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-rw-r--r--html/baremetal/500text-screen.mu.html4
-rw-r--r--html/baremetal/boot.hex.html4
-rw-r--r--html/baremetal/shell/eval.mu.html1011
-rw-r--r--html/baremetal/shell/gap-buffer.mu.html591
-rw-r--r--html/baremetal/shell/grapheme-stack.mu.html305
-rw-r--r--html/baremetal/shell/line.mu.html298
-rw-r--r--html/baremetal/shell/value-stack.mu.html304
-rw-r--r--html/baremetal/shell/value.mu.html326
-rw-r--r--html/baremetal/shell/word.mu.html784
-rwxr-xr-xtools/update_html9
10 files changed, 3632 insertions, 4 deletions
diff --git a/html/baremetal/500text-screen.mu.html b/html/baremetal/500text-screen.mu.html
index 04bd8548..5c1b0944 100644
--- a/html/baremetal/500text-screen.mu.html
+++ b/html/baremetal/500text-screen.mu.html
@@ -165,9 +165,9 @@ if ('onhashchange' in window) {
 <span id="L107" class="LineNr">107 </span>    <span class="PreProc">break-if-&lt;</span>
 <span id="L108" class="LineNr">108 </span>    <a href='501draw-text.mu.html#L519'>abort</a> <span class="Constant">&quot;tried to print out of <a href='500text-screen.mu.html#L9'>screen</a> bounds&quot;</span>
 <span id="L109" class="LineNr">109 </span>  <span class="Delimiter">}</span>
-<span id="L110" class="LineNr">110 </span>  <span class="PreProc">var</span> height-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
+<span id="L110" class="LineNr">110 </span>  <span class="PreProc">var</span> width-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
 <span id="L111" class="LineNr">111 </span>  <span class="PreProc">var</span> result/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy y
-<span id="L112" class="LineNr">112 </span>  result <span class="SpecialChar">&lt;-</span> multiply *height-addr
+<span id="L112" class="LineNr">112 </span>  result <span class="SpecialChar">&lt;-</span> multiply *width-addr
 <span id="L113" class="LineNr">113 </span>  result <span class="SpecialChar">&lt;-</span> add x
 <span id="L114" class="LineNr">114 </span>  <span class="PreProc">return</span> result
 <span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span>
diff --git a/html/baremetal/boot.hex.html b/html/baremetal/boot.hex.html
index bbcd38e1..2cbaef0e 100644
--- a/html/baremetal/boot.hex.html
+++ b/html/baremetal/boot.hex.html
@@ -315,7 +315,7 @@ if ('onhashchange' in window) {
 <span id="L260" class="LineNr"> 260 </span>
 <span id="L261" class="LineNr"> 261 </span>  <span class="subxComment"># For now, not bothering reprogramming the IRQ to not conflict with software</span>
 <span id="L262" class="LineNr"> 262 </span>  <span class="subxComment"># exceptions.</span>
-<span id="L263" class="LineNr"> 263 </span>  <span class="subxComment">#   <a href="https://wiki.osdev.org/index.php?title=8259_PIC&oldid=24650#Protected_Mode">https://wiki.osdev.org/index.php?title=8259_PIC&amp;oldid=24650#Protected_Mode</a></span>
+<span id="L263" class="LineNr"> 263 </span>  <span class="subxComment">#   <a href="https://wiki.osdev.org/index.php?title=8259_PIC&amp;oldid=24650#Protected_Mode">https://wiki.osdev.org/index.php?title=8259_PIC&amp;oldid=24650#Protected_Mode</a></span>
 <span id="L264" class="LineNr"> 264 </span>  <span class="subxComment">#</span>
 <span id="L265" class="LineNr"> 265 </span>  <span class="subxComment"># Interrupt 1 (keyboard) conflicts with debugger faults. We don't use a</span>
 <span id="L266" class="LineNr"> 266 </span>  <span class="subxComment"># debugger.</span>
@@ -381,7 +381,7 @@ if ('onhashchange' in window) {
 <span id="L326" class="LineNr"> 326 </span>  b0 20  <span class="subxComment"># al &lt;- 0x20</span>
 <span id="L327" class="LineNr"> 327 </span>  e6 20  <span class="subxComment"># port 0x20 &lt;- al</span>
 <span id="L328" class="LineNr"> 328 </span>  31 c0  <span class="subxComment"># eax &lt;- xor eax;  11/direct 000/r32/eax 000/rm32/eax</span>
-<span id="L329" class="LineNr"> 329 </span>  <span class="subxComment"># check output buffer of 8042 keyboard controller (<a href="https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html">https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html</a>)</span>
+<span id="L329" class="LineNr"> 329 </span>  <span class="subxComment"># check output buffer of 8042 keyboard controller (<a href="https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)">https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)</a></span>
 <span id="L330" class="LineNr"> 330 </span>  e4 64  <span class="subxComment"># al &lt;- port 0x64</span>
 <span id="L331" class="LineNr"> 331 </span>  a8 01  <span class="subxComment"># set zf if bit 0 (least significant) is not set</span>
 <span id="L332" class="LineNr"> 332 </span>  74 89  <span class="subxComment"># jump to epilogue if 0 bit is not set [label]</span>
diff --git a/html/baremetal/shell/eval.mu.html b/html/baremetal/shell/eval.mu.html
new file mode 100644
index 00000000..36b8d3f9
--- /dev/null
+++ b/html/baremetal/shell/eval.mu.html
@@ -0,0 +1,1011 @@
+<!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 - baremetal/shell/eval.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
+<meta name="colorscheme" content="minimal-light">
+<style type="text/css">
+<!--
+pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.PreProc { color: #c000c0; }
+.LineNr { }
+.CommentedCode { color: #8a8a8a; }
+.Constant { color: #008787; }
+.SpecialChar { color: #d70000; }
+.Delimiter { color: #c000c0; }
+.muFunction { color: #af5f00; text-decoration: underline; }
+.muTest { color: #5f8700; }
+.muComment { color: #005faf; }
+-->
+</style>
+
+<script type='text/javascript'>
+<!--
+
+/* function to open any folds containing a jumped-to line before jumping to it */
+function JumpToLine()
+{
+  var lineNum;
+  lineNum = window.location.hash;
+  lineNum = lineNum.substr(1); /* strip off '#' */
+
+  if (lineNum.indexOf('L') == -1) {
+    lineNum = 'L'+lineNum;
+  }
+  var lineElem = document.getElementById(lineNum);
+  /* Always jump to new location even if the line was hidden inside a fold, or
+   * we corrected the raw number to a line ID.
+   */
+  if (lineElem) {
+    lineElem.scrollIntoView(true);
+  }
+  return true;
+}
+if ('onhashchange' in window) {
+  window.onhashchange = JumpToLine;
+}
+
+-->
+</script>
+</head>
+<body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/eval.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/eval.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="muComment"># evaluator (and parser) for the Mu shell language</span>
+<span id="L2" class="LineNr">  2 </span><span class="muComment"># inputs:</span>
+<span id="L3" class="LineNr">  3 </span><span class="muComment">#   a list of lines, each a list of words, each an editable gap-buffer</span>
+<span id="L4" class="LineNr">  4 </span><span class="muComment">#   end: a word to stop at</span>
+<span id="L5" class="LineNr">  5 </span><span class="muComment"># output:</span>
+<span id="L6" class="LineNr">  6 </span><span class="muComment">#   a stack of values to render that summarizes the result of evaluation until 'end'</span>
+<span id="L7" class="LineNr">  7 </span>
+<span id="L8" class="LineNr">  8 </span><span class="muComment"># Key features of the language:</span>
+<span id="L9" class="LineNr">  9 </span><span class="muComment">#   words matching '=___' create bindings</span>
+<span id="L10" class="LineNr"> 10 </span><span class="muComment">#   line boundaries clear the stack (but not bindings)</span>
+<span id="L11" class="LineNr"> 11 </span><span class="muComment">#   { and } for grouping words</span>
+<span id="L12" class="LineNr"> 12 </span><span class="muComment">#   break and loop for control flow within groups</span>
+<span id="L13" class="LineNr"> 13 </span><span class="muComment">#   -&gt; for conditionally skipping the next word or group</span>
+<span id="L14" class="LineNr"> 14 </span>
+<span id="L15" class="LineNr"> 15 </span><span class="muComment"># Example: Pushing numbers from 1 to n on the stack</span>
+<span id="L16" class="LineNr"> 16 </span><span class="muComment">#</span>
+<span id="L17" class="LineNr"> 17 </span><span class="muComment">#   3 =n</span>
+<span id="L18" class="LineNr"> 18 </span><span class="muComment">#   { n 1 &lt;     -&gt; break n n 1- =n loop }</span>
+<span id="L19" class="LineNr"> 19 </span><span class="muComment">#</span>
+<span id="L20" class="LineNr"> 20 </span><span class="muComment"># Stack as we evaluate each word in the second line:</span>
+<span id="L21" class="LineNr"> 21 </span><span class="muComment">#     3 1 false          3 3 2  3   1</span>
+<span id="L22" class="LineNr"> 22 </span><span class="muComment">#       3                  3 3      2</span>
+<span id="L23" class="LineNr"> 23 </span><span class="muComment">#                                   3</span>
+<span id="L24" class="LineNr"> 24 </span>
+<span id="L25" class="LineNr"> 25 </span><span class="muComment"># Rules beyond simple postfix:</span>
+<span id="L26" class="LineNr"> 26 </span><span class="muComment">#   If the final word is `-&gt;`, clear stack</span>
+<span id="L27" class="LineNr"> 27 </span><span class="muComment">#   If the final word is `break`, pop top of stack</span>
+<span id="L28" class="LineNr"> 28 </span><span class="muComment">#</span>
+<span id="L29" class="LineNr"> 29 </span><span class="muComment">#   `{` and `}` don't affect evaluation</span>
+<span id="L30" class="LineNr"> 30 </span><span class="muComment">#   If the final word is `{` or `}`, clear stack (to suppress rendering it)</span>
+<span id="L31" class="LineNr"> 31 </span><span class="muComment">#</span>
+<span id="L32" class="LineNr"> 32 </span><span class="muComment">#   If `-&gt;` in middle and top of stack is falsy, skip next word or group</span>
+<span id="L33" class="LineNr"> 33 </span><span class="muComment">#</span>
+<span id="L34" class="LineNr"> 34 </span><span class="muComment">#   If `break` in middle executes, skip to next containing `}`</span>
+<span id="L35" class="LineNr"> 35 </span><span class="muComment">#     If no containing `}`, clear stack (incomplete)</span>
+<span id="L36" class="LineNr"> 36 </span><span class="muComment">#</span>
+<span id="L37" class="LineNr"> 37 </span><span class="muComment">#   If `loop` in middle executes, skip to previous containing `{`</span>
+<span id="L38" class="LineNr"> 38 </span><span class="muComment">#     If no containing `}`, clear stack (error)</span>
+<span id="L39" class="LineNr"> 39 </span>
+<span id="L40" class="LineNr"> 40 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/eval.mu.html#L40'>evaluate</a></span> _in: (addr <a href='shell/line.mu.html#L1'>line</a>), end: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="Delimiter">{</span>
+<span id="L41" class="LineNr"> 41 </span>  <a href='shell/value-stack.mu.html#L17'>clear-value-stack</a> out
+<span id="L42" class="LineNr"> 42 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">eax</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _in
+<span id="L43" class="LineNr"> 43 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, data
+<span id="L44" class="LineNr"> 44 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L45" class="LineNr"> 45 </span>  <a href='shell/eval.mu.html#L48'>evaluate-sub</a> curr, end, out, <span class="Constant">1</span>/top-level
+<span id="L46" class="LineNr"> 46 </span><span class="Delimiter">}</span>
+<span id="L47" class="LineNr"> 47 </span>
+<span id="L48" class="LineNr"> 48 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/eval.mu.html#L48'>evaluate-sub</a></span> _curr: (addr <a href='shell/word.mu.html#L1'>word</a>), end: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), top-level?: boolean <span class="Delimiter">{</span>
+<span id="L49" class="LineNr"> 49 </span>  <span class="PreProc">var</span> curr/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L50" class="LineNr"> 50 </span>  <span class="PreProc">var</span> curr-stream-storage: (stream byte <span class="Constant">0x10</span>)
+<span id="L51" class="LineNr"> 51 </span>  <span class="PreProc">var</span> curr-stream/<span class="Constant">edi</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address curr-stream-storage
+<span id="L52" class="LineNr"> 52 </span>  $evaluate-sub:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L53" class="LineNr"> 53 </span>    <span class="muComment"># safety net (should never hit)</span>
+<span id="L54" class="LineNr"> 54 </span>    compare curr, <span class="Constant">0</span>
+<span id="L55" class="LineNr"> 55 </span>    <span class="PreProc">break-if-=</span>
+<span id="L56" class="LineNr"> 56 </span>    <span class="muComment"># pull next word in for parsing</span>
+<span id="L57" class="LineNr"> 57 </span>    <a href='shell/word.mu.html#L613'>emit-word</a> curr, curr-stream
+<span id="L58" class="LineNr"> 58 </span><span class="CommentedCode">#?     {</span>
+<span id="L59" class="LineNr"> 59 </span><span class="CommentedCode">#?       clear-screen 0/screen</span>
+<span id="L60" class="LineNr"> 60 </span><span class="CommentedCode">#?       dump-stack out</span>
+<span id="L61" class="LineNr"> 61 </span><span class="CommentedCode">#?       var foo/eax: int &lt;- render-word 0/screen, curr, 0/x, 0/y, 0/no-cursor</span>
+<span id="L62" class="LineNr"> 62 </span><span class="CommentedCode">#?       {</span>
+<span id="L63" class="LineNr"> 63 </span><span class="CommentedCode">#?         var key/eax: byte &lt;- read-key 0/keyboard</span>
+<span id="L64" class="LineNr"> 64 </span><span class="CommentedCode">#?         compare key, 0</span>
+<span id="L65" class="LineNr"> 65 </span><span class="CommentedCode">#?         loop-if-=</span>
+<span id="L66" class="LineNr"> 66 </span><span class="CommentedCode">#?       }</span>
+<span id="L67" class="LineNr"> 67 </span><span class="CommentedCode">#?     }</span>
+<span id="L68" class="LineNr"> 68 </span>    $evaluate-sub:process-word: <span class="Delimiter">{</span>
+<span id="L69" class="LineNr"> 69 </span>      <span class="muComment">### if curr-stream is an operator, perform it</span>
+<span id="L70" class="LineNr"> 70 </span>      <span class="Delimiter">{</span>
+<span id="L71" class="LineNr"> 71 </span>        <span class="PreProc">var</span> is-add?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;+&quot;</span>
+<span id="L72" class="LineNr"> 72 </span>        compare is-add?, <span class="Constant">0</span>/false
+<span id="L73" class="LineNr"> 73 </span>        <span class="PreProc">break-if-=</span>
+<span id="L74" class="LineNr"> 74 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L75" class="LineNr"> 75 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L76" class="LineNr"> 76 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L77" class="LineNr"> 77 </span>        a <span class="SpecialChar">&lt;-</span> add b
+<span id="L78" class="LineNr"> 78 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, a
+<span id="L79" class="LineNr"> 79 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L80" class="LineNr"> 80 </span>      <span class="Delimiter">}</span>
+<span id="L81" class="LineNr"> 81 </span>      <span class="Delimiter">{</span>
+<span id="L82" class="LineNr"> 82 </span>        <span class="PreProc">var</span> is-sub?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;-&quot;</span>
+<span id="L83" class="LineNr"> 83 </span>        compare is-sub?, <span class="Constant">0</span>/false
+<span id="L84" class="LineNr"> 84 </span>        <span class="PreProc">break-if-=</span>
+<span id="L85" class="LineNr"> 85 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L86" class="LineNr"> 86 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L87" class="LineNr"> 87 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L88" class="LineNr"> 88 </span>        a <span class="SpecialChar">&lt;-</span> subtract b
+<span id="L89" class="LineNr"> 89 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, a
+<span id="L90" class="LineNr"> 90 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L91" class="LineNr"> 91 </span>      <span class="Delimiter">}</span>
+<span id="L92" class="LineNr"> 92 </span>      <span class="Delimiter">{</span>
+<span id="L93" class="LineNr"> 93 </span>        <span class="PreProc">var</span> is-mul?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;*&quot;</span>
+<span id="L94" class="LineNr"> 94 </span>        compare is-mul?, <span class="Constant">0</span>/false
+<span id="L95" class="LineNr"> 95 </span>        <span class="PreProc">break-if-=</span>
+<span id="L96" class="LineNr"> 96 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L97" class="LineNr"> 97 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L98" class="LineNr"> 98 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L99" class="LineNr"> 99 </span>        a <span class="SpecialChar">&lt;-</span> multiply b
+<span id="L100" class="LineNr">100 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, a
+<span id="L101" class="LineNr">101 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L102" class="LineNr">102 </span>      <span class="Delimiter">}</span>
+<span id="L103" class="LineNr">103 </span>      <span class="Delimiter">{</span>
+<span id="L104" class="LineNr">104 </span>        <span class="PreProc">var</span> is-div?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;/&quot;</span>
+<span id="L105" class="LineNr">105 </span>        compare is-div?, <span class="Constant">0</span>/false
+<span id="L106" class="LineNr">106 </span>        <span class="PreProc">break-if-=</span>
+<span id="L107" class="LineNr">107 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L108" class="LineNr">108 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L109" class="LineNr">109 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L110" class="LineNr">110 </span>        a <span class="SpecialChar">&lt;-</span> divide b
+<span id="L111" class="LineNr">111 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, a
+<span id="L112" class="LineNr">112 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L113" class="LineNr">113 </span>      <span class="Delimiter">}</span>
+<span id="L114" class="LineNr">114 </span>      <span class="Delimiter">{</span>
+<span id="L115" class="LineNr">115 </span>        <span class="PreProc">var</span> is-sqrt?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;sqrt&quot;</span>
+<span id="L116" class="LineNr">116 </span>        compare is-sqrt?, <span class="Constant">0</span>/false
+<span id="L117" class="LineNr">117 </span>        <span class="PreProc">break-if-=</span>
+<span id="L118" class="LineNr">118 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L119" class="LineNr">119 </span>        a <span class="SpecialChar">&lt;-</span> square-root a
+<span id="L120" class="LineNr">120 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, a
+<span id="L121" class="LineNr">121 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L122" class="LineNr">122 </span>      <span class="Delimiter">}</span>
+<span id="L123" class="LineNr">123 </span>      <span class="Delimiter">{</span>
+<span id="L124" class="LineNr">124 </span>        <span class="PreProc">var</span> is-lesser?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;&lt;&quot;</span>
+<span id="L125" class="LineNr">125 </span>        compare is-lesser?, <span class="Constant">0</span>/false
+<span id="L126" class="LineNr">126 </span>        <span class="PreProc">break-if-=</span>
+<span id="L127" class="LineNr">127 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L128" class="LineNr">128 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L129" class="LineNr">129 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L130" class="LineNr">130 </span>        compare a, b
+<span id="L131" class="LineNr">131 </span>        <span class="Delimiter">{</span>
+<span id="L132" class="LineNr">132 </span>          <span class="PreProc">break-if-float&lt;</span>
+<span id="L133" class="LineNr">133 </span>          <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">0</span>/false
+<span id="L134" class="LineNr">134 </span>          <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L135" class="LineNr">135 </span>        <span class="Delimiter">}</span>
+<span id="L136" class="LineNr">136 </span>        <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">1</span>/true
+<span id="L137" class="LineNr">137 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L138" class="LineNr">138 </span>      <span class="Delimiter">}</span>
+<span id="L139" class="LineNr">139 </span>      <span class="Delimiter">{</span>
+<span id="L140" class="LineNr">140 </span>        <span class="PreProc">var</span> is-greater?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;&gt;&quot;</span>
+<span id="L141" class="LineNr">141 </span>        compare is-greater?, <span class="Constant">0</span>/false
+<span id="L142" class="LineNr">142 </span>        <span class="PreProc">break-if-=</span>
+<span id="L143" class="LineNr">143 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L144" class="LineNr">144 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L145" class="LineNr">145 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L146" class="LineNr">146 </span>        compare a, b
+<span id="L147" class="LineNr">147 </span>        <span class="Delimiter">{</span>
+<span id="L148" class="LineNr">148 </span>          <span class="PreProc">break-if-float&gt;</span>
+<span id="L149" class="LineNr">149 </span>          <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">0</span>/false
+<span id="L150" class="LineNr">150 </span>          <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L151" class="LineNr">151 </span>        <span class="Delimiter">}</span>
+<span id="L152" class="LineNr">152 </span>        <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">1</span>/true
+<span id="L153" class="LineNr">153 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L154" class="LineNr">154 </span>      <span class="Delimiter">}</span>
+<span id="L155" class="LineNr">155 </span>      <span class="Delimiter">{</span>
+<span id="L156" class="LineNr">156 </span>        <span class="PreProc">var</span> is-equal?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;==&quot;</span>  <span class="muComment"># TODO support non-numbers</span>
+<span id="L157" class="LineNr">157 </span>        compare is-equal?, <span class="Constant">0</span>/false
+<span id="L158" class="LineNr">158 </span>        <span class="PreProc">break-if-=</span>
+<span id="L159" class="LineNr">159 </span>        <span class="PreProc">var</span> _b/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L160" class="LineNr">160 </span>        <span class="PreProc">var</span> b/<span class="Constant">xmm1</span>: float <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L161" class="LineNr">161 </span>        <span class="PreProc">var</span> a/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L162" class="LineNr">162 </span>        compare a, b
+<span id="L163" class="LineNr">163 </span>        <span class="Delimiter">{</span>
+<span id="L164" class="LineNr">164 </span>          <span class="PreProc">break-if-=</span>
+<span id="L165" class="LineNr">165 </span>          <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">0</span>/false
+<span id="L166" class="LineNr">166 </span>          <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L167" class="LineNr">167 </span>        <span class="Delimiter">}</span>
+<span id="L168" class="LineNr">168 </span>        <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> out, <span class="Constant">1</span>/true
+<span id="L169" class="LineNr">169 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L170" class="LineNr">170 </span>      <span class="Delimiter">}</span>
+<span id="L171" class="LineNr">171 </span>      <span class="muComment">## control flow</span>
+<span id="L172" class="LineNr">172 </span>      <span class="Delimiter">{</span>
+<span id="L173" class="LineNr">173 </span>        <span class="PreProc">var</span> is-conditional?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;-&gt;&quot;</span>
+<span id="L174" class="LineNr">174 </span>        compare is-conditional?, <span class="Constant">0</span>/false
+<span id="L175" class="LineNr">175 </span>        <span class="PreProc">break-if-=</span>
+<span id="L176" class="LineNr">176 </span>        <span class="PreProc">var</span> a/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> out
+<span id="L177" class="LineNr">177 </span>        compare a, <span class="Constant">0</span>/false
+<span id="L178" class="LineNr">178 </span>        <span class="Delimiter">{</span>
+<span id="L179" class="LineNr">179 </span>          <span class="PreProc">break-if-!=</span>
+<span id="L180" class="LineNr">180 </span>          <span class="muComment"># if a is false, skip one word</span>
+<span id="L181" class="LineNr">181 </span>          <span class="PreProc">var</span> <a href='127next-word.subx.html#L11'>next-word</a>: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L182" class="LineNr">182 </span>          <span class="PreProc">var</span> next-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address <a href='127next-word.subx.html#L11'>next-word</a>
+<span id="L183" class="LineNr">183 </span>          <a href='shell/eval.mu.html#L378'>skip-word</a> curr, end, next-word-ah
+<span id="L184" class="LineNr">184 </span>          <span class="PreProc">var</span> _curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-word-ah
+<span id="L185" class="LineNr">185 </span>          curr <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L186" class="LineNr">186 </span>        <span class="Delimiter">}</span>
+<span id="L187" class="LineNr">187 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L188" class="LineNr">188 </span>      <span class="Delimiter">}</span>
+<span id="L189" class="LineNr">189 </span>      <span class="Delimiter">{</span>
+<span id="L190" class="LineNr">190 </span>        <span class="PreProc">var</span> is-group-start?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;{&quot;</span>
+<span id="L191" class="LineNr">191 </span>        compare is-group-start?, <span class="Constant">0</span>/false
+<span id="L192" class="LineNr">192 </span>        <span class="PreProc">break-if-=</span>
+<span id="L193" class="LineNr">193 </span>        <span class="muComment"># if top-level? and this is the final word, clear the stack</span>
+<span id="L194" class="LineNr">194 </span>        compare top-level?, <span class="Constant">0</span>/false
+<span id="L195" class="LineNr">195 </span>        <span class="PreProc">break-if-=</span> $evaluate-sub:process-word
+<span id="L196" class="LineNr">196 </span>        compare curr, end
+<span id="L197" class="LineNr">197 </span>        <span class="PreProc">break-if-!=</span> $evaluate-sub:process-word
+<span id="L198" class="LineNr">198 </span>        <a href='shell/value-stack.mu.html#L17'>clear-value-stack</a> out
+<span id="L199" class="LineNr">199 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L200" class="LineNr">200 </span>      <span class="Delimiter">}</span>
+<span id="L201" class="LineNr">201 </span>      <span class="Delimiter">{</span>
+<span id="L202" class="LineNr">202 </span>        <span class="PreProc">var</span> is-group-end?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;}&quot;</span>
+<span id="L203" class="LineNr">203 </span>        compare is-group-end?, <span class="Constant">0</span>/false
+<span id="L204" class="LineNr">204 </span>        <span class="PreProc">break-if-=</span>
+<span id="L205" class="LineNr">205 </span>        <span class="muComment"># if top-level? and this is the final word, clear the stack</span>
+<span id="L206" class="LineNr">206 </span>        compare top-level?, <span class="Constant">0</span>/false
+<span id="L207" class="LineNr">207 </span>        <span class="PreProc">break-if-=</span> $evaluate-sub:process-word
+<span id="L208" class="LineNr">208 </span>        compare curr, end
+<span id="L209" class="LineNr">209 </span>        <span class="PreProc">break-if-!=</span> $evaluate-sub:process-word
+<span id="L210" class="LineNr">210 </span>        <a href='shell/value-stack.mu.html#L17'>clear-value-stack</a> out
+<span id="L211" class="LineNr">211 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L212" class="LineNr">212 </span>      <span class="Delimiter">}</span>
+<span id="L213" class="LineNr">213 </span>      <span class="Delimiter">{</span>
+<span id="L214" class="LineNr">214 </span>        <span class="PreProc">var</span> is-break?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;break&quot;</span>
+<span id="L215" class="LineNr">215 </span>        compare is-break?, <span class="Constant">0</span>/false
+<span id="L216" class="LineNr">216 </span>        <span class="PreProc">break-if-=</span>
+<span id="L217" class="LineNr">217 </span>        <span class="muComment"># scan ahead to containing '}'</span>
+<span id="L218" class="LineNr">218 </span>        <span class="PreProc">var</span> <a href='127next-word.subx.html#L11'>next-word</a>: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L219" class="LineNr">219 </span>        <span class="PreProc">var</span> next-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address <a href='127next-word.subx.html#L11'>next-word</a>
+<span id="L220" class="LineNr">220 </span>        <a href='shell/eval.mu.html#L411'>skip-rest-of-group</a> curr, end, next-word-ah
+<span id="L221" class="LineNr">221 </span>        <span class="PreProc">var</span> _curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-word-ah
+<span id="L222" class="LineNr">222 </span>        curr <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L223" class="LineNr">223 </span>        <span class="PreProc">loop</span> $evaluate-sub:<span class="PreProc">loop</span>
+<span id="L224" class="LineNr">224 </span>      <span class="Delimiter">}</span>
+<span id="L225" class="LineNr">225 </span>      <span class="Delimiter">{</span>
+<span id="L226" class="LineNr">226 </span>        <span class="PreProc">var</span> is-loop?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;loop&quot;</span>
+<span id="L227" class="LineNr">227 </span>        compare is-loop?, <span class="Constant">0</span>/false
+<span id="L228" class="LineNr">228 </span>        <span class="PreProc">break-if-=</span>
+<span id="L229" class="LineNr">229 </span>        <span class="muComment"># scan back to containing '{'</span>
+<span id="L230" class="LineNr">230 </span>        <span class="PreProc">var</span> open-word: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L231" class="LineNr">231 </span>        <span class="PreProc">var</span> open-word-ah/<span class="Constant">edx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address open-word
+<span id="L232" class="LineNr">232 </span>        <a href='shell/eval.mu.html#L439'>scan-to-start-of-group</a> curr, end, open-word-ah
+<span id="L233" class="LineNr">233 </span>        <span class="muComment"># scan ahead to the containing '}'; record that as next word to eval at</span>
+<span id="L234" class="LineNr">234 </span>        <span class="PreProc">var</span> close-word: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L235" class="LineNr">235 </span>        <span class="PreProc">var</span> close-word-ah/<span class="Constant">ebx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address close-word
+<span id="L236" class="LineNr">236 </span>        <a href='shell/eval.mu.html#L411'>skip-rest-of-group</a> curr, end, close-word-ah
+<span id="L237" class="LineNr">237 </span>        <span class="PreProc">var</span> _curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *close-word-ah
+<span id="L238" class="LineNr">238 </span>        curr <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L239" class="LineNr">239 </span>        <span class="muComment"># now eval until getting there</span>
+<span id="L240" class="LineNr">240 </span>        <span class="muComment"># TODO: can 'curr' be after 'end' at this point?</span>
+<span id="L241" class="LineNr">241 </span>        <span class="PreProc">var</span> open/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *open-word-ah
+<span id="L242" class="LineNr">242 </span>        <a href='shell/eval.mu.html#L48'>evaluate-sub</a> open, curr, out, <span class="Constant">0</span>/nested
+<span id="L243" class="LineNr">243 </span>        <span class="PreProc">loop</span> $evaluate-sub:<span class="PreProc">loop</span>
+<span id="L244" class="LineNr">244 </span>      <span class="Delimiter">}</span>
+<span id="L245" class="LineNr">245 </span>      <span class="muComment">## TEMPORARY HACKS; we're trying to avoid turning this into Forth</span>
+<span id="L246" class="LineNr">246 </span>      <span class="Delimiter">{</span>
+<span id="L247" class="LineNr">247 </span>        <span class="PreProc">var</span> is-dup?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;dup&quot;</span>
+<span id="L248" class="LineNr">248 </span>        compare is-dup?, <span class="Constant">0</span>/false
+<span id="L249" class="LineNr">249 </span>        <span class="PreProc">break-if-=</span>
+<span id="L250" class="LineNr">250 </span>        <span class="muComment"># read src-val from out</span>
+<span id="L251" class="LineNr">251 </span>        <span class="PreProc">var</span> out2/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy out
+<span id="L252" class="LineNr">252 </span>        <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get out2, top
+<span id="L253" class="LineNr">253 </span>        compare *top-addr, <span class="Constant">0</span>
+<span id="L254" class="LineNr">254 </span>        <span class="PreProc">break-if-&lt;=</span>
+<span id="L255" class="LineNr">255 </span>        <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get out2, data
+<span id="L256" class="LineNr">256 </span>        <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L257" class="LineNr">257 </span>        <span class="PreProc">var</span> top/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L258" class="LineNr">258 </span>        top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L259" class="LineNr">259 </span>        <span class="PreProc">var</span> offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L260" class="LineNr">260 </span>        <span class="PreProc">var</span> src-val/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, offset
+<span id="L261" class="LineNr">261 </span>        <span class="muComment"># push a copy of it</span>
+<span id="L262" class="LineNr">262 </span>        top <span class="SpecialChar">&lt;-</span> increment
+<span id="L263" class="LineNr">263 </span>        <span class="PreProc">var</span> offset/<span class="Constant">ebx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L264" class="LineNr">264 </span>        <span class="PreProc">var</span> target-val/<span class="Constant">ebx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, offset
+<span id="L265" class="LineNr">265 </span>        copy-object src-val, target-val
+<span id="L266" class="LineNr">266 </span>        <span class="muComment"># commit</span>
+<span id="L267" class="LineNr">267 </span>        <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get out2, top
+<span id="L268" class="LineNr">268 </span>        increment *top-addr
+<span id="L269" class="LineNr">269 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L270" class="LineNr">270 </span>      <span class="Delimiter">}</span>
+<span id="L271" class="LineNr">271 </span>      <span class="Delimiter">{</span>
+<span id="L272" class="LineNr">272 </span>        <span class="PreProc">var</span> is-swap?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> curr-stream, <span class="Constant">&quot;swap&quot;</span>
+<span id="L273" class="LineNr">273 </span>        compare is-swap?, <span class="Constant">0</span>/false
+<span id="L274" class="LineNr">274 </span>        <span class="PreProc">break-if-=</span>
+<span id="L275" class="LineNr">275 </span>        <span class="muComment"># read top-val from out</span>
+<span id="L276" class="LineNr">276 </span>        <span class="PreProc">var</span> out2/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy out
+<span id="L277" class="LineNr">277 </span>        <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get out2, top
+<span id="L278" class="LineNr">278 </span>        compare *top-addr, <span class="Constant">0</span>
+<span id="L279" class="LineNr">279 </span>        <span class="PreProc">break-if-&lt;=</span>
+<span id="L280" class="LineNr">280 </span>        <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get out2, data
+<span id="L281" class="LineNr">281 </span>        <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L282" class="LineNr">282 </span>        <span class="PreProc">var</span> top/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L283" class="LineNr">283 </span>        top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L284" class="LineNr">284 </span>        <span class="PreProc">var</span> offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L285" class="LineNr">285 </span>        <span class="PreProc">var</span> top-val/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, offset
+<span id="L286" class="LineNr">286 </span>        <span class="muComment"># read next val from out</span>
+<span id="L287" class="LineNr">287 </span>        top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L288" class="LineNr">288 </span>        <span class="PreProc">var</span> offset/<span class="Constant">ebx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L289" class="LineNr">289 </span>        <span class="PreProc">var</span> pen-top-val/<span class="Constant">ebx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, offset
+<span id="L290" class="LineNr">290 </span>        <span class="muComment"># swap</span>
+<span id="L291" class="LineNr">291 </span>        <span class="PreProc">var</span> tmp: <a href='shell/value.mu.html#L2'>value</a>
+<span id="L292" class="LineNr">292 </span>        <span class="PreProc">var</span> tmp-a/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> address tmp
+<span id="L293" class="LineNr">293 </span>        copy-object top-val, tmp-a
+<span id="L294" class="LineNr">294 </span>        copy-object pen-top-val, top-val
+<span id="L295" class="LineNr">295 </span>        copy-object tmp-a, pen-top-val
+<span id="L296" class="LineNr">296 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L297" class="LineNr">297 </span>      <span class="Delimiter">}</span>
+<span id="L298" class="LineNr">298 </span>      <span class="muComment">### if the word starts with a quote and ends with a quote, turn it into a string</span>
+<span id="L299" class="LineNr">299 </span>      <span class="Delimiter">{</span>
+<span id="L300" class="LineNr">300 </span>        <a href='106stream.subx.html#L59'>rewind-stream</a> curr-stream
+<span id="L301" class="LineNr">301 </span>        <span class="PreProc">var</span> start/<span class="Constant">eax</span>: byte <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L160'>stream-first</a> curr-stream
+<span id="L302" class="LineNr">302 </span>        compare start, <span class="Constant">0x22</span>/double-quote
+<span id="L303" class="LineNr">303 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L304" class="LineNr">304 </span>        <span class="PreProc">var</span> end/<span class="Constant">eax</span>: byte <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L187'>stream-final</a> curr-stream
+<span id="L305" class="LineNr">305 </span>        compare end, <span class="Constant">0x22</span>/double-quote
+<span id="L306" class="LineNr">306 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L307" class="LineNr">307 </span>        <span class="PreProc">var</span> h: (handle array byte)
+<span id="L308" class="LineNr">308 </span>        <span class="PreProc">var</span> s/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> address h
+<span id="L309" class="LineNr">309 </span>        <a href='310copy-bytes.subx.html#L120'>unquote-stream-to-array</a> curr-stream, s  <span class="muComment"># leak</span>
+<span id="L310" class="LineNr">310 </span>        <a href='shell/value-stack.mu.html#L55'>push-string-to-value-stack</a> out, *s
+<span id="L311" class="LineNr">311 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L312" class="LineNr">312 </span>      <span class="Delimiter">}</span>
+<span id="L313" class="LineNr">313 </span>      <span class="muComment">### if the word starts with a '[' and ends with a ']', turn it into an array</span>
+<span id="L314" class="LineNr">314 </span>      <span class="Delimiter">{</span>
+<span id="L315" class="LineNr">315 </span>        <a href='106stream.subx.html#L59'>rewind-stream</a> curr-stream
+<span id="L316" class="LineNr">316 </span>        <span class="PreProc">var</span> start/<span class="Constant">eax</span>: byte <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L160'>stream-first</a> curr-stream
+<span id="L317" class="LineNr">317 </span>        compare start, <span class="Constant">0x5b</span>/open-bracket
+<span id="L318" class="LineNr">318 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L319" class="LineNr">319 </span>        <span class="PreProc">var</span> end/<span class="Constant">eax</span>: byte <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L187'>stream-final</a> curr-stream
+<span id="L320" class="LineNr">320 </span>        compare end, <span class="Constant">0x5d</span>/close-bracket
+<span id="L321" class="LineNr">321 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L322" class="LineNr">322 </span>        <span class="muComment"># wastefully create a new input string to strip quotes</span>
+<span id="L323" class="LineNr">323 </span>        <span class="PreProc">var</span> h: (handle array <a href='shell/value.mu.html#L2'>value</a>)
+<span id="L324" class="LineNr">324 </span>        <span class="PreProc">var</span> input-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> address h
+<span id="L325" class="LineNr">325 </span>        <a href='310copy-bytes.subx.html#L120'>unquote-stream-to-array</a> curr-stream, input-ah  <span class="muComment"># leak</span>
+<span id="L326" class="LineNr">326 </span>        <span class="muComment"># wastefully parse input into int-array</span>
+<span id="L327" class="LineNr">327 </span>        <span class="muComment"># TODO: support parsing arrays of other types</span>
+<span id="L328" class="LineNr">328 </span>        <span class="PreProc">var</span> input/<span class="Constant">eax</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *input-ah
+<span id="L329" class="LineNr">329 </span>        <span class="PreProc">var</span> h2: (handle array int)
+<span id="L330" class="LineNr">330 </span>        <span class="PreProc">var</span> int-array-ah/<span class="Constant">esi</span>: (addr handle array int) <span class="SpecialChar">&lt;-</span> address h2
+<span id="L331" class="LineNr">331 </span>        <a href='311decimal-int.subx.html#L623'>parse-array-of-decimal-ints</a> input, int-array-ah  <span class="muComment"># leak</span>
+<span id="L332" class="LineNr">332 </span>        <span class="PreProc">var</span> _int-array/<span class="Constant">eax</span>: (addr array int) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *int-array-ah
+<span id="L333" class="LineNr">333 </span>        <span class="PreProc">var</span> int-array/<span class="Constant">esi</span>: (addr array int) <span class="SpecialChar">&lt;-</span> copy _int-array
+<span id="L334" class="LineNr">334 </span>        <span class="PreProc">var</span> len/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> length int-array
+<span id="L335" class="LineNr">335 </span>        <span class="muComment"># push value-array of same size as int-array</span>
+<span id="L336" class="LineNr">336 </span>        <span class="PreProc">var</span> h3: (handle array <a href='shell/value.mu.html#L2'>value</a>)
+<span id="L337" class="LineNr">337 </span>        <span class="PreProc">var</span> value-array-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> address h3
+<span id="L338" class="LineNr">338 </span>        populate value-array-ah, len
+<span id="L339" class="LineNr">339 </span>        <a href='shell/value-stack.mu.html#L70'>push-array-to-value-stack</a> out, *value-array-ah
+<span id="L340" class="LineNr">340 </span>        <span class="muComment"># copy int-array into value-array</span>
+<span id="L341" class="LineNr">341 </span>        <span class="PreProc">var</span> _value-array/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *value-array-ah
+<span id="L342" class="LineNr">342 </span>        <span class="PreProc">var</span> value-array/<span class="Constant">edi</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _value-array
+<span id="L343" class="LineNr">343 </span>        <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L344" class="LineNr">344 </span>        <span class="Delimiter">{</span>
+<span id="L345" class="LineNr">345 </span>          compare i, len
+<span id="L346" class="LineNr">346 </span>          <span class="PreProc">break-if-&gt;=</span>
+<span id="L347" class="LineNr">347 </span>          <span class="PreProc">var</span> src-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> index int-array, i
+<span id="L348" class="LineNr">348 </span>          <span class="PreProc">var</span> src/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *src-addr
+<span id="L349" class="LineNr">349 </span>          <span class="PreProc">var</span> src-f/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> convert src
+<span id="L350" class="LineNr">350 </span>          <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset value-array, i
+<span id="L351" class="LineNr">351 </span>          <span class="PreProc">var</span> dest-val/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index value-array, dest-offset
+<span id="L352" class="LineNr">352 </span>          <span class="PreProc">var</span> dest/<span class="Constant">edx</span>: (addr float) <span class="SpecialChar">&lt;-</span> get dest-val, number-data
+<span id="L353" class="LineNr">353 </span>          copy-to *dest, src-f
+<span id="L354" class="LineNr">354 </span>          i <span class="SpecialChar">&lt;-</span> increment
+<span id="L355" class="LineNr">355 </span>          <span class="PreProc">loop</span>
+<span id="L356" class="LineNr">356 </span>        <span class="Delimiter">}</span>
+<span id="L357" class="LineNr">357 </span>        <span class="PreProc">break</span> $evaluate-sub:process-word
+<span id="L358" class="LineNr">358 </span>      <span class="Delimiter">}</span>
+<span id="L359" class="LineNr">359 </span>      <span class="muComment">### otherwise assume it's a literal number and push it (can't parse floats yet)</span>
+<span id="L360" class="LineNr">360 </span>      <span class="Delimiter">{</span>
+<span id="L361" class="LineNr">361 </span>        <span class="PreProc">var</span> n/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='311decimal-int.subx.html#L48'>parse-decimal-int-from-stream</a> curr-stream
+<span id="L362" class="LineNr">362 </span>        <span class="PreProc">var</span> n-f/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> convert n
+<span id="L363" class="LineNr">363 </span>        <a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a> out, n-f
+<span id="L364" class="LineNr">364 </span>      <span class="Delimiter">}</span>
+<span id="L365" class="LineNr">365 </span>    <span class="Delimiter">}</span>
+<span id="L366" class="LineNr">366 </span>    <span class="muComment"># termination check</span>
+<span id="L367" class="LineNr">367 </span>    compare curr, end
+<span id="L368" class="LineNr">368 </span>    <span class="PreProc">break-if-=</span>
+<span id="L369" class="LineNr">369 </span>    <span class="muComment"># update</span>
+<span id="L370" class="LineNr">370 </span>    <span class="PreProc">var</span> next-word-ah/<span class="Constant">edx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L371" class="LineNr">371 </span>    <span class="PreProc">var</span> _curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-word-ah
+<span id="L372" class="LineNr">372 </span>    curr <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L373" class="LineNr">373 </span>    <span class="muComment">#</span>
+<span id="L374" class="LineNr">374 </span>    <span class="PreProc">loop</span>
+<span id="L375" class="LineNr">375 </span>  <span class="Delimiter">}</span>
+<span id="L376" class="LineNr">376 </span><span class="Delimiter">}</span>
+<span id="L377" class="LineNr">377 </span>
+<span id="L378" class="LineNr">378 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/eval.mu.html#L378'>skip-word</a></span> _curr: (addr <a href='shell/word.mu.html#L1'>word</a>), end: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L379" class="LineNr">379 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L380" class="LineNr">380 </span>  <span class="PreProc">var</span> bracket-count/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L381" class="LineNr">381 </span>  <span class="PreProc">var</span> result-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L382" class="LineNr">382 </span>  <span class="Delimiter">{</span>
+<span id="L383" class="LineNr">383 </span>    <span class="PreProc">var</span> result-val/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *result-ah
+<span id="L384" class="LineNr">384 </span>    compare result-val, end
+<span id="L385" class="LineNr">385 </span>    <span class="PreProc">break-if-=</span>
+<span id="L386" class="LineNr">386 </span>    <span class="Delimiter">{</span>
+<span id="L387" class="LineNr">387 </span>      <span class="PreProc">var</span> open?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;{&quot;</span>
+<span id="L388" class="LineNr">388 </span>      compare open?, <span class="Constant">0</span>/false
+<span id="L389" class="LineNr">389 </span>      <span class="PreProc">break-if-=</span>
+<span id="L390" class="LineNr">390 </span>      bracket-count <span class="SpecialChar">&lt;-</span> increment
+<span id="L391" class="LineNr">391 </span>    <span class="Delimiter">}</span>
+<span id="L392" class="LineNr">392 </span>    <span class="Delimiter">{</span>
+<span id="L393" class="LineNr">393 </span>      <span class="PreProc">var</span> close?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;}&quot;</span>
+<span id="L394" class="LineNr">394 </span>      compare close?, <span class="Constant">0</span>/false
+<span id="L395" class="LineNr">395 </span>      <span class="PreProc">break-if-=</span>
+<span id="L396" class="LineNr">396 </span>      bracket-count <span class="SpecialChar">&lt;-</span> decrement
+<span id="L397" class="LineNr">397 </span>      compare bracket-count, <span class="Constant">0</span>
+<span id="L398" class="LineNr">398 </span>      <span class="Delimiter">{</span>
+<span id="L399" class="LineNr">399 </span>        <span class="PreProc">break-if-&gt;=</span>
+<span id="L400" class="LineNr">400 </span>        <a href='501draw-text.mu.html#L519'>abort</a> <span class="Constant">&quot;'-&gt;' cannot be final <a href='shell/word.mu.html#L1'>word</a> in a {} group&quot;</span>  <span class="muComment"># TODO: error-handling</span>
+<span id="L401" class="LineNr">401 </span>      <span class="Delimiter">}</span>
+<span id="L402" class="LineNr">402 </span>    <span class="Delimiter">}</span>
+<span id="L403" class="LineNr">403 </span>    compare bracket-count, <span class="Constant">0</span>
+<span id="L404" class="LineNr">404 </span>    <span class="PreProc">break-if-=</span>
+<span id="L405" class="LineNr">405 </span>    result-ah <span class="SpecialChar">&lt;-</span> get result-val, next
+<span id="L406" class="LineNr">406 </span>    <span class="PreProc">loop</span>
+<span id="L407" class="LineNr">407 </span>  <span class="Delimiter">}</span>
+<span id="L408" class="LineNr">408 </span>  copy-object result-ah, out
+<span id="L409" class="LineNr">409 </span><span class="Delimiter">}</span>
+<span id="L410" class="LineNr">410 </span>
+<span id="L411" class="LineNr">411 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/eval.mu.html#L411'>skip-rest-of-group</a></span> _curr: (addr <a href='shell/word.mu.html#L1'>word</a>), end: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L412" class="LineNr">412 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L413" class="LineNr">413 </span>  <span class="PreProc">var</span> bracket-count/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L414" class="LineNr">414 </span>  <span class="PreProc">var</span> result-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L415" class="LineNr">415 </span>  $skip-rest-of-group:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L416" class="LineNr">416 </span>    <span class="PreProc">var</span> result-val/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *result-ah
+<span id="L417" class="LineNr">417 </span>    compare result-val, end
+<span id="L418" class="LineNr">418 </span>    <span class="PreProc">break-if-=</span>
+<span id="L419" class="LineNr">419 </span>    <span class="Delimiter">{</span>
+<span id="L420" class="LineNr">420 </span>      <span class="PreProc">var</span> open?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;{&quot;</span>
+<span id="L421" class="LineNr">421 </span>      compare open?, <span class="Constant">0</span>/false
+<span id="L422" class="LineNr">422 </span>      <span class="PreProc">break-if-=</span>
+<span id="L423" class="LineNr">423 </span>      bracket-count <span class="SpecialChar">&lt;-</span> increment
+<span id="L424" class="LineNr">424 </span>    <span class="Delimiter">}</span>
+<span id="L425" class="LineNr">425 </span>    <span class="Delimiter">{</span>
+<span id="L426" class="LineNr">426 </span>      <span class="PreProc">var</span> close?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;}&quot;</span>
+<span id="L427" class="LineNr">427 </span>      compare close?, <span class="Constant">0</span>/false
+<span id="L428" class="LineNr">428 </span>      <span class="PreProc">break-if-=</span>
+<span id="L429" class="LineNr">429 </span>      compare bracket-count, <span class="Constant">0</span>
+<span id="L430" class="LineNr">430 </span>      <span class="PreProc">break-if-=</span> $skip-rest-of-group:<span class="PreProc">loop</span>
+<span id="L431" class="LineNr">431 </span>      bracket-count <span class="SpecialChar">&lt;-</span> decrement
+<span id="L432" class="LineNr">432 </span>    <span class="Delimiter">}</span>
+<span id="L433" class="LineNr">433 </span>    result-ah <span class="SpecialChar">&lt;-</span> get result-val, next
+<span id="L434" class="LineNr">434 </span>    <span class="PreProc">loop</span>
+<span id="L435" class="LineNr">435 </span>  <span class="Delimiter">}</span>
+<span id="L436" class="LineNr">436 </span>  copy-object result-ah, out
+<span id="L437" class="LineNr">437 </span><span class="Delimiter">}</span>
+<span id="L438" class="LineNr">438 </span>
+<span id="L439" class="LineNr">439 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/eval.mu.html#L439'>scan-to-start-of-group</a></span> _curr: (addr <a href='shell/word.mu.html#L1'>word</a>), end: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L440" class="LineNr">440 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _curr
+<span id="L441" class="LineNr">441 </span>  <span class="PreProc">var</span> bracket-count/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L442" class="LineNr">442 </span>  <span class="PreProc">var</span> result-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr, prev
+<span id="L443" class="LineNr">443 </span>  $scan-to-start-of-group:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L444" class="LineNr">444 </span>    <span class="PreProc">var</span> result-val/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *result-ah
+<span id="L445" class="LineNr">445 </span>    compare result-val, end
+<span id="L446" class="LineNr">446 </span>    <span class="PreProc">break-if-=</span>
+<span id="L447" class="LineNr">447 </span>    <span class="Delimiter">{</span>
+<span id="L448" class="LineNr">448 </span>      <span class="PreProc">var</span> open?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;{&quot;</span>
+<span id="L449" class="LineNr">449 </span>      compare open?, <span class="Constant">0</span>/false
+<span id="L450" class="LineNr">450 </span>      <span class="PreProc">break-if-=</span>
+<span id="L451" class="LineNr">451 </span>      compare bracket-count, <span class="Constant">0</span>
+<span id="L452" class="LineNr">452 </span>      <span class="PreProc">break-if-=</span> $scan-to-start-of-group:<span class="PreProc">loop</span>
+<span id="L453" class="LineNr">453 </span>      bracket-count <span class="SpecialChar">&lt;-</span> increment
+<span id="L454" class="LineNr">454 </span>    <span class="Delimiter">}</span>
+<span id="L455" class="LineNr">455 </span>    <span class="Delimiter">{</span>
+<span id="L456" class="LineNr">456 </span>      <span class="PreProc">var</span> close?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L102'>word-equal?</a> result-val, <span class="Constant">&quot;}&quot;</span>
+<span id="L457" class="LineNr">457 </span>      compare close?, <span class="Constant">0</span>/false
+<span id="L458" class="LineNr">458 </span>      <span class="PreProc">break-if-=</span>
+<span id="L459" class="LineNr">459 </span>      bracket-count <span class="SpecialChar">&lt;-</span> decrement
+<span id="L460" class="LineNr">460 </span>    <span class="Delimiter">}</span>
+<span id="L461" class="LineNr">461 </span>    result-ah <span class="SpecialChar">&lt;-</span> get result-val, prev
+<span id="L462" class="LineNr">462 </span>    <span class="PreProc">loop</span>
+<span id="L463" class="LineNr">463 </span>  <span class="Delimiter">}</span>
+<span id="L464" class="LineNr">464 </span>  copy-object result-ah, out
+<span id="L465" class="LineNr">465 </span><span class="Delimiter">}</span>
+<span id="L466" class="LineNr">466 </span>
+<span id="L467" class="LineNr">467 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L467'>test-eval-arithmetic</a></span> <span class="Delimiter">{</span>
+<span id="L468" class="LineNr">468 </span>  <span class="muComment"># in</span>
+<span id="L469" class="LineNr">469 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L470" class="LineNr">470 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L471" class="LineNr">471 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 1 +&quot;</span>, in
+<span id="L472" class="LineNr">472 </span>  <span class="muComment"># end</span>
+<span id="L473" class="LineNr">473 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L474" class="LineNr">474 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L475" class="LineNr">475 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L476" class="LineNr">476 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L477" class="LineNr">477 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L478" class="LineNr">478 </span>  <span class="muComment"># out</span>
+<span id="L479" class="LineNr">479 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L480" class="LineNr">480 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L481" class="LineNr">481 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L482" class="LineNr">482 </span>  <span class="muComment">#</span>
+<span id="L483" class="LineNr">483 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L484" class="LineNr">484 </span>  <span class="muComment">#</span>
+<span id="L485" class="LineNr">485 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L486" class="LineNr">486 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L467'>test-eval-arithmetic</a> stack size&quot;</span>
+<span id="L487" class="LineNr">487 </span>  <span class="PreProc">var</span> n/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L488" class="LineNr">488 </span>  <span class="PreProc">var</span> n2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert n
+<span id="L489" class="LineNr">489 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> n2, <span class="Constant">2</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L467'>test-eval-arithmetic</a> result&quot;</span>
+<span id="L490" class="LineNr">490 </span><span class="Delimiter">}</span>
+<span id="L491" class="LineNr">491 </span>
+<span id="L492" class="LineNr">492 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L492'>test-eval-string</a></span> <span class="Delimiter">{</span>
+<span id="L493" class="LineNr">493 </span>  <span class="muComment"># in</span>
+<span id="L494" class="LineNr">494 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L495" class="LineNr">495 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L496" class="LineNr">496 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;\&quot;</span>abc\<span class="Constant">&quot;&quot;</span>, in  <span class="muComment"># TODO support spaces within strings</span>
+<span id="L497" class="LineNr">497 </span>  <span class="muComment"># end</span>
+<span id="L498" class="LineNr">498 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L499" class="LineNr">499 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L500" class="LineNr">500 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L501" class="LineNr">501 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L502" class="LineNr">502 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L503" class="LineNr">503 </span>  <span class="muComment"># out</span>
+<span id="L504" class="LineNr">504 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L505" class="LineNr">505 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L506" class="LineNr">506 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L507" class="LineNr">507 </span>  <span class="muComment">#</span>
+<span id="L508" class="LineNr">508 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L509" class="LineNr">509 </span>  <span class="muComment">#</span>
+<span id="L510" class="LineNr">510 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L511" class="LineNr">511 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L492'>test-eval-string</a> stack size&quot;</span>
+<span id="L512" class="LineNr">512 </span>  <span class="PreProc">var</span> out-data-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get out, data
+<span id="L513" class="LineNr">513 </span>  <span class="PreProc">var</span> out-data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *out-data-ah
+<span id="L514" class="LineNr">514 </span>  <span class="PreProc">var</span> v/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index out-data, <span class="Constant">0</span>
+<span id="L515" class="LineNr">515 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get v, <span class="PreProc">type</span>
+<span id="L516" class="LineNr">516 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> *<span class="PreProc">type</span>, <span class="Constant">1</span>/text, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L492'>test-eval-string</a> type&quot;</span>
+<span id="L517" class="LineNr">517 </span>  <span class="PreProc">var</span> text-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> get v, text-data
+<span id="L518" class="LineNr">518 </span>  <span class="PreProc">var</span> text/<span class="Constant">eax</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *text-ah
+<span id="L519" class="LineNr">519 </span>  <a href='105string-equal.subx.html#L213'>check-strings-equal</a> text, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L492'>test-eval-string</a> result&quot;</span>
+<span id="L520" class="LineNr">520 </span><span class="Delimiter">}</span>
+<span id="L521" class="LineNr">521 </span>
+<span id="L522" class="LineNr">522 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L522'>test-eval-compare-lesser</a></span> <span class="Delimiter">{</span>
+<span id="L523" class="LineNr">523 </span>  <span class="muComment"># in</span>
+<span id="L524" class="LineNr">524 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L525" class="LineNr">525 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L526" class="LineNr">526 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 &lt;&quot;</span>, in
+<span id="L527" class="LineNr">527 </span>  <span class="muComment"># end</span>
+<span id="L528" class="LineNr">528 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L529" class="LineNr">529 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L530" class="LineNr">530 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L531" class="LineNr">531 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L532" class="LineNr">532 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L533" class="LineNr">533 </span>  <span class="muComment"># out</span>
+<span id="L534" class="LineNr">534 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L535" class="LineNr">535 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L536" class="LineNr">536 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L537" class="LineNr">537 </span>  <span class="muComment">#</span>
+<span id="L538" class="LineNr">538 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L539" class="LineNr">539 </span>  <span class="muComment">#</span>
+<span id="L540" class="LineNr">540 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L541" class="LineNr">541 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L522'>test-eval-compare-lesser</a> stack size&quot;</span>
+<span id="L542" class="LineNr">542 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> out
+<span id="L543" class="LineNr">543 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L522'>test-eval-compare-lesser</a> result&quot;</span>
+<span id="L544" class="LineNr">544 </span><span class="Delimiter">}</span>
+<span id="L545" class="LineNr">545 </span>
+<span id="L546" class="LineNr">546 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L546'>test-eval-compare-greater</a></span> <span class="Delimiter">{</span>
+<span id="L547" class="LineNr">547 </span>  <span class="muComment"># in</span>
+<span id="L548" class="LineNr">548 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L549" class="LineNr">549 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L550" class="LineNr">550 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;2 1 &gt;&quot;</span>, in
+<span id="L551" class="LineNr">551 </span>  <span class="muComment"># end</span>
+<span id="L552" class="LineNr">552 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L553" class="LineNr">553 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L554" class="LineNr">554 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L555" class="LineNr">555 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L556" class="LineNr">556 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L557" class="LineNr">557 </span>  <span class="muComment"># out</span>
+<span id="L558" class="LineNr">558 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L559" class="LineNr">559 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L560" class="LineNr">560 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L561" class="LineNr">561 </span>  <span class="muComment">#</span>
+<span id="L562" class="LineNr">562 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L563" class="LineNr">563 </span>  <span class="muComment">#</span>
+<span id="L564" class="LineNr">564 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L565" class="LineNr">565 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L546'>test-eval-compare-greater</a> stack size&quot;</span>
+<span id="L566" class="LineNr">566 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> out
+<span id="L567" class="LineNr">567 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L546'>test-eval-compare-greater</a> result&quot;</span>
+<span id="L568" class="LineNr">568 </span><span class="Delimiter">}</span>
+<span id="L569" class="LineNr">569 </span>
+<span id="L570" class="LineNr">570 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L570'>test-eval-compare-equal-fails</a></span> <span class="Delimiter">{</span>
+<span id="L571" class="LineNr">571 </span>  <span class="muComment"># in</span>
+<span id="L572" class="LineNr">572 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L573" class="LineNr">573 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L574" class="LineNr">574 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 ==&quot;</span>, in
+<span id="L575" class="LineNr">575 </span>  <span class="muComment"># end</span>
+<span id="L576" class="LineNr">576 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L577" class="LineNr">577 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L578" class="LineNr">578 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L579" class="LineNr">579 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L580" class="LineNr">580 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L581" class="LineNr">581 </span>  <span class="muComment"># out</span>
+<span id="L582" class="LineNr">582 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L583" class="LineNr">583 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L584" class="LineNr">584 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L585" class="LineNr">585 </span>  <span class="muComment">#</span>
+<span id="L586" class="LineNr">586 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L587" class="LineNr">587 </span>  <span class="muComment">#</span>
+<span id="L588" class="LineNr">588 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L589" class="LineNr">589 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L570'>test-eval-compare-equal-fails</a> stack size&quot;</span>
+<span id="L590" class="LineNr">590 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> out
+<span id="L591" class="LineNr">591 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L570'>test-eval-compare-equal-fails</a> result&quot;</span>
+<span id="L592" class="LineNr">592 </span><span class="Delimiter">}</span>
+<span id="L593" class="LineNr">593 </span>
+<span id="L594" class="LineNr">594 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L594'>test-eval-compare-equal</a></span> <span class="Delimiter">{</span>
+<span id="L595" class="LineNr">595 </span>  <span class="muComment"># in</span>
+<span id="L596" class="LineNr">596 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L597" class="LineNr">597 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L598" class="LineNr">598 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;2 2 ==&quot;</span>, in
+<span id="L599" class="LineNr">599 </span>  <span class="muComment"># end</span>
+<span id="L600" class="LineNr">600 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L601" class="LineNr">601 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L602" class="LineNr">602 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L603" class="LineNr">603 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L604" class="LineNr">604 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L605" class="LineNr">605 </span>  <span class="muComment"># out</span>
+<span id="L606" class="LineNr">606 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L607" class="LineNr">607 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L608" class="LineNr">608 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L609" class="LineNr">609 </span>  <span class="muComment">#</span>
+<span id="L610" class="LineNr">610 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L611" class="LineNr">611 </span>  <span class="muComment">#</span>
+<span id="L612" class="LineNr">612 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L613" class="LineNr">613 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L594'>test-eval-compare-equal</a> stack size&quot;</span>
+<span id="L614" class="LineNr">614 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> out
+<span id="L615" class="LineNr">615 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L594'>test-eval-compare-equal</a> result&quot;</span>
+<span id="L616" class="LineNr">616 </span><span class="Delimiter">}</span>
+<span id="L617" class="LineNr">617 </span>
+<span id="L618" class="LineNr">618 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L618'>test-eval-conditional</a></span> <span class="Delimiter">{</span>
+<span id="L619" class="LineNr">619 </span>  <span class="muComment"># in</span>
+<span id="L620" class="LineNr">620 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L621" class="LineNr">621 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L622" class="LineNr">622 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 &lt; -&gt; 3&quot;</span>, in
+<span id="L623" class="LineNr">623 </span>  <span class="muComment"># end</span>
+<span id="L624" class="LineNr">624 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L625" class="LineNr">625 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L626" class="LineNr">626 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L627" class="LineNr">627 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L628" class="LineNr">628 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L629" class="LineNr">629 </span>  <span class="muComment"># out</span>
+<span id="L630" class="LineNr">630 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L631" class="LineNr">631 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L632" class="LineNr">632 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L633" class="LineNr">633 </span>  <span class="muComment">#</span>
+<span id="L634" class="LineNr">634 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L635" class="LineNr">635 </span>  <span class="muComment">#</span>
+<span id="L636" class="LineNr">636 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L637" class="LineNr">637 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L618'>test-eval-conditional</a> stack size&quot;</span>
+<span id="L638" class="LineNr">638 </span>  <span class="PreProc">var</span> n/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L639" class="LineNr">639 </span>  <span class="PreProc">var</span> n2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert n
+<span id="L640" class="LineNr">640 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> n2, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L618'>test-eval-conditional</a> result&quot;</span>
+<span id="L641" class="LineNr">641 </span><span class="Delimiter">}</span>
+<span id="L642" class="LineNr">642 </span>
+<span id="L643" class="LineNr">643 </span><span class="muComment"># if top of stack is false, `-&gt;` skips one word</span>
+<span id="L644" class="LineNr">644 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L644'>test-eval-conditional-skipped</a></span> <span class="Delimiter">{</span>
+<span id="L645" class="LineNr">645 </span>  <span class="muComment"># in</span>
+<span id="L646" class="LineNr">646 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L647" class="LineNr">647 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L648" class="LineNr">648 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 &gt; -&gt; 3&quot;</span>, in
+<span id="L649" class="LineNr">649 </span>  <span class="muComment"># end</span>
+<span id="L650" class="LineNr">650 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L651" class="LineNr">651 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L652" class="LineNr">652 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L653" class="LineNr">653 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L654" class="LineNr">654 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L655" class="LineNr">655 </span>  <span class="muComment"># out</span>
+<span id="L656" class="LineNr">656 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L657" class="LineNr">657 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L658" class="LineNr">658 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L659" class="LineNr">659 </span>  <span class="muComment">#</span>
+<span id="L660" class="LineNr">660 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L661" class="LineNr">661 </span>  <span class="muComment">#</span>
+<span id="L662" class="LineNr">662 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L663" class="LineNr">663 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">0</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L644'>test-eval-conditional-skipped</a> stack size&quot;</span>
+<span id="L664" class="LineNr">664 </span><span class="Delimiter">}</span>
+<span id="L665" class="LineNr">665 </span>
+<span id="L666" class="LineNr">666 </span><span class="muComment"># curlies have no effect in isolation</span>
+<span id="L667" class="LineNr">667 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L667'>test-eval-group</a></span> <span class="Delimiter">{</span>
+<span id="L668" class="LineNr">668 </span>  <span class="muComment"># in</span>
+<span id="L669" class="LineNr">669 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L670" class="LineNr">670 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L671" class="LineNr">671 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;{ 1 } 1 +&quot;</span>, in
+<span id="L672" class="LineNr">672 </span>  <span class="muComment"># end</span>
+<span id="L673" class="LineNr">673 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L674" class="LineNr">674 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L675" class="LineNr">675 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L676" class="LineNr">676 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L677" class="LineNr">677 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L678" class="LineNr">678 </span>  <span class="muComment"># out</span>
+<span id="L679" class="LineNr">679 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L680" class="LineNr">680 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L681" class="LineNr">681 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L682" class="LineNr">682 </span>  <span class="muComment">#</span>
+<span id="L683" class="LineNr">683 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L684" class="LineNr">684 </span>  <span class="muComment">#</span>
+<span id="L685" class="LineNr">685 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L686" class="LineNr">686 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L667'>test-eval-group</a> stack size&quot;</span>
+<span id="L687" class="LineNr">687 </span>  <span class="PreProc">var</span> n/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L688" class="LineNr">688 </span>  <span class="PreProc">var</span> n2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert n
+<span id="L689" class="LineNr">689 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> n2, <span class="Constant">2</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L667'>test-eval-group</a> result&quot;</span>
+<span id="L690" class="LineNr">690 </span><span class="Delimiter">}</span>
+<span id="L691" class="LineNr">691 </span>
+<span id="L692" class="LineNr">692 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L692'>test-eval-group-open-at-end</a></span> <span class="Delimiter">{</span>
+<span id="L693" class="LineNr">693 </span>  <span class="muComment"># in</span>
+<span id="L694" class="LineNr">694 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L695" class="LineNr">695 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L696" class="LineNr">696 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 1 + {&quot;</span>, in
+<span id="L697" class="LineNr">697 </span>  <span class="muComment"># end</span>
+<span id="L698" class="LineNr">698 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L699" class="LineNr">699 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L700" class="LineNr">700 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L701" class="LineNr">701 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L702" class="LineNr">702 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L703" class="LineNr">703 </span>  <span class="muComment"># out</span>
+<span id="L704" class="LineNr">704 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L705" class="LineNr">705 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L706" class="LineNr">706 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L707" class="LineNr">707 </span>  <span class="muComment">#</span>
+<span id="L708" class="LineNr">708 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L709" class="LineNr">709 </span>  <span class="muComment">#</span>
+<span id="L710" class="LineNr">710 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L711" class="LineNr">711 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">0</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L692'>test-eval-group-open-at-end</a> stack size&quot;</span>
+<span id="L712" class="LineNr">712 </span><span class="Delimiter">}</span>
+<span id="L713" class="LineNr">713 </span>
+<span id="L714" class="LineNr">714 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L714'>test-eval-group-close-at-end</a></span> <span class="Delimiter">{</span>
+<span id="L715" class="LineNr">715 </span>  <span class="muComment"># in</span>
+<span id="L716" class="LineNr">716 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L717" class="LineNr">717 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L718" class="LineNr">718 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;{ 1 1 + }&quot;</span>, in
+<span id="L719" class="LineNr">719 </span>  <span class="muComment"># end</span>
+<span id="L720" class="LineNr">720 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L721" class="LineNr">721 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L722" class="LineNr">722 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L723" class="LineNr">723 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L724" class="LineNr">724 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L725" class="LineNr">725 </span>  <span class="muComment"># out</span>
+<span id="L726" class="LineNr">726 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L727" class="LineNr">727 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L728" class="LineNr">728 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L729" class="LineNr">729 </span>  <span class="muComment">#</span>
+<span id="L730" class="LineNr">730 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L731" class="LineNr">731 </span>  <span class="muComment">#</span>
+<span id="L732" class="LineNr">732 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L733" class="LineNr">733 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">0</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L714'>test-eval-group-close-at-end</a> stack size&quot;</span>
+<span id="L734" class="LineNr">734 </span><span class="Delimiter">}</span>
+<span id="L735" class="LineNr">735 </span>
+<span id="L736" class="LineNr">736 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L736'>test-eval-conditional-skips-group</a></span> <span class="Delimiter">{</span>
+<span id="L737" class="LineNr">737 </span>  <span class="muComment"># in</span>
+<span id="L738" class="LineNr">738 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L739" class="LineNr">739 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L740" class="LineNr">740 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 &gt; -&gt; { 3 } 9&quot;</span>, in
+<span id="L741" class="LineNr">741 </span>  <span class="muComment"># end</span>
+<span id="L742" class="LineNr">742 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L743" class="LineNr">743 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L744" class="LineNr">744 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L745" class="LineNr">745 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L746" class="LineNr">746 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L747" class="LineNr">747 </span>  <span class="muComment"># out</span>
+<span id="L748" class="LineNr">748 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L749" class="LineNr">749 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L750" class="LineNr">750 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L751" class="LineNr">751 </span>  <span class="muComment">#</span>
+<span id="L752" class="LineNr">752 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L753" class="LineNr">753 </span>  <span class="muComment"># out contains just the final sentinel '9'</span>
+<span id="L754" class="LineNr">754 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L755" class="LineNr">755 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L736'>test-eval-conditional-skips-group</a> stack size&quot;</span>
+<span id="L756" class="LineNr">756 </span><span class="Delimiter">}</span>
+<span id="L757" class="LineNr">757 </span>
+<span id="L758" class="LineNr">758 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L758'>test-eval-conditional-skips-nested-group</a></span> <span class="Delimiter">{</span>
+<span id="L759" class="LineNr">759 </span>  <span class="muComment"># in</span>
+<span id="L760" class="LineNr">760 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L761" class="LineNr">761 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L762" class="LineNr">762 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 &gt; -&gt; { { 3 } 4 } 9&quot;</span>, in
+<span id="L763" class="LineNr">763 </span>  <span class="muComment"># end</span>
+<span id="L764" class="LineNr">764 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L765" class="LineNr">765 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L766" class="LineNr">766 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L767" class="LineNr">767 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L768" class="LineNr">768 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L769" class="LineNr">769 </span>  <span class="muComment"># out</span>
+<span id="L770" class="LineNr">770 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L771" class="LineNr">771 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L772" class="LineNr">772 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L773" class="LineNr">773 </span>  <span class="muComment">#</span>
+<span id="L774" class="LineNr">774 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L775" class="LineNr">775 </span>  <span class="muComment"># out contains just the final sentinel '9'</span>
+<span id="L776" class="LineNr">776 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L777" class="LineNr">777 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L758'>test-eval-conditional-skips-nested-group</a> stack size&quot;</span>
+<span id="L778" class="LineNr">778 </span><span class="Delimiter">}</span>
+<span id="L779" class="LineNr">779 </span>
+<span id="L780" class="LineNr">780 </span><span class="muComment"># TODO: test error-handling on:</span>
+<span id="L781" class="LineNr">781 </span><span class="muComment">#   1 2 &gt; -&gt; }</span>
+<span id="L782" class="LineNr">782 </span>
+<span id="L783" class="LineNr">783 </span><span class="muComment"># break skips to next containing `}`</span>
+<span id="L784" class="LineNr">784 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L784'>test-eval-break</a></span> <span class="Delimiter">{</span>
+<span id="L785" class="LineNr">785 </span>  <span class="muComment"># in</span>
+<span id="L786" class="LineNr">786 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L787" class="LineNr">787 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L788" class="LineNr">788 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;3 { 4 break 5 } +&quot;</span>, in
+<span id="L789" class="LineNr">789 </span>  <span class="muComment"># end</span>
+<span id="L790" class="LineNr">790 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L791" class="LineNr">791 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L792" class="LineNr">792 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L793" class="LineNr">793 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L794" class="LineNr">794 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L795" class="LineNr">795 </span>  <span class="muComment"># out</span>
+<span id="L796" class="LineNr">796 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L797" class="LineNr">797 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L798" class="LineNr">798 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L799" class="LineNr">799 </span>  <span class="muComment">#</span>
+<span id="L800" class="LineNr">800 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L801" class="LineNr">801 </span>  <span class="muComment"># result is 3+4, not 4+5</span>
+<span id="L802" class="LineNr">802 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L803" class="LineNr">803 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L784'>test-eval-break</a> stack size&quot;</span>
+<span id="L804" class="LineNr">804 </span>  <span class="PreProc">var</span> n/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L805" class="LineNr">805 </span>  <span class="PreProc">var</span> n2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert n
+<span id="L806" class="LineNr">806 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> n2, <span class="Constant">7</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L784'>test-eval-break</a> result&quot;</span>
+<span id="L807" class="LineNr">807 </span><span class="Delimiter">}</span>
+<span id="L808" class="LineNr">808 </span>
+<span id="L809" class="LineNr">809 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L809'>test-eval-break-nested</a></span> <span class="Delimiter">{</span>
+<span id="L810" class="LineNr">810 </span>  <span class="muComment"># in</span>
+<span id="L811" class="LineNr">811 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L812" class="LineNr">812 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L813" class="LineNr">813 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;3 { 4 break { 5 } 6 } +&quot;</span>, in
+<span id="L814" class="LineNr">814 </span>  <span class="muComment"># end</span>
+<span id="L815" class="LineNr">815 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L816" class="LineNr">816 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L817" class="LineNr">817 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L818" class="LineNr">818 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L819" class="LineNr">819 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L820" class="LineNr">820 </span>  <span class="muComment"># out</span>
+<span id="L821" class="LineNr">821 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L822" class="LineNr">822 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L823" class="LineNr">823 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L824" class="LineNr">824 </span>  <span class="muComment">#</span>
+<span id="L825" class="LineNr">825 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L826" class="LineNr">826 </span>  <span class="muComment"># result is 3+4, skipping remaining numbers</span>
+<span id="L827" class="LineNr">827 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L828" class="LineNr">828 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L809'>test-eval-break-nested</a> stack size&quot;</span>
+<span id="L829" class="LineNr">829 </span>  <span class="PreProc">var</span> n/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a> out
+<span id="L830" class="LineNr">830 </span>  <span class="PreProc">var</span> n2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert n
+<span id="L831" class="LineNr">831 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> n2, <span class="Constant">7</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L809'>test-eval-break-nested</a> result&quot;</span>
+<span id="L832" class="LineNr">832 </span><span class="Delimiter">}</span>
+<span id="L833" class="LineNr">833 </span>
+<span id="L834" class="LineNr">834 </span><span class="CommentedCode">#? 1 2 3 4 6 5 { &lt;       -&gt; break loop }</span>
+<span id="L835" class="LineNr">835 </span><span class="CommentedCode">#?  1 2 3 4 6 5   false            2</span>
+<span id="L836" class="LineNr">836 </span><span class="CommentedCode">#?    1 2 3 4 6   4                1</span>
+<span id="L837" class="LineNr">837 </span><span class="CommentedCode">#?      1 2 3 4   3</span>
+<span id="L838" class="LineNr">838 </span><span class="CommentedCode">#?        1 2 3   2</span>
+<span id="L839" class="LineNr">839 </span><span class="CommentedCode">#?          1 2   1</span>
+<span id="L840" class="LineNr">840 </span><span class="CommentedCode">#?            1</span>
+<span id="L841" class="LineNr">841 </span>
+<span id="L842" class="LineNr">842 </span><span class="CommentedCode">#? 1 2 3 4 { 3 ==     -&gt; return loop }</span>
+<span id="L843" class="LineNr">843 </span><span class="CommentedCode">#?  1 2 3 4   3 false            2      =&gt; 3</span>
+<span id="L844" class="LineNr">844 </span><span class="CommentedCode">#?    1 2 3   4 3                1</span>
+<span id="L845" class="LineNr">845 </span><span class="CommentedCode">#?      1 2   3 2</span>
+<span id="L846" class="LineNr">846 </span><span class="CommentedCode">#?        1   2 1</span>
+<span id="L847" class="LineNr">847 </span><span class="CommentedCode">#?            1</span>
+<span id="L848" class="LineNr">848 </span>
+<span id="L849" class="LineNr">849 </span><span class="muComment"># loop skips to previous containing `{` and continues evaluating until control</span>
+<span id="L850" class="LineNr">850 </span><span class="muComment"># leaves the group</span>
+<span id="L851" class="LineNr">851 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L851'>test-eval-loop</a></span> <span class="Delimiter">{</span>
+<span id="L852" class="LineNr">852 </span>  <span class="muComment"># in</span>
+<span id="L853" class="LineNr">853 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L854" class="LineNr">854 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L855" class="LineNr">855 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 4 3 { &lt; -&gt; break loop } 9&quot;</span>, in
+<span id="L856" class="LineNr">856 </span>  <span class="muComment"># end</span>
+<span id="L857" class="LineNr">857 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L858" class="LineNr">858 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L859" class="LineNr">859 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L860" class="LineNr">860 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L861" class="LineNr">861 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L862" class="LineNr">862 </span>  <span class="muComment"># out</span>
+<span id="L863" class="LineNr">863 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L864" class="LineNr">864 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L865" class="LineNr">865 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L866" class="LineNr">866 </span>  <span class="muComment">#</span>
+<span id="L867" class="LineNr">867 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L868" class="LineNr">868 </span>  <span class="muComment"># evaluation order: 1 2 4 3 { &lt; -&gt; loop { &lt; -&gt; break 9</span>
+<span id="L869" class="LineNr">869 </span>  <span class="muComment"># stack contents: 9</span>
+<span id="L870" class="LineNr">870 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L871" class="LineNr">871 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L851'>test-eval-loop</a> stack size&quot;</span>
+<span id="L872" class="LineNr">872 </span><span class="Delimiter">}</span>
+<span id="L873" class="LineNr">873 </span>
+<span id="L874" class="LineNr">874 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L874'>test-eval-loop-2</a></span> <span class="Delimiter">{</span>
+<span id="L875" class="LineNr">875 </span>  <span class="muComment"># in</span>
+<span id="L876" class="LineNr">876 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L877" class="LineNr">877 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L878" class="LineNr">878 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 4 3 { 4 == -&gt; break loop } 9&quot;</span>, in
+<span id="L879" class="LineNr">879 </span>  <span class="muComment"># end</span>
+<span id="L880" class="LineNr">880 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L881" class="LineNr">881 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L882" class="LineNr">882 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L883" class="LineNr">883 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L884" class="LineNr">884 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L885" class="LineNr">885 </span>  <span class="muComment"># out</span>
+<span id="L886" class="LineNr">886 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L887" class="LineNr">887 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L888" class="LineNr">888 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L889" class="LineNr">889 </span>  <span class="muComment">#</span>
+<span id="L890" class="LineNr">890 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L891" class="LineNr">891 </span>  <span class="muComment"># evaluation order: 1 2 4 3 { 4 == -&gt; loop { 4 == -&gt; break 9</span>
+<span id="L892" class="LineNr">892 </span>  <span class="muComment"># stack contents: 1 2 9</span>
+<span id="L893" class="LineNr">893 </span><span class="CommentedCode">#?   dump-stack out</span>
+<span id="L894" class="LineNr">894 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L895" class="LineNr">895 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, len, 0xc/red, 0/black</span>
+<span id="L896" class="LineNr">896 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L874'>test-eval-loop-2</a> stack size&quot;</span>
+<span id="L897" class="LineNr">897 </span><span class="Delimiter">}</span>
+<span id="L898" class="LineNr">898 </span>
+<span id="L899" class="LineNr">899 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L899'>test-eval-loop-conditional</a></span> <span class="Delimiter">{</span>
+<span id="L900" class="LineNr">900 </span>  <span class="muComment"># in</span>
+<span id="L901" class="LineNr">901 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L902" class="LineNr">902 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L903" class="LineNr">903 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 3 { 3 == -&gt; loop } 9&quot;</span>, in
+<span id="L904" class="LineNr">904 </span>  <span class="muComment"># end</span>
+<span id="L905" class="LineNr">905 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L906" class="LineNr">906 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L907" class="LineNr">907 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L908" class="LineNr">908 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L909" class="LineNr">909 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L910" class="LineNr">910 </span>  <span class="muComment"># out</span>
+<span id="L911" class="LineNr">911 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L912" class="LineNr">912 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L913" class="LineNr">913 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L914" class="LineNr">914 </span>  <span class="muComment">#</span>
+<span id="L915" class="LineNr">915 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L916" class="LineNr">916 </span>  <span class="muComment"># evaluation order: 1 2 3 { 3 == -&gt; loop { 3 == -&gt; 9</span>
+<span id="L917" class="LineNr">917 </span>  <span class="muComment"># stack contents: 1 9</span>
+<span id="L918" class="LineNr">918 </span><span class="CommentedCode">#?   dump-stack out</span>
+<span id="L919" class="LineNr">919 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L920" class="LineNr">920 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, len, 0xc/red, 0/black</span>
+<span id="L921" class="LineNr">921 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">2</span>, <span class="Constant">&quot;F - test-eval-loop-2-conditional stack size&quot;</span>
+<span id="L922" class="LineNr">922 </span><span class="Delimiter">}</span>
+<span id="L923" class="LineNr">923 </span>
+<span id="L924" class="LineNr">924 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/eval.mu.html#L924'>test-eval-loop-with-words-after-in-group</a></span> <span class="Delimiter">{</span>
+<span id="L925" class="LineNr">925 </span>  <span class="muComment"># in</span>
+<span id="L926" class="LineNr">926 </span>  <span class="PreProc">var</span> in-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L927" class="LineNr">927 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address in-storage
+<span id="L928" class="LineNr">928 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2 3 { 3 == -&gt; loop 37 } 9&quot;</span>, in
+<span id="L929" class="LineNr">929 </span>  <span class="muComment"># end</span>
+<span id="L930" class="LineNr">930 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L931" class="LineNr">931 </span>  <span class="PreProc">var</span> end-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L932" class="LineNr">932 </span>  <span class="PreProc">var</span> end-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address end-h
+<span id="L933" class="LineNr">933 </span>  <a href='shell/word.mu.html#L145'>final-word</a> w-ah, end-ah
+<span id="L934" class="LineNr">934 </span>  <span class="PreProc">var</span> end/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *end-ah
+<span id="L935" class="LineNr">935 </span>  <span class="muComment"># out</span>
+<span id="L936" class="LineNr">936 </span>  <span class="PreProc">var</span> out-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L937" class="LineNr">937 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address out-storage
+<span id="L938" class="LineNr">938 </span>  <a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a> out, <span class="Constant">8</span>
+<span id="L939" class="LineNr">939 </span>  <span class="muComment">#</span>
+<span id="L940" class="LineNr">940 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> in, end, out
+<span id="L941" class="LineNr">941 </span>  <span class="muComment"># evaluation order: 1 2 3 { 3 == -&gt; loop { 3 == -&gt; 37 } 9</span>
+<span id="L942" class="LineNr">942 </span>  <span class="muComment"># stack contents: 1 37 9</span>
+<span id="L943" class="LineNr">943 </span><span class="CommentedCode">#?   dump-stack out</span>
+<span id="L944" class="LineNr">944 </span>  <span class="PreProc">var</span> len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L161'>value-stack-length</a> out
+<span id="L945" class="LineNr">945 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, len, 0xc/red, 0/black</span>
+<span id="L946" class="LineNr">946 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> len, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/eval.mu.html#L924'>test-eval-loop-with-words-after-in-group</a> stack size&quot;</span>
+<span id="L947" class="LineNr">947 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/gap-buffer.mu.html b/html/baremetal/shell/gap-buffer.mu.html
new file mode 100644
index 00000000..c970b830
--- /dev/null
+++ b/html/baremetal/shell/gap-buffer.mu.html
@@ -0,0 +1,591 @@
+<!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 - baremetal/shell/gap-buffer.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
+<meta name="colorscheme" content="minimal-light">
+<style type="text/css">
+<!--
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+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.PreProc { color: #c000c0; }
+.LineNr { }
+.Constant { color: #008787; }
+.SpecialChar { color: #d70000; }
+.Delimiter { color: #c000c0; }
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+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/gap-buffer.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/gap-buffer.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="muComment"># primitive for editing a single word</span>
+<span id="L2" class="LineNr">  2 </span><span class="muComment"># parameter: max-word-size = 16 graphemes</span>
+<span id="L3" class="LineNr">  3 </span>
+<span id="L4" class="LineNr">  4 </span><span class="PreProc">type</span> <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a> <span class="Delimiter">{</span>
+<span id="L5" class="LineNr">  5 </span>  left: <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>
+<span id="L6" class="LineNr">  6 </span>  right: <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>
+<span id="L7" class="LineNr">  7 </span><span class="Delimiter">}</span>
+<span id="L8" class="LineNr">  8 </span>
+<span id="L9" class="LineNr">  9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="Delimiter">{</span>
+<span id="L10" class="LineNr"> 10 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L11" class="LineNr"> 11 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L12" class="LineNr"> 12 </span>  <a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a> left, <span class="Constant">0x10</span>/max-word-size
+<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L14" class="LineNr"> 14 </span>  <a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a> right, <span class="Constant">0x10</span>/max-word-size
+<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">}</span>
+<span id="L16" class="LineNr"> 16 </span>
+<span id="L17" class="LineNr"> 17 </span><span class="muComment"># just for tests</span>
+<span id="L18" class="LineNr"> 18 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a></span> self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L19" class="LineNr"> 19 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> self
+<span id="L20" class="LineNr"> 20 </span>  <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x10</span>/max-word-size)
+<span id="L21" class="LineNr"> 21 </span>  <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address stream-storage
+<span id="L22" class="LineNr"> 22 </span>  <a href='108write.subx.html#L11'>write</a> stream, s
+<span id="L23" class="LineNr"> 23 </span>  <span class="Delimiter">{</span>
+<span id="L24" class="LineNr"> 24 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> stream
+<span id="L25" class="LineNr"> 25 </span>    compare done?, <span class="Constant">0</span>/false
+<span id="L26" class="LineNr"> 26 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L27" class="LineNr"> 27 </span>    <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
+<span id="L28" class="LineNr"> 28 </span>    <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> self, g
+<span id="L29" class="LineNr"> 29 </span>    <span class="PreProc">loop</span>
+<span id="L30" class="LineNr"> 30 </span>  <span class="Delimiter">}</span>
+<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">}</span>
+<span id="L32" class="LineNr"> 32 </span>
+<span id="L33" class="LineNr"> 33 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L33'>emit-gap-buffer</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), out: (addr stream byte) <span class="Delimiter">{</span>
+<span id="L34" class="LineNr"> 34 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L35" class="LineNr"> 35 </span>  <a href='106stream.subx.html#L20'>clear-stream</a> out
+<span id="L36" class="LineNr"> 36 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L37" class="LineNr"> 37 </span>  <a href='shell/gap-buffer.mu.html#L43'>emit-stack-from-bottom</a> left, out
+<span id="L38" class="LineNr"> 38 </span>  <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L39" class="LineNr"> 39 </span>  <a href='shell/gap-buffer.mu.html#L61'>emit-stack-from-top</a> right, out
+<span id="L40" class="LineNr"> 40 </span><span class="Delimiter">}</span>
+<span id="L41" class="LineNr"> 41 </span>
+<span id="L42" class="LineNr"> 42 </span><span class="muComment"># dump stack from bottom to top</span>
+<span id="L43" class="LineNr"> 43 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L43'>emit-stack-from-bottom</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), out: (addr stream byte) <span class="Delimiter">{</span>
+<span id="L44" class="LineNr"> 44 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L45" class="LineNr"> 45 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L46" class="LineNr"> 46 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L47" class="LineNr"> 47 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L48" class="LineNr"> 48 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L49" class="LineNr"> 49 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L50" class="LineNr"> 50 </span>  <span class="Delimiter">{</span>
+<span id="L51" class="LineNr"> 51 </span>    compare i, *top-addr
+<span id="L52" class="LineNr"> 52 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L53" class="LineNr"> 53 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L54" class="LineNr"> 54 </span>    <a href='403unicode.mu.html#L176'>write-grapheme</a> out, *g
+<span id="L55" class="LineNr"> 55 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L56" class="LineNr"> 56 </span>    <span class="PreProc">loop</span>
+<span id="L57" class="LineNr"> 57 </span>  <span class="Delimiter">}</span>
+<span id="L58" class="LineNr"> 58 </span><span class="Delimiter">}</span>
+<span id="L59" class="LineNr"> 59 </span>
+<span id="L60" class="LineNr"> 60 </span><span class="muComment"># dump stack from top to bottom</span>
+<span id="L61" class="LineNr"> 61 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L61'>emit-stack-from-top</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), out: (addr stream byte) <span class="Delimiter">{</span>
+<span id="L62" class="LineNr"> 62 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L63" class="LineNr"> 63 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L64" class="LineNr"> 64 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L65" class="LineNr"> 65 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L66" class="LineNr"> 66 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L67" class="LineNr"> 67 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L68" class="LineNr"> 68 </span>  i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L69" class="LineNr"> 69 </span>  <span class="Delimiter">{</span>
+<span id="L70" class="LineNr"> 70 </span>    compare i, <span class="Constant">0</span>
+<span id="L71" class="LineNr"> 71 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L72" class="LineNr"> 72 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L73" class="LineNr"> 73 </span>    <a href='403unicode.mu.html#L176'>write-grapheme</a> out, *g
+<span id="L74" class="LineNr"> 74 </span>    i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L75" class="LineNr"> 75 </span>    <span class="PreProc">loop</span>
+<span id="L76" class="LineNr"> 76 </span>  <span class="Delimiter">}</span>
+<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">}</span>
+<span id="L78" class="LineNr"> 78 </span>
+<span id="L79" class="LineNr"> 79 </span><span class="muComment"># We implicitly render everything editable in a single color, and assume the</span>
+<span id="L80" class="LineNr"> 80 </span><span class="muComment"># cursor is a single other color.</span>
+<span id="L81" class="LineNr"> 81 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _gap: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L82" class="LineNr"> 82 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _gap
+<span id="L83" class="LineNr"> 83 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get gap, left
+<span id="L84" class="LineNr"> 84 </span>  <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L81'>render-stack-from-bottom</a> <a href='500text-screen.mu.html#L9'>screen</a>, left, x, y
+<span id="L85" class="LineNr"> 85 </span>  <span class="PreProc">var</span> right/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get gap, right
+<span id="L86" class="LineNr"> 86 </span>  x2 <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a> <a href='500text-screen.mu.html#L9'>screen</a>, right, x2, y, render-cursor?
+<span id="L87" class="LineNr"> 87 </span>  <span class="PreProc">var</span> x3/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy x2
+<span id="L88" class="LineNr"> 88 </span>  <span class="muComment"># decide whether we still need to print a cursor</span>
+<span id="L89" class="LineNr"> 89 </span>  <span class="PreProc">var</span> bg/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L90" class="LineNr"> 90 </span>  compare render-cursor?, <span class="Constant">0</span>/false
+<span id="L91" class="LineNr"> 91 </span>  <span class="Delimiter">{</span>
+<span id="L92" class="LineNr"> 92 </span>    <span class="PreProc">break-if-=</span>
+<span id="L93" class="LineNr"> 93 </span>    <span class="muComment"># if the right side is empty, grapheme stack didn't print the cursor</span>
+<span id="L94" class="LineNr"> 94 </span>    <span class="PreProc">var</span> empty?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a> right
+<span id="L95" class="LineNr"> 95 </span>    compare empty?, <span class="Constant">0</span>/false
+<span id="L96" class="LineNr"> 96 </span>    <span class="PreProc">break-if-=</span>
+<span id="L97" class="LineNr"> 97 </span>    bg <span class="SpecialChar">&lt;-</span> copy <span class="Constant">7</span>/cursor
+<span id="L98" class="LineNr"> 98 </span>  <span class="Delimiter">}</span>
+<span id="L99" class="LineNr"> 99 </span>  <span class="muComment"># print a grapheme either way so that cursor position doesn't affect printed width</span>
+<span id="L100" class="LineNr">100 </span>  <span class="PreProc">var</span> space/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x20</span>
+<span id="L101" class="LineNr">101 </span>  <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, space, x3, y, <span class="Constant">3</span>/fg=cyan, bg
+<span id="L102" class="LineNr">102 </span>  x3 <span class="SpecialChar">&lt;-</span> increment
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">return</span> x3
+<span id="L104" class="LineNr">104 </span><span class="Delimiter">}</span>
+<span id="L105" class="LineNr">105 </span>
+<span id="L106" class="LineNr">106 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L106'>gap-buffer-length</a></span> _gap: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L107" class="LineNr">107 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _gap
+<span id="L108" class="LineNr">108 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get gap, left
+<span id="L109" class="LineNr">109 </span>  <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get left, top
+<span id="L110" class="LineNr">110 </span>  <span class="PreProc">var</span> left-length/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *tmp
+<span id="L111" class="LineNr">111 </span>  <span class="PreProc">var</span> right/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get gap, right
+<span id="L112" class="LineNr">112 </span>  tmp <span class="SpecialChar">&lt;-</span> get right, top
+<span id="L113" class="LineNr">113 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy *tmp
+<span id="L114" class="LineNr">114 </span>  result <span class="SpecialChar">&lt;-</span> add left-length
+<span id="L115" class="LineNr">115 </span>  <span class="PreProc">return</span> result
+<span id="L116" class="LineNr">116 </span><span class="Delimiter">}</span>
+<span id="L117" class="LineNr">117 </span>
+<span id="L118" class="LineNr">118 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), g: grapheme <span class="Delimiter">{</span>
+<span id="L119" class="LineNr">119 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L120" class="LineNr">120 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L121" class="LineNr">121 </span>  <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> left, g
+<span id="L122" class="LineNr">122 </span><span class="Delimiter">}</span>
+<span id="L123" class="LineNr">123 </span>
+<span id="L124" class="LineNr">124 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L124'>gap-to-start</a></span> self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="Delimiter">{</span>
+<span id="L125" class="LineNr">125 </span>  <span class="Delimiter">{</span>
+<span id="L126" class="LineNr">126 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> self
+<span id="L127" class="LineNr">127 </span>    compare curr, <span class="Constant">-1</span>
+<span id="L128" class="LineNr">128 </span>    <span class="PreProc">loop-if-!=</span>
+<span id="L129" class="LineNr">129 </span>  <span class="Delimiter">}</span>
+<span id="L130" class="LineNr">130 </span><span class="Delimiter">}</span>
+<span id="L131" class="LineNr">131 </span>
+<span id="L132" class="LineNr">132 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L132'>gap-to-end</a></span> self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="Delimiter">{</span>
+<span id="L133" class="LineNr">133 </span>  <span class="Delimiter">{</span>
+<span id="L134" class="LineNr">134 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L154'>gap-right</a> self
+<span id="L135" class="LineNr">135 </span>    compare curr, <span class="Constant">-1</span>
+<span id="L136" class="LineNr">136 </span>    <span class="PreProc">loop-if-!=</span>
+<span id="L137" class="LineNr">137 </span>  <span class="Delimiter">}</span>
+<span id="L138" class="LineNr">138 </span><span class="Delimiter">}</span>
+<span id="L139" class="LineNr">139 </span>
+<span id="L140" class="LineNr">140 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L140'>gap-at-start?</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L141" class="LineNr">141 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L142" class="LineNr">142 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L143" class="LineNr">143 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a> left
+<span id="L144" class="LineNr">144 </span>  <span class="PreProc">return</span> result
+<span id="L145" class="LineNr">145 </span><span class="Delimiter">}</span>
+<span id="L146" class="LineNr">146 </span>
+<span id="L147" class="LineNr">147 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L147'>gap-at-end?</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L148" class="LineNr">148 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L149" class="LineNr">149 </span>  <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L150" class="LineNr">150 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a> right
+<span id="L151" class="LineNr">151 </span>  <span class="PreProc">return</span> result
+<span id="L152" class="LineNr">152 </span><span class="Delimiter">}</span>
+<span id="L153" class="LineNr">153 </span>
+<span id="L154" class="LineNr">154 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L154'>gap-right</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L155" class="LineNr">155 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L156" class="LineNr">156 </span>  <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L157" class="LineNr">157 </span>  <span class="PreProc">var</span> right/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L158" class="LineNr">158 </span>  g <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> right
+<span id="L159" class="LineNr">159 </span>  compare g, <span class="Constant">-1</span>
+<span id="L160" class="LineNr">160 </span>  <span class="Delimiter">{</span>
+<span id="L161" class="LineNr">161 </span>    <span class="PreProc">break-if-=</span>
+<span id="L162" class="LineNr">162 </span>    <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L163" class="LineNr">163 </span>    <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> left, g
+<span id="L164" class="LineNr">164 </span>  <span class="Delimiter">}</span>
+<span id="L165" class="LineNr">165 </span>  <span class="PreProc">return</span> g
+<span id="L166" class="LineNr">166 </span><span class="Delimiter">}</span>
+<span id="L167" class="LineNr">167 </span>
+<span id="L168" class="LineNr">168 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L168'>gap-left</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L169" class="LineNr">169 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L170" class="LineNr">170 </span>  <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L171" class="LineNr">171 </span>  <span class="Delimiter">{</span>
+<span id="L172" class="LineNr">172 </span>    <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L173" class="LineNr">173 </span>    g <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> left
+<span id="L174" class="LineNr">174 </span>  <span class="Delimiter">}</span>
+<span id="L175" class="LineNr">175 </span>  compare g, <span class="Constant">-1</span>
+<span id="L176" class="LineNr">176 </span>  <span class="Delimiter">{</span>
+<span id="L177" class="LineNr">177 </span>    <span class="PreProc">break-if-=</span>
+<span id="L178" class="LineNr">178 </span>    <span class="PreProc">var</span> right/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L179" class="LineNr">179 </span>    <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> right, g
+<span id="L180" class="LineNr">180 </span>  <span class="Delimiter">}</span>
+<span id="L181" class="LineNr">181 </span>  <span class="PreProc">return</span> g
+<span id="L182" class="LineNr">182 </span><span class="Delimiter">}</span>
+<span id="L183" class="LineNr">183 </span>
+<span id="L184" class="LineNr">184 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L184'>index-of-gap</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L185" class="LineNr">185 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L186" class="LineNr">186 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L187" class="LineNr">187 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get left, top
+<span id="L188" class="LineNr">188 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L189" class="LineNr">189 </span>  <span class="PreProc">return</span> result
+<span id="L190" class="LineNr">190 </span><span class="Delimiter">}</span>
+<span id="L191" class="LineNr">191 </span>
+<span id="L192" class="LineNr">192 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L192'>first-grapheme-in-gap-buffer</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L193" class="LineNr">193 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L194" class="LineNr">194 </span>  <span class="muComment"># try to read from left</span>
+<span id="L195" class="LineNr">195 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L196" class="LineNr">196 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get left, top
+<span id="L197" class="LineNr">197 </span>  compare *top-addr, <span class="Constant">0</span>
+<span id="L198" class="LineNr">198 </span>  <span class="Delimiter">{</span>
+<span id="L199" class="LineNr">199 </span>    <span class="PreProc">break-if-&lt;=</span>
+<span id="L200" class="LineNr">200 </span>    <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get left, data
+<span id="L201" class="LineNr">201 </span>    <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L202" class="LineNr">202 </span>    <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, <span class="Constant">0</span>
+<span id="L203" class="LineNr">203 </span>    <span class="PreProc">return</span> *result-addr
+<span id="L204" class="LineNr">204 </span>  <span class="Delimiter">}</span>
+<span id="L205" class="LineNr">205 </span>  <span class="muComment"># try to read from right</span>
+<span id="L206" class="LineNr">206 </span>  <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L207" class="LineNr">207 </span>  top-addr <span class="SpecialChar">&lt;-</span> get right, top
+<span id="L208" class="LineNr">208 </span>  compare *top-addr, <span class="Constant">0</span>
+<span id="L209" class="LineNr">209 </span>  <span class="Delimiter">{</span>
+<span id="L210" class="LineNr">210 </span>    <span class="PreProc">break-if-&lt;=</span>
+<span id="L211" class="LineNr">211 </span>    <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get right, data
+<span id="L212" class="LineNr">212 </span>    <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L213" class="LineNr">213 </span>    <span class="PreProc">var</span> top/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L214" class="LineNr">214 </span>    top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L215" class="LineNr">215 </span>    <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, top
+<span id="L216" class="LineNr">216 </span>    <span class="PreProc">return</span> *result-addr
+<span id="L217" class="LineNr">217 </span>  <span class="Delimiter">}</span>
+<span id="L218" class="LineNr">218 </span>  <span class="muComment"># give up</span>
+<span id="L219" class="LineNr">219 </span>  <span class="PreProc">return</span> <span class="Constant">-1</span>
+<span id="L220" class="LineNr">220 </span><span class="Delimiter">}</span>
+<span id="L221" class="LineNr">221 </span>
+<span id="L222" class="LineNr">222 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L222'>grapheme-before-cursor-in-gap-buffer</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L223" class="LineNr">223 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L224" class="LineNr">224 </span>  <span class="muComment"># try to read from left</span>
+<span id="L225" class="LineNr">225 </span>  <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L226" class="LineNr">226 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get left, top
+<span id="L227" class="LineNr">227 </span>  compare *top-addr, <span class="Constant">0</span>
+<span id="L228" class="LineNr">228 </span>  <span class="Delimiter">{</span>
+<span id="L229" class="LineNr">229 </span>    <span class="PreProc">break-if-&lt;=</span>
+<span id="L230" class="LineNr">230 </span>    <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> left
+<span id="L231" class="LineNr">231 </span>    <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> left, result
+<span id="L232" class="LineNr">232 </span>    <span class="PreProc">return</span> result
+<span id="L233" class="LineNr">233 </span>  <span class="Delimiter">}</span>
+<span id="L234" class="LineNr">234 </span>  <span class="muComment"># give up</span>
+<span id="L235" class="LineNr">235 </span>  <span class="PreProc">return</span> <span class="Constant">-1</span>
+<span id="L236" class="LineNr">236 </span><span class="Delimiter">}</span>
+<span id="L237" class="LineNr">237 </span>
+<span id="L238" class="LineNr">238 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L238'>delete-before-gap</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="Delimiter">{</span>
+<span id="L239" class="LineNr">239 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L240" class="LineNr">240 </span>  <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L241" class="LineNr">241 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> left
+<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
+<span id="L243" class="LineNr">243 </span>
+<span id="L244" class="LineNr">244 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L244'>pop-after-gap</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L245" class="LineNr">245 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L246" class="LineNr">246 </span>  <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L247" class="LineNr">247 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> right
+<span id="L248" class="LineNr">248 </span>  <span class="PreProc">return</span> result
+<span id="L249" class="LineNr">249 </span><span class="Delimiter">}</span>
+<span id="L250" class="LineNr">250 </span>
+<span id="L251" class="LineNr">251 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), s: (addr array byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L252" class="LineNr">252 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L253" class="LineNr">253 </span>  <span class="muComment"># complication: graphemes may be multiple bytes</span>
+<span id="L254" class="LineNr">254 </span>  <span class="muComment"># so don't rely on length</span>
+<span id="L255" class="LineNr">255 </span>  <span class="muComment"># instead turn the expected result into a stream and arrange to read from it in order</span>
+<span id="L256" class="LineNr">256 </span>  <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x10</span>/max-word-size)
+<span id="L257" class="LineNr">257 </span>  <span class="PreProc">var</span> expected-stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address stream-storage
+<span id="L258" class="LineNr">258 </span>  <a href='108write.subx.html#L11'>write</a> expected-stream, s
+<span id="L259" class="LineNr">259 </span>  <span class="muComment"># compare left</span>
+<span id="L260" class="LineNr">260 </span>  <span class="PreProc">var</span> left/<span class="Constant">edx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L261" class="LineNr">261 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L168'>prefix-match?</a> left, expected-stream
+<span id="L262" class="LineNr">262 </span>  compare result, <span class="Constant">0</span>/false
+<span id="L263" class="LineNr">263 </span>  <span class="Delimiter">{</span>
+<span id="L264" class="LineNr">264 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L265" class="LineNr">265 </span>    <span class="PreProc">return</span> result
+<span id="L266" class="LineNr">266 </span>  <span class="Delimiter">}</span>
+<span id="L267" class="LineNr">267 </span>  <span class="muComment"># compare right</span>
+<span id="L268" class="LineNr">268 </span>  <span class="PreProc">var</span> right/<span class="Constant">edx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L269" class="LineNr">269 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L196'>suffix-match?</a> right, expected-stream
+<span id="L270" class="LineNr">270 </span>  compare result, <span class="Constant">0</span>/false
+<span id="L271" class="LineNr">271 </span>  <span class="Delimiter">{</span>
+<span id="L272" class="LineNr">272 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L273" class="LineNr">273 </span>    <span class="PreProc">return</span> result
+<span id="L274" class="LineNr">274 </span>  <span class="Delimiter">}</span>
+<span id="L275" class="LineNr">275 </span>  <span class="muComment"># ensure there's nothing left over</span>
+<span id="L276" class="LineNr">276 </span>  result <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> expected-stream
+<span id="L277" class="LineNr">277 </span>  <span class="PreProc">return</span> result
+<span id="L278" class="LineNr">278 </span><span class="Delimiter">}</span>
+<span id="L279" class="LineNr">279 </span>
+<span id="L280" class="LineNr">280 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L280'>test-gap-buffer-equal-from-end</a></span> <span class="Delimiter">{</span>
+<span id="L281" class="LineNr">281 </span>  <span class="PreProc">var</span> _g: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L282" class="LineNr">282 </span>  <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _g
+<span id="L283" class="LineNr">283 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> g
+<span id="L284" class="LineNr">284 </span>  <span class="muComment">#</span>
+<span id="L285" class="LineNr">285 </span>  <span class="PreProc">var</span> c/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>/a
+<span id="L286" class="LineNr">286 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L287" class="LineNr">287 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L288" class="LineNr">288 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L289" class="LineNr">289 </span>  <span class="muComment"># gap is at end (right is empty)</span>
+<span id="L290" class="LineNr">290 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a> g, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L291" class="LineNr">291 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - test-gap-buffer-equal-from-end&quot;</span>
+<span id="L292" class="LineNr">292 </span><span class="Delimiter">}</span>
+<span id="L293" class="LineNr">293 </span>
+<span id="L294" class="LineNr">294 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L294'>test-gap-buffer-equal-from-middle</a></span> <span class="Delimiter">{</span>
+<span id="L295" class="LineNr">295 </span>  <span class="PreProc">var</span> _g: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L296" class="LineNr">296 </span>  <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _g
+<span id="L297" class="LineNr">297 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> g
+<span id="L298" class="LineNr">298 </span>  <span class="muComment">#</span>
+<span id="L299" class="LineNr">299 </span>  <span class="PreProc">var</span> c/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>/a
+<span id="L300" class="LineNr">300 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L301" class="LineNr">301 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L302" class="LineNr">302 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L303" class="LineNr">303 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> g
+<span id="L304" class="LineNr">304 </span>  <span class="muComment"># gap is in the middle</span>
+<span id="L305" class="LineNr">305 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a> g, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L306" class="LineNr">306 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - test-gap-buffer-equal-from-middle&quot;</span>
+<span id="L307" class="LineNr">307 </span><span class="Delimiter">}</span>
+<span id="L308" class="LineNr">308 </span>
+<span id="L309" class="LineNr">309 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L309'>test-gap-buffer-equal-from-start</a></span> <span class="Delimiter">{</span>
+<span id="L310" class="LineNr">310 </span>  <span class="PreProc">var</span> _g: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L311" class="LineNr">311 </span>  <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _g
+<span id="L312" class="LineNr">312 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> g
+<span id="L313" class="LineNr">313 </span>  <span class="muComment">#</span>
+<span id="L314" class="LineNr">314 </span>  <span class="PreProc">var</span> c/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>/a
+<span id="L315" class="LineNr">315 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L316" class="LineNr">316 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L317" class="LineNr">317 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L318" class="LineNr">318 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> g
+<span id="L319" class="LineNr">319 </span>  dummy <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> g
+<span id="L320" class="LineNr">320 </span>  dummy <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> g
+<span id="L321" class="LineNr">321 </span>  <span class="muComment"># gap is at the start</span>
+<span id="L322" class="LineNr">322 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a> g, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L323" class="LineNr">323 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - test-gap-buffer-equal-from-start&quot;</span>
+<span id="L324" class="LineNr">324 </span><span class="Delimiter">}</span>
+<span id="L325" class="LineNr">325 </span>
+<span id="L326" class="LineNr">326 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L326'>test-gap-buffer-equal-fails</a></span> <span class="Delimiter">{</span>
+<span id="L327" class="LineNr">327 </span>  <span class="muComment"># g = &quot;aaa&quot;</span>
+<span id="L328" class="LineNr">328 </span>  <span class="PreProc">var</span> _g: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L329" class="LineNr">329 </span>  <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _g
+<span id="L330" class="LineNr">330 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> g
+<span id="L331" class="LineNr">331 </span>  <span class="PreProc">var</span> c/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>/a
+<span id="L332" class="LineNr">332 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L333" class="LineNr">333 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L334" class="LineNr">334 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> g, c
+<span id="L335" class="LineNr">335 </span>  <span class="muComment">#</span>
+<span id="L336" class="LineNr">336 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a> g, <span class="Constant">&quot;aa&quot;</span>
+<span id="L337" class="LineNr">337 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - test-gap-buffer-equal-fails&quot;</span>
+<span id="L338" class="LineNr">338 </span><span class="Delimiter">}</span>
+<span id="L339" class="LineNr">339 </span>
+<span id="L340" class="LineNr">340 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a></span> self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), g: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L341" class="LineNr">341 </span>  <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L106'>gap-buffer-length</a> self
+<span id="L342" class="LineNr">342 </span>  <span class="PreProc">var</span> len/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy tmp
+<span id="L343" class="LineNr">343 </span>  <span class="PreProc">var</span> leng/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L106'>gap-buffer-length</a> g
+<span id="L344" class="LineNr">344 </span>  compare len, leng
+<span id="L345" class="LineNr">345 </span>  <span class="Delimiter">{</span>
+<span id="L346" class="LineNr">346 </span>    <span class="PreProc">break-if-=</span>
+<span id="L347" class="LineNr">347 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L348" class="LineNr">348 </span>  <span class="Delimiter">}</span>
+<span id="L349" class="LineNr">349 </span>  <span class="PreProc">var</span> i/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L350" class="LineNr">350 </span>  <span class="Delimiter">{</span>
+<span id="L351" class="LineNr">351 </span>    compare i, len
+<span id="L352" class="LineNr">352 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L353" class="LineNr">353 </span>    <span class="Delimiter">{</span>
+<span id="L354" class="LineNr">354 </span>      <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L367'>gap-index</a> self, i
+<span id="L355" class="LineNr">355 </span>      <span class="PreProc">var</span> curr/<span class="Constant">ecx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy tmp
+<span id="L356" class="LineNr">356 </span>      <span class="PreProc">var</span> currg/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L367'>gap-index</a> g, i
+<span id="L357" class="LineNr">357 </span>      compare curr, currg
+<span id="L358" class="LineNr">358 </span>      <span class="PreProc">break-if-=</span>
+<span id="L359" class="LineNr">359 </span>      <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L360" class="LineNr">360 </span>    <span class="Delimiter">}</span>
+<span id="L361" class="LineNr">361 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L362" class="LineNr">362 </span>    <span class="PreProc">loop</span>
+<span id="L363" class="LineNr">363 </span>  <span class="Delimiter">}</span>
+<span id="L364" class="LineNr">364 </span>  <span class="PreProc">return</span> <span class="Constant">1</span>/true
+<span id="L365" class="LineNr">365 </span><span class="Delimiter">}</span>
+<span id="L366" class="LineNr">366 </span>
+<span id="L367" class="LineNr">367 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L367'>gap-index</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), _n: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L368" class="LineNr">368 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L369" class="LineNr">369 </span>  <span class="PreProc">var</span> n/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy _n
+<span id="L370" class="LineNr">370 </span>  <span class="muComment"># if n &lt; left-&gt;length, index into left</span>
+<span id="L371" class="LineNr">371 </span>  <span class="PreProc">var</span> left/<span class="Constant">edi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L372" class="LineNr">372 </span>  <span class="PreProc">var</span> left-len-a/<span class="Constant">edx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get left, top
+<span id="L373" class="LineNr">373 </span>  compare n, *left-len-a
+<span id="L374" class="LineNr">374 </span>  <span class="Delimiter">{</span>
+<span id="L375" class="LineNr">375 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L376" class="LineNr">376 </span>    <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get left, data
+<span id="L377" class="LineNr">377 </span>    <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L378" class="LineNr">378 </span>    <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, n
+<span id="L379" class="LineNr">379 </span>    <span class="PreProc">return</span> *result
+<span id="L380" class="LineNr">380 </span>  <span class="Delimiter">}</span>
+<span id="L381" class="LineNr">381 </span>  <span class="muComment"># shrink n</span>
+<span id="L382" class="LineNr">382 </span>  n <span class="SpecialChar">&lt;-</span> subtract *left-len-a
+<span id="L383" class="LineNr">383 </span>  <span class="muComment"># if n &lt; right-&gt;length, index into right</span>
+<span id="L384" class="LineNr">384 </span>  <span class="PreProc">var</span> right/<span class="Constant">edi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L385" class="LineNr">385 </span>  <span class="PreProc">var</span> right-len-a/<span class="Constant">edx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get right, top
+<span id="L386" class="LineNr">386 </span>  compare n, *right-len-a
+<span id="L387" class="LineNr">387 </span>  <span class="Delimiter">{</span>
+<span id="L388" class="LineNr">388 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L389" class="LineNr">389 </span>    <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get right, data
+<span id="L390" class="LineNr">390 </span>    <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L391" class="LineNr">391 </span>    <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, n
+<span id="L392" class="LineNr">392 </span>    <span class="PreProc">return</span> *result
+<span id="L393" class="LineNr">393 </span>  <span class="Delimiter">}</span>
+<span id="L394" class="LineNr">394 </span>  <span class="muComment"># error</span>
+<span id="L395" class="LineNr">395 </span>  <a href='501draw-text.mu.html#L519'>abort</a> <span class="Constant">&quot;gap-index: out of bounds&quot;</span>
+<span id="L396" class="LineNr">396 </span>  <span class="PreProc">return</span> <span class="Constant">0</span>
+<span id="L397" class="LineNr">397 </span><span class="Delimiter">}</span>
+<span id="L398" class="LineNr">398 </span>
+<span id="L399" class="LineNr">399 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a></span> <span class="Delimiter">{</span>
+<span id="L400" class="LineNr">400 </span>  <span class="PreProc">var</span> _a: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L401" class="LineNr">401 </span>  <span class="PreProc">var</span> a/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _a
+<span id="L402" class="LineNr">402 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> a, <span class="Constant">&quot;abc&quot;</span>
+<span id="L403" class="LineNr">403 </span>  <span class="PreProc">var</span> _b: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L404" class="LineNr">404 </span>  <span class="PreProc">var</span> b/<span class="Constant">edi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _b
+<span id="L405" class="LineNr">405 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> b, <span class="Constant">&quot;abc&quot;</span>
+<span id="L406" class="LineNr">406 </span>  <span class="PreProc">var</span> _c: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L407" class="LineNr">407 </span>  <span class="PreProc">var</span> c/<span class="Constant">ebx</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _c
+<span id="L408" class="LineNr">408 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> c, <span class="Constant">&quot;ab&quot;</span>
+<span id="L409" class="LineNr">409 </span>  <span class="PreProc">var</span> _d: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L410" class="LineNr">410 </span>  <span class="PreProc">var</span> d/<span class="Constant">edx</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address _d
+<span id="L411" class="LineNr">411 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> d, <span class="Constant">&quot;abd&quot;</span>
+<span id="L412" class="LineNr">412 </span>  <span class="muComment">#</span>
+<span id="L413" class="LineNr">413 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> a, a
+<span id="L414" class="LineNr">414 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a> - reflexive&quot;</span>
+<span id="L415" class="LineNr">415 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> a, b
+<span id="L416" class="LineNr">416 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a> - equal&quot;</span>
+<span id="L417" class="LineNr">417 </span>  <span class="muComment"># length not equal</span>
+<span id="L418" class="LineNr">418 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> a, c
+<span id="L419" class="LineNr">419 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a> - not equal&quot;</span>
+<span id="L420" class="LineNr">420 </span>  <span class="muComment"># contents not equal</span>
+<span id="L421" class="LineNr">421 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> a, d
+<span id="L422" class="LineNr">422 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a> - not equal 2&quot;</span>
+<span id="L423" class="LineNr">423 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> d, a
+<span id="L424" class="LineNr">424 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L399'>test-gap-buffers-equal?</a> - not equal 3&quot;</span>
+<span id="L425" class="LineNr">425 </span><span class="Delimiter">}</span>
+<span id="L426" class="LineNr">426 </span>
+<span id="L427" class="LineNr">427 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L427'>copy-gap-buffer</a></span> _src-ah: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>), _dest-ah: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="Delimiter">{</span>
+<span id="L428" class="LineNr">428 </span>  <span class="muComment"># obtain src-a, dest-a</span>
+<span id="L429" class="LineNr">429 </span>  <span class="PreProc">var</span> src-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _src-ah
+<span id="L430" class="LineNr">430 </span>  <span class="PreProc">var</span> _src-a/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-ah
+<span id="L431" class="LineNr">431 </span>  <span class="PreProc">var</span> src-a/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _src-a
+<span id="L432" class="LineNr">432 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L433" class="LineNr">433 </span>  <span class="PreProc">var</span> _dest-a/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L434" class="LineNr">434 </span>  <span class="PreProc">var</span> dest-a/<span class="Constant">edi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _dest-a
+<span id="L435" class="LineNr">435 </span>  <span class="muComment"># copy left grapheme-stack</span>
+<span id="L436" class="LineNr">436 </span>  <span class="PreProc">var</span> src/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get src-a, left
+<span id="L437" class="LineNr">437 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get dest-a, left
+<span id="L438" class="LineNr">438 </span>  <a href='shell/grapheme-stack.mu.html#L62'>copy-grapheme-stack</a> src, dest
+<span id="L439" class="LineNr">439 </span>  <span class="muComment"># copy right grapheme-stack</span>
+<span id="L440" class="LineNr">440 </span>  src <span class="SpecialChar">&lt;-</span> get src-a, right
+<span id="L441" class="LineNr">441 </span>  dest <span class="SpecialChar">&lt;-</span> get dest-a, right
+<span id="L442" class="LineNr">442 </span>  <a href='shell/grapheme-stack.mu.html#L62'>copy-grapheme-stack</a> src, dest
+<span id="L443" class="LineNr">443 </span><span class="Delimiter">}</span>
+<span id="L444" class="LineNr">444 </span>
+<span id="L445" class="LineNr">445 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/gap-buffer.mu.html#L445'>gap-buffer-is-decimal-integer?</a></span> _self: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L446" class="LineNr">446 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L447" class="LineNr">447 </span>  <span class="PreProc">var</span> curr/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get self, left
+<span id="L448" class="LineNr">448 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L223'>grapheme-stack-is-decimal-integer?</a> curr
+<span id="L449" class="LineNr">449 </span>  <span class="Delimiter">{</span>
+<span id="L450" class="LineNr">450 </span>    compare result, <span class="Constant">0</span>/false
+<span id="L451" class="LineNr">451 </span>    <span class="PreProc">break-if-=</span>
+<span id="L452" class="LineNr">452 </span>    curr <span class="SpecialChar">&lt;-</span> get self, right
+<span id="L453" class="LineNr">453 </span>    result <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L223'>grapheme-stack-is-decimal-integer?</a> curr
+<span id="L454" class="LineNr">454 </span>  <span class="Delimiter">}</span>
+<span id="L455" class="LineNr">455 </span>  <span class="PreProc">return</span> result
+<span id="L456" class="LineNr">456 </span><span class="Delimiter">}</span>
+<span id="L457" class="LineNr">457 </span>
+<span id="L458" class="LineNr">458 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L458'>test-render-gap-buffer-without-cursor</a></span> <span class="Delimiter">{</span>
+<span id="L459" class="LineNr">459 </span>  <span class="muComment"># setup</span>
+<span id="L460" class="LineNr">460 </span>  <span class="PreProc">var</span> gap-storage: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L461" class="LineNr">461 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address gap-storage
+<span id="L462" class="LineNr">462 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> gap, <span class="Constant">&quot;abc&quot;</span>
+<span id="L463" class="LineNr">463 </span>  <span class="muComment"># setup: screen</span>
+<span id="L464" class="LineNr">464 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L465" class="LineNr">465 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L466" class="LineNr">466 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L467" class="LineNr">467 </span>  <span class="muComment">#</span>
+<span id="L468" class="LineNr">468 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a> <a href='500text-screen.mu.html#L9'>screen</a>, gap, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0</span>/no-cursor
+<span id="L469" class="LineNr">469 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - test-render-gap-buffer-without-cursor&quot;</span>
+<span id="L470" class="LineNr">470 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">4</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L458'>test-render-gap-buffer-without-cursor</a>: result&quot;</span>
+<span id="L471" class="LineNr">471 </span>                                                                <span class="muComment"># abc</span>
+<span id="L472" class="LineNr">472 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot;    &quot;</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L458'>test-render-gap-buffer-without-cursor</a>: bg&quot;</span>
+<span id="L473" class="LineNr">473 </span><span class="Delimiter">}</span>
+<span id="L474" class="LineNr">474 </span>
+<span id="L475" class="LineNr">475 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L475'>test-render-gap-buffer-with-cursor-at-end</a></span> <span class="Delimiter">{</span>
+<span id="L476" class="LineNr">476 </span>  <span class="muComment"># setup</span>
+<span id="L477" class="LineNr">477 </span>  <span class="PreProc">var</span> gap-storage: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L478" class="LineNr">478 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address gap-storage
+<span id="L479" class="LineNr">479 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> gap, <span class="Constant">&quot;abc&quot;</span>
+<span id="L480" class="LineNr">480 </span>  <a href='shell/gap-buffer.mu.html#L132'>gap-to-end</a> gap
+<span id="L481" class="LineNr">481 </span>  <span class="muComment"># setup: screen</span>
+<span id="L482" class="LineNr">482 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L483" class="LineNr">483 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L484" class="LineNr">484 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L485" class="LineNr">485 </span>  <span class="muComment">#</span>
+<span id="L486" class="LineNr">486 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a> <a href='500text-screen.mu.html#L9'>screen</a>, gap, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">1</span>/show-cursor
+<span id="L487" class="LineNr">487 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - test-render-gap-buffer-with-cursor-at-end&quot;</span>
+<span id="L488" class="LineNr">488 </span>  <span class="muComment"># we've drawn one extra grapheme for the cursor</span>
+<span id="L489" class="LineNr">489 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">4</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L475'>test-render-gap-buffer-with-cursor-at-end</a>: result&quot;</span>
+<span id="L490" class="LineNr">490 </span>                                                                <span class="muComment"># abc</span>
+<span id="L491" class="LineNr">491 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot;   |&quot;</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L475'>test-render-gap-buffer-with-cursor-at-end</a>: bg&quot;</span>
+<span id="L492" class="LineNr">492 </span><span class="Delimiter">}</span>
+<span id="L493" class="LineNr">493 </span>
+<span id="L494" class="LineNr">494 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L494'>test-render-gap-buffer-with-cursor-in-middle</a></span> <span class="Delimiter">{</span>
+<span id="L495" class="LineNr">495 </span>  <span class="muComment"># setup</span>
+<span id="L496" class="LineNr">496 </span>  <span class="PreProc">var</span> gap-storage: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L497" class="LineNr">497 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address gap-storage
+<span id="L498" class="LineNr">498 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> gap, <span class="Constant">&quot;abc&quot;</span>
+<span id="L499" class="LineNr">499 </span>  <a href='shell/gap-buffer.mu.html#L132'>gap-to-end</a> gap
+<span id="L500" class="LineNr">500 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> gap
+<span id="L501" class="LineNr">501 </span>  <span class="muComment"># setup: screen</span>
+<span id="L502" class="LineNr">502 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L503" class="LineNr">503 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L504" class="LineNr">504 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L505" class="LineNr">505 </span>  <span class="muComment">#</span>
+<span id="L506" class="LineNr">506 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a> <a href='500text-screen.mu.html#L9'>screen</a>, gap, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">1</span>/show-cursor
+<span id="L507" class="LineNr">507 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - test-render-gap-buffer-with-cursor-in-middle&quot;</span>
+<span id="L508" class="LineNr">508 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">4</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L494'>test-render-gap-buffer-with-cursor-in-middle</a>: result&quot;</span>
+<span id="L509" class="LineNr">509 </span>                                                                <span class="muComment"># abc</span>
+<span id="L510" class="LineNr">510 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot;  | &quot;</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L494'>test-render-gap-buffer-with-cursor-in-middle</a>: bg&quot;</span>
+<span id="L511" class="LineNr">511 </span><span class="Delimiter">}</span>
+<span id="L512" class="LineNr">512 </span>
+<span id="L513" class="LineNr">513 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/gap-buffer.mu.html#L513'>test-render-gap-buffer-with-cursor-at-start</a></span> <span class="Delimiter">{</span>
+<span id="L514" class="LineNr">514 </span>  <span class="PreProc">var</span> gap-storage: <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>
+<span id="L515" class="LineNr">515 </span>  <span class="PreProc">var</span> gap/<span class="Constant">esi</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> address gap-storage
+<span id="L516" class="LineNr">516 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> gap, <span class="Constant">&quot;abc&quot;</span>
+<span id="L517" class="LineNr">517 </span>  <a href='shell/gap-buffer.mu.html#L124'>gap-to-start</a> gap
+<span id="L518" class="LineNr">518 </span>  <span class="muComment"># setup: screen</span>
+<span id="L519" class="LineNr">519 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L520" class="LineNr">520 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L521" class="LineNr">521 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L522" class="LineNr">522 </span>  <span class="muComment">#</span>
+<span id="L523" class="LineNr">523 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a> <a href='500text-screen.mu.html#L9'>screen</a>, gap, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">1</span>/show-cursor
+<span id="L524" class="LineNr">524 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - test-render-gap-buffer-with-cursor-at-start&quot;</span>
+<span id="L525" class="LineNr">525 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">4</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L513'>test-render-gap-buffer-with-cursor-at-start</a>: result&quot;</span>
+<span id="L526" class="LineNr">526 </span>                                                                <span class="muComment"># abc</span>
+<span id="L527" class="LineNr">527 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot;|   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/gap-buffer.mu.html#L513'>test-render-gap-buffer-with-cursor-at-start</a>: bg&quot;</span>
+<span id="L528" class="LineNr">528 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/grapheme-stack.mu.html b/html/baremetal/shell/grapheme-stack.mu.html
new file mode 100644
index 00000000..b77ff59d
--- /dev/null
+++ b/html/baremetal/shell/grapheme-stack.mu.html
@@ -0,0 +1,305 @@
+<!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 - baremetal/shell/grapheme-stack.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
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+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/grapheme-stack.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/grapheme-stack.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="muComment"># grapheme stacks are the smallest unit of editable text</span>
+<span id="L2" class="LineNr">  2 </span><span class="muComment"># they are typically rendered horizontally</span>
+<span id="L3" class="LineNr">  3 </span>
+<span id="L4" class="LineNr">  4 </span><span class="PreProc">type</span> <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a> <span class="Delimiter">{</span>
+<span id="L5" class="LineNr">  5 </span>  data: (handle array grapheme)
+<span id="L6" class="LineNr">  6 </span>  top: int
+<span id="L7" class="LineNr">  7 </span><span class="Delimiter">}</span>
+<span id="L8" class="LineNr">  8 </span>
+<span id="L9" class="LineNr">  9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), n: int <span class="Delimiter">{</span>
+<span id="L10" class="LineNr"> 10 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L11" class="LineNr"> 11 </span>  <span class="PreProc">var</span> d/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L12" class="LineNr"> 12 </span>  populate d, n
+<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L14" class="LineNr"> 14 </span>  copy-to *top, <span class="Constant">0</span>
+<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">}</span>
+<span id="L16" class="LineNr"> 16 </span>
+<span id="L17" class="LineNr"> 17 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L17'>clear-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="Delimiter">{</span>
+<span id="L18" class="LineNr"> 18 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L19" class="LineNr"> 19 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L20" class="LineNr"> 20 </span>  copy-to *top, <span class="Constant">0</span>
+<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span>
+<span id="L22" class="LineNr"> 22 </span>
+<span id="L23" class="LineNr"> 23 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L24" class="LineNr"> 24 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L25" class="LineNr"> 25 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L26" class="LineNr"> 26 </span>  compare *top, <span class="Constant">0</span>
+<span id="L27" class="LineNr"> 27 </span>  <span class="Delimiter">{</span>
+<span id="L28" class="LineNr"> 28 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L29" class="LineNr"> 29 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
+<span id="L30" class="LineNr"> 30 </span>  <span class="Delimiter">}</span>
+<span id="L31" class="LineNr"> 31 </span>  <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span>
+<span id="L33" class="LineNr"> 33 </span>
+<span id="L34" class="LineNr"> 34 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), _val: grapheme <span class="Delimiter">{</span>
+<span id="L35" class="LineNr"> 35 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L36" class="LineNr"> 36 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L37" class="LineNr"> 37 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L38" class="LineNr"> 38 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L39" class="LineNr"> 39 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L40" class="LineNr"> 40 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, top
+<span id="L41" class="LineNr"> 41 </span>  <span class="PreProc">var</span> val/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _val
+<span id="L42" class="LineNr"> 42 </span>  copy-to *dest-addr, val
+<span id="L43" class="LineNr"> 43 </span>  add-to *top-addr, <span class="Constant">1</span>
+<span id="L44" class="LineNr"> 44 </span><span class="Delimiter">}</span>
+<span id="L45" class="LineNr"> 45 </span>
+<span id="L46" class="LineNr"> 46 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L47" class="LineNr"> 47 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L48" class="LineNr"> 48 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L49" class="LineNr"> 49 </span>  <span class="Delimiter">{</span>
+<span id="L50" class="LineNr"> 50 </span>    compare *top-addr, <span class="Constant">0</span>
+<span id="L51" class="LineNr"> 51 </span>    <span class="PreProc">break-if-&gt;</span>
+<span id="L52" class="LineNr"> 52 </span>    <span class="PreProc">return</span> <span class="Constant">-1</span>
+<span id="L53" class="LineNr"> 53 </span>  <span class="Delimiter">}</span>
+<span id="L54" class="LineNr"> 54 </span>  subtract-from *top-addr, <span class="Constant">1</span>
+<span id="L55" class="LineNr"> 55 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L56" class="LineNr"> 56 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L57" class="LineNr"> 57 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L58" class="LineNr"> 58 </span>  <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, top
+<span id="L59" class="LineNr"> 59 </span>  <span class="PreProc">return</span> *result-addr
+<span id="L60" class="LineNr"> 60 </span><span class="Delimiter">}</span>
+<span id="L61" class="LineNr"> 61 </span>
+<span id="L62" class="LineNr"> 62 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L62'>copy-grapheme-stack</a></span> _src: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), dest: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="Delimiter">{</span>
+<span id="L63" class="LineNr"> 63 </span>  <span class="PreProc">var</span> src/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _src
+<span id="L64" class="LineNr"> 64 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get src, data
+<span id="L65" class="LineNr"> 65 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L66" class="LineNr"> 66 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L67" class="LineNr"> 67 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get src, top
+<span id="L68" class="LineNr"> 68 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L69" class="LineNr"> 69 </span>  <span class="Delimiter">{</span>
+<span id="L70" class="LineNr"> 70 </span>    compare i, *top-addr
+<span id="L71" class="LineNr"> 71 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L72" class="LineNr"> 72 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L73" class="LineNr"> 73 </span>    <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> dest, *g
+<span id="L74" class="LineNr"> 74 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L75" class="LineNr"> 75 </span>    <span class="PreProc">loop</span>
+<span id="L76" class="LineNr"> 76 </span>  <span class="Delimiter">}</span>
+<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">}</span>
+<span id="L78" class="LineNr"> 78 </span>
+<span id="L79" class="LineNr"> 79 </span><span class="muComment"># dump stack to screen from bottom to top</span>
+<span id="L80" class="LineNr"> 80 </span><span class="muComment"># colors hardcoded</span>
+<span id="L81" class="LineNr"> 81 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L81'>render-stack-from-bottom</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L82" class="LineNr"> 82 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L83" class="LineNr"> 83 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L84" class="LineNr"> 84 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L85" class="LineNr"> 85 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L86" class="LineNr"> 86 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L87" class="LineNr"> 87 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L88" class="LineNr"> 88 </span>  <span class="Delimiter">{</span>
+<span id="L89" class="LineNr"> 89 </span>    compare i, *top-addr
+<span id="L90" class="LineNr"> 90 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L91" class="LineNr"> 91 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L92" class="LineNr"> 92 </span>    <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
+<span id="L93" class="LineNr"> 93 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L94" class="LineNr"> 94 </span>    increment x  <span class="muComment"># assume left to right</span>
+<span id="L95" class="LineNr"> 95 </span>    <span class="PreProc">loop</span>
+<span id="L96" class="LineNr"> 96 </span>  <span class="Delimiter">}</span>
+<span id="L97" class="LineNr"> 97 </span>  <span class="PreProc">return</span> x
+<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">}</span>
+<span id="L99" class="LineNr"> 99 </span>
+<span id="L100" class="LineNr">100 </span><span class="muComment"># dump stack to screen from top to bottom</span>
+<span id="L101" class="LineNr">101 </span><span class="muComment"># optionally render a 'cursor' with the top grapheme</span>
+<span id="L102" class="LineNr">102 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L104" class="LineNr">104 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L105" class="LineNr">105 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L106" class="LineNr">106 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L107" class="LineNr">107 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L108" class="LineNr">108 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L109" class="LineNr">109 </span>  i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L110" class="LineNr">110 </span>  <span class="muComment"># if render-cursor?, peel off first iteration</span>
+<span id="L111" class="LineNr">111 </span>  <span class="Delimiter">{</span>
+<span id="L112" class="LineNr">112 </span>    compare render-cursor?, <span class="Constant">0</span>/false
+<span id="L113" class="LineNr">113 </span>    <span class="PreProc">break-if-=</span>
+<span id="L114" class="LineNr">114 </span>    compare i, <span class="Constant">0</span>
+<span id="L115" class="LineNr">115 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L116" class="LineNr">116 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L117" class="LineNr">117 </span>    <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">7</span>/bg=cursor
+<span id="L118" class="LineNr">118 </span>    i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L119" class="LineNr">119 </span>    increment x  <span class="muComment"># assume left to right</span>
+<span id="L120" class="LineNr">120 </span>  <span class="Delimiter">}</span>
+<span id="L121" class="LineNr">121 </span>  <span class="muComment"># remaining iterations</span>
+<span id="L122" class="LineNr">122 </span>  <span class="Delimiter">{</span>
+<span id="L123" class="LineNr">123 </span>    compare i, <span class="Constant">0</span>
+<span id="L124" class="LineNr">124 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L125" class="LineNr">125 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L126" class="LineNr">126 </span>    <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
+<span id="L127" class="LineNr">127 </span>    i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L128" class="LineNr">128 </span>    increment x  <span class="muComment"># assume left to right</span>
+<span id="L129" class="LineNr">129 </span>    <span class="PreProc">loop</span>
+<span id="L130" class="LineNr">130 </span>  <span class="Delimiter">}</span>
+<span id="L131" class="LineNr">131 </span>  <span class="PreProc">return</span> x
+<span id="L132" class="LineNr">132 </span><span class="Delimiter">}</span>
+<span id="L133" class="LineNr">133 </span>
+<span id="L134" class="LineNr">134 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a></span> <span class="Delimiter">{</span>
+<span id="L135" class="LineNr">135 </span>  <span class="muComment"># setup: gs = &quot;abc&quot;</span>
+<span id="L136" class="LineNr">136 </span>  <span class="PreProc">var</span> gs-storage: <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>
+<span id="L137" class="LineNr">137 </span>  <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> address gs-storage
+<span id="L138" class="LineNr">138 </span>  <a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
+<span id="L139" class="LineNr">139 </span>  <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>/a
+<span id="L140" class="LineNr">140 </span>  <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g
+<span id="L141" class="LineNr">141 </span>  g <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x62</span>/b
+<span id="L142" class="LineNr">142 </span>  <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g
+<span id="L143" class="LineNr">143 </span>  g <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x63</span>/c
+<span id="L144" class="LineNr">144 </span>  <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g
+<span id="L145" class="LineNr">145 </span>  <span class="muComment"># setup: screen</span>
+<span id="L146" class="LineNr">146 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L147" class="LineNr">147 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L148" class="LineNr">148 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L149" class="LineNr">149 </span>  <span class="muComment">#</span>
+<span id="L150" class="LineNr">150 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L81'>render-stack-from-bottom</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
+<span id="L151" class="LineNr">151 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom&quot;</span>
+<span id="L152" class="LineNr">152 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom: result&quot;</span>
+<span id="L153" class="LineNr">153 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot;   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom: bg&quot;</span>
+<span id="L154" class="LineNr">154 </span>  <span class="muComment">#</span>
+<span id="L155" class="LineNr">155 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">1</span>/y, <span class="Constant">0</span>/cursor=false
+<span id="L156" class="LineNr">156 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor&quot;</span>
+<span id="L157" class="LineNr">157 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: result&quot;</span>
+<span id="L158" class="LineNr">158 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">1</span>/y, <span class="Constant">&quot;   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: bg&quot;</span>
+<span id="L159" class="LineNr">159 </span>  <span class="muComment">#</span>
+<span id="L160" class="LineNr">160 </span>  <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
+<span id="L161" class="LineNr">161 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top with cursor&quot;</span>
+<span id="L162" class="LineNr">162 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: result&quot;</span>
+<span id="L163" class="LineNr">163 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">&quot;|   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top with cursor: bg&quot;</span>
+<span id="L164" class="LineNr">164 </span><span class="Delimiter">}</span>
+<span id="L165" class="LineNr">165 </span>
+<span id="L166" class="LineNr">166 </span><span class="muComment"># compare from bottom</span>
+<span id="L167" class="LineNr">167 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
+<span id="L168" class="LineNr">168 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L168'>prefix-match?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L169" class="LineNr">169 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L170" class="LineNr">170 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L171" class="LineNr">171 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L172" class="LineNr">172 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L173" class="LineNr">173 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L174" class="LineNr">174 </span>  <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L175" class="LineNr">175 </span>  <span class="Delimiter">{</span>
+<span id="L176" class="LineNr">176 </span>    compare i, *top-addr
+<span id="L177" class="LineNr">177 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L178" class="LineNr">178 </span>    <span class="muComment"># if curr != expected, return false</span>
+<span id="L179" class="LineNr">179 </span>    <span class="Delimiter">{</span>
+<span id="L180" class="LineNr">180 </span>      <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L181" class="LineNr">181 </span>      <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> s
+<span id="L182" class="LineNr">182 </span>      <span class="Delimiter">{</span>
+<span id="L183" class="LineNr">183 </span>        compare expected, *curr-a
+<span id="L184" class="LineNr">184 </span>        <span class="PreProc">break-if-=</span>
+<span id="L185" class="LineNr">185 </span>        <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L186" class="LineNr">186 </span>      <span class="Delimiter">}</span>
+<span id="L187" class="LineNr">187 </span>    <span class="Delimiter">}</span>
+<span id="L188" class="LineNr">188 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L189" class="LineNr">189 </span>    <span class="PreProc">loop</span>
+<span id="L190" class="LineNr">190 </span>  <span class="Delimiter">}</span>
+<span id="L191" class="LineNr">191 </span>  <span class="PreProc">return</span> <span class="Constant">1</span>   <span class="muComment"># true</span>
+<span id="L192" class="LineNr">192 </span><span class="Delimiter">}</span>
+<span id="L193" class="LineNr">193 </span>
+<span id="L194" class="LineNr">194 </span><span class="muComment"># compare from bottom</span>
+<span id="L195" class="LineNr">195 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
+<span id="L196" class="LineNr">196 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L196'>suffix-match?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L197" class="LineNr">197 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L198" class="LineNr">198 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L199" class="LineNr">199 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L200" class="LineNr">200 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L201" class="LineNr">201 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L202" class="LineNr">202 </span>  <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L203" class="LineNr">203 </span>  i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L204" class="LineNr">204 </span>  <span class="Delimiter">{</span>
+<span id="L205" class="LineNr">205 </span>    compare i, <span class="Constant">0</span>
+<span id="L206" class="LineNr">206 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L207" class="LineNr">207 </span>    <span class="Delimiter">{</span>
+<span id="L208" class="LineNr">208 </span>      <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L209" class="LineNr">209 </span>      <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> s
+<span id="L210" class="LineNr">210 </span>      <span class="muComment"># if curr != expected, return false</span>
+<span id="L211" class="LineNr">211 </span>      <span class="Delimiter">{</span>
+<span id="L212" class="LineNr">212 </span>        compare expected, *curr-a
+<span id="L213" class="LineNr">213 </span>        <span class="PreProc">break-if-=</span>
+<span id="L214" class="LineNr">214 </span>        <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L215" class="LineNr">215 </span>      <span class="Delimiter">}</span>
+<span id="L216" class="LineNr">216 </span>    <span class="Delimiter">}</span>
+<span id="L217" class="LineNr">217 </span>    i <span class="SpecialChar">&lt;-</span> decrement
+<span id="L218" class="LineNr">218 </span>    <span class="PreProc">loop</span>
+<span id="L219" class="LineNr">219 </span>  <span class="Delimiter">}</span>
+<span id="L220" class="LineNr">220 </span>  <span class="PreProc">return</span> <span class="Constant">1</span>   <span class="muComment"># true</span>
+<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span>
+<span id="L222" class="LineNr">222 </span>
+<span id="L223" class="LineNr">223 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L223'>grapheme-stack-is-decimal-integer?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L224" class="LineNr">224 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L225" class="LineNr">225 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L226" class="LineNr">226 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L227" class="LineNr">227 </span>  <span class="PreProc">var</span> data/<span class="Constant">edx</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L228" class="LineNr">228 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L229" class="LineNr">229 </span>  <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L230" class="LineNr">230 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> copy <span class="Constant">1</span>/true
+<span id="L231" class="LineNr">231 </span>  $grapheme-stack-is-integer?:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L232" class="LineNr">232 </span>    compare i, *top-addr
+<span id="L233" class="LineNr">233 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L234" class="LineNr">234 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index data, i
+<span id="L235" class="LineNr">235 </span>    result <span class="SpecialChar">&lt;-</span> <a href='126write-int-decimal.subx.html#L299'>is-decimal-digit?</a> *g
+<span id="L236" class="LineNr">236 </span>    compare result, <span class="Constant">0</span>/false
+<span id="L237" class="LineNr">237 </span>    <span class="PreProc">break-if-=</span>
+<span id="L238" class="LineNr">238 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L239" class="LineNr">239 </span>    <span class="PreProc">loop</span>
+<span id="L240" class="LineNr">240 </span>  <span class="Delimiter">}</span>
+<span id="L241" class="LineNr">241 </span>  <span class="PreProc">return</span> result
+<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/line.mu.html b/html/baremetal/shell/line.mu.html
new file mode 100644
index 00000000..c106a0ea
--- /dev/null
+++ b/html/baremetal/shell/line.mu.html
@@ -0,0 +1,298 @@
+<!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 - baremetal/shell/line.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
+<meta name="colorscheme" content="minimal-light">
+<style type="text/css">
+<!--
+pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.PreProc { color: #c000c0; }
+.LineNr { }
+.CommentedCode { color: #8a8a8a; }
+.Constant { color: #008787; }
+.SpecialChar { color: #d70000; }
+.Delimiter { color: #c000c0; }
+.muFunction { color: #af5f00; text-decoration: underline; }
+.muTest { color: #5f8700; }
+.muComment { color: #005faf; }
+-->
+</style>
+
+<script type='text/javascript'>
+<!--
+
+/* function to open any folds containing a jumped-to line before jumping to it */
+function JumpToLine()
+{
+  var lineNum;
+  lineNum = window.location.hash;
+  lineNum = lineNum.substr(1); /* strip off '#' */
+
+  if (lineNum.indexOf('L') == -1) {
+    lineNum = 'L'+lineNum;
+  }
+  var lineElem = document.getElementById(lineNum);
+  /* Always jump to new location even if the line was hidden inside a fold, or
+   * we corrected the raw number to a line ID.
+   */
+  if (lineElem) {
+    lineElem.scrollIntoView(true);
+  }
+  return true;
+}
+if ('onhashchange' in window) {
+  window.onhashchange = JumpToLine;
+}
+
+-->
+</script>
+</head>
+<body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/line.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/line.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="PreProc">type</span> <a href='shell/line.mu.html#L1'>line</a> <span class="Delimiter">{</span>
+<span id="L2" class="LineNr">  2 </span>  name: (handle array byte)
+<span id="L3" class="LineNr">  3 </span>  data: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L4" class="LineNr">  4 </span>  cursor: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L5" class="LineNr">  5 </span>  next: (handle <a href='shell/line.mu.html#L1'>line</a>)
+<span id="L6" class="LineNr">  6 </span>  prev: (handle <a href='shell/line.mu.html#L1'>line</a>)
+<span id="L7" class="LineNr">  7 </span><span class="Delimiter">}</span>
+<span id="L8" class="LineNr">  8 </span>
+<span id="L9" class="LineNr">  9 </span><span class="muComment"># initialize line with a single empty word</span>
+<span id="L10" class="LineNr"> 10 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L10'>initialize-line</a></span> _line: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="Delimiter">{</span>
+<span id="L11" class="LineNr"> 11 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _line
+<span id="L12" class="LineNr"> 12 </span>  <span class="PreProc">var</span> word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, data
+<span id="L13" class="LineNr"> 13 </span>  <a href='120allocate.subx.html#L43'>allocate</a> word-ah
+<span id="L14" class="LineNr"> 14 </span>  <span class="PreProc">var</span> cursor-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, cursor
+<span id="L15" class="LineNr"> 15 </span>  copy-object word-ah, cursor-ah
+<span id="L16" class="LineNr"> 16 </span>  <span class="PreProc">var</span> <a href='shell/word.mu.html#L1'>word</a>/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *word-ah
+<span id="L17" class="LineNr"> 17 </span>  <a href='shell/word.mu.html#L7'>initialize-word</a> <a href='shell/word.mu.html#L1'>word</a>
+<span id="L18" class="LineNr"> 18 </span><span class="Delimiter">}</span>
+<span id="L19" class="LineNr"> 19 </span>
+<span id="L20" class="LineNr"> 20 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L20'>num-words-in-line</a></span> _in: (addr <a href='shell/line.mu.html#L1'>line</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L21" class="LineNr"> 21 </span>  <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _in
+<span id="L22" class="LineNr"> 22 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get in, data
+<span id="L23" class="LineNr"> 23 </span>  <span class="PreProc">var</span> result/<span class="Constant">edi</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L24" class="LineNr"> 24 </span>  <span class="Delimiter">{</span>
+<span id="L25" class="LineNr"> 25 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L26" class="LineNr"> 26 </span>    compare curr, <span class="Constant">0</span>
+<span id="L27" class="LineNr"> 27 </span>    <span class="PreProc">break-if-=</span>
+<span id="L28" class="LineNr"> 28 </span>    curr-ah <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L29" class="LineNr"> 29 </span>    result <span class="SpecialChar">&lt;-</span> increment
+<span id="L30" class="LineNr"> 30 </span>    <span class="PreProc">loop</span>
+<span id="L31" class="LineNr"> 31 </span>  <span class="Delimiter">}</span>
+<span id="L32" class="LineNr"> 32 </span>  <span class="PreProc">return</span> result
+<span id="L33" class="LineNr"> 33 </span><span class="Delimiter">}</span>
+<span id="L34" class="LineNr"> 34 </span>
+<span id="L35" class="LineNr"> 35 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L35'>line-list-length</a></span> lines: (addr handle <a href='shell/line.mu.html#L1'>line</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L36" class="LineNr"> 36 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy lines
+<span id="L37" class="LineNr"> 37 </span>  <span class="PreProc">var</span> result/<span class="Constant">edi</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L38" class="LineNr"> 38 </span>  <span class="Delimiter">{</span>
+<span id="L39" class="LineNr"> 39 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L40" class="LineNr"> 40 </span>    compare curr, <span class="Constant">0</span>
+<span id="L41" class="LineNr"> 41 </span>    <span class="PreProc">break-if-=</span>
+<span id="L42" class="LineNr"> 42 </span>    curr-ah <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L43" class="LineNr"> 43 </span>    result <span class="SpecialChar">&lt;-</span> increment
+<span id="L44" class="LineNr"> 44 </span>    <span class="PreProc">loop</span>
+<span id="L45" class="LineNr"> 45 </span>  <span class="Delimiter">}</span>
+<span id="L46" class="LineNr"> 46 </span>  <span class="PreProc">return</span> result
+<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">}</span>
+<span id="L48" class="LineNr"> 48 </span>
+<span id="L49" class="LineNr"> 49 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L49'>render-line</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _line: (addr <a href='shell/line.mu.html#L1'>line</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L50" class="LineNr"> 50 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">eax</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _line
+<span id="L51" class="LineNr"> 51 </span>  <span class="PreProc">var</span> first-word-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, data
+<span id="L52" class="LineNr"> 52 </span>  <span class="muComment"># cursor-word</span>
+<span id="L53" class="LineNr"> 53 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">edi</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L54" class="LineNr"> 54 </span>  compare render-cursor?, <span class="Constant">0</span>/false
+<span id="L55" class="LineNr"> 55 </span>  <span class="Delimiter">{</span>
+<span id="L56" class="LineNr"> 56 </span>    <span class="PreProc">break-if-=</span>
+<span id="L57" class="LineNr"> 57 </span>    <span class="PreProc">var</span> cursor-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, cursor
+<span id="L58" class="LineNr"> 58 </span>    <span class="PreProc">var</span> _cursor-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *cursor-word-ah
+<span id="L59" class="LineNr"> 59 </span>    cursor-word <span class="SpecialChar">&lt;-</span> copy _cursor-word
+<span id="L60" class="LineNr"> 60 </span>  <span class="Delimiter">}</span>
+<span id="L61" class="LineNr"> 61 </span>  <span class="muComment">#</span>
+<span id="L62" class="LineNr"> 62 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, first-word-ah, x, y, cursor-word
+<span id="L63" class="LineNr"> 63 </span>  <span class="PreProc">return</span> result
+<span id="L64" class="LineNr"> 64 </span><span class="Delimiter">}</span>
+<span id="L65" class="LineNr"> 65 </span>
+<span id="L66" class="LineNr"> 66 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L66'>parse-line</a></span> in: (addr array byte), _out: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="Delimiter">{</span>
+<span id="L67" class="LineNr"> 67 </span>  <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _out
+<span id="L68" class="LineNr"> 68 </span>  <a href='shell/line.mu.html#L10'>initialize-line</a> out
+<span id="L69" class="LineNr"> 69 </span>  <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get out, data
+<span id="L70" class="LineNr"> 70 </span>  <a href='shell/word.mu.html#L695'>parse-words</a> in, dest
+<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">}</span>
+<span id="L72" class="LineNr"> 72 </span>
+<span id="L73" class="LineNr"> 73 </span><span class="CommentedCode">#? fn main {</span>
+<span id="L74" class="LineNr"> 74 </span><span class="CommentedCode">#?   # line = [aaa, bbb, ccc, ddd]</span>
+<span id="L75" class="LineNr"> 75 </span><span class="CommentedCode">#?   var line-storage: line</span>
+<span id="L76" class="LineNr"> 76 </span><span class="CommentedCode">#?   var w-ah/eax: (addr handle word) &lt;- get line-storage, data</span>
+<span id="L77" class="LineNr"> 77 </span><span class="CommentedCode">#?   allocate-word-with w-ah, &quot;aaa&quot;</span>
+<span id="L78" class="LineNr"> 78 </span><span class="CommentedCode">#?   append-word-at-end-with w-ah, &quot;bbb&quot;</span>
+<span id="L79" class="LineNr"> 79 </span><span class="CommentedCode">#?   append-word-at-end-with w-ah, &quot;ccc&quot;</span>
+<span id="L80" class="LineNr"> 80 </span><span class="CommentedCode">#?   append-word-at-end-with w-ah, &quot;ddd&quot;</span>
+<span id="L81" class="LineNr"> 81 </span><span class="CommentedCode">#?   var cursor-ah/ecx: (addr handle word) &lt;- get line-storage, cursor</span>
+<span id="L82" class="LineNr"> 82 </span><span class="CommentedCode">#?   var w/eax: (addr word) &lt;- lookup *w-ah</span>
+<span id="L83" class="LineNr"> 83 </span><span class="CommentedCode">#?   var next-ah/eax: (addr handle word) &lt;- get w, next</span>
+<span id="L84" class="LineNr"> 84 </span><span class="CommentedCode">#?   copy-object next-ah, cursor-ah</span>
+<span id="L85" class="LineNr"> 85 </span><span class="CommentedCode">#?   var line-addr/eax: (addr line) &lt;- address line-storage</span>
+<span id="L86" class="LineNr"> 86 </span><span class="CommentedCode">#?   var dummy/eax: int &lt;- render-line 0/screen, line-addr, 0/x, 0/y, 1/render-cursor</span>
+<span id="L87" class="LineNr"> 87 </span><span class="CommentedCode">#? }</span>
+<span id="L88" class="LineNr"> 88 </span>
+<span id="L89" class="LineNr"> 89 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L89'>render-line-with-stack</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _line: (addr <a href='shell/line.mu.html#L1'>line</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
+<span id="L90" class="LineNr"> 90 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _line
+<span id="L91" class="LineNr"> 91 </span>  <span class="muComment"># cursor-word</span>
+<span id="L92" class="LineNr"> 92 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">edi</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L93" class="LineNr"> 93 </span>  compare render-cursor?, <span class="Constant">0</span>/false
+<span id="L94" class="LineNr"> 94 </span>  <span class="Delimiter">{</span>
+<span id="L95" class="LineNr"> 95 </span>    <span class="PreProc">break-if-=</span>
+<span id="L96" class="LineNr"> 96 </span>    <span class="PreProc">var</span> cursor-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, cursor
+<span id="L97" class="LineNr"> 97 </span>    <span class="PreProc">var</span> _cursor-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *cursor-word-ah
+<span id="L98" class="LineNr"> 98 </span>    cursor-word <span class="SpecialChar">&lt;-</span> copy _cursor-word
+<span id="L99" class="LineNr"> 99 </span>  <span class="Delimiter">}</span>
+<span id="L100" class="LineNr">100 </span>  <span class="muComment">#</span>
+<span id="L101" class="LineNr">101 </span>  <span class="PreProc">var</span> curr-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get <a href='shell/line.mu.html#L1'>line</a>, data
+<span id="L102" class="LineNr">102 </span>  <span class="PreProc">var</span> _curr-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-word-ah
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">var</span> curr-word/<span class="Constant">edx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _curr-word
+<span id="L104" class="LineNr">104 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy x  <span class="muComment"># increases each iteration</span>
+<span id="L105" class="LineNr">105 </span>  <span class="PreProc">var</span> new-y/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> copy y  <span class="muComment"># compute max across all iterations</span>
+<span id="L106" class="LineNr">106 </span>  <span class="Delimiter">{</span>
+<span id="L107" class="LineNr">107 </span>    compare curr-word, <span class="Constant">0</span>
+<span id="L108" class="LineNr">108 </span>    <span class="PreProc">break-if-=</span>
+<span id="L109" class="LineNr">109 </span>    <span class="PreProc">var</span> curr-y/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L110" class="LineNr">110 </span>    new-x, curr-y <span class="SpecialChar">&lt;-</span> <a href='shell/line.mu.html#L126'>render-word-with-stack-and-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, <a href='shell/line.mu.html#L1'>line</a>, curr-word, new-x, y, cursor-word
+<span id="L111" class="LineNr">111 </span>    compare curr-y, new-y
+<span id="L112" class="LineNr">112 </span>    <span class="Delimiter">{</span>
+<span id="L113" class="LineNr">113 </span>      <span class="PreProc">break-if-&lt;=</span>
+<span id="L114" class="LineNr">114 </span>      new-y <span class="SpecialChar">&lt;-</span> copy curr-y
+<span id="L115" class="LineNr">115 </span>    <span class="Delimiter">}</span>
+<span id="L116" class="LineNr">116 </span>    new-x <span class="SpecialChar">&lt;-</span> add <span class="Constant">1</span>/inter-word-spacing
+<span id="L117" class="LineNr">117 </span>    <span class="muComment"># update</span>
+<span id="L118" class="LineNr">118 </span>    <span class="PreProc">var</span> next-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr-word, next
+<span id="L119" class="LineNr">119 </span>    <span class="PreProc">var</span> <a href='127next-word.subx.html#L11'>next-word</a>/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-word-ah
+<span id="L120" class="LineNr">120 </span>    curr-word <span class="SpecialChar">&lt;-</span> copy <a href='127next-word.subx.html#L11'>next-word</a>
+<span id="L121" class="LineNr">121 </span>    <span class="PreProc">loop</span>
+<span id="L122" class="LineNr">122 </span>  <span class="Delimiter">}</span>
+<span id="L123" class="LineNr">123 </span>  <span class="PreProc">return</span> new-x, new-y
+<span id="L124" class="LineNr">124 </span><span class="Delimiter">}</span>
+<span id="L125" class="LineNr">125 </span>
+<span id="L126" class="LineNr">126 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L126'>render-word-with-stack-and-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), <a href='shell/line.mu.html#L1'>line</a>: (addr <a href='shell/line.mu.html#L1'>line</a>), curr-word: (addr <a href='shell/word.mu.html#L1'>word</a>), x: int, y: int, _cursor-word-addr: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
+<span id="L127" class="LineNr">127 </span>  <span class="muComment"># print curr-word, with cursor if necessary</span>
+<span id="L128" class="LineNr">128 </span>  <span class="PreProc">var</span> render-cursor?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>/false
+<span id="L129" class="LineNr">129 </span>  <span class="PreProc">var</span> cursor-word-addr/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy _cursor-word-addr
+<span id="L130" class="LineNr">130 </span>  <span class="Delimiter">{</span>
+<span id="L131" class="LineNr">131 </span>    compare cursor-word-addr, curr-word
+<span id="L132" class="LineNr">132 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L133" class="LineNr">133 </span>    render-cursor? <span class="SpecialChar">&lt;-</span> copy <span class="Constant">1</span>/true
+<span id="L134" class="LineNr">134 </span>  <span class="Delimiter">}</span>
+<span id="L135" class="LineNr">135 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L269'>render-word</a> <a href='500text-screen.mu.html#L9'>screen</a>, curr-word, x, y, render-cursor?
+<span id="L136" class="LineNr">136 </span>  <span class="PreProc">var</span> new-x-saved/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy new-x
+<span id="L137" class="LineNr">137 </span>  add-to y, <span class="Constant">2</span>/word-stack-spacing
+<span id="L138" class="LineNr">138 </span>  <span class="muComment"># compute stack until word</span>
+<span id="L139" class="LineNr">139 </span>  <span class="PreProc">var</span> stack-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L140" class="LineNr">140 </span>  <span class="PreProc">var</span> stack/<span class="Constant">edi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address stack-storage
+<span id="L141" class="LineNr">141 </span>  <a href='shell/eval.mu.html#L40'>evaluate</a> <a href='shell/line.mu.html#L1'>line</a>, curr-word, stack
+<span id="L142" class="LineNr">142 </span>  <span class="muComment"># render stack</span>
+<span id="L143" class="LineNr">143 </span>  <span class="PreProc">var</span> new-y/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L144" class="LineNr">144 </span>  new-x, new-y <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L200'>render-value-stack</a> <a href='500text-screen.mu.html#L9'>screen</a>, stack, x, y
+<span id="L145" class="LineNr">145 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, new-x, 0xc/fg, 0/bg</span>
+<span id="L146" class="LineNr">146 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, new-y, 3/fg, 0/bg</span>
+<span id="L147" class="LineNr">147 </span>  compare new-x, new-x-saved
+<span id="L148" class="LineNr">148 </span>  <span class="Delimiter">{</span>
+<span id="L149" class="LineNr">149 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L150" class="LineNr">150 </span>    new-x <span class="SpecialChar">&lt;-</span> copy new-x-saved
+<span id="L151" class="LineNr">151 </span>  <span class="Delimiter">}</span>
+<span id="L152" class="LineNr">152 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, new-x, 7/fg, 0/bg</span>
+<span id="L153" class="LineNr">153 </span>  <span class="PreProc">return</span> new-x, new-y
+<span id="L154" class="LineNr">154 </span><span class="Delimiter">}</span>
+<span id="L155" class="LineNr">155 </span>
+<span id="L156" class="LineNr">156 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/line.mu.html#L156'>test-render-line-with-stack-singleton</a></span> <span class="Delimiter">{</span>
+<span id="L157" class="LineNr">157 </span>  <span class="muComment"># line = [1]</span>
+<span id="L158" class="LineNr">158 </span>  <span class="PreProc">var</span> line-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L159" class="LineNr">159 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address line-storage
+<span id="L160" class="LineNr">160 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1&quot;</span>, <a href='shell/line.mu.html#L1'>line</a>
+<span id="L161" class="LineNr">161 </span>  <span class="muComment"># setup: screen</span>
+<span id="L162" class="LineNr">162 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L163" class="LineNr">163 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L164" class="LineNr">164 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L165" class="LineNr">165 </span>  <span class="muComment">#</span>
+<span id="L166" class="LineNr">166 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L167" class="LineNr">167 </span>  <span class="PreProc">var</span> new-y/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L168" class="LineNr">168 </span>  new-x, new-y <span class="SpecialChar">&lt;-</span> <a href='shell/line.mu.html#L89'>render-line-with-stack</a> <a href='500text-screen.mu.html#L9'>screen</a>, <a href='shell/line.mu.html#L1'>line</a>, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0</span>/no-cursor
+<span id="L169" class="LineNr">169 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;1  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L156'>test-render-line-with-stack-singleton</a>/0&quot;</span>
+<span id="L170" class="LineNr">170 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">&quot;   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L156'>test-render-line-with-stack-singleton</a>/1&quot;</span>
+<span id="L171" class="LineNr">171 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot; 1 &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L156'>test-render-line-with-stack-singleton</a>/2&quot;</span>
+<span id="L172" class="LineNr">172 </span>  <span class="muComment"># not bothering to test hash colors for numbers</span>
+<span id="L173" class="LineNr">173 </span><span class="Delimiter">}</span>
+<span id="L174" class="LineNr">174 </span>
+<span id="L175" class="LineNr">175 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/line.mu.html#L175'>test-render-line-with-stack</a></span> <span class="Delimiter">{</span>
+<span id="L176" class="LineNr">176 </span>  <span class="muComment"># line = [1 2]</span>
+<span id="L177" class="LineNr">177 </span>  <span class="PreProc">var</span> line-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L178" class="LineNr">178 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address line-storage
+<span id="L179" class="LineNr">179 </span>  <a href='shell/line.mu.html#L66'>parse-line</a> <span class="Constant">&quot;1 2&quot;</span>, <a href='shell/line.mu.html#L1'>line</a>
+<span id="L180" class="LineNr">180 </span>  <span class="muComment"># setup: screen</span>
+<span id="L181" class="LineNr">181 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L182" class="LineNr">182 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L183" class="LineNr">183 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L184" class="LineNr">184 </span>  <span class="muComment">#</span>
+<span id="L185" class="LineNr">185 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L186" class="LineNr">186 </span>  <span class="PreProc">var</span> new-y/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L187" class="LineNr">187 </span>  new-x, new-y <span class="SpecialChar">&lt;-</span> <a href='shell/line.mu.html#L89'>render-line-with-stack</a> <a href='500text-screen.mu.html#L9'>screen</a>, <a href='shell/line.mu.html#L1'>line</a>, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0</span>/no-cursor
+<span id="L188" class="LineNr">188 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;1   2 &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L175'>test-render-line-with-stack</a>/0&quot;</span>
+<span id="L189" class="LineNr">189 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">&quot;       &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L175'>test-render-line-with-stack</a>/1&quot;</span>
+<span id="L190" class="LineNr">190 </span>                                <span class="muComment">#___ ___</span>
+<span id="L191" class="LineNr">191 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot; 1   2 &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L175'>test-render-line-with-stack</a>/2&quot;</span>
+<span id="L192" class="LineNr">192 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">3</span>/y, <span class="Constant">&quot;     1 &quot;</span>, <span class="Constant">&quot;F - <a href='shell/line.mu.html#L175'>test-render-line-with-stack</a>/3&quot;</span>
+<span id="L193" class="LineNr">193 </span>  <span class="muComment"># not bothering to test hash colors for numbers</span>
+<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span>
+<span id="L195" class="LineNr">195 </span>
+<span id="L196" class="LineNr">196 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L196'>edit-line</a></span> _self: (addr <a href='shell/line.mu.html#L1'>line</a>), key: byte <span class="Delimiter">{</span>
+<span id="L197" class="LineNr">197 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L198" class="LineNr">198 </span>  <span class="PreProc">var</span> cursor-word-ah/<span class="Constant">edx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, cursor
+<span id="L199" class="LineNr">199 </span>  <span class="PreProc">var</span> _cursor-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *cursor-word-ah
+<span id="L200" class="LineNr">200 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _cursor-word
+<span id="L201" class="LineNr">201 </span>  compare key, <span class="Constant">0x20</span>/space
+<span id="L202" class="LineNr">202 </span>  $edit-line:space: <span class="Delimiter">{</span>
+<span id="L203" class="LineNr">203 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L204" class="LineNr">204 </span>    <a href='shell/word.mu.html#L565'>append-word</a> cursor-word-ah
+<span id="L205" class="LineNr">205 </span>    <span class="PreProc">var</span> next-word-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get cursor-word, next
+<span id="L206" class="LineNr">206 </span>    copy-object next-word-ah, cursor-word-ah
+<span id="L207" class="LineNr">207 </span>    <span class="PreProc">return</span>
+<span id="L208" class="LineNr">208 </span>  <span class="Delimiter">}</span>
+<span id="L209" class="LineNr">209 </span>  <span class="muComment"># otherwise insert key within current word</span>
+<span id="L210" class="LineNr">210 </span>  <span class="PreProc">var</span> g/<span class="Constant">edx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy key
+<span id="L211" class="LineNr">211 </span>  <a href='shell/word.mu.html#L179'>add-grapheme-to-word</a> cursor-word, g
+<span id="L212" class="LineNr">212 </span>  <span class="muComment"># silently ignore other hotkeys</span>
+<span id="L213" class="LineNr">213 </span><span class="Delimiter">}</span>
+<span id="L214" class="LineNr">214 </span>
+<span id="L215" class="LineNr">215 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/line.mu.html#L215'>main</a></span> <span class="Delimiter">{</span>
+<span id="L216" class="LineNr">216 </span>  <span class="PreProc">var</span> line-storage: <a href='shell/line.mu.html#L1'>line</a>
+<span id="L217" class="LineNr">217 </span>  <span class="PreProc">var</span> <a href='shell/line.mu.html#L1'>line</a>/<span class="Constant">esi</span>: (addr <a href='shell/line.mu.html#L1'>line</a>) <span class="SpecialChar">&lt;-</span> address line-storage
+<span id="L218" class="LineNr">218 </span>  <a href='shell/line.mu.html#L10'>initialize-line</a> <a href='shell/line.mu.html#L1'>line</a>
+<span id="L219" class="LineNr">219 </span>  $main:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L220" class="LineNr">220 </span>    <a href='500text-screen.mu.html#L194'>clear-screen</a> <span class="Constant">0</span>/screen
+<span id="L221" class="LineNr">221 </span>    <span class="PreProc">var</span> dummy1/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L222" class="LineNr">222 </span>    <span class="PreProc">var</span> dummy2/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L223" class="LineNr">223 </span>    dummy1, dummy2 <span class="SpecialChar">&lt;-</span> <a href='shell/line.mu.html#L89'>render-line-with-stack</a> <span class="Constant">0</span>/screen, <a href='shell/line.mu.html#L1'>line</a>, <span class="Constant">2</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/show-cursor
+<span id="L224" class="LineNr">224 </span>    <span class="Delimiter">{</span>
+<span id="L225" class="LineNr">225 </span>      <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="SpecialChar">&lt;-</span> <a href='102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
+<span id="L226" class="LineNr">226 </span>      compare key, <span class="Constant">0</span>
+<span id="L227" class="LineNr">227 </span>      <span class="PreProc">loop-if-=</span>
+<span id="L228" class="LineNr">228 </span>      compare key, <span class="Constant">0x71</span>/q
+<span id="L229" class="LineNr">229 </span>      <span class="PreProc">break-if-=</span> $main:<span class="PreProc">loop</span>
+<span id="L230" class="LineNr">230 </span>      <a href='shell/line.mu.html#L196'>edit-line</a> <a href='shell/line.mu.html#L1'>line</a>, key
+<span id="L231" class="LineNr">231 </span>    <span class="Delimiter">}</span>
+<span id="L232" class="LineNr">232 </span>    <span class="PreProc">loop</span>
+<span id="L233" class="LineNr">233 </span>  <span class="Delimiter">}</span>
+<span id="L234" class="LineNr">234 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/value-stack.mu.html b/html/baremetal/shell/value-stack.mu.html
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+<meta http-equiv="content-type" content="text/html; charset=UTF-8">
+<title>Mu - baremetal/shell/value-stack.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
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+  /* Always jump to new location even if the line was hidden inside a fold, or
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+</head>
+<body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/value-stack.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/value-stack.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="muComment"># value stacks encode the result of a program at a single point in time</span>
+<span id="L2" class="LineNr">  2 </span><span class="muComment"># they are typically rendered vertically</span>
+<span id="L3" class="LineNr">  3 </span>
+<span id="L4" class="LineNr">  4 </span><span class="PreProc">type</span> <a href='shell/value-stack.mu.html#L4'>value-stack</a> <span class="Delimiter">{</span>
+<span id="L5" class="LineNr">  5 </span>  data: (handle array <a href='shell/value.mu.html#L2'>value</a>)
+<span id="L6" class="LineNr">  6 </span>  top: int
+<span id="L7" class="LineNr">  7 </span><span class="Delimiter">}</span>
+<span id="L8" class="LineNr">  8 </span>
+<span id="L9" class="LineNr">  9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L9'>initialize-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), n: int <span class="Delimiter">{</span>
+<span id="L10" class="LineNr"> 10 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L11" class="LineNr"> 11 </span>  <span class="PreProc">var</span> d/<span class="Constant">edi</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L12" class="LineNr"> 12 </span>  populate d, n
+<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L14" class="LineNr"> 14 </span>  copy-to *top, <span class="Constant">0</span>
+<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">}</span>
+<span id="L16" class="LineNr"> 16 </span>
+<span id="L17" class="LineNr"> 17 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L17'>clear-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="Delimiter">{</span>
+<span id="L18" class="LineNr"> 18 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L19" class="LineNr"> 19 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L20" class="LineNr"> 20 </span>  copy-to *top, <span class="Constant">0</span>
+<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span>
+<span id="L22" class="LineNr"> 22 </span>
+<span id="L23" class="LineNr"> 23 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L23'>push-number-to-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), _val: float <span class="Delimiter">{</span>
+<span id="L24" class="LineNr"> 24 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L25" class="LineNr"> 25 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L26" class="LineNr"> 26 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L27" class="LineNr"> 27 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L28" class="LineNr"> 28 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L29" class="LineNr"> 29 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L30" class="LineNr"> 30 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L31" class="LineNr"> 31 </span>  <span class="PreProc">var</span> dest-addr2/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get dest-addr, number-data
+<span id="L32" class="LineNr"> 32 </span>  <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> copy _val
+<span id="L33" class="LineNr"> 33 </span>  copy-to *dest-addr2, val
+<span id="L34" class="LineNr"> 34 </span>  increment *top-addr
+<span id="L35" class="LineNr"> 35 </span>  <span class="PreProc">var</span> type-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get dest-addr, <span class="PreProc">type</span>
+<span id="L36" class="LineNr"> 36 </span>  copy-to *type-addr, <span class="Constant">0</span>/number
+<span id="L37" class="LineNr"> 37 </span><span class="Delimiter">}</span>
+<span id="L38" class="LineNr"> 38 </span>
+<span id="L39" class="LineNr"> 39 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L39'>push-int-to-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), _val: int <span class="Delimiter">{</span>
+<span id="L40" class="LineNr"> 40 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L41" class="LineNr"> 41 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L42" class="LineNr"> 42 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L43" class="LineNr"> 43 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L44" class="LineNr"> 44 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L45" class="LineNr"> 45 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L46" class="LineNr"> 46 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L47" class="LineNr"> 47 </span>  <span class="PreProc">var</span> dest-addr2/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get dest-addr, number-data
+<span id="L48" class="LineNr"> 48 </span>  <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> convert _val
+<span id="L49" class="LineNr"> 49 </span>  copy-to *dest-addr2, val
+<span id="L50" class="LineNr"> 50 </span>  increment *top-addr
+<span id="L51" class="LineNr"> 51 </span>  <span class="PreProc">var</span> type-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get dest-addr, <span class="PreProc">type</span>
+<span id="L52" class="LineNr"> 52 </span>  copy-to *type-addr, <span class="Constant">0</span>/number
+<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span>
+<span id="L54" class="LineNr"> 54 </span>
+<span id="L55" class="LineNr"> 55 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L55'>push-string-to-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), val: (handle array byte) <span class="Delimiter">{</span>
+<span id="L56" class="LineNr"> 56 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L57" class="LineNr"> 57 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L58" class="LineNr"> 58 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L59" class="LineNr"> 59 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L60" class="LineNr"> 60 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L61" class="LineNr"> 61 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L62" class="LineNr"> 62 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L63" class="LineNr"> 63 </span>  <span class="PreProc">var</span> dest-addr2/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> get dest-addr, text-data
+<span id="L64" class="LineNr"> 64 </span>  <a href='120allocate.subx.html#L455'>copy-handle</a> val, dest-addr2
+<span id="L65" class="LineNr"> 65 </span>  <span class="PreProc">var</span> dest-addr3/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get dest-addr, <span class="PreProc">type</span>
+<span id="L66" class="LineNr"> 66 </span>  copy-to *dest-addr3, <span class="Constant">1</span>/string
+<span id="L67" class="LineNr"> 67 </span>  increment *top-addr
+<span id="L68" class="LineNr"> 68 </span><span class="Delimiter">}</span>
+<span id="L69" class="LineNr"> 69 </span>
+<span id="L70" class="LineNr"> 70 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L70'>push-array-to-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), val: (handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="Delimiter">{</span>
+<span id="L71" class="LineNr"> 71 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L72" class="LineNr"> 72 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L73" class="LineNr"> 73 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L74" class="LineNr"> 74 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L75" class="LineNr"> 75 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L76" class="LineNr"> 76 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L77" class="LineNr"> 77 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L78" class="LineNr"> 78 </span>  <span class="PreProc">var</span> dest-addr2/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get dest-addr, array-data
+<span id="L79" class="LineNr"> 79 </span>  <a href='120allocate.subx.html#L455'>copy-handle</a> val, dest-addr2
+<span id="L80" class="LineNr"> 80 </span>  <span class="muComment"># update type</span>
+<span id="L81" class="LineNr"> 81 </span>  <span class="PreProc">var</span> dest-addr3/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get dest-addr, <span class="PreProc">type</span>
+<span id="L82" class="LineNr"> 82 </span>  copy-to *dest-addr3, <span class="Constant">2</span>/array
+<span id="L83" class="LineNr"> 83 </span>  increment *top-addr
+<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">}</span>
+<span id="L85" class="LineNr"> 85 </span>
+<span id="L86" class="LineNr"> 86 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), _val: boolean <span class="Delimiter">{</span>
+<span id="L87" class="LineNr"> 87 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L88" class="LineNr"> 88 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L89" class="LineNr"> 89 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L90" class="LineNr"> 90 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L91" class="LineNr"> 91 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L92" class="LineNr"> 92 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L93" class="LineNr"> 93 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L94" class="LineNr"> 94 </span>  <span class="PreProc">var</span> dest-addr2/<span class="Constant">eax</span>: (addr boolean) <span class="SpecialChar">&lt;-</span> get dest-addr, boolean-data
+<span id="L95" class="LineNr"> 95 </span>  <span class="PreProc">var</span> val/<span class="Constant">esi</span>: boolean <span class="SpecialChar">&lt;-</span> copy _val
+<span id="L96" class="LineNr"> 96 </span>  copy-to *dest-addr2, val
+<span id="L97" class="LineNr"> 97 </span>  increment *top-addr
+<span id="L98" class="LineNr"> 98 </span>  <span class="PreProc">var</span> type-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get dest-addr, <span class="PreProc">type</span>
+<span id="L99" class="LineNr"> 99 </span>  copy-to *type-addr, <span class="Constant">3</span>/boolean
+<span id="L100" class="LineNr">100 </span><span class="Delimiter">}</span>
+<span id="L101" class="LineNr">101 </span>
+<span id="L102" class="LineNr">102 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L102'>push-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), val: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="Delimiter">{</span>
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L104" class="LineNr">104 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L105" class="LineNr">105 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L106" class="LineNr">106 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L107" class="LineNr">107 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L108" class="LineNr">108 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L109" class="LineNr">109 </span>  <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L110" class="LineNr">110 </span>  copy-object val, dest-addr
+<span id="L111" class="LineNr">111 </span>  increment *top-addr
+<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span>
+<span id="L113" class="LineNr">113 </span>
+<span id="L114" class="LineNr">114 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L114'>pop-number-from-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">xmm0</span>: float <span class="Delimiter">{</span>
+<span id="L115" class="LineNr">115 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L116" class="LineNr">116 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L117" class="LineNr">117 </span>  <span class="Delimiter">{</span>
+<span id="L118" class="LineNr">118 </span>    compare *top-addr, <span class="Constant">0</span>
+<span id="L119" class="LineNr">119 </span>    <span class="PreProc">break-if-&gt;</span>
+<span id="L120" class="LineNr">120 </span>    <a href='501draw-text.mu.html#L519'>abort</a> <span class="Constant">&quot;pop number: empty stack&quot;</span>
+<span id="L121" class="LineNr">121 </span>  <span class="Delimiter">}</span>
+<span id="L122" class="LineNr">122 </span>  decrement *top-addr
+<span id="L123" class="LineNr">123 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L124" class="LineNr">124 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L125" class="LineNr">125 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L126" class="LineNr">126 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L127" class="LineNr">127 </span>  <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L128" class="LineNr">128 </span>  <span class="PreProc">var</span> result-addr2/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get result-addr, number-data
+<span id="L129" class="LineNr">129 </span>  <span class="PreProc">return</span> *result-addr2
+<span id="L130" class="LineNr">130 </span><span class="Delimiter">}</span>
+<span id="L131" class="LineNr">131 </span>
+<span id="L132" class="LineNr">132 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L133" class="LineNr">133 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L134" class="LineNr">134 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L135" class="LineNr">135 </span>  <span class="Delimiter">{</span>
+<span id="L136" class="LineNr">136 </span>    compare *top-addr, <span class="Constant">0</span>
+<span id="L137" class="LineNr">137 </span>    <span class="PreProc">break-if-&gt;</span>
+<span id="L138" class="LineNr">138 </span>    <a href='501draw-text.mu.html#L519'>abort</a> <span class="Constant">&quot;pop boolean: empty stack&quot;</span>
+<span id="L139" class="LineNr">139 </span>  <span class="Delimiter">}</span>
+<span id="L140" class="LineNr">140 </span>  decrement *top-addr
+<span id="L141" class="LineNr">141 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L142" class="LineNr">142 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L143" class="LineNr">143 </span>  <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L144" class="LineNr">144 </span>  <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L145" class="LineNr">145 </span>  <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L146" class="LineNr">146 </span>  <span class="PreProc">var</span> result-addr2/<span class="Constant">eax</span>: (addr boolean) <span class="SpecialChar">&lt;-</span> get result-addr, boolean-data
+<span id="L147" class="LineNr">147 </span>  <span class="PreProc">return</span> *result-addr2
+<span id="L148" class="LineNr">148 </span><span class="Delimiter">}</span>
+<span id="L149" class="LineNr">149 </span>
+<span id="L150" class="LineNr">150 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L150'>value-stack-empty?</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L151" class="LineNr">151 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L152" class="LineNr">152 </span>  <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L153" class="LineNr">153 </span>  compare *top, <span class="Constant">0</span>
+<span id="L154" class="LineNr">154 </span>  <span class="Delimiter">{</span>
+<span id="L155" class="LineNr">155 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L156" class="LineNr">156 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
+<span id="L157" class="LineNr">157 </span>  <span class="Delimiter">}</span>
+<span id="L158" class="LineNr">158 </span>  <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L159" class="LineNr">159 </span><span class="Delimiter">}</span>
+<span id="L160" class="LineNr">160 </span>
+<span id="L161" class="LineNr">161 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L161'>value-stack-length</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L162" class="LineNr">162 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L163" class="LineNr">163 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L164" class="LineNr">164 </span>  <span class="PreProc">return</span> *top-addr
+<span id="L165" class="LineNr">165 </span><span class="Delimiter">}</span>
+<span id="L166" class="LineNr">166 </span>
+<span id="L167" class="LineNr">167 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/value-stack.mu.html#L167'>test-boolean</a></span> <span class="Delimiter">{</span>
+<span id="L168" class="LineNr">168 </span>  <span class="PreProc">var</span> stack-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L169" class="LineNr">169 </span>  <span class="PreProc">var</span> stack/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address stack-storage
+<span id="L170" class="LineNr">170 </span>  <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> stack, <span class="Constant">0</span>/false
+<span id="L171" class="LineNr">171 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> stack
+<span id="L172" class="LineNr">172 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/value-stack.mu.html#L167'>test-boolean</a>/false&quot;</span>
+<span id="L173" class="LineNr">173 </span>  <a href='shell/value-stack.mu.html#L86'>push-boolean-to-value-stack</a> stack, <span class="Constant">1</span>/true
+<span id="L174" class="LineNr">174 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L132'>pop-boolean-from-value-stack</a> stack
+<span id="L175" class="LineNr">175 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/value-stack.mu.html#L167'>test-boolean</a>/true&quot;</span>
+<span id="L176" class="LineNr">176 </span><span class="Delimiter">}</span>
+<span id="L177" class="LineNr">177 </span>
+<span id="L178" class="LineNr">178 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L178'>dump-stack</a></span> _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="Delimiter">{</span>
+<span id="L179" class="LineNr">179 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L180" class="LineNr">180 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L181" class="LineNr">181 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L182" class="LineNr">182 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L183" class="LineNr">183 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L184" class="LineNr">184 </span>  <span class="PreProc">var</span> top/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L185" class="LineNr">185 </span>  top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L186" class="LineNr">186 </span>  <span class="PreProc">var</span> y/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0xa</span>
+<span id="L187" class="LineNr">187 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='501draw-text.mu.html#L116'>draw-text-rightward-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;==&quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">9</span>/y, <span class="Constant">0xc</span>/red, <span class="Constant">0</span>/bg
+<span id="L188" class="LineNr">188 </span>  <span class="Delimiter">{</span>
+<span id="L189" class="LineNr">189 </span>    compare top, <span class="Constant">0</span>
+<span id="L190" class="LineNr">190 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L191" class="LineNr">191 </span>    <span class="PreProc">var</span> dest-offset/<span class="Constant">eax</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, top
+<span id="L192" class="LineNr">192 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L193" class="LineNr">193 </span>    <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L12'>render-value</a> <span class="Constant">0</span>/screen, curr, <span class="Constant">0</span>/x, y, <span class="Constant">0</span>/no-color
+<span id="L194" class="LineNr">194 </span>    top <span class="SpecialChar">&lt;-</span> decrement
+<span id="L195" class="LineNr">195 </span>    y <span class="SpecialChar">&lt;-</span> increment
+<span id="L196" class="LineNr">196 </span>    <span class="PreProc">loop</span>
+<span id="L197" class="LineNr">197 </span>  <span class="Delimiter">}</span>
+<span id="L198" class="LineNr">198 </span><span class="Delimiter">}</span>
+<span id="L199" class="LineNr">199 </span>
+<span id="L200" class="LineNr">200 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value-stack.mu.html#L200'>render-value-stack</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
+<span id="L201" class="LineNr">201 </span>  <span class="PreProc">var</span> self/<span class="Constant">ecx</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L202" class="LineNr">202 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, data
+<span id="L203" class="LineNr">203 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L204" class="LineNr">204 </span>  <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L205" class="LineNr">205 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, top
+<span id="L206" class="LineNr">206 </span>  <span class="PreProc">var</span> curr-idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *top-addr
+<span id="L207" class="LineNr">207 </span>  curr-idx <span class="SpecialChar">&lt;-</span> decrement
+<span id="L208" class="LineNr">208 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L209" class="LineNr">209 </span>  <span class="Delimiter">{</span>
+<span id="L210" class="LineNr">210 </span>    compare curr-idx, <span class="Constant">0</span>
+<span id="L211" class="LineNr">211 </span>    <span class="PreProc">break-if-&lt;</span>
+<span id="L212" class="LineNr">212 </span>    <span class="PreProc">var</span> dest-offset/<span class="Constant">eax</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset data, curr-idx
+<span id="L213" class="LineNr">213 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index data, dest-offset
+<span id="L214" class="LineNr">214 </span>    <span class="PreProc">var</span> curr-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L12'>render-value</a> <a href='500text-screen.mu.html#L9'>screen</a>, curr, x, y, <span class="Constant">1</span>/top-level
+<span id="L215" class="LineNr">215 </span>    <span class="Delimiter">{</span>
+<span id="L216" class="LineNr">216 </span>      compare curr-x, new-x
+<span id="L217" class="LineNr">217 </span>      <span class="PreProc">break-if-&lt;=</span>
+<span id="L218" class="LineNr">218 </span>      new-x <span class="SpecialChar">&lt;-</span> copy curr-x
+<span id="L219" class="LineNr">219 </span>    <span class="Delimiter">}</span>
+<span id="L220" class="LineNr">220 </span>    curr-idx <span class="SpecialChar">&lt;-</span> decrement
+<span id="L221" class="LineNr">221 </span>    increment y
+<span id="L222" class="LineNr">222 </span>    <span class="PreProc">loop</span>
+<span id="L223" class="LineNr">223 </span>  <span class="Delimiter">}</span>
+<span id="L224" class="LineNr">224 </span>  <span class="PreProc">return</span> new-x, y
+<span id="L225" class="LineNr">225 </span><span class="Delimiter">}</span>
+<span id="L226" class="LineNr">226 </span>
+<span id="L227" class="LineNr">227 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/value-stack.mu.html#L227'>test-render-value-stack</a></span> <span class="Delimiter">{</span>
+<span id="L228" class="LineNr">228 </span>  <span class="PreProc">var</span> stack-storage: <a href='shell/value-stack.mu.html#L4'>value-stack</a>
+<span id="L229" class="LineNr">229 </span>  <span class="PreProc">var</span> stack/<span class="Constant">esi</span>: (addr <a href='shell/value-stack.mu.html#L4'>value-stack</a>) <span class="SpecialChar">&lt;-</span> address stack-storage
+<span id="L230" class="LineNr">230 </span>  <a href='shell/value-stack.mu.html#L39'>push-int-to-value-stack</a> stack, <span class="Constant">3</span>
+<span id="L231" class="LineNr">231 </span>  <span class="muComment"># setup: screen</span>
+<span id="L232" class="LineNr">232 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L233" class="LineNr">233 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L234" class="LineNr">234 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L235" class="LineNr">235 </span>  <span class="muComment">#</span>
+<span id="L236" class="LineNr">236 </span>  <span class="PreProc">var</span> final-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L237" class="LineNr">237 </span>  <span class="PreProc">var</span> final-y/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L238" class="LineNr">238 </span>  final-x, final-y <span class="SpecialChar">&lt;-</span> <a href='shell/value-stack.mu.html#L200'>render-value-stack</a> <a href='500text-screen.mu.html#L9'>screen</a>, stack, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
+<span id="L239" class="LineNr">239 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> final-y, <span class="Constant">1</span>, <span class="Constant">&quot;F - <a href='shell/value-stack.mu.html#L227'>test-render-value-stack</a> y&quot;</span>
+<span id="L240" class="LineNr">240 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> final-x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/value-stack.mu.html#L227'>test-render-value-stack</a> x&quot;</span>
+<span id="L241" class="LineNr">241 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/value.mu.html b/html/baremetal/shell/value.mu.html
new file mode 100644
index 00000000..33050043
--- /dev/null
+++ b/html/baremetal/shell/value.mu.html
@@ -0,0 +1,326 @@
+<!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 - baremetal/shell/value.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
+<meta name="colorscheme" content="minimal-light">
+<style type="text/css">
+<!--
+pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.PreProc { color: #c000c0; }
+.LineNr { }
+.Constant { color: #008787; }
+.SpecialChar { color: #d70000; }
+.Delimiter { color: #c000c0; }
+.muFunction { color: #af5f00; text-decoration: underline; }
+.muTest { color: #5f8700; }
+.muComment { color: #005faf; }
+-->
+</style>
+
+<script type='text/javascript'>
+<!--
+
+/* function to open any folds containing a jumped-to line before jumping to it */
+function JumpToLine()
+{
+  var lineNum;
+  lineNum = window.location.hash;
+  lineNum = lineNum.substr(1); /* strip off '#' */
+
+  if (lineNum.indexOf('L') == -1) {
+    lineNum = 'L'+lineNum;
+  }
+  var lineElem = document.getElementById(lineNum);
+  /* Always jump to new location even if the line was hidden inside a fold, or
+   * we corrected the raw number to a line ID.
+   */
+  if (lineElem) {
+    lineElem.scrollIntoView(true);
+  }
+  return true;
+}
+if ('onhashchange' in window) {
+  window.onhashchange = JumpToLine;
+}
+
+-->
+</script>
+</head>
+<body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/value.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/value.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="muComment"># todo: turn this into a sum type</span>
+<span id="L2" class="LineNr">  2 </span><span class="PreProc">type</span> <a href='shell/value.mu.html#L2'>value</a> <span class="Delimiter">{</span>
+<span id="L3" class="LineNr">  3 </span>  <span class="PreProc">type</span>: int
+<span id="L4" class="LineNr">  4 </span>  number-data: float  <span class="muComment"># if type = 0</span>
+<span id="L5" class="LineNr">  5 </span>  text-data: (handle array byte)  <span class="muComment"># if type = 1</span>
+<span id="L6" class="LineNr">  6 </span>  array-data: (handle array <a href='shell/value.mu.html#L2'>value</a>)  <span class="muComment"># if type = 2</span>
+<span id="L7" class="LineNr">  7 </span>  boolean-data: boolean  <span class="muComment"># if type = 3</span>
+<span id="L8" class="LineNr">  8 </span><span class="Delimiter">}</span>
+<span id="L9" class="LineNr">  9 </span>
+<span id="L10" class="LineNr"> 10 </span><span class="muComment"># top-level? is a hack just for numbers</span>
+<span id="L11" class="LineNr"> 11 </span><span class="muComment"># we'll eventually need to return a y coordinate as well to render 2D values</span>
+<span id="L12" class="LineNr"> 12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L12'>render-value</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _val: (addr <a href='shell/value.mu.html#L2'>value</a>), x: int, y: int, top-level?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> val/<span class="Constant">esi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _val
+<span id="L14" class="LineNr"> 14 </span>  <span class="PreProc">var</span> val-type/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get val, <span class="PreProc">type</span>
+<span id="L15" class="LineNr"> 15 </span>  compare *val-type, <span class="Constant">1</span>/string
+<span id="L16" class="LineNr"> 16 </span>  <span class="Delimiter">{</span>
+<span id="L17" class="LineNr"> 17 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L18" class="LineNr"> 18 </span>    <span class="PreProc">var</span> val-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> get val, text-data
+<span id="L19" class="LineNr"> 19 </span>    <span class="PreProc">var</span> _val-string/<span class="Constant">eax</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *val-ah
+<span id="L20" class="LineNr"> 20 </span>    <span class="PreProc">var</span> val-string/<span class="Constant">ecx</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> copy _val-string
+<span id="L21" class="LineNr"> 21 </span>    <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L128'>render-string</a> <a href='500text-screen.mu.html#L9'>screen</a>, val-string, x, y
+<span id="L22" class="LineNr"> 22 </span>    <span class="PreProc">return</span> new-x
+<span id="L23" class="LineNr"> 23 </span>  <span class="Delimiter">}</span>
+<span id="L24" class="LineNr"> 24 </span>  compare *val-type, <span class="Constant">2</span>/array
+<span id="L25" class="LineNr"> 25 </span>  <span class="Delimiter">{</span>
+<span id="L26" class="LineNr"> 26 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L27" class="LineNr"> 27 </span>    <span class="PreProc">var</span> val-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get val, array-data
+<span id="L28" class="LineNr"> 28 </span>    <span class="PreProc">var</span> _val-array/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *val-ah
+<span id="L29" class="LineNr"> 29 </span>    <span class="PreProc">var</span> val-array/<span class="Constant">edx</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _val-array
+<span id="L30" class="LineNr"> 30 </span>    <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L200'>render-array</a> <a href='500text-screen.mu.html#L9'>screen</a>, val-array, x, y
+<span id="L31" class="LineNr"> 31 </span>    <span class="PreProc">return</span> new-x
+<span id="L32" class="LineNr"> 32 </span>  <span class="Delimiter">}</span>
+<span id="L33" class="LineNr"> 33 </span>  compare *val-type, <span class="Constant">3</span>/boolean
+<span id="L34" class="LineNr"> 34 </span>  <span class="Delimiter">{</span>
+<span id="L35" class="LineNr"> 35 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L36" class="LineNr"> 36 </span>    <span class="PreProc">var</span> val/<span class="Constant">eax</span>: (addr boolean) <span class="SpecialChar">&lt;-</span> get val, boolean-data
+<span id="L37" class="LineNr"> 37 </span>    <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L253'>render-boolean</a> <a href='500text-screen.mu.html#L9'>screen</a>, *val, x, y
+<span id="L38" class="LineNr"> 38 </span>    <span class="PreProc">return</span> new-x
+<span id="L39" class="LineNr"> 39 </span>  <span class="Delimiter">}</span>
+<span id="L40" class="LineNr"> 40 </span>  <span class="muComment"># render ints by default for now</span>
+<span id="L41" class="LineNr"> 41 </span>  <span class="PreProc">var</span> val-num/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get val, number-data
+<span id="L42" class="LineNr"> 42 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L66'>render-number</a> <a href='500text-screen.mu.html#L9'>screen</a>, *val-num, x, y, top-level?
+<span id="L43" class="LineNr"> 43 </span>  <span class="PreProc">return</span> new-x
+<span id="L44" class="LineNr"> 44 </span><span class="Delimiter">}</span>
+<span id="L45" class="LineNr"> 45 </span>
+<span id="L46" class="LineNr"> 46 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L46'>initialize-value-with-integer</a></span> _self: (addr <a href='shell/value.mu.html#L2'>value</a>), n: int <span class="Delimiter">{</span>
+<span id="L47" class="LineNr"> 47 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L48" class="LineNr"> 48 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, <span class="PreProc">type</span>
+<span id="L49" class="LineNr"> 49 </span>  copy-to *<span class="PreProc">type</span>, <span class="Constant">0</span>/number
+<span id="L50" class="LineNr"> 50 </span>  <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> convert n
+<span id="L51" class="LineNr"> 51 </span>  <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get self, number-data
+<span id="L52" class="LineNr"> 52 </span>  copy-to *dest, val
+<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span>
+<span id="L54" class="LineNr"> 54 </span>
+<span id="L55" class="LineNr"> 55 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L55'>initialize-value-with-float</a></span> _self: (addr <a href='shell/value.mu.html#L2'>value</a>), n: float <span class="Delimiter">{</span>
+<span id="L56" class="LineNr"> 56 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L57" class="LineNr"> 57 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, <span class="PreProc">type</span>
+<span id="L58" class="LineNr"> 58 </span>  copy-to *<span class="PreProc">type</span>, <span class="Constant">0</span>/number
+<span id="L59" class="LineNr"> 59 </span>  <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> copy n
+<span id="L60" class="LineNr"> 60 </span>  <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr float) <span class="SpecialChar">&lt;-</span> get self, number-data
+<span id="L61" class="LineNr"> 61 </span>  copy-to *dest, val
+<span id="L62" class="LineNr"> 62 </span><span class="Delimiter">}</span>
+<span id="L63" class="LineNr"> 63 </span>
+<span id="L64" class="LineNr"> 64 </span><span class="muComment"># synaesthesia</span>
+<span id="L65" class="LineNr"> 65 </span><span class="muComment"># TODO: right-justify</span>
+<span id="L66" class="LineNr"> 66 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L66'>render-number</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), val: float, x: int, y: int, top-level?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L67" class="LineNr"> 67 </span>  <span class="muComment"># if we're inside an array, don't color</span>
+<span id="L68" class="LineNr"> 68 </span>  compare top-level?, <span class="Constant">0</span>
+<span id="L69" class="LineNr"> 69 </span>  <span class="Delimiter">{</span>
+<span id="L70" class="LineNr"> 70 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L71" class="LineNr"> 71 </span>    <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='412render-float-decimal.mu.html#L159'>render-float-decimal</a> <a href='500text-screen.mu.html#L9'>screen</a>, val, <span class="Constant">3</span>/precision, x, y, <span class="Constant">3</span>/fg, <span class="Constant">0</span>/bg
+<span id="L72" class="LineNr"> 72 </span>    <span class="PreProc">return</span> new-x
+<span id="L73" class="LineNr"> 73 </span>  <span class="Delimiter">}</span>
+<span id="L74" class="LineNr"> 74 </span>  <span class="PreProc">var</span> val-int/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> convert val
+<span id="L75" class="LineNr"> 75 </span>  <span class="PreProc">var</span> _bg/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L101'>hash-color</a> val-int
+<span id="L76" class="LineNr"> 76 </span>  <span class="PreProc">var</span> bg/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy _bg
+<span id="L77" class="LineNr"> 77 </span>  <span class="PreProc">var</span> fg/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">7</span>
+<span id="L78" class="LineNr"> 78 </span>  <span class="Delimiter">{</span>
+<span id="L79" class="LineNr"> 79 </span>    compare bg, <span class="Constant">2</span>
+<span id="L80" class="LineNr"> 80 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L81" class="LineNr"> 81 </span>    fg <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L82" class="LineNr"> 82 </span>  <span class="Delimiter">}</span>
+<span id="L83" class="LineNr"> 83 </span>  <span class="Delimiter">{</span>
+<span id="L84" class="LineNr"> 84 </span>    compare bg, <span class="Constant">3</span>
+<span id="L85" class="LineNr"> 85 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L86" class="LineNr"> 86 </span>    fg <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L87" class="LineNr"> 87 </span>  <span class="Delimiter">}</span>
+<span id="L88" class="LineNr"> 88 </span>  <span class="Delimiter">{</span>
+<span id="L89" class="LineNr"> 89 </span>    compare bg, <span class="Constant">6</span>
+<span id="L90" class="LineNr"> 90 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L91" class="LineNr"> 91 </span>    fg <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L92" class="LineNr"> 92 </span>  <span class="Delimiter">}</span>
+<span id="L93" class="LineNr"> 93 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>/space, x, y, fg, bg
+<span id="L94" class="LineNr"> 94 </span>  increment x
+<span id="L95" class="LineNr"> 95 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='412render-float-decimal.mu.html#L159'>render-float-decimal</a> <a href='500text-screen.mu.html#L9'>screen</a>, val, <span class="Constant">3</span>/precision, x, y, fg, bg
+<span id="L96" class="LineNr"> 96 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>/space, new-x, y, fg, bg
+<span id="L97" class="LineNr"> 97 </span>  new-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L98" class="LineNr"> 98 </span>  <span class="PreProc">return</span> new-x
+<span id="L99" class="LineNr"> 99 </span><span class="Delimiter">}</span>
+<span id="L100" class="LineNr">100 </span>
+<span id="L101" class="LineNr">101 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L101'>hash-color</a></span> val: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L102" class="LineNr">102 </span>  <span class="PreProc">var</span> quotient/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">var</span> remainder/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L104" class="LineNr">104 </span>  quotient, remainder <span class="SpecialChar">&lt;-</span> <a href='314divide.subx.html#L3'>integer-divide</a> val, <span class="Constant">7</span>  <span class="muComment"># assumes that 7 is always the background color</span>
+<span id="L105" class="LineNr">105 </span>  <span class="PreProc">return</span> remainder
+<span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span>
+<span id="L107" class="LineNr">107 </span>
+<span id="L108" class="LineNr">108 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/value.mu.html#L108'>test-render-number</a></span> <span class="Delimiter">{</span>
+<span id="L109" class="LineNr">109 </span>  <span class="muComment"># setup: screen</span>
+<span id="L110" class="LineNr">110 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L111" class="LineNr">111 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L112" class="LineNr">112 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L113" class="LineNr">113 </span>  <span class="muComment"># integers render with some padding spaces</span>
+<span id="L114" class="LineNr">114 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L66'>render-number</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/n, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">1</span>/at-top-level
+<span id="L115" class="LineNr">115 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot; 0 &quot;</span>, <span class="Constant">&quot;F - test-render-number&quot;</span>
+<span id="L116" class="LineNr">116 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> new-x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='shell/value.mu.html#L108'>test-render-number</a>: result&quot;</span>
+<span id="L117" class="LineNr">117 </span>  <span class="muComment"># we won't bother testing the background colors; lots of flexibility there</span>
+<span id="L118" class="LineNr">118 </span><span class="Delimiter">}</span>
+<span id="L119" class="LineNr">119 </span>
+<span id="L120" class="LineNr">120 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L120'>initialize-value-with-string</a></span> _self: (addr <a href='shell/value.mu.html#L2'>value</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L121" class="LineNr">121 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L122" class="LineNr">122 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, <span class="PreProc">type</span>
+<span id="L123" class="LineNr">123 </span>  copy-to *<span class="PreProc">type</span>, <span class="Constant">1</span>/string
+<span id="L124" class="LineNr">124 </span>  <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> get self, text-data
+<span id="L125" class="LineNr">125 </span>  <a href='312copy.subx.html#L3'>copy-array-object</a> s, dest
+<span id="L126" class="LineNr">126 </span><span class="Delimiter">}</span>
+<span id="L127" class="LineNr">127 </span>
+<span id="L128" class="LineNr">128 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L128'>render-string</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _val: (addr array byte), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L129" class="LineNr">129 </span>  <span class="PreProc">var</span> val/<span class="Constant">esi</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> copy _val
+<span id="L130" class="LineNr">130 </span>  compare val, <span class="Constant">0</span>
+<span id="L131" class="LineNr">131 </span>  <span class="Delimiter">{</span>
+<span id="L132" class="LineNr">132 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L133" class="LineNr">133 </span>    <span class="PreProc">return</span> x
+<span id="L134" class="LineNr">134 </span>  <span class="Delimiter">}</span>
+<span id="L135" class="LineNr">135 </span>  <span class="PreProc">var</span> orig-len/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> length val
+<span id="L136" class="LineNr">136 </span>  <span class="muComment"># truncate to 12 graphemes</span>
+<span id="L137" class="LineNr">137 </span>  <span class="muComment"># TODO: more sophisticated interactive rendering</span>
+<span id="L138" class="LineNr">138 </span>  <span class="PreProc">var</span> truncated: (handle array byte)
+<span id="L139" class="LineNr">139 </span>  <span class="PreProc">var</span> truncated-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="SpecialChar">&lt;-</span> address truncated
+<span id="L140" class="LineNr">140 </span>  <a href='411string.mu.html#L2'>substring</a> val, <span class="Constant">0</span>, <span class="Constant">0xc</span>, truncated-ah
+<span id="L141" class="LineNr">141 </span>  <span class="PreProc">var</span> _truncated-string/<span class="Constant">eax</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *truncated-ah
+<span id="L142" class="LineNr">142 </span>  <span class="PreProc">var</span> truncated-string/<span class="Constant">edx</span>: (addr array byte) <span class="SpecialChar">&lt;-</span> copy _truncated-string
+<span id="L143" class="LineNr">143 </span>  <span class="PreProc">var</span> len/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> length truncated-string
+<span id="L144" class="LineNr">144 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x22</span>/double-quote, x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L145" class="LineNr">145 </span>  increment x
+<span id="L146" class="LineNr">146 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='501draw-text.mu.html#L116'>draw-text-rightward-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, truncated-string, x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L147" class="LineNr">147 </span>  compare len, orig-len
+<span id="L148" class="LineNr">148 </span>  <span class="Delimiter">{</span>
+<span id="L149" class="LineNr">149 </span>    <span class="PreProc">break-if-=</span>
+<span id="L150" class="LineNr">150 </span>    new-x <span class="SpecialChar">&lt;-</span> <a href='501draw-text.mu.html#L116'>draw-text-rightward-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;...&quot;</span>, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L151" class="LineNr">151 </span>  <span class="Delimiter">}</span>
+<span id="L152" class="LineNr">152 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x22</span>/double-quote, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L153" class="LineNr">153 </span>  new-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L154" class="LineNr">154 </span>  <span class="PreProc">return</span> new-x
+<span id="L155" class="LineNr">155 </span><span class="Delimiter">}</span>
+<span id="L156" class="LineNr">156 </span>
+<span id="L157" class="LineNr">157 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/value.mu.html#L157'>test-render-string</a></span> <span class="Delimiter">{</span>
+<span id="L158" class="LineNr">158 </span>  <span class="muComment"># setup: screen</span>
+<span id="L159" class="LineNr">159 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L160" class="LineNr">160 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L161" class="LineNr">161 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L162" class="LineNr">162 </span>  <span class="muComment"># strings render with quotes</span>
+<span id="L163" class="LineNr">163 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L128'>render-string</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
+<span id="L164" class="LineNr">164 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;\&quot;</span>abc\<span class="Constant">&quot;&quot;</span>, <span class="Constant">&quot;F - test-render-string&quot;</span>
+<span id="L165" class="LineNr">165 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> new-x, <span class="Constant">5</span>, <span class="Constant">&quot;F - <a href='shell/value.mu.html#L157'>test-render-string</a>: result&quot;</span>
+<span id="L166" class="LineNr">166 </span><span class="Delimiter">}</span>
+<span id="L167" class="LineNr">167 </span>
+<span id="L168" class="LineNr">168 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L168'>initialize-value-with-array-of-integers</a></span> _self: (addr <a href='shell/value.mu.html#L2'>value</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L169" class="LineNr">169 </span>  <span class="muComment"># parse s into a temporary array of ints</span>
+<span id="L170" class="LineNr">170 </span>  <span class="PreProc">var</span> tmp-storage: (handle array int)
+<span id="L171" class="LineNr">171 </span>  <span class="PreProc">var</span> tmp-ah/<span class="Constant">eax</span>: (addr handle array int) <span class="SpecialChar">&lt;-</span> address tmp-storage
+<span id="L172" class="LineNr">172 </span>  <a href='311decimal-int.subx.html#L623'>parse-array-of-decimal-ints</a> s, tmp-ah  <span class="muComment"># leak</span>
+<span id="L173" class="LineNr">173 </span>  <span class="PreProc">var</span> _tmp/<span class="Constant">eax</span>: (addr array int ) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *tmp-ah
+<span id="L174" class="LineNr">174 </span>  <span class="PreProc">var</span> tmp/<span class="Constant">esi</span>: (addr array int ) <span class="SpecialChar">&lt;-</span> copy _tmp
+<span id="L175" class="LineNr">175 </span>  <span class="muComment"># load the array into values</span>
+<span id="L176" class="LineNr">176 </span>  <span class="PreProc">var</span> self/<span class="Constant">edi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L177" class="LineNr">177 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, <span class="PreProc">type</span>
+<span id="L178" class="LineNr">178 </span>  copy-to *<span class="PreProc">type</span>, <span class="Constant">2</span>/string
+<span id="L179" class="LineNr">179 </span>  <span class="PreProc">var</span> dest-array-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get self, array-data
+<span id="L180" class="LineNr">180 </span>  <span class="PreProc">var</span> len/<span class="Constant">ebx</span>: int <span class="SpecialChar">&lt;-</span> length tmp
+<span id="L181" class="LineNr">181 </span>  populate dest-array-ah, len
+<span id="L182" class="LineNr">182 </span>  <span class="PreProc">var</span> _dest-array/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-array-ah
+<span id="L183" class="LineNr">183 </span>  <span class="PreProc">var</span> dest-array/<span class="Constant">edi</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _dest-array
+<span id="L184" class="LineNr">184 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L185" class="LineNr">185 </span>  <span class="Delimiter">{</span>
+<span id="L186" class="LineNr">186 </span>    compare i, len
+<span id="L187" class="LineNr">187 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L188" class="LineNr">188 </span>    <span class="PreProc">var</span> src-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> index tmp, i
+<span id="L189" class="LineNr">189 </span>    <span class="PreProc">var</span> src/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> copy *src-addr
+<span id="L190" class="LineNr">190 </span>    <span class="PreProc">var</span> src-f/<span class="Constant">xmm0</span>: float <span class="SpecialChar">&lt;-</span> convert src
+<span id="L191" class="LineNr">191 </span>    <span class="PreProc">var</span> dest-offset/<span class="Constant">edx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset dest-array, i
+<span id="L192" class="LineNr">192 </span>    <span class="PreProc">var</span> dest-val/<span class="Constant">edx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index dest-array, dest-offset
+<span id="L193" class="LineNr">193 </span>    <span class="PreProc">var</span> dest/<span class="Constant">edx</span>: (addr float) <span class="SpecialChar">&lt;-</span> get dest-val, number-data
+<span id="L194" class="LineNr">194 </span>    copy-to *dest, src-f
+<span id="L195" class="LineNr">195 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L196" class="LineNr">196 </span>    <span class="PreProc">loop</span>
+<span id="L197" class="LineNr">197 </span>  <span class="Delimiter">}</span>
+<span id="L198" class="LineNr">198 </span><span class="Delimiter">}</span>
+<span id="L199" class="LineNr">199 </span>
+<span id="L200" class="LineNr">200 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L200'>render-array</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _arr: (addr array <a href='shell/value.mu.html#L2'>value</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L201" class="LineNr">201 </span>  <span class="muComment"># don't surround in spaces</span>
+<span id="L202" class="LineNr">202 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x5b</span>/open-bracket, x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L203" class="LineNr">203 </span>  increment x
+<span id="L204" class="LineNr">204 </span>  <span class="PreProc">var</span> arr/<span class="Constant">esi</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _arr
+<span id="L205" class="LineNr">205 </span>  <span class="PreProc">var</span> max/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> length arr
+<span id="L206" class="LineNr">206 </span>  <span class="PreProc">var</span> i/<span class="Constant">edx</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L207" class="LineNr">207 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy x
+<span id="L208" class="LineNr">208 </span>  <span class="Delimiter">{</span>
+<span id="L209" class="LineNr">209 </span>    compare i, max
+<span id="L210" class="LineNr">210 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L211" class="LineNr">211 </span>    <span class="Delimiter">{</span>
+<span id="L212" class="LineNr">212 </span>      compare i, <span class="Constant">0</span>
+<span id="L213" class="LineNr">213 </span>      <span class="PreProc">break-if-=</span>
+<span id="L214" class="LineNr">214 </span>      <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>/space, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L215" class="LineNr">215 </span>      new-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L216" class="LineNr">216 </span>    <span class="Delimiter">}</span>
+<span id="L217" class="LineNr">217 </span>    <span class="PreProc">var</span> off/<span class="Constant">ecx</span>: (offset <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> compute-offset arr, i
+<span id="L218" class="LineNr">218 </span>    <span class="PreProc">var</span> x/<span class="Constant">ecx</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> index arr, off
+<span id="L219" class="LineNr">219 </span>    new-x <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L12'>render-value</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, new-x, y, <span class="Constant">0</span>/nested
+<span id="L220" class="LineNr">220 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L221" class="LineNr">221 </span>    <span class="PreProc">loop</span>
+<span id="L222" class="LineNr">222 </span>  <span class="Delimiter">}</span>
+<span id="L223" class="LineNr">223 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x5d</span>/close-bracket, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L224" class="LineNr">224 </span>  new-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L225" class="LineNr">225 </span>  <span class="PreProc">return</span> new-x
+<span id="L226" class="LineNr">226 </span><span class="Delimiter">}</span>
+<span id="L227" class="LineNr">227 </span>
+<span id="L228" class="LineNr">228 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/value.mu.html#L228'>test-render-array</a></span> <span class="Delimiter">{</span>
+<span id="L229" class="LineNr">229 </span>  <span class="muComment"># setup: screen</span>
+<span id="L230" class="LineNr">230 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L231" class="LineNr">231 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L232" class="LineNr">232 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L233" class="LineNr">233 </span>  <span class="muComment">#</span>
+<span id="L234" class="LineNr">234 </span>  <span class="PreProc">var</span> val-storage: <a href='shell/value.mu.html#L2'>value</a>
+<span id="L235" class="LineNr">235 </span>  <span class="PreProc">var</span> val/<span class="Constant">eax</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> address val-storage
+<span id="L236" class="LineNr">236 </span>  <a href='shell/value.mu.html#L168'>initialize-value-with-array-of-integers</a> val, <span class="Constant">&quot;0 1 2&quot;</span>
+<span id="L237" class="LineNr">237 </span>  <span class="PreProc">var</span> val-array-ah/<span class="Constant">eax</span>: (addr handle array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> get val, array-data
+<span id="L238" class="LineNr">238 </span>  <span class="PreProc">var</span> val-array/<span class="Constant">eax</span>: (addr array <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *val-array-ah
+<span id="L239" class="LineNr">239 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/value.mu.html#L200'>render-array</a> <a href='500text-screen.mu.html#L9'>screen</a>, val-array, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
+<span id="L240" class="LineNr">240 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;[0 1 2]&quot;</span>, <span class="Constant">&quot;F - test-render-array&quot;</span>
+<span id="L241" class="LineNr">241 </span>  <a href='502test.mu.html#L2'>check-ints-equal</a> new-x, <span class="Constant">7</span>, <span class="Constant">&quot;F - <a href='shell/value.mu.html#L228'>test-render-array</a>: result&quot;</span>
+<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
+<span id="L243" class="LineNr">243 </span>
+<span id="L244" class="LineNr">244 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L244'>initialize-value-with-boolean</a></span> _self: (addr <a href='shell/value.mu.html#L2'>value</a>), _b: boolean <span class="Delimiter">{</span>
+<span id="L245" class="LineNr">245 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/value.mu.html#L2'>value</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L246" class="LineNr">246 </span>  <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar">&lt;-</span> get self, <span class="PreProc">type</span>
+<span id="L247" class="LineNr">247 </span>  copy-to *<span class="PreProc">type</span>, <span class="Constant">3</span>/boolean
+<span id="L248" class="LineNr">248 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr boolean) <span class="SpecialChar">&lt;-</span> get self, boolean-data
+<span id="L249" class="LineNr">249 </span>  <span class="PreProc">var</span> b/<span class="Constant">esi</span>: boolean <span class="SpecialChar">&lt;-</span> copy _b
+<span id="L250" class="LineNr">250 </span>  copy-to *dest, b
+<span id="L251" class="LineNr">251 </span><span class="Delimiter">}</span>
+<span id="L252" class="LineNr">252 </span>
+<span id="L253" class="LineNr">253 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/value.mu.html#L253'>render-boolean</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), val: boolean, x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L254" class="LineNr">254 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L255" class="LineNr">255 </span>  compare val, <span class="Constant">0</span>/false
+<span id="L256" class="LineNr">256 </span>  <span class="Delimiter">{</span>
+<span id="L257" class="LineNr">257 </span>    <span class="PreProc">break-if-=</span>
+<span id="L258" class="LineNr">258 </span>    new-x <span class="SpecialChar">&lt;-</span> <a href='501draw-text.mu.html#L116'>draw-text-rightward-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;true&quot;</span>, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L259" class="LineNr">259 </span>    <span class="PreProc">return</span> new-x
+<span id="L260" class="LineNr">260 </span>  <span class="Delimiter">}</span>
+<span id="L261" class="LineNr">261 </span>  new-x <span class="SpecialChar">&lt;-</span> <a href='501draw-text.mu.html#L116'>draw-text-rightward-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;false&quot;</span>, new-x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
+<span id="L262" class="LineNr">262 </span>  <span class="PreProc">return</span> new-x
+<span id="L263" class="LineNr">263 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/html/baremetal/shell/word.mu.html b/html/baremetal/shell/word.mu.html
new file mode 100644
index 00000000..40412697
--- /dev/null
+++ b/html/baremetal/shell/word.mu.html
@@ -0,0 +1,784 @@
+<!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 - baremetal/shell/word.mu</title>
+<meta name="Generator" content="Vim/8.1">
+<meta name="plugin-version" content="vim8.1_v1">
+<meta name="syntax" content="none">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
+<meta name="colorscheme" content="minimal-light">
+<style type="text/css">
+<!--
+pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
+a { color:inherit; }
+* { font-size:12pt; font-size: 1em; }
+.PreProc { color: #c000c0; }
+.LineNr { }
+.Constant { color: #008787; }
+.SpecialChar { color: #d70000; }
+.Delimiter { color: #c000c0; }
+.muFunction { color: #af5f00; text-decoration: underline; }
+.muTest { color: #5f8700; }
+.muComment { color: #005faf; }
+-->
+</style>
+
+<script type='text/javascript'>
+<!--
+
+/* function to open any folds containing a jumped-to line before jumping to it */
+function JumpToLine()
+{
+  var lineNum;
+  lineNum = window.location.hash;
+  lineNum = lineNum.substr(1); /* strip off '#' */
+
+  if (lineNum.indexOf('L') == -1) {
+    lineNum = 'L'+lineNum;
+  }
+  var lineElem = document.getElementById(lineNum);
+  /* Always jump to new location even if the line was hidden inside a fold, or
+   * we corrected the raw number to a line ID.
+   */
+  if (lineElem) {
+    lineElem.scrollIntoView(true);
+  }
+  return true;
+}
+if ('onhashchange' in window) {
+  window.onhashchange = JumpToLine;
+}
+
+-->
+</script>
+</head>
+<body onload='JumpToLine();'>
+<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/word.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/word.mu</a>
+<pre id='vimCodeElement'>
+<span id="L1" class="LineNr">  1 </span><span class="PreProc">type</span> <a href='shell/word.mu.html#L1'>word</a> <span class="Delimiter">{</span>
+<span id="L2" class="LineNr">  2 </span>  scalar-data: (handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>)
+<span id="L3" class="LineNr">  3 </span>  next: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L4" class="LineNr">  4 </span>  prev: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L5" class="LineNr">  5 </span><span class="Delimiter">}</span>
+<span id="L6" class="LineNr">  6 </span>
+<span id="L7" class="LineNr">  7 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L7'>initialize-word</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L8" class="LineNr">  8 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L9" class="LineNr">  9 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L10" class="LineNr"> 10 </span>  <a href='120allocate.subx.html#L43'>allocate</a> data-ah
+<span id="L11" class="LineNr"> 11 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L12" class="LineNr"> 12 </span>  <a href='shell/gap-buffer.mu.html#L9'>initialize-gap-buffer</a> data
+<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">}</span>
+<span id="L14" class="LineNr"> 14 </span>
+<span id="L15" class="LineNr"> 15 </span><span class="muComment">## some helpers for creating words. mostly for tests</span>
+<span id="L16" class="LineNr"> 16 </span>
+<span id="L17" class="LineNr"> 17 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L17'>initialize-word-with</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L18" class="LineNr"> 18 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L19" class="LineNr"> 19 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L20" class="LineNr"> 20 </span>  <a href='120allocate.subx.html#L43'>allocate</a> data-ah
+<span id="L21" class="LineNr"> 21 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L22" class="LineNr"> 22 </span>  <a href='shell/gap-buffer.mu.html#L18'>initialize-gap-buffer-with</a> data, s
+<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">}</span>
+<span id="L24" class="LineNr"> 24 </span>
+<span id="L25" class="LineNr"> 25 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L25'>allocate-word-with</a></span> _out: (addr handle <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L26" class="LineNr"> 26 </span>  <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _out
+<span id="L27" class="LineNr"> 27 </span>  <a href='120allocate.subx.html#L43'>allocate</a> out
+<span id="L28" class="LineNr"> 28 </span>  <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *out
+<span id="L29" class="LineNr"> 29 </span>  <a href='shell/word.mu.html#L17'>initialize-word-with</a> out-addr, s
+<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">}</span>
+<span id="L31" class="LineNr"> 31 </span>
+<span id="L32" class="LineNr"> 32 </span><span class="muComment"># just for tests for now</span>
+<span id="L33" class="LineNr"> 33 </span><span class="muComment"># TODO: handle existing next</span>
+<span id="L34" class="LineNr"> 34 </span><span class="muComment"># one implication of handles: append must take a handle</span>
+<span id="L35" class="LineNr"> 35 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L35'>append-word-with</a></span> self-h: (handle <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L36" class="LineNr"> 36 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> self-h
+<span id="L37" class="LineNr"> 37 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, next
+<span id="L38" class="LineNr"> 38 </span>  <a href='shell/word.mu.html#L25'>allocate-word-with</a> next-ah, s
+<span id="L39" class="LineNr"> 39 </span>  <span class="PreProc">var</span> next/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L40" class="LineNr"> 40 </span>  <span class="PreProc">var</span> prev-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get next, prev
+<span id="L41" class="LineNr"> 41 </span>  <a href='120allocate.subx.html#L455'>copy-handle</a> self-h, prev-ah
+<span id="L42" class="LineNr"> 42 </span><span class="Delimiter">}</span>
+<span id="L43" class="LineNr"> 43 </span>
+<span id="L44" class="LineNr"> 44 </span><span class="muComment"># just for tests for now</span>
+<span id="L45" class="LineNr"> 45 </span><span class="muComment"># TODO: handle existing prev</span>
+<span id="L46" class="LineNr"> 46 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L46'>prepend-word-with</a></span> self-h: (handle <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L47" class="LineNr"> 47 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> self-h
+<span id="L48" class="LineNr"> 48 </span>  <span class="PreProc">var</span> prev-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, prev
+<span id="L49" class="LineNr"> 49 </span>  <a href='shell/word.mu.html#L25'>allocate-word-with</a> prev-ah, s
+<span id="L50" class="LineNr"> 50 </span>  <span class="PreProc">var</span> prev/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *prev-ah
+<span id="L51" class="LineNr"> 51 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get prev, next
+<span id="L52" class="LineNr"> 52 </span>  <a href='120allocate.subx.html#L455'>copy-handle</a> self-h, next-ah
+<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span>
+<span id="L54" class="LineNr"> 54 </span>
+<span id="L55" class="LineNr"> 55 </span><span class="muComment">## real primitives</span>
+<span id="L56" class="LineNr"> 56 </span>
+<span id="L57" class="LineNr"> 57 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L57'>move-word-contents</a></span> _src-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L58" class="LineNr"> 58 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L59" class="LineNr"> 59 </span>  <span class="PreProc">var</span> _dest/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L60" class="LineNr"> 60 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest
+<span id="L61" class="LineNr"> 61 </span>  <span class="PreProc">var</span> src-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-ah
+<span id="L62" class="LineNr"> 62 </span>  <span class="PreProc">var</span> _src/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-ah
+<span id="L63" class="LineNr"> 63 </span>  <span class="PreProc">var</span> src/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src
+<span id="L64" class="LineNr"> 64 </span>  <a href='shell/word.mu.html#L216'>cursor-to-start</a> src
+<span id="L65" class="LineNr"> 65 </span>  <span class="PreProc">var</span> src-data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get src, scalar-data
+<span id="L66" class="LineNr"> 66 </span>  <span class="PreProc">var</span> src-data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-data-ah
+<span id="L67" class="LineNr"> 67 </span>  <span class="PreProc">var</span> src-stack/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get src-data, right
+<span id="L68" class="LineNr"> 68 </span>  <span class="Delimiter">{</span>
+<span id="L69" class="LineNr"> 69 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a> src-stack
+<span id="L70" class="LineNr"> 70 </span>    compare done?, <span class="Constant">0</span>/false
+<span id="L71" class="LineNr"> 71 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L72" class="LineNr"> 72 </span>    <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a> src-stack
+<span id="L73" class="LineNr"> 73 </span>    <a href='shell/word.mu.html#L179'>add-grapheme-to-word</a> dest, g
+<span id="L74" class="LineNr"> 74 </span>    <span class="PreProc">loop</span>
+<span id="L75" class="LineNr"> 75 </span>  <span class="Delimiter">}</span>
+<span id="L76" class="LineNr"> 76 </span><span class="Delimiter">}</span>
+<span id="L77" class="LineNr"> 77 </span>
+<span id="L78" class="LineNr"> 78 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L78'>copy-word-contents-before-cursor</a></span> _src-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L79" class="LineNr"> 79 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L80" class="LineNr"> 80 </span>  <span class="PreProc">var</span> _dest/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L81" class="LineNr"> 81 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest
+<span id="L82" class="LineNr"> 82 </span>  <span class="PreProc">var</span> src-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-ah
+<span id="L83" class="LineNr"> 83 </span>  <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-ah
+<span id="L84" class="LineNr"> 84 </span>  <span class="PreProc">var</span> src-data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get src, scalar-data
+<span id="L85" class="LineNr"> 85 </span>  <span class="PreProc">var</span> src-data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-data-ah
+<span id="L86" class="LineNr"> 86 </span>  <span class="PreProc">var</span> src-stack/<span class="Constant">ecx</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar">&lt;-</span> get src-data, left
+<span id="L87" class="LineNr"> 87 </span>  <span class="PreProc">var</span> src-stack-data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar">&lt;-</span> get src-stack, data
+<span id="L88" class="LineNr"> 88 </span>  <span class="PreProc">var</span> _src-stack-data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-stack-data-ah
+<span id="L89" class="LineNr"> 89 </span>  <span class="PreProc">var</span> src-stack-data/<span class="Constant">edx</span>: (addr array grapheme) <span class="SpecialChar">&lt;-</span> copy _src-stack-data
+<span id="L90" class="LineNr"> 90 </span>  <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar">&lt;-</span> get src-stack, top
+<span id="L91" class="LineNr"> 91 </span>  <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L92" class="LineNr"> 92 </span>  <span class="Delimiter">{</span>
+<span id="L93" class="LineNr"> 93 </span>    compare i, *top-addr
+<span id="L94" class="LineNr"> 94 </span>    <span class="PreProc">break-if-&gt;=</span>
+<span id="L95" class="LineNr"> 95 </span>    <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar">&lt;-</span> index src-stack-data, i
+<span id="L96" class="LineNr"> 96 </span>    <a href='shell/word.mu.html#L179'>add-grapheme-to-word</a> dest, *g
+<span id="L97" class="LineNr"> 97 </span>    i <span class="SpecialChar">&lt;-</span> increment
+<span id="L98" class="LineNr"> 98 </span>    <span class="PreProc">loop</span>
+<span id="L99" class="LineNr"> 99 </span>  <span class="Delimiter">}</span>
+<span id="L100" class="LineNr">100 </span><span class="Delimiter">}</span>
+<span id="L101" class="LineNr">101 </span>
+<span id="L102" class="LineNr">102 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L102'>word-equal?</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L103" class="LineNr">103 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L104" class="LineNr">104 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L105" class="LineNr">105 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L106" class="LineNr">106 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L251'>gap-buffer-equal?</a> data, s
+<span id="L107" class="LineNr">107 </span>  <span class="PreProc">return</span> result
+<span id="L108" class="LineNr">108 </span><span class="Delimiter">}</span>
+<span id="L109" class="LineNr">109 </span>
+<span id="L110" class="LineNr">110 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L110'>words-equal?</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>), _w: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L111" class="LineNr">111 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L112" class="LineNr">112 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L113" class="LineNr">113 </span>  <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L114" class="LineNr">114 </span>  <span class="PreProc">var</span> data/<span class="Constant">ecx</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> copy _data
+<span id="L115" class="LineNr">115 </span>  <span class="PreProc">var</span> w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L116" class="LineNr">116 </span>  <span class="PreProc">var</span> w-data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get w, scalar-data
+<span id="L117" class="LineNr">117 </span>  <span class="PreProc">var</span> w-data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w-data-ah
+<span id="L118" class="LineNr">118 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L340'>gap-buffers-equal?</a> data, w-data
+<span id="L119" class="LineNr">119 </span>  <span class="PreProc">return</span> result
+<span id="L120" class="LineNr">120 </span><span class="Delimiter">}</span>
+<span id="L121" class="LineNr">121 </span>
+<span id="L122" class="LineNr">122 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L122'>word-length</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L123" class="LineNr">123 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L124" class="LineNr">124 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L125" class="LineNr">125 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L126" class="LineNr">126 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L106'>gap-buffer-length</a> data
+<span id="L127" class="LineNr">127 </span>  <span class="PreProc">return</span> result
+<span id="L128" class="LineNr">128 </span><span class="Delimiter">}</span>
+<span id="L129" class="LineNr">129 </span>
+<span id="L130" class="LineNr">130 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L130'>first-word</a></span> _in: (addr handle <a href='shell/word.mu.html#L1'>word</a>), out: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L131" class="LineNr">131 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _in
+<span id="L132" class="LineNr">132 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L133" class="LineNr">133 </span>  <span class="PreProc">var</span> prev/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L134" class="LineNr">134 </span>  <span class="Delimiter">{</span>
+<span id="L135" class="LineNr">135 </span>    prev <span class="SpecialChar">&lt;-</span> get curr, prev
+<span id="L136" class="LineNr">136 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *prev
+<span id="L137" class="LineNr">137 </span>    compare curr, <span class="Constant">0</span>
+<span id="L138" class="LineNr">138 </span>    <span class="PreProc">break-if-=</span>
+<span id="L139" class="LineNr">139 </span>    copy-object prev, curr-ah
+<span id="L140" class="LineNr">140 </span>    <span class="PreProc">loop</span>
+<span id="L141" class="LineNr">141 </span>  <span class="Delimiter">}</span>
+<span id="L142" class="LineNr">142 </span>  copy-object curr-ah, out
+<span id="L143" class="LineNr">143 </span><span class="Delimiter">}</span>
+<span id="L144" class="LineNr">144 </span>
+<span id="L145" class="LineNr">145 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L145'>final-word</a></span> _in: (addr handle <a href='shell/word.mu.html#L1'>word</a>), out: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L146" class="LineNr">146 </span>  <span class="PreProc">var</span> curr-h: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L147" class="LineNr">147 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address curr-h
+<span id="L148" class="LineNr">148 </span>  copy-object _in, curr-ah
+<span id="L149" class="LineNr">149 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L150" class="LineNr">150 </span>  <span class="PreProc">var</span> next/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L151" class="LineNr">151 </span>  <span class="Delimiter">{</span>
+<span id="L152" class="LineNr">152 </span>    curr <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L153" class="LineNr">153 </span>    next <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L154" class="LineNr">154 </span>    curr <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next
+<span id="L155" class="LineNr">155 </span>    compare curr, <span class="Constant">0</span>
+<span id="L156" class="LineNr">156 </span>    <span class="PreProc">break-if-=</span>
+<span id="L157" class="LineNr">157 </span>    copy-object next, curr-ah
+<span id="L158" class="LineNr">158 </span>    <span class="PreProc">loop</span>
+<span id="L159" class="LineNr">159 </span>  <span class="Delimiter">}</span>
+<span id="L160" class="LineNr">160 </span>  copy-object curr-ah, out  <span class="muComment"># modify 'out' right at the end, just in case it's same as 'in'</span>
+<span id="L161" class="LineNr">161 </span><span class="Delimiter">}</span>
+<span id="L162" class="LineNr">162 </span>
+<span id="L163" class="LineNr">163 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L163'>first-grapheme</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L164" class="LineNr">164 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L165" class="LineNr">165 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L166" class="LineNr">166 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L167" class="LineNr">167 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L192'>first-grapheme-in-gap-buffer</a> data
+<span id="L168" class="LineNr">168 </span>  <span class="PreProc">return</span> result
+<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span>
+<span id="L170" class="LineNr">170 </span>
+<span id="L171" class="LineNr">171 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L171'>grapheme-before-cursor</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L172" class="LineNr">172 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L173" class="LineNr">173 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L174" class="LineNr">174 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L175" class="LineNr">175 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L222'>grapheme-before-cursor-in-gap-buffer</a> data
+<span id="L176" class="LineNr">176 </span>  <span class="PreProc">return</span> result
+<span id="L177" class="LineNr">177 </span><span class="Delimiter">}</span>
+<span id="L178" class="LineNr">178 </span>
+<span id="L179" class="LineNr">179 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L179'>add-grapheme-to-word</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>), c: grapheme <span class="Delimiter">{</span>
+<span id="L180" class="LineNr">180 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L181" class="LineNr">181 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L182" class="LineNr">182 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L183" class="LineNr">183 </span>  <a href='shell/gap-buffer.mu.html#L118'>add-grapheme-at-gap</a> data, c
+<span id="L184" class="LineNr">184 </span><span class="Delimiter">}</span>
+<span id="L185" class="LineNr">185 </span>
+<span id="L186" class="LineNr">186 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L186'>cursor-at-start?</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L187" class="LineNr">187 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L188" class="LineNr">188 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L189" class="LineNr">189 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L190" class="LineNr">190 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L140'>gap-at-start?</a> data
+<span id="L191" class="LineNr">191 </span>  <span class="PreProc">return</span> result
+<span id="L192" class="LineNr">192 </span><span class="Delimiter">}</span>
+<span id="L193" class="LineNr">193 </span>
+<span id="L194" class="LineNr">194 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L194'>cursor-at-end?</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L195" class="LineNr">195 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L196" class="LineNr">196 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L197" class="LineNr">197 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L198" class="LineNr">198 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L147'>gap-at-end?</a> data
+<span id="L199" class="LineNr">199 </span>  <span class="PreProc">return</span> result
+<span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span>
+<span id="L201" class="LineNr">201 </span>
+<span id="L202" class="LineNr">202 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L202'>cursor-left</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L203" class="LineNr">203 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L204" class="LineNr">204 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L205" class="LineNr">205 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L206" class="LineNr">206 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L168'>gap-left</a> data
+<span id="L207" class="LineNr">207 </span><span class="Delimiter">}</span>
+<span id="L208" class="LineNr">208 </span>
+<span id="L209" class="LineNr">209 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L209'>cursor-right</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
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+<span id="L211" class="LineNr">211 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L212" class="LineNr">212 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L213" class="LineNr">213 </span>  <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L154'>gap-right</a> data
+<span id="L214" class="LineNr">214 </span><span class="Delimiter">}</span>
+<span id="L215" class="LineNr">215 </span>
+<span id="L216" class="LineNr">216 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L216'>cursor-to-start</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
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+<span id="L218" class="LineNr">218 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L219" class="LineNr">219 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L220" class="LineNr">220 </span>  <a href='shell/gap-buffer.mu.html#L124'>gap-to-start</a> data
+<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span>
+<span id="L222" class="LineNr">222 </span>
+<span id="L223" class="LineNr">223 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L223'>cursor-to-end</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L224" class="LineNr">224 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L225" class="LineNr">225 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L226" class="LineNr">226 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L227" class="LineNr">227 </span>  <a href='shell/gap-buffer.mu.html#L132'>gap-to-end</a> data
+<span id="L228" class="LineNr">228 </span><span class="Delimiter">}</span>
+<span id="L229" class="LineNr">229 </span>
+<span id="L230" class="LineNr">230 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L230'>cursor-index</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L231" class="LineNr">231 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L232" class="LineNr">232 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L233" class="LineNr">233 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L234" class="LineNr">234 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L184'>index-of-gap</a> data
+<span id="L235" class="LineNr">235 </span>  <span class="PreProc">return</span> result
+<span id="L236" class="LineNr">236 </span><span class="Delimiter">}</span>
+<span id="L237" class="LineNr">237 </span>
+<span id="L238" class="LineNr">238 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L238'>delete-before-cursor</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L239" class="LineNr">239 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L240" class="LineNr">240 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L241" class="LineNr">241 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L242" class="LineNr">242 </span>  <a href='shell/gap-buffer.mu.html#L238'>delete-before-gap</a> data
+<span id="L243" class="LineNr">243 </span><span class="Delimiter">}</span>
+<span id="L244" class="LineNr">244 </span>
+<span id="L245" class="LineNr">245 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L245'>pop-after-cursor</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
+<span id="L246" class="LineNr">246 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L247" class="LineNr">247 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L248" class="LineNr">248 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L249" class="LineNr">249 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L244'>pop-after-gap</a> data
+<span id="L250" class="LineNr">250 </span>  <span class="PreProc">return</span> result
+<span id="L251" class="LineNr">251 </span><span class="Delimiter">}</span>
+<span id="L252" class="LineNr">252 </span>
+<span id="L253" class="LineNr">253 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L253'>delete-next</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L254" class="LineNr">254 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L255" class="LineNr">255 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, next
+<span id="L256" class="LineNr">256 </span>  <span class="PreProc">var</span> next/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L257" class="LineNr">257 </span>  compare next, <span class="Constant">0</span>
+<span id="L258" class="LineNr">258 </span>  <span class="PreProc">break-if-=</span>
+<span id="L259" class="LineNr">259 </span>  <span class="PreProc">var</span> next-next-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get next, next
+<span id="L260" class="LineNr">260 </span>  <span class="PreProc">var</span> self-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get next, prev
+<span id="L261" class="LineNr">261 </span>  copy-object next-next-ah, next-ah
+<span id="L262" class="LineNr">262 </span>  <span class="PreProc">var</span> new-next/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-next-ah
+<span id="L263" class="LineNr">263 </span>  compare new-next, <span class="Constant">0</span>
+<span id="L264" class="LineNr">264 </span>  <span class="PreProc">break-if-=</span>
+<span id="L265" class="LineNr">265 </span>  <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get new-next, prev
+<span id="L266" class="LineNr">266 </span>  copy-object self-ah, dest
+<span id="L267" class="LineNr">267 </span><span class="Delimiter">}</span>
+<span id="L268" class="LineNr">268 </span>
+<span id="L269" class="LineNr">269 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L269'>render-word</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/word.mu.html#L1'>word</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L270" class="LineNr">270 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L271" class="LineNr">271 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L272" class="LineNr">272 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L273" class="LineNr">273 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L81'>render-gap-buffer</a> <a href='500text-screen.mu.html#L9'>screen</a>, data, x, y, render-cursor?
+<span id="L274" class="LineNr">274 </span>  <span class="PreProc">return</span> result
+<span id="L275" class="LineNr">275 </span><span class="Delimiter">}</span>
+<span id="L276" class="LineNr">276 </span>
+<span id="L277" class="LineNr">277 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L277'>render-words</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _words-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), x: int, y: int, cursor-word-addr: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L278" class="LineNr">278 </span>  <span class="PreProc">var</span> words-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _words-ah
+<span id="L279" class="LineNr">279 </span>  <span class="PreProc">var</span> _words-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *words-ah
+<span id="L280" class="LineNr">280 </span>  <span class="PreProc">var</span> words-a/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _words-a
+<span id="L281" class="LineNr">281 </span>  compare words-a, <span class="Constant">0</span>
+<span id="L282" class="LineNr">282 </span>  <span class="Delimiter">{</span>
+<span id="L283" class="LineNr">283 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L284" class="LineNr">284 </span>    <span class="PreProc">return</span> x
+<span id="L285" class="LineNr">285 </span>  <span class="Delimiter">}</span>
+<span id="L286" class="LineNr">286 </span>  <span class="muComment"># print</span>
+<span id="L287" class="LineNr">287 </span>  <span class="PreProc">var</span> render-cursor?/<span class="Constant">edx</span>: boolean <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>/false
+<span id="L288" class="LineNr">288 </span>  <span class="Delimiter">{</span>
+<span id="L289" class="LineNr">289 </span>    compare cursor-word-addr, words-a
+<span id="L290" class="LineNr">290 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L291" class="LineNr">291 </span>    render-cursor? <span class="SpecialChar">&lt;-</span> copy <span class="Constant">1</span>/true
+<span id="L292" class="LineNr">292 </span>  <span class="Delimiter">}</span>
+<span id="L293" class="LineNr">293 </span>  <span class="PreProc">var</span> next-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L269'>render-word</a> <a href='500text-screen.mu.html#L9'>screen</a>, words-a, x, y, render-cursor?
+<span id="L294" class="LineNr">294 </span>  <span class="PreProc">var</span> space/<span class="Constant">edx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x20</span>/space
+<span id="L295" class="LineNr">295 </span>  <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, space, next-x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
+<span id="L296" class="LineNr">296 </span>  next-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L297" class="LineNr">297 </span>  <span class="muComment"># recurse</span>
+<span id="L298" class="LineNr">298 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get words-a, next
+<span id="L299" class="LineNr">299 </span>  next-x <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, next-ah, next-x, y, cursor-word-addr
+<span id="L300" class="LineNr">300 </span>  <span class="PreProc">return</span> next-x
+<span id="L301" class="LineNr">301 </span><span class="Delimiter">}</span>
+<span id="L302" class="LineNr">302 </span>
+<span id="L303" class="LineNr">303 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/word.mu.html#L303'>test-render-words</a></span> <span class="Delimiter">{</span>
+<span id="L304" class="LineNr">304 </span>  <span class="muComment"># words = [aaa, bbb, ccc, ddd]</span>
+<span id="L305" class="LineNr">305 </span>  <span class="PreProc">var</span> w-storage: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L306" class="LineNr">306 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address w-storage
+<span id="L307" class="LineNr">307 </span>  <a href='shell/word.mu.html#L25'>allocate-word-with</a> w-ah, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L308" class="LineNr">308 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;bbb&quot;</span>
+<span id="L309" class="LineNr">309 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;ccc&quot;</span>
+<span id="L310" class="LineNr">310 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;ddd&quot;</span>
+<span id="L311" class="LineNr">311 </span>  <span class="muComment"># setup: screen</span>
+<span id="L312" class="LineNr">312 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L313" class="LineNr">313 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L314" class="LineNr">314 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L315" class="LineNr">315 </span>  <span class="muComment">#</span>
+<span id="L316" class="LineNr">316 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w-ah
+<span id="L317" class="LineNr">317 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L318" class="LineNr">318 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L319" class="LineNr">319 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L320" class="LineNr">320 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L321" class="LineNr">321 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;   |                &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0 cursor&quot;</span>
+<span id="L322" class="LineNr">322 </span>  <span class="muComment"># - start moving cursor left through final word</span>
+<span id="L323" class="LineNr">323 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L324" class="LineNr">324 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L325" class="LineNr">325 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L326" class="LineNr">326 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L327" class="LineNr">327 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;  |                 &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/1 cursor&quot;</span>
+<span id="L328" class="LineNr">328 </span>  <span class="muComment">#</span>
+<span id="L329" class="LineNr">329 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L330" class="LineNr">330 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L331" class="LineNr">331 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L332" class="LineNr">332 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L333" class="LineNr">333 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot; |                  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/2 cursor&quot;</span>
+<span id="L334" class="LineNr">334 </span>  <span class="muComment">#</span>
+<span id="L335" class="LineNr">335 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L336" class="LineNr">336 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L337" class="LineNr">337 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L338" class="LineNr">338 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L339" class="LineNr">339 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;|                   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/3 cursor&quot;</span>
+<span id="L340" class="LineNr">340 </span>  <span class="muComment"># further moves left within the word change nothing</span>
+<span id="L341" class="LineNr">341 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L342" class="LineNr">342 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L343" class="LineNr">343 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L344" class="LineNr">344 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L345" class="LineNr">345 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;|                   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/4 cursor&quot;</span>
+<span id="L346" class="LineNr">346 </span>  <span class="muComment"># - switch to next word</span>
+<span id="L347" class="LineNr">347 </span>  <span class="PreProc">var</span> w2-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get w, next
+<span id="L348" class="LineNr">348 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w2-ah
+<span id="L349" class="LineNr">349 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L350" class="LineNr">350 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L351" class="LineNr">351 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L352" class="LineNr">352 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L353" class="LineNr">353 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;        |           &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/5 cursor&quot;</span>
+<span id="L354" class="LineNr">354 </span>  <span class="muComment"># now speed up a little</span>
+<span id="L355" class="LineNr">355 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L356" class="LineNr">356 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L357" class="LineNr">357 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L358" class="LineNr">358 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L359" class="LineNr">359 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L360" class="LineNr">360 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;      |             &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/6 cursor&quot;</span>
+<span id="L361" class="LineNr">361 </span>  <span class="muComment">#</span>
+<span id="L362" class="LineNr">362 </span>  <span class="PreProc">var</span> w2-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get w, next
+<span id="L363" class="LineNr">363 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w2-ah
+<span id="L364" class="LineNr">364 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L365" class="LineNr">365 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L366" class="LineNr">366 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L367" class="LineNr">367 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L277'>render-words</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L368" class="LineNr">368 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;aaa  bbb  ccc  ddd  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/0&quot;</span>
+<span id="L369" class="LineNr">369 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;            |       &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L303'>test-render-words</a>/7 cursor&quot;</span>
+<span id="L370" class="LineNr">370 </span><span class="Delimiter">}</span>
+<span id="L371" class="LineNr">371 </span>
+<span id="L372" class="LineNr">372 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L372'>render-words-in-reverse</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _words-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), x: int, y: int, cursor-word-addr: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L373" class="LineNr">373 </span>  <span class="PreProc">var</span> words-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _words-ah
+<span id="L374" class="LineNr">374 </span>  <span class="PreProc">var</span> _words-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *words-ah
+<span id="L375" class="LineNr">375 </span>  <span class="PreProc">var</span> words-a/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _words-a
+<span id="L376" class="LineNr">376 </span>  compare words-a, <span class="Constant">0</span>
+<span id="L377" class="LineNr">377 </span>  <span class="Delimiter">{</span>
+<span id="L378" class="LineNr">378 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L379" class="LineNr">379 </span>    <span class="PreProc">return</span> x
+<span id="L380" class="LineNr">380 </span>  <span class="Delimiter">}</span>
+<span id="L381" class="LineNr">381 </span>  <span class="muComment"># recurse</span>
+<span id="L382" class="LineNr">382 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get words-a, next
+<span id="L383" class="LineNr">383 </span>  <span class="PreProc">var</span> next-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, next-ah, x, y, cursor-word-addr
+<span id="L384" class="LineNr">384 </span>  <span class="muComment"># print</span>
+<span id="L385" class="LineNr">385 </span>  <span class="PreProc">var</span> render-cursor?/<span class="Constant">edx</span>: boolean <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>/false
+<span id="L386" class="LineNr">386 </span>  <span class="Delimiter">{</span>
+<span id="L387" class="LineNr">387 </span>    compare cursor-word-addr, words-a
+<span id="L388" class="LineNr">388 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L389" class="LineNr">389 </span>    render-cursor? <span class="SpecialChar">&lt;-</span> copy <span class="Constant">1</span>/true
+<span id="L390" class="LineNr">390 </span>  <span class="Delimiter">}</span>
+<span id="L391" class="LineNr">391 </span>  next-x <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L269'>render-word</a> <a href='500text-screen.mu.html#L9'>screen</a>, words-a, next-x, y, render-cursor?
+<span id="L392" class="LineNr">392 </span>  <span class="PreProc">var</span> space/<span class="Constant">ecx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x20</span>/space
+<span id="L393" class="LineNr">393 </span>  <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, space, next-x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
+<span id="L394" class="LineNr">394 </span>  next-x <span class="SpecialChar">&lt;-</span> increment
+<span id="L395" class="LineNr">395 </span>  <span class="PreProc">return</span> next-x
+<span id="L396" class="LineNr">396 </span><span class="Delimiter">}</span>
+<span id="L397" class="LineNr">397 </span>
+<span id="L398" class="LineNr">398 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a></span> <span class="Delimiter">{</span>
+<span id="L399" class="LineNr">399 </span>  <span class="muComment"># words = [aaa, bbb, ccc, ddd]</span>
+<span id="L400" class="LineNr">400 </span>  <span class="PreProc">var</span> w-storage: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L401" class="LineNr">401 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address w-storage
+<span id="L402" class="LineNr">402 </span>  <a href='shell/word.mu.html#L25'>allocate-word-with</a> w-ah, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L403" class="LineNr">403 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;bbb&quot;</span>
+<span id="L404" class="LineNr">404 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;ccc&quot;</span>
+<span id="L405" class="LineNr">405 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;ddd&quot;</span>
+<span id="L406" class="LineNr">406 </span>  <span class="muComment"># setup: screen</span>
+<span id="L407" class="LineNr">407 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L408" class="LineNr">408 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">edi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L409" class="LineNr">409 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>, <span class="Constant">4</span>
+<span id="L410" class="LineNr">410 </span>  <span class="muComment">#</span>
+<span id="L411" class="LineNr">411 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w-ah
+<span id="L412" class="LineNr">412 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L413" class="LineNr">413 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L414" class="LineNr">414 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L415" class="LineNr">415 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/0&quot;</span>
+<span id="L416" class="LineNr">416 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;                  | &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/0 cursor&quot;</span>
+<span id="L417" class="LineNr">417 </span>  <span class="muComment"># - start moving cursor left through final word</span>
+<span id="L418" class="LineNr">418 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L419" class="LineNr">419 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L420" class="LineNr">420 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L421" class="LineNr">421 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/1&quot;</span>
+<span id="L422" class="LineNr">422 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;                 |  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/1 cursor&quot;</span>
+<span id="L423" class="LineNr">423 </span>  <span class="muComment">#</span>
+<span id="L424" class="LineNr">424 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L425" class="LineNr">425 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L426" class="LineNr">426 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L427" class="LineNr">427 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/2&quot;</span>
+<span id="L428" class="LineNr">428 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;                |   &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/2 cursor&quot;</span>
+<span id="L429" class="LineNr">429 </span>  <span class="muComment">#</span>
+<span id="L430" class="LineNr">430 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L431" class="LineNr">431 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L432" class="LineNr">432 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L433" class="LineNr">433 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/3&quot;</span>
+<span id="L434" class="LineNr">434 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;               |    &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/3 cursor&quot;</span>
+<span id="L435" class="LineNr">435 </span>  <span class="muComment"># further moves left within the word change nothing</span>
+<span id="L436" class="LineNr">436 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L437" class="LineNr">437 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L438" class="LineNr">438 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L439" class="LineNr">439 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/4&quot;</span>
+<span id="L440" class="LineNr">440 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;               |    &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/4 cursor&quot;</span>
+<span id="L441" class="LineNr">441 </span>  <span class="muComment"># - switch to next word</span>
+<span id="L442" class="LineNr">442 </span>  <span class="PreProc">var</span> w2-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get w, next
+<span id="L443" class="LineNr">443 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w2-ah
+<span id="L444" class="LineNr">444 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L445" class="LineNr">445 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L446" class="LineNr">446 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L447" class="LineNr">447 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/5&quot;</span>
+<span id="L448" class="LineNr">448 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;             |      &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/5 cursor&quot;</span>
+<span id="L449" class="LineNr">449 </span>  <span class="muComment"># now speed up a little</span>
+<span id="L450" class="LineNr">450 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L451" class="LineNr">451 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L452" class="LineNr">452 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L453" class="LineNr">453 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L454" class="LineNr">454 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/6&quot;</span>
+<span id="L455" class="LineNr">455 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;           |        &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/6 cursor&quot;</span>
+<span id="L456" class="LineNr">456 </span>  <span class="muComment">#</span>
+<span id="L457" class="LineNr">457 </span>  <span class="PreProc">var</span> w2-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get w, next
+<span id="L458" class="LineNr">458 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w2-ah
+<span id="L459" class="LineNr">459 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L460" class="LineNr">460 </span>  <a href='shell/word.mu.html#L202'>cursor-left</a> w
+<span id="L461" class="LineNr">461 </span>  <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> copy w
+<span id="L462" class="LineNr">462 </span>  <span class="PreProc">var</span> new-x/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L372'>render-words-in-reverse</a> <a href='500text-screen.mu.html#L9'>screen</a>, w-ah, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, cursor-word
+<span id="L463" class="LineNr">463 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y,                                   <span class="Constant">&quot;ddd  ccc  bbb  aaa  &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/7&quot;</span>
+<span id="L464" class="LineNr">464 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y,  <span class="Constant">&quot;       |            &quot;</span>, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L398'>test-render-words-in-reverse</a>/7 cursor&quot;</span>
+<span id="L465" class="LineNr">465 </span><span class="Delimiter">}</span>
+<span id="L466" class="LineNr">466 </span>
+<span id="L467" class="LineNr">467 </span><span class="muComment"># Gotcha with some word operations: ensure dest-ah isn't in the middle of some</span>
+<span id="L468" class="LineNr">468 </span><span class="muComment"># existing chain of words. There are two pointers to patch, and you'll forget</span>
+<span id="L469" class="LineNr">469 </span><span class="muComment"># to do the other one.</span>
+<span id="L470" class="LineNr">470 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L470'>copy-words</a></span> _src-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L471" class="LineNr">471 </span>  <span class="PreProc">var</span> src-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-ah
+<span id="L472" class="LineNr">472 </span>  <span class="PreProc">var</span> src-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-ah
+<span id="L473" class="LineNr">473 </span>  compare src-a, <span class="Constant">0</span>
+<span id="L474" class="LineNr">474 </span>  <span class="PreProc">break-if-=</span>
+<span id="L475" class="LineNr">475 </span>  <span class="muComment"># copy</span>
+<span id="L476" class="LineNr">476 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L477" class="LineNr">477 </span>  <a href='shell/word.mu.html#L552'>copy-word</a> src-a, dest-ah
+<span id="L478" class="LineNr">478 </span>  <span class="muComment"># recurse</span>
+<span id="L479" class="LineNr">479 </span>  <span class="PreProc">var</span> rest: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L480" class="LineNr">480 </span>  <span class="PreProc">var</span> rest-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address rest
+<span id="L481" class="LineNr">481 </span>  <span class="PreProc">var</span> next-src-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get src-a, next
+<span id="L482" class="LineNr">482 </span>  <a href='shell/word.mu.html#L470'>copy-words</a> next-src-ah, rest-ah
+<span id="L483" class="LineNr">483 </span>  <a href='shell/word.mu.html#L599'>chain-words</a> dest-ah, rest-ah
+<span id="L484" class="LineNr">484 </span><span class="Delimiter">}</span>
+<span id="L485" class="LineNr">485 </span>
+<span id="L486" class="LineNr">486 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L486'>copy-words-in-reverse</a></span> _src-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L487" class="LineNr">487 </span>  <span class="PreProc">var</span> src-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-ah
+<span id="L488" class="LineNr">488 </span>  <span class="PreProc">var</span> _src-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src-ah
+<span id="L489" class="LineNr">489 </span>  <span class="PreProc">var</span> src-a/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-a
+<span id="L490" class="LineNr">490 </span>  compare src-a, <span class="Constant">0</span>
+<span id="L491" class="LineNr">491 </span>  <span class="PreProc">break-if-=</span>
+<span id="L492" class="LineNr">492 </span>  <span class="muComment"># recurse</span>
+<span id="L493" class="LineNr">493 </span>  <span class="PreProc">var</span> next-src-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get src-a, next
+<span id="L494" class="LineNr">494 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L495" class="LineNr">495 </span>  <a href='shell/word.mu.html#L486'>copy-words-in-reverse</a> next-src-ah, dest-ah
+<span id="L496" class="LineNr">496 </span>  <span class="muComment">#</span>
+<span id="L497" class="LineNr">497 </span>  <a href='shell/word.mu.html#L500'>copy-word-at-end</a> src-a, dest-ah
+<span id="L498" class="LineNr">498 </span><span class="Delimiter">}</span>
+<span id="L499" class="LineNr">499 </span>
+<span id="L500" class="LineNr">500 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L500'>copy-word-at-end</a></span> src: (addr <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L501" class="LineNr">501 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L502" class="LineNr">502 </span>  <span class="muComment"># if dest is null, copy and return</span>
+<span id="L503" class="LineNr">503 </span>  <span class="PreProc">var</span> dest-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L504" class="LineNr">504 </span>  compare dest-a, <span class="Constant">0</span>
+<span id="L505" class="LineNr">505 </span>  <span class="Delimiter">{</span>
+<span id="L506" class="LineNr">506 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L507" class="LineNr">507 </span>    <a href='shell/word.mu.html#L552'>copy-word</a> src, dest-ah
+<span id="L508" class="LineNr">508 </span>    <span class="PreProc">return</span>
+<span id="L509" class="LineNr">509 </span>  <span class="Delimiter">}</span>
+<span id="L510" class="LineNr">510 </span>  <span class="muComment"># copy current word</span>
+<span id="L511" class="LineNr">511 </span>  <span class="PreProc">var</span> new: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L512" class="LineNr">512 </span>  <span class="PreProc">var</span> new-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address new
+<span id="L513" class="LineNr">513 </span>  <a href='shell/word.mu.html#L552'>copy-word</a> src, new-ah
+<span id="L514" class="LineNr">514 </span>  <span class="muComment"># append it at the end</span>
+<span id="L515" class="LineNr">515 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy dest-ah
+<span id="L516" class="LineNr">516 </span>  <span class="Delimiter">{</span>
+<span id="L517" class="LineNr">517 </span>    <span class="PreProc">var</span> curr-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah  <span class="muComment"># curr-a guaranteed not to be null</span>
+<span id="L518" class="LineNr">518 </span>    <span class="PreProc">var</span> next-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr-a, next
+<span id="L519" class="LineNr">519 </span>    <span class="PreProc">var</span> next-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L520" class="LineNr">520 </span>    compare next-a, <span class="Constant">0</span>
+<span id="L521" class="LineNr">521 </span>    <span class="PreProc">break-if-=</span>
+<span id="L522" class="LineNr">522 </span>    curr-ah <span class="SpecialChar">&lt;-</span> copy next-ah
+<span id="L523" class="LineNr">523 </span>    <span class="PreProc">loop</span>
+<span id="L524" class="LineNr">524 </span>  <span class="Delimiter">}</span>
+<span id="L525" class="LineNr">525 </span>  <a href='shell/word.mu.html#L599'>chain-words</a> curr-ah, new-ah
+<span id="L526" class="LineNr">526 </span><span class="Delimiter">}</span>
+<span id="L527" class="LineNr">527 </span>
+<span id="L528" class="LineNr">528 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L528'>append-word-at-end-with</a></span> _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), s: (addr array byte) <span class="Delimiter">{</span>
+<span id="L529" class="LineNr">529 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L530" class="LineNr">530 </span>  <span class="muComment"># if dest is null, copy and return</span>
+<span id="L531" class="LineNr">531 </span>  <span class="PreProc">var</span> dest-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L532" class="LineNr">532 </span>  compare dest-a, <span class="Constant">0</span>
+<span id="L533" class="LineNr">533 </span>  <span class="Delimiter">{</span>
+<span id="L534" class="LineNr">534 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L535" class="LineNr">535 </span>    <a href='shell/word.mu.html#L25'>allocate-word-with</a> dest-ah, s
+<span id="L536" class="LineNr">536 </span>    <span class="PreProc">return</span>
+<span id="L537" class="LineNr">537 </span>  <span class="Delimiter">}</span>
+<span id="L538" class="LineNr">538 </span>  <span class="muComment"># otherwise append at end</span>
+<span id="L539" class="LineNr">539 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy dest-ah
+<span id="L540" class="LineNr">540 </span>  <span class="Delimiter">{</span>
+<span id="L541" class="LineNr">541 </span>    <span class="PreProc">var</span> curr-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah  <span class="muComment"># curr-a guaranteed not to be null</span>
+<span id="L542" class="LineNr">542 </span>    <span class="PreProc">var</span> next-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr-a, next
+<span id="L543" class="LineNr">543 </span>    <span class="PreProc">var</span> next-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L544" class="LineNr">544 </span>    compare next-a, <span class="Constant">0</span>
+<span id="L545" class="LineNr">545 </span>    <span class="PreProc">break-if-=</span>
+<span id="L546" class="LineNr">546 </span>    curr-ah <span class="SpecialChar">&lt;-</span> copy next-ah
+<span id="L547" class="LineNr">547 </span>    <span class="PreProc">loop</span>
+<span id="L548" class="LineNr">548 </span>  <span class="Delimiter">}</span>
+<span id="L549" class="LineNr">549 </span>  <a href='shell/word.mu.html#L35'>append-word-with</a> *curr-ah, s
+<span id="L550" class="LineNr">550 </span><span class="Delimiter">}</span>
+<span id="L551" class="LineNr">551 </span>
+<span id="L552" class="LineNr">552 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L552'>copy-word</a></span> _src-a: (addr <a href='shell/word.mu.html#L1'>word</a>), _dest-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L553" class="LineNr">553 </span>  <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-ah
+<span id="L554" class="LineNr">554 </span>  <a href='120allocate.subx.html#L43'>allocate</a> dest-ah
+<span id="L555" class="LineNr">555 </span>  <span class="PreProc">var</span> _dest-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *dest-ah
+<span id="L556" class="LineNr">556 </span>  <span class="PreProc">var</span> dest-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _dest-a
+<span id="L557" class="LineNr">557 </span>  <a href='shell/word.mu.html#L7'>initialize-word</a> dest-a
+<span id="L558" class="LineNr">558 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get dest-a, scalar-data
+<span id="L559" class="LineNr">559 </span>  <span class="PreProc">var</span> src-a/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _src-a
+<span id="L560" class="LineNr">560 </span>  <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get src-a, scalar-data
+<span id="L561" class="LineNr">561 </span>  <a href='shell/gap-buffer.mu.html#L427'>copy-gap-buffer</a> src, dest
+<span id="L562" class="LineNr">562 </span><span class="Delimiter">}</span>
+<span id="L563" class="LineNr">563 </span>
+<span id="L564" class="LineNr">564 </span><span class="muComment"># one implication of handles: append must take a handle</span>
+<span id="L565" class="LineNr">565 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L565'>append-word</a></span> _self-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L566" class="LineNr">566 </span>  <span class="PreProc">var</span> saved-self-storage: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L567" class="LineNr">567 </span>  <span class="PreProc">var</span> saved-self/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address saved-self-storage
+<span id="L568" class="LineNr">568 </span>  copy-object _self-ah, saved-self
+<span id="L569" class="LineNr">569 </span>  <span class="PreProc">var</span> self-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self-ah
+<span id="L570" class="LineNr">570 </span>  <span class="PreProc">var</span> _self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *self-ah
+<span id="L571" class="LineNr">571 </span>  <span class="PreProc">var</span> self/<span class="Constant">ebx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L572" class="LineNr">572 </span>  <span class="muComment"># allocate new handle</span>
+<span id="L573" class="LineNr">573 </span>  <span class="PreProc">var</span> new: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L574" class="LineNr">574 </span>  <span class="PreProc">var</span> new-ah/<span class="Constant">ecx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address new
+<span id="L575" class="LineNr">575 </span>  <a href='120allocate.subx.html#L43'>allocate</a> new-ah
+<span id="L576" class="LineNr">576 </span>  <span class="PreProc">var</span> new-addr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> new
+<span id="L577" class="LineNr">577 </span>  <a href='shell/word.mu.html#L7'>initialize-word</a> new-addr
+<span id="L578" class="LineNr">578 </span>  <span class="muComment"># new-&gt;next = self-&gt;next</span>
+<span id="L579" class="LineNr">579 </span>  <span class="PreProc">var</span> src/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, next
+<span id="L580" class="LineNr">580 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get new-addr, next
+<span id="L581" class="LineNr">581 </span>  copy-object src, dest
+<span id="L582" class="LineNr">582 </span>  <span class="muComment"># new-&gt;next-&gt;prev = new</span>
+<span id="L583" class="LineNr">583 </span>  <span class="Delimiter">{</span>
+<span id="L584" class="LineNr">584 </span>    <span class="PreProc">var</span> next-addr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *src
+<span id="L585" class="LineNr">585 </span>    compare next-addr, <span class="Constant">0</span>
+<span id="L586" class="LineNr">586 </span>    <span class="PreProc">break-if-=</span>
+<span id="L587" class="LineNr">587 </span>    dest <span class="SpecialChar">&lt;-</span> get next-addr, prev
+<span id="L588" class="LineNr">588 </span>    copy-object new-ah, dest
+<span id="L589" class="LineNr">589 </span>  <span class="Delimiter">}</span>
+<span id="L590" class="LineNr">590 </span>  <span class="muComment"># new-&gt;prev = saved-self</span>
+<span id="L591" class="LineNr">591 </span>  dest <span class="SpecialChar">&lt;-</span> get new-addr, prev
+<span id="L592" class="LineNr">592 </span>  <span class="PreProc">var</span> saved-self-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address saved-self-storage
+<span id="L593" class="LineNr">593 </span>  copy-object saved-self-ah, dest
+<span id="L594" class="LineNr">594 </span>  <span class="muComment"># self-&gt;next = new</span>
+<span id="L595" class="LineNr">595 </span>  dest <span class="SpecialChar">&lt;-</span> get self, next
+<span id="L596" class="LineNr">596 </span>  copy-object new-ah, dest
+<span id="L597" class="LineNr">597 </span><span class="Delimiter">}</span>
+<span id="L598" class="LineNr">598 </span>
+<span id="L599" class="LineNr">599 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L599'>chain-words</a></span> _self-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>), _next: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L600" class="LineNr">600 </span>  <span class="PreProc">var</span> self-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self-ah
+<span id="L601" class="LineNr">601 </span>  <span class="PreProc">var</span> _self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *self-ah
+<span id="L602" class="LineNr">602 </span>  <span class="PreProc">var</span> self/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L603" class="LineNr">603 </span>  <span class="PreProc">var</span> dest/<span class="Constant">edx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get self, next
+<span id="L604" class="LineNr">604 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _next
+<span id="L605" class="LineNr">605 </span>  copy-object next-ah, dest
+<span id="L606" class="LineNr">606 </span>  <span class="PreProc">var</span> next/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L607" class="LineNr">607 </span>  compare next, <span class="Constant">0</span>
+<span id="L608" class="LineNr">608 </span>  <span class="PreProc">break-if-=</span>
+<span id="L609" class="LineNr">609 </span>  dest <span class="SpecialChar">&lt;-</span> get next, prev
+<span id="L610" class="LineNr">610 </span>  copy-object self-ah, dest
+<span id="L611" class="LineNr">611 </span><span class="Delimiter">}</span>
+<span id="L612" class="LineNr">612 </span>
+<span id="L613" class="LineNr">613 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L613'>emit-word</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>), out: (addr stream byte) <span class="Delimiter">{</span>
+<span id="L614" class="LineNr">614 </span>  <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L615" class="LineNr">615 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L616" class="LineNr">616 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L617" class="LineNr">617 </span>  <a href='shell/gap-buffer.mu.html#L33'>emit-gap-buffer</a> data, out
+<span id="L618" class="LineNr">618 </span><span class="Delimiter">}</span>
+<span id="L619" class="LineNr">619 </span>
+<span id="L620" class="LineNr">620 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L620'>word-is-decimal-integer?</a></span> _self: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L621" class="LineNr">621 </span>  <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _self
+<span id="L622" class="LineNr">622 </span>  <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> get self, scalar-data
+<span id="L623" class="LineNr">623 </span>  <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr <a href='shell/gap-buffer.mu.html#L4'>gap-buffer</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
+<span id="L624" class="LineNr">624 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/gap-buffer.mu.html#L445'>gap-buffer-is-decimal-integer?</a> data
+<span id="L625" class="LineNr">625 </span>  <span class="PreProc">return</span> result
+<span id="L626" class="LineNr">626 </span><span class="Delimiter">}</span>
+<span id="L627" class="LineNr">627 </span>
+<span id="L628" class="LineNr">628 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L628'>word-exists?</a></span> haystack: (addr <a href='shell/word.mu.html#L1'>word</a>), needle: (addr <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
+<span id="L629" class="LineNr">629 </span>  <span class="muComment"># base case</span>
+<span id="L630" class="LineNr">630 </span>  compare haystack, <span class="Constant">0</span>
+<span id="L631" class="LineNr">631 </span>  <span class="Delimiter">{</span>
+<span id="L632" class="LineNr">632 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L633" class="LineNr">633 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
+<span id="L634" class="LineNr">634 </span>  <span class="Delimiter">}</span>
+<span id="L635" class="LineNr">635 </span>  <span class="muComment"># check current word</span>
+<span id="L636" class="LineNr">636 </span>  <span class="PreProc">var</span> found?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L110'>words-equal?</a> haystack, needle
+<span id="L637" class="LineNr">637 </span>  compare found?, <span class="Constant">0</span>/false
+<span id="L638" class="LineNr">638 </span>  <span class="Delimiter">{</span>
+<span id="L639" class="LineNr">639 </span>    <span class="PreProc">break-if-=</span>
+<span id="L640" class="LineNr">640 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
+<span id="L641" class="LineNr">641 </span>  <span class="Delimiter">}</span>
+<span id="L642" class="LineNr">642 </span>  <span class="muComment"># recurse</span>
+<span id="L643" class="LineNr">643 </span>  <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy haystack
+<span id="L644" class="LineNr">644 </span>  <span class="PreProc">var</span> next-ah/<span class="Constant">eax</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L645" class="LineNr">645 </span>  <span class="PreProc">var</span> next/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *next-ah
+<span id="L646" class="LineNr">646 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> next, needle
+<span id="L647" class="LineNr">647 </span>  <span class="PreProc">return</span> result
+<span id="L648" class="LineNr">648 </span><span class="Delimiter">}</span>
+<span id="L649" class="LineNr">649 </span>
+<span id="L650" class="LineNr">650 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/word.mu.html#L650'>test-word-exists?</a></span> <span class="Delimiter">{</span>
+<span id="L651" class="LineNr">651 </span>  <span class="PreProc">var</span> needle-storage: <a href='shell/word.mu.html#L1'>word</a>
+<span id="L652" class="LineNr">652 </span>  <span class="PreProc">var</span> needle/<span class="Constant">esi</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address needle-storage
+<span id="L653" class="LineNr">653 </span>  <a href='shell/word.mu.html#L17'>initialize-word-with</a> needle, <span class="Constant">&quot;abc&quot;</span>
+<span id="L654" class="LineNr">654 </span>  <span class="PreProc">var</span> w-storage: (handle <a href='shell/word.mu.html#L1'>word</a>)
+<span id="L655" class="LineNr">655 </span>  <span class="PreProc">var</span> w-ah/<span class="Constant">edi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> address w-storage
+<span id="L656" class="LineNr">656 </span>  <a href='120allocate.subx.html#L43'>allocate</a> w-ah
+<span id="L657" class="LineNr">657 </span>  <span class="PreProc">var</span> _w/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *w-ah
+<span id="L658" class="LineNr">658 </span>  <span class="PreProc">var</span> w/<span class="Constant">ecx</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy _w
+<span id="L659" class="LineNr">659 </span>  <a href='shell/word.mu.html#L17'>initialize-word-with</a> w, <span class="Constant">&quot;aaa&quot;</span>
+<span id="L660" class="LineNr">660 </span>  <span class="muComment">#</span>
+<span id="L661" class="LineNr">661 </span>  <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> w, w
+<span id="L662" class="LineNr">662 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L650'>test-word-exists?</a> reflexive&quot;</span>
+<span id="L663" class="LineNr">663 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> w, needle
+<span id="L664" class="LineNr">664 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L650'>test-word-exists?</a> 1&quot;</span>
+<span id="L665" class="LineNr">665 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;bbb&quot;</span>
+<span id="L666" class="LineNr">666 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> w, needle
+<span id="L667" class="LineNr">667 </span>  <a href='502test.mu.html#L30'>check-not</a> result, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L650'>test-word-exists?</a> 2&quot;</span>
+<span id="L668" class="LineNr">668 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;abc&quot;</span>
+<span id="L669" class="LineNr">669 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> w, needle
+<span id="L670" class="LineNr">670 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L650'>test-word-exists?</a> 3&quot;</span>
+<span id="L671" class="LineNr">671 </span>  <a href='shell/word.mu.html#L528'>append-word-at-end-with</a> w-ah, <span class="Constant">&quot;ddd&quot;</span>
+<span id="L672" class="LineNr">672 </span>  result <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L628'>word-exists?</a> w, needle
+<span id="L673" class="LineNr">673 </span>  <a href='502test.mu.html#L18'>check</a> result, <span class="Constant">&quot;F - <a href='shell/word.mu.html#L650'>test-word-exists?</a> 4&quot;</span>
+<span id="L674" class="LineNr">674 </span><span class="Delimiter">}</span>
+<span id="L675" class="LineNr">675 </span>
+<span id="L676" class="LineNr">676 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L676'>word-list-length</a></span> words: (addr handle <a href='shell/word.mu.html#L1'>word</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
+<span id="L677" class="LineNr">677 </span>  <span class="PreProc">var</span> curr-ah/<span class="Constant">esi</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy words
+<span id="L678" class="LineNr">678 </span>  <span class="PreProc">var</span> result/<span class="Constant">edi</span>: int <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0</span>
+<span id="L679" class="LineNr">679 </span>  <span class="Delimiter">{</span>
+<span id="L680" class="LineNr">680 </span>    <span class="PreProc">var</span> curr/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *curr-ah
+<span id="L681" class="LineNr">681 </span>    compare curr, <span class="Constant">0</span>
+<span id="L682" class="LineNr">682 </span>    <span class="PreProc">break-if-=</span>
+<span id="L683" class="LineNr">683 </span>    <span class="Delimiter">{</span>
+<span id="L684" class="LineNr">684 </span>      <span class="PreProc">var</span> word-len/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='shell/word.mu.html#L122'>word-length</a> curr
+<span id="L685" class="LineNr">685 </span>      result <span class="SpecialChar">&lt;-</span> add word-len
+<span id="L686" class="LineNr">686 </span>      result <span class="SpecialChar">&lt;-</span> add <span class="Constant">1</span>/inter-word-margin
+<span id="L687" class="LineNr">687 </span>    <span class="Delimiter">}</span>
+<span id="L688" class="LineNr">688 </span>    curr-ah <span class="SpecialChar">&lt;-</span> get curr, next
+<span id="L689" class="LineNr">689 </span>    <span class="PreProc">loop</span>
+<span id="L690" class="LineNr">690 </span>  <span class="Delimiter">}</span>
+<span id="L691" class="LineNr">691 </span>  <span class="PreProc">return</span> result
+<span id="L692" class="LineNr">692 </span><span class="Delimiter">}</span>
+<span id="L693" class="LineNr">693 </span>
+<span id="L694" class="LineNr">694 </span><span class="muComment"># out-ah already has a word allocated and initialized</span>
+<span id="L695" class="LineNr">695 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/word.mu.html#L695'>parse-words</a></span> in: (addr array byte), out-ah: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="Delimiter">{</span>
+<span id="L696" class="LineNr">696 </span>  <span class="PreProc">var</span> in-stream: (stream byte <span class="Constant">0x100</span>)
+<span id="L697" class="LineNr">697 </span>  <span class="PreProc">var</span> in-stream-a/<span class="Constant">esi</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address in-stream
+<span id="L698" class="LineNr">698 </span>  <a href='108write.subx.html#L11'>write</a> in-stream-a, in
+<span id="L699" class="LineNr">699 </span>  <span class="PreProc">var</span> cursor-word-ah/<span class="Constant">ebx</span>: (addr handle <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> copy out-ah
+<span id="L700" class="LineNr">700 </span>  $parse-words:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
+<span id="L701" class="LineNr">701 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> in-stream-a
+<span id="L702" class="LineNr">702 </span>    compare done?, <span class="Constant">0</span>/false
+<span id="L703" class="LineNr">703 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L704" class="LineNr">704 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> in-stream-a
+<span id="L705" class="LineNr">705 </span>    <span class="PreProc">var</span> g/<span class="Constant">ecx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _g
+<span id="L706" class="LineNr">706 </span>    <span class="muComment"># if not space, insert</span>
+<span id="L707" class="LineNr">707 </span>    compare g, <span class="Constant">0x20</span>/space
+<span id="L708" class="LineNr">708 </span>    <span class="Delimiter">{</span>
+<span id="L709" class="LineNr">709 </span>      <span class="PreProc">break-if-=</span>
+<span id="L710" class="LineNr">710 </span>      <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *cursor-word-ah
+<span id="L711" class="LineNr">711 </span>      <a href='shell/word.mu.html#L179'>add-grapheme-to-word</a> cursor-word, g
+<span id="L712" class="LineNr">712 </span>      <span class="PreProc">loop</span> $parse-words:<span class="PreProc">loop</span>
+<span id="L713" class="LineNr">713 </span>    <span class="Delimiter">}</span>
+<span id="L714" class="LineNr">714 </span>    <span class="muComment"># otherwise insert word after and move cursor to it</span>
+<span id="L715" class="LineNr">715 </span>    <a href='shell/word.mu.html#L565'>append-word</a> cursor-word-ah
+<span id="L716" class="LineNr">716 </span>    <span class="PreProc">var</span> cursor-word/<span class="Constant">eax</span>: (addr <a href='shell/word.mu.html#L1'>word</a>) <span class="SpecialChar">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *cursor-word-ah
+<span id="L717" class="LineNr">717 </span>    <a href='shell/word.mu.html#L216'>cursor-to-start</a> cursor-word  <span class="muComment"># reset cursor in each function</span>
+<span id="L718" class="LineNr">718 </span>    cursor-word-ah <span class="SpecialChar">&lt;-</span> get cursor-word, next
+<span id="L719" class="LineNr">719 </span>    <span class="PreProc">loop</span>
+<span id="L720" class="LineNr">720 </span>  <span class="Delimiter">}</span>
+<span id="L721" class="LineNr">721 </span><span class="Delimiter">}</span>
+</pre>
+</body>
+</html>
+<!-- vim: set foldmethod=manual : -->
diff --git a/tools/update_html b/tools/update_html
index b75a6a9e..e53bf459 100755
--- a/tools/update_html
+++ b/tools/update_html
@@ -108,4 +108,13 @@ do
   process $f
 done
 
+for f in baremetal/*/*.mu
+do
+  test $# -gt 0  &&  test $1 != $f  &&  continue
+  ( cd baremetal
+    ctags -R -x [0-9]*.subx [0-9]*.mu $(basename $(dirname $f)) > /tmp/tags
+  )
+  process $f
+done
+
 rm /tmp/tags