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| author | Kartik Agaram <vc@akkartik.com> | 2019-07-27 16:01:55 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2019-07-27 17:47:59 -0700 |
| commit | 6e1eeeebfb453fa7c871869c19375ce60fbd7413 (patch) | |
| tree | 539c4a3fdf1756ae79770d5c4aaf6366f1d1525e /html/subx/074print-int-decimal.subx.html | |
| parent | 8846a7f85cc04b77b2fe8a67b6d317723437b00c (diff) | |
| download | mu-6e1eeeebfb453fa7c871869c19375ce60fbd7413.tar.gz | |
5485 - promote SubX to top-level
Diffstat (limited to 'html/subx/074print-int-decimal.subx.html')
| -rw-r--r-- | html/subx/074print-int-decimal.subx.html | 347 |
1 files changed, 0 insertions, 347 deletions
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 : --> |