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+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="UTF-8">
+<title>Mu - linux/apps/ex6.subx</title>
+<meta name="Generator" content="Vim/8.2">
+<meta name="plugin-version" content="vim8.1_v2">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,no_foldcolumn,expand_tabs,line_ids,prevent_copy=,use_input_for_pc=fallback">
+<meta name="colorscheme" content="minimal-light">
+<style>
+<!--
+pre { font-family: monospace; color: #000000; background-color: #ffffd7; }
+body { font-size:12pt; font-family: monospace; color: #000000; background-color: #ffffd7; }
+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.subxComment { color: #005faf; }
+.subxS2Comment { color: #8a8a8a; }
+.LineNr { }
+.subxS1Comment { color: #0000af; }
+.SpecialChar { color: #d70000; }
+.Normal { color: #000000; background-color: #ffffd7; padding-bottom: 1px; }
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+</style>
+
+<script>
+<!--
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+/* function to open any folds containing a jumped-to line before jumping to it */
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+  var lineNum;
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+   * we corrected the raw number to a line ID.
+   */
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+    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/main/linux/apps/ex6.subx'>https://github.com/akkartik/mu/blob/main/linux/apps/ex6.subx</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Print out a (global variable) string to stdout.</span>
+<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span>
+<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run:</span>
+<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#   $ bootstrap/bootstrap translate apps/ex6.subx -o ex6</span>
+<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#   $ bootstrap/bootstrap run ex6</span>
+<span id="L6" class="LineNr"> 6 </span><span class="subxComment">#   Hello, world!</span>
+<span id="L7" class="LineNr"> 7 </span>
+<span id="L8" class="LineNr"> 8 </span>== code
+<span id="L9" class="LineNr"> 9 </span>
+<span id="L10" class="LineNr">10 </span><span class="subxS1Comment"># . op          subop               mod             rm32          base        index         scale       r32</span>
+<span id="L11" class="LineNr">11 </span><span class="subxS1Comment"># . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes</span>
+<span id="L12" class="LineNr">12 </span>
+<span id="L13" class="LineNr">13 </span><span class="SpecialChar">Entry</span>:
+<span id="L14" class="LineNr">14 </span>    <span class="subxComment"># write(stdout, X, Size)</span>
+<span id="L15" class="LineNr">15 </span>    <span class="subxS1Comment"># . fd = 1 (stdout)</span>
+<span id="L16" class="LineNr">16 </span>    bb/copy-to-ebx  1/imm32
+<span id="L17" class="LineNr">17 </span>    <span class="subxS1Comment"># . initialize X (location to write result to)</span>
+<span id="L18" class="LineNr">18 </span>    b9/copy-to-ecx  <span class="SpecialChar"><a href='ex6.subx.html#L31'>X</a></span>/imm32
+<span id="L19" class="LineNr">19 </span>    <span class="subxS1Comment"># . initialize Size</span>
+<span id="L20" class="LineNr">20 </span>    8b/copy                         0/mod/indirect  5/rm32/.disp32           <span class="Normal"> . </span>           <span class="Normal"> . </span>          2/r32/edx   <span class="SpecialChar"><a href='ex6.subx.html#L29'>Size</a></span>/disp32    <span class="Normal"> . </span>                <span class="subxComment"># copy *Size to edx</span>
+<span id="L21" class="LineNr">21 </span>    <span class="subxS1Comment"># . syscall</span>
+<span id="L22" class="LineNr">22 </span>    e8/call  <a href='../000init.subx.html#L29'>syscall_write</a>/disp32
+<span id="L23" class="LineNr">23 </span>
+<span id="L24" class="LineNr">24 </span>    <span class="subxComment"># exit(ebx)</span>
+<span id="L25" class="LineNr">25 </span>    e8/call  <a href='../000init.subx.html#L18'>syscall_exit</a>/disp32
+<span id="L26" class="LineNr">26 </span>
+<span id="L27" class="LineNr">27 </span>== data
+<span id="L28" class="LineNr">28 </span>
+<span id="L29" class="LineNr">29 </span><span class="SpecialChar">Size</span>:  <span class="subxComment"># size of string</span>
+<span id="L30" class="LineNr">30 </span>    0x0d/imm32  <span class="subxComment"># 13</span>
+<span id="L31" class="LineNr">31 </span><span class="SpecialChar">X</span>:  <span class="subxComment"># string to print</span>
+<span id="L32" class="LineNr">32 </span>    48 65 6c 6c 6f 20 77 6f 72 6c 64 21 0a       00
+<span id="L33" class="LineNr">33 </span><span class="subxComment">#   H  e  l  l  o  ␣  w  o  r  l  d  !  newline  null</span>
+<span id="L34" class="LineNr">34 </span>
+<span id="L35" class="LineNr">35 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->