 706 </span><span class="Constant">$leaky-get-or-insert-slice:search-loop</span>: -<span id="L707" class="LineNr"> 707 </span> <span class="subxComment"># if (curr >= max) break</span> -<span id="L708" class="LineNr"> 708 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L709" class="LineNr"> 709 </span> 73/jump-if-greater-or-equal-unsigned $leaky-get-or-insert-slice:not-found/disp8 -<span id="L710" class="LineNr"> 710 </span> <span class="subxComment"># if (slice-equal?(key, *curr)) return curr+4</span> -<span id="L711" class="LineNr"> 711 </span> <span class="subxS1Comment"># . EAX = slice-equal?(key, *curr)</span> -<span id="L712" class="LineNr"> 712 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L713" class="LineNr"> 713 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L714" class="LineNr"> 714 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L715" class="LineNr"> 715 </span> <span class="subxS2Comment"># . . call</span> -<span id="L716" class="LineNr"> 716 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L717" class="LineNr"> 717 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L718" class="LineNr"> 718 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L719" class="LineNr"> 719 </span> <span class="subxS1Comment"># . if (EAX != 0) return EAX = curr+4</span> -<span id="L720" class="LineNr"> 720 </span> 3d/compare-EAX-and 0/imm32 -<span id="L721" class="LineNr"> 721 </span> 74/jump-if-equal $leaky-get-or-insert-slice:mismatch/disp8 -<span id="L722" class="LineNr"> 722 </span> 8d/copy-address 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ECX+4 to EAX</span> -<span id="L723" class="LineNr"> 723 </span> eb/jump $leaky-get-or-insert-slice:end/disp8 -<span id="L724" class="LineNr"> 724 </span><span class="Constant">$leaky-get-or-insert-slice:mismatch</span>: -<span id="L725" class="LineNr"> 725 </span> <span class="subxComment"># curr += row-size</span> -<span id="L726" class="LineNr"> 726 </span> 03/add 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EBP+16) to ECX</span> -<span id="L727" class="LineNr"> 727 </span> <span class="subxComment"># loop</span> -<span id="L728" class="LineNr"> 728 </span> eb/jump $leaky-get-or-insert-slice:search-loop/disp8 -<span id="L729" class="LineNr"> 729 </span><span class="Constant">$leaky-get-or-insert-slice:not-found</span>: -<span id="L730" class="LineNr"> 730 </span> <span class="subxComment"># result/EAX = 0</span> -<span id="L731" class="LineNr"> 731 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L732" class="LineNr"> 732 </span> <span class="subxComment"># if (table->write >= table->length) abort</span> -<span id="L733" class="LineNr"> 733 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L734" class="LineNr"> 734 </span> 3b/compare 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ECX with *(ESI+8)</span> -<span id="L735" class="LineNr"> 735 </span> 7d/jump-if-greater-or-equal $leaky-get-or-insert-slice:abort/disp8 -<span id="L736" class="LineNr"> 736 </span> <span class="subxComment"># zero-out(max, row-size)</span> -<span id="L737" class="LineNr"> 737 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L738" class="LineNr"> 738 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L739" class="LineNr"> 739 </span> 52/push-EDX -<span id="L740" class="LineNr"> 740 </span> <span class="subxS2Comment"># . . call</span> -<span id="L741" class="LineNr"> 741 </span> e8/call <a href='../076zero-out.subx.html#L8'>zero-out</a>/disp32 -<span id="L742" class="LineNr"> 742 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L743" class="LineNr"> 743 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L744" class="LineNr"> 744 </span> <span class="subxComment"># *max = slice-to-string(Heap, key)</span> -<span id="L745" class="LineNr"> 745 </span> <span class="subxS1Comment"># . EAX = slice-to-string(Heap, key)</span> -<span id="L746" class="LineNr"> 746 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L747" class="LineNr"> 747 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L748" class="LineNr"> 748 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L749" class="LineNr"> 749 </span> <span class="subxS2Comment"># . . call</span> -<span id="L750" class="LineNr"> 750 </span> e8/call <a href='../072slice.subx.html#L1015'>slice-to-string</a>/disp32 -<span id="L751" class="LineNr"> 751 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L752" class="LineNr"> 752 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L753" class="LineNr"> 753 </span> <span class="subxS1Comment"># . *max = EAX</span> -<span id="L754" class="LineNr"> 754 </span> 89/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDX</span> -<span id="L755" class="LineNr"> 755 </span> <span class="subxComment"># table->write += row-size</span> -<span id="L756" class="LineNr"> 756 </span> <span class="subxS1Comment"># . EAX = row-size</span> -<span id="L757" class="LineNr"> 757 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L758" class="LineNr"> 758 </span> <span class="subxS1Comment"># . table->write += EAX</span> -<span id="L759" class="LineNr"> 759 </span> 01/add 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to *ESI</span> -<span id="L760" class="LineNr"> 760 </span> <span class="subxComment"># return max+4</span> -<span id="L761" class="LineNr"> 761 </span> <span class="subxS1Comment"># . EAX = max</span> -<span id="L762" class="LineNr"> 762 </span> 89/copy 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EDX to EAX</span> -<span id="L763" class="LineNr"> 763 </span> <span class="subxS1Comment"># . EAX += 4</span> -<span id="L764" class="LineNr"> 764 </span> 05/add-to-EAX 4/imm32 -<span id="L765" class="LineNr"> 765 </span><span class="Constant">$leaky-get-or-insert-slice:end</span>: -<span id="L766" class="LineNr"> 766 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L767" class="LineNr"> 767 </span> 5e/pop-to-ESI -<span id="L768" class="LineNr"> 768 </span> 5a/pop-to-EDX -<span id="L769" class="LineNr"> 769 </span> 59/pop-to-ECX -<span id="L770" class="LineNr"> 770 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L771" class="LineNr"> 771 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L772" class="LineNr"> 772 </span> 5d/pop-to-EBP -<span id="L773" class="LineNr"> 773 </span> c3/return -<span id="L774" class="LineNr"> 774 </span> -<span id="L775" class="LineNr"> 775 </span><span class="Constant">$leaky-get-or-insert-slice:abort</span>: -<span id="L776" class="LineNr"> 776 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L777" class="LineNr"> 777 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L778" class="LineNr"> 778 </span> 68/push <span class="Constant">"leaky-get-or-insert-slice: table is full\n"</span>/imm32 -<span id="L779" class="LineNr"> 779 </span> 68/push 2/imm32/stderr -<span id="L780" class="LineNr"> 780 </span> <span class="subxS2Comment"># . . call</span> -<span id="L781" class="LineNr"> 781 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L782" class="LineNr"> 782 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L783" class="LineNr"> 783 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L784" class="LineNr"> 784 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L785" class="LineNr"> 785 </span> bb/copy-to-EBX 1/imm32 -<span id="L786" class="LineNr"> 786 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L787" class="LineNr"> 787 </span> cd/syscall 0x80/imm8 -<span id="L788" class="LineNr"> 788 </span> <span class="subxComment"># never gets here</span> -<span id="L789" class="LineNr"> 789 </span> -<span id="L790" class="LineNr"> 790 </span><span class="subxTest">test-leaky-get-or-insert-slice</span>: -<span id="L791" class="LineNr"> 791 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L792" class="LineNr"> 792 </span> 55/push-EBP -<span id="L793" class="LineNr"> 793 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L794" class="LineNr"> 794 </span> <span class="subxComment"># var table/ECX : (address stream {string, number}) = stream(2 rows * 8 bytes)</span> -<span id="L795" class="LineNr"> 795 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L796" class="LineNr"> 796 </span> 68/push 0x10/imm32/length -<span id="L797" class="LineNr"> 797 </span> 68/push 0/imm32/read -<span id="L798" class="LineNr"> 798 </span> 68/push 0/imm32/write -<span id="L799" class="LineNr"> 799 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L800" class="LineNr"> 800 </span> <span class="subxComment"># (EAX..EDX) = "code"</span> -<span id="L801" class="LineNr"> 801 </span> b8/copy-to-EAX <span class="Constant">"code"</span>/imm32 -<span id="L802" class="LineNr"> 802 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EDX</span> -<span id="L803" class="LineNr"> 803 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+EDX+4 to EDX</span> -<span id="L804" class="LineNr"> 804 </span> 05/add-to-EAX 4/imm32 -<span id="L805" class="LineNr"> 805 </span> <span class="subxComment"># var slice/EDX = {EAX, EDX}</span> -<span id="L806" class="LineNr"> 806 </span> 52/push-EDX -<span id="L807" class="LineNr"> 807 </span> 50/push-EAX -<span id="L808" class="LineNr"> 808 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L809" class="LineNr"> 809 </span><span class="Constant">$test-leaky-get-or-insert-slice:first-call</span>: -<span id="L810" class="LineNr"> 810 </span> <span class="subxH1Comment"># - start with an empty table, insert one key, verify that it was inserted</span> -<span id="L811" class="LineNr"> 811 </span> <span class="subxComment"># EAX = leaky-get-or-insert-slice(table, "code" slice, 8 bytes per row)</span> -<span id="L812" class="LineNr"> 812 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L813" class="LineNr"> 813 </span> 68/push 8/imm32/row-size -<span id="L814" class="LineNr"> 814 </span> 52/push-EDX -<span id="L815" class="LineNr"> 815 </span> 51/push-ECX -<span id="L816" class="LineNr"> 816 </span> <span class="subxS2Comment"># . . call</span> -<span id="L817" class="LineNr"> 817 </span> e8/call <a href='subx-common.subx.html#L677'>leaky-get-or-insert-slice</a>/disp32 -<span id="L818" class="LineNr"> 818 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L819" class="LineNr"> 819 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L820" class="LineNr"> 820 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg) # first row's value slot returned</span> -<span id="L821" class="LineNr"> 821 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L822" class="LineNr"> 822 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L823" class="LineNr"> 823 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/0"</span>/imm32 -<span id="L824" class="LineNr"> 824 </span> 68/push 0x10/imm32 -<span id="L825" class="LineNr"> 825 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L826" class="LineNr"> 826 </span> 50/push-EAX -<span id="L827" class="LineNr"> 827 </span> <span class="subxS2Comment"># . . call</span> -<span id="L828" class="LineNr"> 828 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L829" class="LineNr"> 829 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L830" class="LineNr"> 830 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L831" class="LineNr"> 831 </span><span class="Constant">$test-leaky-get-or-insert-slice:check2</span>: -<span id="L832" class="LineNr"> 832 </span> <span class="subxComment"># check-ints-equal(table->write, row-size = 8, msg)</span> -<span id="L833" class="LineNr"> 833 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L834" class="LineNr"> 834 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/1"</span>/imm32 -<span id="L835" class="LineNr"> 835 </span> 68/push 8/imm32/row-size -<span id="L836" class="LineNr"> 836 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L837" class="LineNr"> 837 </span> <span class="subxS2Comment"># . . call</span> -<span id="L838" class="LineNr"> 838 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L839" class="LineNr"> 839 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L840" class="LineNr"> 840 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L841" class="LineNr"> 841 </span> <span class="subxComment"># check-string-equal(*table->data, "code", msg)</span> -<span id="L842" class="LineNr"> 842 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L843" class="LineNr"> 843 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/2"</span>/imm32 -<span id="L844" class="LineNr"> 844 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L845" class="LineNr"> 845 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+12)</span> -<span id="L846" class="LineNr"> 846 </span> <span class="subxS2Comment"># . . call</span> -<span id="L847" class="LineNr"> 847 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L848" class="LineNr"> 848 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L849" class="LineNr"> 849 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L850" class="LineNr"> 850 </span><span class="Constant">$test-leaky-get-or-insert-slice:second-call</span>: -<span id="L851" class="LineNr"> 851 </span> <span class="subxH1Comment"># - insert the same key again, verify that it was reused</span> -<span id="L852" class="LineNr"> 852 </span> <span class="subxComment"># EAX = leaky-get-or-insert-slice(table, "code" slice, 8 bytes per row)</span> -<span id="L853" class="LineNr"> 853 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L854" class="LineNr"> 854 </span> 68/push 8/imm32/row-size -<span id="L855" class="LineNr"> 855 </span> 52/push-EDX -<span id="L856" class="LineNr"> 856 </span> 51/push-ECX -<span id="L857" class="LineNr"> 857 </span> <span class="subxS2Comment"># . . call</span> -<span id="L858" class="LineNr"> 858 </span> e8/call <a href='subx-common.subx.html#L677'>leaky-get-or-insert-slice</a>/disp32 -<span id="L859" class="LineNr"> 859 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L860" class="LineNr"> 860 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L861" class="LineNr"> 861 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 4, msg)</span> -<span id="L862" class="LineNr"> 862 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 16, msg)</span> -<span id="L863" class="LineNr"> 863 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L864" class="LineNr"> 864 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/3"</span>/imm32 -<span id="L865" class="LineNr"> 865 </span> 68/push 0x10/imm32 -<span id="L866" class="LineNr"> 866 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L867" class="LineNr"> 867 </span> 50/push-EAX -<span id="L868" class="LineNr"> 868 </span> <span class="subxS2Comment"># . . call</span> -<span id="L869" class="LineNr"> 869 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L870" class="LineNr"> 870 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L871" class="LineNr"> 871 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L872" class="LineNr"> 872 </span> <span class="subxComment"># no new row inserted</span> -<span id="L873" class="LineNr"> 873 </span> <span class="subxS1Comment"># . check-ints-equal(table->write, row-size = 8, msg)</span> -<span id="L874" class="LineNr"> 874 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L875" class="LineNr"> 875 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/4"</span>/imm32 -<span id="L876" class="LineNr"> 876 </span> 68/push 8/imm32/row-size -<span id="L877" class="LineNr"> 877 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L878" class="LineNr"> 878 </span> <span class="subxS2Comment"># . . call</span> -<span id="L879" class="LineNr"> 879 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L880" class="LineNr"> 880 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L881" class="LineNr"> 881 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L882" class="LineNr"> 882 </span> <span class="subxComment"># check-string-equal(*table->data, "code", msg)</span> -<span id="L883" class="LineNr"> 883 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L884" class="LineNr"> 884 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/5"</span>/imm32 -<span id="L885" class="LineNr"> 885 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L886" class="LineNr"> 886 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+12)</span> -<span id="L887" class="LineNr"> 887 </span> <span class="subxS2Comment"># . . call</span> -<span id="L888" class="LineNr"> 888 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L889" class="LineNr"> 889 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L890" class="LineNr"> 890 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L891" class="LineNr"> 891 </span><span class="Constant">$test-leaky-get-or-insert-slice:third-call</span>: -<span id="L892" class="LineNr"> 892 </span> <span class="subxH1Comment"># - insert a new key, verify that it was inserted</span> -<span id="L893" class="LineNr"> 893 </span> <span class="subxComment"># (EAX..EDX) = "data"</span> -<span id="L894" class="LineNr"> 894 </span> b8/copy-to-EAX <span class="Constant">"data"</span>/imm32 -<span id="L895" class="LineNr"> 895 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EDX</span> -<span id="L896" class="LineNr"> 896 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+EDX+4 to EDX</span> -<span id="L897" class="LineNr"> 897 </span> 05/add-to-EAX 4/imm32 -<span id="L898" class="LineNr"> 898 </span> <span class="subxComment"># var slice/EDX = {EAX, EDX}</span> -<span id="L899" class="LineNr"> 899 </span> 52/push-EDX -<span id="L900" class="LineNr"> 900 </span> 50/push-EAX -<span id="L901" class="LineNr"> 901 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L902" class="LineNr"> 902 </span> <span class="subxComment"># EAX = leaky-get-or-insert-slice(table, "data" slice, 8 bytes per row)</span> -<span id="L903" class="LineNr"> 903 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L904" class="LineNr"> 904 </span> 68/push 8/imm32/row-size -<span id="L905" class="LineNr"> 905 </span> 52/push-EDX -<span id="L906" class="LineNr"> 906 </span> 51/push-ECX -<span id="L907" class="LineNr"> 907 </span> <span class="subxS2Comment"># . . call</span> -<span id="L908" class="LineNr"> 908 </span> e8/call <a href='subx-common.subx.html#L677'>leaky-get-or-insert-slice</a>/disp32 -<span id="L909" class="LineNr"> 909 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L910" class="LineNr"> 910 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L911" class="LineNr"> 911 </span> <span class="subxComment"># table gets a new row</span> -<span id="L912" class="LineNr"> 912 </span> <span class="subxComment"># check-ints-equal(EAX - table->data, 12, msg) # second row's value slot returned</span> -<span id="L913" class="LineNr"> 913 </span> <span class="subxS1Comment"># . check-ints-equal(EAX - table, 24, msg)</span> -<span id="L914" class="LineNr"> 914 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L915" class="LineNr"> 915 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/6"</span>/imm32 -<span id="L916" class="LineNr"> 916 </span> 68/push 0x18/imm32 -<span id="L917" class="LineNr"> 917 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L918" class="LineNr"> 918 </span> 50/push-EAX -<span id="L919" class="LineNr"> 919 </span> <span class="subxS2Comment"># . . call</span> -<span id="L920" class="LineNr"> 920 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L921" class="LineNr"> 921 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L922" class="LineNr"> 922 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L923" class="LineNr"> 923 </span> <span class="subxComment"># check-ints-equal(table->write, 2 rows = 16, msg)</span> -<span id="L924" class="LineNr"> 924 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L925" class="LineNr"> 925 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/7"</span>/imm32 -<span id="L926" class="LineNr"> 926 </span> 68/push 0x10/imm32/two-rows -<span id="L927" class="LineNr"> 927 </span> ff 6/subop/push 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ECX</span> -<span id="L928" class="LineNr"> 928 </span> <span class="subxS2Comment"># . . call</span> -<span id="L929" class="LineNr"> 929 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L930" class="LineNr"> 930 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L931" class="LineNr"> 931 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L932" class="LineNr"> 932 </span> <span class="subxComment"># check-string-equal(*table->data+8, "data", msg)</span> -<span id="L933" class="LineNr"> 933 </span> <span class="subxComment"># check-string-equal(*(table+20), "data", msg)</span> -<span id="L934" class="LineNr"> 934 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L935" class="LineNr"> 935 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L790'>test-leaky-get-or-insert-slice</a>/8"</span>/imm32 -<span id="L936" class="LineNr"> 936 </span> 68/push <span class="Constant">"data"</span>/imm32 -<span id="L937" class="LineNr"> 937 </span> ff 6/subop/push 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ECX+20)</span> -<span id="L938" class="LineNr"> 938 </span> <span class="subxS2Comment"># . . call</span> -<span id="L939" class="LineNr"> 939 </span> e8/call <a href='../054string-equal.subx.html#L178'>check-string-equal</a>/disp32 -<span id="L940" class="LineNr"> 940 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L941" class="LineNr"> 941 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L942" class="LineNr"> 942 </span><span class="Constant">$test-leaky-get-or-insert-slice:end</span>: -<span id="L943" class="LineNr"> 943 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L944" class="LineNr"> 944 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L945" class="LineNr"> 945 </span> 5d/pop-to-EBP -<span id="L946" class="LineNr"> 946 </span> c3/return -<span id="L947" class="LineNr"> 947 </span> -<span id="L948" class="LineNr"> 948 </span><span class="subxComment"># (re)compute the bounds of the next word in the line</span> -<span id="L949" class="LineNr"> 949 </span><span class="subxComment"># return empty string on reaching end of file</span> -<span id="L950" class="LineNr"> 950 </span><span class="subxFunction">next-word</span>: <span class="subxComment"># line : (address stream byte), out : (address slice)</span> -<span id="L951" class="LineNr"> 951 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L952" class="LineNr"> 952 </span> 55/push-EBP -<span id="L953" class="LineNr"> 953 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L954" class="LineNr"> 954 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L955" class="LineNr"> 955 </span> 50/push-EAX -<span id="L956" class="LineNr"> 956 </span> 51/push-ECX -<span id="L957" class="LineNr"> 957 </span> 56/push-ESI -<span id="L958" class="LineNr"> 958 </span> 57/push-EDI -<span id="L959" class="LineNr"> 959 </span> <span class="subxComment"># ESI = line</span> -<span id="L960" class="LineNr"> 960 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L961" class="LineNr"> 961 </span> <span class="subxComment"># EDI = out</span> -<span id="L962" class="LineNr"> 962 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDI</span> -<span id="L963" class="LineNr"> 963 </span> <span class="subxComment"># skip-chars-matching(line, ' ')</span> -<span id="L964" class="LineNr"> 964 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L965" class="LineNr"> 965 </span> 68/push 0x20/imm32/space -<span id="L966" class="LineNr"> 966 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L967" class="LineNr"> 967 </span> <span class="subxS2Comment"># . . call</span> -<span id="L968" class="LineNr"> 968 </span> e8/call <a href='../073next-token.subx.html#L341'>skip-chars-matching</a>/disp32 -<span id="L969" class="LineNr"> 969 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L970" class="LineNr"> 970 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L971" class="LineNr"> 971 </span><span class="Constant">$next-word:check0</span>: -<span id="L972" class="LineNr"> 972 </span> <span class="subxComment"># if (line->read >= line->write) clear out and return</span> -<span id="L973" class="LineNr"> 973 </span> <span class="subxS1Comment"># . EAX = line->read</span> -<span id="L974" class="LineNr"> 974 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L975" class="LineNr"> 975 </span> <span class="subxS1Comment"># . if (EAX < line->write) goto next check</span> -<span id="L976" class="LineNr"> 976 </span> 3b/compare 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with *ESI</span> -<span id="L977" class="LineNr"> 977 </span> 7c/jump-if-lesser $next-word:check-for-comment/disp8 -<span id="L978" class="LineNr"> 978 </span> <span class="subxS1Comment"># . return out = {0, 0}</span> -<span id="L979" class="LineNr"> 979 </span> c7 0/subop/copy 0/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *EDI</span> -<span id="L980" class="LineNr"> 980 </span> c7 0/subop/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(EDI+4)</span> -<span id="L981" class="LineNr"> 981 </span> eb/jump $next-word:end/disp8 -<span id="L982" class="LineNr"> 982 </span><span class="Constant">$next-word:check-for-comment</span>: -<span id="L983" class="LineNr"> 983 </span> <span class="subxComment"># out->start = &line->data[line->read]</span> -<span id="L984" class="LineNr"> 984 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L985" class="LineNr"> 985 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L986" class="LineNr"> 986 </span> 89/copy 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EDI</span> -<span id="L987" class="LineNr"> 987 </span> <span class="subxComment"># if (line->data[line->read] == '#') out->end = &line->data[line->write]), skip rest of stream and return</span> -<span id="L988" class="LineNr"> 988 </span> <span class="subxS1Comment"># . EAX = line->data[line->read]</span> -<span id="L989" class="LineNr"> 989 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L990" class="LineNr"> 990 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ESI+ECX+12) to AL</span> -<span id="L991" class="LineNr"> 991 </span> <span class="subxS1Comment"># . compare</span> -<span id="L992" class="LineNr"> 992 </span> 3d/compare-EAX-and 0x23/imm32/pound -<span id="L993" class="LineNr"> 993 </span> 75/jump-if-not-equal $next-word:regular-word/disp8 -<span id="L994" class="LineNr"> 994 </span><span class="Constant">$next-word:comment</span>: -<span id="L995" class="LineNr"> 995 </span> <span class="subxS1Comment"># . out->end = &line->data[line->write]</span> -<span id="L996" class="LineNr"> 996 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L997" class="LineNr"> 997 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L998" class="LineNr"> 998 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L999" class="LineNr"> 999 </span> <span class="subxS1Comment"># . line->read = line->write</span> -<span id="L1000" class="LineNr">1000 </span> 89/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(ESI+4)</span> -<span id="L1001" class="LineNr">1001 </span> <span class="subxS1Comment"># . return</span> -<span id="L1002" class="LineNr">1002 </span> eb/jump $next-word:end/disp8 -<span id="L1003" class="LineNr">1003 </span><span class="Constant">$next-word:regular-word</span>: -<span id="L1004" class="LineNr">1004 </span> <span class="subxComment"># otherwise skip-chars-not-matching-whitespace(line) # including trailing newline</span> -<span id="L1005" class="LineNr">1005 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1006" class="LineNr">1006 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1007" class="LineNr">1007 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1008" class="LineNr">1008 </span> e8/call <a href='../073next-token.subx.html#L627'>skip-chars-not-matching-whitespace</a>/disp32 -<span id="L1009" class="LineNr">1009 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1010" class="LineNr">1010 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1011" class="LineNr">1011 </span> <span class="subxComment"># out->end = &line->data[line->read]</span> -<span id="L1012" class="LineNr">1012 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to ECX</span> -<span id="L1013" class="LineNr">1013 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+ECX+12 to EAX</span> -<span id="L1014" class="LineNr">1014 </span> 89/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EDI+4)</span> -<span id="L1015" class="LineNr">1015 </span><span class="Constant">$next-word:end</span>: -<span id="L1016" class="LineNr">1016 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1017" class="LineNr">1017 </span> 5f/pop-to-EDI -<span id="L1018" class="LineNr">1018 </span> 5e/pop-to-ESI -<span id="L1019" class="LineNr">1019 </span> 59/pop-to-ECX -<span id="L1020" class="LineNr">1020 </span> 58/pop-to-EAX -<span id="L1021" class="LineNr">1021 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1022" class="LineNr">1022 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1023" class="LineNr">1023 </span> 5d/pop-to-EBP -<span id="L1024" class="LineNr">1024 </span> c3/return -<span id="L1025" class="LineNr">1025 </span> -<span id="L1026" class="LineNr">1026 </span><span class="subxTest">test-next-word</span>: -<span id="L1027" class="LineNr">1027 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1028" class="LineNr">1028 </span> 55/push-EBP -<span id="L1029" class="LineNr">1029 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1030" class="LineNr">1030 </span> <span class="subxComment"># setup</span> -<span id="L1031" class="LineNr">1031 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1032" class="LineNr">1032 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1033" class="LineNr">1033 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1034" class="LineNr">1034 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1035" class="LineNr">1035 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1036" class="LineNr">1036 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1037" class="LineNr">1037 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1038" class="LineNr">1038 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L1039" class="LineNr">1039 </span> 68/push 0/imm32/end -<span id="L1040" class="LineNr">1040 </span> 68/push 0/imm32/start -<span id="L1041" class="LineNr">1041 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1042" class="LineNr">1042 </span> <span class="subxComment"># write(_test-stream, " ab")</span> -<span id="L1043" class="LineNr">1043 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1044" class="LineNr">1044 </span> 68/push <span class="Constant">" ab"</span>/imm32 -<span id="L1045" class="LineNr">1045 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1046" class="LineNr">1046 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1047" class="LineNr">1047 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1048" class="LineNr">1048 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1049" class="LineNr">1049 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1050" class="LineNr">1050 </span> <span class="subxComment"># next-word(_test-stream, slice)</span> -<span id="L1051" class="LineNr">1051 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1052" class="LineNr">1052 </span> 51/push-ECX -<span id="L1053" class="LineNr">1053 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1054" class="LineNr">1054 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1055" class="LineNr">1055 </span> e8/call <a href='subx-common.subx.html#L950'>next-word</a>/disp32 -<span id="L1056" class="LineNr">1056 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1057" class="LineNr">1057 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1058" class="LineNr">1058 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-stream->data, 2, msg)</span> -<span id="L1059" class="LineNr">1059 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-stream, 14, msg)</span> -<span id="L1060" class="LineNr">1060 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1061" class="LineNr">1061 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1026'>test-next-word</a>: start"</span>/imm32 -<span id="L1062" class="LineNr">1062 </span> 68/push 0xe/imm32 -<span id="L1063" class="LineNr">1063 </span> <span class="subxS2Comment"># . . push slice->start - _test-stream</span> -<span id="L1064" class="LineNr">1064 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L1065" class="LineNr">1065 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1066" class="LineNr">1066 </span> 50/push-EAX -<span id="L1067" class="LineNr">1067 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1068" class="LineNr">1068 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1069" class="LineNr">1069 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1070" class="LineNr">1070 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1071" class="LineNr">1071 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-stream->data, 4, msg)</span> -<span id="L1072" class="LineNr">1072 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-stream, 16, msg)</span> -<span id="L1073" class="LineNr">1073 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1074" class="LineNr">1074 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1026'>test-next-word</a>: end"</span>/imm32 -<span id="L1075" class="LineNr">1075 </span> 68/push 0x10/imm32 -<span id="L1076" class="LineNr">1076 </span> <span class="subxS2Comment"># . . push slice->end - _test-stream</span> -<span id="L1077" class="LineNr">1077 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L1078" class="LineNr">1078 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1079" class="LineNr">1079 </span> 50/push-EAX -<span id="L1080" class="LineNr">1080 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1081" class="LineNr">1081 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1082" class="LineNr">1082 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1083" class="LineNr">1083 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1084" class="LineNr">1084 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1085" class="LineNr">1085 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1086" class="LineNr">1086 </span> 5d/pop-to-EBP -<span id="L1087" class="LineNr">1087 </span> c3/return -<span id="L1088" class="LineNr">1088 </span> -<span id="L1089" class="LineNr">1089 </span><span class="subxTest">test-next-word-returns-whole-comment</span>: -<span id="L1090" class="LineNr">1090 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1091" class="LineNr">1091 </span> 55/push-EBP -<span id="L1092" class="LineNr">1092 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1093" class="LineNr">1093 </span> <span class="subxComment"># setup</span> -<span id="L1094" class="LineNr">1094 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1095" class="LineNr">1095 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1096" class="LineNr">1096 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1097" class="LineNr">1097 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1098" class="LineNr">1098 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1099" class="LineNr">1099 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1100" class="LineNr">1100 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1101" class="LineNr">1101 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L1102" class="LineNr">1102 </span> 68/push 0/imm32/end -<span id="L1103" class="LineNr">1103 </span> 68/push 0/imm32/start -<span id="L1104" class="LineNr">1104 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1105" class="LineNr">1105 </span> <span class="subxComment"># write(_test-stream, " # a")</span> -<span id="L1106" class="LineNr">1106 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1107" class="LineNr">1107 </span> 68/push <span class="Constant">" # a"</span>/imm32 -<span id="L1108" class="LineNr">1108 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1109" class="LineNr">1109 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1110" class="LineNr">1110 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1111" class="LineNr">1111 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1112" class="LineNr">1112 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1113" class="LineNr">1113 </span> <span class="subxComment"># next-word(_test-stream, slice)</span> -<span id="L1114" class="LineNr">1114 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1115" class="LineNr">1115 </span> 51/push-ECX -<span id="L1116" class="LineNr">1116 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1117" class="LineNr">1117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1118" class="LineNr">1118 </span> e8/call <a href='subx-common.subx.html#L950'>next-word</a>/disp32 -<span id="L1119" class="LineNr">1119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1120" class="LineNr">1120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1121" class="LineNr">1121 </span> <span class="subxComment"># check-ints-equal(slice->start - _test-stream->data, 2, msg)</span> -<span id="L1122" class="LineNr">1122 </span> <span class="subxS1Comment"># . check-ints-equal(slice->start - _test-stream, 14, msg)</span> -<span id="L1123" class="LineNr">1123 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1124" class="LineNr">1124 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1089'>test-next-word-returns-whole-comment</a>: start"</span>/imm32 -<span id="L1125" class="LineNr">1125 </span> 68/push 0xe/imm32 -<span id="L1126" class="LineNr">1126 </span> <span class="subxS2Comment"># . . push slice->start - _test-stream</span> -<span id="L1127" class="LineNr">1127 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L1128" class="LineNr">1128 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1129" class="LineNr">1129 </span> 50/push-EAX -<span id="L1130" class="LineNr">1130 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1131" class="LineNr">1131 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1132" class="LineNr">1132 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1133" class="LineNr">1133 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1134" class="LineNr">1134 </span> <span class="subxComment"># check-ints-equal(slice->end - _test-stream->data, 5, msg)</span> -<span id="L1135" class="LineNr">1135 </span> <span class="subxS1Comment"># . check-ints-equal(slice->end - _test-stream, 17, msg)</span> -<span id="L1136" class="LineNr">1136 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1137" class="LineNr">1137 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1089'>test-next-word-returns-whole-comment</a>: end"</span>/imm32 -<span id="L1138" class="LineNr">1138 </span> 68/push 0x11/imm32 -<span id="L1139" class="LineNr">1139 </span> <span class="subxS2Comment"># . . push slice->end - _test-stream</span> -<span id="L1140" class="LineNr">1140 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L1141" class="LineNr">1141 </span> 81 5/subop/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 <span class="subxComment"># subtract from EAX</span> -<span id="L1142" class="LineNr">1142 </span> 50/push-EAX -<span id="L1143" class="LineNr">1143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1144" class="LineNr">1144 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1145" class="LineNr">1145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1146" class="LineNr">1146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1147" class="LineNr">1147 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1148" class="LineNr">1148 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1149" class="LineNr">1149 </span> 5d/pop-to-EBP -<span id="L1150" class="LineNr">1150 </span> c3/return -<span id="L1151" class="LineNr">1151 </span> -<span id="L1152" class="LineNr">1152 </span><span class="subxTest">test-next-word-returns-empty-string-on-eof</span>: -<span id="L1153" class="LineNr">1153 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1154" class="LineNr">1154 </span> 55/push-EBP -<span id="L1155" class="LineNr">1155 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1156" class="LineNr">1156 </span> <span class="subxComment"># setup</span> -<span id="L1157" class="LineNr">1157 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1158" class="LineNr">1158 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1159" class="LineNr">1159 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1160" class="LineNr">1160 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1161" class="LineNr">1161 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1162" class="LineNr">1162 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1163" class="LineNr">1163 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1164" class="LineNr">1164 </span> <span class="subxComment"># var slice/ECX = {0, 0}</span> -<span id="L1165" class="LineNr">1165 </span> 68/push 0/imm32/end -<span id="L1166" class="LineNr">1166 </span> 68/push 0/imm32/start -<span id="L1167" class="LineNr">1167 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1168" class="LineNr">1168 </span> <span class="subxComment"># write nothing to _test-stream</span> -<span id="L1169" class="LineNr">1169 </span> <span class="subxComment"># next-word(_test-stream, slice)</span> -<span id="L1170" class="LineNr">1170 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1171" class="LineNr">1171 </span> 51/push-ECX -<span id="L1172" class="LineNr">1172 </span> 68/push <a href='../057write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L1173" class="LineNr">1173 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1174" class="LineNr">1174 </span> e8/call <a href='subx-common.subx.html#L950'>next-word</a>/disp32 -<span id="L1175" class="LineNr">1175 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1176" class="LineNr">1176 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1177" class="LineNr">1177 </span> <span class="subxComment"># check-ints-equal(slice->end - slice->start, 0, msg)</span> -<span id="L1178" class="LineNr">1178 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1179" class="LineNr">1179 </span> 68/push <span class="Constant">"F - test-next-word-returns-empty-string-on-eof"</span>/imm32 -<span id="L1180" class="LineNr">1180 </span> 68/push 0/imm32 -<span id="L1181" class="LineNr">1181 </span> <span class="subxS2Comment"># . . push slice->end - slice->start</span> -<span id="L1182" class="LineNr">1182 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EAX</span> -<span id="L1183" class="LineNr">1183 </span> 2b/subtract 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *ECX from EAX</span> -<span id="L1184" class="LineNr">1184 </span> 50/push-EAX -<span id="L1185" class="LineNr">1185 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1186" class="LineNr">1186 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1187" class="LineNr">1187 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1188" class="LineNr">1188 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1189" class="LineNr">1189 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1190" class="LineNr">1190 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1191" class="LineNr">1191 </span> 5d/pop-to-EBP -<span id="L1192" class="LineNr">1192 </span> c3/return -<span id="L1193" class="LineNr">1193 </span> -<span id="L1194" class="LineNr">1194 </span><span class="subxComment"># write an entire stream's contents to a buffered-file</span> -<span id="L1195" class="LineNr">1195 </span><span class="subxComment"># ways to do this:</span> -<span id="L1196" class="LineNr">1196 </span><span class="subxComment"># - construct a 'maximal slice' and pass it to write-slice-buffered</span> -<span id="L1197" class="LineNr">1197 </span><span class="subxComment"># - flush the buffered-file and pass the stream directly to its fd (disabling buffering)</span> -<span id="L1198" class="LineNr">1198 </span><span class="subxComment"># we'll go with the first way for now</span> -<span id="L1199" class="LineNr">1199 </span><span class="subxFunction">write-stream-data</span>: <span class="subxComment"># f : (address buffered-file), s : (address stream) -> <void></span> -<span id="L1200" class="LineNr">1200 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1201" class="LineNr">1201 </span> 55/push-EBP -<span id="L1202" class="LineNr">1202 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1203" class="LineNr">1203 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1204" class="LineNr">1204 </span> 50/push-EAX -<span id="L1205" class="LineNr">1205 </span> 51/push-ECX -<span id="L1206" class="LineNr">1206 </span> 56/push-ESI -<span id="L1207" class="LineNr">1207 </span> <span class="subxComment"># ESI = s</span> -<span id="L1208" class="LineNr">1208 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L1209" class="LineNr">1209 </span> <span class="subxComment"># var slice/ECX = {s->data, s->data + s->write}</span> -<span id="L1210" class="LineNr">1210 </span> <span class="subxS1Comment"># . push s->data + s->write</span> -<span id="L1211" class="LineNr">1211 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L1212" class="LineNr">1212 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L1213" class="LineNr">1213 </span> 50/push-EAX -<span id="L1214" class="LineNr">1214 </span> <span class="subxS1Comment"># . push s->data</span> -<span id="L1215" class="LineNr">1215 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to EAX</span> -<span id="L1216" class="LineNr">1216 </span> 50/push-EAX -<span id="L1217" class="LineNr">1217 </span> <span class="subxS1Comment"># . ECX = ESP</span> -<span id="L1218" class="LineNr">1218 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1219" class="LineNr">1219 </span> <span class="subxComment"># write-slice-buffered(f, slice)</span> -<span id="L1220" class="LineNr">1220 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1221" class="LineNr">1221 </span> 51/push-ECX -<span id="L1222" class="LineNr">1222 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1223" class="LineNr">1223 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1224" class="LineNr">1224 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L1225" class="LineNr">1225 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1226" class="LineNr">1226 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1227" class="LineNr">1227 </span><span class="Constant">$write-stream-data:end</span>: -<span id="L1228" class="LineNr">1228 </span> <span class="subxS1Comment"># . restore locals</span> -<span id="L1229" class="LineNr">1229 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1230" class="LineNr">1230 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1231" class="LineNr">1231 </span> 5e/pop-to-ESI -<span id="L1232" class="LineNr">1232 </span> 59/pop-to-ECX -<span id="L1233" class="LineNr">1233 </span> 58/pop-to-EAX -<span id="L1234" class="LineNr">1234 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1235" class="LineNr">1235 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1236" class="LineNr">1236 </span> 5d/pop-to-EBP -<span id="L1237" class="LineNr">1237 </span> c3/return -<span id="L1238" class="LineNr">1238 </span> -<span id="L1239" class="LineNr">1239 </span><span class="subxTest">test-write-stream-data</span>: -<span id="L1240" class="LineNr">1240 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1241" class="LineNr">1241 </span> 55/push-EBP -<span id="L1242" class="LineNr">1242 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1243" class="LineNr">1243 </span> <span class="subxComment"># setup</span> -<span id="L1244" class="LineNr">1244 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1245" class="LineNr">1245 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1246" class="LineNr">1246 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1247" class="LineNr">1247 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1248" class="LineNr">1248 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1249" class="LineNr">1249 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1250" class="LineNr">1250 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1251" class="LineNr">1251 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1252" class="LineNr">1252 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1253" class="LineNr">1253 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1254" class="LineNr">1254 </span> 05/add-to-EAX 4/imm32 -<span id="L1255" class="LineNr">1255 </span> 50/push-EAX -<span id="L1256" class="LineNr">1256 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1257" class="LineNr">1257 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1258" class="LineNr">1258 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1259" class="LineNr">1259 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1260" class="LineNr">1260 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1261" class="LineNr">1261 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1262" class="LineNr">1262 </span> 68/push <a href='subx-common.subx.html#L3022'>_test-input-stream</a>/imm32 -<span id="L1263" class="LineNr">1263 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1264" class="LineNr">1264 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1265" class="LineNr">1265 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1266" class="LineNr">1266 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1267" class="LineNr">1267 </span> <span class="subxComment"># initialize input</span> -<span id="L1268" class="LineNr">1268 </span> <span class="subxS1Comment"># . write(_test-input-stream, "abcd")</span> -<span id="L1269" class="LineNr">1269 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1270" class="LineNr">1270 </span> 68/push <span class="Constant">"abcd"</span>/imm32 -<span id="L1271" class="LineNr">1271 </span> 68/push <a href='subx-common.subx.html#L3022'>_test-input-stream</a>/imm32 -<span id="L1272" class="LineNr">1272 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1273" class="LineNr">1273 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1274" class="LineNr">1274 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1275" class="LineNr">1275 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1276" class="LineNr">1276 </span> <span class="subxComment"># write-stream-data(_test-output-buffered-file, _test-input-stream)</span> -<span id="L1277" class="LineNr">1277 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1278" class="LineNr">1278 </span> 68/push <a href='subx-common.subx.html#L3022'>_test-input-stream</a>/imm32 -<span id="L1279" class="LineNr">1279 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1280" class="LineNr">1280 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1281" class="LineNr">1281 </span> e8/call <a href='subx-common.subx.html#L1199'>write-stream-data</a>/disp32 -<span id="L1282" class="LineNr">1282 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1283" class="LineNr">1283 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1284" class="LineNr">1284 </span> <span class="subxComment"># check that the write happened as expected</span> -<span id="L1285" class="LineNr">1285 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L1286" class="LineNr">1286 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1287" class="LineNr">1287 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1288" class="LineNr">1288 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1289" class="LineNr">1289 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1290" class="LineNr">1290 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1291" class="LineNr">1291 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1292" class="LineNr">1292 </span> <span class="subxS1Comment"># . check-stream-equal(_test-output-stream, "abcd", msg)</span> -<span id="L1293" class="LineNr">1293 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1294" class="LineNr">1294 </span> 68/push <span class="Constant">"F - test-write-stream-data"</span>/imm32 -<span id="L1295" class="LineNr">1295 </span> 68/push <span class="Constant">"abcd"</span>/imm32 -<span id="L1296" class="LineNr">1296 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1297" class="LineNr">1297 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1298" class="LineNr">1298 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1299" class="LineNr">1299 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1300" class="LineNr">1300 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1301" class="LineNr">1301 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1302" class="LineNr">1302 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1303" class="LineNr">1303 </span> 5d/pop-to-EBP -<span id="L1304" class="LineNr">1304 </span> c3/return -<span id="L1305" class="LineNr">1305 </span> -<span id="L1306" class="LineNr">1306 </span><span class="subxFunction">has-metadata?</span>: <span class="subxComment"># word : (address slice), s : (address string) -> EAX : boolean</span> -<span id="L1307" class="LineNr">1307 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1308" class="LineNr">1308 </span> <span class="subxComment"># var twig : &slice = next-token-from-slice(word->start, word->end, '/') # skip name</span> -<span id="L1309" class="LineNr">1309 </span> <span class="subxComment"># curr = twig->end</span> -<span id="L1310" class="LineNr">1310 </span> <span class="subxComment"># while true</span> -<span id="L1311" class="LineNr">1311 </span> <span class="subxComment"># twig = next-token-from-slice(curr, word->end, '/')</span> -<span id="L1312" class="LineNr">1312 </span> <span class="subxComment"># if (twig.empty()) break</span> -<span id="L1313" class="LineNr">1313 </span> <span class="subxComment"># if (slice-equal?(twig, s)) return true</span> -<span id="L1314" class="LineNr">1314 </span> <span class="subxComment"># curr = twig->end</span> -<span id="L1315" class="LineNr">1315 </span> <span class="subxComment"># return false</span> -<span id="L1316" class="LineNr">1316 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1317" class="LineNr">1317 </span> 55/push-EBP -<span id="L1318" class="LineNr">1318 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1319" class="LineNr">1319 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1320" class="LineNr">1320 </span> 51/push-ECX -<span id="L1321" class="LineNr">1321 </span> 52/push-EDX -<span id="L1322" class="LineNr">1322 </span> 56/push-ESI -<span id="L1323" class="LineNr">1323 </span> 57/push-EDI -<span id="L1324" class="LineNr">1324 </span> <span class="subxComment"># ESI = word</span> -<span id="L1325" class="LineNr">1325 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L1326" class="LineNr">1326 </span> <span class="subxComment"># EDX = word->end</span> -<span id="L1327" class="LineNr">1327 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EDX</span> -<span id="L1328" class="LineNr">1328 </span> <span class="subxComment"># var twig/EDI : (address slice) = {0, 0}</span> -<span id="L1329" class="LineNr">1329 </span> 68/push 0/imm32/end -<span id="L1330" class="LineNr">1330 </span> 68/push 0/imm32/start -<span id="L1331" class="LineNr">1331 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L1332" class="LineNr">1332 </span> <span class="subxComment"># next-token-from-slice(word->start, word->end, '/', twig)</span> -<span id="L1333" class="LineNr">1333 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1334" class="LineNr">1334 </span> 57/push-EDI -<span id="L1335" class="LineNr">1335 </span> 68/push 0x2f/imm32/slash -<span id="L1336" class="LineNr">1336 </span> 52/push-EDX -<span id="L1337" class="LineNr">1337 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L1338" class="LineNr">1338 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1339" class="LineNr">1339 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L1340" class="LineNr">1340 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1341" class="LineNr">1341 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1342" class="LineNr">1342 </span> <span class="subxComment"># curr/ECX = twig->end</span> -<span id="L1343" class="LineNr">1343 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L1344" class="LineNr">1344 </span><span class="Constant">$has-metadata?:loop</span>: -<span id="L1345" class="LineNr">1345 </span> <span class="subxComment"># next-token-from-slice(curr, word->end, '/', twig)</span> -<span id="L1346" class="LineNr">1346 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1347" class="LineNr">1347 </span> 57/push-EDI -<span id="L1348" class="LineNr">1348 </span> 68/push 0x2f/imm32/slash -<span id="L1349" class="LineNr">1349 </span> 52/push-EDX -<span id="L1350" class="LineNr">1350 </span> 51/push-ECX -<span id="L1351" class="LineNr">1351 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1352" class="LineNr">1352 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L1353" class="LineNr">1353 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1354" class="LineNr">1354 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1355" class="LineNr">1355 </span> <span class="subxComment"># if (slice-empty?(twig)) return false</span> -<span id="L1356" class="LineNr">1356 </span> <span class="subxS1Comment"># . EAX = slice-empty?(twig)</span> -<span id="L1357" class="LineNr">1357 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1358" class="LineNr">1358 </span> 57/push-EDI -<span id="L1359" class="LineNr">1359 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1360" class="LineNr">1360 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L1361" class="LineNr">1361 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1362" class="LineNr">1362 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1363" class="LineNr">1363 </span> <span class="subxS1Comment"># . if (EAX != 0) return false</span> -<span id="L1364" class="LineNr">1364 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1365" class="LineNr">1365 </span> 75/jump-if-not-equal $has-metadata?:false/disp8 -<span id="L1366" class="LineNr">1366 </span> <span class="subxComment"># if (slice-equal?(twig, s)) return true</span> -<span id="L1367" class="LineNr">1367 </span> <span class="subxS1Comment"># . EAX = slice-equal?(twig, s)</span> -<span id="L1368" class="LineNr">1368 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1369" class="LineNr">1369 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1370" class="LineNr">1370 </span> 57/push-EDI -<span id="L1371" class="LineNr">1371 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1372" class="LineNr">1372 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L1373" class="LineNr">1373 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1374" class="LineNr">1374 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1375" class="LineNr">1375 </span> <span class="subxS1Comment"># . if (EAX != 0) return true</span> -<span id="L1376" class="LineNr">1376 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1377" class="LineNr">1377 </span> 75/jump-if-not-equal $has-metadata?:true/disp8 -<span id="L1378" class="LineNr">1378 </span> <span class="subxComment"># curr = twig->end</span> -<span id="L1379" class="LineNr">1379 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDI+4) to ECX</span> -<span id="L1380" class="LineNr">1380 </span> eb/jump $has-metadata?:loop/disp8 -<span id="L1381" class="LineNr">1381 </span><span class="Constant">$has-metadata?:true</span>: -<span id="L1382" class="LineNr">1382 </span> b8/copy-to-EAX 1/imm32/true -<span id="L1383" class="LineNr">1383 </span> eb/jump $has-metadata?:end/disp8 -<span id="L1384" class="LineNr">1384 </span><span class="Constant">$has-metadata?:false</span>: -<span id="L1385" class="LineNr">1385 </span> b8/copy-to-EAX 0/imm32/false -<span id="L1386" class="LineNr">1386 </span><span class="Constant">$has-metadata?:end</span>: -<span id="L1387" class="LineNr">1387 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L1388" class="LineNr">1388 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1389" class="LineNr">1389 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1390" class="LineNr">1390 </span> 5f/pop-to-EDI -<span id="L1391" class="LineNr">1391 </span> 5e/pop-to-ESI -<span id="L1392" class="LineNr">1392 </span> 5a/pop-to-EDX -<span id="L1393" class="LineNr">1393 </span> 59/pop-to-ECX -<span id="L1394" class="LineNr">1394 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1395" class="LineNr">1395 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1396" class="LineNr">1396 </span> 5d/pop-to-EBP -<span id="L1397" class="LineNr">1397 </span> c3/return -<span id="L1398" class="LineNr">1398 </span> -<span id="L1399" class="LineNr">1399 </span><span class="subxTest">test-has-metadata-true</span>: -<span id="L1400" class="LineNr">1400 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1401" class="LineNr">1401 </span> 55/push-EBP -<span id="L1402" class="LineNr">1402 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1403" class="LineNr">1403 </span> <span class="subxComment"># (EAX..ECX) = "ab/imm32"</span> -<span id="L1404" class="LineNr">1404 </span> b8/copy-to-EAX <span class="Constant">"ab/imm32"</span>/imm32 -<span id="L1405" class="LineNr">1405 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1406" class="LineNr">1406 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1407" class="LineNr">1407 </span> 05/add-to-EAX 4/imm32 -<span id="L1408" class="LineNr">1408 </span> <span class="subxComment"># var in/ESI : (address slice) = {EAX, ECX}</span> -<span id="L1409" class="LineNr">1409 </span> 51/push-ECX -<span id="L1410" class="LineNr">1410 </span> 50/push-EAX -<span id="L1411" class="LineNr">1411 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L1412" class="LineNr">1412 </span> <span class="subxComment"># EAX = has-metadata?(ESI, "imm32")</span> -<span id="L1413" class="LineNr">1413 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1414" class="LineNr">1414 </span> 68/push <span class="Constant">"imm32"</span>/imm32 -<span id="L1415" class="LineNr">1415 </span> 56/push-ESI -<span id="L1416" class="LineNr">1416 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1417" class="LineNr">1417 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L1418" class="LineNr">1418 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1419" class="LineNr">1419 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1420" class="LineNr">1420 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L1421" class="LineNr">1421 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1422" class="LineNr">1422 </span> 68/push <span class="Constant">"F - test-has-metadata-true"</span>/imm32 -<span id="L1423" class="LineNr">1423 </span> 68/push 1/imm32/true -<span id="L1424" class="LineNr">1424 </span> 50/push-EAX -<span id="L1425" class="LineNr">1425 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1426" class="LineNr">1426 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1427" class="LineNr">1427 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1428" class="LineNr">1428 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1429" class="LineNr">1429 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1430" class="LineNr">1430 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1431" class="LineNr">1431 </span> 5d/pop-to-EBP -<span id="L1432" class="LineNr">1432 </span> c3/return -<span id="L1433" class="LineNr">1433 </span> -<span id="L1434" class="LineNr">1434 </span><span class="subxTest">test-has-metadata-false</span>: -<span id="L1435" class="LineNr">1435 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1436" class="LineNr">1436 </span> 55/push-EBP -<span id="L1437" class="LineNr">1437 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1438" class="LineNr">1438 </span> <span class="subxComment"># (EAX..ECX) = "ab/c"</span> -<span id="L1439" class="LineNr">1439 </span> b8/copy-to-EAX <span class="Constant">"ab/c"</span>/imm32 -<span id="L1440" class="LineNr">1440 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1441" class="LineNr">1441 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1442" class="LineNr">1442 </span> 05/add-to-EAX 4/imm32 -<span id="L1443" class="LineNr">1443 </span> <span class="subxComment"># var in/ESI : (address slice) = {EAX, ECX}</span> -<span id="L1444" class="LineNr">1444 </span> 51/push-ECX -<span id="L1445" class="LineNr">1445 </span> 50/push-EAX -<span id="L1446" class="LineNr">1446 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L1447" class="LineNr">1447 </span> <span class="subxComment"># EAX = has-metadata?(ESI, "d")</span> -<span id="L1448" class="LineNr">1448 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1449" class="LineNr">1449 </span> 68/push <span class="Constant">"d"</span>/imm32 -<span id="L1450" class="LineNr">1450 </span> 56/push-ESI -<span id="L1451" class="LineNr">1451 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1452" class="LineNr">1452 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L1453" class="LineNr">1453 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1454" class="LineNr">1454 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1455" class="LineNr">1455 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L1456" class="LineNr">1456 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1457" class="LineNr">1457 </span> 68/push <span class="Constant">"F - test-has-metadata-false"</span>/imm32 -<span id="L1458" class="LineNr">1458 </span> 68/push 0/imm32/false -<span id="L1459" class="LineNr">1459 </span> 50/push-EAX -<span id="L1460" class="LineNr">1460 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1461" class="LineNr">1461 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1462" class="LineNr">1462 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1463" class="LineNr">1463 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1464" class="LineNr">1464 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1465" class="LineNr">1465 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1466" class="LineNr">1466 </span> 5d/pop-to-EBP -<span id="L1467" class="LineNr">1467 </span> c3/return -<span id="L1468" class="LineNr">1468 </span> -<span id="L1469" class="LineNr">1469 </span><span class="subxTest">test-has-metadata-ignore-name</span>: -<span id="L1470" class="LineNr">1470 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1471" class="LineNr">1471 </span> 55/push-EBP -<span id="L1472" class="LineNr">1472 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1473" class="LineNr">1473 </span> <span class="subxComment"># (EAX..ECX) = "a/b"</span> -<span id="L1474" class="LineNr">1474 </span> b8/copy-to-EAX <span class="Constant">"a/b"</span>/imm32 -<span id="L1475" class="LineNr">1475 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1476" class="LineNr">1476 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1477" class="LineNr">1477 </span> 05/add-to-EAX 4/imm32 -<span id="L1478" class="LineNr">1478 </span> <span class="subxComment"># var in/ESI : (address slice) = {EAX, ECX}</span> -<span id="L1479" class="LineNr">1479 </span> 51/push-ECX -<span id="L1480" class="LineNr">1480 </span> 50/push-EAX -<span id="L1481" class="LineNr">1481 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L1482" class="LineNr">1482 </span> <span class="subxComment"># EAX = has-metadata?(ESI, "a")</span> -<span id="L1483" class="LineNr">1483 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1484" class="LineNr">1484 </span> 68/push <span class="Constant">"a"</span>/imm32 -<span id="L1485" class="LineNr">1485 </span> 56/push-ESI -<span id="L1486" class="LineNr">1486 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1487" class="LineNr">1487 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L1488" class="LineNr">1488 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1489" class="LineNr">1489 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1490" class="LineNr">1490 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L1491" class="LineNr">1491 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1492" class="LineNr">1492 </span> 68/push <span class="Constant">"F - test-has-metadata-ignore-name"</span>/imm32 -<span id="L1493" class="LineNr">1493 </span> 68/push 0/imm32/false -<span id="L1494" class="LineNr">1494 </span> 50/push-EAX -<span id="L1495" class="LineNr">1495 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1496" class="LineNr">1496 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1497" class="LineNr">1497 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1498" class="LineNr">1498 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1499" class="LineNr">1499 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1500" class="LineNr">1500 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1501" class="LineNr">1501 </span> 5d/pop-to-EBP -<span id="L1502" class="LineNr">1502 </span> c3/return -<span id="L1503" class="LineNr">1503 </span> -<span id="L1504" class="LineNr">1504 </span><span class="subxTest">test-has-metadata-multiple-true</span>: -<span id="L1505" class="LineNr">1505 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1506" class="LineNr">1506 </span> 55/push-EBP -<span id="L1507" class="LineNr">1507 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1508" class="LineNr">1508 </span> <span class="subxComment"># (EAX..ECX) = "a/b/c"</span> -<span id="L1509" class="LineNr">1509 </span> b8/copy-to-EAX <span class="Constant">"a/b/c"</span>/imm32 -<span id="L1510" class="LineNr">1510 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1511" class="LineNr">1511 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1512" class="LineNr">1512 </span> 05/add-to-EAX 4/imm32 -<span id="L1513" class="LineNr">1513 </span> <span class="subxComment"># var in/ESI : (address slice) = {EAX, ECX}</span> -<span id="L1514" class="LineNr">1514 </span> 51/push-ECX -<span id="L1515" class="LineNr">1515 </span> 50/push-EAX -<span id="L1516" class="LineNr">1516 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L1517" class="LineNr">1517 </span> <span class="subxComment"># EAX = has-metadata?(ESI, "c")</span> -<span id="L1518" class="LineNr">1518 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1519" class="LineNr">1519 </span> 68/push <span class="Constant">"c"</span>/imm32 -<span id="L1520" class="LineNr">1520 </span> 56/push-ESI -<span id="L1521" class="LineNr">1521 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1522" class="LineNr">1522 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L1523" class="LineNr">1523 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1524" class="LineNr">1524 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1525" class="LineNr">1525 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L1526" class="LineNr">1526 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1527" class="LineNr">1527 </span> 68/push <span class="Constant">"F - test-has-metadata-multiple-true"</span>/imm32 -<span id="L1528" class="LineNr">1528 </span> 68/push 1/imm32/true -<span id="L1529" class="LineNr">1529 </span> 50/push-EAX -<span id="L1530" class="LineNr">1530 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1531" class="LineNr">1531 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1532" class="LineNr">1532 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1533" class="LineNr">1533 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1534" class="LineNr">1534 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1535" class="LineNr">1535 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1536" class="LineNr">1536 </span> 5d/pop-to-EBP -<span id="L1537" class="LineNr">1537 </span> c3/return -<span id="L1538" class="LineNr">1538 </span> -<span id="L1539" class="LineNr">1539 </span><span class="subxTest">test-has-metadata-multiple-false</span>: -<span id="L1540" class="LineNr">1540 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1541" class="LineNr">1541 </span> 55/push-EBP -<span id="L1542" class="LineNr">1542 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1543" class="LineNr">1543 </span> <span class="subxComment"># (EAX..ECX) = "a/b/c"</span> -<span id="L1544" class="LineNr">1544 </span> b8/copy-to-EAX <span class="Constant">"a/b/c"</span>/imm32 -<span id="L1545" class="LineNr">1545 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1546" class="LineNr">1546 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1547" class="LineNr">1547 </span> 05/add-to-EAX 4/imm32 -<span id="L1548" class="LineNr">1548 </span> <span class="subxComment"># var in/ESI : (address slice) = {EAX, ECX}</span> -<span id="L1549" class="LineNr">1549 </span> 51/push-ECX -<span id="L1550" class="LineNr">1550 </span> 50/push-EAX -<span id="L1551" class="LineNr">1551 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L1552" class="LineNr">1552 </span> <span class="subxComment"># EAX = has-metadata?(ESI, "d")</span> -<span id="L1553" class="LineNr">1553 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1554" class="LineNr">1554 </span> 68/push <span class="Constant">"d"</span>/imm32 -<span id="L1555" class="LineNr">1555 </span> 56/push-ESI -<span id="L1556" class="LineNr">1556 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1557" class="LineNr">1557 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L1558" class="LineNr">1558 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1559" class="LineNr">1559 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1560" class="LineNr">1560 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L1561" class="LineNr">1561 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1562" class="LineNr">1562 </span> 68/push <span class="Constant">"F - test-has-metadata-multiple-false"</span>/imm32 -<span id="L1563" class="LineNr">1563 </span> 68/push 0/imm32/false -<span id="L1564" class="LineNr">1564 </span> 50/push-EAX -<span id="L1565" class="LineNr">1565 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1566" class="LineNr">1566 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1567" class="LineNr">1567 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1568" class="LineNr">1568 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1569" class="LineNr">1569 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1570" class="LineNr">1570 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1571" class="LineNr">1571 </span> 5d/pop-to-EBP -<span id="L1572" class="LineNr">1572 </span> c3/return -<span id="L1573" class="LineNr">1573 </span> -<span id="L1574" class="LineNr">1574 </span><span class="subxComment"># If datum of 'word' is not a valid name, it must be a hex int. Parse and print</span> -<span id="L1575" class="LineNr">1575 </span><span class="subxComment"># it in 'width' bytes of hex, least significant first.</span> -<span id="L1576" class="LineNr">1576 </span><span class="subxComment"># Otherwise just print the entire word including metadata.</span> -<span id="L1577" class="LineNr">1577 </span><span class="subxComment"># Always print a trailing space.</span> -<span id="L1578" class="LineNr">1578 </span><span class="subxFunction">emit</span>: <span class="subxComment"># out : (address buffered-file), word : (address slice), width : int -> <void></span> -<span id="L1579" class="LineNr">1579 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1580" class="LineNr">1580 </span> 55/push-EBP -<span id="L1581" class="LineNr">1581 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1582" class="LineNr">1582 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1583" class="LineNr">1583 </span> 50/push-EAX -<span id="L1584" class="LineNr">1584 </span> 56/push-ESI -<span id="L1585" class="LineNr">1585 </span> 57/push-EDI -<span id="L1586" class="LineNr">1586 </span> <span class="subxComment"># ESI = word</span> -<span id="L1587" class="LineNr">1587 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L1588" class="LineNr">1588 </span> <span class="subxComment"># var name/EDI : (address slice) = {0, 0}</span> -<span id="L1589" class="LineNr">1589 </span> 68/push 0/imm32/end -<span id="L1590" class="LineNr">1590 </span> 68/push 0/imm32/start -<span id="L1591" class="LineNr">1591 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L1592" class="LineNr">1592 </span> <span class="subxComment"># datum = next-token-from-slice(word->start, word->end, '/')</span> -<span id="L1593" class="LineNr">1593 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1594" class="LineNr">1594 </span> 57/push-EDI -<span id="L1595" class="LineNr">1595 </span> 68/push 0x2f/imm32/slash -<span id="L1596" class="LineNr">1596 </span> ff 6/subop/push 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ESI+4)</span> -<span id="L1597" class="LineNr">1597 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L1598" class="LineNr">1598 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1599" class="LineNr">1599 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L1600" class="LineNr">1600 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1601" class="LineNr">1601 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1602" class="LineNr">1602 </span> <span class="subxComment"># if (is-valid-name?(datum)) write-slice-buffered(out, word) and return</span> -<span id="L1603" class="LineNr">1603 </span> <span class="subxS1Comment"># . EAX = is-valid-name?(name)</span> -<span id="L1604" class="LineNr">1604 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1605" class="LineNr">1605 </span> 57/push-EDI -<span id="L1606" class="LineNr">1606 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1607" class="LineNr">1607 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L1608" class="LineNr">1608 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1609" class="LineNr">1609 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1610" class="LineNr">1610 </span> <span class="subxS1Comment"># . if (EAX != 0)</span> -<span id="L1611" class="LineNr">1611 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1612" class="LineNr">1612 </span> 74/jump-if-equal $emit:hex-int/disp8 -<span id="L1613" class="LineNr">1613 </span><span class="Constant">$emit:name</span>: -<span id="L1614" class="LineNr">1614 </span> <span class="subxS1Comment"># . write-slice-buffered(out, word)</span> -<span id="L1615" class="LineNr">1615 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1616" class="LineNr">1616 </span> 56/push-ESI -<span id="L1617" class="LineNr">1617 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1618" class="LineNr">1618 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1619" class="LineNr">1619 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L1620" class="LineNr">1620 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1621" class="LineNr">1621 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1622" class="LineNr">1622 </span> <span class="subxS1Comment"># . write-buffered(out, " ")</span> -<span id="L1623" class="LineNr">1623 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1624" class="LineNr">1624 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L1625" class="LineNr">1625 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1626" class="LineNr">1626 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1627" class="LineNr">1627 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L1628" class="LineNr">1628 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1629" class="LineNr">1629 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1630" class="LineNr">1630 </span> <span class="subxS1Comment"># . return</span> -<span id="L1631" class="LineNr">1631 </span> eb/jump $emit:end/disp8 -<span id="L1632" class="LineNr">1632 </span> <span class="subxComment"># otherwise emit-hex(out, parse-hex-int(datum), width)</span> -<span id="L1633" class="LineNr">1633 </span> <span class="subxComment"># (Weird shit can happen here if the datum of 'word' isn't either a valid</span> -<span id="L1634" class="LineNr">1634 </span> <span class="subxComment"># name or a hex number, but we're only going to be passing in real legal</span> -<span id="L1635" class="LineNr">1635 </span> <span class="subxComment"># programs. We just want to make sure that valid names aren't treated as</span> -<span id="L1636" class="LineNr">1636 </span> <span class="subxComment"># (valid) hex numbers.)</span> -<span id="L1637" class="LineNr">1637 </span><span class="Constant">$emit:hex-int</span>: -<span id="L1638" class="LineNr">1638 </span> <span class="subxS1Comment"># . value/EAX = parse-hex-int(datum)</span> -<span id="L1639" class="LineNr">1639 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1640" class="LineNr">1640 </span> 57/push-EDI -<span id="L1641" class="LineNr">1641 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1642" class="LineNr">1642 </span> e8/call <a href='../067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L1643" class="LineNr">1643 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1644" class="LineNr">1644 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1645" class="LineNr">1645 </span> <span class="subxS1Comment"># . emit-hex(out, value, width)</span> -<span id="L1646" class="LineNr">1646 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1647" class="LineNr">1647 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L1648" class="LineNr">1648 </span> 50/push-EAX -<span id="L1649" class="LineNr">1649 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1650" class="LineNr">1650 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1651" class="LineNr">1651 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L1652" class="LineNr">1652 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1653" class="LineNr">1653 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1654" class="LineNr">1654 </span><span class="Constant">$emit:end</span>: -<span id="L1655" class="LineNr">1655 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L1656" class="LineNr">1656 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1657" class="LineNr">1657 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1658" class="LineNr">1658 </span> 5f/pop-to-EDI -<span id="L1659" class="LineNr">1659 </span> 5e/pop-to-ESI -<span id="L1660" class="LineNr">1660 </span> 58/pop-to-EAX -<span id="L1661" class="LineNr">1661 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1662" class="LineNr">1662 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1663" class="LineNr">1663 </span> 5d/pop-to-EBP -<span id="L1664" class="LineNr">1664 </span> c3/return -<span id="L1665" class="LineNr">1665 </span> -<span id="L1666" class="LineNr">1666 </span><span class="subxTest">test-emit-number</span>: -<span id="L1667" class="LineNr">1667 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1668" class="LineNr">1668 </span> 55/push-EBP -<span id="L1669" class="LineNr">1669 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1670" class="LineNr">1670 </span> <span class="subxComment"># setup</span> -<span id="L1671" class="LineNr">1671 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1672" class="LineNr">1672 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1673" class="LineNr">1673 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1674" class="LineNr">1674 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1675" class="LineNr">1675 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1676" class="LineNr">1676 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1677" class="LineNr">1677 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1678" class="LineNr">1678 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1679" class="LineNr">1679 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1680" class="LineNr">1680 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1681" class="LineNr">1681 </span> 05/add-to-EAX 4/imm32 -<span id="L1682" class="LineNr">1682 </span> 50/push-EAX -<span id="L1683" class="LineNr">1683 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1684" class="LineNr">1684 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1685" class="LineNr">1685 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1686" class="LineNr">1686 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1687" class="LineNr">1687 </span> <span class="subxComment"># (EAX..ECX) = "30"</span> -<span id="L1688" class="LineNr">1688 </span> b8/copy-to-EAX <span class="Constant">"30"</span>/imm32 -<span id="L1689" class="LineNr">1689 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1690" class="LineNr">1690 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1691" class="LineNr">1691 </span> 05/add-to-EAX 4/imm32 -<span id="L1692" class="LineNr">1692 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1693" class="LineNr">1693 </span> 51/push-ECX -<span id="L1694" class="LineNr">1694 </span> 50/push-EAX -<span id="L1695" class="LineNr">1695 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1696" class="LineNr">1696 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 1)</span> -<span id="L1697" class="LineNr">1697 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1698" class="LineNr">1698 </span> 68/push 1/imm32 -<span id="L1699" class="LineNr">1699 </span> 51/push-ECX -<span id="L1700" class="LineNr">1700 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1701" class="LineNr">1701 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1702" class="LineNr">1702 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L1703" class="LineNr">1703 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1704" class="LineNr">1704 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1705" class="LineNr">1705 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1706" class="LineNr">1706 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1707" class="LineNr">1707 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1708" class="LineNr">1708 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1709" class="LineNr">1709 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1710" class="LineNr">1710 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1711" class="LineNr">1711 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1712" class="LineNr">1712 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "30 ", msg)</span> -<span id="L1713" class="LineNr">1713 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1714" class="LineNr">1714 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1666'>test-emit-number</a>/1"</span>/imm32 -<span id="L1715" class="LineNr">1715 </span> 68/push <span class="Constant">"30 "</span>/imm32 -<span id="L1716" class="LineNr">1716 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1717" class="LineNr">1717 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1718" class="LineNr">1718 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1719" class="LineNr">1719 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1720" class="LineNr">1720 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1721" class="LineNr">1721 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1722" class="LineNr">1722 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1723" class="LineNr">1723 </span> 5d/pop-to-EBP -<span id="L1724" class="LineNr">1724 </span> c3/return -<span id="L1725" class="LineNr">1725 </span> -<span id="L1726" class="LineNr">1726 </span><span class="subxTest">test-emit-negative-number</span>: -<span id="L1727" class="LineNr">1727 </span> <span class="subxComment"># test support for sign-extending negative numbers</span> -<span id="L1728" class="LineNr">1728 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1729" class="LineNr">1729 </span> 55/push-EBP -<span id="L1730" class="LineNr">1730 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1731" class="LineNr">1731 </span> <span class="subxComment"># setup</span> -<span id="L1732" class="LineNr">1732 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1733" class="LineNr">1733 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1734" class="LineNr">1734 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1735" class="LineNr">1735 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1736" class="LineNr">1736 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1737" class="LineNr">1737 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1738" class="LineNr">1738 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1739" class="LineNr">1739 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1740" class="LineNr">1740 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1741" class="LineNr">1741 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1742" class="LineNr">1742 </span> 05/add-to-EAX 4/imm32 -<span id="L1743" class="LineNr">1743 </span> 50/push-EAX -<span id="L1744" class="LineNr">1744 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1745" class="LineNr">1745 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1746" class="LineNr">1746 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1747" class="LineNr">1747 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1748" class="LineNr">1748 </span> <span class="subxComment"># (EAX..ECX) = "-2"</span> -<span id="L1749" class="LineNr">1749 </span> b8/copy-to-EAX <span class="Constant">"-2"</span>/imm32 -<span id="L1750" class="LineNr">1750 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1751" class="LineNr">1751 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1752" class="LineNr">1752 </span> 05/add-to-EAX 4/imm32 -<span id="L1753" class="LineNr">1753 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1754" class="LineNr">1754 </span> 51/push-ECX -<span id="L1755" class="LineNr">1755 </span> 50/push-EAX -<span id="L1756" class="LineNr">1756 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1757" class="LineNr">1757 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 2)</span> -<span id="L1758" class="LineNr">1758 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1759" class="LineNr">1759 </span> 68/push 2/imm32 -<span id="L1760" class="LineNr">1760 </span> 51/push-ECX -<span id="L1761" class="LineNr">1761 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1762" class="LineNr">1762 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1763" class="LineNr">1763 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L1764" class="LineNr">1764 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1765" class="LineNr">1765 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1766" class="LineNr">1766 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1767" class="LineNr">1767 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1768" class="LineNr">1768 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1769" class="LineNr">1769 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1770" class="LineNr">1770 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1771" class="LineNr">1771 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1772" class="LineNr">1772 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1773" class="LineNr">1773 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "fe ff ", msg)</span> -<span id="L1774" class="LineNr">1774 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1775" class="LineNr">1775 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L1666'>test-emit-number</a>/1"</span>/imm32 -<span id="L1776" class="LineNr">1776 </span> 68/push <span class="Constant">"fe ff "</span>/imm32 -<span id="L1777" class="LineNr">1777 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1778" class="LineNr">1778 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1779" class="LineNr">1779 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1780" class="LineNr">1780 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1781" class="LineNr">1781 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1782" class="LineNr">1782 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1783" class="LineNr">1783 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1784" class="LineNr">1784 </span> 5d/pop-to-EBP -<span id="L1785" class="LineNr">1785 </span> c3/return -<span id="L1786" class="LineNr">1786 </span> -<span id="L1787" class="LineNr">1787 </span><span class="subxTest">test-emit-number-with-metadata</span>: -<span id="L1788" class="LineNr">1788 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1789" class="LineNr">1789 </span> 55/push-EBP -<span id="L1790" class="LineNr">1790 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1791" class="LineNr">1791 </span> <span class="subxComment"># setup</span> -<span id="L1792" class="LineNr">1792 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1793" class="LineNr">1793 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1794" class="LineNr">1794 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1795" class="LineNr">1795 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1796" class="LineNr">1796 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1797" class="LineNr">1797 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1798" class="LineNr">1798 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1799" class="LineNr">1799 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1800" class="LineNr">1800 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1801" class="LineNr">1801 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1802" class="LineNr">1802 </span> 05/add-to-EAX 4/imm32 -<span id="L1803" class="LineNr">1803 </span> 50/push-EAX -<span id="L1804" class="LineNr">1804 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1805" class="LineNr">1805 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1806" class="LineNr">1806 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1807" class="LineNr">1807 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1808" class="LineNr">1808 </span> <span class="subxComment"># (EAX..ECX) = "-2/foo"</span> -<span id="L1809" class="LineNr">1809 </span> b8/copy-to-EAX <span class="Constant">"-2/foo"</span>/imm32 -<span id="L1810" class="LineNr">1810 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1811" class="LineNr">1811 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1812" class="LineNr">1812 </span> 05/add-to-EAX 4/imm32 -<span id="L1813" class="LineNr">1813 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1814" class="LineNr">1814 </span> 51/push-ECX -<span id="L1815" class="LineNr">1815 </span> 50/push-EAX -<span id="L1816" class="LineNr">1816 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1817" class="LineNr">1817 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 2)</span> -<span id="L1818" class="LineNr">1818 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1819" class="LineNr">1819 </span> 68/push 2/imm32 -<span id="L1820" class="LineNr">1820 </span> 51/push-ECX -<span id="L1821" class="LineNr">1821 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1822" class="LineNr">1822 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1823" class="LineNr">1823 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L1824" class="LineNr">1824 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1825" class="LineNr">1825 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1826" class="LineNr">1826 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1827" class="LineNr">1827 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1828" class="LineNr">1828 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1829" class="LineNr">1829 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1830" class="LineNr">1830 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1831" class="LineNr">1831 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1832" class="LineNr">1832 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1833" class="LineNr">1833 </span> <span class="subxComment"># the '/foo' will have no impact on the output</span> -<span id="L1834" class="LineNr">1834 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "fe ff ", msg)</span> -<span id="L1835" class="LineNr">1835 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1836" class="LineNr">1836 </span> 68/push <span class="Constant">"F - test-emit-number-with-metadata"</span>/imm32 -<span id="L1837" class="LineNr">1837 </span> 68/push <span class="Constant">"fe ff "</span>/imm32 -<span id="L1838" class="LineNr">1838 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1839" class="LineNr">1839 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1840" class="LineNr">1840 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1841" class="LineNr">1841 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1842" class="LineNr">1842 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1843" class="LineNr">1843 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1844" class="LineNr">1844 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1845" class="LineNr">1845 </span> 5d/pop-to-EBP -<span id="L1846" class="LineNr">1846 </span> c3/return -<span id="L1847" class="LineNr">1847 </span> -<span id="L1848" class="LineNr">1848 </span><span class="subxTest">test-emit-non-number</span>: -<span id="L1849" class="LineNr">1849 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1850" class="LineNr">1850 </span> 55/push-EBP -<span id="L1851" class="LineNr">1851 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1852" class="LineNr">1852 </span> <span class="subxComment"># setup</span> -<span id="L1853" class="LineNr">1853 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1854" class="LineNr">1854 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1855" class="LineNr">1855 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1856" class="LineNr">1856 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1857" class="LineNr">1857 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1858" class="LineNr">1858 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1859" class="LineNr">1859 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1860" class="LineNr">1860 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1861" class="LineNr">1861 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1862" class="LineNr">1862 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1863" class="LineNr">1863 </span> 05/add-to-EAX 4/imm32 -<span id="L1864" class="LineNr">1864 </span> 50/push-EAX -<span id="L1865" class="LineNr">1865 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1866" class="LineNr">1866 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1867" class="LineNr">1867 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1868" class="LineNr">1868 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1869" class="LineNr">1869 </span> <span class="subxComment"># (EAX..ECX) = "xyz"</span> -<span id="L1870" class="LineNr">1870 </span> b8/copy-to-EAX <span class="Constant">"xyz"</span>/imm32 -<span id="L1871" class="LineNr">1871 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1872" class="LineNr">1872 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1873" class="LineNr">1873 </span> 05/add-to-EAX 4/imm32 -<span id="L1874" class="LineNr">1874 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1875" class="LineNr">1875 </span> 51/push-ECX -<span id="L1876" class="LineNr">1876 </span> 50/push-EAX -<span id="L1877" class="LineNr">1877 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1878" class="LineNr">1878 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 2)</span> -<span id="L1879" class="LineNr">1879 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1880" class="LineNr">1880 </span> 68/push 2/imm32 -<span id="L1881" class="LineNr">1881 </span> 51/push-ECX -<span id="L1882" class="LineNr">1882 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1883" class="LineNr">1883 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1884" class="LineNr">1884 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L1885" class="LineNr">1885 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1886" class="LineNr">1886 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1887" class="LineNr">1887 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1888" class="LineNr">1888 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1889" class="LineNr">1889 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1890" class="LineNr">1890 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1891" class="LineNr">1891 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1892" class="LineNr">1892 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1893" class="LineNr">1893 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1894" class="LineNr">1894 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "xyz", msg)</span> -<span id="L1895" class="LineNr">1895 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1896" class="LineNr">1896 </span> 68/push <span class="Constant">"F - test-emit-non-number"</span>/imm32 -<span id="L1897" class="LineNr">1897 </span> 68/push <span class="Constant">"xyz "</span>/imm32 -<span id="L1898" class="LineNr">1898 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1899" class="LineNr">1899 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1900" class="LineNr">1900 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1901" class="LineNr">1901 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1902" class="LineNr">1902 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1903" class="LineNr">1903 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1904" class="LineNr">1904 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1905" class="LineNr">1905 </span> 5d/pop-to-EBP -<span id="L1906" class="LineNr">1906 </span> c3/return -<span id="L1907" class="LineNr">1907 </span> -<span id="L1908" class="LineNr">1908 </span><span class="subxTest">test-emit-non-number-with-metadata</span>: -<span id="L1909" class="LineNr">1909 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1910" class="LineNr">1910 </span> 55/push-EBP -<span id="L1911" class="LineNr">1911 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1912" class="LineNr">1912 </span> <span class="subxComment"># setup</span> -<span id="L1913" class="LineNr">1913 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1914" class="LineNr">1914 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1915" class="LineNr">1915 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1916" class="LineNr">1916 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1917" class="LineNr">1917 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1918" class="LineNr">1918 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1919" class="LineNr">1919 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1920" class="LineNr">1920 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1921" class="LineNr">1921 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1922" class="LineNr">1922 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1923" class="LineNr">1923 </span> 05/add-to-EAX 4/imm32 -<span id="L1924" class="LineNr">1924 </span> 50/push-EAX -<span id="L1925" class="LineNr">1925 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1926" class="LineNr">1926 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1927" class="LineNr">1927 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1928" class="LineNr">1928 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1929" class="LineNr">1929 </span> <span class="subxComment"># (EAX..ECX) = "xyz/"</span> -<span id="L1930" class="LineNr">1930 </span> b8/copy-to-EAX <span class="Constant">"xyz/"</span>/imm32 -<span id="L1931" class="LineNr">1931 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1932" class="LineNr">1932 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1933" class="LineNr">1933 </span> 05/add-to-EAX 4/imm32 -<span id="L1934" class="LineNr">1934 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1935" class="LineNr">1935 </span> 51/push-ECX -<span id="L1936" class="LineNr">1936 </span> 50/push-EAX -<span id="L1937" class="LineNr">1937 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1938" class="LineNr">1938 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 2)</span> -<span id="L1939" class="LineNr">1939 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1940" class="LineNr">1940 </span> 68/push 2/imm32 -<span id="L1941" class="LineNr">1941 </span> 51/push-ECX -<span id="L1942" class="LineNr">1942 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1943" class="LineNr">1943 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1944" class="LineNr">1944 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L1945" class="LineNr">1945 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1946" class="LineNr">1946 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1947" class="LineNr">1947 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L1948" class="LineNr">1948 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1949" class="LineNr">1949 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1950" class="LineNr">1950 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1951" class="LineNr">1951 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L1952" class="LineNr">1952 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1953" class="LineNr">1953 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1954" class="LineNr">1954 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "xyz/", msg)</span> -<span id="L1955" class="LineNr">1955 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1956" class="LineNr">1956 </span> 68/push <span class="Constant">"F - test-emit-non-number-with-metadata"</span>/imm32 -<span id="L1957" class="LineNr">1957 </span> 68/push <span class="Constant">"xyz/ "</span>/imm32 -<span id="L1958" class="LineNr">1958 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1959" class="LineNr">1959 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1960" class="LineNr">1960 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L1961" class="LineNr">1961 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1962" class="LineNr">1962 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1963" class="LineNr">1963 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1964" class="LineNr">1964 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1965" class="LineNr">1965 </span> 5d/pop-to-EBP -<span id="L1966" class="LineNr">1966 </span> c3/return -<span id="L1967" class="LineNr">1967 </span> -<span id="L1968" class="LineNr">1968 </span><span class="subxTest">test-emit-non-number-with-all-hex-digits-and-metadata</span>: -<span id="L1969" class="LineNr">1969 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1970" class="LineNr">1970 </span> 55/push-EBP -<span id="L1971" class="LineNr">1971 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1972" class="LineNr">1972 </span> <span class="subxComment"># setup</span> -<span id="L1973" class="LineNr">1973 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L1974" class="LineNr">1974 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1975" class="LineNr">1975 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L1976" class="LineNr">1976 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1977" class="LineNr">1977 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1978" class="LineNr">1978 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1979" class="LineNr">1979 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1980" class="LineNr">1980 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L1981" class="LineNr">1981 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1982" class="LineNr">1982 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L1983" class="LineNr">1983 </span> 05/add-to-EAX 4/imm32 -<span id="L1984" class="LineNr">1984 </span> 50/push-EAX -<span id="L1985" class="LineNr">1985 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1986" class="LineNr">1986 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1987" class="LineNr">1987 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1988" class="LineNr">1988 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1989" class="LineNr">1989 </span> <span class="subxComment"># (EAX..ECX) = "abcd/xyz"</span> -<span id="L1990" class="LineNr">1990 </span> b8/copy-to-EAX <span class="Constant">"abcd/xyz"</span>/imm32 -<span id="L1991" class="LineNr">1991 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L1992" class="LineNr">1992 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L1993" class="LineNr">1993 </span> 05/add-to-EAX 4/imm32 -<span id="L1994" class="LineNr">1994 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L1995" class="LineNr">1995 </span> 51/push-ECX -<span id="L1996" class="LineNr">1996 </span> 50/push-EAX -<span id="L1997" class="LineNr">1997 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1998" class="LineNr">1998 </span> <span class="subxComment"># emit(_test-output-buffered-file, slice, 2)</span> -<span id="L1999" class="LineNr">1999 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2000" class="LineNr">2000 </span> 68/push 2/imm32 -<span id="L2001" class="LineNr">2001 </span> 51/push-ECX -<span id="L2002" class="LineNr">2002 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2003" class="LineNr">2003 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2004" class="LineNr">2004 </span> e8/call <a href='subx-common.subx.html#L1578'>emit</a>/disp32 -<span id="L2005" class="LineNr">2005 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2006" class="LineNr">2006 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2007" class="LineNr">2007 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L2008" class="LineNr">2008 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2009" class="LineNr">2009 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2010" class="LineNr">2010 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2011" class="LineNr">2011 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2012" class="LineNr">2012 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2013" class="LineNr">2013 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2014" class="Folded">2014 </span><span class="Folded">+-- 26 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2040" class="LineNr">2040 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "abcd/xyz")</span> -<span id="L2041" class="LineNr">2041 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2042" class="LineNr">2042 </span> 68/push <span class="Constant">"F - test-emit-non-number-with-all-hex-digits"</span>/imm32 -<span id="L2043" class="LineNr">2043 </span> 68/push <span class="Constant">"abcd/xyz "</span>/imm32 -<span id="L2044" class="LineNr">2044 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2045" class="LineNr">2045 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2046" class="LineNr">2046 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L2047" class="LineNr">2047 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2048" class="LineNr">2048 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2049" class="LineNr">2049 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2050" class="LineNr">2050 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2051" class="LineNr">2051 </span> 5d/pop-to-EBP -<span id="L2052" class="LineNr">2052 </span> c3/return -<span id="L2053" class="LineNr">2053 </span> -<span id="L2054" class="LineNr">2054 </span><span class="subxComment"># conditions for 'valid' names that are not at risk of looking like hex numbers</span> -<span id="L2055" class="LineNr">2055 </span><span class="subxComment"># keep in sync with the rules in labels.cc</span> -<span id="L2056" class="LineNr">2056 </span><span class="subxComment">#: - if it starts with a digit, it's treated as a number. If it can't be</span> -<span id="L2057" class="LineNr">2057 </span><span class="subxComment">#: parsed as hex it will raise an error.</span> -<span id="L2058" class="LineNr">2058 </span><span class="subxComment">#: - if it starts with '-' it's treated as a number.</span> -<span id="L2059" class="LineNr">2059 </span><span class="subxComment">#: - if it starts with '0x' it's treated as a number. (redundant)</span> -<span id="L2060" class="LineNr">2060 </span><span class="subxComment">#: - if it's two characters long, it can't be a name. Either it's a hex</span> -<span id="L2061" class="LineNr">2061 </span><span class="subxComment">#: byte, or it raises an error.</span> -<span id="L2062" class="LineNr">2062 </span><span class="subxFunction">is-valid-name?</span>: <span class="subxComment"># in : (address slice) -> EAX : boolean</span> -<span id="L2063" class="LineNr">2063 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2064" class="LineNr">2064 </span> 55/push-EBP -<span id="L2065" class="LineNr">2065 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2066" class="LineNr">2066 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2067" class="LineNr">2067 </span> 51/push-ECX -<span id="L2068" class="LineNr">2068 </span> 56/push-ESI -<span id="L2069" class="LineNr">2069 </span> <span class="subxComment"># ESI = in</span> -<span id="L2070" class="LineNr">2070 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L2071" class="LineNr">2071 </span> <span class="subxComment"># start/ECX = in->start</span> -<span id="L2072" class="LineNr">2072 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L2073" class="LineNr">2073 </span> <span class="subxComment"># end/EAX = in->end</span> -<span id="L2074" class="LineNr">2074 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L2075" class="LineNr">2075 </span><span class="Constant">$is-valid-name?:check0</span>: -<span id="L2076" class="LineNr">2076 </span> <span class="subxComment"># if (start >= end) return false</span> -<span id="L2077" class="LineNr">2077 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EAX</span> -<span id="L2078" class="LineNr">2078 </span> 73/jump-if-greater-or-equal-unsigned $is-valid-name?:false/disp8 -<span id="L2079" class="LineNr">2079 </span><span class="Constant">$is-valid-name?:check1</span>: -<span id="L2080" class="LineNr">2080 </span> <span class="subxComment"># EAX -= ECX</span> -<span id="L2081" class="LineNr">2081 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L2082" class="LineNr">2082 </span> <span class="subxComment"># if (EAX == 2) return false</span> -<span id="L2083" class="LineNr">2083 </span> 3d/compare-EAX-and 2/imm32 -<span id="L2084" class="LineNr">2084 </span> 74/jump-if-equal $is-valid-name?:false/disp8 -<span id="L2085" class="LineNr">2085 </span><span class="Constant">$is-valid-name?:check2</span>: -<span id="L2086" class="LineNr">2086 </span> <span class="subxComment"># c/EAX = *ECX</span> -<span id="L2087" class="LineNr">2087 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2088" class="LineNr">2088 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L2089" class="LineNr">2089 </span> <span class="subxComment"># if (c == "-") return false</span> -<span id="L2090" class="LineNr">2090 </span> 3d/compare-EAX-and 2d/imm32/- -<span id="L2091" class="LineNr">2091 </span> 74/jump-if-equal $is-valid-name?:false/disp8 -<span id="L2092" class="LineNr">2092 </span><span class="Constant">$is-valid-name?:check3a</span>: -<span id="L2093" class="LineNr">2093 </span> <span class="subxComment"># if (c < "0") return true</span> -<span id="L2094" class="LineNr">2094 </span> 3d/compare-EAX-with 30/imm32/0 -<span id="L2095" class="LineNr">2095 </span> 7c/jump-if-lesser $is-valid-name?:true/disp8 -<span id="L2096" class="LineNr">2096 </span><span class="Constant">$is-valid-name?:check3b</span>: -<span id="L2097" class="LineNr">2097 </span> <span class="subxComment"># if (c > "9") return true</span> -<span id="L2098" class="LineNr">2098 </span> 3d/compare-EAX-with 39/imm32/9 -<span id="L2099" class="LineNr">2099 </span> 7f/jump-if-greater $is-valid-name?:true/disp8 -<span id="L2100" class="LineNr">2100 </span><span class="Constant">$is-valid-name?:false</span>: -<span id="L2101" class="LineNr">2101 </span> <span class="subxComment"># return false</span> -<span id="L2102" class="LineNr">2102 </span> b8/copy-to-EAX 0/imm32/false -<span id="L2103" class="LineNr">2103 </span> eb/jump $is-valid-name?:end/disp8 -<span id="L2104" class="LineNr">2104 </span><span class="Constant">$is-valid-name?:true</span>: -<span id="L2105" class="LineNr">2105 </span> <span class="subxComment"># return true</span> -<span id="L2106" class="LineNr">2106 </span> b8/copy-to-EAX 1/imm32/true -<span id="L2107" class="LineNr">2107 </span><span class="Constant">$is-valid-name?:end</span>: -<span id="L2108" class="LineNr">2108 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2109" class="LineNr">2109 </span> 5e/pop-to-ESI -<span id="L2110" class="LineNr">2110 </span> 59/pop-to-ECX -<span id="L2111" class="LineNr">2111 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2112" class="LineNr">2112 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2113" class="LineNr">2113 </span> 5d/pop-to-EBP -<span id="L2114" class="LineNr">2114 </span> c3/return -<span id="L2115" class="LineNr">2115 </span> -<span id="L2116" class="LineNr">2116 </span><span class="subxTest">test-is-valid-name-digit-prefix</span>: -<span id="L2117" class="LineNr">2117 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2118" class="LineNr">2118 </span> 55/push-EBP -<span id="L2119" class="LineNr">2119 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2120" class="LineNr">2120 </span> <span class="subxComment"># (EAX..ECX) = "34"</span> -<span id="L2121" class="LineNr">2121 </span> b8/copy-to-EAX <span class="Constant">"34"</span>/imm32 -<span id="L2122" class="LineNr">2122 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2123" class="LineNr">2123 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2124" class="LineNr">2124 </span> 05/add-to-EAX 4/imm32 -<span id="L2125" class="LineNr">2125 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2126" class="LineNr">2126 </span> 51/push-ECX -<span id="L2127" class="LineNr">2127 </span> 50/push-EAX -<span id="L2128" class="LineNr">2128 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2129" class="LineNr">2129 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2130" class="LineNr">2130 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2131" class="LineNr">2131 </span> 51/push-ECX -<span id="L2132" class="LineNr">2132 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2133" class="LineNr">2133 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2134" class="LineNr">2134 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2135" class="LineNr">2135 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2136" class="LineNr">2136 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L2137" class="LineNr">2137 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2138" class="LineNr">2138 </span> 68/push <span class="Constant">"F - test-is-valid-name-digit-prefix"</span>/imm32 -<span id="L2139" class="LineNr">2139 </span> 68/push 0/imm32/false -<span id="L2140" class="LineNr">2140 </span> 50/push-EAX -<span id="L2141" class="LineNr">2141 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2142" class="LineNr">2142 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2143" class="LineNr">2143 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2144" class="LineNr">2144 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2145" class="LineNr">2145 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2146" class="LineNr">2146 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2147" class="LineNr">2147 </span> 5d/pop-to-EBP -<span id="L2148" class="LineNr">2148 </span> c3/return -<span id="L2149" class="LineNr">2149 </span> -<span id="L2150" class="LineNr">2150 </span><span class="subxTest">test-is-valid-name-negative-prefix</span>: -<span id="L2151" class="LineNr">2151 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2152" class="LineNr">2152 </span> 55/push-EBP -<span id="L2153" class="LineNr">2153 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2154" class="LineNr">2154 </span> <span class="subxComment"># (EAX..ECX) = "-0x34"</span> -<span id="L2155" class="LineNr">2155 </span> b8/copy-to-EAX <span class="Constant">"-0x34"</span>/imm32 -<span id="L2156" class="LineNr">2156 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2157" class="LineNr">2157 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2158" class="LineNr">2158 </span> 05/add-to-EAX 4/imm32 -<span id="L2159" class="LineNr">2159 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2160" class="LineNr">2160 </span> 51/push-ECX -<span id="L2161" class="LineNr">2161 </span> 50/push-EAX -<span id="L2162" class="LineNr">2162 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2163" class="LineNr">2163 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2164" class="LineNr">2164 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2165" class="LineNr">2165 </span> 51/push-ECX -<span id="L2166" class="LineNr">2166 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2167" class="LineNr">2167 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2168" class="LineNr">2168 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2169" class="LineNr">2169 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2170" class="LineNr">2170 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L2171" class="LineNr">2171 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2172" class="LineNr">2172 </span> 68/push <span class="Constant">"F - test-is-valid-name-negative-prefix"</span>/imm32 -<span id="L2173" class="LineNr">2173 </span> 68/push 0/imm32/false -<span id="L2174" class="LineNr">2174 </span> 50/push-EAX -<span id="L2175" class="LineNr">2175 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2176" class="LineNr">2176 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2177" class="LineNr">2177 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2178" class="LineNr">2178 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2179" class="LineNr">2179 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2180" class="LineNr">2180 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2181" class="LineNr">2181 </span> 5d/pop-to-EBP -<span id="L2182" class="LineNr">2182 </span> c3/return -<span id="L2183" class="LineNr">2183 </span> -<span id="L2184" class="LineNr">2184 </span><span class="subxTest">test-is-valid-name-0x-prefix</span>: -<span id="L2185" class="LineNr">2185 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2186" class="LineNr">2186 </span> 55/push-EBP -<span id="L2187" class="LineNr">2187 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2188" class="LineNr">2188 </span> <span class="subxComment"># (EAX..ECX) = "0x34"</span> -<span id="L2189" class="LineNr">2189 </span> b8/copy-to-EAX <span class="Constant">"0x34"</span>/imm32 -<span id="L2190" class="LineNr">2190 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2191" class="LineNr">2191 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2192" class="LineNr">2192 </span> 05/add-to-EAX 4/imm32 -<span id="L2193" class="LineNr">2193 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2194" class="LineNr">2194 </span> 51/push-ECX -<span id="L2195" class="LineNr">2195 </span> 50/push-EAX -<span id="L2196" class="LineNr">2196 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2197" class="LineNr">2197 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2198" class="LineNr">2198 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2199" class="LineNr">2199 </span> 51/push-ECX -<span id="L2200" class="LineNr">2200 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2201" class="LineNr">2201 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2202" class="LineNr">2202 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2203" class="LineNr">2203 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2204" class="LineNr">2204 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L2205" class="LineNr">2205 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2206" class="LineNr">2206 </span> 68/push <span class="Constant">"F - test-is-valid-name-0x-prefix"</span>/imm32 -<span id="L2207" class="LineNr">2207 </span> 68/push 0/imm32/false -<span id="L2208" class="LineNr">2208 </span> 50/push-EAX -<span id="L2209" class="LineNr">2209 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2210" class="LineNr">2210 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2211" class="LineNr">2211 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2212" class="LineNr">2212 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2213" class="LineNr">2213 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2214" class="LineNr">2214 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2215" class="LineNr">2215 </span> 5d/pop-to-EBP -<span id="L2216" class="LineNr">2216 </span> c3/return -<span id="L2217" class="LineNr">2217 </span> -<span id="L2218" class="LineNr">2218 </span><span class="subxTest">test-is-valid-name-starts-with-pre-digit</span>: -<span id="L2219" class="LineNr">2219 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2220" class="LineNr">2220 </span> 55/push-EBP -<span id="L2221" class="LineNr">2221 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2222" class="LineNr">2222 </span> <span class="subxComment"># (EAX..ECX) = "/03"</span> -<span id="L2223" class="LineNr">2223 </span> b8/copy-to-EAX <span class="Constant">"/03"</span>/imm32 -<span id="L2224" class="LineNr">2224 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2225" class="LineNr">2225 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2226" class="LineNr">2226 </span> 05/add-to-EAX 4/imm32 -<span id="L2227" class="LineNr">2227 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2228" class="LineNr">2228 </span> 51/push-ECX -<span id="L2229" class="LineNr">2229 </span> 50/push-EAX -<span id="L2230" class="LineNr">2230 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2231" class="LineNr">2231 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2232" class="LineNr">2232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2233" class="LineNr">2233 </span> 51/push-ECX -<span id="L2234" class="LineNr">2234 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2235" class="LineNr">2235 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2236" class="LineNr">2236 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2237" class="LineNr">2237 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2238" class="LineNr">2238 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2239" class="LineNr">2239 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2240" class="LineNr">2240 </span> 68/push <span class="Constant">"F - test-is-valid-name-starts-with-pre-digit"</span>/imm32 -<span id="L2241" class="LineNr">2241 </span> 68/push 1/imm32/true -<span id="L2242" class="LineNr">2242 </span> 50/push-EAX -<span id="L2243" class="LineNr">2243 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2244" class="LineNr">2244 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2245" class="LineNr">2245 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2246" class="LineNr">2246 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2247" class="LineNr">2247 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2248" class="LineNr">2248 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2249" class="LineNr">2249 </span> 5d/pop-to-EBP -<span id="L2250" class="LineNr">2250 </span> c3/return -<span id="L2251" class="LineNr">2251 </span> -<span id="L2252" class="LineNr">2252 </span><span class="subxTest">test-is-valid-name-starts-with-post-digit</span>: -<span id="L2253" class="LineNr">2253 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2254" class="LineNr">2254 </span> 55/push-EBP -<span id="L2255" class="LineNr">2255 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2256" class="LineNr">2256 </span> <span class="subxComment"># (EAX..ECX) = "q34"</span> -<span id="L2257" class="LineNr">2257 </span> b8/copy-to-EAX <span class="Constant">"q34"</span>/imm32 -<span id="L2258" class="LineNr">2258 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2259" class="LineNr">2259 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2260" class="LineNr">2260 </span> 05/add-to-EAX 4/imm32 -<span id="L2261" class="LineNr">2261 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2262" class="LineNr">2262 </span> 51/push-ECX -<span id="L2263" class="LineNr">2263 </span> 50/push-EAX -<span id="L2264" class="LineNr">2264 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2265" class="LineNr">2265 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2266" class="LineNr">2266 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2267" class="LineNr">2267 </span> 51/push-ECX -<span id="L2268" class="LineNr">2268 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2269" class="LineNr">2269 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2270" class="LineNr">2270 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2271" class="LineNr">2271 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2272" class="LineNr">2272 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2273" class="LineNr">2273 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2274" class="LineNr">2274 </span> 68/push <span class="Constant">"F - test-is-valid-name-starts-with-post-digit"</span>/imm32 -<span id="L2275" class="LineNr">2275 </span> 68/push 1/imm32/true -<span id="L2276" class="LineNr">2276 </span> 50/push-EAX -<span id="L2277" class="LineNr">2277 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2278" class="LineNr">2278 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2279" class="LineNr">2279 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2280" class="LineNr">2280 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2281" class="LineNr">2281 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2282" class="LineNr">2282 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2283" class="LineNr">2283 </span> 5d/pop-to-EBP -<span id="L2284" class="LineNr">2284 </span> c3/return -<span id="L2285" class="LineNr">2285 </span> -<span id="L2286" class="LineNr">2286 </span><span class="subxTest">test-is-valid-name-starts-with-digit</span>: -<span id="L2287" class="LineNr">2287 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2288" class="LineNr">2288 </span> 55/push-EBP -<span id="L2289" class="LineNr">2289 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2290" class="LineNr">2290 </span> <span class="subxComment"># (EAX..ECX) = "0x34"</span> -<span id="L2291" class="LineNr">2291 </span> b8/copy-to-EAX <span class="Constant">"0x34"</span>/imm32 -<span id="L2292" class="LineNr">2292 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2293" class="LineNr">2293 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2294" class="LineNr">2294 </span> 05/add-to-EAX 4/imm32 -<span id="L2295" class="LineNr">2295 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2296" class="LineNr">2296 </span> 51/push-ECX -<span id="L2297" class="LineNr">2297 </span> 50/push-EAX -<span id="L2298" class="LineNr">2298 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2299" class="LineNr">2299 </span> <span class="subxComment"># EAX = is-valid-name?(slice)</span> -<span id="L2300" class="LineNr">2300 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2301" class="LineNr">2301 </span> 51/push-ECX -<span id="L2302" class="LineNr">2302 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2303" class="LineNr">2303 </span> e8/call <a href='subx-common.subx.html#L2062'>is-valid-name?</a>/disp32 -<span id="L2304" class="LineNr">2304 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2305" class="LineNr">2305 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2306" class="LineNr">2306 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L2307" class="LineNr">2307 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2308" class="LineNr">2308 </span> 68/push <span class="Constant">"F - test-is-valid-name-starts-with-digit"</span>/imm32 -<span id="L2309" class="LineNr">2309 </span> 68/push 0/imm32/false -<span id="L2310" class="LineNr">2310 </span> 50/push-EAX -<span id="L2311" class="LineNr">2311 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2312" class="LineNr">2312 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2313" class="LineNr">2313 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2314" class="LineNr">2314 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2315" class="LineNr">2315 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2316" class="LineNr">2316 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2317" class="LineNr">2317 </span> 5d/pop-to-EBP -<span id="L2318" class="LineNr">2318 </span> c3/return -<span id="L2319" class="LineNr">2319 </span> -<span id="L2320" class="LineNr">2320 </span><span class="subxComment"># print 'n' in hex in 'width' bytes in lower-endian order, with a space after every byte</span> -<span id="L2321" class="LineNr">2321 </span><span class="subxFunction">emit-hex</span>: <span class="subxComment"># out : (address buffered-file), n : int, width : int -> <void></span> -<span id="L2322" class="LineNr">2322 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2323" class="LineNr">2323 </span> 55/push-EBP -<span id="L2324" class="LineNr">2324 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2325" class="LineNr">2325 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2326" class="LineNr">2326 </span> 50/push-EAX -<span id="L2327" class="LineNr">2327 </span> 51/push-ECX -<span id="L2328" class="LineNr">2328 </span> 52/push-EDX -<span id="L2329" class="LineNr">2329 </span> 53/push-EBX -<span id="L2330" class="LineNr">2330 </span> 57/push-EDI -<span id="L2331" class="LineNr">2331 </span> <span class="subxComment"># EDI = out</span> -<span id="L2332" class="LineNr">2332 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L2333" class="LineNr">2333 </span> <span class="subxComment"># EBX = n</span> -<span id="L2334" class="LineNr">2334 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EBX</span> -<span id="L2335" class="LineNr">2335 </span> <span class="subxComment"># EDX = width</span> -<span id="L2336" class="LineNr">2336 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EDX</span> -<span id="L2337" class="LineNr">2337 </span> <span class="subxComment"># var curr/ECX = 0</span> -<span id="L2338" class="LineNr">2338 </span> 31/xor 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ECX</span> -<span id="L2339" class="LineNr">2339 </span><span class="Constant">$emit-hex:loop</span>: -<span id="L2340" class="LineNr">2340 </span> <span class="subxComment"># if (curr >= width) break</span> -<span id="L2341" class="LineNr">2341 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L2342" class="LineNr">2342 </span> 7d/jump-if-greater-or-equal $emit-hex:end/disp8 -<span id="L2343" class="LineNr">2343 </span> <span class="subxComment"># print-byte-buffered(out, EBX)</span> -<span id="L2344" class="LineNr">2344 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2345" class="LineNr">2345 </span> 53/push-EBX -<span id="L2346" class="LineNr">2346 </span> 57/push-EDI -<span id="L2347" class="LineNr">2347 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2348" class="LineNr">2348 </span> e8/call <a href='../066print-int.subx.html#L92'>print-byte-buffered</a>/disp32 -<span id="L2349" class="LineNr">2349 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2350" class="LineNr">2350 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2351" class="LineNr">2351 </span> <span class="subxComment"># write-byte-buffered(out, ' ')</span> -<span id="L2352" class="LineNr">2352 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2353" class="LineNr">2353 </span> 68/push 0x20/imm32/space -<span id="L2354" class="LineNr">2354 </span> 57/push-EDI -<span id="L2355" class="LineNr">2355 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2356" class="LineNr">2356 </span> e8/call <a href='../064write-byte.subx.html#L31'>write-byte-buffered</a>/disp32 -<span id="L2357" class="LineNr">2357 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2358" class="LineNr">2358 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2359" class="LineNr">2359 </span> <span class="subxComment"># EBX = EBX >> 8</span> -<span id="L2360" class="LineNr">2360 </span> c1/shift 5/subop/logic-right 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm8 <span class="subxComment"># shift EBX right by 8 bits, while padding zeroes</span> -<span id="L2361" class="LineNr">2361 </span><span class="Constant">$emit-hex:continue</span>: -<span id="L2362" class="LineNr">2362 </span> <span class="subxComment"># ++curr</span> -<span id="L2363" class="LineNr">2363 </span> 41/increment-ECX -<span id="L2364" class="LineNr">2364 </span> eb/jump $emit-hex:loop/disp8 -<span id="L2365" class="LineNr">2365 </span><span class="Constant">$emit-hex:end</span>: -<span id="L2366" class="LineNr">2366 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2367" class="LineNr">2367 </span> 5f/pop-to-EDI -<span id="L2368" class="LineNr">2368 </span> 5b/pop-to-EBX -<span id="L2369" class="LineNr">2369 </span> 5a/pop-to-EDX -<span id="L2370" class="LineNr">2370 </span> 59/pop-to-ECX -<span id="L2371" class="LineNr">2371 </span> 58/pop-to-EAX -<span id="L2372" class="LineNr">2372 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2373" class="LineNr">2373 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2374" class="LineNr">2374 </span> 5d/pop-to-EBP -<span id="L2375" class="LineNr">2375 </span> c3/return -<span id="L2376" class="LineNr">2376 </span> -<span id="L2377" class="LineNr">2377 </span><span class="subxTest">test-emit-hex-single-byte</span>: -<span id="L2378" class="LineNr">2378 </span> <span class="subxComment"># setup</span> -<span id="L2379" class="LineNr">2379 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2380" class="LineNr">2380 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2381" class="LineNr">2381 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2382" class="LineNr">2382 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2383" class="LineNr">2383 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2384" class="LineNr">2384 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2385" class="LineNr">2385 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2386" class="LineNr">2386 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2387" class="LineNr">2387 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2388" class="LineNr">2388 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2389" class="LineNr">2389 </span> 05/add-to-EAX 4/imm32 -<span id="L2390" class="LineNr">2390 </span> 50/push-EAX -<span id="L2391" class="LineNr">2391 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2392" class="LineNr">2392 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2393" class="LineNr">2393 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2394" class="LineNr">2394 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2395" class="LineNr">2395 </span> <span class="subxComment"># emit-hex(_test-output-buffered-file, 0xab, 1)</span> -<span id="L2396" class="LineNr">2396 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2397" class="LineNr">2397 </span> 68/push 1/imm32 -<span id="L2398" class="LineNr">2398 </span> 68/push 0xab/imm32 -<span id="L2399" class="LineNr">2399 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2400" class="LineNr">2400 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2401" class="LineNr">2401 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L2402" class="LineNr">2402 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2403" class="LineNr">2403 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2404" class="LineNr">2404 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L2405" class="LineNr">2405 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2406" class="LineNr">2406 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2407" class="LineNr">2407 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2408" class="LineNr">2408 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2409" class="LineNr">2409 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2410" class="LineNr">2410 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2411" class="LineNr">2411 </span> <span class="subxComment"># check-ints-equal(*_test-output-stream->data, 'ab ', msg)</span> -<span id="L2412" class="LineNr">2412 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2413" class="LineNr">2413 </span> 68/push <span class="Constant">"F - test-emit-hex-single-byte"</span>/imm32 -<span id="L2414" class="LineNr">2414 </span> 68/push 0x206261/imm32 -<span id="L2415" class="LineNr">2415 </span> <span class="subxS2Comment"># . . push *_test-output-stream->data</span> -<span id="L2416" class="LineNr">2416 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2417" class="LineNr">2417 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EAX+12)</span> -<span id="L2418" class="LineNr">2418 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2419" class="LineNr">2419 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2420" class="LineNr">2420 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2421" class="LineNr">2421 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2422" class="LineNr">2422 </span> <span class="subxS1Comment"># . end</span> -<span id="L2423" class="LineNr">2423 </span> c3/return -<span id="L2424" class="LineNr">2424 </span> -<span id="L2425" class="LineNr">2425 </span><span class="subxTest">test-emit-hex-multiple-byte</span>: -<span id="L2426" class="LineNr">2426 </span> <span class="subxComment"># setup</span> -<span id="L2427" class="LineNr">2427 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2428" class="LineNr">2428 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2429" class="LineNr">2429 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2430" class="LineNr">2430 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2431" class="LineNr">2431 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2432" class="LineNr">2432 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2433" class="LineNr">2433 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2434" class="LineNr">2434 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2435" class="LineNr">2435 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2436" class="LineNr">2436 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2437" class="LineNr">2437 </span> 05/add-to-EAX 4/imm32 -<span id="L2438" class="LineNr">2438 </span> 50/push-EAX -<span id="L2439" class="LineNr">2439 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2440" class="LineNr">2440 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2441" class="LineNr">2441 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2442" class="LineNr">2442 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2443" class="LineNr">2443 </span> <span class="subxComment"># emit-hex(_test-output-buffered-file, 0x1234, 2)</span> -<span id="L2444" class="LineNr">2444 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2445" class="LineNr">2445 </span> 68/push 2/imm32 -<span id="L2446" class="LineNr">2446 </span> 68/push 0x1234/imm32 -<span id="L2447" class="LineNr">2447 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2448" class="LineNr">2448 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2449" class="LineNr">2449 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L2450" class="LineNr">2450 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2451" class="LineNr">2451 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2452" class="LineNr">2452 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L2453" class="LineNr">2453 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2454" class="LineNr">2454 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2455" class="LineNr">2455 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2456" class="LineNr">2456 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2457" class="LineNr">2457 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2458" class="LineNr">2458 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2459" class="LineNr">2459 </span> <span class="subxComment"># check-stream-equal(_test-output-stream, "34 12 ", msg)</span> -<span id="L2460" class="LineNr">2460 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2461" class="LineNr">2461 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2425'>test-emit-hex-multiple-byte</a>/1"</span>/imm32 -<span id="L2462" class="LineNr">2462 </span> 68/push <span class="Constant">"34 12 "</span>/imm32 -<span id="L2463" class="LineNr">2463 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2464" class="LineNr">2464 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2465" class="LineNr">2465 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L2466" class="LineNr">2466 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2467" class="LineNr">2467 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2468" class="LineNr">2468 </span> <span class="subxS1Comment"># . end</span> -<span id="L2469" class="LineNr">2469 </span> c3/return -<span id="L2470" class="LineNr">2470 </span> -<span id="L2471" class="LineNr">2471 </span><span class="subxTest">test-emit-hex-zero-pad</span>: -<span id="L2472" class="LineNr">2472 </span> <span class="subxComment"># setup</span> -<span id="L2473" class="LineNr">2473 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2474" class="LineNr">2474 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2475" class="LineNr">2475 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2476" class="LineNr">2476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2477" class="LineNr">2477 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2478" class="LineNr">2478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2479" class="LineNr">2479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2480" class="LineNr">2480 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2481" class="LineNr">2481 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2482" class="LineNr">2482 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2483" class="LineNr">2483 </span> 05/add-to-EAX 4/imm32 -<span id="L2484" class="LineNr">2484 </span> 50/push-EAX -<span id="L2485" class="LineNr">2485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2486" class="LineNr">2486 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2487" class="LineNr">2487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2488" class="LineNr">2488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2489" class="LineNr">2489 </span> <span class="subxComment"># emit-hex(_test-output-buffered-file, 0xab, 2)</span> -<span id="L2490" class="LineNr">2490 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2491" class="LineNr">2491 </span> 68/push 2/imm32 -<span id="L2492" class="LineNr">2492 </span> 68/push 0xab/imm32 -<span id="L2493" class="LineNr">2493 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2494" class="LineNr">2494 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2495" class="LineNr">2495 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L2496" class="LineNr">2496 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2497" class="LineNr">2497 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2498" class="LineNr">2498 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L2499" class="LineNr">2499 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2500" class="LineNr">2500 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2501" class="LineNr">2501 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2502" class="LineNr">2502 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2503" class="LineNr">2503 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2504" class="LineNr">2504 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2505" class="LineNr">2505 </span> <span class="subxComment"># check(_test-output-stream->data == 'ab 00 ')</span> -<span id="L2506" class="LineNr">2506 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2507" class="LineNr">2507 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2471'>test-emit-hex-zero-pad</a>/1"</span>/imm32 -<span id="L2508" class="LineNr">2508 </span> 68/push <span class="Constant">"ab 00 "</span>/imm32 -<span id="L2509" class="LineNr">2509 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2510" class="LineNr">2510 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2511" class="LineNr">2511 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L2512" class="LineNr">2512 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2513" class="LineNr">2513 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2514" class="LineNr">2514 </span> <span class="subxS1Comment"># . end</span> -<span id="L2515" class="LineNr">2515 </span> c3/return -<span id="L2516" class="LineNr">2516 </span> -<span id="L2517" class="LineNr">2517 </span><span class="subxTest">test-emit-hex-negative</span>: -<span id="L2518" class="LineNr">2518 </span> <span class="subxComment"># setup</span> -<span id="L2519" class="LineNr">2519 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2520" class="LineNr">2520 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2521" class="LineNr">2521 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2522" class="LineNr">2522 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2523" class="LineNr">2523 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2524" class="LineNr">2524 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2525" class="LineNr">2525 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2526" class="LineNr">2526 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2527" class="LineNr">2527 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2528" class="LineNr">2528 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2529" class="LineNr">2529 </span> 05/add-to-EAX 4/imm32 -<span id="L2530" class="LineNr">2530 </span> 50/push-EAX -<span id="L2531" class="LineNr">2531 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2532" class="LineNr">2532 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2533" class="LineNr">2533 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2534" class="LineNr">2534 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2535" class="LineNr">2535 </span> <span class="subxComment"># emit-hex(_test-output-buffered-file, -1, 2)</span> -<span id="L2536" class="LineNr">2536 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2537" class="LineNr">2537 </span> 68/push 2/imm32 -<span id="L2538" class="LineNr">2538 </span> 68/push -1/imm32 -<span id="L2539" class="LineNr">2539 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2540" class="LineNr">2540 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2541" class="LineNr">2541 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L2542" class="LineNr">2542 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2543" class="LineNr">2543 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2544" class="LineNr">2544 </span> <span class="subxComment"># flush(_test-output-buffered-file)</span> -<span id="L2545" class="LineNr">2545 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2546" class="LineNr">2546 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2547" class="LineNr">2547 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2548" class="LineNr">2548 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2549" class="LineNr">2549 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2550" class="LineNr">2550 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2551" class="LineNr">2551 </span> <span class="subxComment"># check-stream-equal(_test-output-stream == "ff ff ")</span> -<span id="L2552" class="LineNr">2552 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2553" class="LineNr">2553 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2517'>test-emit-hex-negative</a>/1"</span>/imm32 -<span id="L2554" class="LineNr">2554 </span> 68/push <span class="Constant">"ff ff "</span>/imm32 -<span id="L2555" class="LineNr">2555 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2556" class="LineNr">2556 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2557" class="LineNr">2557 </span> e8/call <a href='../058stream-equal.subx.html#L193'>check-stream-equal</a>/disp32 -<span id="L2558" class="LineNr">2558 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2559" class="LineNr">2559 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2560" class="LineNr">2560 </span> <span class="subxS1Comment"># . end</span> -<span id="L2561" class="LineNr">2561 </span> c3/return -<span id="L2562" class="LineNr">2562 </span> -<span id="L2563" class="LineNr">2563 </span><span class="subxComment"># print 'arr' in hex with a space after every byte</span> -<span id="L2564" class="LineNr">2564 </span><span class="subxFunction">emit-hex-array</span>: <span class="subxComment"># out : (address buffered-file), arr : (address array byte) -> <void></span> -<span id="L2565" class="LineNr">2565 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2566" class="LineNr">2566 </span> 55/push-EBP -<span id="L2567" class="LineNr">2567 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2568" class="LineNr">2568 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2569" class="LineNr">2569 </span> 50/push-EAX -<span id="L2570" class="LineNr">2570 </span> 51/push-ECX -<span id="L2571" class="LineNr">2571 </span> 52/push-EDX -<span id="L2572" class="LineNr">2572 </span> 57/push-EDI -<span id="L2573" class="LineNr">2573 </span> <span class="subxComment"># EDI = out</span> -<span id="L2574" class="LineNr">2574 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L2575" class="LineNr">2575 </span> <span class="subxComment"># EDX = arr # <== 0xbdffffe4</span> -<span id="L2576" class="LineNr">2576 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L2577" class="LineNr">2577 </span> <span class="subxComment"># curr/ECX = arr->data</span> -<span id="L2578" class="LineNr">2578 </span> 8d/copy-address 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDX+4 to ECX</span> -<span id="L2579" class="LineNr">2579 </span> <span class="subxComment"># max/EDX = arr->data + arr->length</span> -<span id="L2580" class="LineNr">2580 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EDX</span> -<span id="L2581" class="LineNr">2581 </span> 01/add 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ECX to EDX</span> -<span id="L2582" class="LineNr">2582 </span> <span class="subxComment"># EAX = 0</span> -<span id="L2583" class="LineNr">2583 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2584" class="LineNr">2584 </span><span class="Constant">$emit-hex-array:loop</span>: -<span id="L2585" class="LineNr">2585 </span> <span class="subxComment"># if (curr >= width) break</span> -<span id="L2586" class="LineNr">2586 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L2587" class="LineNr">2587 </span> 73/jump-if-greater-or-equal-unsigned $emit-hex-array:end/disp8 -<span id="L2588" class="LineNr">2588 </span> <span class="subxComment"># emit-hex(out, *curr, width=1)</span> -<span id="L2589" class="LineNr">2589 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2590" class="LineNr">2590 </span> 68/push 1/imm32/width -<span id="L2591" class="LineNr">2591 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L2592" class="LineNr">2592 </span> 50/push-EAX -<span id="L2593" class="LineNr">2593 </span> 57/push-EDI -<span id="L2594" class="LineNr">2594 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2595" class="LineNr">2595 </span> e8/call <a href='subx-common.subx.html#L2321'>emit-hex</a>/disp32 -<span id="L2596" class="LineNr">2596 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2597" class="LineNr">2597 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2598" class="LineNr">2598 </span> <span class="subxComment"># ++curr</span> -<span id="L2599" class="LineNr">2599 </span> 41/increment-ECX -<span id="L2600" class="LineNr">2600 </span> eb/jump $emit-hex-array:loop/disp8 -<span id="L2601" class="LineNr">2601 </span><span class="Constant">$emit-hex-array:end</span>: -<span id="L2602" class="LineNr">2602 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2603" class="LineNr">2603 </span> 5f/pop-to-EDI -<span id="L2604" class="LineNr">2604 </span> 5a/pop-to-EDX -<span id="L2605" class="LineNr">2605 </span> 59/pop-to-ECX -<span id="L2606" class="LineNr">2606 </span> 58/pop-to-EAX -<span id="L2607" class="LineNr">2607 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2608" class="LineNr">2608 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2609" class="LineNr">2609 </span> 5d/pop-to-EBP -<span id="L2610" class="LineNr">2610 </span> c3/return -<span id="L2611" class="LineNr">2611 </span> -<span id="L2612" class="LineNr">2612 </span><span class="subxTest">test-emit-hex-array</span>: -<span id="L2613" class="LineNr">2613 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2614" class="LineNr">2614 </span> 55/push-EBP -<span id="L2615" class="LineNr">2615 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2616" class="LineNr">2616 </span> <span class="subxComment"># setup</span> -<span id="L2617" class="LineNr">2617 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2618" class="LineNr">2618 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2619" class="LineNr">2619 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2620" class="LineNr">2620 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2621" class="LineNr">2621 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2622" class="LineNr">2622 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2623" class="LineNr">2623 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2624" class="LineNr">2624 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2625" class="LineNr">2625 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2626" class="LineNr">2626 </span> b8/copy-to-EAX <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2627" class="LineNr">2627 </span> 05/add-to-EAX 4/imm32 -<span id="L2628" class="LineNr">2628 </span> 50/push-EAX -<span id="L2629" class="LineNr">2629 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2630" class="LineNr">2630 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2631" class="LineNr">2631 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2632" class="LineNr">2632 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2633" class="LineNr">2633 </span> <span class="subxComment"># var arr/ECX (address array byte) = [01, 02, 03]</span> -<span id="L2634" class="LineNr">2634 </span> 68/push 0x00030201/imm32 <span class="subxComment"># bytes 01 02 03</span> -<span id="L2635" class="LineNr">2635 </span> 68/push 3/imm32/length -<span id="L2636" class="LineNr">2636 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2637" class="LineNr">2637 </span> <span class="subxComment"># emit-hex-array(_test-output-buffered-file, arr)</span> -<span id="L2638" class="LineNr">2638 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2639" class="LineNr">2639 </span> 51/push-ECX -<span id="L2640" class="LineNr">2640 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2641" class="LineNr">2641 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2642" class="LineNr">2642 </span> e8/call <a href='subx-common.subx.html#L2564'>emit-hex-array</a>/disp32 -<span id="L2643" class="LineNr">2643 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2644" class="LineNr">2644 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2645" class="LineNr">2645 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L2646" class="LineNr">2646 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2647" class="LineNr">2647 </span> 68/push <a href='subx-common.subx.html#L3102'>_test-output-buffered-file</a>/imm32 -<span id="L2648" class="LineNr">2648 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2649" class="LineNr">2649 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2650" class="LineNr">2650 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2651" class="LineNr">2651 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2652" class="Folded">2652 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2685" class="LineNr">2685 </span> <span class="subxComment"># check-next-stream-line-equal(_test-output-stream, "01 02 03 ", msg)</span> -<span id="L2686" class="LineNr">2686 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2687" class="LineNr">2687 </span> 68/push <span class="Constant">"F - test-emit-hex-array"</span>/imm32 -<span id="L2688" class="LineNr">2688 </span> 68/push <span class="Constant">"01 02 03 "</span>/imm32 -<span id="L2689" class="LineNr">2689 </span> 68/push <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L2690" class="LineNr">2690 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2691" class="LineNr">2691 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2692" class="LineNr">2692 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2693" class="LineNr">2693 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2694" class="LineNr">2694 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2695" class="LineNr">2695 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2696" class="LineNr">2696 </span> 5d/pop-to-EBP -<span id="L2697" class="LineNr">2697 </span> c3/return -<span id="L2698" class="LineNr">2698 </span> -<span id="L2699" class="LineNr">2699 </span><span class="subxFunction">compute-width</span>: <span class="subxComment"># word : (address array byte) -> EAX : int</span> -<span id="L2700" class="LineNr">2700 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2701" class="LineNr">2701 </span> 55/push-EBP -<span id="L2702" class="LineNr">2702 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2703" class="LineNr">2703 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2704" class="LineNr">2704 </span> 51/push-ECX -<span id="L2705" class="LineNr">2705 </span> <span class="subxComment"># EAX = word</span> -<span id="L2706" class="LineNr">2706 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2707" class="LineNr">2707 </span> <span class="subxComment"># ECX = word + word->length</span> -<span id="L2708" class="LineNr">2708 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2709" class="LineNr">2709 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2710" class="LineNr">2710 </span> <span class="subxComment"># EAX = word->data</span> -<span id="L2711" class="LineNr">2711 </span> 05/add-to-EAX 4/imm32 -<span id="L2712" class="LineNr">2712 </span> <span class="subxComment"># var in/ECX : (address slice) = {EAX, ECX}</span> -<span id="L2713" class="LineNr">2713 </span> 51/push-ECX -<span id="L2714" class="LineNr">2714 </span> 50/push-EAX -<span id="L2715" class="LineNr">2715 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2716" class="LineNr">2716 </span> <span class="subxComment"># return compute-width-of-slice(ECX)</span> -<span id="L2717" class="LineNr">2717 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2718" class="LineNr">2718 </span> 51/push-ECX -<span id="L2719" class="LineNr">2719 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2720" class="LineNr">2720 </span> e8/call <a href='subx-common.subx.html#L2733'>compute-width-of-slice</a>/disp32 -<span id="L2721" class="LineNr">2721 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2722" class="LineNr">2722 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2723" class="LineNr">2723 </span><span class="Constant">$compute-width:end</span>: -<span id="L2724" class="LineNr">2724 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L2725" class="LineNr">2725 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2726" class="LineNr">2726 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2727" class="LineNr">2727 </span> 59/pop-to-ECX -<span id="L2728" class="LineNr">2728 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2729" class="LineNr">2729 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2730" class="LineNr">2730 </span> 5d/pop-to-EBP -<span id="L2731" class="LineNr">2731 </span> c3/return -<span id="L2732" class="LineNr">2732 </span> -<span id="L2733" class="LineNr">2733 </span><span class="subxFunction">compute-width-of-slice</span>: <span class="subxComment"># s : (address slice) -> EAX : int</span> -<span id="L2734" class="LineNr">2734 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2735" class="LineNr">2735 </span> 55/push-EBP -<span id="L2736" class="LineNr">2736 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2737" class="LineNr">2737 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2738" class="LineNr">2738 </span> 51/push-ECX -<span id="L2739" class="LineNr">2739 </span> <span class="subxComment"># ECX = s</span> -<span id="L2740" class="LineNr">2740 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2741" class="LineNr">2741 </span> <span class="subxComment"># if (has-metadata?(word, "imm32")) return 4</span> -<span id="L2742" class="LineNr">2742 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word, "imm32")</span> -<span id="L2743" class="LineNr">2743 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2744" class="LineNr">2744 </span> 68/push <span class="Constant">"imm32"</span>/imm32 -<span id="L2745" class="LineNr">2745 </span> 51/push-ECX -<span id="L2746" class="LineNr">2746 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2747" class="LineNr">2747 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L2748" class="LineNr">2748 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2749" class="LineNr">2749 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2750" class="LineNr">2750 </span> <span class="subxS1Comment"># . if (EAX != 0) return 4</span> -<span id="L2751" class="LineNr">2751 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2752" class="LineNr">2752 </span> b8/copy-to-EAX 4/imm32 <span class="subxComment"># ZF is set, so we can overwrite EAX now</span> -<span id="L2753" class="LineNr">2753 </span> 75/jump-if-not-equal $compute-width-of-slice:end/disp8 -<span id="L2754" class="LineNr">2754 </span> <span class="subxComment"># if (has-metadata?(word, "disp32")) return 4</span> -<span id="L2755" class="LineNr">2755 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word, "disp32")</span> -<span id="L2756" class="LineNr">2756 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2757" class="LineNr">2757 </span> 68/push <span class="Constant">"disp32"</span>/imm32 -<span id="L2758" class="LineNr">2758 </span> 51/push-ECX -<span id="L2759" class="LineNr">2759 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2760" class="LineNr">2760 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L2761" class="LineNr">2761 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2762" class="LineNr">2762 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2763" class="LineNr">2763 </span> <span class="subxS1Comment"># . if (EAX != 0) return 4</span> -<span id="L2764" class="LineNr">2764 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2765" class="LineNr">2765 </span> b8/copy-to-EAX 4/imm32 <span class="subxComment"># ZF is set, so we can overwrite EAX now</span> -<span id="L2766" class="LineNr">2766 </span> 75/jump-if-not-equal $compute-width-of-slice:end/disp8 -<span id="L2767" class="LineNr">2767 </span> <span class="subxComment"># if (has-metadata?(word, "imm16")) return 2</span> -<span id="L2768" class="LineNr">2768 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word, "imm16")</span> -<span id="L2769" class="LineNr">2769 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2770" class="LineNr">2770 </span> 68/push <span class="Constant">"imm16"</span>/imm32 -<span id="L2771" class="LineNr">2771 </span> 51/push-ECX -<span id="L2772" class="LineNr">2772 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2773" class="LineNr">2773 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L2774" class="LineNr">2774 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2775" class="LineNr">2775 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2776" class="LineNr">2776 </span> <span class="subxS1Comment"># . if (EAX != 0) return 2</span> -<span id="L2777" class="LineNr">2777 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2778" class="LineNr">2778 </span> b8/copy-to-EAX 2/imm32 <span class="subxComment"># ZF is set, so we can overwrite EAX now</span> -<span id="L2779" class="LineNr">2779 </span> 75/jump-if-not-equal $compute-width-of-slice:end/disp8 -<span id="L2780" class="LineNr">2780 </span> <span class="subxComment"># if (has-metadata?(word, "disp16")) return 2</span> -<span id="L2781" class="LineNr">2781 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word, "disp16")</span> -<span id="L2782" class="LineNr">2782 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2783" class="LineNr">2783 </span> 68/push <span class="Constant">"disp16"</span>/imm32 -<span id="L2784" class="LineNr">2784 </span> 51/push-ECX -<span id="L2785" class="LineNr">2785 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2786" class="LineNr">2786 </span> e8/call <a href='subx-common.subx.html#L1306'>has-metadata?</a>/disp32 -<span id="L2787" class="LineNr">2787 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2788" class="LineNr">2788 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2789" class="LineNr">2789 </span> <span class="subxS1Comment"># . if (EAX != 0) return 2</span> -<span id="L2790" class="LineNr">2790 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2791" class="LineNr">2791 </span> b8/copy-to-EAX 2/imm32 <span class="subxComment"># ZF is set, so we can overwrite EAX now</span> -<span id="L2792" class="LineNr">2792 </span> 75/jump-if-not-equal $compute-width-of-slice:end/disp8 -<span id="L2793" class="LineNr">2793 </span> <span class="subxComment"># otherwise return 1</span> -<span id="L2794" class="LineNr">2794 </span> b8/copy-to-EAX 1/imm32 -<span id="L2795" class="LineNr">2795 </span><span class="Constant">$compute-width-of-slice:end</span>: -<span id="L2796" class="LineNr">2796 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2797" class="LineNr">2797 </span> 59/pop-to-ECX -<span id="L2798" class="LineNr">2798 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2799" class="LineNr">2799 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2800" class="LineNr">2800 </span> 5d/pop-to-EBP -<span id="L2801" class="LineNr">2801 </span> c3/return -<span id="L2802" class="LineNr">2802 </span> -<span id="L2803" class="LineNr">2803 </span><span class="subxTest">test-compute-width</span>: -<span id="L2804" class="LineNr">2804 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2805" class="LineNr">2805 </span> 55/push-EBP -<span id="L2806" class="LineNr">2806 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2807" class="LineNr">2807 </span><span class="Constant">$test-compute-width:imm8</span>: -<span id="L2808" class="LineNr">2808 </span> <span class="subxComment"># EAX = compute-width("0x2/imm8")</span> -<span id="L2809" class="LineNr">2809 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2810" class="LineNr">2810 </span> 68/push <span class="Constant">"0x2/imm8"</span>/imm32 -<span id="L2811" class="LineNr">2811 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2812" class="LineNr">2812 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2813" class="LineNr">2813 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2814" class="LineNr">2814 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2815" class="LineNr">2815 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2816" class="LineNr">2816 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2817" class="LineNr">2817 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: 0x2/imm8"</span>/imm32 -<span id="L2818" class="LineNr">2818 </span> 50/push-EAX -<span id="L2819" class="LineNr">2819 </span> 68/push 1/imm32 -<span id="L2820" class="LineNr">2820 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2821" class="LineNr">2821 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2822" class="LineNr">2822 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2823" class="LineNr">2823 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2824" class="LineNr">2824 </span><span class="Constant">$test-compute-width:imm16</span>: -<span id="L2825" class="LineNr">2825 </span> <span class="subxComment"># EAX = compute-width("4/imm16")</span> -<span id="L2826" class="LineNr">2826 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2827" class="LineNr">2827 </span> 68/push <span class="Constant">"4/imm16"</span>/imm32 -<span id="L2828" class="LineNr">2828 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2829" class="LineNr">2829 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2830" class="LineNr">2830 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2831" class="LineNr">2831 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2832" class="LineNr">2832 </span> <span class="subxComment"># check-ints-equal(EAX, 2, msg)</span> -<span id="L2833" class="LineNr">2833 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2834" class="LineNr">2834 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: 4/imm16"</span>/imm32 -<span id="L2835" class="LineNr">2835 </span> 50/push-EAX -<span id="L2836" class="LineNr">2836 </span> 68/push 2/imm32 -<span id="L2837" class="LineNr">2837 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2838" class="LineNr">2838 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2839" class="LineNr">2839 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2840" class="LineNr">2840 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2841" class="LineNr">2841 </span><span class="Constant">$test-compute-width:imm32</span>: -<span id="L2842" class="LineNr">2842 </span> <span class="subxComment"># EAX = compute-width("4/imm32")</span> -<span id="L2843" class="LineNr">2843 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2844" class="LineNr">2844 </span> 68/push <span class="Constant">"4/imm32"</span>/imm32 -<span id="L2845" class="LineNr">2845 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2846" class="LineNr">2846 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2847" class="LineNr">2847 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2848" class="LineNr">2848 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2849" class="LineNr">2849 </span> <span class="subxComment"># check-ints-equal(EAX, 4, msg)</span> -<span id="L2850" class="LineNr">2850 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2851" class="LineNr">2851 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: 4/imm32"</span>/imm32 -<span id="L2852" class="LineNr">2852 </span> 50/push-EAX -<span id="L2853" class="LineNr">2853 </span> 68/push 4/imm32 -<span id="L2854" class="LineNr">2854 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2855" class="LineNr">2855 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2856" class="LineNr">2856 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2857" class="LineNr">2857 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2858" class="LineNr">2858 </span><span class="Constant">$test-compute-width:disp8</span>: -<span id="L2859" class="LineNr">2859 </span> <span class="subxComment"># EAX = compute-width("foo/disp8")</span> -<span id="L2860" class="LineNr">2860 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2861" class="LineNr">2861 </span> 68/push <span class="Constant">"foo/disp8"</span>/imm32 -<span id="L2862" class="LineNr">2862 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2863" class="LineNr">2863 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2864" class="LineNr">2864 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2865" class="LineNr">2865 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2866" class="LineNr">2866 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2867" class="LineNr">2867 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2868" class="LineNr">2868 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: foo/disp8"</span>/imm32 -<span id="L2869" class="LineNr">2869 </span> 50/push-EAX -<span id="L2870" class="LineNr">2870 </span> 68/push 1/imm32 -<span id="L2871" class="LineNr">2871 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2872" class="LineNr">2872 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2873" class="LineNr">2873 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2874" class="LineNr">2874 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2875" class="LineNr">2875 </span><span class="Constant">$test-compute-width:disp16</span>: -<span id="L2876" class="LineNr">2876 </span> <span class="subxComment"># EAX = compute-width("foo/disp16")</span> -<span id="L2877" class="LineNr">2877 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2878" class="LineNr">2878 </span> 68/push <span class="Constant">"foo/disp16"</span>/imm32 -<span id="L2879" class="LineNr">2879 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2880" class="LineNr">2880 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2881" class="LineNr">2881 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2882" class="LineNr">2882 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2883" class="LineNr">2883 </span> <span class="subxComment"># check-ints-equal(EAX, 2, msg)</span> -<span id="L2884" class="LineNr">2884 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2885" class="LineNr">2885 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: foo/disp16"</span>/imm32 -<span id="L2886" class="LineNr">2886 </span> 50/push-EAX -<span id="L2887" class="LineNr">2887 </span> 68/push 2/imm32 -<span id="L2888" class="LineNr">2888 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2889" class="LineNr">2889 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2890" class="LineNr">2890 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2891" class="LineNr">2891 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2892" class="LineNr">2892 </span><span class="Constant">$test-compute-width:disp32</span>: -<span id="L2893" class="LineNr">2893 </span> <span class="subxComment"># EAX = compute-width("foo/disp32")</span> -<span id="L2894" class="LineNr">2894 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2895" class="LineNr">2895 </span> 68/push <span class="Constant">"foo/disp32"</span>/imm32 -<span id="L2896" class="LineNr">2896 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2897" class="LineNr">2897 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2898" class="LineNr">2898 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2899" class="LineNr">2899 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2900" class="LineNr">2900 </span> <span class="subxComment"># check-ints-equal(EAX, 4, msg)</span> -<span id="L2901" class="LineNr">2901 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2902" class="LineNr">2902 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: foo/disp32"</span>/imm32 -<span id="L2903" class="LineNr">2903 </span> 50/push-EAX -<span id="L2904" class="LineNr">2904 </span> 68/push 4/imm32 -<span id="L2905" class="LineNr">2905 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2906" class="LineNr">2906 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2907" class="LineNr">2907 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2908" class="LineNr">2908 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2909" class="LineNr">2909 </span><span class="Constant">$test-compute-width:no-metadata</span>: -<span id="L2910" class="LineNr">2910 </span> <span class="subxComment"># EAX = compute-width("45")</span> -<span id="L2911" class="LineNr">2911 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2912" class="LineNr">2912 </span> 68/push <span class="Constant">"45"</span>/imm32 -<span id="L2913" class="LineNr">2913 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2914" class="LineNr">2914 </span> e8/call <a href='subx-common.subx.html#L2699'>compute-width</a>/disp32 -<span id="L2915" class="LineNr">2915 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2916" class="LineNr">2916 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2917" class="LineNr">2917 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2918" class="LineNr">2918 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2919" class="LineNr">2919 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2803'>test-compute-width</a>: 45 (no metadata)"</span>/imm32 -<span id="L2920" class="LineNr">2920 </span> 50/push-EAX -<span id="L2921" class="LineNr">2921 </span> 68/push 1/imm32 -<span id="L2922" class="LineNr">2922 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2923" class="LineNr">2923 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2924" class="LineNr">2924 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2925" class="LineNr">2925 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2926" class="LineNr">2926 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2927" class="LineNr">2927 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2928" class="LineNr">2928 </span> 5d/pop-to-EBP -<span id="L2929" class="LineNr">2929 </span> c3/return -<span id="L2930" class="LineNr">2930 </span> -<span id="L2931" class="LineNr">2931 </span><span class="subxFunction">is-label?</span>: <span class="subxComment"># word : (address slice) -> EAX : boolean</span> -<span id="L2932" class="LineNr">2932 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2933" class="LineNr">2933 </span> 55/push-EBP -<span id="L2934" class="LineNr">2934 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2935" class="LineNr">2935 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2936" class="LineNr">2936 </span> 51/push-ECX -<span id="L2937" class="LineNr">2937 </span> <span class="subxComment"># ECX = word</span> -<span id="L2938" class="LineNr">2938 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L2939" class="LineNr">2939 </span> <span class="subxComment"># ECX = word->end</span> -<span id="L2940" class="LineNr">2940 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to ECX</span> -<span id="L2941" class="LineNr">2941 </span> <span class="subxComment"># return *(word->end - 1) == ':'</span> -<span id="L2942" class="LineNr">2942 </span> <span class="subxS1Comment"># . EAX = 0</span> -<span id="L2943" class="LineNr">2943 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2944" class="LineNr">2944 </span> <span class="subxS1Comment"># . EAX = *((char *) word->end - 1)</span> -<span id="L2945" class="LineNr">2945 </span> 8a/copy-byte 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL -1/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(ECX-1) to AL</span> -<span id="L2946" class="LineNr">2946 </span> <span class="subxS1Comment"># . return (EAX == ':')</span> -<span id="L2947" class="LineNr">2947 </span> 3d/compare-EAX-and 0x3a/imm32/colon -<span id="L2948" class="LineNr">2948 </span> b8/copy-to-EAX 1/imm32/true -<span id="L2949" class="LineNr">2949 </span> 74/jump-if-equal $is-label?:end/disp8 -<span id="L2950" class="LineNr">2950 </span> b8/copy-to-EAX 0/imm32/false -<span id="L2951" class="LineNr">2951 </span><span class="Constant">$is-label?:end</span>: -<span id="L2952" class="LineNr">2952 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2953" class="LineNr">2953 </span> 59/pop-to-ECX -<span id="L2954" class="LineNr">2954 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2955" class="LineNr">2955 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2956" class="LineNr">2956 </span> 5d/pop-to-EBP -<span id="L2957" class="LineNr">2957 </span> c3/return -<span id="L2958" class="LineNr">2958 </span> -<span id="L2959" class="LineNr">2959 </span><span class="subxTest">test-is-label?</span>: -<span id="L2960" class="LineNr">2960 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2961" class="LineNr">2961 </span> 55/push-EBP -<span id="L2962" class="LineNr">2962 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2963" class="LineNr">2963 </span><span class="Constant">$test-is-label?:true</span>: -<span id="L2964" class="LineNr">2964 </span> <span class="subxComment"># (EAX..ECX) = "AAA:"</span> -<span id="L2965" class="LineNr">2965 </span> b8/copy-to-EAX <span class="Constant">"AAA:"</span>/imm32 -<span id="L2966" class="LineNr">2966 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2967" class="LineNr">2967 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2968" class="LineNr">2968 </span> 05/add-to-EAX 4/imm32 -<span id="L2969" class="LineNr">2969 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2970" class="LineNr">2970 </span> 51/push-ECX -<span id="L2971" class="LineNr">2971 </span> 50/push-EAX -<span id="L2972" class="LineNr">2972 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2973" class="LineNr">2973 </span> <span class="subxComment"># is-label?(slice/ECX)</span> -<span id="L2974" class="LineNr">2974 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2975" class="LineNr">2975 </span> 51/push-ECX -<span id="L2976" class="LineNr">2976 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2977" class="LineNr">2977 </span> e8/call <a href='subx-common.subx.html#L2931'>is-label?</a>/disp32 -<span id="L2978" class="LineNr">2978 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2979" class="LineNr">2979 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2980" class="LineNr">2980 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L2981" class="LineNr">2981 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2982" class="LineNr">2982 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2959'>test-is-label?</a>:true"</span>/imm32 -<span id="L2983" class="LineNr">2983 </span> 68/push 1/imm32 -<span id="L2984" class="LineNr">2984 </span> 50/push-EAX -<span id="L2985" class="LineNr">2985 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2986" class="LineNr">2986 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L2987" class="LineNr">2987 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2988" class="LineNr">2988 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2989" class="LineNr">2989 </span><span class="Constant">$test-is-label?:false</span>: -<span id="L2990" class="LineNr">2990 </span> <span class="subxComment"># (EAX..ECX) = "AAA"</span> -<span id="L2991" class="LineNr">2991 </span> b8/copy-to-EAX <span class="Constant">"AAA"</span>/imm32 -<span id="L2992" class="LineNr">2992 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L2993" class="LineNr">2993 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L2994" class="LineNr">2994 </span> 05/add-to-EAX 4/imm32 -<span id="L2995" class="LineNr">2995 </span> <span class="subxComment"># var slice/ECX = {EAX, ECX}</span> -<span id="L2996" class="LineNr">2996 </span> 51/push-ECX -<span id="L2997" class="LineNr">2997 </span> 50/push-EAX -<span id="L2998" class="LineNr">2998 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2999" class="LineNr">2999 </span> <span class="subxComment"># is-label?(slice/ECX)</span> -<span id="L3000" class="LineNr">3000 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3001" class="LineNr">3001 </span> 51/push-ECX -<span id="L3002" class="LineNr">3002 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3003" class="LineNr">3003 </span> e8/call <a href='subx-common.subx.html#L2931'>is-label?</a>/disp32 -<span id="L3004" class="LineNr">3004 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3005" class="LineNr">3005 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3006" class="LineNr">3006 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L3007" class="LineNr">3007 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3008" class="LineNr">3008 </span> 68/push <span class="Constant">"F - <a href='subx-common.subx.html#L2959'>test-is-label?</a>:false"</span>/imm32 -<span id="L3009" class="LineNr">3009 </span> 68/push 0/imm32 -<span id="L3010" class="LineNr">3010 </span> 50/push-EAX -<span id="L3011" class="LineNr">3011 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3012" class="LineNr">3012 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L3013" class="LineNr">3013 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3014" class="LineNr">3014 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3015" class="LineNr">3015 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3016" class="LineNr">3016 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3017" class="LineNr">3017 </span> 5d/pop-to-EBP -<span id="L3018" class="LineNr">3018 </span> c3/return -<span id="L3019" class="LineNr">3019 </span> -<span id="L3020" class="LineNr">3020 </span>== data -<span id="L3021" class="LineNr">3021 </span> -<span id="L3022" class="LineNr">3022 </span><span class="subxMinorFunction">_test-input-stream</span>: -<span id="L3023" class="LineNr">3023 </span> <span class="subxComment"># current write index</span> -<span id="L3024" class="LineNr">3024 </span> 0/imm32 -<span id="L3025" class="LineNr">3025 </span> <span class="subxComment"># current read index</span> -<span id="L3026" class="LineNr">3026 </span> 0/imm32 -<span id="L3027" class="LineNr">3027 </span> <span class="subxComment"># length</span> -<span id="L3028" class="LineNr">3028 </span> 0x100/imm32 <span class="subxComment"># 256 bytes</span> -<span id="L3029" class="LineNr">3029 </span> <span class="subxComment"># data (16 lines x 16 bytes/line)</span> -<span id="L3030" class="LineNr">3030 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3031" class="LineNr">3031 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3032" class="LineNr">3032 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3033" class="LineNr">3033 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3034" class="LineNr">3034 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3035" class="LineNr">3035 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3036" class="LineNr">3036 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3037" class="LineNr">3037 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3038" class="LineNr">3038 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3039" class="LineNr">3039 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3040" class="LineNr">3040 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3041" class="LineNr">3041 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3042" class="LineNr">3042 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3043" class="LineNr">3043 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3044" class="LineNr">3044 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3045" class="LineNr">3045 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3046" class="LineNr">3046 </span> -<span id="L3047" class="LineNr">3047 </span><span class="subxComment"># a test buffered file for _test-input-stream</span> -<span id="L3048" class="LineNr">3048 </span><span class="subxMinorFunction">_test-input-buffered-file</span>: -<span id="L3049" class="LineNr">3049 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L3050" class="LineNr">3050 </span> <a href='subx-common.subx.html#L3022'>_test-input-stream</a>/imm32 -<span id="L3051" class="LineNr">3051 </span> <span class="subxComment"># current write index</span> -<span id="L3052" class="LineNr">3052 </span> 0/imm32 -<span id="L3053" class="LineNr">3053 </span> <span class="subxComment"># current read index</span> -<span id="L3054" class="LineNr">3054 </span> 0/imm32 -<span id="L3055" class="LineNr">3055 </span> <span class="subxComment"># length</span> -<span id="L3056" class="LineNr">3056 </span> 6/imm32 -<span id="L3057" class="LineNr">3057 </span> <span class="subxComment"># data</span> -<span id="L3058" class="LineNr">3058 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> -<span id="L3059" class="LineNr">3059 </span> -<span id="L3060" class="LineNr">3060 </span><span class="subxMinorFunction">_test-output-stream</span>: -<span id="L3061" class="LineNr">3061 </span> <span class="subxComment"># current write index</span> -<span id="L3062" class="LineNr">3062 </span> 0/imm32 -<span id="L3063" class="LineNr">3063 </span> <span class="subxComment"># current read index</span> -<span id="L3064" class="LineNr">3064 </span> 0/imm32 -<span id="L3065" class="LineNr">3065 </span> <span class="subxComment"># length</span> -<span id="L3066" class="LineNr">3066 </span> 0x200/imm32 <span class="subxComment"># 512 bytes</span> -<span id="L3067" class="LineNr">3067 </span> <span class="subxComment"># data (32 lines x 16 bytes/line)</span> -<span id="L3068" class="LineNr">3068 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3069" class="LineNr">3069 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3070" class="LineNr">3070 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3071" class="LineNr">3071 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3072" class="LineNr">3072 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3073" class="LineNr">3073 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3074" class="LineNr">3074 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3075" class="LineNr">3075 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3076" class="LineNr">3076 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3077" class="LineNr">3077 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3078" class="LineNr">3078 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3079" class="LineNr">3079 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3080" class="LineNr">3080 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3081" class="LineNr">3081 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3082" class="LineNr">3082 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3083" class="LineNr">3083 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3084" class="LineNr">3084 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3085" class="LineNr">3085 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3086" class="LineNr">3086 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3087" class="LineNr">3087 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3088" class="LineNr">3088 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3089" class="LineNr">3089 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3090" class="LineNr">3090 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3091" class="LineNr">3091 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3092" class="LineNr">3092 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3093" class="LineNr">3093 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3094" class="LineNr">3094 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3095" class="LineNr">3095 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3096" class="LineNr">3096 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3097" class="LineNr">3097 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3098" class="LineNr">3098 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3099" class="LineNr">3099 </span> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 -<span id="L3100" class="LineNr">3100 </span> -<span id="L3101" class="LineNr">3101 </span><span class="subxComment"># a test buffered file for _test-output-stream</span> -<span id="L3102" class="LineNr">3102 </span><span class="subxMinorFunction">_test-output-buffered-file</span>: -<span id="L3103" class="LineNr">3103 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L3104" class="LineNr">3104 </span> <a href='subx-common.subx.html#L3060'>_test-output-stream</a>/imm32 -<span id="L3105" class="LineNr">3105 </span> <span class="subxComment"># current write index</span> -<span id="L3106" class="LineNr">3106 </span> 0/imm32 -<span id="L3107" class="LineNr">3107 </span> <span class="subxComment"># current read index</span> -<span id="L3108" class="LineNr">3108 </span> 0/imm32 -<span id="L3109" class="LineNr">3109 </span> <span class="subxComment"># length</span> -<span id="L3110" class="LineNr">3110 </span> 6/imm32 -<span id="L3111" class="LineNr">3111 </span> <span class="subxComment"># data</span> -<span id="L3112" class="LineNr">3112 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> -<span id="L3113" class="LineNr">3113 </span> -<span id="L3114" class="LineNr">3114 </span><span class="subxMinorFunction">_test-data-segment</span>: -<span id="L3115" class="LineNr">3115 </span> 64/d 61/a 74/t 61/a -<span id="L3116" class="LineNr">3116 </span><span class="subxMinorFunction">_test-data-segment-end</span>: -<span id="L3117" class="LineNr">3117 </span> -<span id="L3118" class="LineNr">3118 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/survey.subx.html b/html/subx/apps/survey.subx.html deleted file mode 100644 index f1b2f36a..00000000 --- a/html/subx/apps/survey.subx.html +++ /dev/null @@ -1,3732 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/survey.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.CommentedCode { color: #8a8a8a; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.subxTest { color: #5f8700; } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Folded { color: #080808; background-color: #949494; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/survey.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/survey.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Assign addresses (co-ordinates) to instructions (landmarks) in a program</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># (landscape).</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># Use the addresses assigned to:</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># a) replace labels</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># b) add segment headers with addresses and offsets correctly filled in</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment">#</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># To build (from the subx/ directory):</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># $ ./subx translate *.subx apps/survey.subx -o apps/survey</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment">#</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># The expected input is a stream of bytes with segment headers, comments and</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># some interspersed labels.</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># $ cat x</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># == code 0x1</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># l1:</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># aa bb l1/imm8</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxComment"># cc dd l2/disp32</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxComment"># l2:</span> -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># ee foo/imm32</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxComment"># == data 0x10</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxComment"># foo:</span> -<span id="L21" class="LineNr"> 21 </span><span class="subxComment"># 00</span> -<span id="L22" class="LineNr"> 22 </span><span class="subxComment">#</span> -<span id="L23" class="LineNr"> 23 </span><span class="subxComment"># The output is the stream of bytes without segment headers or label definitions,</span> -<span id="L24" class="LineNr"> 24 </span><span class="subxComment"># and with label references replaced with numeric values/displacements.</span> -<span id="L25" class="LineNr"> 25 </span><span class="subxComment">#</span> -<span id="L26" class="LineNr"> 26 </span><span class="subxComment"># $ cat x |./subx run apps/assort</span> -<span id="L27" class="LineNr"> 27 </span><span class="subxComment"># ...ELF header bytes...</span> -<span id="L28" class="LineNr"> 28 </span><span class="subxComment"># # ELF header above will specify that code segment begins at this offset</span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># aa bb nn # some computed address</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># cc dd nn nn nn nn # some computed displacement</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxComment"># ee nn nn nn nn # some computed address</span> -<span id="L32" class="LineNr"> 32 </span><span class="subxComment"># # ELF header above will specify that data segment begins at this offset</span> -<span id="L33" class="LineNr"> 33 </span><span class="subxComment"># 00</span> -<span id="L34" class="LineNr"> 34 </span><span class="subxComment">#</span> -<span id="L35" class="LineNr"> 35 </span><span class="subxComment"># The ELF format has some persnickety constraints on the starting addresses of</span> -<span id="L36" class="LineNr"> 36 </span><span class="subxComment"># segments, so input headers are treated as guidelines and adjusted in the</span> -<span id="L37" class="LineNr"> 37 </span><span class="subxComment"># output.</span> -<span id="L38" class="LineNr"> 38 </span> -<span id="L39" class="LineNr"> 39 </span>== code -<span id="L40" class="LineNr"> 40 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L41" class="LineNr"> 41 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L42" class="LineNr"> 42 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L43" class="LineNr"> 43 </span> -<span id="L44" class="LineNr"> 44 </span><span class="SpecialChar">Entry</span>: -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># Heap = new-segment(Heap-size)</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L47" class="LineNr"> 47 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L48" class="LineNr"> 48 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Heap-size</span>/disp32 <span class="subxComment"># push *Heap-size</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxS2Comment"># . . call</span> -<span id="L50" class="LineNr"> 50 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L51" class="LineNr"> 51 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L52" class="LineNr"> 52 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxComment"># initialize-trace-stream(256KB)</span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L55" class="LineNr"> 55 </span> 68/push 0x40000/imm32/256KB -<span id="L56" class="LineNr"> 56 </span> <span class="subxS2Comment"># . . call</span> -<span id="L57" class="LineNr"> 57 </span> e8/call <a href='../056trace.subx.html#L44'>initialize-trace-stream</a>/disp32 -<span id="L58" class="LineNr"> 58 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L59" class="LineNr"> 59 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L60" class="LineNr"> 60 </span> -<span id="L61" class="LineNr"> 61 </span> <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L62" class="LineNr"> 62 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L63" class="LineNr"> 63 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># initialize heap</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L67" class="LineNr"> 67 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L68" class="LineNr"> 68 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L69" class="LineNr"> 69 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L71" class="LineNr"> 71 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L72" class="LineNr"> 72 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxS2Comment"># . . call</span> -<span id="L74" class="LineNr"> 74 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L75" class="LineNr"> 75 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L76" class="LineNr"> 76 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxS1Comment"># . check result</span> -<span id="L78" class="LineNr"> 78 </span> 3d/compare-EAX-and 1/imm32 -<span id="L79" class="LineNr"> 79 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L80" class="LineNr"> 80 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L81" class="LineNr"> 81 </span> e8/call run-tests/disp32 -<span id="L82" class="LineNr"> 82 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L83" class="LineNr"> 83 </span> eb/jump $main:end/disp8 -<span id="L84" class="LineNr"> 84 </span><span class="Constant">$run-main</span>: -<span id="L85" class="LineNr"> 85 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># convert(Stdin, Stdout)</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L88" class="LineNr"> 88 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L89" class="LineNr"> 89 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L90" class="LineNr"> 90 </span> <span class="subxS2Comment"># . . call</span> -<span id="L91" class="LineNr"> 91 </span> e8/call <a href='survey.subx.html#L115'>convert</a>/disp32 -<span id="L92" class="LineNr"> 92 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L93" class="LineNr"> 93 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L94" class="LineNr"> 94 </span><span class="CommentedCode">#? # . write-stream(2/stderr, Trace-stream)</span> -<span id="L95" class="LineNr"> 95 </span><span class="CommentedCode">#? # . . push args</span> -<span id="L96" class="LineNr"> 96 </span><span class="CommentedCode">#? ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 . . . Trace-stream/disp32 # push *Trace-stream</span> -<span id="L97" class="LineNr"> 97 </span><span class="CommentedCode">#? 68/push 2/imm32/stderr</span> -<span id="L98" class="LineNr"> 98 </span><span class="CommentedCode">#? # . . call</span> -<span id="L99" class="LineNr"> 99 </span><span class="CommentedCode">#? e8/call write-stream/disp32</span> -<span id="L100" class="LineNr"> 100 </span><span class="CommentedCode">#? # . . discard args</span> -<span id="L101" class="LineNr"> 101 </span><span class="CommentedCode">#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP</span> -<span id="L102" class="LineNr"> 102 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L103" class="LineNr"> 103 </span> bb/copy-to-EBX 0/imm32 -<span id="L104" class="LineNr"> 104 </span><span class="Constant">$main:end</span>: -<span id="L105" class="LineNr"> 105 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L106" class="LineNr"> 106 </span> cd/syscall 0x80/imm8 -<span id="L107" class="LineNr"> 107 </span> -<span id="L108" class="LineNr"> 108 </span><span class="subxComment"># data structures:</span> -<span id="L109" class="LineNr"> 109 </span><span class="subxComment"># segment-info: {address, file-offset, size} (12 bytes)</span> -<span id="L110" class="LineNr"> 110 </span><span class="subxComment"># segments: (address stream {string, segment-info}) (16 bytes per row)</span> -<span id="L111" class="LineNr"> 111 </span><span class="subxComment"># label-info: {segment-name, segment-offset, address} (12 bytes)</span> -<span id="L112" class="LineNr"> 112 </span><span class="subxComment"># labels: (address stream {string, label-info}) (16 bytes per row)</span> -<span id="L113" class="LineNr"> 113 </span><span class="subxComment"># these are all inefficient; use sequential scans for lookups</span> -<span id="L114" class="LineNr"> 114 </span> -<span id="L115" class="LineNr"> 115 </span><span class="subxFunction">convert</span>: <span class="subxComment"># infile : (address buffered-file), out : (address buffered-file) -> <void></span> -<span id="L116" class="LineNr"> 116 </span> <span class="subxComment"># pseudocode</span> -<span id="L117" class="LineNr"> 117 </span> <span class="subxComment"># var in : (address stream byte) = stream(4096)</span> -<span id="L118" class="LineNr"> 118 </span> <span class="subxComment"># slurp(infile, in)</span> -<span id="L119" class="LineNr"> 119 </span> <span class="subxComment"># var segments = new-stream(10 rows, 16 bytes each)</span> -<span id="L120" class="LineNr"> 120 </span> <span class="subxComment"># var labels = new-stream(Max-labels rows, 16 bytes each)</span> -<span id="L121" class="LineNr"> 121 </span> <span class="subxComment"># compute-offsets(in, segments, labels)</span> -<span id="L122" class="LineNr"> 122 </span> <span class="subxComment"># compute-addresses(segments, labels)</span> -<span id="L123" class="LineNr"> 123 </span> <span class="subxComment"># rewind-stream(in)</span> -<span id="L124" class="LineNr"> 124 </span> <span class="subxComment"># emit-output(in, out, segments, labels)</span> -<span id="L125" class="LineNr"> 125 </span> <span class="subxComment">#</span> -<span id="L126" class="LineNr"> 126 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L127" class="LineNr"> 127 </span> 55/push-EBP -<span id="L128" class="LineNr"> 128 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L129" class="LineNr"> 129 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L130" class="LineNr"> 130 </span> 51/push-ECX -<span id="L131" class="LineNr"> 131 </span> 52/push-EDX -<span id="L132" class="LineNr"> 132 </span> 56/push-ESI -<span id="L133" class="LineNr"> 133 </span> <span class="subxComment"># var segments/ECX = stream(10 * 16)</span> -<span id="L134" class="LineNr"> 134 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L135" class="LineNr"> 135 </span> 68/push 0xa0/imm32/length -<span id="L136" class="LineNr"> 136 </span> 68/push 0/imm32/read -<span id="L137" class="LineNr"> 137 </span> 68/push 0/imm32/write -<span id="L138" class="LineNr"> 138 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L139" class="LineNr"> 139 </span> <span class="subxComment"># var labels/EDX = stream(Max-labels * 16)</span> -<span id="L140" class="LineNr"> 140 </span> <span class="subxS1Comment"># . data</span> -<span id="L141" class="LineNr"> 141 </span> 2b/subtract 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="SpecialChar">Max-labels</span>/disp32 <span class="subxComment"># subtract *Max-labels from ESP</span> -<span id="L142" class="LineNr"> 142 </span> <span class="subxS1Comment"># . length</span> -<span id="L143" class="LineNr"> 143 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Max-labels</span>/disp32 <span class="subxComment"># push *Max-labels</span> -<span id="L144" class="LineNr"> 144 </span> <span class="subxS1Comment"># . read</span> -<span id="L145" class="LineNr"> 145 </span> 68/push 0/imm32/read -<span id="L146" class="LineNr"> 146 </span> <span class="subxS1Comment"># . write</span> -<span id="L147" class="LineNr"> 147 </span> 68/push 0/imm32/write -<span id="L148" class="LineNr"> 148 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L149" class="LineNr"> 149 </span> <span class="subxComment"># var in/ESI = stream(Input-size * 1)</span> -<span id="L150" class="LineNr"> 150 </span> <span class="subxS1Comment"># . data</span> -<span id="L151" class="LineNr"> 151 </span> 2b/subtract 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="SpecialChar">Input-size</span>/disp32 <span class="subxComment"># subtract *Input-size from ESP</span> -<span id="L152" class="LineNr"> 152 </span> <span class="subxS1Comment"># . length</span> -<span id="L153" class="LineNr"> 153 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Input-size</span>/disp32 <span class="subxComment"># push *Input-size</span> -<span id="L154" class="LineNr"> 154 </span> <span class="subxS1Comment"># . read</span> -<span id="L155" class="LineNr"> 155 </span> 68/push 0/imm32/read -<span id="L156" class="LineNr"> 156 </span> <span class="subxS1Comment"># . write</span> -<span id="L157" class="LineNr"> 157 </span> 68/push 0/imm32/write -<span id="L158" class="LineNr"> 158 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ESI</span> -<span id="L159" class="Folded"> 159 </span><span class="Folded">+-- 47 lines: #? # dump labels->write --------------------------------------------------------------------------------------------------------------------</span> -<span id="L206" class="Folded"> 206 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "slurp in\n") ---------------------------------------------------------------------------------------------------------</span> -<span id="L215" class="LineNr"> 215 </span> <span class="subxComment"># slurp(infile, in)</span> -<span id="L216" class="LineNr"> 216 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L217" class="LineNr"> 217 </span> 56/push-ESI -<span id="L218" class="LineNr"> 218 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L219" class="LineNr"> 219 </span> <span class="subxS2Comment"># . . call</span> -<span id="L220" class="LineNr"> 220 </span> e8/call <a href='../077slurp.subx.html#L8'>slurp</a>/disp32 -<span id="L221" class="LineNr"> 221 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L222" class="LineNr"> 222 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L223" class="Folded"> 223 </span><span class="Folded">+-- 46 lines: #? # dump labels->write --------------------------------------------------------------------------------------------------------------------</span> -<span id="L269" class="Folded"> 269 </span><span class="Folded">+-- 33 lines: #? # dump in -------------------------------------------------------------------------------------------------------------------------------</span> -<span id="L302" class="Folded"> 302 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "compute-offsets\n") --------------------------------------------------------------------------------------------------</span> -<span id="L311" class="LineNr"> 311 </span> <span class="subxComment"># compute-offsets(in, segments, labels)</span> -<span id="L312" class="LineNr"> 312 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L313" class="LineNr"> 313 </span> 52/push-EDX -<span id="L314" class="LineNr"> 314 </span> 51/push-ECX -<span id="L315" class="LineNr"> 315 </span> 56/push-ESI -<span id="L316" class="LineNr"> 316 </span> <span class="subxS2Comment"># . . call</span> -<span id="L317" class="LineNr"> 317 </span> e8/call <a href='survey.subx.html#L642'>compute-offsets</a>/disp32 -<span id="L318" class="LineNr"> 318 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L319" class="LineNr"> 319 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L320" class="Folded"> 320 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "compute-addresses\n") ------------------------------------------------------------------------------------------------</span> -<span id="L329" class="LineNr"> 329 </span> <span class="subxComment"># compute-addresses(segments, labels)</span> -<span id="L330" class="LineNr"> 330 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L331" class="LineNr"> 331 </span> 52/push-EDX -<span id="L332" class="LineNr"> 332 </span> 51/push-ECX -<span id="L333" class="LineNr"> 333 </span> <span class="subxS2Comment"># . . call</span> -<span id="L334" class="LineNr"> 334 </span> e8/call <a href='survey.subx.html#L1420'>compute-addresses</a>/disp32 -<span id="L335" class="LineNr"> 335 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L336" class="LineNr"> 336 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L337" class="LineNr"> 337 </span> <span class="subxComment"># rewind-stream(in)</span> -<span id="L338" class="LineNr"> 338 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L339" class="LineNr"> 339 </span> 56/push-ESI -<span id="L340" class="LineNr"> 340 </span> <span class="subxS2Comment"># . . call</span> -<span id="L341" class="LineNr"> 341 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L342" class="LineNr"> 342 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L343" class="LineNr"> 343 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L344" class="Folded"> 344 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "emit-output\n") ------------------------------------------------------------------------------------------------------</span> -<span id="L353" class="Folded"> 353 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L379" class="Folded"> 379 </span><span class="Folded">+-- 46 lines: #? # dump labels->write --------------------------------------------------------------------------------------------------------------------</span> -<span id="L425" class="LineNr"> 425 </span> <span class="subxComment"># emit-output(in, out, segments, labels)</span> -<span id="L426" class="LineNr"> 426 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L427" class="LineNr"> 427 </span> 52/push-EDX -<span id="L428" class="LineNr"> 428 </span> 51/push-ECX -<span id="L429" class="LineNr"> 429 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L430" class="LineNr"> 430 </span> 56/push-ESI -<span id="L431" class="LineNr"> 431 </span> <span class="subxS2Comment"># . . call</span> -<span id="L432" class="LineNr"> 432 </span> e8/call <a href='survey.subx.html#L1912'>emit-output</a>/disp32 -<span id="L433" class="LineNr"> 433 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L434" class="LineNr"> 434 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L435" class="LineNr"> 435 </span> <span class="subxComment"># flush(out)</span> -<span id="L436" class="LineNr"> 436 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L437" class="LineNr"> 437 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L438" class="LineNr"> 438 </span> <span class="subxS2Comment"># . . call</span> -<span id="L439" class="LineNr"> 439 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L440" class="LineNr"> 440 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L441" class="LineNr"> 441 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L442" class="LineNr"> 442 </span><span class="Constant">$convert:end</span>: -<span id="L443" class="LineNr"> 443 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L444" class="LineNr"> 444 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x30a0/imm32 <span class="subxComment"># add to ESP</span> -<span id="L445" class="LineNr"> 445 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L446" class="LineNr"> 446 </span> 5e/pop-to-ESI -<span id="L447" class="LineNr"> 447 </span> 5a/pop-to-EDX -<span id="L448" class="LineNr"> 448 </span> 59/pop-to-ECX -<span id="L449" class="LineNr"> 449 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L450" class="LineNr"> 450 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L451" class="LineNr"> 451 </span> 5d/pop-to-EBP -<span id="L452" class="LineNr"> 452 </span> c3/return -<span id="L453" class="LineNr"> 453 </span> -<span id="L454" class="LineNr"> 454 </span><span class="subxTest">test-convert-computes-addresses</span>: -<span id="L455" class="LineNr"> 455 </span> <span class="subxComment"># input:</span> -<span id="L456" class="LineNr"> 456 </span> <span class="subxComment"># == code 0x1</span> -<span id="L457" class="LineNr"> 457 </span> <span class="subxComment"># Entry:</span> -<span id="L458" class="LineNr"> 458 </span> <span class="subxComment"># ab x/imm32</span> -<span id="L459" class="LineNr"> 459 </span> <span class="subxComment"># == data 0x1000</span> -<span id="L460" class="LineNr"> 460 </span> <span class="subxComment"># x:</span> -<span id="L461" class="LineNr"> 461 </span> <span class="subxComment"># 01</span> -<span id="L462" class="LineNr"> 462 </span> <span class="subxComment">#</span> -<span id="L463" class="LineNr"> 463 </span> <span class="subxComment"># trace contains (in any order):</span> -<span id="L464" class="LineNr"> 464 </span> <span class="subxComment"># label x is at address 0x1079</span> -<span id="L465" class="LineNr"> 465 </span> <span class="subxComment"># segment code starts at address 0x74</span> -<span id="L466" class="LineNr"> 466 </span> <span class="subxComment"># segment code has size 5</span> -<span id="L467" class="LineNr"> 467 </span> <span class="subxComment"># segment data starts at address 0x1079</span> -<span id="L468" class="LineNr"> 468 </span> <span class="subxComment">#</span> -<span id="L469" class="LineNr"> 469 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L470" class="LineNr"> 470 </span> 55/push-EBP -<span id="L471" class="LineNr"> 471 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L472" class="LineNr"> 472 </span> <span class="subxComment"># setup</span> -<span id="L473" class="LineNr"> 473 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L474" class="LineNr"> 474 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L475" class="LineNr"> 475 </span> 68/push _test-input-stream/imm32 -<span id="L476" class="LineNr"> 476 </span> <span class="subxS2Comment"># . . call</span> -<span id="L477" class="LineNr"> 477 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L478" class="LineNr"> 478 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L479" class="LineNr"> 479 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L480" class="LineNr"> 480 </span> <span class="subxS1Comment"># . clear-stream(_test-input-buffered-file+4)</span> -<span id="L481" class="LineNr"> 481 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L482" class="LineNr"> 482 </span> b8/copy-to-EAX _test-input-buffered-file/imm32 -<span id="L483" class="LineNr"> 483 </span> 05/add-to-EAX 4/imm32 -<span id="L484" class="LineNr"> 484 </span> 50/push-EAX -<span id="L485" class="LineNr"> 485 </span> <span class="subxS2Comment"># . . call</span> -<span id="L486" class="LineNr"> 486 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L487" class="LineNr"> 487 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L488" class="LineNr"> 488 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L489" class="LineNr"> 489 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L490" class="LineNr"> 490 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L491" class="LineNr"> 491 </span> 68/push _test-output-stream/imm32 -<span id="L492" class="LineNr"> 492 </span> <span class="subxS2Comment"># . . call</span> -<span id="L493" class="LineNr"> 493 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L494" class="LineNr"> 494 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L495" class="LineNr"> 495 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L496" class="LineNr"> 496 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L497" class="LineNr"> 497 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L498" class="LineNr"> 498 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L499" class="LineNr"> 499 </span> 05/add-to-EAX 4/imm32 -<span id="L500" class="LineNr"> 500 </span> 50/push-EAX -<span id="L501" class="LineNr"> 501 </span> <span class="subxS2Comment"># . . call</span> -<span id="L502" class="LineNr"> 502 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L503" class="LineNr"> 503 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L504" class="LineNr"> 504 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L505" class="LineNr"> 505 </span> <span class="subxComment"># initialize input</span> -<span id="L506" class="LineNr"> 506 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1\n")</span> -<span id="L507" class="LineNr"> 507 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L508" class="LineNr"> 508 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L509" class="LineNr"> 509 </span> 68/push _test-input-stream/imm32 -<span id="L510" class="LineNr"> 510 </span> <span class="subxS2Comment"># . . call</span> -<span id="L511" class="LineNr"> 511 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L512" class="LineNr"> 512 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L513" class="LineNr"> 513 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L514" class="LineNr"> 514 </span> <span class="subxS1Comment"># . write(_test-input-stream, "Entry:\n")</span> -<span id="L515" class="LineNr"> 515 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L516" class="LineNr"> 516 </span> 68/push <span class="Constant">"Entry:\n"</span>/imm32 -<span id="L517" class="LineNr"> 517 </span> 68/push _test-input-stream/imm32 -<span id="L518" class="LineNr"> 518 </span> <span class="subxS2Comment"># . . call</span> -<span id="L519" class="LineNr"> 519 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L520" class="LineNr"> 520 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L521" class="LineNr"> 521 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L522" class="LineNr"> 522 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab x/imm32\n")</span> -<span id="L523" class="LineNr"> 523 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L524" class="LineNr"> 524 </span> 68/push <span class="Constant">"ab x/imm32\n"</span>/imm32 -<span id="L525" class="LineNr"> 525 </span> 68/push _test-input-stream/imm32 -<span id="L526" class="LineNr"> 526 </span> <span class="subxS2Comment"># . . call</span> -<span id="L527" class="LineNr"> 527 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L528" class="LineNr"> 528 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L529" class="LineNr"> 529 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L530" class="LineNr"> 530 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x1000\n")</span> -<span id="L531" class="LineNr"> 531 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L532" class="LineNr"> 532 </span> 68/push <span class="Constant">"== data 0x1000\n"</span>/imm32 -<span id="L533" class="LineNr"> 533 </span> 68/push _test-input-stream/imm32 -<span id="L534" class="LineNr"> 534 </span> <span class="subxS2Comment"># . . call</span> -<span id="L535" class="LineNr"> 535 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L536" class="LineNr"> 536 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L537" class="LineNr"> 537 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L538" class="LineNr"> 538 </span> <span class="subxS1Comment"># . write(_test-input-stream, "x:\n")</span> -<span id="L539" class="LineNr"> 539 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L540" class="LineNr"> 540 </span> 68/push <span class="Constant">"x:\n"</span>/imm32 -<span id="L541" class="LineNr"> 541 </span> 68/push _test-input-stream/imm32 -<span id="L542" class="LineNr"> 542 </span> <span class="subxS2Comment"># . . call</span> -<span id="L543" class="LineNr"> 543 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L544" class="LineNr"> 544 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L545" class="LineNr"> 545 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L546" class="LineNr"> 546 </span> <span class="subxS1Comment"># . write(_test-input-stream, "01\n")</span> -<span id="L547" class="LineNr"> 547 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L548" class="LineNr"> 548 </span> 68/push <span class="Constant">"01\n"</span>/imm32 -<span id="L549" class="LineNr"> 549 </span> 68/push _test-input-stream/imm32 -<span id="L550" class="LineNr"> 550 </span> <span class="subxS2Comment"># . . call</span> -<span id="L551" class="LineNr"> 551 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L552" class="LineNr"> 552 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L553" class="LineNr"> 553 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L554" class="LineNr"> 554 </span> <span class="subxComment"># convert(_test-input-buffered-file, _test-output-buffered-file)</span> -<span id="L555" class="LineNr"> 555 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L556" class="LineNr"> 556 </span> 68/push _test-output-buffered-file/imm32 -<span id="L557" class="LineNr"> 557 </span> 68/push _test-input-buffered-file/imm32 -<span id="L558" class="LineNr"> 558 </span> <span class="subxS2Comment"># . . call</span> -<span id="L559" class="LineNr"> 559 </span> e8/call <a href='survey.subx.html#L115'>convert</a>/disp32 -<span id="L560" class="LineNr"> 560 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L561" class="LineNr"> 561 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L562" class="LineNr"> 562 </span> <span class="subxComment"># check trace</span> -<span id="L563" class="Folded"> 563 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L589" class="LineNr"> 589 </span> <span class="subxS1Comment"># . check-trace-contains("label 'x' is at address 0x00001079.", msg)</span> -<span id="L590" class="LineNr"> 590 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L591" class="LineNr"> 591 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L454'>test-convert-computes-addresses</a>/0"</span>/imm32 -<span id="L592" class="LineNr"> 592 </span> 68/push <span class="Constant">"label 'x' is at address 0x00001079."</span>/imm32 -<span id="L593" class="LineNr"> 593 </span> <span class="subxS2Comment"># . . call</span> -<span id="L594" class="LineNr"> 594 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L595" class="LineNr"> 595 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L596" class="LineNr"> 596 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L597" class="LineNr"> 597 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'code' starts at address 0x00000074.", msg)</span> -<span id="L598" class="LineNr"> 598 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L599" class="LineNr"> 599 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L454'>test-convert-computes-addresses</a>/1"</span>/imm32 -<span id="L600" class="LineNr"> 600 </span> 68/push <span class="Constant">"segment 'code' starts at address 0x00000074."</span>/imm32 -<span id="L601" class="LineNr"> 601 </span> <span class="subxS2Comment"># . . call</span> -<span id="L602" class="LineNr"> 602 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L603" class="LineNr"> 603 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L604" class="LineNr"> 604 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L605" class="LineNr"> 605 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'code' has size 0x00000005.", msg)</span> -<span id="L606" class="LineNr"> 606 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L607" class="LineNr"> 607 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L454'>test-convert-computes-addresses</a>/2"</span>/imm32 -<span id="L608" class="LineNr"> 608 </span> 68/push <span class="Constant">"segment 'code' has size 0x00000005."</span>/imm32 -<span id="L609" class="LineNr"> 609 </span> <span class="subxS2Comment"># . . call</span> -<span id="L610" class="LineNr"> 610 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L611" class="LineNr"> 611 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L612" class="LineNr"> 612 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L613" class="LineNr"> 613 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'data' starts at address 0x00001079.", msg)</span> -<span id="L614" class="LineNr"> 614 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L615" class="LineNr"> 615 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L454'>test-convert-computes-addresses</a>/3"</span>/imm32 -<span id="L616" class="LineNr"> 616 </span> 68/push <span class="Constant">"segment 'data' starts at address 0x00001079."</span>/imm32 -<span id="L617" class="LineNr"> 617 </span> <span class="subxS2Comment"># . . call</span> -<span id="L618" class="LineNr"> 618 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L619" class="LineNr"> 619 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L620" class="LineNr"> 620 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L621" class="LineNr"> 621 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L622" class="LineNr"> 622 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L623" class="LineNr"> 623 </span> 5d/pop-to-EBP -<span id="L624" class="LineNr"> 624 </span> c3/return -<span id="L625" class="LineNr"> 625 </span> -<span id="L626" class="LineNr"> 626 </span><span class="subxComment"># global scratch space for compute-offsets in the data segment</span> -<span id="L627" class="LineNr"> 627 </span>== data -<span id="L628" class="LineNr"> 628 </span> -<span id="L629" class="LineNr"> 629 </span><span class="subxFunction">compute-offsets:file-offset</span>: <span class="subxComment"># int</span> -<span id="L630" class="LineNr"> 630 </span> 0/imm32 -<span id="L631" class="LineNr"> 631 </span><span class="subxFunction">compute-offsets:segment-offset</span>: <span class="subxComment"># int</span> -<span id="L632" class="LineNr"> 632 </span> 0/imm32 -<span id="L633" class="LineNr"> 633 </span><span class="subxFunction">compute-offsets:word-slice</span>: -<span id="L634" class="LineNr"> 634 </span> 0/imm32/start -<span id="L635" class="LineNr"> 635 </span> 0/imm32/end -<span id="L636" class="LineNr"> 636 </span><span class="subxFunction">compute-offsets:segment-tmp</span>: <span class="subxComment"># slice</span> -<span id="L637" class="LineNr"> 637 </span> 0/imm32/start -<span id="L638" class="LineNr"> 638 </span> 0/imm32/end -<span id="L639" class="LineNr"> 639 </span> -<span id="L640" class="LineNr"> 640 </span>== code -<span id="L641" class="LineNr"> 641 </span> -<span id="L642" class="LineNr"> 642 </span><span class="subxFunction">compute-offsets</span>: <span class="subxComment"># in : (address stream), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L643" class="LineNr"> 643 </span> <span class="subxComment"># skeleton:</span> -<span id="L644" class="LineNr"> 644 </span> <span class="subxComment"># for lines in 'in'</span> -<span id="L645" class="LineNr"> 645 </span> <span class="subxComment"># for words in line</span> -<span id="L646" class="LineNr"> 646 </span> <span class="subxComment"># switch word</span> -<span id="L647" class="LineNr"> 647 </span> <span class="subxComment"># case 1</span> -<span id="L648" class="LineNr"> 648 </span> <span class="subxComment"># case 2</span> -<span id="L649" class="LineNr"> 649 </span> <span class="subxComment"># ...</span> -<span id="L650" class="LineNr"> 650 </span> <span class="subxComment"># default</span> -<span id="L651" class="LineNr"> 651 </span> <span class="subxComment">#</span> -<span id="L652" class="LineNr"> 652 </span> <span class="subxComment"># pseudocode:</span> -<span id="L653" class="LineNr"> 653 </span> <span class="subxComment"># curr-segment-name : (address string) = 0</span> -<span id="L654" class="LineNr"> 654 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L655" class="LineNr"> 655 </span> <span class="subxComment"># while true # line loop</span> -<span id="L656" class="LineNr"> 656 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L657" class="LineNr"> 657 </span> <span class="subxComment"># read-line(in, line)</span> -<span id="L658" class="LineNr"> 658 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L659" class="LineNr"> 659 </span> <span class="subxComment"># while true # word loop</span> -<span id="L660" class="LineNr"> 660 </span> <span class="subxComment"># word-slice = next-word(line)</span> -<span id="L661" class="LineNr"> 661 </span> <span class="subxComment"># if slice-empty?(word-slice) # end of line</span> -<span id="L662" class="LineNr"> 662 </span> <span class="subxComment"># break</span> -<span id="L663" class="LineNr"> 663 </span> <span class="subxComment"># else if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L664" class="LineNr"> 664 </span> <span class="subxComment"># break # end of line</span> -<span id="L665" class="LineNr"> 665 </span> <span class="subxComment"># else if slice-equal?(word-slice, "==")</span> -<span id="L666" class="LineNr"> 666 </span> <span class="subxComment"># if curr-segment-name != 0</span> -<span id="L667" class="LineNr"> 667 </span> <span class="subxComment"># seg = get-or-insert(segments, curr-segment-name)</span> -<span id="L668" class="LineNr"> 668 </span> <span class="subxComment"># seg->size = *file-offset - seg->file-offset</span> -<span id="L669" class="LineNr"> 669 </span> <span class="subxComment"># trace("segment '", curr-segment-name, "' has size ", seg->size)</span> -<span id="L670" class="LineNr"> 670 </span> <span class="subxComment"># segment-tmp = next-word(line)</span> -<span id="L671" class="LineNr"> 671 </span> <span class="subxComment"># curr-segment-name = slice-to-string(segment-tmp)</span> -<span id="L672" class="LineNr"> 672 </span> <span class="subxComment"># if empty?(curr-segment-name)</span> -<span id="L673" class="LineNr"> 673 </span> <span class="subxComment"># abort</span> -<span id="L674" class="LineNr"> 674 </span> <span class="subxComment"># segment-tmp = next-word(line)</span> -<span id="L675" class="LineNr"> 675 </span> <span class="subxComment"># if slice-empty?(segment-tmp)</span> -<span id="L676" class="LineNr"> 676 </span> <span class="subxComment"># abort</span> -<span id="L677" class="LineNr"> 677 </span> <span class="subxComment"># seg = get-or-insert(segments, curr-segment-name)</span> -<span id="L678" class="LineNr"> 678 </span> <span class="subxComment"># seg->starting-address = parse-hex-int(segment-tmp)</span> -<span id="L679" class="LineNr"> 679 </span> <span class="subxComment"># seg->file-offset = *file-offset</span> -<span id="L680" class="LineNr"> 680 </span> <span class="subxComment"># trace("segment '", curr-segment-name, "' is at file offset ", seg->file-offset)</span> -<span id="L681" class="LineNr"> 681 </span> <span class="subxComment"># segment-offset = 0</span> -<span id="L682" class="LineNr"> 682 </span> <span class="subxComment"># break (next line)</span> -<span id="L683" class="LineNr"> 683 </span> <span class="subxComment"># else if is-label?(word-slice)</span> -<span id="L684" class="LineNr"> 684 </span> <span class="subxComment"># strip trailing ':' from word-slice</span> -<span id="L685" class="LineNr"> 685 </span> <span class="subxComment"># x : (address label-info) = get-or-insert(labels, name)</span> -<span id="L686" class="LineNr"> 686 </span> <span class="subxComment"># x->segment-name = curr-segment-name</span> -<span id="L687" class="LineNr"> 687 </span> <span class="subxComment"># trace("label '", word-slice, "' is in segment '", curr-segment-name, "'.")</span> -<span id="L688" class="LineNr"> 688 </span> <span class="subxComment"># x->segment-offset = segment-offset</span> -<span id="L689" class="LineNr"> 689 </span> <span class="subxComment"># trace("label '", word-slice, "' is at segment offset ", segment-offset, ".")</span> -<span id="L690" class="LineNr"> 690 </span> <span class="subxComment"># # labels occupy no space, so no need to increment offsets</span> -<span id="L691" class="LineNr"> 691 </span> <span class="subxComment"># else</span> -<span id="L692" class="LineNr"> 692 </span> <span class="subxComment"># width = compute-width-of-slice(word-slice)</span> -<span id="L693" class="LineNr"> 693 </span> <span class="subxComment"># *segment-offset += width</span> -<span id="L694" class="LineNr"> 694 </span> <span class="subxComment"># *file-offset += width</span> -<span id="L695" class="LineNr"> 695 </span> <span class="subxComment">#</span> -<span id="L696" class="LineNr"> 696 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L697" class="LineNr"> 697 </span> 55/push-EBP -<span id="L698" class="LineNr"> 698 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L699" class="LineNr"> 699 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L700" class="LineNr"> 700 </span> 50/push-EAX -<span id="L701" class="LineNr"> 701 </span> 51/push-ECX -<span id="L702" class="LineNr"> 702 </span> 52/push-EDX -<span id="L703" class="LineNr"> 703 </span> 53/push-EBX -<span id="L704" class="LineNr"> 704 </span> 56/push-ESI -<span id="L705" class="LineNr"> 705 </span> 57/push-EDI -<span id="L706" class="LineNr"> 706 </span> <span class="subxComment"># curr-segment-name/ESI = 0</span> -<span id="L707" class="LineNr"> 707 </span> 31/xor 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear ESI</span> -<span id="L708" class="LineNr"> 708 </span> <span class="subxComment"># file-offset = 0</span> -<span id="L709" class="LineNr"> 709 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='survey.subx.html#L642'>compute-offsets</a>:file-offset/disp32 0/imm32 <span class="subxComment"># copy to *compute-offsets:word-slice</span> -<span id="L710" class="LineNr"> 710 </span> <span class="subxComment"># segment-offset = 0</span> -<span id="L711" class="LineNr"> 711 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='survey.subx.html#L642'>compute-offsets</a>:segment-offset/disp32 0/imm32 <span class="subxComment"># copy to *compute-offsets:word-slice</span> -<span id="L712" class="LineNr"> 712 </span> <span class="subxComment"># line/ECX = new-stream(512, 1)</span> -<span id="L713" class="LineNr"> 713 </span> <span class="subxS1Comment"># . EAX = new-stream(512, 1)</span> -<span id="L714" class="LineNr"> 714 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L715" class="LineNr"> 715 </span> 68/push 1/imm32 -<span id="L716" class="LineNr"> 716 </span> 68/push 0x200/imm32 -<span id="L717" class="LineNr"> 717 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L718" class="LineNr"> 718 </span> <span class="subxS2Comment"># . . call</span> -<span id="L719" class="LineNr"> 719 </span> e8/call <a href='../070new-stream.subx.html#L8'>new-stream</a>/disp32 -<span id="L720" class="LineNr"> 720 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L721" class="LineNr"> 721 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L722" class="LineNr"> 722 </span> <span class="subxS1Comment"># . line/ECX = EAX</span> -<span id="L723" class="LineNr"> 723 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> -<span id="L724" class="LineNr"> 724 </span><span class="Constant">$compute-offsets:line-loop</span>: -<span id="L725" class="LineNr"> 725 </span> <span class="subxComment"># clear-stream(line/ECX)</span> -<span id="L726" class="LineNr"> 726 </span> 51/push-ECX -<span id="L727" class="LineNr"> 727 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L728" class="LineNr"> 728 </span> <span class="subxS1Comment"># . discard args</span> -<span id="L729" class="LineNr"> 729 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L730" class="LineNr"> 730 </span> <span class="subxComment"># read-line(in, line/ECX)</span> -<span id="L731" class="LineNr"> 731 </span> 51/push-ECX -<span id="L732" class="LineNr"> 732 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L733" class="LineNr"> 733 </span> e8/call <a href='../071read-line.subx.html#L223'>read-line</a>/disp32 -<span id="L734" class="LineNr"> 734 </span> <span class="subxS1Comment"># . discard args</span> -<span id="L735" class="LineNr"> 735 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L736" class="LineNr"> 736 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L737" class="LineNr"> 737 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EAX</span> -<span id="L738" class="LineNr"> 738 </span> 3d/compare-EAX-and 0/imm32 -<span id="L739" class="LineNr"> 739 </span> 0f 84/jump-if-equal $compute-offsets:break-line-loop/disp32 -<span id="L740" class="Folded"> 740 </span><span class="Folded">+-- 33 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L773" class="LineNr"> 773 </span><span class="Constant">$compute-offsets:word-loop</span>: -<span id="L774" class="LineNr"> 774 </span> <span class="subxComment"># EDX = word-slice</span> -<span id="L775" class="LineNr"> 775 </span> ba/copy-to-EDX <a href='survey.subx.html#L642'>compute-offsets</a>:word-slice/imm32 -<span id="L776" class="LineNr"> 776 </span> <span class="subxComment"># next-word(line/ECX, word-slice/EDX)</span> -<span id="L777" class="LineNr"> 777 </span> 52/push-EDX -<span id="L778" class="LineNr"> 778 </span> 51/push-ECX -<span id="L779" class="LineNr"> 779 </span> e8/call next-word/disp32 -<span id="L780" class="LineNr"> 780 </span> <span class="subxS1Comment"># . discard args</span> -<span id="L781" class="LineNr"> 781 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L782" class="Folded"> 782 </span><span class="Folded">+-- 80 lines: #? # dump word-slice and maybe curr-segment-name -------------------------------------------------------------------------------------------</span> -<span id="L862" class="LineNr"> 862 </span><span class="Constant">$compute-offsets:case-empty</span>: -<span id="L863" class="LineNr"> 863 </span> <span class="subxComment"># if slice-empty?(word/EDX) break</span> -<span id="L864" class="LineNr"> 864 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word/EDX)</span> -<span id="L865" class="LineNr"> 865 </span> 52/push-EDX -<span id="L866" class="LineNr"> 866 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L867" class="LineNr"> 867 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L868" class="LineNr"> 868 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L869" class="LineNr"> 869 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L870" class="LineNr"> 870 </span> 3d/compare-EAX-and 0/imm32 -<span id="L871" class="LineNr"> 871 </span> 0f 85/jump-if-not-equal $compute-offsets:line-loop/disp32 -<span id="L872" class="LineNr"> 872 </span><span class="Constant">$compute-offsets:case-comment</span>: -<span id="L873" class="LineNr"> 873 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") continue</span> -<span id="L874" class="LineNr"> 874 </span> 68/push <span class="Constant">"#"</span>/imm32 -<span id="L875" class="LineNr"> 875 </span> 52/push-EDX -<span id="L876" class="LineNr"> 876 </span> e8/call <a href='../072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L877" class="LineNr"> 877 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L878" class="LineNr"> 878 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L879" class="LineNr"> 879 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L880" class="LineNr"> 880 </span> 3d/compare-EAX-and 0/imm32 -<span id="L881" class="LineNr"> 881 </span> 0f 85/jump-if-not-equal $compute-offsets:line-loop/disp32 -<span id="L882" class="LineNr"> 882 </span><span class="Constant">$compute-offsets:case-segment-header</span>: -<span id="L883" class="LineNr"> 883 </span> <span class="subxComment"># if (!slice-equal?(word-slice/EDX, "==")) goto next case</span> -<span id="L884" class="LineNr"> 884 </span> <span class="subxS1Comment"># . EAX = slice-equal?(word-slice/EDX, "==")</span> -<span id="L885" class="LineNr"> 885 </span> 68/push <span class="Constant">"=="</span>/imm32 -<span id="L886" class="LineNr"> 886 </span> 52/push-EDX -<span id="L887" class="LineNr"> 887 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L888" class="LineNr"> 888 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L889" class="LineNr"> 889 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L890" class="LineNr"> 890 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next case</span> -<span id="L891" class="LineNr"> 891 </span> 3d/compare-EAX-and 0/imm32 -<span id="L892" class="LineNr"> 892 </span> 0f 84/jump-if-equal $compute-offsets:case-label/disp32 -<span id="L893" class="LineNr"> 893 </span> <span class="subxComment"># if (curr-segment-name == 0) goto construct-next-segment</span> -<span id="L894" class="LineNr"> 894 </span> 81 7/subop/compare 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ESI</span> -<span id="L895" class="LineNr"> 895 </span> 74/jump-if-equal $compute-offsets:construct-next-segment/disp8 -<span id="L896" class="LineNr"> 896 </span> <span class="subxComment"># seg/EAX = get-or-insert(segments, curr-segment-name, row-size=16)</span> -<span id="L897" class="LineNr"> 897 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L898" class="LineNr"> 898 </span> 68/push 0x10/imm32/row-size -<span id="L899" class="LineNr"> 899 </span> 56/push-ESI -<span id="L900" class="LineNr"> 900 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L901" class="LineNr"> 901 </span> <span class="subxS2Comment"># . . call</span> -<span id="L902" class="LineNr"> 902 </span> e8/call get-or-insert/disp32 -<span id="L903" class="LineNr"> 903 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L904" class="LineNr"> 904 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L905" class="LineNr"> 905 </span> <span class="subxComment"># seg->size = file-offset - seg->file-offset</span> -<span id="L906" class="LineNr"> 906 </span> <span class="subxS1Comment"># . save ECX</span> -<span id="L907" class="LineNr"> 907 </span> 51/push-ECX -<span id="L908" class="LineNr"> 908 </span> <span class="subxS1Comment"># . EBX = *file-offset</span> -<span id="L909" class="LineNr"> 909 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <a href='survey.subx.html#L642'>compute-offsets</a>:file-offset/disp32 <span class="subxComment"># copy *file-offset to EBX</span> -<span id="L910" class="LineNr"> 910 </span> <span class="subxS1Comment"># . ECX = seg->file-offset</span> -<span id="L911" class="LineNr"> 911 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to ECX</span> -<span id="L912" class="LineNr"> 912 </span> <span class="subxS1Comment"># . EBX -= ECX</span> -<span id="L913" class="LineNr"> 913 </span> 29/subtract 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EBX</span> -<span id="L914" class="LineNr"> 914 </span> <span class="subxS1Comment"># . seg->size = EBX</span> -<span id="L915" class="LineNr"> 915 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EAX+8)</span> -<span id="L916" class="LineNr"> 916 </span> <span class="subxS1Comment"># . restore ECX</span> -<span id="L917" class="LineNr"> 917 </span> 59/pop-to-ECX -<span id="L918" class="LineNr"> 918 </span> <span class="subxComment"># trace-sssns("segment '", curr-segment-name, "' has size ", seg->size, ".")</span> -<span id="L919" class="LineNr"> 919 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L920" class="LineNr"> 920 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L921" class="LineNr"> 921 </span> 53/push-EBX -<span id="L922" class="LineNr"> 922 </span> 68/push <span class="Constant">"' has size "</span>/imm32 -<span id="L923" class="LineNr"> 923 </span> 56/push-ESI -<span id="L924" class="LineNr"> 924 </span> 68/push <span class="Constant">"segment '"</span>/imm32 -<span id="L925" class="LineNr"> 925 </span> <span class="subxS2Comment"># . . call</span> -<span id="L926" class="LineNr"> 926 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L927" class="LineNr"> 927 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L928" class="LineNr"> 928 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L929" class="LineNr"> 929 </span><span class="Constant">$compute-offsets:construct-next-segment</span>: -<span id="L930" class="LineNr"> 930 </span> <span class="subxComment"># next-word(line/ECX, segment-tmp)</span> -<span id="L931" class="LineNr"> 931 </span> 68/push <a href='survey.subx.html#L642'>compute-offsets</a>:segment-tmp/imm32 -<span id="L932" class="LineNr"> 932 </span> 51/push-ECX -<span id="L933" class="LineNr"> 933 </span> e8/call next-word/disp32 -<span id="L934" class="LineNr"> 934 </span> <span class="subxS1Comment"># . discard args</span> -<span id="L935" class="LineNr"> 935 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L936" class="Folded"> 936 </span><span class="Folded">+-- 47 lines: #? # dump curr-segment-name if not null (clobbering EAX) -----------------------------------------------------------------------------------</span> -<span id="L983" class="LineNr"> 983 </span><span class="Constant">$compute-offsets:update-curr-segment-name</span>: -<span id="L984" class="LineNr"> 984 </span> <span class="subxComment"># curr-segment-name = slice-to-string(segment-tmp)</span> -<span id="L985" class="LineNr"> 985 </span> <span class="subxS1Comment"># . EAX = slice-to-string(Heap, segment-tmp)</span> -<span id="L986" class="LineNr"> 986 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L987" class="LineNr"> 987 </span> 68/push <a href='survey.subx.html#L642'>compute-offsets</a>:segment-tmp/imm32 -<span id="L988" class="LineNr"> 988 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L989" class="LineNr"> 989 </span> <span class="subxS2Comment"># . . call</span> -<span id="L990" class="LineNr"> 990 </span> e8/call <a href='../072slice.subx.html#L1015'>slice-to-string</a>/disp32 -<span id="L991" class="LineNr"> 991 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L992" class="LineNr"> 992 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L993" class="LineNr"> 993 </span> <span class="subxS1Comment"># . curr-segment-name = EAX</span> -<span id="L994" class="LineNr"> 994 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ESI</span> -<span id="L995" class="LineNr"> 995 </span> <span class="subxComment"># if empty?(curr-segment-name) abort</span> -<span id="L996" class="LineNr"> 996 </span> <span class="subxS1Comment"># . if (EAX == 0) abort</span> -<span id="L997" class="LineNr"> 997 </span> 3d/compare-EAX-and 0/imm32 -<span id="L998" class="LineNr"> 998 </span> 0f 84/jump-if-equal $compute-offsets:abort/disp32 -<span id="L999" class="LineNr"> 999 </span> <span class="subxComment"># next-word(line/ECX, segment-tmp)</span> -<span id="L1000" class="LineNr">1000 </span> 68/push <a href='survey.subx.html#L642'>compute-offsets</a>:segment-tmp/imm32 -<span id="L1001" class="LineNr">1001 </span> 51/push-ECX -<span id="L1002" class="LineNr">1002 </span> e8/call next-word/disp32 -<span id="L1003" class="LineNr">1003 </span> <span class="subxS1Comment"># . discard args</span> -<span id="L1004" class="LineNr">1004 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1005" class="LineNr">1005 </span> <span class="subxComment"># if slice-empty?(segment-tmp) abort</span> -<span id="L1006" class="LineNr">1006 </span> <span class="subxS1Comment"># . EAX = slice-empty?(segment-tmp)</span> -<span id="L1007" class="LineNr">1007 </span> 68/push <a href='survey.subx.html#L642'>compute-offsets</a>:segment-tmp/imm32 -<span id="L1008" class="LineNr">1008 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L1009" class="LineNr">1009 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1010" class="LineNr">1010 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1011" class="LineNr">1011 </span> <span class="subxS1Comment"># . if (EAX != 0) abort</span> -<span id="L1012" class="LineNr">1012 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1013" class="LineNr">1013 </span> 0f 85/jump-if-not-equal $compute-offsets:abort/disp32 -<span id="L1014" class="LineNr">1014 </span> <span class="subxComment"># seg/EBX = get-or-insert(segments, curr-segment-name, row-size=16)</span> -<span id="L1015" class="LineNr">1015 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1016" class="LineNr">1016 </span> 68/push 0x10/imm32/row-size -<span id="L1017" class="LineNr">1017 </span> 56/push-ESI -<span id="L1018" class="LineNr">1018 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1019" class="LineNr">1019 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1020" class="LineNr">1020 </span> e8/call get-or-insert/disp32 -<span id="L1021" class="LineNr">1021 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1022" class="LineNr">1022 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1023" class="LineNr">1023 </span> <span class="subxS1Comment"># . EBX = EAX</span> -<span id="L1024" class="LineNr">1024 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L1025" class="LineNr">1025 </span> <span class="subxComment"># seg->address = parse-hex-int(segment-tmp)</span> -<span id="L1026" class="LineNr">1026 </span> <span class="subxS1Comment"># . EAX = parse-hex-int(segment-tmp)</span> -<span id="L1027" class="LineNr">1027 </span> 68/push <a href='survey.subx.html#L642'>compute-offsets</a>:segment-tmp/imm32 -<span id="L1028" class="LineNr">1028 </span> e8/call <a href='../067parse-hex.subx.html#L354'>parse-hex-int</a>/disp32 -<span id="L1029" class="LineNr">1029 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1030" class="LineNr">1030 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1031" class="LineNr">1031 </span> <span class="subxS1Comment"># . seg->address = EAX</span> -<span id="L1032" class="LineNr">1032 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EBX</span> -<span id="L1033" class="LineNr">1033 </span> <span class="subxComment"># seg->file-offset = *file-offset</span> -<span id="L1034" class="LineNr">1034 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <a href='survey.subx.html#L642'>compute-offsets</a>:file-offset/disp32 <span class="subxComment"># copy *file-offset to EAX</span> -<span id="L1035" class="LineNr">1035 </span> 89/copy 1/mod/*+disp8 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *(EBX+4)</span> -<span id="L1036" class="LineNr">1036 </span> <span class="subxComment"># trace-sssns("segment '", curr-segment-name, "' is at file offset ", seg->file-offset, "")</span> -<span id="L1037" class="LineNr">1037 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1038" class="LineNr">1038 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L1039" class="LineNr">1039 </span> 50/push-EAX -<span id="L1040" class="LineNr">1040 </span> 68/push <span class="Constant">"' is at file offset "</span>/imm32 -<span id="L1041" class="LineNr">1041 </span> 56/push-ESI -<span id="L1042" class="LineNr">1042 </span> 68/push <span class="Constant">"segment '"</span>/imm32 -<span id="L1043" class="LineNr">1043 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1044" class="LineNr">1044 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L1045" class="LineNr">1045 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1046" class="LineNr">1046 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1047" class="LineNr">1047 </span> <span class="subxComment"># segment-offset = 0</span> -<span id="L1048" class="LineNr">1048 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <a href='survey.subx.html#L642'>compute-offsets</a>:segment-offset/disp32 0/imm32 <span class="subxComment"># copy to *segment-offset</span> -<span id="L1049" class="LineNr">1049 </span> <span class="subxComment"># break</span> -<span id="L1050" class="LineNr">1050 </span> e9/jump $compute-offsets:line-loop/disp32 -<span id="L1051" class="LineNr">1051 </span><span class="Constant">$compute-offsets:case-label</span>: -<span id="L1052" class="LineNr">1052 </span> <span class="subxComment"># if (!is-label?(word-slice/EDX)) goto next case</span> -<span id="L1053" class="LineNr">1053 </span> <span class="subxS1Comment"># . EAX = is-label?(word-slice/EDX)</span> -<span id="L1054" class="LineNr">1054 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1055" class="LineNr">1055 </span> 52/push-EDX -<span id="L1056" class="LineNr">1056 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1057" class="LineNr">1057 </span> e8/call is-label?/disp32 -<span id="L1058" class="LineNr">1058 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1059" class="LineNr">1059 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1060" class="LineNr">1060 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next case</span> -<span id="L1061" class="LineNr">1061 </span> 3d/compare-EAX-and 0/imm32 -<span id="L1062" class="LineNr">1062 </span> 74/jump-if-equal $compute-offsets:case-default/disp8 -<span id="L1063" class="LineNr">1063 </span> <span class="subxComment"># strip trailing ':' from word-slice</span> -<span id="L1064" class="LineNr">1064 </span> ff 1/subop/decrement 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># decrement *(EDX+4)</span> -<span id="L1065" class="LineNr">1065 </span> <span class="subxComment"># x/EAX = leaky-get-or-insert-slice(labels, word-slice, row-size=16)</span> -<span id="L1066" class="LineNr">1066 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1067" class="LineNr">1067 </span> 68/push 0x10/imm32/row-size -<span id="L1068" class="LineNr">1068 </span> 52/push-EDX -<span id="L1069" class="LineNr">1069 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L1070" class="LineNr">1070 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1071" class="LineNr">1071 </span> e8/call leaky-get-or-insert-slice/disp32 -<span id="L1072" class="LineNr">1072 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1073" class="LineNr">1073 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1074" class="LineNr">1074 </span><span class="Constant">$compute-offsets:save-label-offset</span>: -<span id="L1075" class="LineNr">1075 </span> <span class="subxComment"># x->segment-name = curr-segment-name</span> -<span id="L1076" class="LineNr">1076 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESI to *EAX</span> -<span id="L1077" class="LineNr">1077 </span> <span class="subxComment"># trace-slsss("label '" word-slice/EDX "' is in segment '" current-segment-name "'.")</span> -<span id="L1078" class="LineNr">1078 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1079" class="LineNr">1079 </span> 68/push <span class="Constant">"'."</span>/imm32 -<span id="L1080" class="LineNr">1080 </span> 56/push-ESI -<span id="L1081" class="LineNr">1081 </span> 68/push <span class="Constant">"' is in segment '"</span>/imm32 -<span id="L1082" class="LineNr">1082 </span> 52/push-EDX -<span id="L1083" class="LineNr">1083 </span> 68/push <span class="Constant">"label '"</span>/imm32 -<span id="L1084" class="LineNr">1084 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1085" class="LineNr">1085 </span> e8/call <a href='survey.subx.html#L4060'>trace-slsss</a>/disp32 -<span id="L1086" class="LineNr">1086 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1087" class="LineNr">1087 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1088" class="LineNr">1088 </span> <span class="subxComment"># x->segment-offset = segment-offset</span> -<span id="L1089" class="LineNr">1089 </span> <span class="subxS1Comment"># . EBX = segment-offset</span> -<span id="L1090" class="LineNr">1090 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <a href='survey.subx.html#L642'>compute-offsets</a>:segment-offset/disp32 <span class="subxComment"># copy *segment-offset to EBX</span> -<span id="L1091" class="LineNr">1091 </span> <span class="subxS1Comment"># . x->segment-offset = EBX</span> -<span id="L1092" class="LineNr">1092 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EAX+4)</span> -<span id="L1093" class="LineNr">1093 </span> <span class="subxComment"># trace-slsns("label '" word-slice/EDX "' is at segment offset " *segment-offset/EAX ".")</span> -<span id="L1094" class="LineNr">1094 </span> <span class="subxS2Comment"># . . EAX = file-offset</span> -<span id="L1095" class="LineNr">1095 </span> b8/copy-to-EAX <a href='survey.subx.html#L642'>compute-offsets</a>:segment-offset/imm32 -<span id="L1096" class="LineNr">1096 </span> <span class="subxS2Comment"># . . EAX = *file-offset/EAX</span> -<span id="L1097" class="LineNr">1097 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EAX</span> -<span id="L1098" class="LineNr">1098 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1099" class="LineNr">1099 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L1100" class="LineNr">1100 </span> 50/push-EAX -<span id="L1101" class="LineNr">1101 </span> 68/push <span class="Constant">"' is at segment offset "</span>/imm32 -<span id="L1102" class="LineNr">1102 </span> 52/push-EDX -<span id="L1103" class="LineNr">1103 </span> 68/push <span class="Constant">"label '"</span>/imm32 -<span id="L1104" class="LineNr">1104 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1105" class="LineNr">1105 </span> e8/call <a href='survey.subx.html#L3944'>trace-slsns</a>/disp32 -<span id="L1106" class="LineNr">1106 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1107" class="LineNr">1107 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1108" class="LineNr">1108 </span> <span class="subxComment"># continue</span> -<span id="L1109" class="LineNr">1109 </span> e9/jump $compute-offsets:word-loop/disp32 -<span id="L1110" class="LineNr">1110 </span><span class="Constant">$compute-offsets:case-default</span>: -<span id="L1111" class="LineNr">1111 </span> <span class="subxComment"># width/EAX = compute-width-of-slice(word-slice)</span> -<span id="L1112" class="LineNr">1112 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1113" class="LineNr">1113 </span> 52/push-EDX -<span id="L1114" class="LineNr">1114 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1115" class="LineNr">1115 </span> e8/call compute-width-of-slice/disp32 -<span id="L1116" class="LineNr">1116 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1117" class="LineNr">1117 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1118" class="LineNr">1118 </span> <span class="subxComment"># segment-offset += width</span> -<span id="L1119" class="LineNr">1119 </span> 01/add 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <a href='survey.subx.html#L642'>compute-offsets</a>:segment-offset/disp32 <span class="subxComment"># add EAX to *segment-offset</span> -<span id="L1120" class="LineNr">1120 </span> <span class="subxComment"># file-offset += width</span> -<span id="L1121" class="LineNr">1121 </span> 01/add 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <a href='survey.subx.html#L642'>compute-offsets</a>:file-offset/disp32 <span class="subxComment"># add EAX to *file-offset</span> -<span id="L1122" class="Folded">1122 </span><span class="Folded">+-- 47 lines: #? # dump segment-offset -------------------------------------------------------------------------------------------------------------------</span> -<span id="L1169" class="LineNr">1169 </span> e9/jump $compute-offsets:word-loop/disp32 -<span id="L1170" class="LineNr">1170 </span><span class="Constant">$compute-offsets:break-line-loop</span>: -<span id="L1171" class="LineNr">1171 </span> <span class="subxComment"># seg/EAX = get-or-insert(segments, curr-segment-name, row-size=16)</span> -<span id="L1172" class="LineNr">1172 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1173" class="LineNr">1173 </span> 68/push 0x10/imm32/row-size -<span id="L1174" class="LineNr">1174 </span> 56/push-ESI -<span id="L1175" class="LineNr">1175 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1176" class="LineNr">1176 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1177" class="LineNr">1177 </span> e8/call get-or-insert/disp32 -<span id="L1178" class="LineNr">1178 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1179" class="LineNr">1179 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1180" class="LineNr">1180 </span> <span class="subxComment"># seg->size = file-offset - seg->file-offset</span> -<span id="L1181" class="LineNr">1181 </span> <span class="subxS1Comment"># . save ECX</span> -<span id="L1182" class="LineNr">1182 </span> 51/push-ECX -<span id="L1183" class="LineNr">1183 </span> <span class="subxS1Comment"># . EBX = *file-offset</span> -<span id="L1184" class="LineNr">1184 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <a href='survey.subx.html#L642'>compute-offsets</a>:file-offset/disp32 <span class="subxComment"># copy *file-offset to EBX</span> -<span id="L1185" class="LineNr">1185 </span> <span class="subxS1Comment"># . ECX = seg->file-offset</span> -<span id="L1186" class="LineNr">1186 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to ECX</span> -<span id="L1187" class="LineNr">1187 </span> <span class="subxS1Comment"># . EBX -= ECX</span> -<span id="L1188" class="LineNr">1188 </span> 29/subtract 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EBX</span> -<span id="L1189" class="LineNr">1189 </span> <span class="subxS1Comment"># . seg->size = EBX</span> -<span id="L1190" class="LineNr">1190 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EAX+8)</span> -<span id="L1191" class="LineNr">1191 </span> <span class="subxS1Comment"># . restore ECX</span> -<span id="L1192" class="LineNr">1192 </span> 59/pop-to-ECX -<span id="L1193" class="LineNr">1193 </span> <span class="subxComment"># trace-sssns("segment '", curr-segment-name, "' has size ", seg->size, ".")</span> -<span id="L1194" class="LineNr">1194 </span> <span class="subxS1Comment"># . trace-sssns("segment '", curr-segment-name, "' has size ", EBX, ".")</span> -<span id="L1195" class="LineNr">1195 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1196" class="LineNr">1196 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L1197" class="LineNr">1197 </span> 53/push-EBX -<span id="L1198" class="LineNr">1198 </span> 68/push <span class="Constant">"' has size "</span>/imm32 -<span id="L1199" class="LineNr">1199 </span> 56/push-ESI -<span id="L1200" class="LineNr">1200 </span> 68/push <span class="Constant">"segment '"</span>/imm32 -<span id="L1201" class="LineNr">1201 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1202" class="LineNr">1202 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L1203" class="LineNr">1203 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1204" class="LineNr">1204 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1205" class="LineNr">1205 </span><span class="Constant">$compute-offsets:end</span>: -<span id="L1206" class="LineNr">1206 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L1207" class="LineNr">1207 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1208" class="LineNr">1208 </span> 5f/pop-to-EDI -<span id="L1209" class="LineNr">1209 </span> 5e/pop-to-ESI -<span id="L1210" class="LineNr">1210 </span> 5b/pop-to-EBX -<span id="L1211" class="LineNr">1211 </span> 5a/pop-to-EDX -<span id="L1212" class="LineNr">1212 </span> 59/pop-to-ECX -<span id="L1213" class="LineNr">1213 </span> 58/pop-to-EAX -<span id="L1214" class="LineNr">1214 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1215" class="LineNr">1215 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1216" class="LineNr">1216 </span> 5d/pop-to-EBP -<span id="L1217" class="LineNr">1217 </span> c3/return -<span id="L1218" class="LineNr">1218 </span><span class="Constant">$compute-offsets:abort</span>: -<span id="L1219" class="LineNr">1219 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L1220" class="LineNr">1220 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1221" class="LineNr">1221 </span> 68/push <span class="Constant">"'==' must be followed by segment name and segment-start\n"</span>/imm32 -<span id="L1222" class="LineNr">1222 </span> 68/push 2/imm32/stderr -<span id="L1223" class="LineNr">1223 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1224" class="LineNr">1224 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L1225" class="LineNr">1225 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1226" class="LineNr">1226 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1227" class="LineNr">1227 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L1228" class="LineNr">1228 </span> bb/copy-to-EBX 1/imm32 -<span id="L1229" class="LineNr">1229 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L1230" class="LineNr">1230 </span> cd/syscall 0x80/imm8 -<span id="L1231" class="LineNr">1231 </span> <span class="subxComment"># never gets here</span> -<span id="L1232" class="LineNr">1232 </span> -<span id="L1233" class="LineNr">1233 </span><span class="subxTest">test-compute-offsets</span>: -<span id="L1234" class="LineNr">1234 </span> <span class="subxComment"># input:</span> -<span id="L1235" class="LineNr">1235 </span> <span class="subxComment"># == code 0x1</span> -<span id="L1236" class="LineNr">1236 </span> <span class="subxComment"># ab x/imm32 # skip comment</span> -<span id="L1237" class="LineNr">1237 </span> <span class="subxComment"># == data 0x1000</span> -<span id="L1238" class="LineNr">1238 </span> <span class="subxComment"># 00</span> -<span id="L1239" class="LineNr">1239 </span> <span class="subxComment"># x:</span> -<span id="L1240" class="LineNr">1240 </span> <span class="subxComment"># 34</span> -<span id="L1241" class="LineNr">1241 </span> <span class="subxComment">#</span> -<span id="L1242" class="LineNr">1242 </span> <span class="subxComment"># trace contains (in any order):</span> -<span id="L1243" class="LineNr">1243 </span> <span class="subxComment"># segment 'code' is at file offset 0x0.</span> -<span id="L1244" class="LineNr">1244 </span> <span class="subxComment"># segment 'code' has size 0x5.</span> -<span id="L1245" class="LineNr">1245 </span> <span class="subxComment"># segment 'data' is at file offset 0x5.</span> -<span id="L1246" class="LineNr">1246 </span> <span class="subxComment"># segment 'data' has size 0x2.</span> -<span id="L1247" class="LineNr">1247 </span> <span class="subxComment"># label 'x' is in segment 'data'.</span> -<span id="L1248" class="LineNr">1248 </span> <span class="subxComment"># label 'x' is at segment offset 0x1.</span> -<span id="L1249" class="LineNr">1249 </span> <span class="subxComment">#</span> -<span id="L1250" class="LineNr">1250 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1251" class="LineNr">1251 </span> 55/push-EBP -<span id="L1252" class="LineNr">1252 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1253" class="LineNr">1253 </span> <span class="subxComment"># setup</span> -<span id="L1254" class="LineNr">1254 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L1255" class="LineNr">1255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1256" class="LineNr">1256 </span> 68/push _test-input-stream/imm32 -<span id="L1257" class="LineNr">1257 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1258" class="LineNr">1258 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L1259" class="LineNr">1259 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1260" class="LineNr">1260 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1261" class="LineNr">1261 </span> <span class="subxComment"># var segments/ECX = stream(2 * 16)</span> -<span id="L1262" class="LineNr">1262 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x20/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1263" class="LineNr">1263 </span> 68/push 0x20/imm32/length -<span id="L1264" class="LineNr">1264 </span> 68/push 0/imm32/read -<span id="L1265" class="LineNr">1265 </span> 68/push 0/imm32/write -<span id="L1266" class="LineNr">1266 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1267" class="LineNr">1267 </span> <span class="subxComment"># var labels/EDX = stream(2 * 16)</span> -<span id="L1268" class="LineNr">1268 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x20/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1269" class="LineNr">1269 </span> 68/push 0x20/imm32/length -<span id="L1270" class="LineNr">1270 </span> 68/push 0/imm32/read -<span id="L1271" class="LineNr">1271 </span> 68/push 0/imm32/write -<span id="L1272" class="LineNr">1272 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L1273" class="LineNr">1273 </span> <span class="subxComment"># initialize input</span> -<span id="L1274" class="LineNr">1274 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1\n")</span> -<span id="L1275" class="LineNr">1275 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1276" class="LineNr">1276 </span> 68/push <span class="Constant">"== code 0x1\n"</span>/imm32 -<span id="L1277" class="LineNr">1277 </span> 68/push _test-input-stream/imm32 -<span id="L1278" class="LineNr">1278 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1279" class="LineNr">1279 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1280" class="LineNr">1280 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1281" class="LineNr">1281 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1282" class="LineNr">1282 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab x/imm32 # skip comment\n")</span> -<span id="L1283" class="LineNr">1283 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1284" class="LineNr">1284 </span> 68/push <span class="Constant">"ab x/imm32 # skip comment\n"</span>/imm32 -<span id="L1285" class="LineNr">1285 </span> 68/push _test-input-stream/imm32 -<span id="L1286" class="LineNr">1286 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1287" class="LineNr">1287 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1288" class="LineNr">1288 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1289" class="LineNr">1289 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1290" class="LineNr">1290 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x1000\n")</span> -<span id="L1291" class="LineNr">1291 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1292" class="LineNr">1292 </span> 68/push <span class="Constant">"== data 0x1000\n"</span>/imm32 -<span id="L1293" class="LineNr">1293 </span> 68/push _test-input-stream/imm32 -<span id="L1294" class="LineNr">1294 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1295" class="LineNr">1295 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1296" class="LineNr">1296 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1297" class="LineNr">1297 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1298" class="LineNr">1298 </span> <span class="subxS1Comment"># . write(_test-input-stream, "00\n")</span> -<span id="L1299" class="LineNr">1299 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1300" class="LineNr">1300 </span> 68/push <span class="Constant">"00\n"</span>/imm32 -<span id="L1301" class="LineNr">1301 </span> 68/push _test-input-stream/imm32 -<span id="L1302" class="LineNr">1302 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1303" class="LineNr">1303 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1304" class="LineNr">1304 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1305" class="LineNr">1305 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1306" class="LineNr">1306 </span> <span class="subxS1Comment"># . write(_test-input-stream, "x:\n")</span> -<span id="L1307" class="LineNr">1307 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1308" class="LineNr">1308 </span> 68/push <span class="Constant">"x:\n"</span>/imm32 -<span id="L1309" class="LineNr">1309 </span> 68/push _test-input-stream/imm32 -<span id="L1310" class="LineNr">1310 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1311" class="LineNr">1311 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1312" class="LineNr">1312 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1313" class="LineNr">1313 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1314" class="LineNr">1314 </span> <span class="subxS1Comment"># . write(_test-input-stream, "34\n")</span> -<span id="L1315" class="LineNr">1315 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1316" class="LineNr">1316 </span> 68/push <span class="Constant">"34\n"</span>/imm32 -<span id="L1317" class="LineNr">1317 </span> 68/push _test-input-stream/imm32 -<span id="L1318" class="LineNr">1318 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1319" class="LineNr">1319 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L1320" class="LineNr">1320 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1321" class="LineNr">1321 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1322" class="LineNr">1322 </span> <span class="subxComment"># compute-offsets(_test-input-stream, segments, labels)</span> -<span id="L1323" class="LineNr">1323 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1324" class="LineNr">1324 </span> 52/push-EDX -<span id="L1325" class="LineNr">1325 </span> 51/push-ECX -<span id="L1326" class="LineNr">1326 </span> 68/push _test-input-stream/imm32 -<span id="L1327" class="LineNr">1327 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1328" class="LineNr">1328 </span> e8/call <a href='survey.subx.html#L642'>compute-offsets</a>/disp32 -<span id="L1329" class="LineNr">1329 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1330" class="LineNr">1330 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1331" class="Folded">1331 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L1357" class="LineNr">1357 </span> <span class="subxComment"># check trace</span> -<span id="L1358" class="LineNr">1358 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'code' is at file offset 0x00000000.", msg)</span> -<span id="L1359" class="LineNr">1359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1360" class="LineNr">1360 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/0"</span>/imm32 -<span id="L1361" class="LineNr">1361 </span> 68/push <span class="Constant">"segment 'code' is at file offset 0x00000000."</span>/imm32 -<span id="L1362" class="LineNr">1362 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1363" class="LineNr">1363 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1364" class="LineNr">1364 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1365" class="LineNr">1365 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1366" class="LineNr">1366 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'code' has size 0x00000005", msg)</span> -<span id="L1367" class="LineNr">1367 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1368" class="LineNr">1368 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/1"</span>/imm32 -<span id="L1369" class="LineNr">1369 </span> 68/push <span class="Constant">"segment 'code' has size 0x00000005."</span>/imm32 -<span id="L1370" class="LineNr">1370 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1371" class="LineNr">1371 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1372" class="LineNr">1372 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1373" class="LineNr">1373 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1374" class="LineNr">1374 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'data' is at file offset 0x00000005.", msg)</span> -<span id="L1375" class="LineNr">1375 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1376" class="LineNr">1376 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/2"</span>/imm32 -<span id="L1377" class="LineNr">1377 </span> 68/push <span class="Constant">"segment 'data' is at file offset 0x00000005."</span>/imm32 -<span id="L1378" class="LineNr">1378 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1379" class="LineNr">1379 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1380" class="LineNr">1380 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1381" class="LineNr">1381 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1382" class="LineNr">1382 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'data' has size 0x00000002.", msg)</span> -<span id="L1383" class="LineNr">1383 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1384" class="LineNr">1384 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/3"</span>/imm32 -<span id="L1385" class="LineNr">1385 </span> 68/push <span class="Constant">"segment 'data' has size 0x00000002."</span>/imm32 -<span id="L1386" class="LineNr">1386 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1387" class="LineNr">1387 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1388" class="LineNr">1388 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1389" class="LineNr">1389 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1390" class="LineNr">1390 </span> <span class="subxS1Comment"># . check-trace-contains("label 'x' is in segment 'data'.", msg)</span> -<span id="L1391" class="LineNr">1391 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1392" class="LineNr">1392 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/4"</span>/imm32 -<span id="L1393" class="LineNr">1393 </span> 68/push <span class="Constant">"label 'x' is in segment 'data'."</span>/imm32 -<span id="L1394" class="LineNr">1394 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1395" class="LineNr">1395 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1396" class="LineNr">1396 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1397" class="LineNr">1397 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1398" class="LineNr">1398 </span> <span class="subxS1Comment"># . check-trace-contains("label 'x' is at segment offset 0x00000001.", msg)</span> -<span id="L1399" class="LineNr">1399 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1400" class="LineNr">1400 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1233'>test-compute-offsets</a>/5"</span>/imm32 -<span id="L1401" class="LineNr">1401 </span> 68/push <span class="Constant">"label 'x' is at segment offset 0x00000001."</span>/imm32 -<span id="L1402" class="LineNr">1402 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1403" class="LineNr">1403 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1404" class="LineNr">1404 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1405" class="LineNr">1405 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1406" class="LineNr">1406 </span> <span class="subxS1Comment"># . check-ints-equal(labels->write, 0x10, msg)</span> -<span id="L1407" class="LineNr">1407 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1408" class="LineNr">1408 </span> 68/push <span class="Constant">"F - test-compute-offsets-maintains-labels-write-index"</span>/imm32 -<span id="L1409" class="LineNr">1409 </span> 68/push 0x10/imm32/1-entry -<span id="L1410" class="LineNr">1410 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L1411" class="LineNr">1411 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1412" class="LineNr">1412 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1413" class="LineNr">1413 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1414" class="LineNr">1414 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1415" class="LineNr">1415 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1416" class="LineNr">1416 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1417" class="LineNr">1417 </span> 5d/pop-to-EBP -<span id="L1418" class="LineNr">1418 </span> c3/return -<span id="L1419" class="LineNr">1419 </span> -<span id="L1420" class="LineNr">1420 </span><span class="subxFunction">compute-addresses</span>: <span class="subxComment"># segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L1421" class="LineNr">1421 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1422" class="LineNr">1422 </span> <span class="subxComment"># srow : (address segment-info) = segments->data</span> -<span id="L1423" class="LineNr">1423 </span> <span class="subxComment"># max = segments->data + segments->write</span> -<span id="L1424" class="LineNr">1424 </span> <span class="subxComment"># num-segments = segments->write / 16</span> -<span id="L1425" class="LineNr">1425 </span> <span class="subxComment"># starting-offset = 0x34 + (num-segments * 0x20)</span> -<span id="L1426" class="LineNr">1426 </span> <span class="subxComment"># while true</span> -<span id="L1427" class="LineNr">1427 </span> <span class="subxComment"># if (srow >= max) break</span> -<span id="L1428" class="LineNr">1428 </span> <span class="subxComment"># s->file-offset += starting-offset</span> -<span id="L1429" class="LineNr">1429 </span> <span class="subxComment"># s->address &= 0xfffff000 # clear last 12 bits for p_align</span> -<span id="L1430" class="LineNr">1430 </span> <span class="subxComment"># s->address += (s->file-offset & 0x00000fff)</span> -<span id="L1431" class="LineNr">1431 </span> <span class="subxComment"># trace-sssns("segment " s->key " starts at address " s->address)</span> -<span id="L1432" class="LineNr">1432 </span> <span class="subxComment"># srow += 16 # row-size</span> -<span id="L1433" class="LineNr">1433 </span> <span class="subxComment"># lrow : (address label-info) = labels->data</span> -<span id="L1434" class="LineNr">1434 </span> <span class="subxComment"># max = labels->data + labels->write</span> -<span id="L1435" class="LineNr">1435 </span> <span class="subxComment"># while true</span> -<span id="L1436" class="LineNr">1436 </span> <span class="subxComment"># if (lrow >= max) break</span> -<span id="L1437" class="LineNr">1437 </span> <span class="subxComment"># seg-name : (address string) = lrow->segment-name</span> -<span id="L1438" class="LineNr">1438 </span> <span class="subxComment"># label-seg : (address segment-info) = get(segments, seg-name, row-size=16)</span> -<span id="L1439" class="LineNr">1439 </span> <span class="subxComment"># lrow->address = label-seg->address + lrow->segment-offset</span> -<span id="L1440" class="LineNr">1440 </span> <span class="subxComment"># trace-sssns("label " lrow->key " is at address " lrow->address)</span> -<span id="L1441" class="LineNr">1441 </span> <span class="subxComment"># lrow += 16 # row-size</span> -<span id="L1442" class="LineNr">1442 </span> <span class="subxComment">#</span> -<span id="L1443" class="LineNr">1443 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1444" class="LineNr">1444 </span> 55/push-EBP -<span id="L1445" class="LineNr">1445 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1446" class="LineNr">1446 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1447" class="LineNr">1447 </span> 50/push-EAX -<span id="L1448" class="LineNr">1448 </span> 51/push-ECX -<span id="L1449" class="LineNr">1449 </span> 52/push-EDX -<span id="L1450" class="LineNr">1450 </span> 53/push-EBX -<span id="L1451" class="LineNr">1451 </span> 56/push-ESI -<span id="L1452" class="LineNr">1452 </span> 57/push-EDI -<span id="L1453" class="LineNr">1453 </span> <span class="subxComment"># ESI = segments</span> -<span id="L1454" class="LineNr">1454 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L1455" class="LineNr">1455 </span> <span class="subxComment"># starting-offset/EDI = 0x34 + (num-segments * 0x20) # make room for ELF headers</span> -<span id="L1456" class="LineNr">1456 </span> <span class="subxS1Comment"># . EDI = segments->write / 16 (row-size)</span> -<span id="L1457" class="LineNr">1457 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EDI</span> -<span id="L1458" class="LineNr">1458 </span> c1/shift 5/subop/logic-right 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm8 <span class="subxComment"># shift EDI right by 4 bits, while padding zeroes</span> -<span id="L1459" class="LineNr">1459 </span> <span class="subxS1Comment"># . EDI = (EDI * 0x20) + 0x34</span> -<span id="L1460" class="LineNr">1460 </span> c1/shift 4/subop/left 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/imm8 <span class="subxComment"># shift EDI left by 5 bits</span> -<span id="L1461" class="LineNr">1461 </span> 81 0/subop/add 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x34/imm32 <span class="subxComment"># add to EDI</span> -<span id="L1462" class="LineNr">1462 </span> <span class="subxComment"># srow/EAX = segments->data</span> -<span id="L1463" class="LineNr">1463 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to EAX</span> -<span id="L1464" class="LineNr">1464 </span> <span class="subxComment"># max/ECX = segments->data + segments->write</span> -<span id="L1465" class="LineNr">1465 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L1466" class="LineNr">1466 </span> 01/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ESI to ECX</span> -<span id="L1467" class="LineNr">1467 </span><span class="Constant">$compute-addresses:segment-loop</span>: -<span id="L1468" class="LineNr">1468 </span> <span class="subxComment"># if (srow >= max) break</span> -<span id="L1469" class="LineNr">1469 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L1470" class="LineNr">1470 </span> 73/jump-if-greater-or-equal-unsigned $compute-addresses:segment-break/disp8 -<span id="L1471" class="LineNr">1471 </span> <span class="subxComment"># srow->file-offset += starting-offset</span> -<span id="L1472" class="LineNr">1472 </span> 01/add 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># add EDI to *(EAX+8)</span> -<span id="L1473" class="LineNr">1473 </span> <span class="subxComment"># clear last 12 bits of srow->address for p_align=0x1000</span> -<span id="L1474" class="LineNr">1474 </span> <span class="subxS1Comment"># . EDX = srow->address</span> -<span id="L1475" class="LineNr">1475 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+4) to EDX</span> -<span id="L1476" class="LineNr">1476 </span> <span class="subxS1Comment"># . EDX &= 0xfffff000</span> -<span id="L1477" class="LineNr">1477 </span> 81 4/subop/and 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xfffff000/imm32 <span class="subxComment"># bitwise and of EDX</span> -<span id="L1478" class="LineNr">1478 </span> <span class="subxComment"># update last 12 bits from srow->file-offset</span> -<span id="L1479" class="LineNr">1479 </span> <span class="subxS1Comment"># . EBX = srow->file-offset</span> -<span id="L1480" class="LineNr">1480 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+8) to EBX</span> -<span id="L1481" class="LineNr">1481 </span> <span class="subxS1Comment"># . EBX &= 0xfff</span> -<span id="L1482" class="LineNr">1482 </span> 81 4/subop/and 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x00000fff/imm32 <span class="subxComment"># bitwise and of EBX</span> -<span id="L1483" class="LineNr">1483 </span> <span class="subxS1Comment"># . srow->address = EDX | EBX</span> -<span id="L1484" class="LineNr">1484 </span> 09/or 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># EDX = bitwise OR with EBX</span> -<span id="L1485" class="LineNr">1485 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EDX to *(EAX+4)</span> -<span id="L1486" class="LineNr">1486 </span> <span class="subxComment"># trace-sssns("segment " srow " starts at address " srow->address ".")</span> -<span id="L1487" class="LineNr">1487 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1488" class="LineNr">1488 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L1489" class="LineNr">1489 </span> 52/push-EDX -<span id="L1490" class="LineNr">1490 </span> 68/push <span class="Constant">"' starts at address "</span>/imm32 -<span id="L1491" class="LineNr">1491 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L1492" class="LineNr">1492 </span> 68/push <span class="Constant">"segment '"</span>/imm32 -<span id="L1493" class="LineNr">1493 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1494" class="LineNr">1494 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L1495" class="LineNr">1495 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1496" class="LineNr">1496 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1497" class="LineNr">1497 </span> <span class="subxComment"># srow += 16 # size of row</span> -<span id="L1498" class="LineNr">1498 </span> 05/add-to-EAX 0x10/imm32 -<span id="L1499" class="LineNr">1499 </span> eb/jump $compute-addresses:segment-loop/disp8 -<span id="L1500" class="LineNr">1500 </span><span class="Constant">$compute-addresses:segment-break</span>: -<span id="L1501" class="Folded">1501 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L1527" class="LineNr">1527 </span> <span class="subxComment"># ESI = labels</span> -<span id="L1528" class="LineNr">1528 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L1529" class="LineNr">1529 </span> <span class="subxComment"># lrow/EAX = labels->data</span> -<span id="L1530" class="LineNr">1530 </span> 8d/copy-address 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+12 to EAX</span> -<span id="L1531" class="LineNr">1531 </span> <span class="subxComment"># max/ECX = labels->data + labels->write</span> -<span id="L1532" class="LineNr">1532 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to ECX</span> -<span id="L1533" class="LineNr">1533 </span> 01/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ESI to ECX</span> -<span id="L1534" class="LineNr">1534 </span><span class="Constant">$compute-addresses:label-loop</span>: -<span id="L1535" class="LineNr">1535 </span> <span class="subxComment"># if (lrow >= max) break</span> -<span id="L1536" class="LineNr">1536 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L1537" class="LineNr">1537 </span> 0f 83/jump-if-greater-or-equal-unsigned $compute-addresses:end/disp32 -<span id="L1538" class="Folded">1538 </span><span class="Folded">+-- 26 lines: #? # dump lrow->key ------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1564" class="LineNr">1564 </span> <span class="subxComment"># seg-name/EDX = lrow->segment-name</span> -<span id="L1565" class="LineNr">1565 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EDX</span> -<span id="L1566" class="Folded">1566 </span><span class="Folded">+-- 26 lines: #? # dump seg-name -------------------------------------------------------------------------------------------------------------------------</span> -<span id="L1592" class="LineNr">1592 </span> <span class="subxComment"># label-seg/EDX : (address segment-info) = get(segments, seg-name, row-size=16)</span> -<span id="L1593" class="LineNr">1593 </span> <span class="subxS1Comment"># . save EAX</span> -<span id="L1594" class="LineNr">1594 </span> 50/push-EAX -<span id="L1595" class="LineNr">1595 </span> <span class="subxS1Comment"># . EAX = get(segments, seg-name, row-size=16)</span> -<span id="L1596" class="LineNr">1596 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1597" class="LineNr">1597 </span> 68/push 0x10/imm32/row-size -<span id="L1598" class="LineNr">1598 </span> 52/push-EDX -<span id="L1599" class="LineNr">1599 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1600" class="LineNr">1600 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1601" class="LineNr">1601 </span> e8/call get/disp32 -<span id="L1602" class="LineNr">1602 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1603" class="LineNr">1603 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1604" class="LineNr">1604 </span> <span class="subxS1Comment"># . EDX = EAX</span> -<span id="L1605" class="LineNr">1605 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDX</span> -<span id="L1606" class="LineNr">1606 </span> <span class="subxS1Comment"># . restore EAX</span> -<span id="L1607" class="LineNr">1607 </span> 58/pop-to-EAX -<span id="L1608" class="LineNr">1608 </span> <span class="subxComment"># EBX = label-seg->address</span> -<span id="L1609" class="LineNr">1609 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EBX</span> -<span id="L1610" class="LineNr">1610 </span> <span class="subxComment"># EBX += lrow->segment-offset</span> -<span id="L1611" class="LineNr">1611 </span> 03/add 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># add *(EAX+8) to EBX</span> -<span id="L1612" class="LineNr">1612 </span> <span class="subxComment"># lrow->address = EBX</span> -<span id="L1613" class="LineNr">1613 </span> 89/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EBX to *(EAX+12)</span> -<span id="L1614" class="LineNr">1614 </span> <span class="subxComment"># trace-sssns("label " lrow->key " is at address " lrow->address ".")</span> -<span id="L1615" class="LineNr">1615 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1616" class="LineNr">1616 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L1617" class="LineNr">1617 </span> 53/push-EBX -<span id="L1618" class="LineNr">1618 </span> 68/push <span class="Constant">"' is at address "</span>/imm32 -<span id="L1619" class="LineNr">1619 </span> ff 6/subop/push 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EAX</span> -<span id="L1620" class="LineNr">1620 </span> 68/push <span class="Constant">"label '"</span>/imm32 -<span id="L1621" class="LineNr">1621 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1622" class="LineNr">1622 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L1623" class="LineNr">1623 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1624" class="LineNr">1624 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1625" class="LineNr">1625 </span> <span class="subxComment"># lrow += 16 # size of row</span> -<span id="L1626" class="LineNr">1626 </span> 05/add-to-EAX 0x10/imm32 -<span id="L1627" class="LineNr">1627 </span> e9/jump $compute-addresses:label-loop/disp32 -<span id="L1628" class="LineNr">1628 </span><span class="Constant">$compute-addresses:end</span>: -<span id="L1629" class="LineNr">1629 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1630" class="LineNr">1630 </span> 5f/pop-to-EDI -<span id="L1631" class="LineNr">1631 </span> 5e/pop-to-ESI -<span id="L1632" class="LineNr">1632 </span> 5b/pop-to-EBX -<span id="L1633" class="LineNr">1633 </span> 5a/pop-to-EDX -<span id="L1634" class="LineNr">1634 </span> 59/pop-to-ECX -<span id="L1635" class="LineNr">1635 </span> 58/pop-to-EAX -<span id="L1636" class="LineNr">1636 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1637" class="LineNr">1637 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1638" class="LineNr">1638 </span> 5d/pop-to-EBP -<span id="L1639" class="LineNr">1639 </span> c3/return -<span id="L1640" class="LineNr">1640 </span> -<span id="L1641" class="LineNr">1641 </span><span class="subxTest">test-compute-addresses</span>: -<span id="L1642" class="LineNr">1642 </span> <span class="subxComment"># input:</span> -<span id="L1643" class="LineNr">1643 </span> <span class="subxComment"># segments:</span> -<span id="L1644" class="LineNr">1644 </span> <span class="subxComment"># - 'a': {0x1000, 0, 5}</span> -<span id="L1645" class="LineNr">1645 </span> <span class="subxComment"># - 'b': {0x2018, 5, 1}</span> -<span id="L1646" class="LineNr">1646 </span> <span class="subxComment"># - 'c': {0x5444, 6, 12}</span> -<span id="L1647" class="LineNr">1647 </span> <span class="subxComment"># labels:</span> -<span id="L1648" class="LineNr">1648 </span> <span class="subxComment"># - 'l1': {'a', 3, 0}</span> -<span id="L1649" class="LineNr">1649 </span> <span class="subxComment"># - 'l2': {'b', 0, 0}</span> -<span id="L1650" class="LineNr">1650 </span> <span class="subxComment">#</span> -<span id="L1651" class="LineNr">1651 </span> <span class="subxComment"># trace contains in any order (comments in parens):</span> -<span id="L1652" class="LineNr">1652 </span> <span class="subxComment"># segment 'a' starts at address 0x00001094. (0x34 + 0x20 for each segment)</span> -<span id="L1653" class="LineNr">1653 </span> <span class="subxComment"># segment 'b' starts at address 0x00002099. (0x018 discarded)</span> -<span id="L1654" class="LineNr">1654 </span> <span class="subxComment"># segment 'c' starts at address 0x0000509a. (0x444 discarded)</span> -<span id="L1655" class="LineNr">1655 </span> <span class="subxComment"># label 'l1' is at address 0x00001097. (0x1094 + segment-offset 3)</span> -<span id="L1656" class="LineNr">1656 </span> <span class="subxComment"># label 'l2' is at address 0x00002099. (0x2099 + segment-offset 0)</span> -<span id="L1657" class="LineNr">1657 </span> <span class="subxComment">#</span> -<span id="L1658" class="LineNr">1658 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1659" class="LineNr">1659 </span> 55/push-EBP -<span id="L1660" class="LineNr">1660 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1661" class="LineNr">1661 </span> <span class="subxComment"># setup</span> -<span id="L1662" class="LineNr">1662 </span> <span class="subxS1Comment"># . var segments/ECX = stream(10 * 16)</span> -<span id="L1663" class="LineNr">1663 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1664" class="LineNr">1664 </span> 68/push 0xa0/imm32/length -<span id="L1665" class="LineNr">1665 </span> 68/push 0/imm32/read -<span id="L1666" class="LineNr">1666 </span> 68/push 0/imm32/write -<span id="L1667" class="LineNr">1667 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1668" class="LineNr">1668 </span> <span class="subxS1Comment"># . var labels/EDX = stream(512 * 16)</span> -<span id="L1669" class="LineNr">1669 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2000/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1670" class="LineNr">1670 </span> 68/push 0x2000/imm32/length -<span id="L1671" class="LineNr">1671 </span> 68/push 0/imm32/read -<span id="L1672" class="LineNr">1672 </span> 68/push 0/imm32/write -<span id="L1673" class="LineNr">1673 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L1674" class="LineNr">1674 </span> <span class="subxS1Comment"># . stream-add4(segments, "a", 0x1000, 0, 5)</span> -<span id="L1675" class="LineNr">1675 </span> 68/push 5/imm32/segment-size -<span id="L1676" class="LineNr">1676 </span> 68/push 0/imm32/file-offset -<span id="L1677" class="LineNr">1677 </span> 68/push 0x1000/imm32/start-address -<span id="L1678" class="LineNr">1678 </span> 68/push <span class="Constant">"a"</span>/imm32/segment-name -<span id="L1679" class="LineNr">1679 </span> 51/push-ECX -<span id="L1680" class="LineNr">1680 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1681" class="LineNr">1681 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1682" class="LineNr">1682 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1683" class="LineNr">1683 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1684" class="LineNr">1684 </span> <span class="subxS1Comment"># . stream-add4(segments, "b", 0x2018, 5, 1)</span> -<span id="L1685" class="LineNr">1685 </span> 68/push 1/imm32/segment-size -<span id="L1686" class="LineNr">1686 </span> 68/push 5/imm32/file-offset -<span id="L1687" class="LineNr">1687 </span> 68/push 0x2018/imm32/start-address -<span id="L1688" class="LineNr">1688 </span> 68/push <span class="Constant">"b"</span>/imm32/segment-name -<span id="L1689" class="LineNr">1689 </span> 51/push-ECX -<span id="L1690" class="LineNr">1690 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1691" class="LineNr">1691 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1692" class="LineNr">1692 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1693" class="LineNr">1693 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1694" class="LineNr">1694 </span> <span class="subxS1Comment"># . stream-add4(segments, "c", 0x5444, 6, 12)</span> -<span id="L1695" class="LineNr">1695 </span> 68/push 0xc/imm32/segment-size -<span id="L1696" class="LineNr">1696 </span> 68/push 6/imm32/file-offset -<span id="L1697" class="LineNr">1697 </span> 68/push 0x5444/imm32/start-address -<span id="L1698" class="LineNr">1698 </span> 68/push <span class="Constant">"c"</span>/imm32/segment-name -<span id="L1699" class="LineNr">1699 </span> 51/push-ECX -<span id="L1700" class="LineNr">1700 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1701" class="LineNr">1701 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1702" class="LineNr">1702 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1703" class="LineNr">1703 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1704" class="LineNr">1704 </span> <span class="subxS1Comment"># . stream-add4(labels, "l1", "a", 3, 0)</span> -<span id="L1705" class="LineNr">1705 </span> 68/push 0/imm32/label-address -<span id="L1706" class="LineNr">1706 </span> 68/push 3/imm32/segment-offset -<span id="L1707" class="LineNr">1707 </span> 68/push <span class="Constant">"a"</span>/imm32/segment-name -<span id="L1708" class="LineNr">1708 </span> 68/push <span class="Constant">"l1"</span>/imm32/label-name -<span id="L1709" class="LineNr">1709 </span> 52/push-EDX -<span id="L1710" class="LineNr">1710 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1711" class="LineNr">1711 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1712" class="LineNr">1712 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1713" class="LineNr">1713 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1714" class="LineNr">1714 </span> <span class="subxS1Comment"># . stream-add4(labels, "l2", "b", 0, 0)</span> -<span id="L1715" class="LineNr">1715 </span> 68/push 0/imm32/label-address -<span id="L1716" class="LineNr">1716 </span> 68/push 0/imm32/segment-offset -<span id="L1717" class="LineNr">1717 </span> 68/push <span class="Constant">"b"</span>/imm32/segment-name -<span id="L1718" class="LineNr">1718 </span> 68/push <span class="Constant">"l2"</span>/imm32/label-name -<span id="L1719" class="LineNr">1719 </span> 52/push-EDX -<span id="L1720" class="LineNr">1720 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1721" class="LineNr">1721 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1722" class="LineNr">1722 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1723" class="LineNr">1723 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1724" class="LineNr">1724 </span> <span class="subxComment"># component under test</span> -<span id="L1725" class="LineNr">1725 </span> <span class="subxS1Comment"># . compute-addresses(segments, labels)</span> -<span id="L1726" class="LineNr">1726 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1727" class="LineNr">1727 </span> 52/push-EDX -<span id="L1728" class="LineNr">1728 </span> 51/push-ECX -<span id="L1729" class="LineNr">1729 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1730" class="LineNr">1730 </span> e8/call <a href='survey.subx.html#L1420'>compute-addresses</a>/disp32 -<span id="L1731" class="LineNr">1731 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1732" class="LineNr">1732 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1733" class="LineNr">1733 </span> <span class="subxComment"># checks</span> -<span id="L1734" class="Folded">1734 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L1760" class="LineNr">1760 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'a' starts at address 0x00001094.", msg)</span> -<span id="L1761" class="LineNr">1761 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1762" class="LineNr">1762 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/0"</span>/imm32 -<span id="L1763" class="LineNr">1763 </span> 68/push <span class="Constant">"segment 'a' starts at address 0x00001094."</span>/imm32 -<span id="L1764" class="LineNr">1764 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1765" class="LineNr">1765 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1766" class="LineNr">1766 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1767" class="LineNr">1767 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1768" class="LineNr">1768 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'b' starts at address 0x00002099.", msg)</span> -<span id="L1769" class="LineNr">1769 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1770" class="LineNr">1770 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/1"</span>/imm32 -<span id="L1771" class="LineNr">1771 </span> 68/push <span class="Constant">"segment 'b' starts at address 0x00002099."</span>/imm32 -<span id="L1772" class="LineNr">1772 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1773" class="LineNr">1773 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1774" class="LineNr">1774 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1775" class="LineNr">1775 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1776" class="LineNr">1776 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'c' starts at address 0x0000509a.", msg)</span> -<span id="L1777" class="LineNr">1777 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1778" class="LineNr">1778 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/2"</span>/imm32 -<span id="L1779" class="LineNr">1779 </span> 68/push <span class="Constant">"segment 'c' starts at address 0x0000509a."</span>/imm32 -<span id="L1780" class="LineNr">1780 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1781" class="LineNr">1781 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1782" class="LineNr">1782 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1783" class="LineNr">1783 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1784" class="LineNr">1784 </span> <span class="subxS1Comment"># . check-trace-contains("label 'l1' is at address 0x00001097.", msg)</span> -<span id="L1785" class="LineNr">1785 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1786" class="LineNr">1786 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/3"</span>/imm32 -<span id="L1787" class="LineNr">1787 </span> 68/push <span class="Constant">"label 'l1' is at address 0x00001097."</span>/imm32 -<span id="L1788" class="LineNr">1788 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1789" class="LineNr">1789 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1790" class="LineNr">1790 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1791" class="LineNr">1791 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1792" class="LineNr">1792 </span> <span class="subxS1Comment"># . check-trace-contains("label 'l2' is at address 0x00002099.", msg)</span> -<span id="L1793" class="LineNr">1793 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1794" class="LineNr">1794 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/4"</span>/imm32 -<span id="L1795" class="LineNr">1795 </span> 68/push <span class="Constant">"label 'l2' is at address 0x00002099."</span>/imm32 -<span id="L1796" class="LineNr">1796 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1797" class="LineNr">1797 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1798" class="LineNr">1798 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1799" class="LineNr">1799 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1800" class="LineNr">1800 </span> <span class="subxS1Comment"># . check-ints-equal(labels->write, 0x20, msg)</span> -<span id="L1801" class="LineNr">1801 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1802" class="LineNr">1802 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1641'>test-compute-addresses</a>/maintains-labels-write-index"</span>/imm32 -<span id="L1803" class="LineNr">1803 </span> 68/push 0x20/imm32/2-entries -<span id="L1804" class="LineNr">1804 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L1805" class="LineNr">1805 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1806" class="LineNr">1806 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1807" class="LineNr">1807 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1808" class="LineNr">1808 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1809" class="LineNr">1809 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1810" class="LineNr">1810 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1811" class="LineNr">1811 </span> 5d/pop-to-EBP -<span id="L1812" class="LineNr">1812 </span> c3/return -<span id="L1813" class="LineNr">1813 </span> -<span id="L1814" class="LineNr">1814 </span><span class="subxTest">test-compute-addresses-large-segments</span>: -<span id="L1815" class="LineNr">1815 </span> <span class="subxComment"># input:</span> -<span id="L1816" class="LineNr">1816 </span> <span class="subxComment"># segments:</span> -<span id="L1817" class="LineNr">1817 </span> <span class="subxComment"># - 'a': {0x1000, 0, 0x5604}</span> -<span id="L1818" class="LineNr">1818 </span> <span class="subxComment"># - 'b': {0x2018, 0x5604, 1}</span> -<span id="L1819" class="LineNr">1819 </span> <span class="subxComment"># labels:</span> -<span id="L1820" class="LineNr">1820 </span> <span class="subxComment"># - 'l1': {'a', 3, 0}</span> -<span id="L1821" class="LineNr">1821 </span> <span class="subxComment">#</span> -<span id="L1822" class="LineNr">1822 </span> <span class="subxComment"># trace contains in any order (comments in parens):</span> -<span id="L1823" class="LineNr">1823 </span> <span class="subxComment"># segment 'a' starts at address 0x00001074. (0x34 + 0x20 for each segment)</span> -<span id="L1824" class="LineNr">1824 </span> <span class="subxComment"># segment 'b' starts at address 0x00002678. (0x018 discarded; last 3 nibbles from 0x1074 + 0x5604)</span> -<span id="L1825" class="LineNr">1825 </span> <span class="subxComment"># label 'l1' is at address 0x00001077. (0x1074 + segment-offset 3)</span> -<span id="L1826" class="LineNr">1826 </span> <span class="subxComment">#</span> -<span id="L1827" class="LineNr">1827 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1828" class="LineNr">1828 </span> 55/push-EBP -<span id="L1829" class="LineNr">1829 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1830" class="LineNr">1830 </span> <span class="subxComment"># setup</span> -<span id="L1831" class="LineNr">1831 </span> <span class="subxS1Comment"># . var segments/ECX = stream(10 * 16)</span> -<span id="L1832" class="LineNr">1832 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1833" class="LineNr">1833 </span> 68/push 0xa0/imm32/length -<span id="L1834" class="LineNr">1834 </span> 68/push 0/imm32/read -<span id="L1835" class="LineNr">1835 </span> 68/push 0/imm32/write -<span id="L1836" class="LineNr">1836 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L1837" class="LineNr">1837 </span> <span class="subxS1Comment"># . var labels/EDX = stream(512 * 16)</span> -<span id="L1838" class="LineNr">1838 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2000/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L1839" class="LineNr">1839 </span> 68/push 0x2000/imm32/length -<span id="L1840" class="LineNr">1840 </span> 68/push 0/imm32/read -<span id="L1841" class="LineNr">1841 </span> 68/push 0/imm32/write -<span id="L1842" class="LineNr">1842 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L1843" class="LineNr">1843 </span> <span class="subxS1Comment"># . stream-add4(segments, "a", 0x1000, 0, 0x5604)</span> -<span id="L1844" class="LineNr">1844 </span> 68/push 0x5604/imm32/segment-size -<span id="L1845" class="LineNr">1845 </span> 68/push 0/imm32/file-offset -<span id="L1846" class="LineNr">1846 </span> 68/push 0x1000/imm32/start-address -<span id="L1847" class="LineNr">1847 </span> 68/push <span class="Constant">"a"</span>/imm32/segment-name -<span id="L1848" class="LineNr">1848 </span> 51/push-ECX -<span id="L1849" class="LineNr">1849 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1850" class="LineNr">1850 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1851" class="LineNr">1851 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1852" class="LineNr">1852 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1853" class="LineNr">1853 </span> <span class="subxS1Comment"># . stream-add4(segments, "b", 0x2018, 0x5604, 1)</span> -<span id="L1854" class="LineNr">1854 </span> 68/push 1/imm32/segment-size -<span id="L1855" class="LineNr">1855 </span> 68/push 0x5604/imm32/file-offset -<span id="L1856" class="LineNr">1856 </span> 68/push 0x2018/imm32/start-address -<span id="L1857" class="LineNr">1857 </span> 68/push <span class="Constant">"b"</span>/imm32/segment-name -<span id="L1858" class="LineNr">1858 </span> 51/push-ECX -<span id="L1859" class="LineNr">1859 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1860" class="LineNr">1860 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1861" class="LineNr">1861 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1862" class="LineNr">1862 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1863" class="LineNr">1863 </span> <span class="subxS1Comment"># . stream-add4(labels, "l1", "a", 3, 0)</span> -<span id="L1864" class="LineNr">1864 </span> 68/push 0/imm32/label-address -<span id="L1865" class="LineNr">1865 </span> 68/push 3/imm32/segment-offset -<span id="L1866" class="LineNr">1866 </span> 68/push <span class="Constant">"a"</span>/imm32/segment-name -<span id="L1867" class="LineNr">1867 </span> 68/push <span class="Constant">"l1"</span>/imm32/label-name -<span id="L1868" class="LineNr">1868 </span> 52/push-EDX -<span id="L1869" class="LineNr">1869 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1870" class="LineNr">1870 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L1871" class="LineNr">1871 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1872" class="LineNr">1872 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1873" class="LineNr">1873 </span> <span class="subxComment"># component under test</span> -<span id="L1874" class="LineNr">1874 </span> <span class="subxS1Comment"># . compute-addresses(segments, labels)</span> -<span id="L1875" class="LineNr">1875 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1876" class="LineNr">1876 </span> 52/push-EDX -<span id="L1877" class="LineNr">1877 </span> 51/push-ECX -<span id="L1878" class="LineNr">1878 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1879" class="LineNr">1879 </span> e8/call <a href='survey.subx.html#L1420'>compute-addresses</a>/disp32 -<span id="L1880" class="LineNr">1880 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1881" class="LineNr">1881 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1882" class="LineNr">1882 </span> <span class="subxComment"># checks</span> -<span id="L1883" class="LineNr">1883 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'a' starts at address 0x00001074.", msg)</span> -<span id="L1884" class="LineNr">1884 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1885" class="LineNr">1885 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1814'>test-compute-addresses-large-segments</a>/0"</span>/imm32 -<span id="L1886" class="LineNr">1886 </span> 68/push <span class="Constant">"segment 'a' starts at address 0x00001074."</span>/imm32 -<span id="L1887" class="LineNr">1887 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1888" class="LineNr">1888 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1889" class="LineNr">1889 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1890" class="LineNr">1890 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1891" class="LineNr">1891 </span> <span class="subxS1Comment"># . check-trace-contains("segment 'b' starts at address 0x00002678.", msg)</span> -<span id="L1892" class="LineNr">1892 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1893" class="LineNr">1893 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1814'>test-compute-addresses-large-segments</a>/1"</span>/imm32 -<span id="L1894" class="LineNr">1894 </span> 68/push <span class="Constant">"segment 'b' starts at address 0x00002678."</span>/imm32 -<span id="L1895" class="LineNr">1895 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1896" class="LineNr">1896 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1897" class="LineNr">1897 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1898" class="LineNr">1898 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1899" class="LineNr">1899 </span> <span class="subxS1Comment"># . check-trace-contains("label 'l1' is at address 0x00001077.", msg)</span> -<span id="L1900" class="LineNr">1900 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1901" class="LineNr">1901 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L1814'>test-compute-addresses-large-segments</a>/3"</span>/imm32 -<span id="L1902" class="LineNr">1902 </span> 68/push <span class="Constant">"label 'l1' is at address 0x00001077."</span>/imm32 -<span id="L1903" class="LineNr">1903 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1904" class="LineNr">1904 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L1905" class="LineNr">1905 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1906" class="LineNr">1906 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1907" class="LineNr">1907 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1908" class="LineNr">1908 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1909" class="LineNr">1909 </span> 5d/pop-to-EBP -<span id="L1910" class="LineNr">1910 </span> c3/return -<span id="L1911" class="LineNr">1911 </span> -<span id="L1912" class="LineNr">1912 </span><span class="subxFunction">emit-output</span>: <span class="subxComment"># in : (address stream), out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L1913" class="LineNr">1913 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1914" class="LineNr">1914 </span> <span class="subxComment"># emit-headers(out, segments, labels)</span> -<span id="L1915" class="LineNr">1915 </span> <span class="subxComment"># emit-segments(in, out, segments, labels)</span> -<span id="L1916" class="LineNr">1916 </span> <span class="subxComment">#</span> -<span id="L1917" class="LineNr">1917 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1918" class="LineNr">1918 </span> 55/push-EBP -<span id="L1919" class="LineNr">1919 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1920" class="Folded">1920 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "emit-headers\n") -----------------------------------------------------------------------------------------------------</span> -<span id="L1929" class="LineNr">1929 </span> <span class="subxComment"># emit-headers(out, segments, labels)</span> -<span id="L1930" class="LineNr">1930 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1931" class="LineNr">1931 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L1932" class="LineNr">1932 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L1933" class="LineNr">1933 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1934" class="LineNr">1934 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1935" class="LineNr">1935 </span> e8/call <a href='survey.subx.html#L3219'>emit-headers</a>/disp32 -<span id="L1936" class="LineNr">1936 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1937" class="LineNr">1937 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1938" class="Folded">1938 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "emit-segments\n") ----------------------------------------------------------------------------------------------------</span> -<span id="L1947" class="LineNr">1947 </span> <span class="subxComment"># emit-segments(in, out, segments, labels)</span> -<span id="L1948" class="LineNr">1948 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1949" class="LineNr">1949 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L1950" class="LineNr">1950 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L1951" class="LineNr">1951 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L1952" class="LineNr">1952 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L1953" class="LineNr">1953 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1954" class="LineNr">1954 </span> e8/call <a href='survey.subx.html#L1963'>emit-segments</a>/disp32 -<span id="L1955" class="LineNr">1955 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1956" class="LineNr">1956 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1957" class="LineNr">1957 </span><span class="Constant">$emit-output:end</span>: -<span id="L1958" class="LineNr">1958 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1959" class="LineNr">1959 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1960" class="LineNr">1960 </span> 5d/pop-to-EBP -<span id="L1961" class="LineNr">1961 </span> c3/return -<span id="L1962" class="LineNr">1962 </span> -<span id="L1963" class="LineNr">1963 </span><span class="subxFunction">emit-segments</span>: <span class="subxComment"># in : (address stream), out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L1964" class="LineNr">1964 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1965" class="LineNr">1965 </span> <span class="subxComment"># var offset-of-next-instruction = 0</span> -<span id="L1966" class="LineNr">1966 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L1967" class="LineNr">1967 </span> <span class="subxComment"># line-loop:</span> -<span id="L1968" class="LineNr">1968 </span> <span class="subxComment"># while true</span> -<span id="L1969" class="LineNr">1969 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L1970" class="LineNr">1970 </span> <span class="subxComment"># read-line(in, line)</span> -<span id="L1971" class="LineNr">1971 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L1972" class="LineNr">1972 </span> <span class="subxComment"># offset-of-next-instruction += num-bytes(line)</span> -<span id="L1973" class="LineNr">1973 </span> <span class="subxComment"># while true</span> -<span id="L1974" class="LineNr">1974 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L1975" class="LineNr">1975 </span> <span class="subxComment"># if slice-empty?(word-slice) # end of line</span> -<span id="L1976" class="LineNr">1976 </span> <span class="subxComment"># break</span> -<span id="L1977" class="LineNr">1977 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L1978" class="LineNr">1978 </span> <span class="subxComment"># break</span> -<span id="L1979" class="LineNr">1979 </span> <span class="subxComment"># if is-label?(word-slice) # no need for label declarations anymore</span> -<span id="L1980" class="LineNr">1980 </span> <span class="subxComment"># goto line-loop # don't insert empty lines</span> -<span id="L1981" class="LineNr">1981 </span> <span class="subxComment"># if slice-equal?(word-slice, "==") # no need for segment header lines</span> -<span id="L1982" class="LineNr">1982 </span> <span class="subxComment"># goto line-loop # don't insert empty lines</span> -<span id="L1983" class="LineNr">1983 </span> <span class="subxComment"># if length(word-slice) == 2</span> -<span id="L1984" class="LineNr">1984 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L1985" class="LineNr">1985 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L1986" class="LineNr">1986 </span> <span class="subxComment"># continue</span> -<span id="L1987" class="LineNr">1987 </span> <span class="subxComment"># datum = next-token-from-slice(word-slice->start, word-slice->end, "/")</span> -<span id="L1988" class="LineNr">1988 </span> <span class="subxComment"># info = get-slice(labels, datum)</span> -<span id="L1989" class="LineNr">1989 </span> <span class="subxComment"># if !string-equal?(info->segment-name, "code")</span> -<span id="L1990" class="LineNr">1990 </span> <span class="subxComment"># if has-metadata?(word-slice, "disp8")</span> -<span id="L1991" class="LineNr">1991 </span> <span class="subxComment"># abort</span> -<span id="L1992" class="LineNr">1992 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm8")</span> -<span id="L1993" class="LineNr">1993 </span> <span class="subxComment"># abort</span> -<span id="L1994" class="LineNr">1994 </span> <span class="subxComment"># emit(out, info->address, 4) # global variables always translate to absolute addresses</span> -<span id="L1995" class="LineNr">1995 </span> <span class="subxComment"># # code segment cases</span> -<span id="L1996" class="LineNr">1996 </span> <span class="subxComment"># else if has-metadata?(word-slice, "imm8")</span> -<span id="L1997" class="LineNr">1997 </span> <span class="subxComment"># abort # label should never go to imm8</span> -<span id="L1998" class="LineNr">1998 </span> <span class="subxComment"># else if has-metadata?(word-slice, "imm32")</span> -<span id="L1999" class="LineNr">1999 </span> <span class="subxComment"># emit(out, info->address, 4)</span> -<span id="L2000" class="LineNr">2000 </span> <span class="subxComment"># else if has-metadata?(word-slice, "disp8")</span> -<span id="L2001" class="LineNr">2001 </span> <span class="subxComment"># value = info->offset - offset-of-next-instruction</span> -<span id="L2002" class="LineNr">2002 </span> <span class="subxComment"># emit(out, value, 1)</span> -<span id="L2003" class="LineNr">2003 </span> <span class="subxComment"># else if has-metadata?(word-slice, "disp32")</span> -<span id="L2004" class="LineNr">2004 </span> <span class="subxComment"># value = info->offset - offset-of-next-instruction</span> -<span id="L2005" class="LineNr">2005 </span> <span class="subxComment"># emit(out, value, 4)</span> -<span id="L2006" class="LineNr">2006 </span> <span class="subxComment"># else</span> -<span id="L2007" class="LineNr">2007 </span> <span class="subxComment"># abort</span> -<span id="L2008" class="LineNr">2008 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L2009" class="LineNr">2009 </span> <span class="subxComment">#</span> -<span id="L2010" class="LineNr">2010 </span> <span class="subxComment"># registers:</span> -<span id="L2011" class="LineNr">2011 </span> <span class="subxComment"># line: ECX</span> -<span id="L2012" class="LineNr">2012 </span> <span class="subxComment"># word-slice: EDX</span> -<span id="L2013" class="LineNr">2013 </span> <span class="subxComment"># offset-of-next-instruction: EBX</span> -<span id="L2014" class="LineNr">2014 </span> <span class="subxComment"># datum: EDI</span> -<span id="L2015" class="LineNr">2015 </span> <span class="subxComment"># info: ESI (inner loop only)</span> -<span id="L2016" class="LineNr">2016 </span> <span class="subxComment"># temporaries: EAX, ESI (outer loop)</span> -<span id="L2017" class="LineNr">2017 </span> <span class="subxComment">#</span> -<span id="L2018" class="LineNr">2018 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2019" class="LineNr">2019 </span> 55/push-EBP -<span id="L2020" class="LineNr">2020 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2021" class="LineNr">2021 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L2022" class="LineNr">2022 </span> 50/push-EAX -<span id="L2023" class="LineNr">2023 </span> 51/push-ECX -<span id="L2024" class="LineNr">2024 </span> 52/push-EDX -<span id="L2025" class="LineNr">2025 </span> 53/push-EBX -<span id="L2026" class="LineNr">2026 </span> 56/push-ESI -<span id="L2027" class="LineNr">2027 </span> 57/push-EDI -<span id="L2028" class="LineNr">2028 </span> <span class="subxComment"># var line/ECX : (address stream byte) = stream(512)</span> -<span id="L2029" class="LineNr">2029 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x200/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L2030" class="LineNr">2030 </span> 68/push 0x200/imm32/length -<span id="L2031" class="LineNr">2031 </span> 68/push 0/imm32/read -<span id="L2032" class="LineNr">2032 </span> 68/push 0/imm32/write -<span id="L2033" class="LineNr">2033 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2034" class="LineNr">2034 </span> <span class="subxComment"># var word-slice/EDX = {0, 0}</span> -<span id="L2035" class="LineNr">2035 </span> 68/push 0/imm32/end -<span id="L2036" class="LineNr">2036 </span> 68/push 0/imm32/start -<span id="L2037" class="LineNr">2037 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L2038" class="LineNr">2038 </span> <span class="subxComment"># var datum/EDI = {0, 0}</span> -<span id="L2039" class="LineNr">2039 </span> 68/push 0/imm32/end -<span id="L2040" class="LineNr">2040 </span> 68/push 0/imm32/start -<span id="L2041" class="LineNr">2041 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDI</span> -<span id="L2042" class="LineNr">2042 </span> <span class="subxComment"># offset-of-next-instruction/EBX = 0</span> -<span id="L2043" class="LineNr">2043 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L2044" class="LineNr">2044 </span><span class="Constant">$emit-segments:line-loop</span>: -<span id="L2045" class="LineNr">2045 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L2046" class="LineNr">2046 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2047" class="LineNr">2047 </span> 51/push-ECX -<span id="L2048" class="LineNr">2048 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2049" class="LineNr">2049 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2050" class="LineNr">2050 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2051" class="LineNr">2051 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2052" class="LineNr">2052 </span> <span class="subxComment"># read-line(in, line)</span> -<span id="L2053" class="LineNr">2053 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2054" class="LineNr">2054 </span> 51/push-ECX -<span id="L2055" class="LineNr">2055 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L2056" class="LineNr">2056 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2057" class="LineNr">2057 </span> e8/call <a href='../071read-line.subx.html#L223'>read-line</a>/disp32 -<span id="L2058" class="LineNr">2058 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2059" class="LineNr">2059 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2060" class="Folded">2060 </span><span class="Folded">+-- 33 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2093" class="LineNr">2093 </span><span class="Constant">$emit-segments:check-for-end-of-input</span>: -<span id="L2094" class="LineNr">2094 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L2095" class="LineNr">2095 </span> 81 7/subop/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *ECX</span> -<span id="L2096" class="LineNr">2096 </span> 0f 84/jump-if-equal $emit-segments:end/disp32 -<span id="L2097" class="LineNr">2097 </span> <span class="subxComment"># offset-of-next-instruction += num-bytes(line)</span> -<span id="L2098" class="LineNr">2098 </span> <span class="subxS1Comment"># . EAX = num-bytes(line)</span> -<span id="L2099" class="LineNr">2099 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2100" class="LineNr">2100 </span> 51/push-ECX -<span id="L2101" class="LineNr">2101 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2102" class="LineNr">2102 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L2103" class="LineNr">2103 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2104" class="LineNr">2104 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2105" class="LineNr">2105 </span> <span class="subxS1Comment"># . EBX += EAX</span> -<span id="L2106" class="LineNr">2106 </span> 01/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to EBX</span> -<span id="L2107" class="LineNr">2107 </span><span class="Constant">$emit-segments:word-loop</span>: -<span id="L2108" class="LineNr">2108 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L2109" class="LineNr">2109 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2110" class="LineNr">2110 </span> 52/push-EDX -<span id="L2111" class="LineNr">2111 </span> 51/push-ECX -<span id="L2112" class="LineNr">2112 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2113" class="LineNr">2113 </span> e8/call next-word/disp32 -<span id="L2114" class="LineNr">2114 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2115" class="LineNr">2115 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2116" class="Folded">2116 </span><span class="Folded">+-- 33 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L2149" class="LineNr">2149 </span><span class="Constant">$emit-segments:check-for-end-of-line</span>: -<span id="L2150" class="LineNr">2150 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L2151" class="LineNr">2151 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L2152" class="LineNr">2152 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2153" class="LineNr">2153 </span> 52/push-EDX -<span id="L2154" class="LineNr">2154 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2155" class="LineNr">2155 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L2156" class="LineNr">2156 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2157" class="LineNr">2157 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2158" class="LineNr">2158 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L2159" class="LineNr">2159 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2160" class="LineNr">2160 </span> 0f 85/jump-if-not-equal $emit-segments:next-line/disp32 -<span id="L2161" class="LineNr">2161 </span><span class="Constant">$emit-segments:check-for-comment</span>: -<span id="L2162" class="LineNr">2162 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L2163" class="LineNr">2163 </span> <span class="subxS1Comment"># . start/ESI = word-slice->start</span> -<span id="L2164" class="LineNr">2164 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to ESI</span> -<span id="L2165" class="LineNr">2165 </span> <span class="subxS1Comment"># . c/EAX = *start</span> -<span id="L2166" class="LineNr">2166 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L2167" class="LineNr">2167 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to AL</span> -<span id="L2168" class="LineNr">2168 </span> <span class="subxS1Comment"># . if (EAX == '#') break</span> -<span id="L2169" class="LineNr">2169 </span> 3d/compare-EAX-and 0x23/imm32/hash -<span id="L2170" class="LineNr">2170 </span> 0f 84/jump-if-equal $emit-segments:next-line/disp32 -<span id="L2171" class="LineNr">2171 </span><span class="Constant">$emit-segments:check-for-label</span>: -<span id="L2172" class="LineNr">2172 </span> <span class="subxComment"># if is-label?(word-slice) break</span> -<span id="L2173" class="LineNr">2173 </span> <span class="subxS1Comment"># . EAX = is-label?(word-slice)</span> -<span id="L2174" class="LineNr">2174 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2175" class="LineNr">2175 </span> 52/push-EDX -<span id="L2176" class="LineNr">2176 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2177" class="LineNr">2177 </span> e8/call is-label?/disp32 -<span id="L2178" class="LineNr">2178 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2179" class="LineNr">2179 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2180" class="LineNr">2180 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L2181" class="LineNr">2181 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2182" class="LineNr">2182 </span> 0f 85/jump-if-not-equal $emit-segments:line-loop/disp32 -<span id="L2183" class="LineNr">2183 </span><span class="Constant">$emit-segments:check-for-segment-header</span>: -<span id="L2184" class="LineNr">2184 </span> <span class="subxComment"># if (slice-equal?(word-slice, "==")) break</span> -<span id="L2185" class="LineNr">2185 </span> <span class="subxS1Comment"># . EAX = slice-equal?(word-slice, "==")</span> -<span id="L2186" class="LineNr">2186 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2187" class="LineNr">2187 </span> 68/push <span class="Constant">"=="</span>/imm32 -<span id="L2188" class="LineNr">2188 </span> 52/push-EDX -<span id="L2189" class="LineNr">2189 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2190" class="LineNr">2190 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L2191" class="LineNr">2191 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2192" class="LineNr">2192 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2193" class="LineNr">2193 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L2194" class="LineNr">2194 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2195" class="LineNr">2195 </span> 0f 85/jump-if-not-equal $emit-segments:line-loop/disp32 -<span id="L2196" class="LineNr">2196 </span><span class="Constant">$emit-segments:2-character</span>: -<span id="L2197" class="LineNr">2197 </span> <span class="subxComment"># if (length(word-slice) != 2) goto next check</span> -<span id="L2198" class="LineNr">2198 </span> <span class="subxS1Comment"># . EAX = length(word-slice)</span> -<span id="L2199" class="LineNr">2199 </span> 8b/copy 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EDX+4) to EAX</span> -<span id="L2200" class="LineNr">2200 </span> 2b/subtract 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract *EDX from EAX</span> -<span id="L2201" class="LineNr">2201 </span> <span class="subxS1Comment"># . if (EAX != 2) goto next check</span> -<span id="L2202" class="LineNr">2202 </span> 3d/compare-EAX-and 2/imm32 -<span id="L2203" class="LineNr">2203 </span> 75/jump-if-not-equal $emit-segments:check-metadata/disp8 -<span id="L2204" class="LineNr">2204 </span> <span class="subxComment"># write-slice-buffered(out, word-slice)</span> -<span id="L2205" class="LineNr">2205 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2206" class="LineNr">2206 </span> 52/push-EDX -<span id="L2207" class="LineNr">2207 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2208" class="LineNr">2208 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2209" class="LineNr">2209 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L2210" class="LineNr">2210 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2211" class="LineNr">2211 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2212" class="LineNr">2212 </span> <span class="subxComment"># write-buffered(out, " ")</span> -<span id="L2213" class="LineNr">2213 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2214" class="LineNr">2214 </span> 68/push <span class="Constant">" "</span>/imm32 -<span id="L2215" class="LineNr">2215 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2216" class="LineNr">2216 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2217" class="LineNr">2217 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L2218" class="LineNr">2218 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2219" class="LineNr">2219 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2220" class="LineNr">2220 </span> <span class="subxComment"># continue</span> -<span id="L2221" class="LineNr">2221 </span> e9/jump $emit-segments:word-loop/disp32 -<span id="L2222" class="LineNr">2222 </span><span class="Constant">$emit-segments:check-metadata</span>: -<span id="L2223" class="LineNr">2223 </span> <span class="subxH1Comment"># - if we get here, 'word-slice' must be a label to be looked up</span> -<span id="L2224" class="LineNr">2224 </span> <span class="subxComment"># datum/EDI = next-token-from-slice(word-slice->start, word-slice->end, "/")</span> -<span id="L2225" class="LineNr">2225 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2226" class="LineNr">2226 </span> 57/push-EDI -<span id="L2227" class="LineNr">2227 </span> 68/push 0x2f/imm32/slash -<span id="L2228" class="LineNr">2228 </span> ff 6/subop/push 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EDX+4)</span> -<span id="L2229" class="LineNr">2229 </span> ff 6/subop/push 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *EDX</span> -<span id="L2230" class="LineNr">2230 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2231" class="LineNr">2231 </span> e8/call <a href='../073next-token.subx.html#L163'>next-token-from-slice</a>/disp32 -<span id="L2232" class="LineNr">2232 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2233" class="LineNr">2233 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2234" class="Folded">2234 </span><span class="Folded">+-- 33 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L2267" class="LineNr">2267 </span> <span class="subxComment"># info/ESI = get-slice(labels, datum, row-size=16)</span> -<span id="L2268" class="LineNr">2268 </span> <span class="subxS1Comment"># . EAX = get-slice(labels, datum, row-size=16)</span> -<span id="L2269" class="LineNr">2269 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2270" class="LineNr">2270 </span> 68/push 0x10/imm32/row-size -<span id="L2271" class="LineNr">2271 </span> 57/push-EDI -<span id="L2272" class="LineNr">2272 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L2273" class="LineNr">2273 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2274" class="LineNr">2274 </span> e8/call get-slice/disp32 -<span id="L2275" class="LineNr">2275 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2276" class="LineNr">2276 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2277" class="LineNr">2277 </span> <span class="subxS1Comment"># . ESI = EAX</span> -<span id="L2278" class="LineNr">2278 </span> 89/copy 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ESI</span> -<span id="L2279" class="LineNr">2279 </span><span class="Constant">$emit-segments:check-global-variable</span>: -<span id="L2280" class="Folded">2280 </span><span class="Folded">+-- 26 lines: #? # dump info->segment-name ---------------------------------------------------------------------------------------------------------------</span> -<span id="L2306" class="LineNr">2306 </span> <span class="subxComment"># if string-equal?(info->segment-name, "code") goto code label checks</span> -<span id="L2307" class="LineNr">2307 </span> <span class="subxS1Comment"># . EAX = string-equal?(info->segment-name, "code")</span> -<span id="L2308" class="LineNr">2308 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2309" class="LineNr">2309 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L2310" class="LineNr">2310 </span> ff 6/subop/push 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># push *ESI</span> -<span id="L2311" class="LineNr">2311 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2312" class="LineNr">2312 </span> e8/call <a href='../054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L2313" class="LineNr">2313 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2314" class="LineNr">2314 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2315" class="LineNr">2315 </span> <span class="subxS1Comment"># . if (EAX != 0) goto code label checks</span> -<span id="L2316" class="LineNr">2316 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2317" class="LineNr">2317 </span> 0f 85/jump-if-not-equal $emit-segments:check-code-label-for-imm8/disp32 -<span id="L2318" class="LineNr">2318 </span><span class="Constant">$emit-segments:check-global-variable-for-disp8</span>: -<span id="L2319" class="LineNr">2319 </span> <span class="subxComment"># if has-metadata?(word-slice, "disp8") abort</span> -<span id="L2320" class="LineNr">2320 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word-slice, "disp8")</span> -<span id="L2321" class="LineNr">2321 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2322" class="LineNr">2322 </span> 68/push <span class="Constant">"disp8"</span>/imm32 -<span id="L2323" class="LineNr">2323 </span> 52/push-EDX -<span id="L2324" class="LineNr">2324 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2325" class="LineNr">2325 </span> e8/call has-metadata?/disp32 -<span id="L2326" class="LineNr">2326 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2327" class="LineNr">2327 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2328" class="LineNr">2328 </span> <span class="subxS1Comment"># . if (EAX != 0) abort</span> -<span id="L2329" class="LineNr">2329 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2330" class="LineNr">2330 </span> 0f 85/jump-if-not-equal $emit-segments:global-variable-abort/disp32 -<span id="L2331" class="LineNr">2331 </span><span class="Constant">$emit-segments:check-global-variable-for-imm8</span>: -<span id="L2332" class="LineNr">2332 </span> <span class="subxComment"># if has-metadata?(word-slice, "imm8") abort</span> -<span id="L2333" class="LineNr">2333 </span> <span class="subxS1Comment"># . EAX = has-metadata?(word-slice, "imm8")</span> -<span id="L2334" class="LineNr">2334 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2335" class="LineNr">2335 </span> 68/push <span class="Constant">"imm8"</span>/imm32 -<span id="L2336" class="LineNr">2336 </span> 52/push-EDX -<span id="L2337" class="LineNr">2337 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2338" class="LineNr">2338 </span> e8/call has-metadata?/disp32 -<span id="L2339" class="LineNr">2339 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2340" class="LineNr">2340 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2341" class="LineNr">2341 </span> <span class="subxS1Comment"># . if (EAX != 0) abort</span> -<span id="L2342" class="LineNr">2342 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2343" class="LineNr">2343 </span> 0f 85/jump-if-not-equal $emit-segments:global-variable-abort/disp32 -<span id="L2344" class="LineNr">2344 </span><span class="Constant">$emit-segments:emit-global-variable</span>: -<span id="L2345" class="LineNr">2345 </span> <span class="subxComment"># emit-hex(out, info->address, 4)</span> -<span id="L2346" class="LineNr">2346 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2347" class="LineNr">2347 </span> 68/push 4/imm32 -<span id="L2348" class="LineNr">2348 </span> ff 6/subop/push 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ESI+8)</span> -<span id="L2349" class="LineNr">2349 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2350" class="LineNr">2350 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2351" class="LineNr">2351 </span> e8/call emit-hex/disp32 -<span id="L2352" class="LineNr">2352 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2353" class="LineNr">2353 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2354" class="LineNr">2354 </span> <span class="subxComment"># continue</span> -<span id="L2355" class="LineNr">2355 </span> e9/jump $emit-segments:word-loop/disp32 -<span id="L2356" class="LineNr">2356 </span><span class="Constant">$emit-segments:check-code-label-for-imm8</span>: -<span id="L2357" class="LineNr">2357 </span> <span class="subxComment"># if (has-metadata?(word-slice, "imm8")) abort</span> -<span id="L2358" class="LineNr">2358 </span> <span class="subxS1Comment"># . EAX = has-metadata?(EDX, "imm8")</span> -<span id="L2359" class="LineNr">2359 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2360" class="LineNr">2360 </span> 68/push <span class="Constant">"imm8"</span>/imm32 -<span id="L2361" class="LineNr">2361 </span> 52/push-EDX -<span id="L2362" class="LineNr">2362 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2363" class="LineNr">2363 </span> e8/call has-metadata?/disp32 -<span id="L2364" class="LineNr">2364 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2365" class="LineNr">2365 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2366" class="LineNr">2366 </span> <span class="subxS1Comment"># . if (EAX != 0) abort</span> -<span id="L2367" class="LineNr">2367 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2368" class="LineNr">2368 </span> 0f 85/jump-if-not-equal $emit-segments:imm8-abort/disp32 -<span id="L2369" class="LineNr">2369 </span><span class="Constant">$emit-segments:check-code-label-for-imm32</span>: -<span id="L2370" class="LineNr">2370 </span> <span class="subxComment"># if (!has-metadata?(word-slice, "imm32")) goto next check</span> -<span id="L2371" class="LineNr">2371 </span> <span class="subxS1Comment"># . EAX = has-metadata?(EDX, "imm32")</span> -<span id="L2372" class="LineNr">2372 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2373" class="LineNr">2373 </span> 68/push <span class="Constant">"imm32"</span>/imm32 -<span id="L2374" class="LineNr">2374 </span> 52/push-EDX -<span id="L2375" class="LineNr">2375 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2376" class="LineNr">2376 </span> e8/call has-metadata?/disp32 -<span id="L2377" class="LineNr">2377 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2378" class="LineNr">2378 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2379" class="LineNr">2379 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2380" class="LineNr">2380 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2381" class="LineNr">2381 </span> 74/jump-if-equal $emit-segments:check-code-label-for-disp8/disp8 -<span id="L2382" class="Folded">2382 </span><span class="Folded">+-- 33 lines: #? # dump info->address --------------------------------------------------------------------------------------------------------------------</span> -<span id="L2415" class="LineNr">2415 </span><span class="Constant">$emit-segments:emit-code-label-imm32</span>: -<span id="L2416" class="LineNr">2416 </span> <span class="subxComment"># emit-hex(out, info->address, 4)</span> -<span id="L2417" class="LineNr">2417 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2418" class="LineNr">2418 </span> 68/push 4/imm32 -<span id="L2419" class="LineNr">2419 </span> ff 6/subop/push 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ESI+8)</span> -<span id="L2420" class="LineNr">2420 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2421" class="LineNr">2421 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2422" class="LineNr">2422 </span> e8/call emit-hex/disp32 -<span id="L2423" class="LineNr">2423 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2424" class="LineNr">2424 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2425" class="LineNr">2425 </span> <span class="subxComment"># continue</span> -<span id="L2426" class="LineNr">2426 </span> e9/jump $emit-segments:word-loop/disp32 -<span id="L2427" class="LineNr">2427 </span><span class="Constant">$emit-segments:check-code-label-for-disp8</span>: -<span id="L2428" class="LineNr">2428 </span> <span class="subxComment"># if (!has-metadata?(word-slice, "disp8")) goto next check</span> -<span id="L2429" class="LineNr">2429 </span> <span class="subxS1Comment"># . EAX = has-metadata?(EDX, "disp8")</span> -<span id="L2430" class="LineNr">2430 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2431" class="LineNr">2431 </span> 68/push <span class="Constant">"disp8"</span>/imm32 -<span id="L2432" class="LineNr">2432 </span> 52/push-EDX -<span id="L2433" class="LineNr">2433 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2434" class="LineNr">2434 </span> e8/call has-metadata?/disp32 -<span id="L2435" class="LineNr">2435 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2436" class="LineNr">2436 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2437" class="LineNr">2437 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L2438" class="LineNr">2438 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2439" class="LineNr">2439 </span> 74/jump-if-equal $emit-segments:check-code-label-for-disp32/disp8 -<span id="L2440" class="LineNr">2440 </span><span class="Constant">$emit-segments:emit-code-label-disp8</span>: -<span id="L2441" class="LineNr">2441 </span> <span class="subxComment"># emit-hex(out, info->offset - offset-of-next-instruction, 1)</span> -<span id="L2442" class="LineNr">2442 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2443" class="LineNr">2443 </span> 68/push 1/imm32 -<span id="L2444" class="LineNr">2444 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L2445" class="LineNr">2445 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EBX from EAX</span> -<span id="L2446" class="LineNr">2446 </span> 50/push-EAX -<span id="L2447" class="LineNr">2447 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2448" class="LineNr">2448 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2449" class="LineNr">2449 </span> e8/call emit-hex/disp32 -<span id="L2450" class="LineNr">2450 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2451" class="LineNr">2451 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2452" class="LineNr">2452 </span> <span class="subxComment"># continue</span> -<span id="L2453" class="LineNr">2453 </span> e9/jump $emit-segments:word-loop/disp32 -<span id="L2454" class="LineNr">2454 </span><span class="Constant">$emit-segments:check-code-label-for-disp32</span>: -<span id="L2455" class="LineNr">2455 </span> <span class="subxComment"># if (!has-metadata?(word-slice, "disp32")) abort</span> -<span id="L2456" class="LineNr">2456 </span> <span class="subxS1Comment"># . EAX = has-metadata?(EDX, "disp32")</span> -<span id="L2457" class="LineNr">2457 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2458" class="LineNr">2458 </span> 68/push <span class="Constant">"disp32"</span>/imm32 -<span id="L2459" class="LineNr">2459 </span> 52/push-EDX -<span id="L2460" class="LineNr">2460 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2461" class="LineNr">2461 </span> e8/call has-metadata?/disp32 -<span id="L2462" class="LineNr">2462 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2463" class="LineNr">2463 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2464" class="LineNr">2464 </span> <span class="subxS1Comment"># . if (EAX == 0) abort</span> -<span id="L2465" class="LineNr">2465 </span> 3d/compare-EAX-and 0/imm32 -<span id="L2466" class="LineNr">2466 </span> 0f 84/jump-if-equal $emit-segments:abort/disp32 -<span id="L2467" class="LineNr">2467 </span><span class="Constant">$emit-segments:emit-code-label-disp32</span>: -<span id="L2468" class="LineNr">2468 </span> <span class="subxComment"># emit-hex(out, info->offset - offset-of-next-instruction, 4)</span> -<span id="L2469" class="LineNr">2469 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2470" class="LineNr">2470 </span> 68/push 4/imm32 -<span id="L2471" class="LineNr">2471 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L2472" class="LineNr">2472 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract EBX from EAX</span> -<span id="L2473" class="LineNr">2473 </span> 50/push-EAX -<span id="L2474" class="LineNr">2474 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2475" class="LineNr">2475 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2476" class="LineNr">2476 </span> e8/call emit-hex/disp32 -<span id="L2477" class="LineNr">2477 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2478" class="LineNr">2478 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2479" class="LineNr">2479 </span> <span class="subxComment"># continue</span> -<span id="L2480" class="LineNr">2480 </span> e9/jump $emit-segments:word-loop/disp32 -<span id="L2481" class="LineNr">2481 </span><span class="Constant">$emit-segments:next-line</span>: -<span id="L2482" class="LineNr">2482 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L2483" class="LineNr">2483 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2484" class="LineNr">2484 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L2485" class="LineNr">2485 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L2486" class="LineNr">2486 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2487" class="LineNr">2487 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L2488" class="LineNr">2488 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2489" class="LineNr">2489 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2490" class="LineNr">2490 </span> <span class="subxComment"># loop</span> -<span id="L2491" class="LineNr">2491 </span> e9/jump $emit-segments:line-loop/disp32 -<span id="L2492" class="LineNr">2492 </span><span class="Constant">$emit-segments:end</span>: -<span id="L2493" class="LineNr">2493 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L2494" class="LineNr">2494 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x21c/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2495" class="LineNr">2495 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L2496" class="LineNr">2496 </span> 5f/pop-to-EDI -<span id="L2497" class="LineNr">2497 </span> 5e/pop-to-ESI -<span id="L2498" class="LineNr">2498 </span> 5b/pop-to-EBX -<span id="L2499" class="LineNr">2499 </span> 5a/pop-to-EDX -<span id="L2500" class="LineNr">2500 </span> 59/pop-to-ECX -<span id="L2501" class="LineNr">2501 </span> 58/pop-to-EAX -<span id="L2502" class="LineNr">2502 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2503" class="LineNr">2503 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2504" class="LineNr">2504 </span> 5d/pop-to-EBP -<span id="L2505" class="LineNr">2505 </span> c3/return -<span id="L2506" class="LineNr">2506 </span> -<span id="L2507" class="LineNr">2507 </span><span class="Constant">$emit-segments:global-variable-abort</span>: -<span id="L2508" class="LineNr">2508 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L2509" class="LineNr">2509 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2510" class="LineNr">2510 </span> 68/push <span class="Constant">"emit-segments: must refer to global variables with /disp32 or /imm32"</span>/imm32 -<span id="L2511" class="LineNr">2511 </span> 68/push 2/imm32/stderr -<span id="L2512" class="LineNr">2512 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2513" class="LineNr">2513 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L2514" class="LineNr">2514 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2515" class="LineNr">2515 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2516" class="LineNr">2516 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L2517" class="LineNr">2517 </span> bb/copy-to-EBX 1/imm32 -<span id="L2518" class="LineNr">2518 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L2519" class="LineNr">2519 </span> cd/syscall 0x80/imm8 -<span id="L2520" class="LineNr">2520 </span> <span class="subxComment"># never gets here</span> -<span id="L2521" class="LineNr">2521 </span> -<span id="L2522" class="LineNr">2522 </span><span class="Constant">$emit-segments:imm8-abort</span>: -<span id="L2523" class="LineNr">2523 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L2524" class="LineNr">2524 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2525" class="LineNr">2525 </span> 68/push <span class="Constant">"emit-segments: cannot refer to code labels with /imm8"</span>/imm32 -<span id="L2526" class="LineNr">2526 </span> 68/push 2/imm32/stderr -<span id="L2527" class="LineNr">2527 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2528" class="LineNr">2528 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L2529" class="LineNr">2529 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2530" class="LineNr">2530 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2531" class="LineNr">2531 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L2532" class="LineNr">2532 </span> bb/copy-to-EBX 1/imm32 -<span id="L2533" class="LineNr">2533 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L2534" class="LineNr">2534 </span> cd/syscall 0x80/imm8 -<span id="L2535" class="LineNr">2535 </span> <span class="subxComment"># never gets here</span> -<span id="L2536" class="LineNr">2536 </span> -<span id="L2537" class="LineNr">2537 </span><span class="Constant">$emit-segments:abort</span>: -<span id="L2538" class="LineNr">2538 </span> <span class="subxComment"># print(stderr, "missing metadata in " word-slice)</span> -<span id="L2539" class="LineNr">2539 </span> <span class="subxS1Comment"># . _write(2/stderr, "missing metadata in word ")</span> -<span id="L2540" class="LineNr">2540 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2541" class="LineNr">2541 </span> 68/push <span class="Constant">"emit-segments: missing metadata in "</span>/imm32 -<span id="L2542" class="LineNr">2542 </span> 68/push 2/imm32/stderr -<span id="L2543" class="LineNr">2543 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2544" class="LineNr">2544 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L2545" class="LineNr">2545 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2546" class="LineNr">2546 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2547" class="LineNr">2547 </span> <span class="subxS1Comment"># . write-slice-buffered(Stderr, word-slice)</span> -<span id="L2548" class="LineNr">2548 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2549" class="LineNr">2549 </span> 52/push-EDX -<span id="L2550" class="LineNr">2550 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L2551" class="LineNr">2551 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2552" class="LineNr">2552 </span> e8/call <a href='../072slice.subx.html#L878'>write-slice-buffered</a>/disp32 -<span id="L2553" class="LineNr">2553 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2554" class="LineNr">2554 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2555" class="LineNr">2555 </span> <span class="subxS1Comment"># . flush(Stderr)</span> -<span id="L2556" class="LineNr">2556 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2557" class="LineNr">2557 </span> 68/push <span class="SpecialChar"><a href='../065write-buffered.subx.html#L213'>Stderr</a></span>/imm32 -<span id="L2558" class="LineNr">2558 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2559" class="LineNr">2559 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2560" class="LineNr">2560 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2561" class="LineNr">2561 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2562" class="LineNr">2562 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L2563" class="LineNr">2563 </span> bb/copy-to-EBX 1/imm32 -<span id="L2564" class="LineNr">2564 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L2565" class="LineNr">2565 </span> cd/syscall 0x80/imm8 -<span id="L2566" class="LineNr">2566 </span> <span class="subxComment"># never gets here</span> -<span id="L2567" class="LineNr">2567 </span> -<span id="L2568" class="LineNr">2568 </span><span class="subxTest">test-emit-segments-global-variable</span>: -<span id="L2569" class="LineNr">2569 </span> <span class="subxComment"># global variables always convert to absolute addresses, regardless of metadata</span> -<span id="L2570" class="LineNr">2570 </span> <span class="subxComment">#</span> -<span id="L2571" class="LineNr">2571 </span> <span class="subxComment"># input:</span> -<span id="L2572" class="LineNr">2572 </span> <span class="subxComment"># in:</span> -<span id="L2573" class="LineNr">2573 </span> <span class="subxComment"># == code 0x1000</span> -<span id="L2574" class="LineNr">2574 </span> <span class="subxComment"># ab cd ef gh</span> -<span id="L2575" class="LineNr">2575 </span> <span class="subxComment"># ij x/disp32</span> -<span id="L2576" class="LineNr">2576 </span> <span class="subxComment"># == data 0x2000</span> -<span id="L2577" class="LineNr">2577 </span> <span class="subxComment"># 00</span> -<span id="L2578" class="LineNr">2578 </span> <span class="subxComment"># x:</span> -<span id="L2579" class="LineNr">2579 </span> <span class="subxComment"># 34</span> -<span id="L2580" class="LineNr">2580 </span> <span class="subxComment"># segments:</span> -<span id="L2581" class="LineNr">2581 </span> <span class="subxComment"># - 'code': {0x1074, 0, 9}</span> -<span id="L2582" class="LineNr">2582 </span> <span class="subxComment"># - 'data': {0x2079, 5, 2}</span> -<span id="L2583" class="LineNr">2583 </span> <span class="subxComment"># labels:</span> -<span id="L2584" class="LineNr">2584 </span> <span class="subxComment"># - 'x': {'data', 1, 0x207a}</span> -<span id="L2585" class="LineNr">2585 </span> <span class="subxComment">#</span> -<span id="L2586" class="LineNr">2586 </span> <span class="subxComment"># output:</span> -<span id="L2587" class="LineNr">2587 </span> <span class="subxComment"># ab cd ef gh</span> -<span id="L2588" class="LineNr">2588 </span> <span class="subxComment"># ij 7a 20 00 00</span> -<span id="L2589" class="LineNr">2589 </span> <span class="subxComment"># 00</span> -<span id="L2590" class="LineNr">2590 </span> <span class="subxComment"># 34</span> -<span id="L2591" class="LineNr">2591 </span> <span class="subxComment">#</span> -<span id="L2592" class="LineNr">2592 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2593" class="LineNr">2593 </span> 55/push-EBP -<span id="L2594" class="LineNr">2594 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2595" class="LineNr">2595 </span> <span class="subxComment"># setup</span> -<span id="L2596" class="LineNr">2596 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2597" class="LineNr">2597 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2598" class="LineNr">2598 </span> 68/push _test-input-stream/imm32 -<span id="L2599" class="LineNr">2599 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2600" class="LineNr">2600 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2601" class="LineNr">2601 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2602" class="LineNr">2602 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2603" class="LineNr">2603 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2604" class="LineNr">2604 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2605" class="LineNr">2605 </span> 68/push _test-output-stream/imm32 -<span id="L2606" class="LineNr">2606 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2607" class="LineNr">2607 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2608" class="LineNr">2608 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2609" class="LineNr">2609 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2610" class="LineNr">2610 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2611" class="LineNr">2611 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2612" class="LineNr">2612 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L2613" class="LineNr">2613 </span> 05/add-to-EAX 4/imm32 -<span id="L2614" class="LineNr">2614 </span> 50/push-EAX -<span id="L2615" class="LineNr">2615 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2616" class="LineNr">2616 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2617" class="LineNr">2617 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2618" class="LineNr">2618 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2619" class="LineNr">2619 </span> <span class="subxS1Comment"># . var segments/ECX = stream(10 * 16)</span> -<span id="L2620" class="LineNr">2620 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L2621" class="LineNr">2621 </span> 68/push 0xa0/imm32/length -<span id="L2622" class="LineNr">2622 </span> 68/push 0/imm32/read -<span id="L2623" class="LineNr">2623 </span> 68/push 0/imm32/write -<span id="L2624" class="LineNr">2624 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2625" class="LineNr">2625 </span> <span class="subxS1Comment"># . var labels/EDX = stream(512 * 16)</span> -<span id="L2626" class="LineNr">2626 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2000/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L2627" class="LineNr">2627 </span> 68/push 0x2000/imm32/length -<span id="L2628" class="LineNr">2628 </span> 68/push 0/imm32/read -<span id="L2629" class="LineNr">2629 </span> 68/push 0/imm32/write -<span id="L2630" class="LineNr">2630 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L2631" class="LineNr">2631 </span> <span class="subxComment"># initialize input</span> -<span id="L2632" class="LineNr">2632 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1000\n")</span> -<span id="L2633" class="LineNr">2633 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2634" class="LineNr">2634 </span> 68/push <span class="Constant">"== code 0x1000\n"</span>/imm32 -<span id="L2635" class="LineNr">2635 </span> 68/push _test-input-stream/imm32 -<span id="L2636" class="LineNr">2636 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2637" class="LineNr">2637 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2638" class="LineNr">2638 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2639" class="LineNr">2639 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2640" class="LineNr">2640 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd ef gh\n")</span> -<span id="L2641" class="LineNr">2641 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2642" class="LineNr">2642 </span> 68/push <span class="Constant">"ab cd ef gh\n"</span>/imm32 -<span id="L2643" class="LineNr">2643 </span> 68/push _test-input-stream/imm32 -<span id="L2644" class="LineNr">2644 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2645" class="LineNr">2645 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2646" class="LineNr">2646 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2647" class="LineNr">2647 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2648" class="LineNr">2648 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ij x/disp32\n")</span> -<span id="L2649" class="LineNr">2649 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2650" class="LineNr">2650 </span> 68/push <span class="Constant">"ij x/disp32\n"</span>/imm32 -<span id="L2651" class="LineNr">2651 </span> 68/push _test-input-stream/imm32 -<span id="L2652" class="LineNr">2652 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2653" class="LineNr">2653 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2654" class="LineNr">2654 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2655" class="LineNr">2655 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2656" class="LineNr">2656 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== data 0x2000\n")</span> -<span id="L2657" class="LineNr">2657 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2658" class="LineNr">2658 </span> 68/push <span class="Constant">"== data 0x2000\n"</span>/imm32 -<span id="L2659" class="LineNr">2659 </span> 68/push _test-input-stream/imm32 -<span id="L2660" class="LineNr">2660 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2661" class="LineNr">2661 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2662" class="LineNr">2662 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2663" class="LineNr">2663 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2664" class="LineNr">2664 </span> <span class="subxS1Comment"># . write(_test-input-stream, "00\n")</span> -<span id="L2665" class="LineNr">2665 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2666" class="LineNr">2666 </span> 68/push <span class="Constant">"00\n"</span>/imm32 -<span id="L2667" class="LineNr">2667 </span> 68/push _test-input-stream/imm32 -<span id="L2668" class="LineNr">2668 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2669" class="LineNr">2669 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2670" class="LineNr">2670 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2671" class="LineNr">2671 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2672" class="LineNr">2672 </span> <span class="subxS1Comment"># . write(_test-input-stream, "x:\n")</span> -<span id="L2673" class="LineNr">2673 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2674" class="LineNr">2674 </span> 68/push <span class="Constant">"x:\n"</span>/imm32 -<span id="L2675" class="LineNr">2675 </span> 68/push _test-input-stream/imm32 -<span id="L2676" class="LineNr">2676 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2677" class="LineNr">2677 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2678" class="LineNr">2678 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2679" class="LineNr">2679 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2680" class="LineNr">2680 </span> <span class="subxS1Comment"># . write(_test-input-stream, "34\n")</span> -<span id="L2681" class="LineNr">2681 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2682" class="LineNr">2682 </span> 68/push <span class="Constant">"34\n"</span>/imm32 -<span id="L2683" class="LineNr">2683 </span> 68/push _test-input-stream/imm32 -<span id="L2684" class="LineNr">2684 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2685" class="LineNr">2685 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2686" class="LineNr">2686 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2687" class="LineNr">2687 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2688" class="LineNr">2688 </span> <span class="subxS1Comment"># . stream-add4(segments, "code", 0x1074, 0, 9)</span> -<span id="L2689" class="LineNr">2689 </span> 68/push 9/imm32/segment-size -<span id="L2690" class="LineNr">2690 </span> 68/push 0/imm32/file-offset -<span id="L2691" class="LineNr">2691 </span> 68/push 0x1074/imm32/start-address -<span id="L2692" class="LineNr">2692 </span> 68/push <span class="Constant">"code"</span>/imm32/segment-name -<span id="L2693" class="LineNr">2693 </span> 51/push-ECX -<span id="L2694" class="LineNr">2694 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2695" class="LineNr">2695 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L2696" class="LineNr">2696 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2697" class="LineNr">2697 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2698" class="LineNr">2698 </span> <span class="subxS1Comment"># . stream-add4(segments, "data", 0x2079, 5, 2)</span> -<span id="L2699" class="LineNr">2699 </span> 68/push 1/imm32/segment-size -<span id="L2700" class="LineNr">2700 </span> 68/push 5/imm32/file-offset -<span id="L2701" class="LineNr">2701 </span> 68/push 0x2079/imm32/start-address -<span id="L2702" class="LineNr">2702 </span> 68/push <span class="Constant">"data"</span>/imm32/segment-name -<span id="L2703" class="LineNr">2703 </span> 51/push-ECX -<span id="L2704" class="LineNr">2704 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2705" class="LineNr">2705 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L2706" class="LineNr">2706 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2707" class="LineNr">2707 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2708" class="LineNr">2708 </span> <span class="subxS1Comment"># . stream-add4(labels, "x", "data", 1, 0x207a)</span> -<span id="L2709" class="LineNr">2709 </span> 68/push 0x207a/imm32/label-address -<span id="L2710" class="LineNr">2710 </span> 68/push 1/imm32/segment-offset -<span id="L2711" class="LineNr">2711 </span> 68/push <span class="Constant">"data"</span>/imm32/segment-name -<span id="L2712" class="LineNr">2712 </span> 68/push <span class="Constant">"x"</span>/imm32/label-name -<span id="L2713" class="LineNr">2713 </span> 52/push-EDX -<span id="L2714" class="LineNr">2714 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2715" class="LineNr">2715 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L2716" class="LineNr">2716 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2717" class="LineNr">2717 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2718" class="LineNr">2718 </span> <span class="subxComment"># component under test</span> -<span id="L2719" class="LineNr">2719 </span> <span class="subxS1Comment"># . emit-segments(_test-input-stream, _test-output-buffered-file, segments, labels)</span> -<span id="L2720" class="LineNr">2720 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2721" class="LineNr">2721 </span> 52/push-EDX -<span id="L2722" class="LineNr">2722 </span> 51/push-ECX -<span id="L2723" class="LineNr">2723 </span> 68/push _test-output-buffered-file/imm32 -<span id="L2724" class="LineNr">2724 </span> 68/push _test-input-stream/imm32 -<span id="L2725" class="LineNr">2725 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2726" class="LineNr">2726 </span> e8/call <a href='survey.subx.html#L1963'>emit-segments</a>/disp32 -<span id="L2727" class="LineNr">2727 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2728" class="LineNr">2728 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2729" class="LineNr">2729 </span> <span class="subxComment"># checks</span> -<span id="L2730" class="LineNr">2730 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L2731" class="LineNr">2731 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2732" class="LineNr">2732 </span> 68/push _test-output-buffered-file/imm32 -<span id="L2733" class="LineNr">2733 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2734" class="LineNr">2734 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2735" class="LineNr">2735 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2736" class="LineNr">2736 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2737" class="Folded">2737 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2770" class="LineNr">2770 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ab cd ef gh ", msg)</span> -<span id="L2771" class="LineNr">2771 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2772" class="LineNr">2772 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2568'>test-emit-segments-global-variable</a>/0"</span>/imm32 -<span id="L2773" class="LineNr">2773 </span> 68/push <span class="Constant">"ab cd ef gh "</span>/imm32 -<span id="L2774" class="LineNr">2774 </span> 68/push _test-output-stream/imm32 -<span id="L2775" class="LineNr">2775 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2776" class="LineNr">2776 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2777" class="LineNr">2777 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2778" class="LineNr">2778 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2779" class="LineNr">2779 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ij 7a 20 00 00 ", msg)</span> -<span id="L2780" class="LineNr">2780 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2781" class="LineNr">2781 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2568'>test-emit-segments-global-variable</a>/1"</span>/imm32 -<span id="L2782" class="LineNr">2782 </span> 68/push <span class="Constant">"ij 7a 20 00 00 "</span>/imm32 -<span id="L2783" class="LineNr">2783 </span> 68/push _test-output-stream/imm32 -<span id="L2784" class="LineNr">2784 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2785" class="LineNr">2785 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2786" class="LineNr">2786 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2787" class="LineNr">2787 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2788" class="LineNr">2788 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "00 ", msg)</span> -<span id="L2789" class="LineNr">2789 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2790" class="LineNr">2790 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2568'>test-emit-segments-global-variable</a>/2"</span>/imm32 -<span id="L2791" class="LineNr">2791 </span> 68/push <span class="Constant">"00 "</span>/imm32 -<span id="L2792" class="LineNr">2792 </span> 68/push _test-output-stream/imm32 -<span id="L2793" class="LineNr">2793 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2794" class="LineNr">2794 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2795" class="LineNr">2795 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2796" class="LineNr">2796 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2797" class="LineNr">2797 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "34 ", msg)</span> -<span id="L2798" class="LineNr">2798 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2799" class="LineNr">2799 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2568'>test-emit-segments-global-variable</a>/3"</span>/imm32 -<span id="L2800" class="LineNr">2800 </span> 68/push <span class="Constant">"34 "</span>/imm32 -<span id="L2801" class="LineNr">2801 </span> 68/push _test-output-stream/imm32 -<span id="L2802" class="LineNr">2802 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2803" class="LineNr">2803 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2804" class="LineNr">2804 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2805" class="LineNr">2805 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2806" class="LineNr">2806 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L2807" class="LineNr">2807 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L2808" class="LineNr">2808 </span> 5d/pop-to-EBP -<span id="L2809" class="LineNr">2809 </span> c3/return -<span id="L2810" class="LineNr">2810 </span> -<span id="L2811" class="LineNr">2811 </span><span class="subxTest">test-emit-segments-code-label</span>: -<span id="L2812" class="LineNr">2812 </span> <span class="subxComment"># labels usually convert to displacements</span> -<span id="L2813" class="LineNr">2813 </span> <span class="subxComment">#</span> -<span id="L2814" class="LineNr">2814 </span> <span class="subxComment"># input:</span> -<span id="L2815" class="LineNr">2815 </span> <span class="subxComment"># in:</span> -<span id="L2816" class="LineNr">2816 </span> <span class="subxComment"># == code 0x1000</span> -<span id="L2817" class="LineNr">2817 </span> <span class="subxComment"># ab cd</span> -<span id="L2818" class="LineNr">2818 </span> <span class="subxComment"># l1:</span> -<span id="L2819" class="LineNr">2819 </span> <span class="subxComment"># ef gh</span> -<span id="L2820" class="LineNr">2820 </span> <span class="subxComment"># ij l1/disp32</span> -<span id="L2821" class="LineNr">2821 </span> <span class="subxComment"># segments:</span> -<span id="L2822" class="LineNr">2822 </span> <span class="subxComment"># - 'code': {0x1054, 0, 9}</span> -<span id="L2823" class="LineNr">2823 </span> <span class="subxComment"># labels:</span> -<span id="L2824" class="LineNr">2824 </span> <span class="subxComment"># - 'l1': {'code', 2, 0x1056}</span> -<span id="L2825" class="LineNr">2825 </span> <span class="subxComment">#</span> -<span id="L2826" class="LineNr">2826 </span> <span class="subxComment"># output:</span> -<span id="L2827" class="LineNr">2827 </span> <span class="subxComment"># ab cd</span> -<span id="L2828" class="LineNr">2828 </span> <span class="subxComment"># ef gh</span> -<span id="L2829" class="LineNr">2829 </span> <span class="subxComment"># ij f9 ff ff ff # -7</span> -<span id="L2830" class="LineNr">2830 </span> <span class="subxComment">#</span> -<span id="L2831" class="LineNr">2831 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L2832" class="LineNr">2832 </span> 55/push-EBP -<span id="L2833" class="LineNr">2833 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L2834" class="LineNr">2834 </span> <span class="subxComment"># setup</span> -<span id="L2835" class="LineNr">2835 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L2836" class="LineNr">2836 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2837" class="LineNr">2837 </span> 68/push _test-input-stream/imm32 -<span id="L2838" class="LineNr">2838 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2839" class="LineNr">2839 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2840" class="LineNr">2840 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2841" class="LineNr">2841 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2842" class="LineNr">2842 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L2843" class="LineNr">2843 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2844" class="LineNr">2844 </span> 68/push _test-output-stream/imm32 -<span id="L2845" class="LineNr">2845 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2846" class="LineNr">2846 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2847" class="LineNr">2847 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2848" class="LineNr">2848 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2849" class="LineNr">2849 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L2850" class="LineNr">2850 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2851" class="LineNr">2851 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L2852" class="LineNr">2852 </span> 05/add-to-EAX 4/imm32 -<span id="L2853" class="LineNr">2853 </span> 50/push-EAX -<span id="L2854" class="LineNr">2854 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2855" class="LineNr">2855 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L2856" class="LineNr">2856 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2857" class="LineNr">2857 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2858" class="LineNr">2858 </span> <span class="subxS1Comment"># . var segments/ECX = stream(10 * 16)</span> -<span id="L2859" class="LineNr">2859 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L2860" class="LineNr">2860 </span> 68/push 0xa0/imm32/length -<span id="L2861" class="LineNr">2861 </span> 68/push 0/imm32/read -<span id="L2862" class="LineNr">2862 </span> 68/push 0/imm32/write -<span id="L2863" class="LineNr">2863 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L2864" class="LineNr">2864 </span> <span class="subxS1Comment"># . var labels/EDX = stream(512 * 16)</span> -<span id="L2865" class="LineNr">2865 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2000/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L2866" class="LineNr">2866 </span> 68/push 0x2000/imm32/length -<span id="L2867" class="LineNr">2867 </span> 68/push 0/imm32/read -<span id="L2868" class="LineNr">2868 </span> 68/push 0/imm32/write -<span id="L2869" class="LineNr">2869 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L2870" class="LineNr">2870 </span> <span class="subxComment"># initialize input</span> -<span id="L2871" class="LineNr">2871 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1000\n")</span> -<span id="L2872" class="LineNr">2872 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2873" class="LineNr">2873 </span> 68/push <span class="Constant">"== code 0x1000\n"</span>/imm32 -<span id="L2874" class="LineNr">2874 </span> 68/push _test-input-stream/imm32 -<span id="L2875" class="LineNr">2875 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2876" class="LineNr">2876 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2877" class="LineNr">2877 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2878" class="LineNr">2878 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2879" class="LineNr">2879 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd\n")</span> -<span id="L2880" class="LineNr">2880 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2881" class="LineNr">2881 </span> 68/push <span class="Constant">"ab cd\n"</span>/imm32 -<span id="L2882" class="LineNr">2882 </span> 68/push _test-input-stream/imm32 -<span id="L2883" class="LineNr">2883 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2884" class="LineNr">2884 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2885" class="LineNr">2885 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2886" class="LineNr">2886 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2887" class="LineNr">2887 </span> <span class="subxS1Comment"># . write(_test-input-stream, "l1:\n")</span> -<span id="L2888" class="LineNr">2888 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2889" class="LineNr">2889 </span> 68/push <span class="Constant">"l1:\n"</span>/imm32 -<span id="L2890" class="LineNr">2890 </span> 68/push _test-input-stream/imm32 -<span id="L2891" class="LineNr">2891 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2892" class="LineNr">2892 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2893" class="LineNr">2893 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2894" class="LineNr">2894 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2895" class="LineNr">2895 </span> <span class="subxS1Comment"># . write(_test-input-stream, " ef gh\n")</span> -<span id="L2896" class="LineNr">2896 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2897" class="LineNr">2897 </span> 68/push <span class="Constant">" ef gh\n"</span>/imm32 -<span id="L2898" class="LineNr">2898 </span> 68/push _test-input-stream/imm32 -<span id="L2899" class="LineNr">2899 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2900" class="LineNr">2900 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2901" class="LineNr">2901 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2902" class="LineNr">2902 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2903" class="LineNr">2903 </span> <span class="subxS1Comment"># . write(_test-input-stream, " ij l1/disp32\n")</span> -<span id="L2904" class="LineNr">2904 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2905" class="LineNr">2905 </span> 68/push <span class="Constant">" ij l1/disp32\n"</span>/imm32 -<span id="L2906" class="LineNr">2906 </span> 68/push _test-input-stream/imm32 -<span id="L2907" class="LineNr">2907 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2908" class="LineNr">2908 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L2909" class="LineNr">2909 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2910" class="LineNr">2910 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2911" class="LineNr">2911 </span> <span class="subxS1Comment"># . stream-add4(segments, "code", 0x1054, 0, 9)</span> -<span id="L2912" class="LineNr">2912 </span> 68/push 9/imm32/segment-size -<span id="L2913" class="LineNr">2913 </span> 68/push 0/imm32/file-offset -<span id="L2914" class="LineNr">2914 </span> 68/push 0x1054/imm32/start-address -<span id="L2915" class="LineNr">2915 </span> 68/push <span class="Constant">"code"</span>/imm32/segment-name -<span id="L2916" class="LineNr">2916 </span> 51/push-ECX -<span id="L2917" class="LineNr">2917 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2918" class="LineNr">2918 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L2919" class="LineNr">2919 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2920" class="LineNr">2920 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2921" class="LineNr">2921 </span> <span class="subxS1Comment"># . stream-add4(labels, "l1", "code", 2, 0x1056)</span> -<span id="L2922" class="LineNr">2922 </span> 68/push 0x1056/imm32/label-address -<span id="L2923" class="LineNr">2923 </span> 68/push 2/imm32/segment-offset -<span id="L2924" class="LineNr">2924 </span> 68/push <span class="Constant">"code"</span>/imm32/segment-name -<span id="L2925" class="LineNr">2925 </span> 68/push <span class="Constant">"l1"</span>/imm32/label-name -<span id="L2926" class="LineNr">2926 </span> 52/push-EDX -<span id="L2927" class="LineNr">2927 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2928" class="LineNr">2928 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L2929" class="LineNr">2929 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2930" class="LineNr">2930 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2931" class="LineNr">2931 </span> <span class="subxComment"># component under test</span> -<span id="L2932" class="LineNr">2932 </span> <span class="subxS1Comment"># . emit-segments(_test-input-stream, _test-output-buffered-file, segments, labels)</span> -<span id="L2933" class="LineNr">2933 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2934" class="LineNr">2934 </span> 52/push-EDX -<span id="L2935" class="LineNr">2935 </span> 51/push-ECX -<span id="L2936" class="LineNr">2936 </span> 68/push _test-output-buffered-file/imm32 -<span id="L2937" class="LineNr">2937 </span> 68/push _test-input-stream/imm32 -<span id="L2938" class="LineNr">2938 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2939" class="LineNr">2939 </span> e8/call <a href='survey.subx.html#L1963'>emit-segments</a>/disp32 -<span id="L2940" class="LineNr">2940 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2941" class="LineNr">2941 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2942" class="LineNr">2942 </span> <span class="subxComment"># checks</span> -<span id="L2943" class="LineNr">2943 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L2944" class="LineNr">2944 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2945" class="LineNr">2945 </span> 68/push _test-output-buffered-file/imm32 -<span id="L2946" class="LineNr">2946 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2947" class="LineNr">2947 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L2948" class="LineNr">2948 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2949" class="LineNr">2949 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2950" class="Folded">2950 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L2983" class="LineNr">2983 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ab cd ", msg)</span> -<span id="L2984" class="LineNr">2984 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2985" class="LineNr">2985 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2811'>test-emit-segments-code-label</a>/0"</span>/imm32 -<span id="L2986" class="LineNr">2986 </span> 68/push <span class="Constant">"ab cd "</span>/imm32 -<span id="L2987" class="LineNr">2987 </span> 68/push _test-output-stream/imm32 -<span id="L2988" class="LineNr">2988 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2989" class="LineNr">2989 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2990" class="LineNr">2990 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L2991" class="LineNr">2991 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L2992" class="LineNr">2992 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ef gh ", msg)</span> -<span id="L2993" class="LineNr">2993 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L2994" class="LineNr">2994 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2811'>test-emit-segments-code-label</a>/1"</span>/imm32 -<span id="L2995" class="LineNr">2995 </span> 68/push <span class="Constant">"ef gh "</span>/imm32 -<span id="L2996" class="LineNr">2996 </span> 68/push _test-output-stream/imm32 -<span id="L2997" class="LineNr">2997 </span> <span class="subxS2Comment"># . . call</span> -<span id="L2998" class="LineNr">2998 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L2999" class="LineNr">2999 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3000" class="LineNr">3000 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3001" class="LineNr">3001 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ij f9 ff ff ff ", msg)</span> -<span id="L3002" class="LineNr">3002 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3003" class="LineNr">3003 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L2811'>test-emit-segments-code-label</a>/2"</span>/imm32 -<span id="L3004" class="LineNr">3004 </span> 68/push <span class="Constant">"ij f9 ff ff ff "</span>/imm32 -<span id="L3005" class="LineNr">3005 </span> 68/push _test-output-stream/imm32 -<span id="L3006" class="LineNr">3006 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3007" class="LineNr">3007 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L3008" class="LineNr">3008 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3009" class="LineNr">3009 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3010" class="LineNr">3010 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3011" class="LineNr">3011 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3012" class="LineNr">3012 </span> 5d/pop-to-EBP -<span id="L3013" class="LineNr">3013 </span> c3/return -<span id="L3014" class="LineNr">3014 </span> -<span id="L3015" class="LineNr">3015 </span><span class="subxTest">test-emit-segments-code-label-absolute</span>: -<span id="L3016" class="LineNr">3016 </span> <span class="subxComment"># labels can also convert to absolute addresses</span> -<span id="L3017" class="LineNr">3017 </span> <span class="subxComment">#</span> -<span id="L3018" class="LineNr">3018 </span> <span class="subxComment"># input:</span> -<span id="L3019" class="LineNr">3019 </span> <span class="subxComment"># in:</span> -<span id="L3020" class="LineNr">3020 </span> <span class="subxComment"># == code 0x1000</span> -<span id="L3021" class="LineNr">3021 </span> <span class="subxComment"># ab cd</span> -<span id="L3022" class="LineNr">3022 </span> <span class="subxComment"># l1:</span> -<span id="L3023" class="LineNr">3023 </span> <span class="subxComment"># ef gh</span> -<span id="L3024" class="LineNr">3024 </span> <span class="subxComment"># ij l1/imm32</span> -<span id="L3025" class="LineNr">3025 </span> <span class="subxComment"># segments:</span> -<span id="L3026" class="LineNr">3026 </span> <span class="subxComment"># - 'code': {0x1054, 0, 9}</span> -<span id="L3027" class="LineNr">3027 </span> <span class="subxComment"># labels:</span> -<span id="L3028" class="LineNr">3028 </span> <span class="subxComment"># - 'l1': {'code', 2, 0x1056}</span> -<span id="L3029" class="LineNr">3029 </span> <span class="subxComment">#</span> -<span id="L3030" class="LineNr">3030 </span> <span class="subxComment"># output:</span> -<span id="L3031" class="LineNr">3031 </span> <span class="subxComment"># ab cd</span> -<span id="L3032" class="LineNr">3032 </span> <span class="subxComment"># ef gh</span> -<span id="L3033" class="LineNr">3033 </span> <span class="subxComment"># ij 56 10 00 00</span> -<span id="L3034" class="LineNr">3034 </span> <span class="subxComment">#</span> -<span id="L3035" class="LineNr">3035 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3036" class="LineNr">3036 </span> 55/push-EBP -<span id="L3037" class="LineNr">3037 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3038" class="LineNr">3038 </span> <span class="subxComment"># setup</span> -<span id="L3039" class="LineNr">3039 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L3040" class="LineNr">3040 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3041" class="LineNr">3041 </span> 68/push _test-input-stream/imm32 -<span id="L3042" class="LineNr">3042 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3043" class="LineNr">3043 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3044" class="LineNr">3044 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3045" class="LineNr">3045 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3046" class="LineNr">3046 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L3047" class="LineNr">3047 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3048" class="LineNr">3048 </span> 68/push _test-output-stream/imm32 -<span id="L3049" class="LineNr">3049 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3050" class="LineNr">3050 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3051" class="LineNr">3051 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3052" class="LineNr">3052 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3053" class="LineNr">3053 </span> <span class="subxS1Comment"># . clear-stream(_test-output-buffered-file+4)</span> -<span id="L3054" class="LineNr">3054 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3055" class="LineNr">3055 </span> b8/copy-to-EAX _test-output-buffered-file/imm32 -<span id="L3056" class="LineNr">3056 </span> 05/add-to-EAX 4/imm32 -<span id="L3057" class="LineNr">3057 </span> 50/push-EAX -<span id="L3058" class="LineNr">3058 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3059" class="LineNr">3059 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L3060" class="LineNr">3060 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3061" class="LineNr">3061 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3062" class="LineNr">3062 </span> <span class="subxS1Comment"># . var segments/ECX = stream(10 * 16)</span> -<span id="L3063" class="LineNr">3063 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa0/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L3064" class="LineNr">3064 </span> 68/push 0xa0/imm32/length -<span id="L3065" class="LineNr">3065 </span> 68/push 0/imm32/read -<span id="L3066" class="LineNr">3066 </span> 68/push 0/imm32/write -<span id="L3067" class="LineNr">3067 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L3068" class="LineNr">3068 </span> <span class="subxS1Comment"># . var labels/EDX = stream(512 * 16)</span> -<span id="L3069" class="LineNr">3069 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x2000/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L3070" class="LineNr">3070 </span> 68/push 0x2000/imm32/length -<span id="L3071" class="LineNr">3071 </span> 68/push 0/imm32/read -<span id="L3072" class="LineNr">3072 </span> 68/push 0/imm32/write -<span id="L3073" class="LineNr">3073 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L3074" class="LineNr">3074 </span> <span class="subxComment"># initialize input</span> -<span id="L3075" class="LineNr">3075 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== code 0x1000\n")</span> -<span id="L3076" class="LineNr">3076 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3077" class="LineNr">3077 </span> 68/push <span class="Constant">"== code 0x1000\n"</span>/imm32 -<span id="L3078" class="LineNr">3078 </span> 68/push _test-input-stream/imm32 -<span id="L3079" class="LineNr">3079 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3080" class="LineNr">3080 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3081" class="LineNr">3081 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3082" class="LineNr">3082 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3083" class="LineNr">3083 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd\n")</span> -<span id="L3084" class="LineNr">3084 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3085" class="LineNr">3085 </span> 68/push <span class="Constant">"ab cd\n"</span>/imm32 -<span id="L3086" class="LineNr">3086 </span> 68/push _test-input-stream/imm32 -<span id="L3087" class="LineNr">3087 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3088" class="LineNr">3088 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3089" class="LineNr">3089 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3090" class="LineNr">3090 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3091" class="LineNr">3091 </span> <span class="subxS1Comment"># . write(_test-input-stream, "l1:\n")</span> -<span id="L3092" class="LineNr">3092 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3093" class="LineNr">3093 </span> 68/push <span class="Constant">"l1:\n"</span>/imm32 -<span id="L3094" class="LineNr">3094 </span> 68/push _test-input-stream/imm32 -<span id="L3095" class="LineNr">3095 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3096" class="LineNr">3096 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3097" class="LineNr">3097 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3098" class="LineNr">3098 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3099" class="LineNr">3099 </span> <span class="subxS1Comment"># . write(_test-input-stream, " ef gh\n")</span> -<span id="L3100" class="LineNr">3100 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3101" class="LineNr">3101 </span> 68/push <span class="Constant">" ef gh\n"</span>/imm32 -<span id="L3102" class="LineNr">3102 </span> 68/push _test-input-stream/imm32 -<span id="L3103" class="LineNr">3103 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3104" class="LineNr">3104 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3105" class="LineNr">3105 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3106" class="LineNr">3106 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3107" class="LineNr">3107 </span> <span class="subxS1Comment"># . write(_test-input-stream, " ij l1/imm32\n")</span> -<span id="L3108" class="LineNr">3108 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3109" class="LineNr">3109 </span> 68/push <span class="Constant">" ij l1/imm32\n"</span>/imm32 -<span id="L3110" class="LineNr">3110 </span> 68/push _test-input-stream/imm32 -<span id="L3111" class="LineNr">3111 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3112" class="LineNr">3112 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3113" class="LineNr">3113 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3114" class="LineNr">3114 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3115" class="LineNr">3115 </span> <span class="subxS1Comment"># . stream-add4(segments, "code", 0x1054, 0, 9)</span> -<span id="L3116" class="LineNr">3116 </span> 68/push 9/imm32/segment-size -<span id="L3117" class="LineNr">3117 </span> 68/push 0/imm32/file-offset -<span id="L3118" class="LineNr">3118 </span> 68/push 0x1054/imm32/start-address -<span id="L3119" class="LineNr">3119 </span> 68/push <span class="Constant">"code"</span>/imm32/segment-name -<span id="L3120" class="LineNr">3120 </span> 51/push-ECX -<span id="L3121" class="LineNr">3121 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3122" class="LineNr">3122 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L3123" class="LineNr">3123 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3124" class="LineNr">3124 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3125" class="LineNr">3125 </span> <span class="subxS1Comment"># . stream-add4(labels, "l1", "code", 2, 0x1056)</span> -<span id="L3126" class="LineNr">3126 </span> 68/push 0x1056/imm32/label-address -<span id="L3127" class="LineNr">3127 </span> 68/push 2/imm32/segment-offset -<span id="L3128" class="LineNr">3128 </span> 68/push <span class="Constant">"code"</span>/imm32/segment-name -<span id="L3129" class="LineNr">3129 </span> 68/push <span class="Constant">"l1"</span>/imm32/label-name -<span id="L3130" class="LineNr">3130 </span> 52/push-EDX -<span id="L3131" class="LineNr">3131 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3132" class="LineNr">3132 </span> e8/call <a href='survey.subx.html#L3519'>stream-add4</a>/disp32 -<span id="L3133" class="LineNr">3133 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3134" class="LineNr">3134 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3135" class="LineNr">3135 </span> <span class="subxComment"># component under test</span> -<span id="L3136" class="LineNr">3136 </span> <span class="subxS1Comment"># . emit-segments(_test-input-stream, _test-output-buffered-file, segments, labels)</span> -<span id="L3137" class="LineNr">3137 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3138" class="LineNr">3138 </span> 52/push-EDX -<span id="L3139" class="LineNr">3139 </span> 51/push-ECX -<span id="L3140" class="LineNr">3140 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3141" class="LineNr">3141 </span> 68/push _test-input-stream/imm32 -<span id="L3142" class="LineNr">3142 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3143" class="LineNr">3143 </span> e8/call <a href='survey.subx.html#L1963'>emit-segments</a>/disp32 -<span id="L3144" class="LineNr">3144 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3145" class="LineNr">3145 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3146" class="LineNr">3146 </span> <span class="subxComment"># checks</span> -<span id="L3147" class="LineNr">3147 </span> <span class="subxS1Comment"># . flush(_test-output-buffered-file)</span> -<span id="L3148" class="LineNr">3148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3149" class="LineNr">3149 </span> 68/push _test-output-buffered-file/imm32 -<span id="L3150" class="LineNr">3150 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3151" class="LineNr">3151 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L3152" class="LineNr">3152 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3153" class="LineNr">3153 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3154" class="Folded">3154 </span><span class="Folded">+-- 33 lines: #? # dump output ---------------------------------------------------------------------------------------------------------------------------</span> -<span id="L3187" class="LineNr">3187 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ab cd ", msg)</span> -<span id="L3188" class="LineNr">3188 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3189" class="LineNr">3189 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L3015'>test-emit-segments-code-label-absolute</a>/0"</span>/imm32 -<span id="L3190" class="LineNr">3190 </span> 68/push <span class="Constant">"ab cd "</span>/imm32 -<span id="L3191" class="LineNr">3191 </span> 68/push _test-output-stream/imm32 -<span id="L3192" class="LineNr">3192 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3193" class="LineNr">3193 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L3194" class="LineNr">3194 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3195" class="LineNr">3195 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3196" class="LineNr">3196 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ef gh ", msg)</span> -<span id="L3197" class="LineNr">3197 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3198" class="LineNr">3198 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L3015'>test-emit-segments-code-label-absolute</a>/1"</span>/imm32 -<span id="L3199" class="LineNr">3199 </span> 68/push <span class="Constant">"ef gh "</span>/imm32 -<span id="L3200" class="LineNr">3200 </span> 68/push _test-output-stream/imm32 -<span id="L3201" class="LineNr">3201 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3202" class="LineNr">3202 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L3203" class="LineNr">3203 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3204" class="LineNr">3204 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3205" class="LineNr">3205 </span> <span class="subxS1Comment"># . check-next-stream-line-equal(_test-output-stream, "ij f9 ff ff ff ", msg)</span> -<span id="L3206" class="LineNr">3206 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3207" class="LineNr">3207 </span> 68/push <span class="Constant">"F - <a href='survey.subx.html#L3015'>test-emit-segments-code-label-absolute</a>/2"</span>/imm32 -<span id="L3208" class="LineNr">3208 </span> 68/push <span class="Constant">"ij 56 10 00 00 "</span>/imm32 -<span id="L3209" class="LineNr">3209 </span> 68/push _test-output-stream/imm32 -<span id="L3210" class="LineNr">3210 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3211" class="LineNr">3211 </span> e8/call <a href='../058stream-equal.subx.html#L563'>check-next-stream-line-equal</a>/disp32 -<span id="L3212" class="LineNr">3212 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3213" class="LineNr">3213 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3214" class="LineNr">3214 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3215" class="LineNr">3215 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3216" class="LineNr">3216 </span> 5d/pop-to-EBP -<span id="L3217" class="LineNr">3217 </span> c3/return -<span id="L3218" class="LineNr">3218 </span> -<span id="L3219" class="LineNr">3219 </span><span class="subxFunction">emit-headers</span>: <span class="subxComment"># out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L3220" class="LineNr">3220 </span> <span class="subxComment"># pseudocode:</span> -<span id="L3221" class="LineNr">3221 </span> <span class="subxComment"># emit-elf-header(out, segments, labels)</span> -<span id="L3222" class="LineNr">3222 </span> <span class="subxComment"># curr-segment = segments->data</span> -<span id="L3223" class="LineNr">3223 </span> <span class="subxComment"># max = segments->data + segments->write</span> -<span id="L3224" class="LineNr">3224 </span> <span class="subxComment"># while true</span> -<span id="L3225" class="LineNr">3225 </span> <span class="subxComment"># if (curr-segment >= max) break</span> -<span id="L3226" class="LineNr">3226 </span> <span class="subxComment"># emit-elf-program-header-entry(out, curr-segment)</span> -<span id="L3227" class="LineNr">3227 </span> <span class="subxComment"># curr-segment += 16 # size of a row</span> -<span id="L3228" class="LineNr">3228 </span> <span class="subxComment">#</span> -<span id="L3229" class="LineNr">3229 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3230" class="LineNr">3230 </span> 55/push-EBP -<span id="L3231" class="LineNr">3231 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3232" class="LineNr">3232 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L3233" class="LineNr">3233 </span> 50/push-EAX -<span id="L3234" class="LineNr">3234 </span> 51/push-ECX -<span id="L3235" class="Folded">3235 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "emit-elf-header\n") --------------------------------------------------------------------------------------------------</span> -<span id="L3244" class="LineNr">3244 </span> <span class="subxComment"># emit-elf-header(out, segments, labels)</span> -<span id="L3245" class="LineNr">3245 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3246" class="LineNr">3246 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L3247" class="LineNr">3247 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3248" class="LineNr">3248 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3249" class="LineNr">3249 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3250" class="LineNr">3250 </span> e8/call <a href='survey.subx.html#L3363'>emit-elf-header</a>/disp32 -<span id="L3251" class="LineNr">3251 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3252" class="LineNr">3252 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3253" class="LineNr">3253 </span> <span class="subxComment"># EAX = segments</span> -<span id="L3254" class="LineNr">3254 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L3255" class="LineNr">3255 </span> <span class="subxComment"># ECX = segments->write</span> -<span id="L3256" class="LineNr">3256 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L3257" class="LineNr">3257 </span> <span class="subxComment"># curr-segment/EAX = segments->data</span> -<span id="L3258" class="LineNr">3258 </span> 8d/copy-address 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+12 to EAX</span> -<span id="L3259" class="LineNr">3259 </span> <span class="subxComment"># max/ECX = segments->data + segments->write</span> -<span id="L3260" class="LineNr">3260 </span> 01/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EAX to ECX</span> -<span id="L3261" class="LineNr">3261 </span><span class="Constant">$emit-headers:loop</span>: -<span id="L3262" class="LineNr">3262 </span> <span class="subxComment"># if (curr-segment >= max) break</span> -<span id="L3263" class="LineNr">3263 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with ECX</span> -<span id="L3264" class="LineNr">3264 </span> 0f 83/jump-if-greater-or-equal-unsigned $emit-headers:end/disp32 -<span id="L3265" class="Folded">3265 </span><span class="Folded">+-- 69 lines: #? # dump curr-segment->name ---------------------------------------------------------------------------------------------------------------</span> -<span id="L3334" class="Folded">3334 </span><span class="Folded">+-- 9 lines: #? # write(2/stderr, "emit-segment-header\n") ----------------------------------------------------------------------------------------------</span> -<span id="L3343" class="LineNr">3343 </span> <span class="subxComment"># emit-elf-program-header-entry(out, curr-segment)</span> -<span id="L3344" class="LineNr">3344 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3345" class="LineNr">3345 </span> 50/push-EAX -<span id="L3346" class="LineNr">3346 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3347" class="LineNr">3347 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3348" class="LineNr">3348 </span> e8/call <a href='survey.subx.html#L3430'>emit-elf-program-header-entry</a>/disp32 -<span id="L3349" class="LineNr">3349 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3350" class="LineNr">3350 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3351" class="LineNr">3351 </span> <span class="subxComment"># curr-segment += 16 # size of a row</span> -<span id="L3352" class="LineNr">3352 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to EAX</span> -<span id="L3353" class="LineNr">3353 </span> e9/jump $emit-headers:loop/disp32 -<span id="L3354" class="LineNr">3354 </span><span class="Constant">$emit-headers:end</span>: -<span id="L3355" class="LineNr">3355 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3356" class="LineNr">3356 </span> 59/pop-to-ECX -<span id="L3357" class="LineNr">3357 </span> 58/pop-to-EAX -<span id="L3358" class="LineNr">3358 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3359" class="LineNr">3359 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3360" class="LineNr">3360 </span> 5d/pop-to-EBP -<span id="L3361" class="LineNr">3361 </span> c3/return -<span id="L3362" class="LineNr">3362 </span> -<span id="L3363" class="LineNr">3363 </span><span class="subxFunction">emit-elf-header</span>: <span class="subxComment"># out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})</span> -<span id="L3364" class="LineNr">3364 </span> <span class="subxComment"># pseudocode</span> -<span id="L3365" class="LineNr">3365 </span> <span class="subxComment"># *Elf_e_entry = get(labels, "Entry")->address</span> -<span id="L3366" class="LineNr">3366 </span> <span class="subxComment"># *Elf_e_phnum = segments->write / 16 # size of a row</span> -<span id="L3367" class="LineNr">3367 </span> <span class="subxComment"># emit-hex-array(out, Elf_header)</span> -<span id="L3368" class="LineNr">3368 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L3369" class="LineNr">3369 </span> <span class="subxComment">#</span> -<span id="L3370" class="LineNr">3370 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3371" class="LineNr">3371 </span> 55/push-EBP -<span id="L3372" class="LineNr">3372 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3373" class="LineNr">3373 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L3374" class="LineNr">3374 </span> 50/push-EAX -<span id="L3375" class="LineNr">3375 </span> 51/push-ECX -<span id="L3376" class="LineNr">3376 </span> 52/push-EDX <span class="subxComment"># just because we need to call idiv</span> -<span id="L3377" class="LineNr">3377 </span> <span class="subxComment"># *Elf_e_entry = get(labels, "Entry")->address</span> -<span id="L3378" class="LineNr">3378 </span> <span class="subxS1Comment"># . EAX = labels</span> -<span id="L3379" class="LineNr">3379 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to EAX</span> -<span id="L3380" class="LineNr">3380 </span> <span class="subxS1Comment"># . label-info/EAX = get(labels, "Entry", row-size=16)</span> -<span id="L3381" class="LineNr">3381 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3382" class="LineNr">3382 </span> 68/push 0x10/imm32/row-size -<span id="L3383" class="LineNr">3383 </span> 68/push <span class="Constant">"Entry"</span>/imm32 -<span id="L3384" class="LineNr">3384 </span> 50/push-EAX -<span id="L3385" class="LineNr">3385 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3386" class="LineNr">3386 </span> e8/call get/disp32 -<span id="L3387" class="LineNr">3387 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3388" class="LineNr">3388 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3389" class="LineNr">3389 </span> <span class="subxS1Comment"># . EAX = label-info->address</span> -<span id="L3390" class="LineNr">3390 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EAX+8) to EAX</span> -<span id="L3391" class="LineNr">3391 </span> <span class="subxS1Comment"># . *Elf_e_entry = EAX</span> -<span id="L3392" class="LineNr">3392 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4740'>Elf_e_entry</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_e_entry</span> -<span id="L3393" class="LineNr">3393 </span> <span class="subxComment"># *Elf_e_phnum = segments->write / 0x10</span> -<span id="L3394" class="LineNr">3394 </span> <span class="subxS1Comment"># . EAX = segments</span> -<span id="L3395" class="LineNr">3395 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EAX</span> -<span id="L3396" class="LineNr">3396 </span> <span class="subxS1Comment"># . len/EAX = segments->write</span> -<span id="L3397" class="LineNr">3397 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EAX</span> -<span id="L3398" class="LineNr">3398 </span> <span class="subxS1Comment"># . EAX = len / 0x10 (destroying EDX)</span> -<span id="L3399" class="LineNr">3399 </span> b9/copy-to-ECX 0x10/imm32 -<span id="L3400" class="LineNr">3400 </span> 31/xor 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EDX</span> -<span id="L3401" class="LineNr">3401 </span> f7 7/subop/idiv 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># divide EDX:EAX by ECX, storing quotient in EAX and remainder in EDX</span> -<span id="L3402" class="LineNr">3402 </span> <span class="subxS1Comment"># . *Elf_e_phnum = EAX</span> -<span id="L3403" class="LineNr">3403 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4752'>Elf_e_phnum</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_e_phnum</span> -<span id="L3404" class="LineNr">3404 </span> <span class="subxComment"># emit-hex-array(out, Elf_header)</span> -<span id="L3405" class="LineNr">3405 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3406" class="LineNr">3406 </span> 68/push <span class="SpecialChar"><a href='survey.subx.html#L4726'>Elf_header</a></span>/imm32 -<span id="L3407" class="LineNr">3407 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3408" class="LineNr">3408 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3409" class="LineNr">3409 </span> e8/call emit-hex-array/disp32 -<span id="L3410" class="LineNr">3410 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3411" class="LineNr">3411 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3412" class="LineNr">3412 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L3413" class="LineNr">3413 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3414" class="LineNr">3414 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L3415" class="LineNr">3415 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3416" class="LineNr">3416 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3417" class="LineNr">3417 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L3418" class="LineNr">3418 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3419" class="LineNr">3419 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3420" class="LineNr">3420 </span><span class="Constant">$emit-elf-header:end</span>: -<span id="L3421" class="LineNr">3421 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3422" class="LineNr">3422 </span> 5a/pop-to-EDX -<span id="L3423" class="LineNr">3423 </span> 59/pop-to-ECX -<span id="L3424" class="LineNr">3424 </span> 58/pop-to-EAX -<span id="L3425" class="LineNr">3425 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3426" class="LineNr">3426 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3427" class="LineNr">3427 </span> 5d/pop-to-EBP -<span id="L3428" class="LineNr">3428 </span> c3/return -<span id="L3429" class="LineNr">3429 </span> -<span id="L3430" class="LineNr">3430 </span><span class="subxFunction">emit-elf-program-header-entry</span>: <span class="subxComment"># out : (address buffered-file), curr-segment : (address {string, segment-info})</span> -<span id="L3431" class="LineNr">3431 </span> <span class="subxComment"># pseudocode:</span> -<span id="L3432" class="LineNr">3432 </span> <span class="subxComment"># *Elf_p_offset = curr-segment->file-offset</span> -<span id="L3433" class="LineNr">3433 </span> <span class="subxComment"># *Elf_p_vaddr = curr-segment->address</span> -<span id="L3434" class="LineNr">3434 </span> <span class="subxComment"># *Elf_p_paddr = curr-segment->address</span> -<span id="L3435" class="LineNr">3435 </span> <span class="subxComment"># *Elf_p_filesz = curr-segment->size</span> -<span id="L3436" class="LineNr">3436 </span> <span class="subxComment"># *Elf_p_memsz = curr-segment->size</span> -<span id="L3437" class="LineNr">3437 </span> <span class="subxComment"># if curr-segment->name == "code"</span> -<span id="L3438" class="LineNr">3438 </span> <span class="subxComment"># *Elf_p_flags = 5 # r-x</span> -<span id="L3439" class="LineNr">3439 </span> <span class="subxComment"># else</span> -<span id="L3440" class="LineNr">3440 </span> <span class="subxComment"># *Elf_p_flags = 6 # rw-</span> -<span id="L3441" class="LineNr">3441 </span> <span class="subxComment"># emit-hex-array(out, Elf_program_header_entry)</span> -<span id="L3442" class="LineNr">3442 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L3443" class="LineNr">3443 </span> <span class="subxComment">#</span> -<span id="L3444" class="LineNr">3444 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3445" class="LineNr">3445 </span> 55/push-EBP -<span id="L3446" class="LineNr">3446 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3447" class="LineNr">3447 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L3448" class="LineNr">3448 </span> 50/push-EAX -<span id="L3449" class="LineNr">3449 </span> 56/push-ESI -<span id="L3450" class="LineNr">3450 </span> <span class="subxComment"># ESI = curr-segment</span> -<span id="L3451" class="LineNr">3451 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L3452" class="LineNr">3452 </span> <span class="subxComment"># *Elf_p_offset = curr-segment->file-offset</span> -<span id="L3453" class="LineNr">3453 </span> <span class="subxS1Comment"># . EAX = curr-segment->file-offset</span> -<span id="L3454" class="LineNr">3454 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to EAX</span> -<span id="L3455" class="LineNr">3455 </span> <span class="subxS1Comment"># . *Elf_p_offset = EAX</span> -<span id="L3456" class="LineNr">3456 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4770'>Elf_p_offset</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_p_offset</span> -<span id="L3457" class="LineNr">3457 </span> <span class="subxComment"># *Elf_p_vaddr = curr-segment->address</span> -<span id="L3458" class="LineNr">3458 </span> <span class="subxS1Comment"># . EAX = curr-segment->address</span> -<span id="L3459" class="LineNr">3459 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+4) to EAX</span> -<span id="L3460" class="LineNr">3460 </span> <span class="subxS1Comment"># . *Elf_p_vaddr = EAX</span> -<span id="L3461" class="LineNr">3461 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4772'>Elf_p_vaddr</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_p_vaddr</span> -<span id="L3462" class="LineNr">3462 </span> <span class="subxComment"># *Elf_p_paddr = curr-segment->address</span> -<span id="L3463" class="LineNr">3463 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4774'>Elf_p_paddr</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_p_paddr</span> -<span id="L3464" class="LineNr">3464 </span> <span class="subxComment"># *Elf_p_filesz = curr-segment->size</span> -<span id="L3465" class="LineNr">3465 </span> <span class="subxS1Comment"># . EAX = curr-segment->size</span> -<span id="L3466" class="LineNr">3466 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+12) to EAX</span> -<span id="L3467" class="LineNr">3467 </span> <span class="subxS1Comment"># . *Elf_p_filesz = EAX</span> -<span id="L3468" class="LineNr">3468 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4776'>Elf_p_filesz</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_p_filesz</span> -<span id="L3469" class="LineNr">3469 </span> <span class="subxComment"># *Elf_p_memsz = curr-segment->size</span> -<span id="L3470" class="LineNr">3470 </span> 89/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='survey.subx.html#L4778'>Elf_p_memsz</a></span>/disp32 <span class="subxComment"># copy EAX to *Elf_p_memsz</span> -<span id="L3471" class="LineNr">3471 </span> <span class="subxComment"># if (!string-equal?(curr-segment->name, "code") goto next check</span> -<span id="L3472" class="LineNr">3472 </span> <span class="subxS1Comment"># . EAX = curr-segment->name</span> -<span id="L3473" class="LineNr">3473 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L3474" class="LineNr">3474 </span> <span class="subxS1Comment"># . EAX = string-equal?(curr-segment->name, "code")</span> -<span id="L3475" class="LineNr">3475 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3476" class="LineNr">3476 </span> 68/push <span class="Constant">"code"</span>/imm32 -<span id="L3477" class="LineNr">3477 </span> 50/push-EAX -<span id="L3478" class="LineNr">3478 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3479" class="LineNr">3479 </span> e8/call <a href='../054string-equal.subx.html#L16'>string-equal?</a>/disp32 -<span id="L3480" class="LineNr">3480 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3481" class="LineNr">3481 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3482" class="LineNr">3482 </span> <span class="subxS1Comment"># . if (EAX == 0) goto next check</span> -<span id="L3483" class="LineNr">3483 </span> 3d/compare-EAX-and 0/imm32 -<span id="L3484" class="LineNr">3484 </span> 74/jump-if-equal $emit-elf-program-header-entry:data/disp8 -<span id="L3485" class="LineNr">3485 </span> <span class="subxComment"># *Elf_p_flags = r-x</span> -<span id="L3486" class="LineNr">3486 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='survey.subx.html#L4780'>Elf_p_flags</a></span>/disp32 5/imm32 <span class="subxComment"># copy to *Elf_p_flags</span> -<span id="L3487" class="LineNr">3487 </span> eb/jump $emit-elf-program-header-entry:really-emit/disp8 -<span id="L3488" class="LineNr">3488 </span><span class="Constant">$emit-elf-program-header-entry:data</span>: -<span id="L3489" class="LineNr">3489 </span> <span class="subxComment"># otherwise *Elf_p_flags = rw-</span> -<span id="L3490" class="LineNr">3490 </span> c7 0/subop/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='survey.subx.html#L4780'>Elf_p_flags</a></span>/disp32 6/imm32 <span class="subxComment"># copy to *Elf_p_flags</span> -<span id="L3491" class="LineNr">3491 </span><span class="Constant">$emit-elf-program-header-entry:really-emit</span>: -<span id="L3492" class="LineNr">3492 </span> <span class="subxComment"># emit-hex-array(out, Elf_program_header_entry)</span> -<span id="L3493" class="LineNr">3493 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3494" class="LineNr">3494 </span> 68/push <span class="SpecialChar"><a href='survey.subx.html#L4764'>Elf_program_header_entry</a></span>/imm32 -<span id="L3495" class="LineNr">3495 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3496" class="LineNr">3496 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3497" class="LineNr">3497 </span> e8/call emit-hex-array/disp32 -<span id="L3498" class="LineNr">3498 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3499" class="LineNr">3499 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3500" class="LineNr">3500 </span> <span class="subxComment"># write-buffered(out, "\n")</span> -<span id="L3501" class="LineNr">3501 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3502" class="LineNr">3502 </span> 68/push <span class="Constant">"\n"</span>/imm32 -<span id="L3503" class="LineNr">3503 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3504" class="LineNr">3504 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3505" class="LineNr">3505 </span> e8/call <a href='../065write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L3506" class="LineNr">3506 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3507" class="LineNr">3507 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3508" class="LineNr">3508 </span><span class="Constant">$emit-elf-program-header-entry:end</span>: -<span id="L3509" class="LineNr">3509 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3510" class="LineNr">3510 </span> 5e/pop-to-ESI -<span id="L3511" class="LineNr">3511 </span> 58/pop-to-EAX -<span id="L3512" class="LineNr">3512 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3513" class="LineNr">3513 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3514" class="LineNr">3514 </span> 5d/pop-to-EBP -<span id="L3515" class="LineNr">3515 </span> c3/return -<span id="L3516" class="LineNr">3516 </span> -<span id="L3517" class="LineNr">3517 </span><span class="subxH1Comment"># - some helpers for tests</span> -<span id="L3518" class="LineNr">3518 </span> -<span id="L3519" class="LineNr">3519 </span><span class="subxFunction">stream-add4</span>: <span class="subxComment"># in : (address stream byte), key : address, val1 : address, val2 : address, val3 : address</span> -<span id="L3520" class="LineNr">3520 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3521" class="LineNr">3521 </span> 55/push-EBP -<span id="L3522" class="LineNr">3522 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3523" class="LineNr">3523 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L3524" class="LineNr">3524 </span> 50/push-EAX -<span id="L3525" class="LineNr">3525 </span> 51/push-ECX -<span id="L3526" class="LineNr">3526 </span> 52/push-EDX -<span id="L3527" class="LineNr">3527 </span> 56/push-ESI -<span id="L3528" class="LineNr">3528 </span> <span class="subxComment"># ESI = in</span> -<span id="L3529" class="LineNr">3529 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ESI</span> -<span id="L3530" class="LineNr">3530 </span> <span class="subxComment"># curr/EAX = in->data + in->write</span> -<span id="L3531" class="LineNr">3531 </span> <span class="subxS1Comment"># . EAX = in->write</span> -<span id="L3532" class="LineNr">3532 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ESI to EAX</span> -<span id="L3533" class="LineNr">3533 </span> <span class="subxS1Comment"># . EAX = ESI+EAX+12</span> -<span id="L3534" class="LineNr">3534 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX <span class="Normal"> . </span> 0/r32/EAX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EAX+12 to EAX</span> -<span id="L3535" class="LineNr">3535 </span> <span class="subxComment"># max/EDX = in->data + in->length</span> -<span id="L3536" class="LineNr">3536 </span> <span class="subxS1Comment"># . EDX = in->length</span> -<span id="L3537" class="LineNr">3537 </span> 8b/copy 1/mod/*+disp8 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESI+8) to EDX</span> -<span id="L3538" class="LineNr">3538 </span> <span class="subxS1Comment"># . EDX = ESI+EDX+12</span> -<span id="L3539" class="LineNr">3539 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 2/index/EDX <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESI+EDX+12 to EDX</span> -<span id="L3540" class="LineNr">3540 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L3541" class="LineNr">3541 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with EDX</span> -<span id="L3542" class="LineNr">3542 </span> 73/jump-if-greater-or-equal-unsigned $stream-add4:abort/disp8 -<span id="L3543" class="LineNr">3543 </span> <span class="subxComment"># *curr = key</span> -<span id="L3544" class="LineNr">3544 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ECX</span> -<span id="L3545" class="LineNr">3545 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L3546" class="LineNr">3546 </span> <span class="subxComment"># curr += 4</span> -<span id="L3547" class="LineNr">3547 </span> 05/add-to-EAX 4/imm32 -<span id="L3548" class="LineNr">3548 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L3549" class="LineNr">3549 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with EDX</span> -<span id="L3550" class="LineNr">3550 </span> 73/jump-if-greater-or-equal-unsigned $stream-add4:abort/disp8 -<span id="L3551" class="LineNr">3551 </span> <span class="subxComment"># *curr = val1</span> -<span id="L3552" class="LineNr">3552 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to ECX</span> -<span id="L3553" class="LineNr">3553 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L3554" class="LineNr">3554 </span> <span class="subxComment"># curr += 4</span> -<span id="L3555" class="LineNr">3555 </span> 05/add-to-EAX 4/imm32 -<span id="L3556" class="LineNr">3556 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L3557" class="LineNr">3557 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with EDX</span> -<span id="L3558" class="LineNr">3558 </span> 73/jump-if-greater-or-equal-unsigned $stream-add4:abort/disp8 -<span id="L3559" class="LineNr">3559 </span> <span class="subxComment"># *curr = val2</span> -<span id="L3560" class="LineNr">3560 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+20) to ECX</span> -<span id="L3561" class="LineNr">3561 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L3562" class="LineNr">3562 </span> <span class="subxComment"># curr += 4</span> -<span id="L3563" class="LineNr">3563 </span> 05/add-to-EAX 4/imm32 -<span id="L3564" class="LineNr">3564 </span> <span class="subxComment"># if (curr >= max) abort</span> -<span id="L3565" class="LineNr">3565 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX with EDX</span> -<span id="L3566" class="LineNr">3566 </span> 73/jump-if-greater-or-equal-unsigned $stream-add4:abort/disp8 -<span id="L3567" class="LineNr">3567 </span> <span class="subxComment"># *curr = val3</span> -<span id="L3568" class="LineNr">3568 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+24) to ECX</span> -<span id="L3569" class="LineNr">3569 </span> 89/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ECX to *EAX</span> -<span id="L3570" class="LineNr">3570 </span> <span class="subxComment"># in->write += 16</span> -<span id="L3571" class="LineNr">3571 </span> 81 0/subop/add 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/imm32 <span class="subxComment"># add to *ESI</span> -<span id="L3572" class="LineNr">3572 </span><span class="Constant">$stream-add4:end</span>: -<span id="L3573" class="LineNr">3573 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L3574" class="LineNr">3574 </span> 5e/pop-to-ESI -<span id="L3575" class="LineNr">3575 </span> 5a/pop-to-EDX -<span id="L3576" class="LineNr">3576 </span> 59/pop-to-ECX -<span id="L3577" class="LineNr">3577 </span> 58/pop-to-EAX -<span id="L3578" class="LineNr">3578 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3579" class="LineNr">3579 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3580" class="LineNr">3580 </span> 5d/pop-to-EBP -<span id="L3581" class="LineNr">3581 </span> c3/return -<span id="L3582" class="LineNr">3582 </span> -<span id="L3583" class="LineNr">3583 </span><span class="Constant">$stream-add4:abort</span>: -<span id="L3584" class="LineNr">3584 </span> <span class="subxS1Comment"># . _write(2/stderr, error)</span> -<span id="L3585" class="LineNr">3585 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3586" class="LineNr">3586 </span> 68/push <span class="Constant">"overflow in stream-add4\n"</span>/imm32 -<span id="L3587" class="LineNr">3587 </span> 68/push 2/imm32/stderr -<span id="L3588" class="LineNr">3588 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3589" class="LineNr">3589 </span> e8/call <a href='../050_write.subx.html#L14'>_write</a>/disp32 -<span id="L3590" class="LineNr">3590 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3591" class="LineNr">3591 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3592" class="LineNr">3592 </span> <span class="subxS1Comment"># . syscall(exit, 1)</span> -<span id="L3593" class="LineNr">3593 </span> bb/copy-to-EBX 1/imm32 -<span id="L3594" class="LineNr">3594 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L3595" class="LineNr">3595 </span> cd/syscall 0x80/imm8 -<span id="L3596" class="LineNr">3596 </span> <span class="subxComment"># never gets here</span> -<span id="L3597" class="LineNr">3597 </span> -<span id="L3598" class="LineNr">3598 </span><span class="subxComment"># some variants of 'trace' that take multiple arguments in different combinations of types:</span> -<span id="L3599" class="LineNr">3599 </span><span class="subxComment"># n: int</span> -<span id="L3600" class="LineNr">3600 </span><span class="subxComment"># c: character [4-bytes, will eventually be UTF-8]</span> -<span id="L3601" class="LineNr">3601 </span><span class="subxComment"># s: (address string)</span> -<span id="L3602" class="LineNr">3602 </span><span class="subxComment"># l: (address slice)</span> -<span id="L3603" class="LineNr">3603 </span><span class="subxComment"># one gotcha: 's5' must not be empty</span> -<span id="L3604" class="LineNr">3604 </span> -<span id="L3605" class="LineNr">3605 </span><span class="subxFunction">trace-sssns</span>: <span class="subxComment"># s1 : (address string), s2 : (address string), s3 : (address string), n4 : int, s5 : (address string)</span> -<span id="L3606" class="LineNr">3606 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3607" class="LineNr">3607 </span> 55/push-EBP -<span id="L3608" class="LineNr">3608 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3609" class="LineNr">3609 </span> <span class="subxComment"># write(*Trace-stream, s1)</span> -<span id="L3610" class="LineNr">3610 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3611" class="LineNr">3611 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3612" class="LineNr">3612 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3613" class="LineNr">3613 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3614" class="LineNr">3614 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3615" class="LineNr">3615 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3616" class="LineNr">3616 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3617" class="LineNr">3617 </span> <span class="subxComment"># write(*Trace-stream, s2)</span> -<span id="L3618" class="LineNr">3618 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3619" class="LineNr">3619 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3620" class="LineNr">3620 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3621" class="LineNr">3621 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3622" class="LineNr">3622 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3623" class="LineNr">3623 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3624" class="LineNr">3624 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3625" class="LineNr">3625 </span> <span class="subxComment"># write(*Trace-stream, s3)</span> -<span id="L3626" class="LineNr">3626 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3627" class="LineNr">3627 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L3628" class="LineNr">3628 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3629" class="LineNr">3629 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3630" class="LineNr">3630 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3631" class="LineNr">3631 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3632" class="LineNr">3632 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3633" class="LineNr">3633 </span> <span class="subxComment"># print-int32(*Trace-stream, n4)</span> -<span id="L3634" class="LineNr">3634 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3635" class="LineNr">3635 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L3636" class="LineNr">3636 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3637" class="LineNr">3637 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3638" class="LineNr">3638 </span> e8/call <a href='../066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L3639" class="LineNr">3639 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3640" class="LineNr">3640 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3641" class="LineNr">3641 </span> <span class="subxComment"># trace(s5) # implicitly adds a newline and finalizes the trace line</span> -<span id="L3642" class="LineNr">3642 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3643" class="LineNr">3643 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+24)</span> -<span id="L3644" class="LineNr">3644 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3645" class="LineNr">3645 </span> e8/call <a href='../056trace.subx.html#L82'>trace</a>/disp32 -<span id="L3646" class="LineNr">3646 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3647" class="LineNr">3647 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3648" class="LineNr">3648 </span><span class="Constant">$trace-sssns:end</span>: -<span id="L3649" class="LineNr">3649 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3650" class="LineNr">3650 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3651" class="LineNr">3651 </span> 5d/pop-to-EBP -<span id="L3652" class="LineNr">3652 </span> c3/return -<span id="L3653" class="LineNr">3653 </span> -<span id="L3654" class="LineNr">3654 </span><span class="subxTest">test-trace-sssns</span>: -<span id="L3655" class="LineNr">3655 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3656" class="LineNr">3656 </span> 55/push-EBP -<span id="L3657" class="LineNr">3657 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3658" class="LineNr">3658 </span> <span class="subxComment"># setup</span> -<span id="L3659" class="LineNr">3659 </span> <span class="subxS1Comment"># . *Trace-stream->write = 0</span> -<span id="L3660" class="LineNr">3660 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L3661" class="LineNr">3661 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># clear *EAX</span> -<span id="L3662" class="LineNr">3662 </span> <span class="subxComment"># trace-sssns("A" "b" "c " 3 " e")</span> -<span id="L3663" class="LineNr">3663 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3664" class="LineNr">3664 </span> 68/push <span class="Constant">" e"</span>/imm32 -<span id="L3665" class="LineNr">3665 </span> 68/push 3/imm32 -<span id="L3666" class="LineNr">3666 </span> 68/push <span class="Constant">"c "</span>/imm32 -<span id="L3667" class="LineNr">3667 </span> 68/push <span class="Constant">"b"</span>/imm32 -<span id="L3668" class="LineNr">3668 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L3669" class="LineNr">3669 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3670" class="LineNr">3670 </span> e8/call <a href='survey.subx.html#L3605'>trace-sssns</a>/disp32 -<span id="L3671" class="LineNr">3671 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3672" class="LineNr">3672 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3673" class="Folded">3673 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L3699" class="LineNr">3699 </span> <span class="subxComment"># check-trace-contains("Abc 0x00000003 e")</span> -<span id="L3700" class="LineNr">3700 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3701" class="LineNr">3701 </span> 68/push <span class="Constant">"F - test-trace-sssns"</span>/imm32 -<span id="L3702" class="LineNr">3702 </span> 68/push <span class="Constant">"Abc 0x00000003 e"</span>/imm32 -<span id="L3703" class="LineNr">3703 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3704" class="LineNr">3704 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L3705" class="LineNr">3705 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3706" class="LineNr">3706 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3707" class="LineNr">3707 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3708" class="LineNr">3708 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3709" class="LineNr">3709 </span> 5d/pop-to-EBP -<span id="L3710" class="LineNr">3710 </span> c3/return -<span id="L3711" class="LineNr">3711 </span> -<span id="L3712" class="LineNr">3712 </span><span class="subxFunction">trace-snsns</span>: <span class="subxComment"># s1 : (address string), n2 : int, s3 : (address string), n4 : int, s5 : (address string)</span> -<span id="L3713" class="LineNr">3713 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3714" class="LineNr">3714 </span> 55/push-EBP -<span id="L3715" class="LineNr">3715 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3716" class="LineNr">3716 </span> <span class="subxComment"># write(*Trace-stream, s1)</span> -<span id="L3717" class="LineNr">3717 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3718" class="LineNr">3718 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3719" class="LineNr">3719 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3720" class="LineNr">3720 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3721" class="LineNr">3721 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3722" class="LineNr">3722 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3723" class="LineNr">3723 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3724" class="LineNr">3724 </span> <span class="subxComment"># print-int32(*Trace-stream, n2)</span> -<span id="L3725" class="LineNr">3725 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3726" class="LineNr">3726 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3727" class="LineNr">3727 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3728" class="LineNr">3728 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3729" class="LineNr">3729 </span> e8/call <a href='../066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L3730" class="LineNr">3730 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3731" class="LineNr">3731 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3732" class="LineNr">3732 </span> <span class="subxComment"># write(*Trace-stream, s3)</span> -<span id="L3733" class="LineNr">3733 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3734" class="LineNr">3734 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L3735" class="LineNr">3735 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3736" class="LineNr">3736 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3737" class="LineNr">3737 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3738" class="LineNr">3738 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3739" class="LineNr">3739 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3740" class="LineNr">3740 </span> <span class="subxComment"># print-int32(*Trace-stream, n4)</span> -<span id="L3741" class="LineNr">3741 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3742" class="LineNr">3742 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L3743" class="LineNr">3743 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3744" class="LineNr">3744 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3745" class="LineNr">3745 </span> e8/call <a href='../066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L3746" class="LineNr">3746 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3747" class="LineNr">3747 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3748" class="LineNr">3748 </span> <span class="subxComment"># trace(s5) # implicitly adds a newline and finalizes the trace line</span> -<span id="L3749" class="LineNr">3749 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3750" class="LineNr">3750 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+24)</span> -<span id="L3751" class="LineNr">3751 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3752" class="LineNr">3752 </span> e8/call <a href='../056trace.subx.html#L82'>trace</a>/disp32 -<span id="L3753" class="LineNr">3753 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3754" class="LineNr">3754 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3755" class="LineNr">3755 </span><span class="Constant">$trace-snsns:end</span>: -<span id="L3756" class="LineNr">3756 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3757" class="LineNr">3757 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3758" class="LineNr">3758 </span> 5d/pop-to-EBP -<span id="L3759" class="LineNr">3759 </span> c3/return -<span id="L3760" class="LineNr">3760 </span> -<span id="L3761" class="LineNr">3761 </span><span class="subxTest">test-trace-snsns</span>: -<span id="L3762" class="LineNr">3762 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3763" class="LineNr">3763 </span> 55/push-EBP -<span id="L3764" class="LineNr">3764 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3765" class="LineNr">3765 </span> <span class="subxComment"># setup</span> -<span id="L3766" class="LineNr">3766 </span> <span class="subxS1Comment"># . *Trace-stream->write = 0</span> -<span id="L3767" class="LineNr">3767 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L3768" class="LineNr">3768 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># clear *EAX</span> -<span id="L3769" class="LineNr">3769 </span> <span class="subxComment"># trace-snsns("A " 2 " c " 3 " e")</span> -<span id="L3770" class="LineNr">3770 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3771" class="LineNr">3771 </span> 68/push <span class="Constant">" e"</span>/imm32 -<span id="L3772" class="LineNr">3772 </span> 68/push 3/imm32 -<span id="L3773" class="LineNr">3773 </span> 68/push <span class="Constant">" c "</span>/imm32 -<span id="L3774" class="LineNr">3774 </span> 68/push 2/imm32 -<span id="L3775" class="LineNr">3775 </span> 68/push <span class="Constant">"A "</span>/imm32 -<span id="L3776" class="LineNr">3776 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3777" class="LineNr">3777 </span> e8/call <a href='survey.subx.html#L3712'>trace-snsns</a>/disp32 -<span id="L3778" class="LineNr">3778 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3779" class="LineNr">3779 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3780" class="Folded">3780 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L3806" class="LineNr">3806 </span> <span class="subxComment"># check-trace-contains("Abc 0x00000003 e")</span> -<span id="L3807" class="LineNr">3807 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3808" class="LineNr">3808 </span> 68/push <span class="Constant">"F - test-trace-snsns"</span>/imm32 -<span id="L3809" class="LineNr">3809 </span> 68/push <span class="Constant">"A 0x00000002 c 0x00000003 e"</span>/imm32 -<span id="L3810" class="LineNr">3810 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3811" class="LineNr">3811 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L3812" class="LineNr">3812 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3813" class="LineNr">3813 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3814" class="LineNr">3814 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3815" class="LineNr">3815 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3816" class="LineNr">3816 </span> 5d/pop-to-EBP -<span id="L3817" class="LineNr">3817 </span> c3/return -<span id="L3818" class="LineNr">3818 </span> -<span id="L3819" class="LineNr">3819 </span><span class="subxFunction">trace-slsls</span>: <span class="subxComment"># s1 : (address string), l2 : (address slice), s3 : (address string), l4 : (address slice), s5 : (address string)</span> -<span id="L3820" class="LineNr">3820 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3821" class="LineNr">3821 </span> 55/push-EBP -<span id="L3822" class="LineNr">3822 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3823" class="LineNr">3823 </span> <span class="subxComment"># write(*Trace-stream, s1)</span> -<span id="L3824" class="LineNr">3824 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3825" class="LineNr">3825 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3826" class="LineNr">3826 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3827" class="LineNr">3827 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3828" class="LineNr">3828 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3829" class="LineNr">3829 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3830" class="LineNr">3830 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3831" class="LineNr">3831 </span> <span class="subxComment"># write-slice(*Trace-stream, l2)</span> -<span id="L3832" class="LineNr">3832 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3833" class="LineNr">3833 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3834" class="LineNr">3834 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3835" class="LineNr">3835 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3836" class="LineNr">3836 </span> e8/call <a href='../072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L3837" class="LineNr">3837 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3838" class="LineNr">3838 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3839" class="LineNr">3839 </span> <span class="subxComment"># write(*Trace-stream, s3)</span> -<span id="L3840" class="LineNr">3840 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3841" class="LineNr">3841 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L3842" class="LineNr">3842 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3843" class="LineNr">3843 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3844" class="LineNr">3844 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3845" class="LineNr">3845 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3846" class="LineNr">3846 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3847" class="LineNr">3847 </span> <span class="subxComment"># write-slice(*Trace-stream, l4)</span> -<span id="L3848" class="LineNr">3848 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3849" class="LineNr">3849 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L3850" class="LineNr">3850 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3851" class="LineNr">3851 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3852" class="LineNr">3852 </span> e8/call <a href='../072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L3853" class="LineNr">3853 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3854" class="LineNr">3854 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3855" class="LineNr">3855 </span> <span class="subxComment"># trace(s5) # implicitly adds a newline and finalizes the trace line</span> -<span id="L3856" class="LineNr">3856 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3857" class="LineNr">3857 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+24)</span> -<span id="L3858" class="LineNr">3858 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3859" class="LineNr">3859 </span> e8/call <a href='../056trace.subx.html#L82'>trace</a>/disp32 -<span id="L3860" class="LineNr">3860 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3861" class="LineNr">3861 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3862" class="LineNr">3862 </span><span class="Constant">$trace-slsls:end</span>: -<span id="L3863" class="LineNr">3863 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3864" class="LineNr">3864 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3865" class="LineNr">3865 </span> 5d/pop-to-EBP -<span id="L3866" class="LineNr">3866 </span> c3/return -<span id="L3867" class="LineNr">3867 </span> -<span id="L3868" class="LineNr">3868 </span><span class="subxTest">test-trace-slsls</span>: -<span id="L3869" class="LineNr">3869 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3870" class="LineNr">3870 </span> 55/push-EBP -<span id="L3871" class="LineNr">3871 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3872" class="LineNr">3872 </span> <span class="subxComment"># setup</span> -<span id="L3873" class="LineNr">3873 </span> <span class="subxS1Comment"># . *Trace-stream->write = 0</span> -<span id="L3874" class="LineNr">3874 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L3875" class="LineNr">3875 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># clear *EAX</span> -<span id="L3876" class="LineNr">3876 </span> <span class="subxComment"># (EAX..ECX) = "b"</span> -<span id="L3877" class="LineNr">3877 </span> b8/copy-to-EAX <span class="Constant">"b"</span>/imm32 -<span id="L3878" class="LineNr">3878 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L3879" class="LineNr">3879 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L3880" class="LineNr">3880 </span> 05/add-to-EAX 4/imm32 -<span id="L3881" class="LineNr">3881 </span> <span class="subxComment"># var b/EBX : (address slice) = {EAX, ECX}</span> -<span id="L3882" class="LineNr">3882 </span> 51/push-ECX -<span id="L3883" class="LineNr">3883 </span> 50/push-EAX -<span id="L3884" class="LineNr">3884 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBX</span> -<span id="L3885" class="LineNr">3885 </span> <span class="subxComment"># (EAX..ECX) = "d"</span> -<span id="L3886" class="LineNr">3886 </span> b8/copy-to-EAX <span class="Constant">"d"</span>/imm32 -<span id="L3887" class="LineNr">3887 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L3888" class="LineNr">3888 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L3889" class="LineNr">3889 </span> 05/add-to-EAX 4/imm32 -<span id="L3890" class="LineNr">3890 </span> <span class="subxComment"># var d/EDX : (address slice) = {EAX, ECX}</span> -<span id="L3891" class="LineNr">3891 </span> 51/push-ECX -<span id="L3892" class="LineNr">3892 </span> 50/push-EAX -<span id="L3893" class="LineNr">3893 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L3894" class="LineNr">3894 </span> <span class="subxComment"># trace-slsls("A" b "c" d "e")</span> -<span id="L3895" class="LineNr">3895 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3896" class="LineNr">3896 </span> 68/push <span class="Constant">"e"</span>/imm32 -<span id="L3897" class="LineNr">3897 </span> 52/push-EDX -<span id="L3898" class="LineNr">3898 </span> 68/push <span class="Constant">"c"</span>/imm32 -<span id="L3899" class="LineNr">3899 </span> 53/push-EBX -<span id="L3900" class="LineNr">3900 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L3901" class="LineNr">3901 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3902" class="LineNr">3902 </span> e8/call <a href='survey.subx.html#L3819'>trace-slsls</a>/disp32 -<span id="L3903" class="LineNr">3903 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3904" class="LineNr">3904 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3905" class="Folded">3905 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L3931" class="LineNr">3931 </span> <span class="subxComment"># check-trace-contains("Abcde")</span> -<span id="L3932" class="LineNr">3932 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3933" class="LineNr">3933 </span> 68/push <span class="Constant">"F - test-trace-slsls"</span>/imm32 -<span id="L3934" class="LineNr">3934 </span> 68/push <span class="Constant">"Abcde"</span>/imm32 -<span id="L3935" class="LineNr">3935 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3936" class="LineNr">3936 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L3937" class="LineNr">3937 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3938" class="LineNr">3938 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3939" class="LineNr">3939 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3940" class="LineNr">3940 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3941" class="LineNr">3941 </span> 5d/pop-to-EBP -<span id="L3942" class="LineNr">3942 </span> c3/return -<span id="L3943" class="LineNr">3943 </span> -<span id="L3944" class="LineNr">3944 </span><span class="subxFunction">trace-slsns</span>: <span class="subxComment"># s1 : (address string), l2 : (address slice), s3 : (address string), n4 : int, s5 : (address string)</span> -<span id="L3945" class="LineNr">3945 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3946" class="LineNr">3946 </span> 55/push-EBP -<span id="L3947" class="LineNr">3947 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3948" class="LineNr">3948 </span> <span class="subxComment"># write(*Trace-stream, s1)</span> -<span id="L3949" class="LineNr">3949 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3950" class="LineNr">3950 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L3951" class="LineNr">3951 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3952" class="LineNr">3952 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3953" class="LineNr">3953 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3954" class="LineNr">3954 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3955" class="LineNr">3955 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3956" class="LineNr">3956 </span> <span class="subxComment"># write-slice(*Trace-stream, l2)</span> -<span id="L3957" class="LineNr">3957 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3958" class="LineNr">3958 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L3959" class="LineNr">3959 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3960" class="LineNr">3960 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3961" class="LineNr">3961 </span> e8/call <a href='../072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L3962" class="LineNr">3962 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3963" class="LineNr">3963 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3964" class="LineNr">3964 </span> <span class="subxComment"># write(*Trace-stream, s3)</span> -<span id="L3965" class="LineNr">3965 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3966" class="LineNr">3966 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L3967" class="LineNr">3967 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3968" class="LineNr">3968 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3969" class="LineNr">3969 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L3970" class="LineNr">3970 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3971" class="LineNr">3971 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3972" class="LineNr">3972 </span> <span class="subxComment"># print-int32(*Trace-stream, n4)</span> -<span id="L3973" class="LineNr">3973 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3974" class="LineNr">3974 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L3975" class="LineNr">3975 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L3976" class="LineNr">3976 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3977" class="LineNr">3977 </span> e8/call <a href='../066print-int.subx.html#L179'>print-int32</a>/disp32 -<span id="L3978" class="LineNr">3978 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3979" class="LineNr">3979 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3980" class="LineNr">3980 </span> <span class="subxComment"># trace(s5) # implicitly adds a newline and finalizes the trace line</span> -<span id="L3981" class="LineNr">3981 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L3982" class="LineNr">3982 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+24)</span> -<span id="L3983" class="LineNr">3983 </span> <span class="subxS2Comment"># . . call</span> -<span id="L3984" class="LineNr">3984 </span> e8/call <a href='../056trace.subx.html#L82'>trace</a>/disp32 -<span id="L3985" class="LineNr">3985 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L3986" class="LineNr">3986 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L3987" class="LineNr">3987 </span><span class="Constant">$trace-slsns:end</span>: -<span id="L3988" class="LineNr">3988 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L3989" class="LineNr">3989 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L3990" class="LineNr">3990 </span> 5d/pop-to-EBP -<span id="L3991" class="LineNr">3991 </span> c3/return -<span id="L3992" class="LineNr">3992 </span> -<span id="L3993" class="LineNr">3993 </span><span class="subxTest">test-trace-slsns</span>: -<span id="L3994" class="LineNr">3994 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L3995" class="LineNr">3995 </span> 55/push-EBP -<span id="L3996" class="LineNr">3996 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L3997" class="LineNr">3997 </span> <span class="subxComment"># setup</span> -<span id="L3998" class="LineNr">3998 </span> <span class="subxS1Comment"># . *Trace-stream->write = 0</span> -<span id="L3999" class="LineNr">3999 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L4000" class="LineNr">4000 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># clear *EAX</span> -<span id="L4001" class="LineNr">4001 </span> <span class="subxComment"># (EAX..ECX) = "b"</span> -<span id="L4002" class="LineNr">4002 </span> b8/copy-to-EAX <span class="Constant">"b"</span>/imm32 -<span id="L4003" class="LineNr">4003 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L4004" class="LineNr">4004 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L4005" class="LineNr">4005 </span> 05/add-to-EAX 4/imm32 -<span id="L4006" class="LineNr">4006 </span> <span class="subxComment"># var b/EBX : (address slice) = {EAX, ECX}</span> -<span id="L4007" class="LineNr">4007 </span> 51/push-ECX -<span id="L4008" class="LineNr">4008 </span> 50/push-EAX -<span id="L4009" class="LineNr">4009 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBX</span> -<span id="L4010" class="LineNr">4010 </span> <span class="subxComment"># trace-slsls("A" b "c " 3 " e")</span> -<span id="L4011" class="LineNr">4011 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4012" class="LineNr">4012 </span> 68/push <span class="Constant">" e"</span>/imm32 -<span id="L4013" class="LineNr">4013 </span> 68/push 3/imm32 -<span id="L4014" class="LineNr">4014 </span> 68/push <span class="Constant">"c "</span>/imm32 -<span id="L4015" class="LineNr">4015 </span> 53/push-EBX -<span id="L4016" class="LineNr">4016 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L4017" class="LineNr">4017 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4018" class="LineNr">4018 </span> e8/call <a href='survey.subx.html#L3944'>trace-slsns</a>/disp32 -<span id="L4019" class="LineNr">4019 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4020" class="LineNr">4020 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4021" class="Folded">4021 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L4047" class="LineNr">4047 </span> <span class="subxComment"># check-trace-contains("Abc 0x00000003 e")</span> -<span id="L4048" class="LineNr">4048 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4049" class="LineNr">4049 </span> 68/push <span class="Constant">"F - test-trace-slsls"</span>/imm32 -<span id="L4050" class="LineNr">4050 </span> 68/push <span class="Constant">"Abc 0x00000003 e"</span>/imm32 -<span id="L4051" class="LineNr">4051 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4052" class="LineNr">4052 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L4053" class="LineNr">4053 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4054" class="LineNr">4054 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4055" class="LineNr">4055 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4056" class="LineNr">4056 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4057" class="LineNr">4057 </span> 5d/pop-to-EBP -<span id="L4058" class="LineNr">4058 </span> c3/return -<span id="L4059" class="LineNr">4059 </span> -<span id="L4060" class="LineNr">4060 </span><span class="subxFunction">trace-slsss</span>: <span class="subxComment"># s1 : (address string), l2 : (address slice), s3 : (address string), s4 : (address string), s5 : (address string)</span> -<span id="L4061" class="LineNr">4061 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4062" class="LineNr">4062 </span> 55/push-EBP -<span id="L4063" class="LineNr">4063 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4064" class="LineNr">4064 </span> <span class="subxComment"># write(*Trace-stream, s1)</span> -<span id="L4065" class="LineNr">4065 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4066" class="LineNr">4066 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L4067" class="LineNr">4067 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L4068" class="LineNr">4068 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4069" class="LineNr">4069 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4070" class="LineNr">4070 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4071" class="LineNr">4071 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4072" class="LineNr">4072 </span> <span class="subxComment"># write-slice(*Trace-stream, l2)</span> -<span id="L4073" class="LineNr">4073 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4074" class="LineNr">4074 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L4075" class="LineNr">4075 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L4076" class="LineNr">4076 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4077" class="LineNr">4077 </span> e8/call <a href='../072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L4078" class="LineNr">4078 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4079" class="LineNr">4079 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4080" class="LineNr">4080 </span> <span class="subxComment"># write(*Trace-stream, s3)</span> -<span id="L4081" class="LineNr">4081 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4082" class="LineNr">4082 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+16)</span> -<span id="L4083" class="LineNr">4083 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L4084" class="LineNr">4084 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4085" class="LineNr">4085 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4086" class="LineNr">4086 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4087" class="LineNr">4087 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4088" class="LineNr">4088 </span> <span class="subxComment"># write(*Trace-stream, s4)</span> -<span id="L4089" class="LineNr">4089 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4090" class="LineNr">4090 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+20)</span> -<span id="L4091" class="LineNr">4091 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># push *Trace-stream</span> -<span id="L4092" class="LineNr">4092 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4093" class="LineNr">4093 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4094" class="LineNr">4094 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4095" class="LineNr">4095 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4096" class="LineNr">4096 </span> <span class="subxComment"># trace(s5) # implicitly adds a newline and finalizes the trace line</span> -<span id="L4097" class="LineNr">4097 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4098" class="LineNr">4098 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x18/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+24)</span> -<span id="L4099" class="LineNr">4099 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4100" class="LineNr">4100 </span> e8/call <a href='../056trace.subx.html#L82'>trace</a>/disp32 -<span id="L4101" class="LineNr">4101 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4102" class="LineNr">4102 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4103" class="LineNr">4103 </span><span class="Constant">$trace-slsss:end</span>: -<span id="L4104" class="LineNr">4104 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4105" class="LineNr">4105 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4106" class="LineNr">4106 </span> 5d/pop-to-EBP -<span id="L4107" class="LineNr">4107 </span> c3/return -<span id="L4108" class="LineNr">4108 </span> -<span id="L4109" class="LineNr">4109 </span><span class="subxTest">test-trace-slsss</span>: -<span id="L4110" class="LineNr">4110 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4111" class="LineNr">4111 </span> 55/push-EBP -<span id="L4112" class="LineNr">4112 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4113" class="LineNr">4113 </span> <span class="subxComment"># setup</span> -<span id="L4114" class="LineNr">4114 </span> <span class="subxS1Comment"># . *Trace-stream->write = 0</span> -<span id="L4115" class="LineNr">4115 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="SpecialChar"><a href='../056trace.subx.html#L18'>Trace-stream</a></span>/disp32 <span class="subxComment"># copy *Trace-stream to EAX</span> -<span id="L4116" class="LineNr">4116 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># clear *EAX</span> -<span id="L4117" class="LineNr">4117 </span> <span class="subxComment"># (EAX..ECX) = "b"</span> -<span id="L4118" class="LineNr">4118 </span> b8/copy-to-EAX <span class="Constant">"b"</span>/imm32 -<span id="L4119" class="LineNr">4119 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to ECX</span> -<span id="L4120" class="LineNr">4120 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy EAX+ECX+4 to ECX</span> -<span id="L4121" class="LineNr">4121 </span> 05/add-to-EAX 4/imm32 -<span id="L4122" class="LineNr">4122 </span> <span class="subxComment"># var b/EBX : (address slice) = {EAX, ECX}</span> -<span id="L4123" class="LineNr">4123 </span> 51/push-ECX -<span id="L4124" class="LineNr">4124 </span> 50/push-EAX -<span id="L4125" class="LineNr">4125 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBX</span> -<span id="L4126" class="LineNr">4126 </span> <span class="subxComment"># trace-slsss("A" b "c" "d" "e")</span> -<span id="L4127" class="LineNr">4127 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4128" class="LineNr">4128 </span> 68/push <span class="Constant">"e"</span>/imm32 -<span id="L4129" class="LineNr">4129 </span> 68/push <span class="Constant">"d"</span>/imm32 -<span id="L4130" class="LineNr">4130 </span> 68/push <span class="Constant">"c"</span>/imm32 -<span id="L4131" class="LineNr">4131 </span> 53/push-EBX -<span id="L4132" class="LineNr">4132 </span> 68/push <span class="Constant">"A"</span>/imm32 -<span id="L4133" class="LineNr">4133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4134" class="LineNr">4134 </span> e8/call <a href='survey.subx.html#L4060'>trace-slsss</a>/disp32 -<span id="L4135" class="LineNr">4135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4136" class="LineNr">4136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x14/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4137" class="Folded">4137 </span><span class="Folded">+-- 26 lines: #? # dump *Trace-stream --------------------------------------------------------------------------------------------------------------------</span> -<span id="L4163" class="LineNr">4163 </span> <span class="subxComment"># check-trace-contains("Abcde")</span> -<span id="L4164" class="LineNr">4164 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4165" class="LineNr">4165 </span> 68/push <span class="Constant">"F - test-trace-slsss"</span>/imm32 -<span id="L4166" class="LineNr">4166 </span> 68/push <span class="Constant">"Abcde"</span>/imm32 -<span id="L4167" class="LineNr">4167 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4168" class="LineNr">4168 </span> e8/call <a href='../056trace.subx.html#L249'>check-trace-contains</a>/disp32 -<span id="L4169" class="LineNr">4169 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4170" class="LineNr">4170 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4171" class="LineNr">4171 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4172" class="LineNr">4172 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4173" class="LineNr">4173 </span> 5d/pop-to-EBP -<span id="L4174" class="LineNr">4174 </span> c3/return -<span id="L4175" class="LineNr">4175 </span> -<span id="L4176" class="LineNr">4176 </span><span class="subxFunction">num-bytes</span>: <span class="subxComment"># line : (address stream) -> EAX : int</span> -<span id="L4177" class="LineNr">4177 </span> <span class="subxComment"># pseudocode:</span> -<span id="L4178" class="LineNr">4178 </span> <span class="subxComment"># result = 0</span> -<span id="L4179" class="LineNr">4179 </span> <span class="subxComment"># while true</span> -<span id="L4180" class="LineNr">4180 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L4181" class="LineNr">4181 </span> <span class="subxComment"># if slice-empty?(word-slice) # end of line</span> -<span id="L4182" class="LineNr">4182 </span> <span class="subxComment"># break</span> -<span id="L4183" class="LineNr">4183 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "#") # comment</span> -<span id="L4184" class="LineNr">4184 </span> <span class="subxComment"># break</span> -<span id="L4185" class="LineNr">4185 </span> <span class="subxComment"># if is-label?(word-slice) # no need for label declarations anymore</span> -<span id="L4186" class="LineNr">4186 </span> <span class="subxComment"># break</span> -<span id="L4187" class="LineNr">4187 </span> <span class="subxComment"># if slice-equal?(word-slice, "==")</span> -<span id="L4188" class="LineNr">4188 </span> <span class="subxComment"># break # no need for segment header lines</span> -<span id="L4189" class="LineNr">4189 </span> <span class="subxComment"># result += compute-width(word-slice)</span> -<span id="L4190" class="LineNr">4190 </span> <span class="subxComment"># return result</span> -<span id="L4191" class="LineNr">4191 </span> <span class="subxComment">#</span> -<span id="L4192" class="LineNr">4192 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4193" class="LineNr">4193 </span> 55/push-EBP -<span id="L4194" class="LineNr">4194 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4195" class="LineNr">4195 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L4196" class="LineNr">4196 </span> 51/push-ECX -<span id="L4197" class="LineNr">4197 </span> 52/push-EDX -<span id="L4198" class="LineNr">4198 </span> 53/push-EBX -<span id="L4199" class="LineNr">4199 </span> <span class="subxComment"># var result/EAX = 0</span> -<span id="L4200" class="LineNr">4200 </span> 31/xor 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EAX</span> -<span id="L4201" class="LineNr">4201 </span> <span class="subxComment"># var word-slice/ECX = {0, 0}</span> -<span id="L4202" class="LineNr">4202 </span> 68/push 0/imm32/end -<span id="L4203" class="LineNr">4203 </span> 68/push 0/imm32/start -<span id="L4204" class="LineNr">4204 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L4205" class="Folded">4205 </span><span class="Folded">+-- 26 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------</span> -<span id="L4231" class="LineNr">4231 </span> <span class="subxS1Comment"># . rewind-stream(line)</span> -<span id="L4232" class="LineNr">4232 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4233" class="LineNr">4233 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L4234" class="LineNr">4234 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4235" class="LineNr">4235 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L4236" class="LineNr">4236 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4237" class="LineNr">4237 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4238" class="LineNr">4238 </span><span class="Constant">$num-bytes:loop</span>: -<span id="L4239" class="LineNr">4239 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L4240" class="LineNr">4240 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4241" class="LineNr">4241 </span> 51/push-ECX -<span id="L4242" class="LineNr">4242 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L4243" class="LineNr">4243 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4244" class="LineNr">4244 </span> e8/call next-word/disp32 -<span id="L4245" class="LineNr">4245 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4246" class="LineNr">4246 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4247" class="Folded">4247 </span><span class="Folded">+-- 46 lines: #? # dump word-slice -----------------------------------------------------------------------------------------------------------------------</span> -<span id="L4293" class="LineNr">4293 </span><span class="Constant">$num-bytes:check0</span>: -<span id="L4294" class="LineNr">4294 </span> <span class="subxComment"># if (slice-empty?(word-slice)) break</span> -<span id="L4295" class="LineNr">4295 </span> <span class="subxS1Comment"># . save result</span> -<span id="L4296" class="LineNr">4296 </span> 50/push-EAX -<span id="L4297" class="LineNr">4297 </span> <span class="subxS1Comment"># . EAX = slice-empty?(word-slice)</span> -<span id="L4298" class="LineNr">4298 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4299" class="LineNr">4299 </span> 51/push-ECX -<span id="L4300" class="LineNr">4300 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4301" class="LineNr">4301 </span> e8/call <a href='../072slice.subx.html#L9'>slice-empty?</a>/disp32 -<span id="L4302" class="LineNr">4302 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4303" class="LineNr">4303 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4304" class="LineNr">4304 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L4305" class="LineNr">4305 </span> 3d/compare-EAX-and 0/imm32 -<span id="L4306" class="LineNr">4306 </span> <span class="subxS1Comment"># . restore result now that ZF is set</span> -<span id="L4307" class="LineNr">4307 </span> 58/pop-to-EAX -<span id="L4308" class="LineNr">4308 </span> 75/jump-if-not-equal $num-bytes:end/disp8 -<span id="L4309" class="LineNr">4309 </span><span class="Constant">$num-bytes:check-for-comment</span>: -<span id="L4310" class="LineNr">4310 </span> <span class="subxComment"># if (slice-starts-with?(word-slice, "#")) break</span> -<span id="L4311" class="LineNr">4311 </span> <span class="subxS1Comment"># . start/EDX = word-slice->start</span> -<span id="L4312" class="LineNr">4312 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to EDX</span> -<span id="L4313" class="LineNr">4313 </span> <span class="subxS1Comment"># . c/EBX = *start</span> -<span id="L4314" class="LineNr">4314 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L4315" class="LineNr">4315 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to BL</span> -<span id="L4316" class="LineNr">4316 </span> <span class="subxS1Comment"># . if (EBX == '#') break</span> -<span id="L4317" class="LineNr">4317 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x23/imm32/hash <span class="subxComment"># compare EBX</span> -<span id="L4318" class="LineNr">4318 </span> 74/jump-if-equal $num-bytes:end/disp8 -<span id="L4319" class="LineNr">4319 </span><span class="Constant">$num-bytes:check-for-label</span>: -<span id="L4320" class="LineNr">4320 </span> <span class="subxComment"># if (slice-ends-with?(word-slice, ":")) break</span> -<span id="L4321" class="LineNr">4321 </span> <span class="subxS1Comment"># . end/EDX = word-slice->end</span> -<span id="L4322" class="LineNr">4322 </span> 8b/copy 1/mod/*+disp8 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ECX+4) to EDX</span> -<span id="L4323" class="LineNr">4323 </span> <span class="subxS1Comment"># . c/EBX = *(end-1)</span> -<span id="L4324" class="LineNr">4324 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L4325" class="LineNr">4325 </span> 8a/copy-byte 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL -1/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to BL</span> -<span id="L4326" class="LineNr">4326 </span> <span class="subxS1Comment"># . if (EBX == ':') break</span> -<span id="L4327" class="LineNr">4327 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x3a/imm32/colon <span class="subxComment"># compare EBX</span> -<span id="L4328" class="LineNr">4328 </span> 74/jump-if-equal $num-bytes:end/disp8 -<span id="L4329" class="LineNr">4329 </span><span class="Constant">$num-bytes:check-for-segment-header</span>: -<span id="L4330" class="LineNr">4330 </span> <span class="subxComment"># if (slice-equal?(word-slice, "==")) break</span> -<span id="L4331" class="LineNr">4331 </span> <span class="subxS1Comment"># . push result</span> -<span id="L4332" class="LineNr">4332 </span> 50/push-EAX -<span id="L4333" class="LineNr">4333 </span> <span class="subxS1Comment"># . EAX = slice-equal?(word-slice, "==")</span> -<span id="L4334" class="LineNr">4334 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4335" class="LineNr">4335 </span> 68/push <span class="Constant">"=="</span>/imm32 -<span id="L4336" class="LineNr">4336 </span> 51/push-ECX -<span id="L4337" class="LineNr">4337 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4338" class="LineNr">4338 </span> e8/call <a href='../072slice.subx.html#L91'>slice-equal?</a>/disp32 -<span id="L4339" class="LineNr">4339 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4340" class="LineNr">4340 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4341" class="LineNr">4341 </span> <span class="subxS1Comment"># . if (EAX != 0) break</span> -<span id="L4342" class="LineNr">4342 </span> 3d/compare-EAX-and 0/imm32 -<span id="L4343" class="LineNr">4343 </span> <span class="subxS1Comment"># . restore result now that ZF is set</span> -<span id="L4344" class="LineNr">4344 </span> 58/pop-to-EAX -<span id="L4345" class="LineNr">4345 </span> 75/jump-if-not-equal $num-bytes:end/disp8 -<span id="L4346" class="LineNr">4346 </span><span class="Constant">$num-bytes:loop-body</span>: -<span id="L4347" class="LineNr">4347 </span> <span class="subxComment"># result += compute-width-of-slice(word-slice)</span> -<span id="L4348" class="LineNr">4348 </span> <span class="subxS1Comment"># . copy result to EDX</span> -<span id="L4349" class="LineNr">4349 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDX</span> -<span id="L4350" class="LineNr">4350 </span> <span class="subxS1Comment"># . EAX = compute-width-of-slice(word-slice)</span> -<span id="L4351" class="LineNr">4351 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4352" class="LineNr">4352 </span> 51/push-ECX -<span id="L4353" class="LineNr">4353 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4354" class="LineNr">4354 </span> e8/call compute-width-of-slice/disp32 -<span id="L4355" class="LineNr">4355 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4356" class="LineNr">4356 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4357" class="LineNr">4357 </span> <span class="subxS1Comment"># . EAX += result</span> -<span id="L4358" class="LineNr">4358 </span> 01/add 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add EDX to EAX</span> -<span id="L4359" class="LineNr">4359 </span> e9/jump $num-bytes:loop/disp32 -<span id="L4360" class="LineNr">4360 </span><span class="Constant">$num-bytes:end</span>: -<span id="L4361" class="LineNr">4361 </span> <span class="subxS1Comment"># . rewind-stream(line)</span> -<span id="L4362" class="LineNr">4362 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4363" class="LineNr">4363 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L4364" class="LineNr">4364 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4365" class="LineNr">4365 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L4366" class="LineNr">4366 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4367" class="LineNr">4367 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4368" class="LineNr">4368 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L4369" class="LineNr">4369 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4370" class="LineNr">4370 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L4371" class="LineNr">4371 </span> 5b/pop-to-EBX -<span id="L4372" class="LineNr">4372 </span> 5a/pop-to-EDX -<span id="L4373" class="LineNr">4373 </span> 59/pop-to-ECX -<span id="L4374" class="LineNr">4374 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4375" class="LineNr">4375 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4376" class="LineNr">4376 </span> 5d/pop-to-EBP -<span id="L4377" class="LineNr">4377 </span> c3/return -<span id="L4378" class="LineNr">4378 </span> -<span id="L4379" class="LineNr">4379 </span><span class="subxTest">test-num-bytes-handles-empty-string</span>: -<span id="L4380" class="LineNr">4380 </span> <span class="subxComment"># if a line starts with '#', return 0</span> -<span id="L4381" class="LineNr">4381 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4382" class="LineNr">4382 </span> 55/push-EBP -<span id="L4383" class="LineNr">4383 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4384" class="LineNr">4384 </span> <span class="subxComment"># setup</span> -<span id="L4385" class="LineNr">4385 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4386" class="LineNr">4386 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4387" class="LineNr">4387 </span> 68/push _test-input-stream/imm32 -<span id="L4388" class="LineNr">4388 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4389" class="LineNr">4389 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4390" class="LineNr">4390 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4391" class="LineNr">4391 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4392" class="LineNr">4392 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4393" class="LineNr">4393 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4394" class="LineNr">4394 </span> 68/push _test-output-stream/imm32 -<span id="L4395" class="LineNr">4395 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4396" class="LineNr">4396 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4397" class="LineNr">4397 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4398" class="LineNr">4398 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4399" class="LineNr">4399 </span> <span class="subxComment"># no contents in input</span> -<span id="L4400" class="LineNr">4400 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4401" class="LineNr">4401 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4402" class="LineNr">4402 </span> 68/push _test-input-stream/imm32 -<span id="L4403" class="LineNr">4403 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4404" class="LineNr">4404 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4405" class="LineNr">4405 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4406" class="LineNr">4406 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4407" class="LineNr">4407 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L4408" class="LineNr">4408 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4409" class="LineNr">4409 </span> 68/push <span class="Constant">"F - test-num-bytes-handles-empty-string"</span>/imm32 -<span id="L4410" class="LineNr">4410 </span> 68/push 0/imm32/true -<span id="L4411" class="LineNr">4411 </span> 50/push-EAX -<span id="L4412" class="LineNr">4412 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4413" class="LineNr">4413 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4414" class="LineNr">4414 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4415" class="LineNr">4415 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4416" class="LineNr">4416 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4417" class="LineNr">4417 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4418" class="LineNr">4418 </span> 5d/pop-to-EBP -<span id="L4419" class="LineNr">4419 </span> c3/return -<span id="L4420" class="LineNr">4420 </span> -<span id="L4421" class="LineNr">4421 </span><span class="subxTest">test-num-bytes-ignores-comments</span>: -<span id="L4422" class="LineNr">4422 </span> <span class="subxComment"># if a line starts with '#', return 0</span> -<span id="L4423" class="LineNr">4423 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4424" class="LineNr">4424 </span> 55/push-EBP -<span id="L4425" class="LineNr">4425 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4426" class="LineNr">4426 </span> <span class="subxComment"># setup</span> -<span id="L4427" class="LineNr">4427 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4428" class="LineNr">4428 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4429" class="LineNr">4429 </span> 68/push _test-input-stream/imm32 -<span id="L4430" class="LineNr">4430 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4431" class="LineNr">4431 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4432" class="LineNr">4432 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4433" class="LineNr">4433 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4434" class="LineNr">4434 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4435" class="LineNr">4435 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4436" class="LineNr">4436 </span> 68/push _test-output-stream/imm32 -<span id="L4437" class="LineNr">4437 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4438" class="LineNr">4438 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4439" class="LineNr">4439 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4440" class="LineNr">4440 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4441" class="LineNr">4441 </span> <span class="subxComment"># initialize input</span> -<span id="L4442" class="LineNr">4442 </span> <span class="subxS1Comment"># . write(_test-input-stream, "# abcd")</span> -<span id="L4443" class="LineNr">4443 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4444" class="LineNr">4444 </span> 68/push <span class="Constant">"# abcd"</span>/imm32 -<span id="L4445" class="LineNr">4445 </span> 68/push _test-input-stream/imm32 -<span id="L4446" class="LineNr">4446 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4447" class="LineNr">4447 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4448" class="LineNr">4448 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4449" class="LineNr">4449 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4450" class="LineNr">4450 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4451" class="LineNr">4451 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4452" class="LineNr">4452 </span> 68/push _test-input-stream/imm32 -<span id="L4453" class="LineNr">4453 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4454" class="LineNr">4454 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4455" class="LineNr">4455 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4456" class="LineNr">4456 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4457" class="LineNr">4457 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L4458" class="LineNr">4458 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4459" class="LineNr">4459 </span> 68/push <span class="Constant">"F - test-num-bytes-ignores-comments"</span>/imm32 -<span id="L4460" class="LineNr">4460 </span> 68/push 0/imm32/true -<span id="L4461" class="LineNr">4461 </span> 50/push-EAX -<span id="L4462" class="LineNr">4462 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4463" class="LineNr">4463 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4464" class="LineNr">4464 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4465" class="LineNr">4465 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4466" class="LineNr">4466 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4467" class="LineNr">4467 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4468" class="LineNr">4468 </span> 5d/pop-to-EBP -<span id="L4469" class="LineNr">4469 </span> c3/return -<span id="L4470" class="LineNr">4470 </span> -<span id="L4471" class="LineNr">4471 </span><span class="subxTest">test-num-bytes-ignores-labels</span>: -<span id="L4472" class="LineNr">4472 </span> <span class="subxComment"># if the first word ends with ':', return 0</span> -<span id="L4473" class="LineNr">4473 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4474" class="LineNr">4474 </span> 55/push-EBP -<span id="L4475" class="LineNr">4475 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4476" class="LineNr">4476 </span> <span class="subxComment"># setup</span> -<span id="L4477" class="LineNr">4477 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4478" class="LineNr">4478 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4479" class="LineNr">4479 </span> 68/push _test-input-stream/imm32 -<span id="L4480" class="LineNr">4480 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4481" class="LineNr">4481 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4482" class="LineNr">4482 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4483" class="LineNr">4483 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4484" class="LineNr">4484 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4485" class="LineNr">4485 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4486" class="LineNr">4486 </span> 68/push _test-output-stream/imm32 -<span id="L4487" class="LineNr">4487 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4488" class="LineNr">4488 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4489" class="LineNr">4489 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4490" class="LineNr">4490 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4491" class="LineNr">4491 </span> <span class="subxComment"># initialize input</span> -<span id="L4492" class="LineNr">4492 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab: # cd")</span> -<span id="L4493" class="LineNr">4493 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4494" class="LineNr">4494 </span> 68/push <span class="Constant">"ab: # cd"</span>/imm32 -<span id="L4495" class="LineNr">4495 </span> 68/push _test-input-stream/imm32 -<span id="L4496" class="LineNr">4496 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4497" class="LineNr">4497 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4498" class="LineNr">4498 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4499" class="LineNr">4499 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4500" class="LineNr">4500 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4501" class="LineNr">4501 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4502" class="LineNr">4502 </span> 68/push _test-input-stream/imm32 -<span id="L4503" class="LineNr">4503 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4504" class="LineNr">4504 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4505" class="LineNr">4505 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4506" class="LineNr">4506 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4507" class="LineNr">4507 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L4508" class="LineNr">4508 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4509" class="LineNr">4509 </span> 68/push <span class="Constant">"F - test-num-bytes-ignores-labels"</span>/imm32 -<span id="L4510" class="LineNr">4510 </span> 68/push 0/imm32/true -<span id="L4511" class="LineNr">4511 </span> 50/push-EAX -<span id="L4512" class="LineNr">4512 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4513" class="LineNr">4513 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4514" class="LineNr">4514 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4515" class="LineNr">4515 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4516" class="LineNr">4516 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4517" class="LineNr">4517 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4518" class="LineNr">4518 </span> 5d/pop-to-EBP -<span id="L4519" class="LineNr">4519 </span> c3/return -<span id="L4520" class="LineNr">4520 </span> -<span id="L4521" class="LineNr">4521 </span><span class="subxTest">test-num-bytes-ignores-segment-headers</span>: -<span id="L4522" class="LineNr">4522 </span> <span class="subxComment"># if the first word is '==', return 0</span> -<span id="L4523" class="LineNr">4523 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4524" class="LineNr">4524 </span> 55/push-EBP -<span id="L4525" class="LineNr">4525 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4526" class="LineNr">4526 </span> <span class="subxComment"># setup</span> -<span id="L4527" class="LineNr">4527 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4528" class="LineNr">4528 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4529" class="LineNr">4529 </span> 68/push _test-input-stream/imm32 -<span id="L4530" class="LineNr">4530 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4531" class="LineNr">4531 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4532" class="LineNr">4532 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4533" class="LineNr">4533 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4534" class="LineNr">4534 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4535" class="LineNr">4535 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4536" class="LineNr">4536 </span> 68/push _test-output-stream/imm32 -<span id="L4537" class="LineNr">4537 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4538" class="LineNr">4538 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4539" class="LineNr">4539 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4540" class="LineNr">4540 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4541" class="LineNr">4541 </span> <span class="subxComment"># initialize input</span> -<span id="L4542" class="LineNr">4542 </span> <span class="subxS1Comment"># . write(_test-input-stream, "== ab cd")</span> -<span id="L4543" class="LineNr">4543 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4544" class="LineNr">4544 </span> 68/push <span class="Constant">"== ab cd"</span>/imm32 -<span id="L4545" class="LineNr">4545 </span> 68/push _test-input-stream/imm32 -<span id="L4546" class="LineNr">4546 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4547" class="LineNr">4547 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4548" class="LineNr">4548 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4549" class="LineNr">4549 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4550" class="LineNr">4550 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4551" class="LineNr">4551 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4552" class="LineNr">4552 </span> 68/push _test-input-stream/imm32 -<span id="L4553" class="LineNr">4553 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4554" class="LineNr">4554 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4555" class="LineNr">4555 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4556" class="LineNr">4556 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4557" class="LineNr">4557 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L4558" class="LineNr">4558 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4559" class="LineNr">4559 </span> 68/push <span class="Constant">"F - test-num-bytes-ignores-segment-headers"</span>/imm32 -<span id="L4560" class="LineNr">4560 </span> 68/push 0/imm32/true -<span id="L4561" class="LineNr">4561 </span> 50/push-EAX -<span id="L4562" class="LineNr">4562 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4563" class="LineNr">4563 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4564" class="LineNr">4564 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4565" class="LineNr">4565 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4566" class="LineNr">4566 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4567" class="LineNr">4567 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4568" class="LineNr">4568 </span> 5d/pop-to-EBP -<span id="L4569" class="LineNr">4569 </span> c3/return -<span id="L4570" class="LineNr">4570 </span> -<span id="L4571" class="LineNr">4571 </span><span class="subxTest">test-num-bytes-counts-words-by-default</span>: -<span id="L4572" class="LineNr">4572 </span> <span class="subxComment"># without metadata, count words</span> -<span id="L4573" class="LineNr">4573 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4574" class="LineNr">4574 </span> 55/push-EBP -<span id="L4575" class="LineNr">4575 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4576" class="LineNr">4576 </span> <span class="subxComment"># setup</span> -<span id="L4577" class="LineNr">4577 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4578" class="LineNr">4578 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4579" class="LineNr">4579 </span> 68/push _test-input-stream/imm32 -<span id="L4580" class="LineNr">4580 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4581" class="LineNr">4581 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4582" class="LineNr">4582 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4583" class="LineNr">4583 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4584" class="LineNr">4584 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4585" class="LineNr">4585 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4586" class="LineNr">4586 </span> 68/push _test-output-stream/imm32 -<span id="L4587" class="LineNr">4587 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4588" class="LineNr">4588 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4589" class="LineNr">4589 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4590" class="LineNr">4590 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4591" class="LineNr">4591 </span> <span class="subxComment"># initialize input</span> -<span id="L4592" class="LineNr">4592 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd ef")</span> -<span id="L4593" class="LineNr">4593 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4594" class="LineNr">4594 </span> 68/push <span class="Constant">"ab cd ef"</span>/imm32 -<span id="L4595" class="LineNr">4595 </span> 68/push _test-input-stream/imm32 -<span id="L4596" class="LineNr">4596 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4597" class="LineNr">4597 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4598" class="LineNr">4598 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4599" class="LineNr">4599 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4600" class="LineNr">4600 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4601" class="LineNr">4601 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4602" class="LineNr">4602 </span> 68/push _test-input-stream/imm32 -<span id="L4603" class="LineNr">4603 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4604" class="LineNr">4604 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4605" class="LineNr">4605 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4606" class="LineNr">4606 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4607" class="LineNr">4607 </span> <span class="subxComment"># check-ints-equal(EAX, 3, msg)</span> -<span id="L4608" class="LineNr">4608 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4609" class="LineNr">4609 </span> 68/push <span class="Constant">"F - test-num-bytes-counts-words-by-default"</span>/imm32 -<span id="L4610" class="LineNr">4610 </span> 68/push 3/imm32/true -<span id="L4611" class="LineNr">4611 </span> 50/push-EAX -<span id="L4612" class="LineNr">4612 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4613" class="LineNr">4613 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4614" class="LineNr">4614 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4615" class="LineNr">4615 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4616" class="LineNr">4616 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4617" class="LineNr">4617 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4618" class="LineNr">4618 </span> 5d/pop-to-EBP -<span id="L4619" class="LineNr">4619 </span> c3/return -<span id="L4620" class="LineNr">4620 </span> -<span id="L4621" class="LineNr">4621 </span><span class="subxTest">test-num-bytes-ignores-trailing-comment</span>: -<span id="L4622" class="LineNr">4622 </span> <span class="subxComment"># trailing comments appropriately ignored</span> -<span id="L4623" class="LineNr">4623 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4624" class="LineNr">4624 </span> 55/push-EBP -<span id="L4625" class="LineNr">4625 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4626" class="LineNr">4626 </span> <span class="subxComment"># setup</span> -<span id="L4627" class="LineNr">4627 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4628" class="LineNr">4628 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4629" class="LineNr">4629 </span> 68/push _test-input-stream/imm32 -<span id="L4630" class="LineNr">4630 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4631" class="LineNr">4631 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4632" class="LineNr">4632 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4633" class="LineNr">4633 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4634" class="LineNr">4634 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4635" class="LineNr">4635 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4636" class="LineNr">4636 </span> 68/push _test-output-stream/imm32 -<span id="L4637" class="LineNr">4637 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4638" class="LineNr">4638 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4639" class="LineNr">4639 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4640" class="LineNr">4640 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4641" class="LineNr">4641 </span> <span class="subxComment"># initialize input</span> -<span id="L4642" class="LineNr">4642 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd # ef")</span> -<span id="L4643" class="LineNr">4643 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4644" class="LineNr">4644 </span> 68/push <span class="Constant">"ab cd # ef"</span>/imm32 -<span id="L4645" class="LineNr">4645 </span> 68/push _test-input-stream/imm32 -<span id="L4646" class="LineNr">4646 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4647" class="LineNr">4647 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4648" class="LineNr">4648 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4649" class="LineNr">4649 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4650" class="LineNr">4650 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4651" class="LineNr">4651 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4652" class="LineNr">4652 </span> 68/push _test-input-stream/imm32 -<span id="L4653" class="LineNr">4653 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4654" class="LineNr">4654 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4655" class="LineNr">4655 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4656" class="LineNr">4656 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4657" class="LineNr">4657 </span> <span class="subxComment"># check-ints-equal(EAX, 2, msg)</span> -<span id="L4658" class="LineNr">4658 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4659" class="LineNr">4659 </span> 68/push <span class="Constant">"F - test-num-bytes-ignores-trailing-comment"</span>/imm32 -<span id="L4660" class="LineNr">4660 </span> 68/push 2/imm32/true -<span id="L4661" class="LineNr">4661 </span> 50/push-EAX -<span id="L4662" class="LineNr">4662 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4663" class="LineNr">4663 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4664" class="LineNr">4664 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4665" class="LineNr">4665 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4666" class="LineNr">4666 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4667" class="LineNr">4667 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4668" class="LineNr">4668 </span> 5d/pop-to-EBP -<span id="L4669" class="LineNr">4669 </span> c3/return -<span id="L4670" class="LineNr">4670 </span> -<span id="L4671" class="LineNr">4671 </span><span class="subxTest">test-num-bytes-handles-imm32</span>: -<span id="L4672" class="LineNr">4672 </span> <span class="subxComment"># if a word has the /imm32 metadata, count it as 4 bytes</span> -<span id="L4673" class="LineNr">4673 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L4674" class="LineNr">4674 </span> 55/push-EBP -<span id="L4675" class="LineNr">4675 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L4676" class="LineNr">4676 </span> <span class="subxComment"># setup</span> -<span id="L4677" class="LineNr">4677 </span> <span class="subxS1Comment"># . clear-stream(_test-input-stream)</span> -<span id="L4678" class="LineNr">4678 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4679" class="LineNr">4679 </span> 68/push _test-input-stream/imm32 -<span id="L4680" class="LineNr">4680 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4681" class="LineNr">4681 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4682" class="LineNr">4682 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4683" class="LineNr">4683 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4684" class="LineNr">4684 </span> <span class="subxS1Comment"># . clear-stream(_test-output-stream)</span> -<span id="L4685" class="LineNr">4685 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4686" class="LineNr">4686 </span> 68/push _test-output-stream/imm32 -<span id="L4687" class="LineNr">4687 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4688" class="LineNr">4688 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L4689" class="LineNr">4689 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4690" class="LineNr">4690 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4691" class="LineNr">4691 </span> <span class="subxComment"># initialize input</span> -<span id="L4692" class="LineNr">4692 </span> <span class="subxS1Comment"># . write(_test-input-stream, "ab cd/imm32 ef")</span> -<span id="L4693" class="LineNr">4693 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4694" class="LineNr">4694 </span> 68/push <span class="Constant">"ab cd/imm32 ef"</span>/imm32 -<span id="L4695" class="LineNr">4695 </span> 68/push _test-input-stream/imm32 -<span id="L4696" class="LineNr">4696 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4697" class="LineNr">4697 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L4698" class="LineNr">4698 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4699" class="LineNr">4699 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4700" class="LineNr">4700 </span> <span class="subxComment"># EAX = num-bytes(_test-input-stream)</span> -<span id="L4701" class="LineNr">4701 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4702" class="LineNr">4702 </span> 68/push _test-input-stream/imm32 -<span id="L4703" class="LineNr">4703 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4704" class="LineNr">4704 </span> e8/call <a href='survey.subx.html#L4176'>num-bytes</a>/disp32 -<span id="L4705" class="LineNr">4705 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4706" class="LineNr">4706 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4707" class="LineNr">4707 </span> <span class="subxComment"># check-ints-equal(EAX, 6, msg)</span> -<span id="L4708" class="LineNr">4708 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L4709" class="LineNr">4709 </span> 68/push <span class="Constant">"F - test-num-bytes-handles-imm32"</span>/imm32 -<span id="L4710" class="LineNr">4710 </span> 68/push 6/imm32/true -<span id="L4711" class="LineNr">4711 </span> 50/push-EAX -<span id="L4712" class="LineNr">4712 </span> <span class="subxS2Comment"># . . call</span> -<span id="L4713" class="LineNr">4713 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L4714" class="LineNr">4714 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L4715" class="LineNr">4715 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L4716" class="LineNr">4716 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L4717" class="LineNr">4717 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L4718" class="LineNr">4718 </span> 5d/pop-to-EBP -<span id="L4719" class="LineNr">4719 </span> c3/return -<span id="L4720" class="LineNr">4720 </span> -<span id="L4721" class="LineNr">4721 </span>== data -<span id="L4722" class="LineNr">4722 </span> -<span id="L4723" class="LineNr">4723 </span><span class="subxComment"># This block of bytes gets copied to the start of the output ELF file, with</span> -<span id="L4724" class="LineNr">4724 </span><span class="subxComment"># some fields filled in.</span> -<span id="L4725" class="LineNr">4725 </span><span class="subxComment"># <a href="http://www.sco.com/developers/gabi/latest/ch4.eheader.html">http://www.sco.com/developers/gabi/latest/ch4.eheader.html</a></span> -<span id="L4726" class="LineNr">4726 </span><span class="SpecialChar">Elf_header</span>: -<span id="L4727" class="LineNr">4727 </span> <span class="subxH1Comment"># - length</span> -<span id="L4728" class="LineNr">4728 </span> 0x34/imm32 -<span id="L4729" class="LineNr">4729 </span> <span class="subxH1Comment"># - data</span> -<span id="L4730" class="LineNr">4730 </span><span class="Constant">$e_ident</span>: -<span id="L4731" class="LineNr">4731 </span> 7f 45/E 4c/L 46/F -<span id="L4732" class="LineNr">4732 </span> 01/32-bit 01/little-endian 01/file-version 00/no-os-extensions -<span id="L4733" class="LineNr">4733 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes of padding</span> -<span id="L4734" class="LineNr">4734 </span><span class="Constant">$e_type</span>: -<span id="L4735" class="LineNr">4735 </span> 02 00 -<span id="L4736" class="LineNr">4736 </span><span class="Constant">$e_machine</span>: -<span id="L4737" class="LineNr">4737 </span> 03 00 -<span id="L4738" class="LineNr">4738 </span><span class="Constant">$e_version</span>: -<span id="L4739" class="LineNr">4739 </span> 1/imm32 -<span id="L4740" class="LineNr">4740 </span><span class="SpecialChar">Elf_e_entry</span>: -<span id="L4741" class="LineNr">4741 </span> 0x09000000/imm32 <span class="subxComment"># approximate default; must be updated</span> -<span id="L4742" class="LineNr">4742 </span><span class="Constant">$e_phoff</span>: -<span id="L4743" class="LineNr">4743 </span> 0x34/imm32 <span class="subxComment"># offset for the 'program header table' containing segment headers</span> -<span id="L4744" class="LineNr">4744 </span><span class="Constant">$e_shoff</span>: -<span id="L4745" class="LineNr">4745 </span> 0/imm32 <span class="subxComment"># no sections</span> -<span id="L4746" class="LineNr">4746 </span><span class="Constant">$e_flags</span>: -<span id="L4747" class="LineNr">4747 </span> 0/imm32 <span class="subxComment"># unused</span> -<span id="L4748" class="LineNr">4748 </span><span class="Constant">$e_ehsize</span>: -<span id="L4749" class="LineNr">4749 </span> 0x34 00 -<span id="L4750" class="LineNr">4750 </span><span class="Constant">$e_phentsize</span>: -<span id="L4751" class="LineNr">4751 </span> 0x20 00 -<span id="L4752" class="LineNr">4752 </span><span class="SpecialChar">Elf_e_phnum</span>: -<span id="L4753" class="LineNr">4753 </span> 00 00 <span class="subxComment"># number of segments; must be updated</span> -<span id="L4754" class="LineNr">4754 </span><span class="Constant">$e_shentsize</span>: -<span id="L4755" class="LineNr">4755 </span> 00 00 <span class="subxComment"># no sections</span> -<span id="L4756" class="LineNr">4756 </span><span class="Constant">$e_shnum</span>: -<span id="L4757" class="LineNr">4757 </span> 00 00 -<span id="L4758" class="LineNr">4758 </span><span class="Constant">$e_shstrndx</span>: -<span id="L4759" class="LineNr">4759 </span> 00 00 -<span id="L4760" class="LineNr">4760 </span> -<span id="L4761" class="LineNr">4761 </span><span class="subxComment"># This block of bytes gets copied after the Elf_header once for each segment.</span> -<span id="L4762" class="LineNr">4762 </span><span class="subxComment"># Some fields need filling in each time.</span> -<span id="L4763" class="LineNr">4763 </span><span class="subxComment"># <a href="https://docs.oracle.com/cd/E19683-01/816-1386/chapter6-83432/index.html">https://docs.oracle.com/cd/E19683-01/816-1386/chapter6-83432/index.html</a></span> -<span id="L4764" class="LineNr">4764 </span><span class="SpecialChar">Elf_program_header_entry</span>: -<span id="L4765" class="LineNr">4765 </span> <span class="subxH1Comment"># - length</span> -<span id="L4766" class="LineNr">4766 </span> 0x20/imm32 -<span id="L4767" class="LineNr">4767 </span> <span class="subxH1Comment"># - data</span> -<span id="L4768" class="LineNr">4768 </span><span class="Constant">$p_type</span>: -<span id="L4769" class="LineNr">4769 </span> 1/imm32/PT_LOAD -<span id="L4770" class="LineNr">4770 </span><span class="SpecialChar">Elf_p_offset</span>: -<span id="L4771" class="LineNr">4771 </span> 0/imm32 <span class="subxComment"># byte offset in the file at which a segment begins; must be updated</span> -<span id="L4772" class="LineNr">4772 </span><span class="SpecialChar">Elf_p_vaddr</span>: -<span id="L4773" class="LineNr">4773 </span> 0/imm32 <span class="subxComment"># starting address to store the segment at before running the program</span> -<span id="L4774" class="LineNr">4774 </span><span class="SpecialChar">Elf_p_paddr</span>: -<span id="L4775" class="LineNr">4775 </span> 0/imm32 <span class="subxComment"># should have same value as Elf_p_vaddr</span> -<span id="L4776" class="LineNr">4776 </span><span class="SpecialChar">Elf_p_filesz</span>: -<span id="L4777" class="LineNr">4777 </span> 0/imm32 -<span id="L4778" class="LineNr">4778 </span><span class="SpecialChar">Elf_p_memsz</span>: -<span id="L4779" class="LineNr">4779 </span> 0/imm32 <span class="subxComment"># should have same value as Elf_p_filesz</span> -<span id="L4780" class="LineNr">4780 </span><span class="SpecialChar">Elf_p_flags</span>: -<span id="L4781" class="LineNr">4781 </span> 6/imm32/rw- <span class="subxComment"># read/write/execute permissions for the segment; must be updated for the code segment</span> -<span id="L4782" class="LineNr">4782 </span><span class="Constant">$p_align</span>: -<span id="L4783" class="LineNr">4783 </span> <span class="subxComment"># we hold this constant; changing it will require adjusting the way we</span> -<span id="L4784" class="LineNr">4784 </span> <span class="subxComment"># compute the starting address for each segment</span> -<span id="L4785" class="LineNr">4785 </span> 0x1000/imm32 -<span id="L4786" class="LineNr">4786 </span> -<span id="L4787" class="LineNr">4787 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/apps/tests.subx.html b/html/subx/apps/tests.subx.html deleted file mode 100644 index 09cfe679..00000000 --- a/html/subx/apps/tests.subx.html +++ /dev/null @@ -1,343 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/apps/tests.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/apps/tests.subx'>https://github.com/akkartik/mu/blob/master/subx/apps/tests.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Generate code for a new function called 'run-tests' which calls in sequence</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># all functions starting with 'test-'.</span> -<span id="L3" class="LineNr"> 3 </span> -<span id="L4" class="LineNr"> 4 </span>== code -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="SpecialChar">Entry</span>: -<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># Heap = new-segment(Heap-size)</span> -<span id="L11" class="LineNr"> 11 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L12" class="LineNr"> 12 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L13" class="LineNr"> 13 </span> 68/push <span class="SpecialChar">Heap-size</span>/imm32 -<span id="L14" class="LineNr"> 14 </span> <span class="subxS2Comment"># . . call</span> -<span id="L15" class="LineNr"> 15 </span> e8/call <a href='../053new-segment.subx.html#L41'>new-segment</a>/disp32 -<span id="L16" class="LineNr"> 16 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L17" class="LineNr"> 17 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L18" class="LineNr"> 18 </span> <span class="subxComment"># initialize-trace-stream(256KB)</span> -<span id="L19" class="LineNr"> 19 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L20" class="LineNr"> 20 </span> 68/push 0x40000/imm32/256KB -<span id="L21" class="LineNr"> 21 </span> <span class="subxS2Comment"># . . call</span> -<span id="L22" class="LineNr"> 22 </span> e8/call <a href='../056trace.subx.html#L44'>initialize-trace-stream</a>/disp32 -<span id="L23" class="LineNr"> 23 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L24" class="LineNr"> 24 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># run tests if necessary, convert stdin if not</span> -<span id="L27" class="LineNr"> 27 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L28" class="LineNr"> 28 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L29" class="LineNr"> 29 </span> <span class="subxComment"># initialize heap</span> -<span id="L30" class="LineNr"> 30 </span> <span class="subxH1Comment"># - if argc > 1 and argv[1] == "test", then return run_tests()</span> -<span id="L31" class="LineNr"> 31 </span> <span class="subxS1Comment"># . argc > 1</span> -<span id="L32" class="LineNr"> 32 </span> 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/disp8 1/imm32 <span class="subxComment"># compare *EBP</span> -<span id="L33" class="LineNr"> 33 </span> 7e/jump-if-lesser-or-equal $run-main/disp8 -<span id="L34" class="LineNr"> 34 </span> <span class="subxS1Comment"># . argv[1] == "test"</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L36" class="LineNr"> 36 </span> 68/push <span class="Constant">"test"</span>/imm32 -<span id="L37" class="LineNr"> 37 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxS2Comment"># . . call</span> -<span id="L39" class="LineNr"> 39 </span> e8/call <a href='../052kernel-string-equal.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L40" class="LineNr"> 40 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L41" class="LineNr"> 41 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxS1Comment"># . check result</span> -<span id="L43" class="LineNr"> 43 </span> 3d/compare-EAX-and 1/imm32 -<span id="L44" class="LineNr"> 44 </span> 75/jump-if-not-equal $run-main/disp8 -<span id="L45" class="LineNr"> 45 </span> <span class="subxS1Comment"># . run-tests()</span> -<span id="L46" class="LineNr"> 46 </span> e8/call run-tests/disp32 -<span id="L47" class="LineNr"> 47 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="SpecialChar"><a href='../051test.subx.html#L90'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to EBX</span> -<span id="L48" class="LineNr"> 48 </span> eb/jump $main:end/disp8 -<span id="L49" class="LineNr"> 49 </span><span class="Constant">$run-main</span>: -<span id="L50" class="LineNr"> 50 </span> <span class="subxH1Comment"># - otherwise convert stdin</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># convert(Stdin, Stdout)</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L53" class="LineNr"> 53 </span> 68/push <span class="SpecialChar"><a href='../064write-byte.subx.html#L10'>Stdout</a></span>/imm32 -<span id="L54" class="LineNr"> 54 </span> 68/push <span class="SpecialChar"><a href='../061read-byte.subx.html#L14'>Stdin</a></span>/imm32 -<span id="L55" class="LineNr"> 55 </span> <span class="subxS2Comment"># . . call</span> -<span id="L56" class="LineNr"> 56 </span> e8/call <a href='tests.subx.html#L65'>convert</a>/disp32 -<span id="L57" class="LineNr"> 57 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L58" class="LineNr"> 58 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L59" class="LineNr"> 59 </span> <span class="subxS1Comment"># . syscall(exit, 0)</span> -<span id="L60" class="LineNr"> 60 </span> bb/copy-to-EBX 0/imm32 -<span id="L61" class="LineNr"> 61 </span><span class="Constant">$main:end</span>: -<span id="L62" class="LineNr"> 62 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L63" class="LineNr"> 63 </span> cd/syscall 0x80/imm8 -<span id="L64" class="LineNr"> 64 </span> -<span id="L65" class="LineNr"> 65 </span><span class="subxFunction">convert</span>: <span class="subxComment"># in : (address buffered-file), out : (address buffered-file) -> <void></span> -<span id="L66" class="LineNr"> 66 </span> <span class="subxComment"># pseudocode</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># bool tests-found = false</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxComment"># var line = new-stream(512, 1)</span> -<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># var new-code-segment = new-stream(Segment-size, 1)</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># write(new-code-segment, "\n==code\n")</span> -<span id="L71" class="LineNr"> 71 </span> <span class="subxComment"># write(new-code-segment, "run-tests:\n")</span> -<span id="L72" class="LineNr"> 72 </span> <span class="subxComment"># while true</span> -<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># if (line->write == 0) break # end of file</span> -<span id="L76" class="LineNr"> 76 </span> <span class="subxComment"># var word-slice = next-word(line)</span> -<span id="L77" class="LineNr"> 77 </span> <span class="subxComment"># if is-label?(word-slice)</span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># if slice-starts-with?(word-slice, "test-")</span> -<span id="L79" class="LineNr"> 79 </span> <span class="subxComment"># tests-found = true</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># write(new-code-segment, " e8/call ")</span> -<span id="L81" class="LineNr"> 81 </span> <span class="subxComment"># write-slice(new-code-segment, word-slice)</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxComment"># write(new-code-segment, "/disp32\n")</span> -<span id="L83" class="LineNr"> 83 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L84" class="LineNr"> 84 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># if tests-found</span> -<span id="L86" class="LineNr"> 86 </span> <span class="subxComment"># write(new-code-segment, " c3/return\n")</span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># write-stream-data(out, new-code-segment)</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># flush(out)</span> -<span id="L89" class="LineNr"> 89 </span> <span class="subxComment">#</span> -<span id="L90" class="LineNr"> 90 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L91" class="LineNr"> 91 </span> 55/push-EBP -<span id="L92" class="LineNr"> 92 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L93" class="LineNr"> 93 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L94" class="LineNr"> 94 </span> 50/push-EAX -<span id="L95" class="LineNr"> 95 </span> 51/push-ECX -<span id="L96" class="LineNr"> 96 </span> 52/push-EDX -<span id="L97" class="LineNr"> 97 </span> 53/push-EBX -<span id="L98" class="LineNr"> 98 </span> 57/push-EDI -<span id="L99" class="LineNr"> 99 </span> <span class="subxComment"># var line/ECX : (address stream byte) = stream(512)</span> -<span id="L100" class="LineNr">100 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x200/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L101" class="LineNr">101 </span> 68/push 0x200/imm32/length -<span id="L102" class="LineNr">102 </span> 68/push 0/imm32/read -<span id="L103" class="LineNr">103 </span> 68/push 0/imm32/write -<span id="L104" class="LineNr">104 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to ECX</span> -<span id="L105" class="LineNr">105 </span> <span class="subxComment"># var word-slice/EDX = {0, 0}</span> -<span id="L106" class="LineNr">106 </span> 68/push 0/imm32/end -<span id="L107" class="LineNr">107 </span> 68/push 0/imm32/start -<span id="L108" class="LineNr">108 </span> 89/copy 3/mod/direct 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EDX</span> -<span id="L109" class="LineNr">109 </span> <span class="subxComment"># tests-found?/EBX = false</span> -<span id="L110" class="LineNr">110 </span> 31/xor 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear EBX</span> -<span id="L111" class="LineNr">111 </span> <span class="subxComment"># new-code-segment/EDI = new-stream(Heap, Segment-size, 1)</span> -<span id="L112" class="LineNr">112 </span> <span class="subxS1Comment"># . EAX = new-stream(Heap, Segment-size, 1)</span> -<span id="L113" class="LineNr">113 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L114" class="LineNr">114 </span> 68/push 1/imm32 -<span id="L115" class="LineNr">115 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar">Segment-size</span>/disp32 <span class="subxComment"># push *Segment-size</span> -<span id="L116" class="LineNr">116 </span> 68/push <span class="SpecialChar"><a href='../075array-equal.subx.html#L623'>Heap</a></span>/imm32 -<span id="L117" class="LineNr">117 </span> <span class="subxS2Comment"># . . call</span> -<span id="L118" class="LineNr">118 </span> e8/call <a href='../070new-stream.subx.html#L8'>new-stream</a>/disp32 -<span id="L119" class="LineNr">119 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L120" class="LineNr">120 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L121" class="LineNr">121 </span> <span class="subxS1Comment"># . EDI = EAX</span> -<span id="L122" class="LineNr">122 </span> 89/copy 3/mod/direct 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EDI</span> -<span id="L123" class="LineNr">123 </span> <span class="subxComment"># write(new-code-segment, "\n== code\n")</span> -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L125" class="LineNr">125 </span> 68/push <span class="Constant">"\n== code\n"</span>/imm32 -<span id="L126" class="LineNr">126 </span> 57/push-EDI -<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . call</span> -<span id="L128" class="LineNr">128 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L130" class="LineNr">130 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L131" class="LineNr">131 </span> <span class="subxComment"># write(new-code-segment, "run-tests:\n")</span> -<span id="L132" class="LineNr">132 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L133" class="LineNr">133 </span> 68/push <span class="Constant">"run-tests:\n"</span>/imm32 -<span id="L134" class="LineNr">134 </span> 57/push-EDI -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . call</span> -<span id="L136" class="LineNr">136 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L137" class="LineNr">137 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L138" class="LineNr">138 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L139" class="LineNr">139 </span><span class="Constant">$convert:loop</span>: -<span id="L140" class="LineNr">140 </span> <span class="subxComment"># clear-stream(line)</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L142" class="LineNr">142 </span> 51/push-ECX -<span id="L143" class="LineNr">143 </span> <span class="subxS2Comment"># . . call</span> -<span id="L144" class="LineNr">144 </span> e8/call <a href='../055stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L145" class="LineNr">145 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L146" class="LineNr">146 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L147" class="LineNr">147 </span> <span class="subxComment"># read-line-buffered(in, line)</span> -<span id="L148" class="LineNr">148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L149" class="LineNr">149 </span> 51/push-ECX -<span id="L150" class="LineNr">150 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L151" class="LineNr">151 </span> <span class="subxS2Comment"># . . call</span> -<span id="L152" class="LineNr">152 </span> e8/call <a href='../071read-line.subx.html#L9'>read-line-buffered</a>/disp32 -<span id="L153" class="LineNr">153 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L154" class="LineNr">154 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L155" class="LineNr">155 </span><span class="Constant">$convert:check0</span>: -<span id="L156" class="LineNr">156 </span> <span class="subxComment"># if (line->write == 0) break</span> -<span id="L157" class="LineNr">157 </span> 81 7/subop/compare 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare *ECX</span> -<span id="L158" class="LineNr">158 </span> 0f 84/jump-if-equal $convert:break/disp32 -<span id="L159" class="LineNr">159 </span> <span class="subxComment"># next-word(line, word-slice)</span> -<span id="L160" class="LineNr">160 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L161" class="LineNr">161 </span> 52/push-EDX -<span id="L162" class="LineNr">162 </span> 51/push-ECX -<span id="L163" class="LineNr">163 </span> <span class="subxS2Comment"># . . call</span> -<span id="L164" class="LineNr">164 </span> e8/call next-word/disp32 -<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L166" class="LineNr">166 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L167" class="LineNr">167 </span><span class="Constant">$convert:check-for-label</span>: -<span id="L168" class="LineNr">168 </span> <span class="subxComment"># if (!is-label?(word-slice)) continue</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS1Comment"># . EAX = is-label?(word-slice)</span> -<span id="L170" class="LineNr">170 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L171" class="LineNr">171 </span> 52/push-EDX -<span id="L172" class="LineNr">172 </span> <span class="subxS2Comment"># . . call</span> -<span id="L173" class="LineNr">173 </span> e8/call is-label?/disp32 -<span id="L174" class="LineNr">174 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L175" class="LineNr">175 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L176" class="LineNr">176 </span> <span class="subxS1Comment"># . if (EAX == 0) continue</span> -<span id="L177" class="LineNr">177 </span> 3d/compare-EAX-and 0/imm32 -<span id="L178" class="LineNr">178 </span> 74/jump-if-equal $convert:continue/disp8 -<span id="L179" class="LineNr">179 </span><span class="Constant">$convert:check-label-prefix</span>: -<span id="L180" class="LineNr">180 </span> <span class="subxComment"># strip trailing ':' from word-slice</span> -<span id="L181" class="LineNr">181 </span> ff 1/subop/decrement 1/mod/*+disp8 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># decrement *(EDX+4)</span> -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># if !slice-starts-with?(word-slice, "test-") continue</span> -<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L184" class="LineNr">184 </span> 68/push <span class="Constant">"test-"</span>/imm32 -<span id="L185" class="LineNr">185 </span> 52/push-EDX -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . call</span> -<span id="L187" class="LineNr">187 </span> e8/call <a href='../072slice.subx.html#L457'>slice-starts-with?</a>/disp32 -<span id="L188" class="LineNr">188 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L189" class="LineNr">189 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L190" class="LineNr">190 </span> <span class="subxS1Comment"># . if (EAX == 0) break</span> -<span id="L191" class="LineNr">191 </span> 3d/compare-EAX-and 0/imm32 -<span id="L192" class="LineNr">192 </span> 74/jump-if-equal $convert:continue/disp8 -<span id="L193" class="LineNr">193 </span><span class="Constant">$convert:call-test-function</span>: -<span id="L194" class="LineNr">194 </span> <span class="subxComment"># tests-found? = true</span> -<span id="L195" class="LineNr">195 </span> bb/copy-to-EBX 1/imm32/true -<span id="L196" class="LineNr">196 </span> <span class="subxComment"># write(new-code-segment, " e8/call ")</span> -<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L198" class="LineNr">198 </span> 68/push <span class="Constant">" e8/call "</span>/imm32 -<span id="L199" class="LineNr">199 </span> 57/push-EDI -<span id="L200" class="LineNr">200 </span> <span class="subxS2Comment"># . . call</span> -<span id="L201" class="LineNr">201 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L202" class="LineNr">202 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L203" class="LineNr">203 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L204" class="LineNr">204 </span> <span class="subxComment"># write-slice(new-code-segment, word-slice)</span> -<span id="L205" class="LineNr">205 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L206" class="LineNr">206 </span> 52/push-EDX -<span id="L207" class="LineNr">207 </span> 57/push-EDI -<span id="L208" class="LineNr">208 </span> <span class="subxS2Comment"># . . call</span> -<span id="L209" class="LineNr">209 </span> e8/call <a href='../072slice.subx.html#L762'>write-slice</a>/disp32 -<span id="L210" class="LineNr">210 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L211" class="LineNr">211 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L212" class="LineNr">212 </span> <span class="subxComment"># write(new-code-segment, "/disp32\n")</span> -<span id="L213" class="LineNr">213 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L214" class="LineNr">214 </span> 68/push <span class="Constant">"/disp32\n"</span>/imm32 -<span id="L215" class="LineNr">215 </span> 57/push-EDI -<span id="L216" class="LineNr">216 </span> <span class="subxS2Comment"># . . call</span> -<span id="L217" class="LineNr">217 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L218" class="LineNr">218 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L219" class="LineNr">219 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L220" class="LineNr">220 </span><span class="Constant">$convert:continue</span>: -<span id="L221" class="LineNr">221 </span> <span class="subxComment"># rewind-stream(line)</span> -<span id="L222" class="LineNr">222 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L223" class="LineNr">223 </span> 51/push-ECX -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . call</span> -<span id="L225" class="LineNr">225 </span> e8/call <a href='../055stream.subx.html#L55'>rewind-stream</a>/disp32 -<span id="L226" class="LineNr">226 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L227" class="LineNr">227 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L228" class="LineNr">228 </span> <span class="subxComment"># write-stream-data(out, line)</span> -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L230" class="LineNr">230 </span> 51/push-ECX -<span id="L231" class="LineNr">231 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L232" class="LineNr">232 </span> <span class="subxS2Comment"># . . call</span> -<span id="L233" class="LineNr">233 </span> e8/call write-stream-data/disp32 -<span id="L234" class="LineNr">234 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L235" class="LineNr">235 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L236" class="LineNr">236 </span> <span class="subxComment"># loop</span> -<span id="L237" class="LineNr">237 </span> e9/jump $convert:loop/disp32 -<span id="L238" class="LineNr">238 </span><span class="Constant">$convert:break</span>: -<span id="L239" class="LineNr">239 </span> <span class="subxComment"># if (!tests-found?) goto end</span> -<span id="L240" class="LineNr">240 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EBX</span> -<span id="L241" class="LineNr">241 </span> 74/jump-if-equal $convert:end/disp8 -<span id="L242" class="LineNr">242 </span> <span class="subxComment"># write(new-code-segment, " c3/return\n")</span> -<span id="L243" class="LineNr">243 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L244" class="LineNr">244 </span> 68/push <span class="Constant">" c3/return\n"</span>/imm32 -<span id="L245" class="LineNr">245 </span> 57/push-EDI -<span id="L246" class="LineNr">246 </span> <span class="subxS2Comment"># . . call</span> -<span id="L247" class="LineNr">247 </span> e8/call <a href='../057write.subx.html#L24'>write</a>/disp32 -<span id="L248" class="LineNr">248 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L249" class="LineNr">249 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L250" class="LineNr">250 </span> <span class="subxComment"># write-stream-data(out, new-code-segment)</span> -<span id="L251" class="LineNr">251 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L252" class="LineNr">252 </span> 57/push-EDI -<span id="L253" class="LineNr">253 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L254" class="LineNr">254 </span> <span class="subxS2Comment"># . . call</span> -<span id="L255" class="LineNr">255 </span> e8/call write-stream-data/disp32 -<span id="L256" class="LineNr">256 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L257" class="LineNr">257 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L258" class="LineNr">258 </span><span class="Constant">$convert:end</span>: -<span id="L259" class="LineNr">259 </span> <span class="subxComment"># flush(out)</span> -<span id="L260" class="LineNr">260 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L261" class="LineNr">261 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . call</span> -<span id="L263" class="LineNr">263 </span> e8/call <a href='../064write-byte.subx.html#L79'>flush</a>/disp32 -<span id="L264" class="LineNr">264 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L265" class="LineNr">265 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS1Comment"># . reclaim locals</span> -<span id="L267" class="LineNr">267 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x214/imm32 <span class="subxComment"># add to ESP</span> -<span id="L268" class="LineNr">268 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L269" class="LineNr">269 </span> 5f/pop-to-EDI -<span id="L270" class="LineNr">270 </span> 5b/pop-to-EBX -<span id="L271" class="LineNr">271 </span> 5a/pop-to-EDX -<span id="L272" class="LineNr">272 </span> 59/pop-to-ECX -<span id="L273" class="LineNr">273 </span> 58/pop-to-EAX -<span id="L274" class="LineNr">274 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L275" class="LineNr">275 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L276" class="LineNr">276 </span> 5d/pop-to-EBP -<span id="L277" class="LineNr">277 </span> c3/return -<span id="L278" class="LineNr">278 </span> -<span id="L279" class="LineNr">279 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/control0.png b/html/subx/control0.png deleted file mode 100644 index 8aaad930..00000000 --- a/html/subx/control0.png +++ /dev/null Binary files differdiff --git a/html/subx/control1.png b/html/subx/control1.png deleted file mode 100644 index 68e713d2..00000000 --- a/html/subx/control1.png +++ /dev/null Binary files differdiff --git a/html/subx/encoding.png b/html/subx/encoding.png deleted file mode 100644 index 9bb12f6c..00000000 --- a/html/subx/encoding.png +++ /dev/null Binary files differdiff --git a/html/subx/ex3.png b/html/subx/ex3.png deleted file mode 100644 index 94b40484..00000000 --- a/html/subx/ex3.png +++ /dev/null Binary files differdiff --git a/html/subx/examples/ex1.subx.html b/html/subx/examples/ex1.subx.html deleted file mode 100644 index 9a203cdc..00000000 --- a/html/subx/examples/ex1.subx.html +++ /dev/null @@ -1,80 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex1.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.LineNr { } -.SpecialChar { color: #d70000; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex1.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex1.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># First program: same as <a href="https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html">https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html</a></span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># Just return 42.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx translate examples/ex1.2.subx -o examples/ex1</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx run examples/ex1</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># Expected result:</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># $ echo $?</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># 42</span> -<span id="L10" class="LineNr">10 </span> -<span id="L11" class="LineNr">11 </span>== code 0x09000000 -<span id="L12" class="LineNr">12 </span> -<span id="L13" class="LineNr">13 </span><span class="SpecialChar">Entry</span>: -<span id="L14" class="LineNr">14 </span><span class="subxComment"># syscall(exit, 42)</span> -<span id="L15" class="LineNr">15 </span>bb/copy-to-EBX 2a/imm32 <span class="subxComment"># 42 in hex</span> -<span id="L16" class="LineNr">16 </span>b8/copy-to-EAX 1/imm32/exit -<span id="L17" class="LineNr">17 </span>cd/syscall 0x80/imm8 -<span id="L18" class="LineNr">18 </span> -<span id="L19" class="LineNr">19 </span>== data 0x0a000000 -<span id="L20" class="LineNr">20 </span> -<span id="L21" class="LineNr">21 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex10.subx.html b/html/subx/examples/ex10.subx.html deleted file mode 100644 index 4d84ab28..00000000 --- a/html/subx/examples/ex10.subx.html +++ /dev/null @@ -1,135 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex10.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex10.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex10.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># String comparison: return 1 iff the two args passed in at the commandline are equal.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex10.subx -o examples/ex10</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex10 abc abd</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo $?</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># 0 # false</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr">10 </span>== code 0x09000000 -<span id="L11" class="LineNr">11 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L12" class="LineNr">12 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L13" class="LineNr">13 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L14" class="LineNr">14 </span> -<span id="L15" class="LineNr">15 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># return argv-equal(argv[1], argv[2])</span> -<span id="L16" class="LineNr">16 </span><span class="subxComment"># At the start of a SubX program:</span> -<span id="L17" class="LineNr">17 </span><span class="subxComment"># argc: *ESP</span> -<span id="L18" class="LineNr">18 </span><span class="subxComment"># argv[0]: *(ESP+4)</span> -<span id="L19" class="LineNr">19 </span><span class="subxComment"># argv[1]: *(ESP+8)</span> -<span id="L20" class="LineNr">20 </span><span class="subxComment"># ...</span> -<span id="L21" class="LineNr">21 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L22" class="LineNr">22 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L23" class="LineNr">23 </span> <span class="subxComment"># argv-equal(argv[1], argv[2])</span> -<span id="L24" class="LineNr">24 </span> <span class="subxS2Comment"># . . push argv[2]</span> -<span id="L25" class="LineNr">25 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L26" class="LineNr">26 </span> <span class="subxS2Comment"># . . push argv[1]</span> -<span id="L27" class="LineNr">27 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L28" class="LineNr">28 </span> <span class="subxS2Comment"># . . call</span> -<span id="L29" class="LineNr">29 </span> e8/call <a href='ex10.subx.html#L37'>argv-equal</a>/disp32 -<span id="L30" class="LineNr">30 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L31" class="LineNr">31 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L32" class="LineNr">32 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L33" class="LineNr">33 </span> cd/syscall 0x80/imm8 -<span id="L34" class="LineNr">34 </span> -<span id="L35" class="LineNr">35 </span><span class="subxComment"># compare two null-terminated ascii strings</span> -<span id="L36" class="LineNr">36 </span><span class="subxComment"># reason for the name: the only place we should have null-terminated ascii strings is from commandline args</span> -<span id="L37" class="LineNr">37 </span><span class="subxFunction">argv-equal</span>: <span class="subxComment"># (s1, s2) : null-terminated ascii strings -> EAX : boolean</span> -<span id="L38" class="LineNr">38 </span> <span class="subxComment"># initialize s1 (ECX) and s2 (EDX)</span> -<span id="L39" class="LineNr">39 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+4) to ECX</span> -<span id="L40" class="LineNr">40 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+8) to EDX</span> -<span id="L41" class="LineNr">41 </span><span class="Constant">$argv-equal:loop</span>: -<span id="L42" class="LineNr">42 </span> <span class="subxComment"># c1/EAX, c2/EBX = *s1, *s2</span> -<span id="L43" class="LineNr">43 </span> b8/copy-to-EAX 0/imm32 -<span id="L44" class="LineNr">44 </span> 8a/copy-byte 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ECX to AL</span> -<span id="L45" class="LineNr">45 </span> bb/copy-to-EBX 0/imm32 -<span id="L46" class="LineNr">46 </span> 8a/copy-byte 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to BL</span> -<span id="L47" class="LineNr">47 </span> <span class="subxComment"># if (c1 == 0) break</span> -<span id="L48" class="LineNr">48 </span> 3d/compare-EAX-and 0/imm32 -<span id="L49" class="LineNr">49 </span> 74/jump-if-equal $argv-equal:break/disp8 -<span id="L50" class="LineNr">50 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L51" class="LineNr">51 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L52" class="LineNr">52 </span> 75/jump-if-not-equal $argv-equal:false/disp8 -<span id="L53" class="LineNr">53 </span> <span class="subxComment"># ++s1, ++s2</span> -<span id="L54" class="LineNr">54 </span> 41/increment-ECX -<span id="L55" class="LineNr">55 </span> 42/increment-EDX -<span id="L56" class="LineNr">56 </span> <span class="subxComment"># end while</span> -<span id="L57" class="LineNr">57 </span> eb/jump $argv-equal:loop/disp8 -<span id="L58" class="LineNr">58 </span><span class="Constant">$argv-equal:break</span>: -<span id="L59" class="LineNr">59 </span> <span class="subxComment"># if (c2 == 0) return true</span> -<span id="L60" class="LineNr">60 </span> 81 7/subop/compare 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare EBX</span> -<span id="L61" class="LineNr">61 </span> 75/jump-if-not-equal $argv-equal:false/disp8 -<span id="L62" class="LineNr">62 </span><span class="Constant">$argv-equal:success</span>: -<span id="L63" class="LineNr">63 </span> b8/copy-to-EAX 1/imm32 -<span id="L64" class="LineNr">64 </span> c3/return -<span id="L65" class="LineNr">65 </span> <span class="subxComment"># return false</span> -<span id="L66" class="LineNr">66 </span><span class="Constant">$argv-equal:false</span>: -<span id="L67" class="LineNr">67 </span> b8/copy-to-EAX 0/imm32 -<span id="L68" class="LineNr">68 </span> c3/return -<span id="L69" class="LineNr">69 </span> -<span id="L70" class="LineNr">70 </span>== data 0x0a000000 -<span id="L71" class="LineNr">71 </span> -<span id="L72" class="LineNr">72 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex11.subx.html b/html/subx/examples/ex11.subx.html deleted file mode 100644 index c8ad42c9..00000000 --- a/html/subx/examples/ex11.subx.html +++ /dev/null @@ -1,423 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex11.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxS2Comment { color: #8a8a8a; } -.subxH1Comment { color: #005faf; text-decoration: underline; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxMinorFunction { color: #875f5f; } -.subxTest { color: #5f8700; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex11.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex11.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Null-terminated vs length-prefixed ascii strings.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># By default we create strings with a 4-byte length prefix rather than a null suffix.</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># However we still need null-prefixed strings when interacting with the Linux</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># kernel in a few places. This layer implements a function for comparing</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># a null-terminated 'kernel string' with a length-prefixed 'SubX string'.</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># $ ./subx translate examples/ex11.subx -o examples/ex11</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># $ ./subx run examples/ex11 # runs a series of tests</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># ...... # all tests pass</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment">#</span> -<span id="L13" class="LineNr"> 13 </span><span class="subxComment"># (We can't yet run the tests when given a "test" commandline argument,</span> -<span id="L14" class="LineNr"> 14 </span><span class="subxComment"># because checking for it would require the function being tested! Breakage</span> -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># would cause tests to not run, rather than to fail as we'd like.)</span> -<span id="L16" class="LineNr"> 16 </span> -<span id="L17" class="LineNr"> 17 </span>== code 0x09000000 -<span id="L18" class="LineNr"> 18 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L19" class="LineNr"> 19 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L20" class="LineNr"> 20 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L21" class="LineNr"> 21 </span> -<span id="L22" class="LineNr"> 22 </span><span class="SpecialChar">Entry</span>: <span class="subxComment"># run all tests</span> -<span id="L23" class="LineNr"> 23 </span> e8/call run-tests/disp32 <span class="subxComment"># 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'.</span> -<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L25" class="LineNr"> 25 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L26" class="LineNr"> 26 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L27" class="LineNr"> 27 </span> cd/syscall 0x80/imm8 -<span id="L28" class="LineNr"> 28 </span> -<span id="L29" class="LineNr"> 29 </span><span class="subxComment"># compare a null-terminated ascii string with a more idiomatic length-prefixed byte array</span> -<span id="L30" class="LineNr"> 30 </span><span class="subxComment"># reason for the name: the only place we should have null-terminated ascii strings is from commandline args</span> -<span id="L31" class="LineNr"> 31 </span><span class="subxFunction">kernel-string-equal?</span>: <span class="subxComment"># s : null-terminated ascii string, benchmark : length-prefixed ascii string -> EAX : boolean</span> -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># pseudocode:</span> -<span id="L33" class="LineNr"> 33 </span> <span class="subxComment"># n = benchmark->length</span> -<span id="L34" class="LineNr"> 34 </span> <span class="subxComment"># s1 = s</span> -<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># s2 = benchmark->data</span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># i = 0</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxComment"># while i < n</span> -<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># c1 = *s1</span> -<span id="L39" class="LineNr"> 39 </span> <span class="subxComment"># c2 = *s2</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># if (c1 == 0) return false</span> -<span id="L41" class="LineNr"> 41 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L42" class="LineNr"> 42 </span> <span class="subxComment"># ++s1, ++s2, ++i</span> -<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># return *s1 == 0</span> -<span id="L44" class="LineNr"> 44 </span> <span class="subxComment">#</span> -<span id="L45" class="LineNr"> 45 </span> <span class="subxComment"># registers:</span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># i: ECX</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxComment"># n: EDX</span> -<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># s1: EDI</span> -<span id="L49" class="LineNr"> 49 </span> <span class="subxComment"># s2: ESI</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># c1: EAX</span> -<span id="L51" class="LineNr"> 51 </span> <span class="subxComment"># c2: EBX</span> -<span id="L52" class="LineNr"> 52 </span> <span class="subxComment">#</span> -<span id="L53" class="LineNr"> 53 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L54" class="LineNr"> 54 </span> 55/push-EBP -<span id="L55" class="LineNr"> 55 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L56" class="LineNr"> 56 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L57" class="LineNr"> 57 </span> 51/push-ECX -<span id="L58" class="LineNr"> 58 </span> 52/push-EDX -<span id="L59" class="LineNr"> 59 </span> 53/push-EBX -<span id="L60" class="LineNr"> 60 </span> 56/push-ESI -<span id="L61" class="LineNr"> 61 </span> 57/push-EDI -<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># s1/EDI = s</span> -<span id="L63" class="LineNr"> 63 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 7/r32/EDI 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDI</span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># n/EDX = benchmark->length</span> -<span id="L65" class="LineNr"> 65 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EDX</span> -<span id="L66" class="LineNr"> 66 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EDX</span> -<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># s2/ESI = benchmark->data</span> -<span id="L68" class="LineNr"> 68 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 6/r32/ESI 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to ESI</span> -<span id="L69" class="LineNr"> 69 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESI</span> -<span id="L70" class="LineNr"> 70 </span> <span class="subxComment"># i/ECX = c1/EAX = c2/EBX = 0</span> -<span id="L71" class="LineNr"> 71 </span> b9/copy-to-ECX 0/imm32/exit -<span id="L72" class="LineNr"> 72 </span> b8/copy-to-EAX 0/imm32 -<span id="L73" class="LineNr"> 73 </span> bb/copy-to-EBX 0/imm32 -<span id="L74" class="LineNr"> 74 </span><span class="Constant">$kernel-string-equal?:loop</span>: -<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># if (i >= n) break</span> -<span id="L76" class="LineNr"> 76 </span> 39/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ECX with EDX</span> -<span id="L77" class="LineNr"> 77 </span> 7d/jump-if-greater-or-equal $kernel-string-equal?:break/disp8 -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment"># c1 = *s1</span> -<span id="L79" class="LineNr"> 79 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to AL</span> -<span id="L80" class="LineNr"> 80 </span> <span class="subxComment"># c2 = *s2</span> -<span id="L81" class="LineNr"> 81 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/BL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *ESI to BL</span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxComment"># if (c1 == 0) return false</span> -<span id="L83" class="LineNr"> 83 </span> 3d/compare-EAX-and 0/imm32 -<span id="L84" class="LineNr"> 84 </span> 74/jump-if-equal $kernel-string-equal?:false/disp8 -<span id="L85" class="LineNr"> 85 </span> <span class="subxComment"># if (c1 != c2) return false</span> -<span id="L86" class="LineNr"> 86 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L87" class="LineNr"> 87 </span> 75/jump-if-not-equal $kernel-string-equal?:false/disp8 -<span id="L88" class="LineNr"> 88 </span> <span class="subxComment"># ++i</span> -<span id="L89" class="LineNr"> 89 </span> 41/increment-ECX -<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># ++s1</span> -<span id="L91" class="LineNr"> 91 </span> 47/increment-EDI -<span id="L92" class="LineNr"> 92 </span> <span class="subxComment"># ++s2</span> -<span id="L93" class="LineNr"> 93 </span> 46/increment-ESI -<span id="L94" class="LineNr"> 94 </span> eb/jump $kernel-string-equal?:loop/disp8 -<span id="L95" class="LineNr"> 95 </span><span class="Constant">$kernel-string-equal?:break</span>: -<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># return *s1 == 0</span> -<span id="L97" class="LineNr"> 97 </span> 8a/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDI to AL</span> -<span id="L98" class="LineNr"> 98 </span> 3d/compare-EAX-and 0/imm32 -<span id="L99" class="LineNr"> 99 </span> 75/jump-if-not-equal $kernel-string-equal?:false/disp8 -<span id="L100" class="LineNr">100 </span><span class="Constant">$kernel-string-equal?:true</span>: -<span id="L101" class="LineNr">101 </span> b8/copy-to-EAX 1/imm32 -<span id="L102" class="LineNr">102 </span> eb/jump $kernel-string-equal?:end/disp8 -<span id="L103" class="LineNr">103 </span><span class="Constant">$kernel-string-equal?:false</span>: -<span id="L104" class="LineNr">104 </span> b8/copy-to-EAX 0/imm32 -<span id="L105" class="LineNr">105 </span><span class="Constant">$kernel-string-equal?:end</span>: -<span id="L106" class="LineNr">106 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L107" class="LineNr">107 </span> 5f/pop-to-EDI -<span id="L108" class="LineNr">108 </span> 5e/pop-to-ESI -<span id="L109" class="LineNr">109 </span> 5b/pop-to-EBX -<span id="L110" class="LineNr">110 </span> 5a/pop-to-EDX -<span id="L111" class="LineNr">111 </span> 59/pop-to-ECX -<span id="L112" class="LineNr">112 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L113" class="LineNr">113 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L114" class="LineNr">114 </span> 5d/pop-to-EBP -<span id="L115" class="LineNr">115 </span> c3/return -<span id="L116" class="LineNr">116 </span> -<span id="L117" class="LineNr">117 </span><span class="subxH1Comment"># - tests</span> -<span id="L118" class="LineNr">118 </span> -<span id="L119" class="LineNr">119 </span><span class="subxTest">test-compare-null-kernel-string-with-empty-array</span>: -<span id="L120" class="LineNr">120 </span> <span class="subxComment"># EAX = kernel-string-equal?(Null-kernel-string, "")</span> -<span id="L121" class="LineNr">121 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L122" class="LineNr">122 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L123" class="LineNr">123 </span> 68/push <span class="SpecialChar"><a href='ex11.subx.html#L351'>Null-kernel-string</a></span>/imm32 -<span id="L124" class="LineNr">124 </span> <span class="subxS2Comment"># . . call</span> -<span id="L125" class="LineNr">125 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L126" class="LineNr">126 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L127" class="LineNr">127 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L128" class="LineNr">128 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L129" class="LineNr">129 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L130" class="LineNr">130 </span> 68/push <span class="Constant">"F - test-compare-null-kernel-string-with-empty-array"</span>/imm32 -<span id="L131" class="LineNr">131 </span> 68/push 1/imm32/true -<span id="L132" class="LineNr">132 </span> 50/push-EAX -<span id="L133" class="LineNr">133 </span> <span class="subxS2Comment"># . . call</span> -<span id="L134" class="LineNr">134 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L135" class="LineNr">135 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L137" class="LineNr">137 </span> c3/return -<span id="L138" class="LineNr">138 </span> -<span id="L139" class="LineNr">139 </span><span class="subxTest">test-compare-null-kernel-string-with-non-empty-array</span>: -<span id="L140" class="LineNr">140 </span> <span class="subxComment"># EAX = kernel-string-equal?(Null-kernel-string, "Abc")</span> -<span id="L141" class="LineNr">141 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L142" class="LineNr">142 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L143" class="LineNr">143 </span> 68/push <span class="SpecialChar"><a href='ex11.subx.html#L351'>Null-kernel-string</a></span>/imm32 -<span id="L144" class="LineNr">144 </span> <span class="subxS2Comment"># . . call</span> -<span id="L145" class="LineNr">145 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L146" class="LineNr">146 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L147" class="LineNr">147 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L148" class="LineNr">148 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L149" class="LineNr">149 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L150" class="LineNr">150 </span> 68/push <span class="Constant">"F - test-compare-null-kernel-string-with-non-empty-array"</span>/imm32 -<span id="L151" class="LineNr">151 </span> 68/push 0/imm32/false -<span id="L152" class="LineNr">152 </span> 50/push-EAX -<span id="L153" class="LineNr">153 </span> <span class="subxS2Comment"># . . call</span> -<span id="L154" class="LineNr">154 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L155" class="LineNr">155 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L156" class="LineNr">156 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L157" class="LineNr">157 </span> c3/return -<span id="L158" class="LineNr">158 </span> -<span id="L159" class="LineNr">159 </span><span class="subxTest">test-compare-kernel-string-with-equal-array</span>: -<span id="L160" class="LineNr">160 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Abc")</span> -<span id="L161" class="LineNr">161 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L162" class="LineNr">162 </span> 68/push <span class="Constant">"Abc"</span>/imm32 -<span id="L163" class="LineNr">163 </span> 68/push <a href='ex11.subx.html#L354'>_test-Abc-kernel-string</a>/imm32 -<span id="L164" class="LineNr">164 </span> <span class="subxS2Comment"># . . call</span> -<span id="L165" class="LineNr">165 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L166" class="LineNr">166 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L167" class="LineNr">167 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L168" class="LineNr">168 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L169" class="LineNr">169 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L170" class="LineNr">170 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L171" class="LineNr">171 </span> 68/push 1/imm32/true -<span id="L172" class="LineNr">172 </span> 50/push-EAX -<span id="L173" class="LineNr">173 </span> <span class="subxS2Comment"># . . call</span> -<span id="L174" class="LineNr">174 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L175" class="LineNr">175 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L176" class="LineNr">176 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L177" class="LineNr">177 </span> c3/return -<span id="L178" class="LineNr">178 </span> -<span id="L179" class="LineNr">179 </span><span class="subxTest">test-compare-kernel-string-with-inequal-array</span>: -<span id="L180" class="LineNr">180 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Adc")</span> -<span id="L181" class="LineNr">181 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L182" class="LineNr">182 </span> 68/push <span class="Constant">"Adc"</span>/imm32 -<span id="L183" class="LineNr">183 </span> 68/push <a href='ex11.subx.html#L354'>_test-Abc-kernel-string</a>/imm32 -<span id="L184" class="LineNr">184 </span> <span class="subxS2Comment"># . . call</span> -<span id="L185" class="LineNr">185 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L186" class="LineNr">186 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L187" class="LineNr">187 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L188" class="LineNr">188 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L189" class="LineNr">189 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L190" class="LineNr">190 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L191" class="LineNr">191 </span> 68/push 0/imm32/false -<span id="L192" class="LineNr">192 </span> 50/push-EAX -<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . call</span> -<span id="L194" class="LineNr">194 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L195" class="LineNr">195 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L197" class="LineNr">197 </span> c3/return -<span id="L198" class="LineNr">198 </span> -<span id="L199" class="LineNr">199 </span><span class="subxTest">test-compare-kernel-string-with-empty-array</span>: -<span id="L200" class="LineNr">200 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "")</span> -<span id="L201" class="LineNr">201 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L202" class="LineNr">202 </span> 68/push <span class="Constant">""</span>/imm32 -<span id="L203" class="LineNr">203 </span> 68/push <a href='ex11.subx.html#L354'>_test-Abc-kernel-string</a>/imm32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . call</span> -<span id="L205" class="LineNr">205 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L206" class="LineNr">206 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L207" class="LineNr">207 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L208" class="LineNr">208 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L209" class="LineNr">209 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L210" class="LineNr">210 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-equal-array"</span>/imm32 -<span id="L211" class="LineNr">211 </span> 68/push 0/imm32/false -<span id="L212" class="LineNr">212 </span> 50/push-EAX -<span id="L213" class="LineNr">213 </span> <span class="subxS2Comment"># . . call</span> -<span id="L214" class="LineNr">214 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L215" class="LineNr">215 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L216" class="LineNr">216 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L217" class="LineNr">217 </span> c3/return -<span id="L218" class="LineNr">218 </span> -<span id="L219" class="LineNr">219 </span><span class="subxTest">test-compare-kernel-string-with-shorter-array</span>: -<span id="L220" class="LineNr">220 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Ab")</span> -<span id="L221" class="LineNr">221 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L222" class="LineNr">222 </span> 68/push <span class="Constant">"Ab"</span>/imm32 -<span id="L223" class="LineNr">223 </span> 68/push <a href='ex11.subx.html#L354'>_test-Abc-kernel-string</a>/imm32 -<span id="L224" class="LineNr">224 </span> <span class="subxS2Comment"># . . call</span> -<span id="L225" class="LineNr">225 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L226" class="LineNr">226 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L227" class="LineNr">227 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L228" class="LineNr">228 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L229" class="LineNr">229 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L230" class="LineNr">230 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-shorter-array"</span>/imm32 -<span id="L231" class="LineNr">231 </span> 68/push 0/imm32/false -<span id="L232" class="LineNr">232 </span> 50/push-EAX -<span id="L233" class="LineNr">233 </span> <span class="subxS2Comment"># . . call</span> -<span id="L234" class="LineNr">234 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L235" class="LineNr">235 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L236" class="LineNr">236 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L237" class="LineNr">237 </span> c3/return -<span id="L238" class="LineNr">238 </span> -<span id="L239" class="LineNr">239 </span><span class="subxTest">test-compare-kernel-string-with-longer-array</span>: -<span id="L240" class="LineNr">240 </span> <span class="subxComment"># EAX = kernel-string-equal?(_test-Abc-kernel-string, "Abcd")</span> -<span id="L241" class="LineNr">241 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L242" class="LineNr">242 </span> 68/push <span class="Constant">"Abcd"</span>/imm32 -<span id="L243" class="LineNr">243 </span> 68/push <a href='ex11.subx.html#L354'>_test-Abc-kernel-string</a>/imm32 -<span id="L244" class="LineNr">244 </span> <span class="subxS2Comment"># . . call</span> -<span id="L245" class="LineNr">245 </span> e8/call <a href='ex11.subx.html#L31'>kernel-string-equal?</a>/disp32 -<span id="L246" class="LineNr">246 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L247" class="LineNr">247 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L248" class="LineNr">248 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L249" class="LineNr">249 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L250" class="LineNr">250 </span> 68/push <span class="Constant">"F - test-compare-kernel-string-with-longer-array"</span>/imm32 -<span id="L251" class="LineNr">251 </span> 68/push 0/imm32/false -<span id="L252" class="LineNr">252 </span> 50/push-EAX -<span id="L253" class="LineNr">253 </span> <span class="subxS2Comment"># . . call</span> -<span id="L254" class="LineNr">254 </span> e8/call <a href='ex11.subx.html#L262'>check-ints-equal</a>/disp32 -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L256" class="LineNr">256 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L257" class="LineNr">257 </span> c3/return -<span id="L258" class="LineNr">258 </span> -<span id="L259" class="LineNr">259 </span><span class="subxH1Comment"># - helpers</span> -<span id="L260" class="LineNr">260 </span> -<span id="L261" class="LineNr">261 </span><span class="subxComment"># print msg to stderr if a != b, otherwise print "."</span> -<span id="L262" class="LineNr">262 </span><span class="subxFunction">check-ints-equal</span>: <span class="subxComment"># (a : int, b : int, msg : (address array byte)) -> boolean</span> -<span id="L263" class="LineNr">263 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L264" class="LineNr">264 </span> 55/push-EBP -<span id="L265" class="LineNr">265 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L266" class="LineNr">266 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L267" class="LineNr">267 </span> 51/push-ECX -<span id="L268" class="LineNr">268 </span> 53/push-EBX -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># load args into EAX, EBX and ECX</span> -<span id="L270" class="LineNr">270 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EAX</span> -<span id="L271" class="LineNr">271 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+12) to EBX</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># if (EAX == b/EBX) print('.') and return</span> -<span id="L273" class="LineNr">273 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare EAX and EBX</span> -<span id="L274" class="LineNr">274 </span> 75/jump-if-unequal $check-ints-equal:else/disp8 -<span id="L275" class="LineNr">275 </span> <span class="subxS1Comment"># . write-stderr('.')</span> -<span id="L276" class="LineNr">276 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L277" class="LineNr">277 </span> 68/push <span class="Constant">"."</span>/imm32 -<span id="L278" class="LineNr">278 </span> <span class="subxS2Comment"># . . call</span> -<span id="L279" class="LineNr">279 </span> e8/call <a href='ex11.subx.html#L311'>write-stderr</a>/disp32 -<span id="L280" class="LineNr">280 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L281" class="LineNr">281 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L282" class="LineNr">282 </span> <span class="subxS1Comment"># . return</span> -<span id="L283" class="LineNr">283 </span> eb/jump $check-ints-equal:end/disp8 -<span id="L284" class="LineNr">284 </span> <span class="subxComment"># otherwise print(msg)</span> -<span id="L285" class="LineNr">285 </span><span class="Constant">$check-ints-equal:else</span>: -<span id="L286" class="LineNr">286 </span> <span class="subxComment"># copy msg into ECX</span> -<span id="L287" class="LineNr">287 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+16) to ECX</span> -<span id="L288" class="LineNr">288 </span> <span class="subxComment"># print(ECX)</span> -<span id="L289" class="LineNr">289 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L290" class="LineNr">290 </span> 51/push-ECX -<span id="L291" class="LineNr">291 </span> <span class="subxS2Comment"># . . call</span> -<span id="L292" class="LineNr">292 </span> e8/call <a href='ex11.subx.html#L311'>write-stderr</a>/disp32 -<span id="L293" class="LineNr">293 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L294" class="LineNr">294 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># print newline</span> -<span id="L296" class="LineNr">296 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L297" class="LineNr">297 </span> 68/push <span class="SpecialChar"><a href='ex11.subx.html#L344'>Newline</a></span>/imm32 -<span id="L298" class="LineNr">298 </span> <span class="subxS2Comment"># . . call</span> -<span id="L299" class="LineNr">299 </span> e8/call <a href='ex11.subx.html#L311'>write-stderr</a>/disp32 -<span id="L300" class="LineNr">300 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L301" class="LineNr">301 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L302" class="LineNr">302 </span><span class="Constant">$check-ints-equal:end</span>: -<span id="L303" class="LineNr">303 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L304" class="LineNr">304 </span> 5b/pop-to-EBX -<span id="L305" class="LineNr">305 </span> 59/pop-to-ECX -<span id="L306" class="LineNr">306 </span> <span class="subxComment"># end</span> -<span id="L307" class="LineNr">307 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L308" class="LineNr">308 </span> 5d/pop-to-EBP -<span id="L309" class="LineNr">309 </span> c3/return -<span id="L310" class="LineNr">310 </span> -<span id="L311" class="LineNr">311 </span><span class="subxFunction">write-stderr</span>: <span class="subxComment"># s : (address array byte) -> <void></span> -<span id="L312" class="LineNr">312 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L313" class="LineNr">313 </span> 55/push-EBP -<span id="L314" class="LineNr">314 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L315" class="LineNr">315 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L316" class="LineNr">316 </span> 50/push-EAX -<span id="L317" class="LineNr">317 </span> 51/push-ECX -<span id="L318" class="LineNr">318 </span> 52/push-EDX -<span id="L319" class="LineNr">319 </span> 53/push-EBX -<span id="L320" class="LineNr">320 </span> <span class="subxComment"># syscall(write, 2/stderr, (data) s+4, (size) *s)</span> -<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . fd = 2 (stderr)</span> -<span id="L322" class="LineNr">322 </span> bb/copy-to-EBX 2/imm32 -<span id="L323" class="LineNr">323 </span> <span class="subxS2Comment"># . . x = s+4</span> -<span id="L324" class="LineNr">324 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to ECX</span> -<span id="L325" class="LineNr">325 </span> 81 0/subop/add 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ECX</span> -<span id="L326" class="LineNr">326 </span> <span class="subxS2Comment"># . . size = *s</span> -<span id="L327" class="LineNr">327 </span> 8b/copy 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(EBP+8) to EDX</span> -<span id="L328" class="LineNr">328 </span> 8b/copy 0/mod/indirect 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EDX to EDX</span> -<span id="L329" class="LineNr">329 </span> <span class="subxS2Comment"># . . syscall</span> -<span id="L330" class="LineNr">330 </span> b8/copy-to-EAX 4/imm32/write -<span id="L331" class="LineNr">331 </span> cd/syscall 0x80/imm8 -<span id="L332" class="LineNr">332 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L333" class="LineNr">333 </span> 5b/pop-to-EBX -<span id="L334" class="LineNr">334 </span> 5a/pop-to-EDX -<span id="L335" class="LineNr">335 </span> 59/pop-to-ECX -<span id="L336" class="LineNr">336 </span> 58/pop-to-EAX -<span id="L337" class="LineNr">337 </span> <span class="subxS1Comment"># . end</span> -<span id="L338" class="LineNr">338 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L339" class="LineNr">339 </span> 5d/pop-to-EBP -<span id="L340" class="LineNr">340 </span> c3/return -<span id="L341" class="LineNr">341 </span> -<span id="L342" class="LineNr">342 </span>== data 0x0a000000 -<span id="L343" class="LineNr">343 </span> -<span id="L344" class="LineNr">344 </span><span class="SpecialChar">Newline</span>: -<span id="L345" class="LineNr">345 </span> <span class="subxComment"># size</span> -<span id="L346" class="LineNr">346 </span> 1/imm32 -<span id="L347" class="LineNr">347 </span> <span class="subxComment"># data</span> -<span id="L348" class="LineNr">348 </span> 0a/newline -<span id="L349" class="LineNr">349 </span> -<span id="L350" class="LineNr">350 </span><span class="subxComment"># for kernel-string-equal tests</span> -<span id="L351" class="LineNr">351 </span><span class="SpecialChar">Null-kernel-string</span>: -<span id="L352" class="LineNr">352 </span> 00/null -<span id="L353" class="LineNr">353 </span> -<span id="L354" class="LineNr">354 </span><span class="subxMinorFunction">_test-Abc-kernel-string</span>: -<span id="L355" class="LineNr">355 </span> 41/A 62/b 63/c 00/null -<span id="L356" class="LineNr">356 </span> -<span id="L357" class="LineNr">357 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex12.subx.html b/html/subx/examples/ex12.subx.html deleted file mode 100644 index e4ddaee4..00000000 --- a/html/subx/examples/ex12.subx.html +++ /dev/null @@ -1,106 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex12.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex12.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex12.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Example showing mmap syscall.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># Create a new segment using mmap, save the address, write to it.</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment">#</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx translate examples/ex12.subx -o examples/ex12</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># $ ./subx run examples/ex12</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># You shouldn't get a segmentation fault.</span> -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span>== code 0x09000000 -<span id="L10" class="LineNr">10 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L11" class="LineNr">11 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L12" class="LineNr">12 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L13" class="LineNr">13 </span> -<span id="L14" class="LineNr">14 </span><span class="SpecialChar">Entry</span>: -<span id="L15" class="LineNr">15 </span> <span class="subxComment"># syscall(mmap, 0x1000)</span> -<span id="L16" class="LineNr">16 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex12.subx.html#L31'>Mmap-new-segment</a></span>/imm32 -<span id="L17" class="LineNr">17 </span> b8/copy-to-EAX 0x5a/imm32/mmap -<span id="L18" class="LineNr">18 </span> cd/syscall 0x80/imm8 -<span id="L19" class="LineNr">19 </span> -<span id="L20" class="LineNr">20 </span> <span class="subxComment"># write to *EAX to check that we have access to the newly-allocated segment</span> -<span id="L21" class="LineNr">21 </span> c7 0/subop/copy 0/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0x34/imm32 <span class="subxComment"># copy to *EAX</span> -<span id="L22" class="LineNr">22 </span> -<span id="L23" class="LineNr">23 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L24" class="LineNr">24 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L25" class="LineNr">25 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L26" class="LineNr">26 </span> cd/syscall 0x80/imm8 -<span id="L27" class="LineNr">27 </span> -<span id="L28" class="LineNr">28 </span>== data 0x0a000000 -<span id="L29" class="LineNr">29 </span> -<span id="L30" class="LineNr">30 </span><span class="subxComment"># various constants used here were found in the Linux sources (search for file mman-common.h)</span> -<span id="L31" class="LineNr">31 </span><span class="SpecialChar">Mmap-new-segment</span>: <span class="subxComment"># type mmap_arg_struct</span> -<span id="L32" class="LineNr">32 </span> <span class="subxComment"># addr</span> -<span id="L33" class="LineNr">33 </span> 0/imm32 -<span id="L34" class="LineNr">34 </span> <span class="subxComment"># len</span> -<span id="L35" class="LineNr">35 </span> 0x100/imm32 -<span id="L36" class="LineNr">36 </span> <span class="subxComment"># protection flags</span> -<span id="L37" class="LineNr">37 </span> 3/imm32 <span class="subxComment"># PROT_READ | PROT_WRITE</span> -<span id="L38" class="LineNr">38 </span> <span class="subxComment"># sharing flags</span> -<span id="L39" class="LineNr">39 </span> 0x22/imm32 <span class="subxComment"># MAP_PRIVATE | MAP_ANONYMOUS</span> -<span id="L40" class="LineNr">40 </span> <span class="subxComment"># fd</span> -<span id="L41" class="LineNr">41 </span> -1/imm32 <span class="subxComment"># since MAP_ANONYMOUS is specified</span> -<span id="L42" class="LineNr">42 </span> <span class="subxComment"># offset</span> -<span id="L43" class="LineNr">43 </span> 0/imm32 <span class="subxComment"># since MAP_ANONYMOUS is specified</span> -<span id="L44" class="LineNr">44 </span> -<span id="L45" class="LineNr">45 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex2.subx.html b/html/subx/examples/ex2.subx.html deleted file mode 100644 index 8df9abb1..00000000 --- a/html/subx/examples/ex2.subx.html +++ /dev/null @@ -1,82 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex2.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.LineNr { } -.SpecialChar { color: #d70000; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex2.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex2.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Add 1 and 1, and return the result in the exit code.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex2.subx -o examples/ex2</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex2</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo $?</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># 2</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr">10 </span>== code 0x09000000 -<span id="L11" class="LineNr">11 </span> -<span id="L12" class="LineNr">12 </span><span class="SpecialChar">Entry</span>: -<span id="L13" class="LineNr">13 </span><span class="subxComment"># EBX = 1</span> -<span id="L14" class="LineNr">14 </span>bb/copy-to-EBX 1/imm32 -<span id="L15" class="LineNr">15 </span><span class="subxComment"># increment EBX</span> -<span id="L16" class="LineNr">16 </span>43/increment-EBX -<span id="L17" class="LineNr">17 </span><span class="subxComment"># syscall(exit, EBX)</span> -<span id="L18" class="LineNr">18 </span>b8/copy-to-EAX 1/imm32/exit -<span id="L19" class="LineNr">19 </span>cd/syscall 0x80/imm8 -<span id="L20" class="LineNr">20 </span> -<span id="L21" class="LineNr">21 </span>== data 0x0a000000 -<span id="L22" class="LineNr">22 </span> -<span id="L23" class="LineNr">23 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex3.subx.html b/html/subx/examples/ex3.subx.html deleted file mode 100644 index 8c0f1642..00000000 --- a/html/subx/examples/ex3.subx.html +++ /dev/null @@ -1,101 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex3.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Constant { color: #008787; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex3.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex3.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Add the first 10 numbers, and return the result in the exit code.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex3.subx -o examples/ex3</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex3</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo $?</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># 55</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr">10 </span>== code 0x09000000 -<span id="L11" class="LineNr">11 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L12" class="LineNr">12 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L13" class="LineNr">13 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L14" class="LineNr">14 </span> -<span id="L15" class="LineNr">15 </span><span class="SpecialChar">Entry</span>: -<span id="L16" class="LineNr">16 </span> <span class="subxComment"># result: EBX = 0</span> -<span id="L17" class="LineNr">17 </span> bb/copy-to-EBX 0/imm32 -<span id="L18" class="LineNr">18 </span> <span class="subxComment"># counter: ECX = 1</span> -<span id="L19" class="LineNr">19 </span> b9/copy-to-ECX 1/imm32 -<span id="L20" class="LineNr">20 </span> -<span id="L21" class="LineNr">21 </span><span class="Constant">$loop</span>: -<span id="L22" class="LineNr">22 </span> <span class="subxComment"># if (counter > 10) break</span> -<span id="L23" class="LineNr">23 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xa/imm32 <span class="subxComment"># compare ECX</span> -<span id="L24" class="LineNr">24 </span> 7f/jump-if-greater $exit/disp8 -<span id="L25" class="LineNr">25 </span> <span class="subxComment"># result += counter</span> -<span id="L26" class="LineNr">26 </span> 01/add 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># add ECX to EBX</span> -<span id="L27" class="LineNr">27 </span> <span class="subxComment"># ++counter</span> -<span id="L28" class="LineNr">28 </span> 41/increment-ECX -<span id="L29" class="LineNr">29 </span> <span class="subxComment"># loop</span> -<span id="L30" class="LineNr">30 </span> eb/jump $loop/disp8 -<span id="L31" class="LineNr">31 </span> -<span id="L32" class="LineNr">32 </span><span class="Constant">$exit</span>: -<span id="L33" class="LineNr">33 </span> <span class="subxComment"># syscall(exit, EBX)</span> -<span id="L34" class="LineNr">34 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L35" class="LineNr">35 </span> cd/syscall 0x80/imm8 -<span id="L36" class="LineNr">36 </span> -<span id="L37" class="LineNr">37 </span>== data 0x0a000000 -<span id="L38" class="LineNr">38 </span> -<span id="L39" class="LineNr">39 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex4.subx.html b/html/subx/examples/ex4.subx.html deleted file mode 100644 index caa0fe5e..00000000 --- a/html/subx/examples/ex4.subx.html +++ /dev/null @@ -1,102 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex4.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex4.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex4.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Read a character from stdin, save it to a global, write it to stdout.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex4.subx -o examples/ex4</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex4</span> -<span id="L6" class="LineNr"> 6 </span> -<span id="L7" class="LineNr"> 7 </span>== data 0x0a000000 -<span id="L8" class="LineNr"> 8 </span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># the global variable we save to</span> -<span id="L10" class="LineNr">10 </span><span class="SpecialChar">X</span>: -<span id="L11" class="LineNr">11 </span> 0/imm32 <span class="subxComment"># space for read() to write to</span> -<span id="L12" class="LineNr">12 </span> -<span id="L13" class="LineNr">13 </span>== code 0x09000000 -<span id="L14" class="LineNr">14 </span> -<span id="L15" class="LineNr">15 </span><span class="SpecialChar">Entry</span>: -<span id="L16" class="LineNr">16 </span><span class="subxComment"># syscall(read, stdin, X, 1)</span> -<span id="L17" class="LineNr">17 </span><span class="subxS1Comment"># . fd = 0 (stdin)</span> -<span id="L18" class="LineNr">18 </span>bb/copy-to-EBX 0/imm32 -<span id="L19" class="LineNr">19 </span><span class="subxS1Comment"># . data = X (location to write result to)</span> -<span id="L20" class="LineNr">20 </span>b9/copy-to-ECX <span class="SpecialChar"><a href='ex4.subx.html#L10'>X</a></span>/imm32 -<span id="L21" class="LineNr">21 </span><span class="subxS1Comment"># . size = 1 character</span> -<span id="L22" class="LineNr">22 </span>ba/copy-to-EDX 1/imm32 -<span id="L23" class="LineNr">23 </span><span class="subxS1Comment"># . syscall</span> -<span id="L24" class="LineNr">24 </span>b8/copy-to-EAX 3/imm32/read -<span id="L25" class="LineNr">25 </span>cd/syscall 0x80/imm8 -<span id="L26" class="LineNr">26 </span> -<span id="L27" class="LineNr">27 </span><span class="subxComment"># syscall(write, stdout, X, 1)</span> -<span id="L28" class="LineNr">28 </span><span class="subxS1Comment"># . fd = 1 (stdout)</span> -<span id="L29" class="LineNr">29 </span>bb/copy-to-EBX 1/imm32 -<span id="L30" class="LineNr">30 </span><span class="subxS1Comment"># . initialize X (location to read from)</span> -<span id="L31" class="LineNr">31 </span>b9/copy-to-ECX <span class="SpecialChar"><a href='ex4.subx.html#L10'>X</a></span>/imm32 -<span id="L32" class="LineNr">32 </span><span class="subxS1Comment"># . size = 1 character</span> -<span id="L33" class="LineNr">33 </span>ba/copy-to-EDX 1/imm32 -<span id="L34" class="LineNr">34 </span><span class="subxS1Comment"># . syscall</span> -<span id="L35" class="LineNr">35 </span>b8/copy-to-EAX 4/imm32/write -<span id="L36" class="LineNr">36 </span>cd/syscall 0x80/imm8 -<span id="L37" class="LineNr">37 </span> -<span id="L38" class="LineNr">38 </span><span class="subxComment"># syscall(exit, EBX)</span> -<span id="L39" class="LineNr">39 </span>b8/copy-to-EAX 1/imm32/exit -<span id="L40" class="LineNr">40 </span>cd/syscall 0x80/imm8 -<span id="L41" class="LineNr">41 </span> -<span id="L42" class="LineNr">42 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex5.subx.html b/html/subx/examples/ex5.subx.html deleted file mode 100644 index de88308a..00000000 --- a/html/subx/examples/ex5.subx.html +++ /dev/null @@ -1,106 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex5.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex5.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex5.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Read a character from stdin, save it to a local on the stack, write it to stdout.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex5.subx -o examples/ex5</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex5</span> -<span id="L6" class="LineNr"> 6 </span> -<span id="L7" class="LineNr"> 7 </span>== code 0x09000000 -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L10" class="LineNr">10 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L11" class="LineNr">11 </span> -<span id="L12" class="LineNr">12 </span><span class="SpecialChar">Entry</span>: -<span id="L13" class="LineNr">13 </span> -<span id="L14" class="LineNr">14 </span> <span class="subxComment"># allocate x on the stack</span> -<span id="L15" class="LineNr">15 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ESP</span> -<span id="L16" class="LineNr">16 </span> -<span id="L17" class="LineNr">17 </span> <span class="subxComment"># syscall(read, stdin, x, 1)</span> -<span id="L18" class="LineNr">18 </span> <span class="subxS1Comment"># . fd = 0 (stdin)</span> -<span id="L19" class="LineNr">19 </span> bb/copy-to-EBX 0/imm32 -<span id="L20" class="LineNr">20 </span> <span class="subxS1Comment"># . data = x (location to write result to)</span> -<span id="L21" class="LineNr">21 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESP+4 to ECX</span> -<span id="L22" class="LineNr">22 </span> <span class="subxS1Comment"># . size = 1 character</span> -<span id="L23" class="LineNr">23 </span> ba/copy-to-EDX 1/imm32 -<span id="L24" class="LineNr">24 </span> <span class="subxS1Comment"># . syscall</span> -<span id="L25" class="LineNr">25 </span> b8/copy-to-EAX 3/imm32/read -<span id="L26" class="LineNr">26 </span> cd/syscall 0x80/imm8 -<span id="L27" class="LineNr">27 </span> -<span id="L28" class="LineNr">28 </span> <span class="subxComment"># syscall(write, stdout, x, 1)</span> -<span id="L29" class="LineNr">29 </span> <span class="subxS1Comment"># . fd = 1 (stdout)</span> -<span id="L30" class="LineNr">30 </span> bb/copy-to-EBX 1/imm32 -<span id="L31" class="LineNr">31 </span> <span class="subxS1Comment"># . data = x (location to read from)</span> -<span id="L32" class="LineNr">32 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 1/r32/ECX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy ESP+4 to ECX</span> -<span id="L33" class="LineNr">33 </span> <span class="subxS1Comment"># . size = 1 character</span> -<span id="L34" class="LineNr">34 </span> ba/copy-to-EDX 1/imm32 -<span id="L35" class="LineNr">35 </span> <span class="subxS1Comment"># . syscall</span> -<span id="L36" class="LineNr">36 </span> b8/copy-to-EAX 4/imm32/write -<span id="L37" class="LineNr">37 </span> cd/syscall 0x80/imm8 -<span id="L38" class="LineNr">38 </span> -<span id="L39" class="LineNr">39 </span> <span class="subxComment"># syscall(exit, EBX)</span> -<span id="L40" class="LineNr">40 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L41" class="LineNr">41 </span> cd/syscall 0x80/imm8 -<span id="L42" class="LineNr">42 </span> -<span id="L43" class="LineNr">43 </span>== data 0x0a000000 -<span id="L44" class="LineNr">44 </span> -<span id="L45" class="LineNr">45 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex6.subx.html b/html/subx/examples/ex6.subx.html deleted file mode 100644 index 45c779a6..00000000 --- a/html/subx/examples/ex6.subx.html +++ /dev/null @@ -1,98 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex6.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex6.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex6.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Print out a (global variable) string to stdout.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex6.subx -o examples/ex6</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex6</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Hello, world!</span> -<span id="L7" class="LineNr"> 7 </span> -<span id="L8" class="LineNr"> 8 </span>== code 0x09000000 -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L10" class="LineNr">10 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L11" class="LineNr">11 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L12" class="LineNr">12 </span> -<span id="L13" class="LineNr">13 </span><span class="SpecialChar">Entry</span>: -<span id="L14" class="LineNr">14 </span> <span class="subxComment"># syscall(write, stdout, X, Size)</span> -<span id="L15" class="LineNr">15 </span> <span class="subxS1Comment"># . fd = 1 (stdout)</span> -<span id="L16" class="LineNr">16 </span> bb/copy-to-EBX 1/imm32 -<span id="L17" class="LineNr">17 </span> <span class="subxS1Comment"># . initialize X (location to write result to)</span> -<span id="L18" class="LineNr">18 </span> b9/copy-to-ECX <span class="SpecialChar"><a href='ex6.subx.html#L33'>X</a></span>/imm32 -<span id="L19" class="LineNr">19 </span> <span class="subxS1Comment"># . initialize Size</span> -<span id="L20" class="LineNr">20 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/EDX <span class="SpecialChar"><a href='ex6.subx.html#L31'>Size</a></span>/disp32 <span class="Normal"> . </span> <span class="subxComment"># copy *Size to EDX</span> -<span id="L21" class="LineNr">21 </span> <span class="subxS1Comment"># . syscall</span> -<span id="L22" class="LineNr">22 </span> b8/copy-to-EAX 4/imm32/write -<span id="L23" class="LineNr">23 </span> cd/syscall 0x80/imm8 -<span id="L24" class="LineNr">24 </span> -<span id="L25" class="LineNr">25 </span> <span class="subxComment"># syscall(exit, EBX)</span> -<span id="L26" class="LineNr">26 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L27" class="LineNr">27 </span> cd/syscall 0x80/imm8 -<span id="L28" class="LineNr">28 </span> -<span id="L29" class="LineNr">29 </span>== data 0x0a000000 -<span id="L30" class="LineNr">30 </span> -<span id="L31" class="LineNr">31 </span><span class="SpecialChar">Size</span>: <span class="subxComment"># size of string</span> -<span id="L32" class="LineNr">32 </span> 0x0e/imm32 <span class="subxComment"># 14</span> -<span id="L33" class="LineNr">33 </span><span class="SpecialChar">X</span>: <span class="subxComment"># string to print</span> -<span id="L34" class="LineNr">34 </span> 48 65 6c 6c 6f 2c 20 77 6f 72 6c 64 21 0a 00 -<span id="L35" class="LineNr">35 </span><span class="subxComment"># H e l l o , ␣ w o r l d ! newline null</span> -<span id="L36" class="LineNr">36 </span> -<span id="L37" class="LineNr">37 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex7.subx.html b/html/subx/examples/ex7.subx.html deleted file mode 100644 index 23d0d31a..00000000 --- a/html/subx/examples/ex7.subx.html +++ /dev/null @@ -1,168 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex7.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex7.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex7.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Example showing file syscalls.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># Create a file, open it for writing, write a character to it, close it, open</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># it for reading, read a character from it, close it, delete it, and return</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># the character read.</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment">#</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># $ ./subx translate examples/ex7.subx -o examples/ex7</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># $ ./subx run examples/ex7</span> -<span id="L10" class="LineNr"> 10 </span><span class="subxComment"># Expected result:</span> -<span id="L11" class="LineNr"> 11 </span><span class="subxComment"># $ echo $?</span> -<span id="L12" class="LineNr"> 12 </span><span class="subxComment"># 97</span> -<span id="L13" class="LineNr"> 13 </span> -<span id="L14" class="LineNr"> 14 </span>== code 0x09000000 -<span id="L15" class="LineNr"> 15 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L16" class="LineNr"> 16 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L17" class="LineNr"> 17 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L18" class="LineNr"> 18 </span> -<span id="L19" class="LineNr"> 19 </span><span class="SpecialChar">Entry</span>: -<span id="L20" class="LineNr"> 20 </span> <span class="subxComment"># syscall(creat, Filename)</span> -<span id="L21" class="LineNr"> 21 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L103'>Filename</a></span>/imm32 -<span id="L22" class="LineNr"> 22 </span> b9/copy-to-ECX 0x180/imm32/fixed-perms -<span id="L23" class="LineNr"> 23 </span> b8/copy-to-EAX 8/imm32/creat -<span id="L24" class="LineNr"> 24 </span> cd/syscall 0x80/imm8 -<span id="L25" class="LineNr"> 25 </span> -<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># stream = syscall(open, Filename, O_WRONLY, 0) # we can't use 'fd' because it looks like a hex byte</span> -<span id="L27" class="LineNr"> 27 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L103'>Filename</a></span>/imm32 -<span id="L28" class="LineNr"> 28 </span> b9/copy-to-ECX 1/imm32/wronly -<span id="L29" class="LineNr"> 29 </span> ba/copy-to-EDX 0x180/imm32/fixed-perms -<span id="L30" class="LineNr"> 30 </span> b8/copy-to-EAX 5/imm32/open -<span id="L31" class="LineNr"> 31 </span> cd/syscall 0x80/imm8 -<span id="L32" class="LineNr"> 32 </span> <span class="subxComment"># save stream</span> -<span id="L33" class="LineNr"> 33 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L34" class="LineNr"> 34 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EBX</span> -<span id="L35" class="LineNr"> 35 </span> -<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># syscall(write, Stream, "a", 1)</span> -<span id="L37" class="LineNr"> 37 </span> <span class="subxS1Comment"># . load stream</span> -<span id="L38" class="LineNr"> 38 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L39" class="LineNr"> 39 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EBX</span> -<span id="L40" class="LineNr"> 40 </span> <span class="subxS1Comment"># .</span> -<span id="L41" class="LineNr"> 41 </span> b9/copy-to-ECX <span class="SpecialChar"><a href='ex7.subx.html#L99'>A</a></span>/imm32 -<span id="L42" class="LineNr"> 42 </span> ba/copy-to-EDX 1/imm32/size -<span id="L43" class="LineNr"> 43 </span> b8/copy-to-EAX 4/imm32/write -<span id="L44" class="LineNr"> 44 </span> cd/syscall 0x80/imm8 -<span id="L45" class="LineNr"> 45 </span> -<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># syscall(close, Stream)</span> -<span id="L47" class="LineNr"> 47 </span> <span class="subxS1Comment"># . load stream</span> -<span id="L48" class="LineNr"> 48 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L49" class="LineNr"> 49 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EBX</span> -<span id="L50" class="LineNr"> 50 </span> <span class="subxS1Comment"># .</span> -<span id="L51" class="LineNr"> 51 </span> b8/copy-to-EAX 6/imm32/close -<span id="L52" class="LineNr"> 52 </span> cd/syscall 0x80/imm8 -<span id="L53" class="LineNr"> 53 </span> -<span id="L54" class="LineNr"> 54 </span> <span class="subxComment"># stream = syscall(open, Filename, O_RDONLY, 0)</span> -<span id="L55" class="LineNr"> 55 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L103'>Filename</a></span>/imm32 -<span id="L56" class="LineNr"> 56 </span> b9/copy-to-ECX 0/imm32/rdonly -<span id="L57" class="LineNr"> 57 </span> ba/copy-to-EDX 0x180/imm32/fixed-perms -<span id="L58" class="LineNr"> 58 </span> b8/copy-to-EAX 5/imm32/open -<span id="L59" class="LineNr"> 59 </span> cd/syscall 0x80/imm8 -<span id="L60" class="LineNr"> 60 </span> <span class="subxS1Comment"># . save Stream</span> -<span id="L61" class="LineNr"> 61 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L62" class="LineNr"> 62 </span> 89/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to *EBX</span> -<span id="L63" class="LineNr"> 63 </span> -<span id="L64" class="LineNr"> 64 </span> <span class="subxComment"># syscall(read, Stream, B, 1)</span> -<span id="L65" class="LineNr"> 65 </span> <span class="subxS1Comment"># . load stream</span> -<span id="L66" class="LineNr"> 66 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L67" class="LineNr"> 67 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EBX</span> -<span id="L68" class="LineNr"> 68 </span> <span class="subxS1Comment"># .</span> -<span id="L69" class="LineNr"> 69 </span> b9/copy-to-ECX <span class="SpecialChar"><a href='ex7.subx.html#L101'>B</a></span>/imm32 -<span id="L70" class="LineNr"> 70 </span> ba/copy-to-EDX 1/imm32/size -<span id="L71" class="LineNr"> 71 </span> b8/copy-to-EAX 3/imm32/read -<span id="L72" class="LineNr"> 72 </span> cd/syscall 0x80/imm8 -<span id="L73" class="LineNr"> 73 </span> -<span id="L74" class="LineNr"> 74 </span> <span class="subxComment"># syscall(close, Stream)</span> -<span id="L75" class="LineNr"> 75 </span> <span class="subxS1Comment"># . load stream</span> -<span id="L76" class="LineNr"> 76 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L97'>Stream</a></span>/imm32 -<span id="L77" class="LineNr"> 77 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EBX</span> -<span id="L78" class="LineNr"> 78 </span> <span class="subxComment">#</span> -<span id="L79" class="LineNr"> 79 </span> b8/copy-to-EAX 6/imm32/close -<span id="L80" class="LineNr"> 80 </span> cd/syscall 0x80/imm8 -<span id="L81" class="LineNr"> 81 </span> -<span id="L82" class="LineNr"> 82 </span> <span class="subxComment"># syscall(unlink, filename)</span> -<span id="L83" class="LineNr"> 83 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L103'>Filename</a></span>/imm32 -<span id="L84" class="LineNr"> 84 </span> b8/copy-to-EAX 0xa/imm32/unlink -<span id="L85" class="LineNr"> 85 </span> cd/syscall 0x80/imm8 -<span id="L86" class="LineNr"> 86 </span> -<span id="L87" class="LineNr"> 87 </span> <span class="subxComment"># syscall(exit, b)</span> -<span id="L88" class="LineNr"> 88 </span> <span class="subxS1Comment"># . load b</span> -<span id="L89" class="LineNr"> 89 </span> bb/copy-to-EBX <span class="SpecialChar"><a href='ex7.subx.html#L101'>B</a></span>/imm32 -<span id="L90" class="LineNr"> 90 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EBX to EBX</span> -<span id="L91" class="LineNr"> 91 </span> <span class="subxComment">#</span> -<span id="L92" class="LineNr"> 92 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L93" class="LineNr"> 93 </span> cd/syscall 0x80/imm8 -<span id="L94" class="LineNr"> 94 </span> -<span id="L95" class="LineNr"> 95 </span>== data 0x0a000000 -<span id="L96" class="LineNr"> 96 </span> -<span id="L97" class="LineNr"> 97 </span><span class="SpecialChar">Stream</span>: -<span id="L98" class="LineNr"> 98 </span> 0/imm32 -<span id="L99" class="LineNr"> 99 </span><span class="SpecialChar">A</span>: -<span id="L100" class="LineNr">100 </span> 61/imm32/A -<span id="L101" class="LineNr">101 </span><span class="SpecialChar">B</span>: -<span id="L102" class="LineNr">102 </span> 0/imm32 -<span id="L103" class="LineNr">103 </span><span class="SpecialChar">Filename</span>: -<span id="L104" class="LineNr">104 </span> 2e 66 6f 6f 00 00 00 00 -<span id="L105" class="LineNr">105 </span><span class="subxComment"># . f o o null</span> -<span id="L106" class="LineNr">106 </span> -<span id="L107" class="LineNr">107 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex8.subx.html b/html/subx/examples/ex8.subx.html deleted file mode 100644 index c636cebe..00000000 --- a/html/subx/examples/ex8.subx.html +++ /dev/null @@ -1,124 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex8.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.Constant { color: #008787; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex8.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex8.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Example reading commandline arguments: compute length of first arg.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># $ ./subx translate examples/ex8.subx -o examples/ex8</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># $ ./subx run examples/ex8 abc de fghi</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ echo $?</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># 3 # length of 'abc'</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment">#</span> -<span id="L10" class="LineNr">10 </span><span class="subxComment"># At the start of a SubX program:</span> -<span id="L11" class="LineNr">11 </span><span class="subxComment"># argc: *ESP</span> -<span id="L12" class="LineNr">12 </span><span class="subxComment"># argv[0]: *(ESP+4)</span> -<span id="L13" class="LineNr">13 </span><span class="subxComment"># argv[1]: *(ESP+8)</span> -<span id="L14" class="LineNr">14 </span><span class="subxComment"># ...</span> -<span id="L15" class="LineNr">15 </span><span class="subxComment"># Locals start from ESP-4 downwards.</span> -<span id="L16" class="LineNr">16 </span> -<span id="L17" class="LineNr">17 </span>== code 0x09000000 -<span id="L18" class="LineNr">18 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L19" class="LineNr">19 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L20" class="LineNr">20 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L21" class="LineNr">21 </span> -<span id="L22" class="LineNr">22 </span><span class="SpecialChar">Entry</span>: -<span id="L23" class="LineNr">23 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L24" class="LineNr">24 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L25" class="LineNr">25 </span> <span class="subxComment"># EAX = ascii-length(argv[1])</span> -<span id="L26" class="LineNr">26 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L27" class="LineNr">27 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L28" class="LineNr">28 </span> <span class="subxS2Comment"># . . call</span> -<span id="L29" class="LineNr">29 </span> e8/call <a href='ex8.subx.html#L38'>ascii-length</a>/disp32 -<span id="L30" class="LineNr">30 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L31" class="LineNr">31 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L32" class="LineNr">32 </span> -<span id="L33" class="LineNr">33 </span> <span class="subxComment"># exit(EAX)</span> -<span id="L34" class="LineNr">34 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L35" class="LineNr">35 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L36" class="LineNr">36 </span> cd/syscall 0x80/imm8 -<span id="L37" class="LineNr">37 </span> -<span id="L38" class="LineNr">38 </span><span class="subxFunction">ascii-length</span>: <span class="subxComment"># s : (address array byte) -> n/EAX</span> -<span id="L39" class="LineNr">39 </span> <span class="subxComment"># EDX = s</span> -<span id="L40" class="LineNr">40 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none <span class="Normal"> . </span> 2/r32/EDX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+4) to EDX</span> -<span id="L41" class="LineNr">41 </span> <span class="subxComment"># var result/EAX = 0</span> -<span id="L42" class="LineNr">42 </span> b8/copy-to-EAX 0/imm32 -<span id="L43" class="LineNr">43 </span><span class="Constant">$ascii-length:loop</span>: -<span id="L44" class="LineNr">44 </span> <span class="subxComment"># var c/ECX = *s</span> -<span id="L45" class="LineNr">45 </span> 8a/copy-byte 0/mod/* 2/rm32/EDX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/CL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy byte at *EDX to CL</span> -<span id="L46" class="LineNr">46 </span> <span class="subxComment"># if (c == '\0') break</span> -<span id="L47" class="LineNr">47 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ECX</span> -<span id="L48" class="LineNr">48 </span> 74/jump-if-equal $ascii-length:end/disp8 -<span id="L49" class="LineNr">49 </span> <span class="subxComment"># ++s</span> -<span id="L50" class="LineNr">50 </span> 42/increment-EDX -<span id="L51" class="LineNr">51 </span> <span class="subxComment"># ++result</span> -<span id="L52" class="LineNr">52 </span> 40/increment-EAX -<span id="L53" class="LineNr">53 </span> <span class="subxComment"># loop</span> -<span id="L54" class="LineNr">54 </span> eb/jump $ascii-length:loop/disp8 -<span id="L55" class="LineNr">55 </span><span class="Constant">$ascii-length:end</span>: -<span id="L56" class="LineNr">56 </span> <span class="subxComment"># return EAX</span> -<span id="L57" class="LineNr">57 </span> c3/return -<span id="L58" class="LineNr">58 </span> -<span id="L59" class="LineNr">59 </span>== data 0x0a000000 -<span id="L60" class="LineNr">60 </span> -<span id="L61" class="LineNr">61 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/examples/ex9.subx.html b/html/subx/examples/ex9.subx.html deleted file mode 100644 index 61491047..00000000 --- a/html/subx/examples/ex9.subx.html +++ /dev/null @@ -1,117 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - subx/examples/ex9.subx</title> -<meta name="Generator" content="Vim/8.1"> -<meta name="plugin-version" content="vim8.1_v1"> -<meta name="syntax" content="none"> -<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.subxComment { color: #005faf; } -.subxS1Comment { color: #0000af; } -.LineNr { } -.SpecialChar { color: #d70000; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.subxFunction { color: #af5f00; text-decoration: underline; } -.subxS2Comment { color: #8a8a8a; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - var lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/subx/examples/ex9.subx'>https://github.com/akkartik/mu/blob/master/subx/examples/ex9.subx</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Example showing arg order on the stack.</span> -<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># Show difference between ascii codes of first letter of first arg and first</span> -<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># letter of second arg.</span> -<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#</span> -<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># To run (from the subx directory):</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ ./subx translate examples/ex9.subx -o examples/ex9</span> -<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># $ ./subx run examples/ex9 z x</span> -<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># Expected result:</span> -<span id="L10" class="LineNr">10 </span><span class="subxComment"># $ echo $?</span> -<span id="L11" class="LineNr">11 </span><span class="subxComment"># 2</span> -<span id="L12" class="LineNr">12 </span><span class="subxComment">#</span> -<span id="L13" class="LineNr">13 </span><span class="subxComment"># At the start of a SubX program:</span> -<span id="L14" class="LineNr">14 </span><span class="subxComment"># argc: *ESP</span> -<span id="L15" class="LineNr">15 </span><span class="subxComment"># argv[0]: *(ESP+4)</span> -<span id="L16" class="LineNr">16 </span><span class="subxComment"># argv[1]: *(ESP+8)</span> -<span id="L17" class="LineNr">17 </span><span class="subxComment"># ...</span> -<span id="L18" class="LineNr">18 </span><span class="subxComment"># Locals start from ESP-4 downwards.</span> -<span id="L19" class="LineNr">19 </span> -<span id="L20" class="LineNr">20 </span>== code 0x09000000 -<span id="L21" class="LineNr">21 </span><span class="subxComment"># instruction effective address register displacement immediate</span> -<span id="L22" class="LineNr">22 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> -<span id="L23" class="LineNr">23 </span><span class="subxS1Comment"># . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L24" class="LineNr">24 </span> -<span id="L25" class="LineNr">25 </span><span class="SpecialChar">Entry</span>: -<span id="L26" class="LineNr">26 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L27" class="LineNr">27 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L28" class="LineNr">28 </span> <span class="subxComment"># ascii-difference(argv[1], argv[2])</span> -<span id="L29" class="LineNr">29 </span> <span class="subxS2Comment"># . . push argv[2]</span> -<span id="L30" class="LineNr">30 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+12)</span> -<span id="L31" class="LineNr">31 </span> <span class="subxS2Comment"># . . push argv[1]</span> -<span id="L32" class="LineNr">32 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(EBP+8)</span> -<span id="L33" class="LineNr">33 </span> <span class="subxS2Comment"># . . call</span> -<span id="L34" class="LineNr">34 </span> e8/call <a href='ex9.subx.html#L42'>ascii-difference</a>/disp32 -<span id="L35" class="LineNr">35 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L36" class="LineNr">36 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L37" class="LineNr">37 </span> <span class="subxComment"># syscall(exit, EAX)</span> -<span id="L38" class="LineNr">38 </span> 89/copy 3/mod/direct 3/rm32/EBX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to EBX</span> -<span id="L39" class="LineNr">39 </span> b8/copy-to-EAX 1/imm32/exit -<span id="L40" class="LineNr">40 </span> cd/syscall 0x80/imm8 -<span id="L41" class="LineNr">41 </span> -<span id="L42" class="LineNr">42 </span><span class="subxFunction">ascii-difference</span>: <span class="subxComment"># (s1, s2) : null-terminated ascii strings</span> -<span id="L43" class="LineNr">43 </span> <span class="subxComment"># a = first letter of s1 (ECX)</span> -<span id="L44" class="LineNr">44 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 0/r32/EAX 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ESP+4) to EAX</span> -<span id="L45" class="LineNr">45 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *EAX to EAX</span> -<span id="L46" class="LineNr">46 </span> <span class="subxComment"># b = first letter of s2 (EDX)</span> -<span id="L47" class="LineNr">47 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 1/r32/ECX 8/disp8 <span class="subxComment"># copy *(ESP+8) to ECX</span> -<span id="L48" class="LineNr">48 </span> 8b/copy 0/mod/indirect 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ECX to ECX</span> -<span id="L49" class="LineNr">49 </span> <span class="subxComment"># a-b</span> -<span id="L50" class="LineNr">50 </span> 29/subtract 3/mod/direct 0/rm32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ECX from EAX</span> -<span id="L51" class="LineNr">51 </span> c3/return -<span id="L52" class="LineNr">52 </span> -<span id="L53" class="LineNr">53 </span>== data 0x0a000000 -<span id="L54" class="LineNr">54 </span> -<span id="L55" class="LineNr">55 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> diff --git a/html/subx/trace.png b/html/subx/trace.png deleted file mode 100644 index 5556262d..00000000 --- a/html/subx/trace.png +++ /dev/null Binary files differ |
