diff options
| author | Kartik Agaram <vc@akkartik.com> | 2019-01-11 17:44:12 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2019-01-11 17:50:29 -0800 |
| commit | dadae33848cbaf95b6355789348e0b1d3dff11af (patch) | |
| tree | 4e03aeb70df3f05dc0be9548a689ee6b113a71d8 | |
| parent | 44e030822e03b28b53db0f73a9d5d1a3913cee4a (diff) | |
| download | mu-dadae33848cbaf95b6355789348e0b1d3dff11af.tar.gz | |
4920
| -rw-r--r-- | html/subx/069slice.subx.html | 2 | ||||
| -rw-r--r-- | html/subx/071hex.subx.html | 524 | ||||
| -rw-r--r-- | html/subx/apps/hex.subx.html | 501 | ||||
| -rw-r--r-- | subx/010---vm.cc | 8 | ||||
| -rw-r--r-- | subx/069slice.subx | 2 | ||||
| -rw-r--r-- | subx/071hex.subx | 458 | ||||
| -rwxr-xr-x | subx/apps/crenshaw2-1 | bin | 12007 -> 13231 bytes | |||
| -rwxr-xr-x | subx/apps/crenshaw2-1b | bin | 12566 -> 13790 bytes | |||
| -rwxr-xr-x | subx/apps/factorial | bin | 10925 -> 12149 bytes | |||
| -rwxr-xr-x | subx/apps/handle | bin | 11718 -> 12942 bytes | |||
| -rwxr-xr-x | subx/apps/hex | bin | 15521 -> 16210 bytes | |||
| -rw-r--r-- | subx/apps/hex.subx | 179 | ||||
| -rw-r--r-- | subx/apps/pack.subx | 3 |
13 files changed, 1157 insertions, 520 deletions
diff --git a/html/subx/069slice.subx.html b/html/subx/069slice.subx.html index a959259d..34cecee5 100644 --- a/html/subx/069slice.subx.html +++ b/html/subx/069slice.subx.html @@ -88,7 +88,7 @@ if ('onhashchange' in window) { <span id="L26" class="LineNr"> 26 </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="L27" class="LineNr"> 27 </span> <span class="subxS1Comment"># . compare EAX with s->end</span> <span id="L28" class="LineNr"> 28 </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="L29" class="LineNr"> 29 </span> b8/copy-to-EAX 1/imm32/false +<span id="L29" class="LineNr"> 29 </span> b8/copy-to-EAX 1/imm32/true <span id="L30" class="LineNr"> 30 </span> 74/jump-if-equal $slice-empty?:end/disp8 <span id="L31" class="LineNr"> 31 </span> b8/copy-to-EAX 0/imm32/false <span id="L32" class="LineNr"> 32 </span><span class="Constant">$slice-empty?:end</span>: diff --git a/html/subx/071hex.subx.html b/html/subx/071hex.subx.html new file mode 100644 index 00000000..d1f37e61 --- /dev/null +++ b/html/subx/071hex.subx.html @@ -0,0 +1,524 @@ +<!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/071hex.subx</title> +<meta name="Generator" content="Vim/8.0"> +<meta name="plugin-version" content="vim7.4_v2"> +<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; } +.Constant { color: #008787; } +.LineNr { } +.subxS1Comment { color: #0000af; } +.CommentedCode { color: #8a8a8a; } +.subxFunction { color: #af5f00; text-decoration: underline; } +.subxTest { color: #5f8700; } +.subxMinorFunction { color: #875f5f; } +.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } +.subxS2Comment { color: #8a8a8a; } +.SpecialChar { color: #d70000; } +--> +</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; + } + 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/071hex.subx'>https://github.com/akkartik/mu/blob/master/subx/071hex.subx</a> +<pre id='vimCodeElement'> +<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># some utilities for converting numbers to/from hex</span> +<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># lowercase letters only</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="subxComment"># main:</span> +<span id="L10" class="LineNr"> 10 </span><span class="CommentedCode">#? e8/call test-is-hex-int-handles-0x-prefix/disp32</span> +<span id="L11" class="LineNr"> 11 </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="L12" class="LineNr"> 12 </span> <span class="subxComment"># syscall(exit, Num-test-failures)</span> +<span id="L13" class="LineNr"> 13 </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="L14" class="LineNr"> 14 </span> b8/copy-to-EAX 1/imm32/exit +<span id="L15" class="LineNr"> 15 </span> cd/syscall 0x80/imm8 +<span id="L16" class="LineNr"> 16 </span> +<span id="L17" class="LineNr"> 17 </span><span class="subxFunction">is-hex-int?</span>: <span class="subxComment"># in : (address slice) -> bool/EAX</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> 51/push-ECX +<span id="L23" class="LineNr"> 23 </span> 52/push-EDX +<span id="L24" class="LineNr"> 24 </span> 53/push-EBX +<span id="L25" class="LineNr"> 25 </span> <span class="subxComment"># ECX = s</span> +<span id="L26" class="LineNr"> 26 </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="L27" class="LineNr"> 27 </span> <span class="subxComment"># EDX = s->end</span> +<span id="L28" class="LineNr"> 28 </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="L29" class="LineNr"> 29 </span> <span class="subxComment"># curr/ECX = s->start</span> +<span id="L30" class="LineNr"> 30 </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="L31" class="LineNr"> 31 </span> <span class="subxComment"># if s is empty return false</span> +<span id="L32" class="LineNr"> 32 </span> b8/copy-to-EAX 0/imm32/false +<span id="L33" class="LineNr"> 33 </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="L34" class="LineNr"> 34 </span> 7d/jump-if-greater-or-equal $is-hex-int?:end/disp8 +<span id="L35" class="LineNr"> 35 </span> <span class="subxComment"># skip past leading '0x'</span> +<span id="L36" class="LineNr"> 36 </span><span class="Constant">$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> 7d/jump-if-greater-or-equal $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> 7d/jump-if-greater-or-equal $is-hex-int?:true/disp8 +<span id="L59" class="LineNr"> 59 </span> <span class="subxComment"># EAX = is-hex-byte?(*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='071hex.subx.html#L261'>is-hex-byte?</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-with-EAX 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"># var slice/ECX = "34"</span> +<span id="L92" class="LineNr"> 92 </span> 68/push <a href='071hex.subx.html#L440'>_test-slice-hex-int-end</a>/imm32 +<span id="L93" class="LineNr"> 93 </span> 68/push <a href='071hex.subx.html#L438'>_test-slice-hex-int</a>/imm32 +<span id="L94" class="LineNr"> 94 </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="L95" class="LineNr"> 95 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L96" class="LineNr"> 96 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L97" class="LineNr"> 97 </span> 51/push-ECX +<span id="L98" class="LineNr"> 98 </span> <span class="subxS2Comment"># . . call</span> +<span id="L99" class="LineNr"> 99 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</a>/disp32 +<span id="L100" class="LineNr">100 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L101" class="LineNr">101 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L102" class="LineNr">102 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> +<span id="L103" class="LineNr">103 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L104" class="LineNr">104 </span> 68/push <span class="Constant">"F - test-is-hex-int"</span>/imm32 +<span id="L105" class="LineNr">105 </span> 68/push 1/imm32/true +<span id="L106" class="LineNr">106 </span> 50/push-EAX +<span id="L107" class="LineNr">107 </span> <span class="subxS2Comment"># . . call</span> +<span id="L108" class="LineNr">108 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<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="subxTest">test-is-hex-int-handles-letters</span>: +<span id="L117" class="LineNr">117 </span> <span class="subxS1Comment"># . prolog</span> +<span id="L118" class="LineNr">118 </span> 55/push-EBP +<span id="L119" class="LineNr">119 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> +<span id="L120" class="LineNr">120 </span> <span class="subxComment"># var slice/ECX = "34a"</span> +<span id="L121" class="LineNr">121 </span> 68/push <a href='071hex.subx.html#L448'>_test-slice-hex-int-letters-end</a>/imm32 +<span id="L122" class="LineNr">122 </span> 68/push <a href='071hex.subx.html#L446'>_test-slice-hex-int-letters</a>/imm32 +<span id="L123" class="LineNr">123 </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="L124" class="LineNr">124 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L125" class="LineNr">125 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L126" class="LineNr">126 </span> 51/push-ECX +<span id="L127" class="LineNr">127 </span> <span class="subxS2Comment"># . . call</span> +<span id="L128" class="LineNr">128 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L131" class="LineNr">131 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</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">"F - test-is-hex-int-handles-letters"</span>/imm32 +<span id="L134" class="LineNr">134 </span> 68/push 1/imm32/true +<span id="L135" class="LineNr">135 </span> 50/push-EAX +<span id="L136" class="LineNr">136 </span> <span class="subxS2Comment"># . . call</span> +<span id="L137" class="LineNr">137 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L140" class="LineNr">140 </span> <span class="subxS1Comment"># . epilog</span> +<span id="L141" class="LineNr">141 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> +<span id="L142" class="LineNr">142 </span> 5d/pop-to-EBP +<span id="L143" class="LineNr">143 </span> c3/return +<span id="L144" class="LineNr">144 </span> +<span id="L145" class="LineNr">145 </span><span class="subxTest">test-is-hex-int-with-trailing-char</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="subxComment"># var slice/ECX = "34q"</span> +<span id="L150" class="LineNr">150 </span> 68/push <a href='071hex.subx.html#L456'>_test-slice-digits-and-char-end</a>/imm32 +<span id="L151" class="LineNr">151 </span> 68/push <a href='071hex.subx.html#L454'>_test-slice-digits-and-char</a>/imm32 +<span id="L152" class="LineNr">152 </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="L153" class="LineNr">153 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L154" class="LineNr">154 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L155" class="LineNr">155 </span> 51/push-ECX +<span id="L156" class="LineNr">156 </span> <span class="subxS2Comment"># . . call</span> +<span id="L157" class="LineNr">157 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L160" class="LineNr">160 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</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">"F - test-is-hex-int-with-trailing-char"</span>/imm32 +<span id="L163" class="LineNr">163 </span> 68/push 0/imm32/false +<span id="L164" class="LineNr">164 </span> 50/push-EAX +<span id="L165" class="LineNr">165 </span> <span class="subxS2Comment"># . . call</span> +<span id="L166" class="LineNr">166 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L169" class="LineNr">169 </span> <span class="subxS1Comment"># . epilog</span> +<span id="L170" class="LineNr">170 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> +<span id="L171" class="LineNr">171 </span> 5d/pop-to-EBP +<span id="L172" class="LineNr">172 </span> c3/return +<span id="L173" class="LineNr">173 </span> +<span id="L174" class="LineNr">174 </span><span class="subxTest">test-is-hex-int-with-leading-char</span>: +<span id="L175" class="LineNr">175 </span> <span class="subxS1Comment"># . prolog</span> +<span id="L176" class="LineNr">176 </span> 55/push-EBP +<span id="L177" class="LineNr">177 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> +<span id="L178" class="LineNr">178 </span> <span class="subxComment"># var slice/ECX = "q34"</span> +<span id="L179" class="LineNr">179 </span> 68/push <a href='071hex.subx.html#L452'>_test-slice-char-and-digits-end</a>/imm32 +<span id="L180" class="LineNr">180 </span> 68/push <a href='071hex.subx.html#L450'>_test-slice-char-and-digits</a>/imm32 +<span id="L181" class="LineNr">181 </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="L182" class="LineNr">182 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L183" class="LineNr">183 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L184" class="LineNr">184 </span> 51/push-ECX +<span id="L185" class="LineNr">185 </span> <span class="subxS2Comment"># . . call</span> +<span id="L186" class="LineNr">186 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</a>/disp32 +<span id="L187" class="LineNr">187 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L188" class="LineNr">188 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L189" class="LineNr">189 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> +<span id="L190" class="LineNr">190 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L191" class="LineNr">191 </span> 68/push <span class="Constant">"F - test-is-hex-int-with-leading-char"</span>/imm32 +<span id="L192" class="LineNr">192 </span> 68/push 0/imm32/false +<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='051test.subx.html#L24'>check-ints-equal</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="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-is-hex-int-empty</span>: +<span id="L204" class="LineNr">204 </span> <span class="subxS1Comment"># . prolog</span> +<span id="L205" class="LineNr">205 </span> 55/push-EBP +<span id="L206" class="LineNr">206 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> +<span id="L207" class="LineNr">207 </span> <span class="subxComment"># var slice/ECX = ""</span> +<span id="L208" class="LineNr">208 </span> 68/push <a href='071hex.subx.html#L436'>_test-slice-empty-end</a>/imm32 +<span id="L209" class="LineNr">209 </span> 68/push <a href='071hex.subx.html#L434'>_test-slice-empty</a>/imm32 +<span id="L210" class="LineNr">210 </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="L211" class="LineNr">211 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L212" class="LineNr">212 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L213" class="LineNr">213 </span> 51/push-ECX +<span id="L214" class="LineNr">214 </span> <span class="subxS2Comment"># . . call</span> +<span id="L215" class="LineNr">215 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L218" class="LineNr">218 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> +<span id="L219" class="LineNr">219 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L220" class="LineNr">220 </span> 68/push <span class="Constant">"F - test-is-hex-int-empty"</span>/imm32 +<span id="L221" class="LineNr">221 </span> 68/push 0/imm32/false +<span id="L222" class="LineNr">222 </span> 50/push-EAX +<span id="L223" class="LineNr">223 </span> <span class="subxS2Comment"># . . call</span> +<span id="L224" class="LineNr">224 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L227" class="LineNr">227 </span> <span class="subxS1Comment"># . epilog</span> +<span id="L228" class="LineNr">228 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> +<span id="L229" class="LineNr">229 </span> 5d/pop-to-EBP +<span id="L230" class="LineNr">230 </span> c3/return +<span id="L231" class="LineNr">231 </span> +<span id="L232" class="LineNr">232 </span><span class="subxTest">test-is-hex-int-handles-0x-prefix</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="subxComment"># var slice/ECX = "0x3a"</span> +<span id="L237" class="LineNr">237 </span> 68/push <a href='071hex.subx.html#L444'>_test-slice-hex-int-with-0x-prefix-end</a>/imm32 +<span id="L238" class="LineNr">238 </span> 68/push <a href='071hex.subx.html#L442'>_test-slice-hex-int-with-0x-prefix</a>/imm32 +<span id="L239" class="LineNr">239 </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="L240" class="LineNr">240 </span> <span class="subxComment"># EAX = is-hex-int?(slice)</span> +<span id="L241" class="LineNr">241 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L242" class="LineNr">242 </span> 51/push-ECX +<span id="L243" class="LineNr">243 </span> <span class="subxS2Comment"># . . call</span> +<span id="L244" class="LineNr">244 </span> e8/call <a href='071hex.subx.html#L17'>is-hex-int?</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"># check-ints-equal(EAX, 1, 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 - test-is-hex-int-handles-0x-prefix"</span>/imm32 +<span id="L250" class="LineNr">250 </span> 68/push 1/imm32/true +<span id="L251" class="LineNr">251 </span> 50/push-EAX +<span id="L252" class="LineNr">252 </span> <span class="subxS2Comment"># . . call</span> +<span id="L253" class="LineNr">253 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 +<span id="L254" class="LineNr">254 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L255" class="LineNr">255 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L256" class="LineNr">256 </span> <span class="subxS1Comment"># . epilog</span> +<span id="L257" class="LineNr">257 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> +<span id="L258" class="LineNr">258 </span> 5d/pop-to-EBP +<span id="L259" class="LineNr">259 </span> c3/return +<span id="L260" class="LineNr">260 </span> +<span id="L261" class="LineNr">261 </span><span class="subxFunction">is-hex-byte?</span>: <span class="subxComment"># c : byte -> bool/EAX</span> +<span id="L262" class="LineNr">262 </span> <span class="subxS1Comment"># . prolog</span> +<span id="L263" class="LineNr">263 </span> 55/push-EBP +<span id="L264" class="LineNr">264 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> +<span id="L265" class="LineNr">265 </span> <span class="subxS1Comment"># . save registers</span> +<span id="L266" class="LineNr">266 </span> 51/push-ECX +<span id="L267" class="LineNr">267 </span> <span class="subxComment"># ECX = c</span> +<span id="L268" class="LineNr">268 </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="L269" class="LineNr">269 </span> <span class="subxComment"># return false if c < '0'</span> +<span id="L270" class="LineNr">270 </span> b8/copy-to-EAX 0/imm32/false +<span id="L271" class="LineNr">271 </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="L272" class="LineNr">272 </span> 7c/jump-if-lesser $is-hex-byte?:end/disp8 +<span id="L273" class="LineNr">273 </span> <span class="subxComment"># return false if c > 'f'</span> +<span id="L274" class="LineNr">274 </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="L275" class="LineNr">275 </span> 7f/jump-if-greater $is-hex-byte?:end/disp8 +<span id="L276" class="LineNr">276 </span> <span class="subxComment"># return true if c <= '9'</span> +<span id="L277" class="LineNr">277 </span> b8/copy-to-EAX 1/imm32/true +<span id="L278" class="LineNr">278 </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="L279" class="LineNr">279 </span> 7e/jump-if-lesser-or-equal $is-hex-byte?:end/disp8 +<span id="L280" class="LineNr">280 </span> <span class="subxComment"># return true if c >= 'a'</span> +<span id="L281" class="LineNr">281 </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="L282" class="LineNr">282 </span> 7d/jump-if-greater-or-equal $is-hex-byte?:end/disp8 +<span id="L283" class="LineNr">283 </span> <span class="subxComment"># otherwise return false</span> +<span id="L284" class="LineNr">284 </span> b8/copy-to-EAX 0/imm32/false +<span id="L285" class="LineNr">285 </span><span class="Constant">$is-hex-byte?:end</span>: +<span id="L286" class="LineNr">286 </span> <span class="subxS1Comment"># . restore registers</span> +<span id="L287" class="LineNr">287 </span> 59/pop-to-ECX +<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-hex-below-0</span>: +<span id="L294" class="LineNr">294 </span> <span class="subxComment"># EAX = is-hex-byte?(0x2f)</span> +<span id="L295" class="LineNr">295 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L296" class="LineNr">296 </span> 68/push 0x2f/imm32 +<span id="L297" class="LineNr">297 </span> <span class="subxS2Comment"># . . call</span> +<span id="L298" class="LineNr">298 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L301" class="LineNr">301 </span> <span class="subxComment"># check-ints-equal(EAX, 0, 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-hex-below-0"</span>/imm32 +<span id="L304" class="LineNr">304 </span> 68/push 0/imm32/false +<span id="L305" class="LineNr">305 </span> 50/push-EAX +<span id="L306" class="LineNr">306 </span> <span class="subxS2Comment"># . . call</span> +<span id="L307" class="LineNr">307 </span> e8/call <a href='051test.subx.html#L24'>check-ints-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> c3/return +<span id="L311" class="LineNr">311 </span> +<span id="L312" class="LineNr">312 </span><span class="subxTest">test-hex-0-to-9</span>: +<span id="L313" class="LineNr">313 </span> <span class="subxComment"># EAX = is-hex-byte?(0x30)</span> +<span id="L314" class="LineNr">314 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L315" class="LineNr">315 </span> 68/push 0x30/imm32 +<span id="L316" class="LineNr">316 </span> <span class="subxS2Comment"># . . call</span> +<span id="L317" class="LineNr">317 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L320" class="LineNr">320 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> +<span id="L321" class="LineNr">321 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L322" class="LineNr">322 </span> 68/push <span class="Constant">"F - test-hex-at-0"</span>/imm32 +<span id="L323" class="LineNr">323 </span> 68/push 1/imm32/true +<span id="L324" class="LineNr">324 </span> 50/push-EAX +<span id="L325" class="LineNr">325 </span> <span class="subxS2Comment"># . . call</span> +<span id="L326" class="LineNr">326 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L329" class="LineNr">329 </span> <span class="subxComment"># EAX = is-hex-byte?(0x39)</span> +<span id="L330" class="LineNr">330 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L331" class="LineNr">331 </span> 68/push 0x39/imm32 +<span id="L332" class="LineNr">332 </span> <span class="subxS2Comment"># . . call</span> +<span id="L333" class="LineNr">333 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</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-ints-equal(EAX, 1, msg)</span> +<span id="L337" class="LineNr">337 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L338" class="LineNr">338 </span> 68/push <span class="Constant">"F - test-hex-at-9"</span>/imm32 +<span id="L339" class="LineNr">339 </span> 68/push 1/imm32/true +<span id="L340" class="LineNr">340 </span> 50/push-EAX +<span id="L341" class="LineNr">341 </span> <span class="subxS2Comment"># . . call</span> +<span id="L342" class="LineNr">342 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L345" class="LineNr">345 </span> c3/return +<span id="L346" class="LineNr">346 </span> +<span id="L347" class="LineNr">347 </span><span class="subxTest">test-hex-above-9-to-a</span>: +<span id="L348" class="LineNr">348 </span> <span class="subxComment"># EAX = is-hex-byte?(0x3a)</span> +<span id="L349" class="LineNr">349 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L350" class="LineNr">350 </span> 68/push 0x3a/imm32 +<span id="L351" class="LineNr">351 </span> <span class="subxS2Comment"># . . call</span> +<span id="L352" class="LineNr">352 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</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="subxComment"># check-ints-equal(EAX, 0, msg)</span> +<span id="L356" class="LineNr">356 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L357" class="LineNr">357 </span> 68/push <span class="Constant">"F - test-hex-above-9-to-a"</span>/imm32 +<span id="L358" class="LineNr">358 </span> 68/push 0/imm32/false +<span id="L359" class="LineNr">359 </span> 50/push-EAX +<span id="L360" class="LineNr">360 </span> <span class="subxS2Comment"># . . call</span> +<span id="L361" class="LineNr">361 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</a>/disp32 +<span id="L362" class="LineNr">362 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L363" class="LineNr">363 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L364" class="LineNr">364 </span> c3/return +<span id="L365" class="LineNr">365 </span> +<span id="L366" class="LineNr">366 </span><span class="subxTest">test-hex-a-to-f</span>: +<span id="L367" class="LineNr">367 </span> <span class="subxComment"># EAX = is-hex-byte?(0x61)</span> +<span id="L368" class="LineNr">368 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L369" class="LineNr">369 </span> 68/push 0x61/imm32 +<span id="L370" class="LineNr">370 </span> <span class="subxS2Comment"># . . call</span> +<span id="L371" class="LineNr">371 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</a>/disp32 +<span id="L372" class="LineNr">372 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L373" class="LineNr">373 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L374" class="LineNr">374 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> +<span id="L375" class="LineNr">375 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L376" class="LineNr">376 </span> 68/push <span class="Constant">"F - test-hex-at-a"</span>/imm32 +<span id="L377" class="LineNr">377 </span> 68/push 1/imm32/true +<span id="L378" class="LineNr">378 </span> 50/push-EAX +<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . call</span> +<span id="L380" class="LineNr">380 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L383" class="LineNr">383 </span> <span class="subxComment"># EAX = is-hex-byte?(0x66)</span> +<span id="L384" class="LineNr">384 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L385" class="LineNr">385 </span> 68/push 0x66/imm32 +<span id="L386" class="LineNr">386 </span> <span class="subxS2Comment"># . . call</span> +<span id="L387" class="LineNr">387 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</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="subxComment"># check-ints-equal(EAX, 1, msg)</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">"F - test-hex-at-f"</span>/imm32 +<span id="L393" class="LineNr">393 </span> 68/push 1/imm32/true +<span id="L394" class="LineNr">394 </span> 50/push-EAX +<span id="L395" class="LineNr">395 </span> <span class="subxS2Comment"># . . call</span> +<span id="L396" class="LineNr">396 </span> e8/call <a href='051test.subx.html#L24'>check-ints-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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L399" class="LineNr">399 </span> c3/return +<span id="L400" class="LineNr">400 </span> +<span id="L401" class="LineNr">401 </span><span class="subxTest">test-hex-above-f</span>: +<span id="L402" class="LineNr">402 </span> <span class="subxComment"># EAX = is-hex-byte?(0x67)</span> +<span id="L403" class="LineNr">403 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L404" class="LineNr">404 </span> 68/push 0x67/imm32 +<span id="L405" class="LineNr">405 </span> <span class="subxS2Comment"># . . call</span> +<span id="L406" class="LineNr">406 </span> e8/call <a href='071hex.subx.html#L261'>is-hex-byte?</a>/disp32 +<span id="L407" class="LineNr">407 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L408" class="LineNr">408 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L409" class="LineNr">409 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> +<span id="L410" class="LineNr">410 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L411" class="LineNr">411 </span> 68/push <span class="Constant">"F - test-hex-above-f"</span>/imm32 +<span id="L412" class="LineNr">412 </span> 68/push 0/imm32/false +<span id="L413" class="LineNr">413 </span> 50/push-EAX +<span id="L414" class="LineNr">414 </span> <span class="subxS2Comment"># . . call</span> +<span id="L415" class="LineNr">415 </span> e8/call <a href='051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L418" class="LineNr">418 </span> c3/return +<span id="L419" class="LineNr">419 </span> +<span id="L420" class="LineNr">420 </span><span class="subxFunction">parse-hex-digit</span>: <span class="subxComment"># in/EAX : byte -> out/EAX : num</span> +<span id="L421" class="LineNr">421 </span> <span class="subxComment"># no error checking; accepts argument in EAX</span> +<span id="L422" class="LineNr">422 </span> <span class="subxComment"># if EAX <= '9' return EAX - '0'</span> +<span id="L423" class="LineNr">423 </span> 3d/compare-EAX 0x39/imm32/9 +<span id="L424" class="LineNr">424 </span> 7f/jump-if-greater $parse-hex-digit:else/disp8 +<span id="L425" class="LineNr">425 </span> 2d/subtract-from-EAX 0x30/imm32/0 +<span id="L426" class="LineNr">426 </span> c3/return +<span id="L427" class="LineNr">427 </span><span class="Constant">$parse-hex-digit:else</span>: +<span id="L428" class="LineNr">428 </span> <span class="subxComment"># otherwise return EAX - 'a' + 10</span> +<span id="L429" class="LineNr">429 </span> 2d/subtract-from-EAX 0x57/imm32/a-10 +<span id="L430" class="LineNr">430 </span> c3/return +<span id="L431" class="LineNr">431 </span> +<span id="L432" class="LineNr">432 </span>== data +<span id="L433" class="LineNr">433 </span> +<span id="L434" class="LineNr">434 </span><span class="subxMinorFunction">_test-slice-empty</span>: +<span id="L435" class="LineNr">435 </span> <span class="subxComment"># nothing</span> +<span id="L436" class="LineNr">436 </span><span class="subxMinorFunction">_test-slice-empty-end</span>: +<span id="L437" class="LineNr">437 </span> +<span id="L438" class="LineNr">438 </span><span class="subxMinorFunction">_test-slice-hex-int</span>: +<span id="L439" class="LineNr">439 </span> 33/3 34/4 +<span id="L440" class="LineNr">440 </span><span class="subxMinorFunction">_test-slice-hex-int-end</span>: +<span id="L441" class="LineNr">441 </span> +<span id="L442" class="LineNr">442 </span><span class="subxMinorFunction">_test-slice-hex-int-with-0x-prefix</span>: +<span id="L443" class="LineNr">443 </span> 30/0 78/x 33/3 34/4 +<span id="L444" class="LineNr">444 </span><span class="subxMinorFunction">_test-slice-hex-int-with-0x-prefix-end</span>: +<span id="L445" class="LineNr">445 </span> +<span id="L446" class="LineNr">446 </span><span class="subxMinorFunction">_test-slice-hex-int-letters</span>: +<span id="L447" class="LineNr">447 </span> 33/3 34/4 61/a +<span id="L448" class="LineNr">448 </span><span class="subxMinorFunction">_test-slice-hex-int-letters-end</span>: +<span id="L449" class="LineNr">449 </span> +<span id="L450" class="LineNr">450 </span><span class="subxMinorFunction">_test-slice-char-and-digits</span>: +<span id="L451" class="LineNr">451 </span> 71/q 33/3 34/4 +<span id="L452" class="LineNr">452 </span><span class="subxMinorFunction">_test-slice-char-and-digits-end</span>: +<span id="L453" class="LineNr">453 </span> +<span id="L454" class="LineNr">454 </span><span class="subxMinorFunction">_test-slice-digits-and-char</span>: +<span id="L455" class="LineNr">455 </span> 33/3 34/4 71/q +<span id="L456" class="LineNr">456 </span><span class="subxMinorFunction">_test-slice-digits-and-char-end</span>: +<span id="L457" class="LineNr">457 </span> +<span id="L458" class="LineNr">458 </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 index 01eb2cda..bbd1a036 100644 --- a/html/subx/apps/hex.subx.html +++ b/html/subx/apps/hex.subx.html @@ -219,7 +219,7 @@ if ('onhashchange' in window) { <span id="L156" class="LineNr"> 156 </span> 81 7/subop/compare 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> 0xffffffff/imm32 <span class="subxComment"># compare EAX</span> <span id="L157" class="LineNr"> 157 </span> 74/jump-if-equal $convert-next-octet:end/disp8 <span id="L158" class="LineNr"> 158 </span> <span class="subxComment"># EAX = parse-hex-digit(EAX)</span> -<span id="L159" class="LineNr"> 159 </span> e8/call <a href='hex.subx.html#L1570'>parse-hex-digit</a>/disp32 +<span id="L159" class="LineNr"> 159 </span> e8/call <a href='../071hex.subx.html#L477'>parse-hex-digit</a>/disp32 <span id="L160" class="LineNr"> 160 </span> <span class="subxComment"># ECX = EAX</span> <span id="L161" class="LineNr"> 161 </span> 89/copy 3/mod/direct 1/rm32/ECX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/EAX <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EAX to ECX</span> <span id="L162" class="LineNr"> 162 </span> <span class="subxComment"># EAX = scan-next-byte(in, err, ed)</span> @@ -244,7 +244,7 @@ if ('onhashchange' in window) { <span id="L181" class="LineNr"> 181 </span> e8/call <a href='../065error-byte.subx.html#L30'>error-byte</a>/disp32 <span class="subxComment"># never returns</span> <span id="L182" class="LineNr"> 182 </span><span class="Constant">$convert-next-octet:<a href='hex.subx.html#L72'>convert</a></span>: <span id="L183" class="LineNr"> 183 </span> <span class="subxComment"># EAX = parse-hex-digit(EAX)</span> -<span id="L184" class="LineNr"> 184 </span> e8/call <a href='hex.subx.html#L1570'>parse-hex-digit</a>/disp32 +<span id="L184" class="LineNr"> 184 </span> e8/call <a href='../071hex.subx.html#L477'>parse-hex-digit</a>/disp32 <span id="L185" class="LineNr"> 185 </span> <span class="subxComment"># EAX = (ECX << 4) | EAX</span> <span id="L186" class="LineNr"> 186 </span> <span class="subxS1Comment"># . ECX <<= 4</span> <span id="L187" class="LineNr"> 187 </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> @@ -282,14 +282,14 @@ if ('onhashchange' in window) { <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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L220" class="LineNr"> 220 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L221" class="LineNr"> 221 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L222" class="LineNr"> 222 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L222" class="LineNr"> 222 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L223" class="LineNr"> 223 </span> <span class="subxS2Comment"># . . call</span> <span id="L224" class="LineNr"> 224 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</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"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L228" class="LineNr"> 228 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L229" class="LineNr"> 229 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L229" class="LineNr"> 229 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L230" class="LineNr"> 230 </span> 05/add-to-EAX 4/imm32 <span id="L231" class="LineNr"> 231 </span> 50/push-EAX <span id="L232" class="LineNr"> 232 </span> <span class="subxS2Comment"># . . call</span> @@ -320,7 +320,7 @@ if ('onhashchange' in window) { <span id="L257" class="LineNr"> 257 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L258" class="LineNr"> 258 </span> <span class="subxS2Comment"># . . push args</span> <span id="L259" class="LineNr"> 259 </span> 51/push-ECX/ed -<span id="L260" class="LineNr"> 260 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L260" class="LineNr"> 260 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L261" class="LineNr"> 261 </span> 68/push <a href='../059read-byte.subx.html#L290'>_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='hex.subx.html#L130'>convert-next-octet</a>/disp32 @@ -384,14 +384,14 @@ if ('onhashchange' in window) { <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='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L324" class="LineNr"> 324 </span> 68/push <a href='hex.subx.html#L1512'>_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='../056write.subx.html#L85'>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="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L330" class="LineNr"> 330 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L331" class="LineNr"> 331 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L331" class="LineNr"> 331 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L332" class="LineNr"> 332 </span> 05/add-to-EAX 4/imm32 <span id="L333" class="LineNr"> 333 </span> 50/push-EAX <span id="L334" class="LineNr"> 334 </span> <span class="subxS2Comment"># . . call</span> @@ -414,7 +414,7 @@ if ('onhashchange' in window) { <span id="L351" class="LineNr"> 351 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L352" class="LineNr"> 352 </span> <span class="subxS2Comment"># . . push args</span> <span id="L353" class="LineNr"> 353 </span> 51/push-ECX/ed -<span id="L354" class="LineNr"> 354 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L354" class="LineNr"> 354 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L355" class="LineNr"> 355 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L356" class="LineNr"> 356 </span> <span class="subxS2Comment"># . . call</span> <span id="L357" class="LineNr"> 357 </span> e8/call <a href='hex.subx.html#L130'>convert-next-octet</a>/disp32 @@ -478,14 +478,14 @@ if ('onhashchange' in window) { <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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L416" class="LineNr"> 416 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L417" class="LineNr"> 417 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L418" class="LineNr"> 418 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L418" class="LineNr"> 418 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L419" class="LineNr"> 419 </span> <span class="subxS2Comment"># . . call</span> <span id="L420" class="LineNr"> 420 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L423" class="LineNr"> 423 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L424" class="LineNr"> 424 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L425" class="LineNr"> 425 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L425" class="LineNr"> 425 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L426" class="LineNr"> 426 </span> 05/add-to-EAX 4/imm32 <span id="L427" class="LineNr"> 427 </span> 50/push-EAX <span id="L428" class="LineNr"> 428 </span> <span class="subxS2Comment"># . . call</span> @@ -516,7 +516,7 @@ if ('onhashchange' in window) { <span id="L453" class="LineNr"> 453 </span> <span class="subxComment"># EAX = convert-next-octet(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L454" class="LineNr"> 454 </span> <span class="subxS2Comment"># . . push args</span> <span id="L455" class="LineNr"> 455 </span> 51/push-ECX/ed -<span id="L456" class="LineNr"> 456 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L456" class="LineNr"> 456 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L457" class="LineNr"> 457 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L458" class="LineNr"> 458 </span> <span class="subxS2Comment"># . . call</span> <span id="L459" class="LineNr"> 459 </span> e8/call <a href='hex.subx.html#L130'>convert-next-octet</a>/disp32 @@ -553,7 +553,7 @@ if ('onhashchange' in window) { <span id="L490" class="LineNr"> 490 </span> <span class="subxComment"># repeatedly</span> <span id="L491" class="LineNr"> 491 </span> <span class="subxComment"># EAX = read-byte(in)</span> <span id="L492" class="LineNr"> 492 </span> <span class="subxComment"># if EAX == 0xffffffff return EAX</span> -<span id="L493" class="LineNr"> 493 </span> <span class="subxComment"># if is-hex-lowercase-byte?(EAX) return EAX</span> +<span id="L493" class="LineNr"> 493 </span> <span class="subxComment"># if is-hex-byte?(EAX) return EAX</span> <span id="L494" class="LineNr"> 494 </span> <span class="subxComment"># if EAX == ' ' or '\t' or '\n' continue</span> <span id="L495" class="LineNr"> 495 </span> <span class="subxComment"># if EAX == '#' skip-until-newline(in)</span> <span id="L496" class="LineNr"> 496 </span> <span class="subxComment"># else error-byte(ed, err, "invalid byte: " EAX)</span> @@ -573,14 +573,14 @@ if ('onhashchange' in window) { <span id="L510" class="LineNr"> 510 </span> <span class="subxComment"># if (EAX == 0xffffffff) return EAX</span> <span id="L511" class="LineNr"> 511 </span> 3d/compare-with-EAX 0xffffffff/imm32 <span id="L512" class="LineNr"> 512 </span> 74/jump-if-equal $scan-next-byte:end/disp8 -<span id="L513" class="LineNr"> 513 </span> <span class="subxComment"># if is-hex-lowercase-byte?(EAX) return EAX</span> +<span id="L513" class="LineNr"> 513 </span> <span class="subxComment"># if is-hex-byte?(EAX) return EAX</span> <span id="L514" class="LineNr"> 514 </span> <span class="subxS1Comment"># . save EAX for now</span> <span id="L515" class="LineNr"> 515 </span> 50/push-EAX -<span id="L516" class="LineNr"> 516 </span> <span class="subxS1Comment"># . is-hex-lowercase-byte?(EAX)</span> +<span id="L516" class="LineNr"> 516 </span> <span class="subxS1Comment"># . is-hex-byte?(EAX)</span> <span id="L517" class="LineNr"> 517 </span> <span class="subxS2Comment"># . . push args</span> <span id="L518" class="LineNr"> 518 </span> 50/push-EAX <span id="L519" class="LineNr"> 519 </span> <span class="subxS2Comment"># . . call</span> -<span id="L520" class="LineNr"> 520 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</a>/disp32 +<span id="L520" class="LineNr"> 520 </span> e8/call <a href='../071hex.subx.html#L318'>is-hex-byte?</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"># . compare with 'false'</span> @@ -607,7 +607,7 @@ if ('onhashchange' in window) { <span id="L544" class="LineNr"> 544 </span> <span class="subxS2Comment"># . . push args</span> <span id="L545" class="LineNr"> 545 </span> ff 6/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="L546" class="LineNr"> 546 </span> <span class="subxS2Comment"># . . call</span> -<span id="L547" class="LineNr"> 547 </span> e8/call <a href='hex.subx.html#L1582'>skip-until-newline</a>/disp32 +<span id="L547" class="LineNr"> 547 </span> e8/call <a href='hex.subx.html#L1411'>skip-until-newline</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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L550" class="LineNr"> 550 </span> eb/jump $scan-next-byte:loop/disp8 @@ -651,14 +651,14 @@ if ('onhashchange' in window) { <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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L589" class="LineNr"> 589 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L590" class="LineNr"> 590 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L591" class="LineNr"> 591 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L591" class="LineNr"> 591 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L592" class="LineNr"> 592 </span> <span class="subxS2Comment"># . . call</span> <span id="L593" class="LineNr"> 593 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L594" class="LineNr"> 594 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L595" class="LineNr"> 595 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L596" class="LineNr"> 596 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L597" class="LineNr"> 597 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L598" class="LineNr"> 598 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L598" class="LineNr"> 598 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L599" class="LineNr"> 599 </span> 05/add-to-EAX 4/imm32 <span id="L600" class="LineNr"> 600 </span> 50/push-EAX <span id="L601" class="LineNr"> 601 </span> <span class="subxS2Comment"># . . call</span> @@ -689,7 +689,7 @@ if ('onhashchange' in window) { <span id="L626" class="LineNr"> 626 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L627" class="LineNr"> 627 </span> <span class="subxS2Comment"># . . push args</span> <span id="L628" class="LineNr"> 628 </span> 51/push-ECX/ed -<span id="L629" class="LineNr"> 629 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L629" class="LineNr"> 629 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L630" class="LineNr"> 630 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L631" class="LineNr"> 631 </span> <span class="subxS2Comment"># . . call</span> <span id="L632" class="LineNr"> 632 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -753,14 +753,14 @@ if ('onhashchange' in window) { <span id="L690" class="LineNr"> 690 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L691" class="LineNr"> 691 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L692" class="LineNr"> 692 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L693" class="LineNr"> 693 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L693" class="LineNr"> 693 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L694" class="LineNr"> 694 </span> <span class="subxS2Comment"># . . call</span> <span id="L695" class="LineNr"> 695 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L696" class="LineNr"> 696 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L697" class="LineNr"> 697 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L698" class="LineNr"> 698 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L699" class="LineNr"> 699 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L700" class="LineNr"> 700 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L700" class="LineNr"> 700 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L701" class="LineNr"> 701 </span> 05/add-to-EAX 4/imm32 <span id="L702" class="LineNr"> 702 </span> 50/push-EAX <span id="L703" class="LineNr"> 703 </span> <span class="subxS2Comment"># . . call</span> @@ -791,7 +791,7 @@ if ('onhashchange' in window) { <span id="L728" class="LineNr"> 728 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L729" class="LineNr"> 729 </span> <span class="subxS2Comment"># . . push args</span> <span id="L730" class="LineNr"> 730 </span> 51/push-ECX/ed -<span id="L731" class="LineNr"> 731 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L731" class="LineNr"> 731 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L732" class="LineNr"> 732 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L733" class="LineNr"> 733 </span> <span class="subxS2Comment"># . . call</span> <span id="L734" class="LineNr"> 734 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -855,14 +855,14 @@ if ('onhashchange' in window) { <span id="L792" class="LineNr"> 792 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L793" class="LineNr"> 793 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L794" class="LineNr"> 794 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L795" class="LineNr"> 795 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L795" class="LineNr"> 795 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L796" class="LineNr"> 796 </span> <span class="subxS2Comment"># . . call</span> <span id="L797" class="LineNr"> 797 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L798" class="LineNr"> 798 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L799" class="LineNr"> 799 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L800" class="LineNr"> 800 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L801" class="LineNr"> 801 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L802" class="LineNr"> 802 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L802" class="LineNr"> 802 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L803" class="LineNr"> 803 </span> 05/add-to-EAX 4/imm32 <span id="L804" class="LineNr"> 804 </span> 50/push-EAX <span id="L805" class="LineNr"> 805 </span> <span class="subxS2Comment"># . . call</span> @@ -909,7 +909,7 @@ if ('onhashchange' in window) { <span id="L846" class="LineNr"> 846 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L847" class="LineNr"> 847 </span> <span class="subxS2Comment"># . . push args</span> <span id="L848" class="LineNr"> 848 </span> 51/push-ECX/ed -<span id="L849" class="LineNr"> 849 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L849" class="LineNr"> 849 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L850" class="LineNr"> 850 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L851" class="LineNr"> 851 </span> <span class="subxS2Comment"># . . call</span> <span id="L852" class="LineNr"> 852 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -973,14 +973,14 @@ if ('onhashchange' in window) { <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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L911" class="LineNr"> 911 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L912" class="LineNr"> 912 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L913" class="LineNr"> 913 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L913" class="LineNr"> 913 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L914" class="LineNr"> 914 </span> <span class="subxS2Comment"># . . call</span> <span id="L915" class="LineNr"> 915 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L916" class="LineNr"> 916 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L917" class="LineNr"> 917 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L918" class="LineNr"> 918 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L919" class="LineNr"> 919 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L920" class="LineNr"> 920 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L920" class="LineNr"> 920 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L921" class="LineNr"> 921 </span> 05/add-to-EAX 4/imm32 <span id="L922" class="LineNr"> 922 </span> 50/push-EAX <span id="L923" class="LineNr"> 923 </span> <span class="subxS2Comment"># . . call</span> @@ -1027,7 +1027,7 @@ if ('onhashchange' in window) { <span id="L964" class="LineNr"> 964 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L965" class="LineNr"> 965 </span> <span class="subxS2Comment"># . . push args</span> <span id="L966" class="LineNr"> 966 </span> 51/push-ECX/ed -<span id="L967" class="LineNr"> 967 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L967" class="LineNr"> 967 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L968" class="LineNr"> 968 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L969" class="LineNr"> 969 </span> <span class="subxS2Comment"># . . call</span> <span id="L970" class="LineNr"> 970 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -1091,14 +1091,14 @@ if ('onhashchange' in window) { <span id="L1028" class="LineNr">1028 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1029" class="LineNr">1029 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L1030" class="LineNr">1030 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1031" class="LineNr">1031 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L1031" class="LineNr">1031 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L1032" class="LineNr">1032 </span> <span class="subxS2Comment"># . . call</span> <span id="L1033" class="LineNr">1033 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L1034" class="LineNr">1034 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L1035" class="LineNr">1035 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1036" class="LineNr">1036 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L1037" class="LineNr">1037 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1038" class="LineNr">1038 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1038" class="LineNr">1038 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1039" class="LineNr">1039 </span> 05/add-to-EAX 4/imm32 <span id="L1040" class="LineNr">1040 </span> 50/push-EAX <span id="L1041" class="LineNr">1041 </span> <span class="subxS2Comment"># . . call</span> @@ -1145,7 +1145,7 @@ if ('onhashchange' in window) { <span id="L1082" class="LineNr">1082 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L1083" class="LineNr">1083 </span> <span class="subxS2Comment"># . . push args</span> <span id="L1084" class="LineNr">1084 </span> 51/push-ECX/ed -<span id="L1085" class="LineNr">1085 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1085" class="LineNr">1085 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1086" class="LineNr">1086 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L1087" class="LineNr">1087 </span> <span class="subxS2Comment"># . . call</span> <span id="L1088" class="LineNr">1088 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -1209,14 +1209,14 @@ if ('onhashchange' in window) { <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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1147" class="LineNr">1147 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L1148" class="LineNr">1148 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1149" class="LineNr">1149 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L1149" class="LineNr">1149 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L1150" class="LineNr">1150 </span> <span class="subxS2Comment"># . . call</span> <span id="L1151" class="LineNr">1151 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</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> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1154" class="LineNr">1154 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L1155" class="LineNr">1155 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1156" class="LineNr">1156 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1156" class="LineNr">1156 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1157" class="LineNr">1157 </span> 05/add-to-EAX 4/imm32 <span id="L1158" class="LineNr">1158 </span> 50/push-EAX <span id="L1159" class="LineNr">1159 </span> <span class="subxS2Comment"># . . call</span> @@ -1247,7 +1247,7 @@ if ('onhashchange' in window) { <span id="L1184" class="LineNr">1184 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L1185" class="LineNr">1185 </span> <span class="subxS2Comment"># . . push args</span> <span id="L1186" class="LineNr">1186 </span> 51/push-ECX/ed -<span id="L1187" class="LineNr">1187 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1187" class="LineNr">1187 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1188" class="LineNr">1188 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L1189" class="LineNr">1189 </span> <span class="subxS2Comment"># . . call</span> <span id="L1190" class="LineNr">1190 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -1311,14 +1311,14 @@ if ('onhashchange' in window) { <span id="L1248" class="LineNr">1248 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1249" class="LineNr">1249 </span> <span class="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L1250" class="LineNr">1250 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1251" class="LineNr">1251 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L1251" class="LineNr">1251 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L1252" class="LineNr">1252 </span> <span class="subxS2Comment"># . . call</span> <span id="L1253" class="LineNr">1253 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L1254" class="LineNr">1254 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L1255" class="LineNr">1255 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1256" class="LineNr">1256 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L1257" class="LineNr">1257 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1258" class="LineNr">1258 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1258" class="LineNr">1258 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1259" class="LineNr">1259 </span> 05/add-to-EAX 4/imm32 <span id="L1260" class="LineNr">1260 </span> 50/push-EAX <span id="L1261" class="LineNr">1261 </span> <span class="subxS2Comment"># . . call</span> @@ -1341,7 +1341,7 @@ if ('onhashchange' in window) { <span id="L1278" class="LineNr">1278 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L1279" class="LineNr">1279 </span> <span class="subxS2Comment"># . . push args</span> <span id="L1280" class="LineNr">1280 </span> 51/push-ECX/ed -<span id="L1281" class="LineNr">1281 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1281" class="LineNr">1281 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1282" class="LineNr">1282 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L1283" class="LineNr">1283 </span> <span class="subxS2Comment"># . . call</span> <span id="L1284" class="LineNr">1284 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -1405,14 +1405,14 @@ if ('onhashchange' in window) { <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="subxS1Comment"># . clear-stream(_test-error-stream)</span> <span id="L1344" class="LineNr">1344 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1345" class="LineNr">1345 </span> 68/push <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 +<span id="L1345" class="LineNr">1345 </span> 68/push <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 <span id="L1346" class="LineNr">1346 </span> <span class="subxS2Comment"># . . call</span> <span id="L1347" class="LineNr">1347 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 <span id="L1348" class="LineNr">1348 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L1349" class="LineNr">1349 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> <span id="L1350" class="LineNr">1350 </span> <span class="subxS1Comment"># . clear-stream(_test-error-buffered-file+4)</span> <span id="L1351" class="LineNr">1351 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1352" class="LineNr">1352 </span> b8/copy-to-EAX <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1352" class="LineNr">1352 </span> b8/copy-to-EAX <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1353" class="LineNr">1353 </span> 05/add-to-EAX 4/imm32 <span id="L1354" class="LineNr">1354 </span> 50/push-EAX <span id="L1355" class="LineNr">1355 </span> <span class="subxS2Comment"># . . call</span> @@ -1443,7 +1443,7 @@ if ('onhashchange' in window) { <span id="L1380" class="LineNr">1380 </span> <span class="subxComment"># EAX = scan-next-byte(_test-buffered-file, _test-error-buffered-file, ed)</span> <span id="L1381" class="LineNr">1381 </span> <span class="subxS2Comment"># . . push args</span> <span id="L1382" class="LineNr">1382 </span> 51/push-ECX/ed -<span id="L1383" class="LineNr">1383 </span> 68/push <a href='hex.subx.html#L1694'>_test-error-buffered-file</a>/imm32 +<span id="L1383" class="LineNr">1383 </span> 68/push <a href='hex.subx.html#L1523'>_test-error-buffered-file</a>/imm32 <span id="L1384" class="LineNr">1384 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 <span id="L1385" class="LineNr">1385 </span> <span class="subxS2Comment"># . . call</span> <span id="L1386" class="LineNr">1386 </span> e8/call <a href='hex.subx.html#L488'>scan-next-byte</a>/disp32 @@ -1471,302 +1471,131 @@ if ('onhashchange' in window) { <span id="L1408" class="LineNr">1408 </span> 5d/pop-to-EBP <span id="L1409" class="LineNr">1409 </span> c3/return <span id="L1410" class="LineNr">1410 </span> -<span id="L1411" class="LineNr">1411 </span><span class="subxFunction">is-hex-lowercase-byte?</span>: <span class="subxComment"># c : byte -> bool/EAX</span> -<span id="L1412" class="LineNr">1412 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1413" class="LineNr">1413 </span> 55/push-EBP -<span id="L1414" class="LineNr">1414 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1415" class="LineNr">1415 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1416" class="LineNr">1416 </span> 51/push-ECX -<span id="L1417" class="LineNr">1417 </span> <span class="subxComment"># ECX = c</span> -<span id="L1418" class="LineNr">1418 </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="L1419" class="LineNr">1419 </span> <span class="subxComment"># return false if c < '0'</span> -<span id="L1420" class="LineNr">1420 </span> b8/copy-to-EAX 0/imm32/false -<span id="L1421" class="LineNr">1421 </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="L1422" class="LineNr">1422 </span> 7c/jump-if-lesser $is-hex-lowercase-byte?:end/disp8 -<span id="L1423" class="LineNr">1423 </span> <span class="subxComment"># return false if c > 'f'</span> -<span id="L1424" class="LineNr">1424 </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="L1425" class="LineNr">1425 </span> 7f/jump-if-greater $is-hex-lowercase-byte?:end/disp8 -<span id="L1426" class="LineNr">1426 </span> <span class="subxComment"># return true if c <= '9'</span> -<span id="L1427" class="LineNr">1427 </span> b8/copy-to-EAX 1/imm32/true -<span id="L1428" class="LineNr">1428 </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="L1429" class="LineNr">1429 </span> 7e/jump-if-lesser-or-equal $is-hex-lowercase-byte?:end/disp8 -<span id="L1430" class="LineNr">1430 </span> <span class="subxComment"># return true if c >= 'a'</span> -<span id="L1431" class="LineNr">1431 </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="L1432" class="LineNr">1432 </span> 7d/jump-if-greater-or-equal $is-hex-lowercase-byte?:end/disp8 -<span id="L1433" class="LineNr">1433 </span> <span class="subxComment"># otherwise return false</span> -<span id="L1434" class="LineNr">1434 </span> b8/copy-to-EAX 0/imm32/false -<span id="L1435" class="LineNr">1435 </span><span class="Constant">$is-hex-lowercase-byte?:end</span>: -<span id="L1436" class="LineNr">1436 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1437" class="LineNr">1437 </span> 59/pop-to-ECX -<span id="L1438" class="LineNr">1438 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1439" class="LineNr">1439 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1440" class="LineNr">1440 </span> 5d/pop-to-EBP -<span id="L1441" class="LineNr">1441 </span> c3/return -<span id="L1442" class="LineNr">1442 </span> -<span id="L1443" class="LineNr">1443 </span><span class="subxTest">test-hex-below-0</span>: -<span id="L1444" class="LineNr">1444 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x2f)</span> -<span id="L1445" class="LineNr">1445 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1446" class="LineNr">1446 </span> 68/push 0x2f/imm32 -<span id="L1447" class="LineNr">1447 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1448" class="LineNr">1448 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</a>/disp32 -<span id="L1449" class="LineNr">1449 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1450" class="LineNr">1450 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1451" class="LineNr">1451 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L1452" class="LineNr">1452 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1453" class="LineNr">1453 </span> 68/push <span class="Constant">"F - test-hex-below-0"</span>/imm32 -<span id="L1454" class="LineNr">1454 </span> 68/push 0/imm32/false -<span id="L1455" class="LineNr">1455 </span> 50/push-EAX -<span id="L1456" class="LineNr">1456 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1457" class="LineNr">1457 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1458" class="LineNr">1458 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1459" class="LineNr">1459 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1460" class="LineNr">1460 </span> c3/return -<span id="L1461" class="LineNr">1461 </span> -<span id="L1462" class="LineNr">1462 </span><span class="subxTest">test-hex-0-to-9</span>: -<span id="L1463" class="LineNr">1463 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x30)</span> -<span id="L1464" class="LineNr">1464 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1465" class="LineNr">1465 </span> 68/push 0x30/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#L1411'>is-hex-lowercase-byte?</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(EAX, 1, 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-hex-at-0"</span>/imm32 -<span id="L1473" class="LineNr">1473 </span> 68/push 1/imm32/true -<span id="L1474" class="LineNr">1474 </span> 50/push-EAX -<span id="L1475" class="LineNr">1475 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1476" class="LineNr">1476 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1477" class="LineNr">1477 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1478" class="LineNr">1478 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1479" class="LineNr">1479 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x39)</span> -<span id="L1480" class="LineNr">1480 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1481" class="LineNr">1481 </span> 68/push 0x39/imm32 -<span id="L1482" class="LineNr">1482 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1483" class="LineNr">1483 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</a>/disp32 -<span id="L1484" class="LineNr">1484 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1485" class="LineNr">1485 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1486" class="LineNr">1486 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</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">"F - test-hex-at-9"</span>/imm32 -<span id="L1489" class="LineNr">1489 </span> 68/push 1/imm32/true -<span id="L1490" class="LineNr">1490 </span> 50/push-EAX -<span id="L1491" class="LineNr">1491 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1492" class="LineNr">1492 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1493" class="LineNr">1493 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1494" class="LineNr">1494 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1495" class="LineNr">1495 </span> c3/return -<span id="L1496" class="LineNr">1496 </span> -<span id="L1497" class="LineNr">1497 </span><span class="subxTest">test-hex-above-9-to-a</span>: -<span id="L1498" class="LineNr">1498 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x3a)</span> -<span id="L1499" class="LineNr">1499 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1500" class="LineNr">1500 </span> 68/push 0x3a/imm32 -<span id="L1501" class="LineNr">1501 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1502" class="LineNr">1502 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</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="subxComment"># check-ints-equal(EAX, 0, 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-hex-above-9-to-a"</span>/imm32 -<span id="L1508" class="LineNr">1508 </span> 68/push 0/imm32/false -<span id="L1509" class="LineNr">1509 </span> 50/push-EAX -<span id="L1510" class="LineNr">1510 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1511" class="LineNr">1511 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-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> c3/return -<span id="L1515" class="LineNr">1515 </span> -<span id="L1516" class="LineNr">1516 </span><span class="subxTest">test-hex-a-to-f</span>: -<span id="L1517" class="LineNr">1517 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x61)</span> -<span id="L1518" class="LineNr">1518 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1519" class="LineNr">1519 </span> 68/push 0x61/imm32 -<span id="L1520" class="LineNr">1520 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1521" class="LineNr">1521 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</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"># check-ints-equal(EAX, 1, msg)</span> -<span id="L1525" class="LineNr">1525 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1526" class="LineNr">1526 </span> 68/push <span class="Constant">"F - test-hex-at-a"</span>/imm32 -<span id="L1527" class="LineNr">1527 </span> 68/push 1/imm32/true -<span id="L1528" class="LineNr">1528 </span> 50/push-EAX -<span id="L1529" class="LineNr">1529 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1530" class="LineNr">1530 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1531" class="LineNr">1531 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1532" class="LineNr">1532 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1533" class="LineNr">1533 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x66)</span> -<span id="L1534" class="LineNr">1534 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1535" class="LineNr">1535 </span> 68/push 0x66/imm32 -<span id="L1536" class="LineNr">1536 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1537" class="LineNr">1537 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</a>/disp32 -<span id="L1538" class="LineNr">1538 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1539" class="LineNr">1539 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1540" class="LineNr">1540 </span> <span class="subxComment"># check-ints-equal(EAX, 1, msg)</span> -<span id="L1541" class="LineNr">1541 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1542" class="LineNr">1542 </span> 68/push <span class="Constant">"F - test-hex-at-f"</span>/imm32 -<span id="L1543" class="LineNr">1543 </span> 68/push 1/imm32/true -<span id="L1544" class="LineNr">1544 </span> 50/push-EAX -<span id="L1545" class="LineNr">1545 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1546" class="LineNr">1546 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1547" class="LineNr">1547 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1548" class="LineNr">1548 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1549" class="LineNr">1549 </span> c3/return -<span id="L1550" class="LineNr">1550 </span> -<span id="L1551" class="LineNr">1551 </span><span class="subxTest">test-hex-above-f</span>: -<span id="L1552" class="LineNr">1552 </span> <span class="subxComment"># is-hex-lowercase-byte?(0x67)</span> -<span id="L1553" class="LineNr">1553 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1554" class="LineNr">1554 </span> 68/push 0x67/imm32 -<span id="L1555" class="LineNr">1555 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1556" class="LineNr">1556 </span> e8/call <a href='hex.subx.html#L1411'>is-hex-lowercase-byte?</a>/disp32 -<span id="L1557" class="LineNr">1557 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1558" class="LineNr">1558 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1559" class="LineNr">1559 </span> <span class="subxComment"># check-ints-equal(EAX, 0, msg)</span> -<span id="L1560" class="LineNr">1560 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1561" class="LineNr">1561 </span> 68/push <span class="Constant">"F - test-hex-above-f"</span>/imm32 -<span id="L1562" class="LineNr">1562 </span> 68/push 0/imm32/false -<span id="L1563" class="LineNr">1563 </span> 50/push-EAX -<span id="L1564" class="LineNr">1564 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1565" class="LineNr">1565 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 -<span id="L1566" class="LineNr">1566 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1567" class="LineNr">1567 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1568" class="LineNr">1568 </span> c3/return -<span id="L1569" class="LineNr">1569 </span> -<span id="L1570" class="LineNr">1570 </span><span class="subxFunction">parse-hex-digit</span>: <span class="subxComment"># in/EAX : byte -> out/EAX : num</span> -<span id="L1571" class="LineNr">1571 </span> <span class="subxComment"># no error checking; accepts argument in EAX</span> -<span id="L1572" class="LineNr">1572 </span> <span class="subxComment"># if EAX <= '9' return EAX - '0'</span> -<span id="L1573" class="LineNr">1573 </span> 3d/compare-EAX 0x39/imm32/9 -<span id="L1574" class="LineNr">1574 </span> 7f/jump-if-greater $parse-hex-digit:else/disp8 -<span id="L1575" class="LineNr">1575 </span> 2d/subtract-from-EAX 0x30/imm32/0 -<span id="L1576" class="LineNr">1576 </span> c3/return -<span id="L1577" class="LineNr">1577 </span><span class="Constant">$parse-hex-digit:else</span>: -<span id="L1578" class="LineNr">1578 </span> <span class="subxComment"># otherwise return EAX - 'a' + 10</span> -<span id="L1579" class="LineNr">1579 </span> 2d/subtract-from-EAX 0x57/imm32/a-10 -<span id="L1580" class="LineNr">1580 </span> c3/return -<span id="L1581" class="LineNr">1581 </span> -<span id="L1582" class="LineNr">1582 </span><span class="subxFunction">skip-until-newline</span>: <span class="subxComment"># in : (address buffered-file) -> <void></span> -<span id="L1583" class="LineNr">1583 </span> <span class="subxComment"># pseudocode:</span> -<span id="L1584" class="LineNr">1584 </span> <span class="subxComment"># push EAX</span> -<span id="L1585" class="LineNr">1585 </span> <span class="subxComment"># repeatedly:</span> -<span id="L1586" class="LineNr">1586 </span> <span class="subxComment"># EAX = read-byte(in)</span> -<span id="L1587" class="LineNr">1587 </span> <span class="subxComment"># if EAX == 0xffffffff break</span> -<span id="L1588" class="LineNr">1588 </span> <span class="subxComment"># if EAX == 0x0a break</span> -<span id="L1589" class="LineNr">1589 </span> <span class="subxComment"># pop EAX</span> -<span id="L1590" class="LineNr">1590 </span> <span class="subxS1Comment"># . prolog</span> -<span id="L1591" class="LineNr">1591 </span> 55/push-EBP -<span id="L1592" class="LineNr">1592 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> -<span id="L1593" class="LineNr">1593 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L1594" class="LineNr">1594 </span> 50/push-EAX -<span id="L1595" class="LineNr">1595 </span><span class="Constant">$skip-until-newline:loop</span>: -<span id="L1596" class="LineNr">1596 </span> <span class="subxS1Comment"># . EAX = read-byte(in)</span> -<span id="L1597" class="LineNr">1597 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1598" class="LineNr">1598 </span> ff 6/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="L1599" class="LineNr">1599 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1600" class="LineNr">1600 </span> e8/call <a href='../059read-byte.subx.html#L45'>read-byte</a>/disp32 -<span id="L1601" class="LineNr">1601 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1602" class="LineNr">1602 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1603" class="LineNr">1603 </span> <span class="subxS1Comment"># . if EAX == 0xffffffff break</span> -<span id="L1604" class="LineNr">1604 </span> 81 7/subop/compare 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> 0xffffffff/imm32 <span class="subxComment"># compare EAX</span> -<span id="L1605" class="LineNr">1605 </span> 74/jump-if-equal $skip-until-newline:end/disp8 -<span id="L1606" class="LineNr">1606 </span> <span class="subxS1Comment"># . if EAX != 0xa/newline loop</span> -<span id="L1607" class="LineNr">1607 </span> 81 7/subop/compare 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> 0xa/imm32 <span class="subxComment"># compare EAX</span> -<span id="L1608" class="LineNr">1608 </span> 75/jump-if-not-equal $skip-until-newline:loop/disp8 -<span id="L1609" class="LineNr">1609 </span><span class="Constant">$skip-until-newline:end</span>: -<span id="L1610" class="LineNr">1610 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L1611" class="LineNr">1611 </span> 58/pop-to-EAX -<span id="L1612" class="LineNr">1612 </span> <span class="subxS1Comment"># . epilog</span> -<span id="L1613" class="LineNr">1613 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> -<span id="L1614" class="LineNr">1614 </span> 5d/pop-to-EBP -<span id="L1615" class="LineNr">1615 </span> c3/return -<span id="L1616" class="LineNr">1616 </span> -<span id="L1617" class="LineNr">1617 </span><span class="subxTest">test-skip-until-newline</span>: -<span id="L1618" class="LineNr">1618 </span> <span class="subxH1Comment"># - check that the read pointer points after the newline</span> -<span id="L1619" class="LineNr">1619 </span> <span class="subxComment"># setup</span> -<span id="L1620" class="LineNr">1620 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L1621" class="LineNr">1621 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1622" class="LineNr">1622 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 -<span id="L1623" class="LineNr">1623 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1624" class="LineNr">1624 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 -<span id="L1625" class="LineNr">1625 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1626" class="LineNr">1626 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1627" class="LineNr">1627 </span> <span class="subxS1Comment"># . clear-stream(_test-buffered-file+4)</span> -<span id="L1628" class="LineNr">1628 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1629" class="LineNr">1629 </span> b8/copy-to-EAX <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 -<span id="L1630" class="LineNr">1630 </span> 05/add-to-EAX 4/imm32 -<span id="L1631" class="LineNr">1631 </span> 50/push-EAX -<span id="L1632" class="LineNr">1632 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1633" class="LineNr">1633 </span> e8/call <a href='../056write.subx.html#L85'>clear-stream</a>/disp32 -<span id="L1634" class="LineNr">1634 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1635" class="LineNr">1635 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1636" class="LineNr">1636 </span> <span class="subxComment"># initialize '_test-stream' to "abc\nde"</span> -<span id="L1637" class="LineNr">1637 </span> <span class="subxS1Comment"># . write(_test-stream, "abc")</span> -<span id="L1638" class="LineNr">1638 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1639" class="LineNr">1639 </span> 68/push <span class="Constant">"abc"</span>/imm32 -<span id="L1640" class="LineNr">1640 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 -<span id="L1641" class="LineNr">1641 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1642" class="LineNr">1642 </span> e8/call <a href='../056write.subx.html#L31'>write</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> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1645" class="LineNr">1645 </span> <span class="subxS1Comment"># . write(_test-stream, Newline)</span> -<span id="L1646" class="LineNr">1646 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1647" class="LineNr">1647 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 -<span id="L1648" class="LineNr">1648 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 -<span id="L1649" class="LineNr">1649 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1650" class="LineNr">1650 </span> e8/call <a href='../056write.subx.html#L31'>write</a>/disp32 -<span id="L1651" class="LineNr">1651 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L1652" class="LineNr">1652 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1653" class="LineNr">1653 </span> <span class="subxS1Comment"># . write(_test-stream, "de")</span> -<span id="L1654" class="LineNr">1654 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L1655" class="LineNr">1655 </span> 68/push <span class="Constant">"de"</span>/imm32 -<span id="L1656" class="LineNr">1656 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 -<span id="L1657" class="LineNr">1657 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1658" class="LineNr">1658 </span> e8/call <a href='../056write.subx.html#L31'>write</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"># skip-until-newline(_test-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 <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 -<span id="L1664" class="LineNr">1664 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1665" class="LineNr">1665 </span> e8/call <a href='hex.subx.html#L1582'>skip-until-newline</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-ints-equal(_test-buffered-file->read, 4, msg)</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-skip-until-newline"</span>/imm32 -<span id="L1671" class="LineNr">1671 </span> 68/push 4/imm32 -<span id="L1672" class="LineNr">1672 </span> b8/copy-to-EAX <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 -<span id="L1673" class="LineNr">1673 </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="L1674" class="LineNr">1674 </span> <span class="subxS2Comment"># . . call</span> -<span id="L1675" class="LineNr">1675 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</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> 0xc/imm32 <span class="subxComment"># add to ESP</span> -<span id="L1678" class="LineNr">1678 </span> <span class="subxS1Comment"># . end</span> -<span id="L1679" class="LineNr">1679 </span> c3/return -<span id="L1680" class="LineNr">1680 </span> -<span id="L1681" class="LineNr">1681 </span>== data -<span id="L1682" class="LineNr">1682 </span> -<span id="L1683" class="LineNr">1683 </span><span class="subxMinorFunction">_test-error-stream</span>: -<span id="L1684" class="LineNr">1684 </span> <span class="subxComment"># current write index</span> -<span id="L1685" class="LineNr">1685 </span> 00 00 00 00 -<span id="L1686" class="LineNr">1686 </span> <span class="subxComment"># current read index</span> -<span id="L1687" class="LineNr">1687 </span> 00 00 00 00 -<span id="L1688" class="LineNr">1688 </span> <span class="subxComment"># length (= 8)</span> -<span id="L1689" class="LineNr">1689 </span> 08 00 00 00 -<span id="L1690" class="LineNr">1690 </span> <span class="subxComment"># data</span> -<span id="L1691" class="LineNr">1691 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> -<span id="L1692" class="LineNr">1692 </span> -<span id="L1693" class="LineNr">1693 </span><span class="subxComment"># a test buffered file for _test-stream</span> -<span id="L1694" class="LineNr">1694 </span><span class="subxMinorFunction">_test-error-buffered-file</span>: -<span id="L1695" class="LineNr">1695 </span> <span class="subxComment"># file descriptor or (address stream)</span> -<span id="L1696" class="LineNr">1696 </span> <a href='hex.subx.html#L1683'>_test-error-stream</a>/imm32 -<span id="L1697" class="LineNr">1697 </span> <span class="subxComment"># current write index</span> -<span id="L1698" class="LineNr">1698 </span> 00 00 00 00 -<span id="L1699" class="LineNr">1699 </span> <span class="subxComment"># current read index</span> -<span id="L1700" class="LineNr">1700 </span> 00 00 00 00 -<span id="L1701" class="LineNr">1701 </span> <span class="subxComment"># length (6)</span> -<span id="L1702" class="LineNr">1702 </span> 06 00 00 00 -<span id="L1703" class="LineNr">1703 </span> <span class="subxComment"># data</span> -<span id="L1704" class="LineNr">1704 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> -<span id="L1705" class="LineNr">1705 </span> -<span id="L1706" class="LineNr">1706 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> +<span id="L1411" class="LineNr">1411 </span><span class="subxFunction">skip-until-newline</span>: <span class="subxComment"># in : (address buffered-file) -> <void></span> +<span id="L1412" class="LineNr">1412 </span> <span class="subxComment"># pseudocode:</span> +<span id="L1413" class="LineNr">1413 </span> <span class="subxComment"># push EAX</span> +<span id="L1414" class="LineNr">1414 </span> <span class="subxComment"># repeatedly:</span> +<span id="L1415" class="LineNr">1415 </span> <span class="subxComment"># EAX = read-byte(in)</span> +<span id="L1416" class="LineNr">1416 </span> <span class="subxComment"># if EAX == 0xffffffff break</span> +<span id="L1417" class="LineNr">1417 </span> <span class="subxComment"># if EAX == 0x0a break</span> +<span id="L1418" class="LineNr">1418 </span> <span class="subxComment"># pop EAX</span> +<span id="L1419" class="LineNr">1419 </span> <span class="subxS1Comment"># . prolog</span> +<span id="L1420" class="LineNr">1420 </span> 55/push-EBP +<span id="L1421" class="LineNr">1421 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ESP to EBP</span> +<span id="L1422" class="LineNr">1422 </span> <span class="subxS1Comment"># . save registers</span> +<span id="L1423" class="LineNr">1423 </span> 50/push-EAX +<span id="L1424" class="LineNr">1424 </span><span class="Constant">$skip-until-newline:loop</span>: +<span id="L1425" class="LineNr">1425 </span> <span class="subxS1Comment"># . EAX = read-byte(in)</span> +<span id="L1426" class="LineNr">1426 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1427" class="LineNr">1427 </span> ff 6/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="L1428" class="LineNr">1428 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1429" class="LineNr">1429 </span> e8/call <a href='../059read-byte.subx.html#L45'>read-byte</a>/disp32 +<span id="L1430" class="LineNr">1430 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L1431" class="LineNr">1431 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L1432" class="LineNr">1432 </span> <span class="subxS1Comment"># . if EAX == 0xffffffff break</span> +<span id="L1433" class="LineNr">1433 </span> 81 7/subop/compare 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> 0xffffffff/imm32 <span class="subxComment"># compare EAX</span> +<span id="L1434" class="LineNr">1434 </span> 74/jump-if-equal $skip-until-newline:end/disp8 +<span id="L1435" class="LineNr">1435 </span> <span class="subxS1Comment"># . if EAX != 0xa/newline loop</span> +<span id="L1436" class="LineNr">1436 </span> 81 7/subop/compare 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> 0xa/imm32 <span class="subxComment"># compare EAX</span> +<span id="L1437" class="LineNr">1437 </span> 75/jump-if-not-equal $skip-until-newline:loop/disp8 +<span id="L1438" class="LineNr">1438 </span><span class="Constant">$skip-until-newline:end</span>: +<span id="L1439" class="LineNr">1439 </span> <span class="subxS1Comment"># . restore registers</span> +<span id="L1440" class="LineNr">1440 </span> 58/pop-to-EAX +<span id="L1441" class="LineNr">1441 </span> <span class="subxS1Comment"># . epilog</span> +<span id="L1442" class="LineNr">1442 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/EBP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy EBP to ESP</span> +<span id="L1443" class="LineNr">1443 </span> 5d/pop-to-EBP +<span id="L1444" class="LineNr">1444 </span> c3/return +<span id="L1445" class="LineNr">1445 </span> +<span id="L1446" class="LineNr">1446 </span><span class="subxTest">test-skip-until-newline</span>: +<span id="L1447" class="LineNr">1447 </span> <span class="subxH1Comment"># - check that the read pointer points after the newline</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-stream)</span> +<span id="L1450" class="LineNr">1450 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1451" class="LineNr">1451 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 +<span id="L1452" class="LineNr">1452 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1453" class="LineNr">1453 </span> e8/call <a href='../056write.subx.html#L85'>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-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 <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/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='../056write.subx.html#L85'>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"># initialize '_test-stream' to "abc\nde"</span> +<span id="L1466" class="LineNr">1466 </span> <span class="subxS1Comment"># . write(_test-stream, "abc")</span> +<span id="L1467" class="LineNr">1467 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1468" class="LineNr">1468 </span> 68/push <span class="Constant">"abc"</span>/imm32 +<span id="L1469" class="LineNr">1469 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 +<span id="L1470" class="LineNr">1470 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1471" class="LineNr">1471 </span> e8/call <a href='../056write.subx.html#L31'>write</a>/disp32 +<span id="L1472" class="LineNr">1472 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L1473" class="LineNr">1473 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to ESP</span> +<span id="L1474" class="LineNr">1474 </span> <span class="subxS1Comment"># . write(_test-stream, Newline)</span> +<span id="L1475" class="LineNr">1475 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1476" class="LineNr">1476 </span> 68/push <span class="SpecialChar"><a href='../051test.subx.html#L83'>Newline</a></span>/imm32 +<span id="L1477" class="LineNr">1477 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 +<span id="L1478" class="LineNr">1478 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1479" class="LineNr">1479 </span> e8/call <a href='../056write.subx.html#L31'>write</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="subxS1Comment"># . write(_test-stream, "de")</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">"de"</span>/imm32 +<span id="L1485" class="LineNr">1485 </span> 68/push <a href='../056write.subx.html#L193'>_test-stream</a>/imm32 +<span id="L1486" class="LineNr">1486 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1487" class="LineNr">1487 </span> e8/call <a href='../056write.subx.html#L31'>write</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"># skip-until-newline(_test-buffered-file)</span> +<span id="L1491" class="LineNr">1491 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1492" class="LineNr">1492 </span> 68/push <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 +<span id="L1493" class="LineNr">1493 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1494" class="LineNr">1494 </span> e8/call <a href='hex.subx.html#L1411'>skip-until-newline</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> 4/imm32 <span class="subxComment"># add to ESP</span> +<span id="L1497" class="LineNr">1497 </span> <span class="subxComment"># check-ints-equal(_test-buffered-file->read, 4, msg)</span> +<span id="L1498" class="LineNr">1498 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L1499" class="LineNr">1499 </span> 68/push <span class="Constant">"F - test-skip-until-newline"</span>/imm32 +<span id="L1500" class="LineNr">1500 </span> 68/push 4/imm32 +<span id="L1501" class="LineNr">1501 </span> b8/copy-to-EAX <a href='../059read-byte.subx.html#L290'>_test-buffered-file</a>/imm32 +<span id="L1502" class="LineNr">1502 </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="L1503" class="LineNr">1503 </span> <span class="subxS2Comment"># . . call</span> +<span id="L1504" class="LineNr">1504 </span> e8/call <a href='../051test.subx.html#L24'>check-ints-equal</a>/disp32 +<span id="L1505" class="LineNr">1505 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L1506" class="LineNr">1506 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to ESP</span> +<span id="L1507" class="LineNr">1507 </span> <span class="subxS1Comment"># . end</span> +<span id="L1508" class="LineNr">1508 </span> c3/return +<span id="L1509" class="LineNr">1509 </span> +<span id="L1510" class="LineNr">1510 </span>== data +<span id="L1511" class="LineNr">1511 </span> +<span id="L1512" class="LineNr">1512 </span><span class="subxMinorFunction">_test-error-stream</span>: +<span id="L1513" class="LineNr">1513 </span> <span class="subxComment"># current write index</span> +<span id="L1514" class="LineNr">1514 </span> 00 00 00 00 +<span id="L1515" class="LineNr">1515 </span> <span class="subxComment"># current read index</span> +<span id="L1516" class="LineNr">1516 </span> 00 00 00 00 +<span id="L1517" class="LineNr">1517 </span> <span class="subxComment"># length (= 8)</span> +<span id="L1518" class="LineNr">1518 </span> 08 00 00 00 +<span id="L1519" class="LineNr">1519 </span> <span class="subxComment"># data</span> +<span id="L1520" class="LineNr">1520 </span> 00 00 00 00 00 00 00 00 <span class="subxComment"># 8 bytes</span> +<span id="L1521" class="LineNr">1521 </span> +<span id="L1522" class="LineNr">1522 </span><span class="subxComment"># a test buffered file for _test-stream</span> +<span id="L1523" class="LineNr">1523 </span><span class="subxMinorFunction">_test-error-buffered-file</span>: +<span id="L1524" class="LineNr">1524 </span> <span class="subxComment"># file descriptor or (address stream)</span> +<span id="L1525" class="LineNr">1525 </span> <a href='hex.subx.html#L1512'>_test-error-stream</a>/imm32 +<span id="L1526" class="LineNr">1526 </span> <span class="subxComment"># current write index</span> +<span id="L1527" class="LineNr">1527 </span> 00 00 00 00 +<span id="L1528" class="LineNr">1528 </span> <span class="subxComment"># current read index</span> +<span id="L1529" class="LineNr">1529 </span> 00 00 00 00 +<span id="L1530" class="LineNr">1530 </span> <span class="subxComment"># length (6)</span> +<span id="L1531" class="LineNr">1531 </span> 06 00 00 00 +<span id="L1532" class="LineNr">1532 </span> <span class="subxComment"># data</span> +<span id="L1533" class="LineNr">1533 </span> 00 00 00 00 00 00 <span class="subxComment"># 6 bytes</span> +<span id="L1534" class="LineNr">1534 </span> +<span id="L1535" class="LineNr">1535 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> </pre> </body> </html> diff --git a/subx/010---vm.cc b/subx/010---vm.cc index 3744d721..3af4a579 100644 --- a/subx/010---vm.cc +++ b/subx/010---vm.cc @@ -296,14 +296,14 @@ inline bool already_allocated(uint32_t addr) { void run_one_instruction() { uint8_t op=0, op2=0, op3=0; // Run One Instruction - trace(90, "run") << "inst: 0x" << HEXWORD << EIP << end(); - op = next(); if (Dump_trace) { - cerr << "opcode: " << HEXBYTE << NUM(op) << '\n'; - cerr << "registers at start: "; + cerr << "registers: "; dump_registers(); //? dump_stack(); // for debugging; not defined until later layer } + trace(90, "run") << "inst: 0x" << HEXWORD << EIP << end(); + op = next(); + if (Dump_trace) cerr << "opcode: " << HEXBYTE << NUM(op) << '\n'; switch (op) { case 0xf4: // hlt EIP = End_of_program; diff --git a/subx/069slice.subx b/subx/069slice.subx index ef45e508..d813c3e8 100644 --- a/subx/069slice.subx +++ b/subx/069slice.subx @@ -26,7 +26,7 @@ slice-empty?: # s : (address slice) -> bool/EAX 8b/copy 0/mod/indirect 1/rm32/ECX . . . 0/r32/EAX . . # copy *ECX to EAX # . compare EAX with s->end 39/compare 1/mod/*+disp8 1/rm32/ECX . . . 0/r32/EAX 4/disp8 . # compare EAX and *(ECX+4) - b8/copy-to-EAX 1/imm32/false + b8/copy-to-EAX 1/imm32/true 74/jump-if-equal $slice-empty?:end/disp8 b8/copy-to-EAX 0/imm32/false $slice-empty?:end: diff --git a/subx/071hex.subx b/subx/071hex.subx new file mode 100644 index 00000000..22864d53 --- /dev/null +++ b/subx/071hex.subx @@ -0,0 +1,458 @@ +# some utilities for converting numbers to/from hex +# lowercase letters only + +== code +# instruction effective address register displacement immediate +# . op subop mod rm32 base index scale r32 +# . 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 + +# main: +#? e8/call test-is-hex-int-handles-0x-prefix/disp32 + e8/call run-tests/disp32 # 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'. + # syscall(exit, Num-test-failures) + 8b/copy 0/mod/indirect 5/rm32/.disp32 . . 3/r32/EBX Num-test-failures/disp32 # copy *Num-test-failures to EBX + b8/copy-to-EAX 1/imm32/exit + cd/syscall 0x80/imm8 + +is-hex-int?: # in : (address slice) -> bool/EAX + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # . save registers + 51/push-ECX + 52/push-EDX + 53/push-EBX + # ECX = s + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX + # EDX = s->end + 8b/copy 1/mod/*+disp8 1/rm32/ECX . . . 2/r32/EDX 4/disp8 . # copy *(ECX+4) to EDX + # curr/ECX = s->start + 8b/copy 0/mod/indirect 1/rm32/ECX . . . 1/r32/ECX . . # copy *ECX to ECX + # if s is empty return false + b8/copy-to-EAX 0/imm32/false + 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 7d/jump-if-greater-or-equal $is-hex-int?:end/disp8 + # skip past leading '0x' +$is-hex-int?:initial-0: + # . if (*curr != '0') jump to loop + 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX + 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 3/r32/BL . . # copy byte at *ECX to BL + 81 7/subop/compare 3/mod/direct 3/rm32/EBX . . . . . 0x30/imm32/0 # compare EBX + 75/jump-if-not-equal $is-hex-int?:loop/disp8 + # . ++curr + 41/increment-ECX +$is-hex-int?:initial-0x: + # . if (curr >= in->end) return true + 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 7d/jump-if-greater-or-equal $is-hex-int?:true/disp8 + # . if (*curr != 'x') jump to loop # the previous '0' is still valid so doesn't need to be checked again + 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX + 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 3/r32/BL . . # copy byte at *ECX to BL + 81 7/subop/compare 3/mod/direct 3/rm32/EBX . . . . . 0x78/imm32/x # compare EBX + 75/jump-if-not-equal $is-hex-int?:loop/disp8 + # . ++curr + 41/increment-ECX +$is-hex-int?:loop: + # if (curr >= in->end) return true + 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 7d/jump-if-greater-or-equal $is-hex-int?:true/disp8 + # EAX = is-hex-byte?(*curr) + # . . push args + 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL + 50/push-EAX + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # if EAX == false return false + 3d/compare-with-EAX 0/imm32 + 74/jump-if-equal $is-hex-int?:end/disp8 + # ++curr + 41/increment-ECX + # loop + eb/jump $is-hex-int?:loop/disp8 +$is-hex-int?:true: + # return true + b8/copy-to-EAX 1/imm32/true +$is-hex-int?:end: + # . restore registers + 5b/pop-to-EBX + 5a/pop-to-EDX + 59/pop-to-ECX + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "34" + 68/push _test-slice-hex-int-end/imm32 + 68/push _test-slice-hex-int/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-is-hex-int"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int-handles-letters: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "34a" + 68/push _test-slice-hex-int-letters-end/imm32 + 68/push _test-slice-hex-int-letters/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-is-hex-int-handles-letters"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int-with-trailing-char: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "34q" + 68/push _test-slice-digits-and-char-end/imm32 + 68/push _test-slice-digits-and-char/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-is-hex-int-with-trailing-char"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int-with-leading-char: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "q34" + 68/push _test-slice-char-and-digits-end/imm32 + 68/push _test-slice-char-and-digits/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-is-hex-int-with-leading-char"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int-empty: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "" + 68/push _test-slice-empty-end/imm32 + 68/push _test-slice-empty/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-is-hex-int-empty"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-is-hex-int-handles-0x-prefix: + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # var slice/ECX = "0x3a" + 68/push _test-slice-hex-int-with-0x-prefix-end/imm32 + 68/push _test-slice-hex-int-with-0x-prefix/imm32 + 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX + # EAX = is-hex-int?(slice) + # . . push args + 51/push-ECX + # . . call + e8/call is-hex-int?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-is-hex-int-handles-0x-prefix"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +is-hex-byte?: # c : byte -> bool/EAX + # . prolog + 55/push-EBP + 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + # . save registers + 51/push-ECX + # ECX = c + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX + # return false if c < '0' + b8/copy-to-EAX 0/imm32/false + 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x30/imm32 # compare ECX + 7c/jump-if-lesser $is-hex-byte?:end/disp8 + # return false if c > 'f' + 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x66/imm32 # compare ECX + 7f/jump-if-greater $is-hex-byte?:end/disp8 + # return true if c <= '9' + b8/copy-to-EAX 1/imm32/true + 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x39/imm32 # compare ECX + 7e/jump-if-lesser-or-equal $is-hex-byte?:end/disp8 + # return true if c >= 'a' + 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x61/imm32 # compare ECX + 7d/jump-if-greater-or-equal $is-hex-byte?:end/disp8 + # otherwise return false + b8/copy-to-EAX 0/imm32/false +$is-hex-byte?:end: + # . restore registers + 59/pop-to-ECX + # . epilog + 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP + 5d/pop-to-EBP + c3/return + +test-hex-below-0: + # EAX = is-hex-byte?(0x2f) + # . . push args + 68/push 0x2f/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-hex-below-0"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + c3/return + +test-hex-0-to-9: + # EAX = is-hex-byte?(0x30) + # . . push args + 68/push 0x30/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-hex-at-0"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # EAX = is-hex-byte?(0x39) + # . . push args + 68/push 0x39/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-hex-at-9"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + c3/return + +test-hex-above-9-to-a: + # EAX = is-hex-byte?(0x3a) + # . . push args + 68/push 0x3a/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-hex-above-9-to-a"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + c3/return + +test-hex-a-to-f: + # EAX = is-hex-byte?(0x61) + # . . push args + 68/push 0x61/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-hex-at-a"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + # EAX = is-hex-byte?(0x66) + # . . push args + 68/push 0x66/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 1, msg) + # . . push args + 68/push "F - test-hex-at-f"/imm32 + 68/push 1/imm32/true + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + c3/return + +test-hex-above-f: + # EAX = is-hex-byte?(0x67) + # . . push args + 68/push 0x67/imm32 + # . . call + e8/call is-hex-byte?/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + # check-ints-equal(EAX, 0, msg) + # . . push args + 68/push "F - test-hex-above-f"/imm32 + 68/push 0/imm32/false + 50/push-EAX + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP + c3/return + +parse-hex-digit: # in/EAX : byte -> out/EAX : num + # no error checking; accepts argument in EAX + # if EAX <= '9' return EAX - '0' + 3d/compare-EAX 0x39/imm32/9 + 7f/jump-if-greater $parse-hex-digit:else/disp8 + 2d/subtract-from-EAX 0x30/imm32/0 + c3/return +$parse-hex-digit:else: + # otherwise return EAX - 'a' + 10 + 2d/subtract-from-EAX 0x57/imm32/a-10 + c3/return + +== data + +_test-slice-empty: + # nothing +_test-slice-empty-end: + +_test-slice-hex-int: + 33/3 34/4 +_test-slice-hex-int-end: + +_test-slice-hex-int-with-0x-prefix: + 30/0 78/x 33/3 34/4 +_test-slice-hex-int-with-0x-prefix-end: + +_test-slice-hex-int-letters: + 33/3 34/4 61/a +_test-slice-hex-int-letters-end: + +_test-slice-char-and-digits: + 71/q 33/3 34/4 +_test-slice-char-and-digits-end: + +_test-slice-digits-and-char: + 33/3 34/4 71/q +_test-slice-digits-and-char-end: + +# . . vim:nowrap:textwidth=0 diff --git a/subx/apps/crenshaw2-1 b/subx/apps/crenshaw2-1 index 5d45b5fa..e2d5636f 100755 --- a/subx/apps/crenshaw2-1 +++ b/subx/apps/crenshaw2-1 Binary files differdiff --git a/subx/apps/crenshaw2-1b b/subx/apps/crenshaw2-1b index b462d387..aba0f893 100755 --- a/subx/apps/crenshaw2-1b +++ b/subx/apps/crenshaw2-1b Binary files differdiff --git a/subx/apps/factorial b/subx/apps/factorial index f5c91de1..97116bad 100755 --- a/subx/apps/factorial +++ b/subx/apps/factorial Binary files differdiff --git a/subx/apps/handle b/subx/apps/handle index 61f3e1dd..35633c17 100755 --- a/subx/apps/handle +++ b/subx/apps/handle Binary files differdiff --git a/subx/apps/hex b/subx/apps/hex index b51a79be..4d5a737f 100755 --- a/subx/apps/hex +++ b/subx/apps/hex Binary files differdiff --git a/subx/apps/hex.subx b/subx/apps/hex.subx index 1d306782..8f6e1575 100644 --- a/subx/apps/hex.subx +++ b/subx/apps/hex.subx @@ -490,7 +490,7 @@ scan-next-byte: # in : (address buffered-file), err : (address buffered-file), # repeatedly # EAX = read-byte(in) # if EAX == 0xffffffff return EAX - # if is-hex-lowercase-byte?(EAX) return EAX + # if is-hex-byte?(EAX) return EAX # if EAX == ' ' or '\t' or '\n' continue # if EAX == '#' skip-until-newline(in) # else error-byte(ed, err, "invalid byte: " EAX) @@ -510,14 +510,14 @@ $scan-next-byte:loop: # if (EAX == 0xffffffff) return EAX 3d/compare-with-EAX 0xffffffff/imm32 74/jump-if-equal $scan-next-byte:end/disp8 - # if is-hex-lowercase-byte?(EAX) return EAX + # if is-hex-byte?(EAX) return EAX # . save EAX for now 50/push-EAX - # . is-hex-lowercase-byte?(EAX) + # . is-hex-byte?(EAX) # . . push args 50/push-EAX # . . call - e8/call is-hex-lowercase-byte?/disp32 + e8/call is-hex-byte?/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP # . compare with 'false' @@ -1408,177 +1408,6 @@ $test-scan-next-byte-aborts-on-invalid-byte:end: 5d/pop-to-EBP c3/return -is-hex-lowercase-byte?: # c : byte -> bool/EAX - # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # . save registers - 51/push-ECX - # ECX = c - 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX - # return false if c < '0' - b8/copy-to-EAX 0/imm32/false - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x30/imm32 # compare ECX - 7c/jump-if-lesser $is-hex-lowercase-byte?:end/disp8 - # return false if c > 'f' - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x66/imm32 # compare ECX - 7f/jump-if-greater $is-hex-lowercase-byte?:end/disp8 - # return true if c <= '9' - b8/copy-to-EAX 1/imm32/true - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x39/imm32 # compare ECX - 7e/jump-if-lesser-or-equal $is-hex-lowercase-byte?:end/disp8 - # return true if c >= 'a' - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x61/imm32 # compare ECX - 7d/jump-if-greater-or-equal $is-hex-lowercase-byte?:end/disp8 - # otherwise return false - b8/copy-to-EAX 0/imm32/false -$is-hex-lowercase-byte?:end: - # . restore registers - 59/pop-to-ECX - # . epilog - 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP - 5d/pop-to-EBP - c3/return - -test-hex-below-0: - # is-hex-lowercase-byte?(0x2f) - # . . push args - 68/push 0x2f/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) - # . . push args - 68/push "F - test-hex-below-0"/imm32 - 68/push 0/imm32/false - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - c3/return - -test-hex-0-to-9: - # is-hex-lowercase-byte?(0x30) - # . . push args - 68/push 0x30/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) - # . . push args - 68/push "F - test-hex-at-0"/imm32 - 68/push 1/imm32/true - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - # is-hex-lowercase-byte?(0x39) - # . . push args - 68/push 0x39/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) - # . . push args - 68/push "F - test-hex-at-9"/imm32 - 68/push 1/imm32/true - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - c3/return - -test-hex-above-9-to-a: - # is-hex-lowercase-byte?(0x3a) - # . . push args - 68/push 0x3a/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) - # . . push args - 68/push "F - test-hex-above-9-to-a"/imm32 - 68/push 0/imm32/false - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - c3/return - -test-hex-a-to-f: - # is-hex-lowercase-byte?(0x61) - # . . push args - 68/push 0x61/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) - # . . push args - 68/push "F - test-hex-at-a"/imm32 - 68/push 1/imm32/true - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - # is-hex-lowercase-byte?(0x66) - # . . push args - 68/push 0x66/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) - # . . push args - 68/push "F - test-hex-at-f"/imm32 - 68/push 1/imm32/true - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - c3/return - -test-hex-above-f: - # is-hex-lowercase-byte?(0x67) - # . . push args - 68/push 0x67/imm32 - # . . call - e8/call is-hex-lowercase-byte?/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) - # . . push args - 68/push "F - test-hex-above-f"/imm32 - 68/push 0/imm32/false - 50/push-EAX - # . . call - e8/call check-ints-equal/disp32 - # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP - c3/return - -parse-hex-digit: # in/EAX : byte -> out/EAX : num - # no error checking; accepts argument in EAX - # if EAX <= '9' return EAX - '0' - 3d/compare-EAX 0x39/imm32/9 - 7f/jump-if-greater $parse-hex-digit:else/disp8 - 2d/subtract-from-EAX 0x30/imm32/0 - c3/return -$parse-hex-digit:else: - # otherwise return EAX - 'a' + 10 - 2d/subtract-from-EAX 0x57/imm32/a-10 - c3/return - skip-until-newline: # in : (address buffered-file) -> <void> # pseudocode: # push EAX diff --git a/subx/apps/pack.subx b/subx/apps/pack.subx index d83a5398..b2b7a32a 100644 --- a/subx/apps/pack.subx +++ b/subx/apps/pack.subx @@ -121,10 +121,7 @@ $main:end: # slice-equal?(slice, kernel string) # helpers: -# is-hex-int(in : &slice) -# parse-hex-int(in : &slice) -> int # emit-maybe(out : &buffered-file, n : int, width : int) -# emit-hex-int(out : &buffered-file, n : int) # emit(out : &buffered-file, word : &slice) # has-metadata?(word : &slice, s : &kernel-string) -> bool |