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-rw-r--r--html/baremetal/108write.subx.html189
1 files changed, 136 insertions, 53 deletions
diff --git a/html/baremetal/108write.subx.html b/html/baremetal/108write.subx.html
index 68c65e6d..085efeff 100644
--- a/html/baremetal/108write.subx.html
+++ b/html/baremetal/108write.subx.html
@@ -21,6 +21,7 @@ a { color:inherit; }
 .subxFunction { color: #af5f00; text-decoration: underline; }
 .Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; }
 .Constant { color: #008787; }
+.subxMinorFunction { color: #875f5f; }
 -->
 </style>
 
@@ -56,59 +57,141 @@ if ('onhashchange' in window) {
 <body onload='JumpToLine();'>
 <a href='https://github.com/akkartik/mu/blob/main/baremetal/108write.subx'>https://github.com/akkartik/mu/blob/main/baremetal/108write.subx</a>
 <pre id='vimCodeElement'>
-<span id="L1" class="LineNr"> 1 </span><span class="subxComment">#   instruction                     effective address                                                   register    displacement    immediate</span>
-<span id="L2" class="LineNr"> 2 </span><span class="subxS1Comment"># . op          subop               mod             rm32          base        index         scale       r32</span>
-<span id="L3" class="LineNr"> 3 </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="L4" class="LineNr"> 4 </span>
-<span id="L5" class="LineNr"> 5 </span><span class="subxFunction">write</span>:  <span class="subxComment"># f: (addr stream byte), s: (addr array byte)</span>
-<span id="L6" class="LineNr"> 6 </span>    <span class="subxS1Comment"># . prologue</span>
-<span id="L7" class="LineNr"> 7 </span>    55/push-ebp
-<span id="L8" class="LineNr"> 8 </span>    89/copy                         3/mod/direct    5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          4/r32/esp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy esp to ebp</span>
-<span id="L9" class="LineNr"> 9 </span>    <span class="subxComment"># if (s == 0) return</span>
-<span id="L10" class="LineNr">10 </span>    81          7/subop/compare     1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          0xc/disp8       0/imm32           <span class="subxComment"># compare *(ebp+12)</span>
-<span id="L11" class="LineNr">11 </span>    74/jump-if-=  $write:end/disp8
-<span id="L12" class="LineNr">12 </span>    <span class="subxComment"># TODO: write to file</span>
-<span id="L13" class="LineNr">13 </span>    <span class="subxComment"># otherwise, treat 'f' as a stream to append to</span>
-<span id="L14" class="LineNr">14 </span>    <span class="subxS1Comment"># . save registers</span>
-<span id="L15" class="LineNr">15 </span>    50/push-eax
-<span id="L16" class="LineNr">16 </span>    51/push-ecx
-<span id="L17" class="LineNr">17 </span>    52/push-edx
-<span id="L18" class="LineNr">18 </span>    53/push-ebx
-<span id="L19" class="LineNr">19 </span>    <span class="subxComment"># ecx = f</span>
-<span id="L20" class="LineNr">20 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>                        1/r32/ecx   8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+8) to ecx</span>
-<span id="L21" class="LineNr">21 </span>    <span class="subxComment"># edx = f-&gt;write</span>
-<span id="L22" class="LineNr">22 </span>    8b/copy                         0/mod/indirect  1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          2/r32/edx  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy *ecx to edx</span>
-<span id="L23" class="LineNr">23 </span>    <span class="subxComment"># ebx = f-&gt;size</span>
-<span id="L24" class="LineNr">24 </span>    8b/copy                         1/mod/*+disp8   1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          3/r32/ebx   8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy *(ecx+8) to ebx</span>
-<span id="L25" class="LineNr">25 </span>    <span class="subxComment"># eax = _append-3(&amp;f-&gt;data[f-&gt;write], &amp;f-&gt;data[f-&gt;size], s)</span>
-<span id="L26" class="LineNr">26 </span>    <span class="subxS2Comment"># . . push s</span>
-<span id="L27" class="LineNr">27 </span>    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># push *(ebp+12)</span>
-<span id="L28" class="LineNr">28 </span>    <span class="subxS2Comment"># . . push &amp;f-&gt;data[f-&gt;size]</span>
-<span id="L29" class="LineNr">29 </span>    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    1/base/ecx  3/index/ebx  <span class="Normal"> . </span>          3/r32/ebx   0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># copy ecx+ebx+12 to ebx</span>
-<span id="L30" class="LineNr">30 </span>    53/push-ebx
-<span id="L31" class="LineNr">31 </span>    <span class="subxS2Comment"># . . push &amp;f-&gt;data[f-&gt;write]</span>
-<span id="L32" class="LineNr">32 </span>    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    1/base/ecx  2/index/edx  <span class="Normal"> . </span>          3/r32/ebx   0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># copy ecx+edx+12 to ebx</span>
-<span id="L33" class="LineNr">33 </span>    53/push-ebx
-<span id="L34" class="LineNr">34 </span>    <span class="subxS2Comment"># . . call</span>
-<span id="L35" class="LineNr">35 </span>    e8/call  <a href='107trace.subx.html#L6'>_append-3</a>/disp32
-<span id="L36" class="LineNr">36 </span>    <span class="subxS2Comment"># . . discard args</span>
-<span id="L37" class="LineNr">37 </span>    81          0/subop/add         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>         <span class="Normal"> . </span>              0xc/imm32         <span class="subxComment"># add to esp</span>
-<span id="L38" class="LineNr">38 </span>    <span class="subxComment"># f-&gt;write += eax</span>
-<span id="L39" class="LineNr">39 </span>    01/add                          0/mod/indirect  1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          0/r32/eax  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># add eax to *ecx</span>
-<span id="L40" class="LineNr">40 </span>    <span class="subxS1Comment"># . restore registers</span>
-<span id="L41" class="LineNr">41 </span>    5b/pop-to-ebx
-<span id="L42" class="LineNr">42 </span>    5a/pop-to-edx
-<span id="L43" class="LineNr">43 </span>    59/pop-to-ecx
-<span id="L44" class="LineNr">44 </span>    58/pop-to-eax
-<span id="L45" class="LineNr">45 </span><span class="Constant">$write:end</span>:
-<span id="L46" class="LineNr">46 </span>    <span class="subxS1Comment"># . epilogue</span>
-<span id="L47" class="LineNr">47 </span>    89/copy                         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          5/r32/ebp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy ebp to esp</span>
-<span id="L48" class="LineNr">48 </span>    5d/pop-to-ebp
-<span id="L49" class="LineNr">49 </span>    c3/return
-<span id="L50" class="LineNr">50 </span>
-<span id="L51" class="LineNr">51 </span><span class="subxComment"># TODO: bring in tests once we have check-ints-equal</span>
-<span id="L52" class="LineNr">52 </span>
-<span id="L53" class="LineNr">53 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
+<span id="L1" class="LineNr">  1 </span><span class="subxComment">#   instruction                     effective address                                                   register    displacement    immediate</span>
+<span id="L2" class="LineNr">  2 </span><span class="subxS1Comment"># . op          subop               mod             rm32          base        index         scale       r32</span>
+<span id="L3" class="LineNr">  3 </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="L4" class="LineNr">  4 </span>
+<span id="L5" class="LineNr">  5 </span><span class="subxFunction">write</span>:  <span class="subxComment"># f: (addr stream byte), s: (addr array byte)</span>
+<span id="L6" class="LineNr">  6 </span>    <span class="subxS1Comment"># . prologue</span>
+<span id="L7" class="LineNr">  7 </span>    55/push-ebp
+<span id="L8" class="LineNr">  8 </span>    89/copy                         3/mod/direct    5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          4/r32/esp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy esp to ebp</span>
+<span id="L9" class="LineNr">  9 </span>    <span class="subxComment"># if (s == 0) return</span>
+<span id="L10" class="LineNr"> 10 </span>    81          7/subop/compare     1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          0xc/disp8       0/imm32           <span class="subxComment"># compare *(ebp+12)</span>
+<span id="L11" class="LineNr"> 11 </span>    74/jump-if-=  $write:end/disp8
+<span id="L12" class="LineNr"> 12 </span>    <span class="subxComment"># TODO: write to file</span>
+<span id="L13" class="LineNr"> 13 </span>    <span class="subxComment"># otherwise, treat 'f' as a stream to append to</span>
+<span id="L14" class="LineNr"> 14 </span>    <span class="subxS1Comment"># . save registers</span>
+<span id="L15" class="LineNr"> 15 </span>    50/push-eax
+<span id="L16" class="LineNr"> 16 </span>    51/push-ecx
+<span id="L17" class="LineNr"> 17 </span>    52/push-edx
+<span id="L18" class="LineNr"> 18 </span>    53/push-ebx
+<span id="L19" class="LineNr"> 19 </span>    <span class="subxComment"># ecx = f</span>
+<span id="L20" class="LineNr"> 20 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>                        1/r32/ecx   8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+8) to ecx</span>
+<span id="L21" class="LineNr"> 21 </span>    <span class="subxComment"># edx = f-&gt;write</span>
+<span id="L22" class="LineNr"> 22 </span>    8b/copy                         0/mod/indirect  1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          2/r32/edx  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy *ecx to edx</span>
+<span id="L23" class="LineNr"> 23 </span>    <span class="subxComment"># ebx = f-&gt;size</span>
+<span id="L24" class="LineNr"> 24 </span>    8b/copy                         1/mod/*+disp8   1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          3/r32/ebx   8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy *(ecx+8) to ebx</span>
+<span id="L25" class="LineNr"> 25 </span>    <span class="subxComment"># eax = _append-3(&amp;f-&gt;data[f-&gt;write], &amp;f-&gt;data[f-&gt;size], s)</span>
+<span id="L26" class="LineNr"> 26 </span>    <span class="subxS2Comment"># . . push s</span>
+<span id="L27" class="LineNr"> 27 </span>    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># push *(ebp+12)</span>
+<span id="L28" class="LineNr"> 28 </span>    <span class="subxS2Comment"># . . push &amp;f-&gt;data[f-&gt;size]</span>
+<span id="L29" class="LineNr"> 29 </span>    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    1/base/ecx  3/index/ebx  <span class="Normal"> . </span>          3/r32/ebx   0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># copy ecx+ebx+12 to ebx</span>
+<span id="L30" class="LineNr"> 30 </span>    53/push-ebx
+<span id="L31" class="LineNr"> 31 </span>    <span class="subxS2Comment"># . . push &amp;f-&gt;data[f-&gt;write]</span>
+<span id="L32" class="LineNr"> 32 </span>    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    1/base/ecx  2/index/edx  <span class="Normal"> . </span>          3/r32/ebx   0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># copy ecx+edx+12 to ebx</span>
+<span id="L33" class="LineNr"> 33 </span>    53/push-ebx
+<span id="L34" class="LineNr"> 34 </span>    <span class="subxS2Comment"># . . call</span>
+<span id="L35" class="LineNr"> 35 </span>    e8/call  <a href='108write.subx.html#L54'>_append-3</a>/disp32
+<span id="L36" class="LineNr"> 36 </span>    <span class="subxS2Comment"># . . discard args</span>
+<span id="L37" class="LineNr"> 37 </span>    81          0/subop/add         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>         <span class="Normal"> . </span>              0xc/imm32         <span class="subxComment"># add to esp</span>
+<span id="L38" class="LineNr"> 38 </span>    <span class="subxComment"># f-&gt;write += eax</span>
+<span id="L39" class="LineNr"> 39 </span>    01/add                          0/mod/indirect  1/rm32/ecx   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          0/r32/eax  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># add eax to *ecx</span>
+<span id="L40" class="LineNr"> 40 </span>    <span class="subxS1Comment"># . restore registers</span>
+<span id="L41" class="LineNr"> 41 </span>    5b/pop-to-ebx
+<span id="L42" class="LineNr"> 42 </span>    5a/pop-to-edx
+<span id="L43" class="LineNr"> 43 </span>    59/pop-to-ecx
+<span id="L44" class="LineNr"> 44 </span>    58/pop-to-eax
+<span id="L45" class="LineNr"> 45 </span><span class="Constant">$write:end</span>:
+<span id="L46" class="LineNr"> 46 </span>    <span class="subxS1Comment"># . epilogue</span>
+<span id="L47" class="LineNr"> 47 </span>    89/copy                         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          5/r32/ebp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy ebp to esp</span>
+<span id="L48" class="LineNr"> 48 </span>    5d/pop-to-ebp
+<span id="L49" class="LineNr"> 49 </span>    c3/return
+<span id="L50" class="LineNr"> 50 </span>
+<span id="L51" class="LineNr"> 51 </span><span class="subxComment"># TODO: bring in tests once we have check-ints-equal</span>
+<span id="L52" class="LineNr"> 52 </span>
+<span id="L53" class="LineNr"> 53 </span><span class="subxComment"># 3-argument variant of _append</span>
+<span id="L54" class="LineNr"> 54 </span><span class="subxMinorFunction">_append-3</span>:  <span class="subxComment"># out: (addr byte), outend: (addr byte), s: (addr array byte) -&gt; num_bytes_appended/eax</span>
+<span id="L55" class="LineNr"> 55 </span>    <span class="subxS1Comment"># . prologue</span>
+<span id="L56" class="LineNr"> 56 </span>    55/push-ebp
+<span id="L57" class="LineNr"> 57 </span>    89/copy                         3/mod/direct    5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          4/r32/esp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy esp to ebp</span>
+<span id="L58" class="LineNr"> 58 </span>    <span class="subxS1Comment"># . save registers</span>
+<span id="L59" class="LineNr"> 59 </span>    51/push-ecx
+<span id="L60" class="LineNr"> 60 </span>    <span class="subxComment"># eax = _append-4(out, outend, &amp;s-&gt;data[0], &amp;s-&gt;data[s-&gt;size])</span>
+<span id="L61" class="LineNr"> 61 </span>    <span class="subxS2Comment"># . . push &amp;s-&gt;data[s-&gt;size]</span>
+<span id="L62" class="LineNr"> 62 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>                        0/r32/eax   0x10/disp8     <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+16) to eax</span>
+<span id="L63" class="LineNr"> 63 </span>    8b/copy                         0/mod/indirect  0/rm32/eax   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          1/r32/ecx  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy *eax to ecx</span>
+<span id="L64" class="LineNr"> 64 </span>    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/eax  1/index/ecx  <span class="Normal"> . </span>          1/r32/ecx   4/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy eax+ecx+4 to ecx</span>
+<span id="L65" class="LineNr"> 65 </span>    51/push-ecx
+<span id="L66" class="LineNr"> 66 </span>    <span class="subxS2Comment"># . . push &amp;s-&gt;data[0]</span>
+<span id="L67" class="LineNr"> 67 </span>    8d/copy-address                 1/mod/*+disp8   0/rm32/eax   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          1/r32/ecx   4/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy eax+4 to ecx</span>
+<span id="L68" class="LineNr"> 68 </span>    51/push-ecx
+<span id="L69" class="LineNr"> 69 </span>    <span class="subxS2Comment"># . . push outend</span>
+<span id="L70" class="LineNr"> 70 </span>    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># push *(ebp+12)</span>
+<span id="L71" class="LineNr"> 71 </span>    <span class="subxS2Comment"># . . push out</span>
+<span id="L72" class="LineNr"> 72 </span>    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>          8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># push *(ebp+8)</span>
+<span id="L73" class="LineNr"> 73 </span>    <span class="subxS2Comment"># . . call</span>
+<span id="L74" class="LineNr"> 74 </span>    e8/call  <a href='108write.subx.html#L86'>_append-4</a>/disp32
+<span id="L75" class="LineNr"> 75 </span>    <span class="subxS2Comment"># . . discard args</span>
+<span id="L76" class="LineNr"> 76 </span>    81          0/subop/add         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>         <span class="Normal"> . </span>         <span class="Normal"> . </span>              0x10/imm32        <span class="subxComment"># add to esp</span>
+<span id="L77" class="LineNr"> 77 </span><span class="Constant">$_append-3:end</span>:
+<span id="L78" class="LineNr"> 78 </span>    <span class="subxS1Comment"># . restore registers</span>
+<span id="L79" class="LineNr"> 79 </span>    59/pop-to-ecx
+<span id="L80" class="LineNr"> 80 </span>    <span class="subxS1Comment"># . epilogue</span>
+<span id="L81" class="LineNr"> 81 </span>    89/copy                         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          5/r32/ebp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy ebp to esp</span>
+<span id="L82" class="LineNr"> 82 </span>    5d/pop-to-ebp
+<span id="L83" class="LineNr"> 83 </span>    c3/return
+<span id="L84" class="LineNr"> 84 </span>
+<span id="L85" class="LineNr"> 85 </span><span class="subxComment"># 4-argument variant of _append</span>
+<span id="L86" class="LineNr"> 86 </span><span class="subxMinorFunction">_append-4</span>:  <span class="subxComment"># out: (addr byte), outend: (addr byte), in: (addr byte), inend: (addr byte) -&gt; num_bytes_appended/eax: int</span>
+<span id="L87" class="LineNr"> 87 </span>    <span class="subxS1Comment"># . prologue</span>
+<span id="L88" class="LineNr"> 88 </span>    55/push-ebp
+<span id="L89" class="LineNr"> 89 </span>    89/copy                         3/mod/direct    5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          4/r32/esp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy esp to ebp</span>
+<span id="L90" class="LineNr"> 90 </span>    <span class="subxS1Comment"># . save registers</span>
+<span id="L91" class="LineNr"> 91 </span>    51/push-ecx
+<span id="L92" class="LineNr"> 92 </span>    52/push-edx
+<span id="L93" class="LineNr"> 93 </span>    53/push-ebx
+<span id="L94" class="LineNr"> 94 </span>    56/push-esi
+<span id="L95" class="LineNr"> 95 </span>    57/push-edi
+<span id="L96" class="LineNr"> 96 </span>    <span class="subxComment"># num_bytes_appended = 0</span>
+<span id="L97" class="LineNr"> 97 </span>    b8/copy-to-eax  0/imm32
+<span id="L98" class="LineNr"> 98 </span>    <span class="subxComment"># edi = out</span>
+<span id="L99" class="LineNr"> 99 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          7/r32/edi   8/disp8        <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+8) to edi</span>
+<span id="L100" class="LineNr">100 </span>    <span class="subxComment"># edx = outend</span>
+<span id="L101" class="LineNr">101 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          2/r32/edx   0xc/disp8      <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+12) to edx</span>
+<span id="L102" class="LineNr">102 </span>    <span class="subxComment"># esi = in</span>
+<span id="L103" class="LineNr">103 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          6/r32/esi   0x10/disp8     <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+16) to esi</span>
+<span id="L104" class="LineNr">104 </span>    <span class="subxComment"># ecx = inend</span>
+<span id="L105" class="LineNr">105 </span>    8b/copy                         1/mod/*+disp8   5/rm32/ebp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          1/r32/ecx   0x14/disp8     <span class="Normal"> . </span>                <span class="subxComment"># copy *(ebp+20) to ecx</span>
+<span id="L106" class="LineNr">106 </span><span class="Constant">$_append-4:loop</span>:
+<span id="L107" class="LineNr">107 </span>    <span class="subxComment"># if (in &gt;= inend) break</span>
+<span id="L108" class="LineNr">108 </span>    39/compare                      3/mod/direct    6/rm32/esi   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          1/r32/ecx  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># compare esi with ecx</span>
+<span id="L109" class="LineNr">109 </span>    73/jump-if-addr&gt;=  $_append-4:end/disp8
+<span id="L110" class="LineNr">110 </span>    <span class="subxComment"># if (out &gt;= outend) abort  # just to catch test failures fast</span>
+<span id="L111" class="LineNr">111 </span>    39/compare                      3/mod/direct    7/rm32/edi   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          2/r32/edx  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># compare edi with edx</span>
+<span id="L112" class="LineNr">112 </span>    73/jump-if-addr&gt;=  $_append-4:end/disp8  <span class="subxComment"># TODO: abort</span>
+<span id="L113" class="LineNr">113 </span>    <span class="subxComment"># *out = *in</span>
+<span id="L114" class="LineNr">114 </span>    8a/copy-byte                    0/mod/indirect  6/rm32/esi   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          3/r32/BL   <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy byte at *esi to BL</span>
+<span id="L115" class="LineNr">115 </span>    88/copy-byte                    0/mod/indirect  7/rm32/edi   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          3/r32/BL   <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy byte at BL to *edi</span>
+<span id="L116" class="LineNr">116 </span>    <span class="subxComment"># ++num_bytes_appended</span>
+<span id="L117" class="LineNr">117 </span>    40/increment-eax
+<span id="L118" class="LineNr">118 </span>    <span class="subxComment"># ++in</span>
+<span id="L119" class="LineNr">119 </span>    46/increment-esi
+<span id="L120" class="LineNr">120 </span>    <span class="subxComment"># ++out</span>
+<span id="L121" class="LineNr">121 </span>    47/increment-edi
+<span id="L122" class="LineNr">122 </span>    eb/jump  $_append-4:<span class="Constant">loop</span>/disp8
+<span id="L123" class="LineNr">123 </span><span class="Constant">$_append-4:end</span>:
+<span id="L124" class="LineNr">124 </span>    <span class="subxS1Comment"># . restore registers</span>
+<span id="L125" class="LineNr">125 </span>    5f/pop-to-edi
+<span id="L126" class="LineNr">126 </span>    5e/pop-to-esi
+<span id="L127" class="LineNr">127 </span>    5b/pop-to-ebx
+<span id="L128" class="LineNr">128 </span>    5a/pop-to-edx
+<span id="L129" class="LineNr">129 </span>    59/pop-to-ecx
+<span id="L130" class="LineNr">130 </span>    <span class="subxS1Comment"># . epilogue</span>
+<span id="L131" class="LineNr">131 </span>    89/copy                         3/mod/direct    4/rm32/esp   <span class="Normal"> . </span>         <span class="Normal"> . </span>           <span class="Normal"> . </span>          5/r32/ebp  <span class="Normal"> . </span>             <span class="Normal"> . </span>                <span class="subxComment"># copy ebp to esp</span>
+<span id="L132" class="LineNr">132 </span>    5d/pop-to-ebp
+<span id="L133" class="LineNr">133 </span>    c3/return
+<span id="L134" class="LineNr">134 </span>
+<span id="L135" class="LineNr">135 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
 </pre>
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