about summary refs log tree commit diff stats
path: root/html/subx/017jump_disp8.cc.html
blob: 39c5a3e86d3c55108e53041014fb5348f784031b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
pre { line-height: 125%; }
td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight .c { color: #888888 } /* Comment */
.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
.highlight .k { color: #008800; font-weight: bold } /* Keyword */
.highlight .ch { color: #888888 } /* Comment.Hashbang */
.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
.highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */
.highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */
.highlight .gr { color: #aa0000 } /* Generic.Error */
.highlight .gh { color: #333333 } /* Generic.Heading */
.highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.highlight .go { color: #888888 } /* Generic.Output */
.highlight .gp { color: #555555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666666 } /* Generic.Subheading */
.highlight .gt { color: #aa0000 } /* Generic.Traceback */
.highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #008800 } /* Keyword.Pseudo */
.highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */
.highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
import os, sys

__all__ = [ x[0:x.index('.')] \
		for x in os.listdir(os.path.dirname(__file__)) \
		if x.startswith('tc_') ]

def init():
	sys.path.append(os.path.abspath(os.path.join(sys.path[0], '..')))

class Fake(object):
	def __getattr__(self, attrname):
		if not hasattr(self, attrname):
			setattr(self, attrname, Fake())
		return self.__dict__[attrname]

	def __call__(self, *_):
		return Fake()

	def __clear__(self):
		self.__dict__.clear()

	def __iter__(self):
		return iter(())

class OK(Exception):
	pass

def raise_ok(*_, **__):
	raise OK()
312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - subx/017jump_disp8.cc</title>
<meta name="Generator" content="Vim/8.0">
<meta name="plugin-version" content="vim7.4_v2">
<meta name="syntax" content="cpp">
<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
<meta name="colorscheme" content="minimal">
<style type="text/css">
<!--
pre { white-space: pre-wrap; font-family: monospace; color: #aaaaaa; background-color: #080808; }
body { font-size:12pt; font-family: monospace; color: #aaaaaa; background-color: #080808; }
.subxS2Comment a { color:inherit; }
.subxS1Comment a { color:inherit; }
.subxComment a { color:inherit; }
.subxH2Comment a { color:inherit; }
.subxH1Comment a { color:inherit; }
* { font-size:12pt; font-size: 1em; }
.traceAbsent { color: #c00000; }
.traceContains { color: #008000; }
.PreProc { color:#800080; }
.LineNr { color:#444444; }
.Constant { color:#00a0a0; }
.Delimiter { color:#800080; }
.Special { color:#c00000; }
.Identifier { color:#c0a020; }
.Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; }
.Comment { color: #8080ff; }
.SalientComment { color: #00ffff; }
-->
</style>

<script type='text/javascript'>
<!--

/* function to open any folds containing a jumped-to line before jumping to it */
function JumpToLine()
{
  var lineNum;
  lineNum = window.location.hash;
  lineNum = lineNum.substr(1); /* strip off '#' */

  if (lineNum.indexOf('L') == -1) {
    lineNum = 'L'+lineNum;
  }
  lineElem = document.getElementById(lineNum);
  /* Always jump to new location even if the line was hidden inside a fold, or
   * we corrected the raw number to a line ID.
   */
  if (lineElem) {
    lineElem.scrollIntoView(true);
  }
  return true;
}
if ('onhashchange' in window) {
  window.onhashchange = JumpToLine;
}

-->
</script>
</head>
<body onload='JumpToLine();'>
<a href='https://github.com/akkartik/mu/blob/master/subx/017jump_disp8.cc'>https://github.com/akkartik/mu/blob/master/subx/017jump_disp8.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr">  1 </span><span class="Comment">//: jump to 8-bit offset</span>
<span id="L2" class="LineNr">  2 </span>
<span id="L3" class="LineNr">  3 </span><span class="SalientComment">//:: jump</span>
<span id="L4" class="LineNr">  4 </span>
<span id="L5" class="LineNr">  5 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L6" class="LineNr">  6 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;eb&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away (jmp)&quot;</span><span class="Delimiter">);</span>
<span id="L7" class="LineNr">  7 </span>
<span id="L8" class="LineNr">  8 </span><span class="Delimiter">:(scenario jump_rel8)</span>
<span id="L9" class="LineNr">  9 </span>== <span class="Constant">0x1</span>
<span id="L10" class="LineNr"> 10 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L11" class="LineNr"> 11 </span>  eb                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L12" class="LineNr"> 12 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L14" class="LineNr"> 14 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L15" class="LineNr"> 15 </span><span class="traceContains">+run: jump 5</span>
<span id="L16" class="LineNr"> 16 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L17" class="LineNr"> 17 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L18" class="LineNr"> 18 </span>
<span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L20" class="LineNr"> 20 </span><span class="Normal">case</span> <span class="Constant">0xeb</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8</span>
<span id="L21" class="LineNr"> 21 </span>  <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L22" class="LineNr"> 22 </span>  <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L23" class="LineNr"> 23 </span>  <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L24" class="LineNr"> 24 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">}</span>
<span id="L26" class="LineNr"> 26 </span>
<span id="L27" class="LineNr"> 27 </span><span class="SalientComment">//:: jump if equal/zero</span>
<span id="L28" class="LineNr"> 28 </span>
<span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L30" class="LineNr"> 30 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;74&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if equal, if ZF is set (jcc/jz/je)&quot;</span><span class="Delimiter">);</span>
<span id="L31" class="LineNr"> 31 </span>
<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">:(scenario je_rel8_success)</span>
<span id="L33" class="LineNr"> 33 </span><span class="Special">% ZF = true;</span>
<span id="L34" class="LineNr"> 34 </span>== <span class="Constant">0x1</span>
<span id="L35" class="LineNr"> 35 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L36" class="LineNr"> 36 </span>  <span class="Constant">74</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L37" class="LineNr"> 37 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L38" class="LineNr"> 38 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L39" class="LineNr"> 39 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L40" class="LineNr"> 40 </span><span class="traceContains">+run: jump 5</span>
<span id="L41" class="LineNr"> 41 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L42" class="LineNr"> 42 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L43" class="LineNr"> 43 </span>
<span id="L44" class="LineNr"> 44 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L45" class="LineNr"> 45 </span><span class="Normal">case</span> <span class="Constant">0x74</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 if ZF</span>
<span id="L46" class="LineNr"> 46 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L47" class="LineNr"> 47 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L48" class="LineNr"> 48 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L49" class="LineNr"> 49 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L50" class="LineNr"> 50 </span>  <span class="Delimiter">}</span>
<span id="L51" class="LineNr"> 51 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L52" class="LineNr"> 52 </span><span class="Delimiter">}</span>
<span id="L53" class="LineNr"> 53 </span>
<span id="L54" class="LineNr"> 54 </span><span class="Delimiter">:(scenario je_rel8_fail)</span>
<span id="L55" class="LineNr"> 55 </span><span class="Special">% ZF = false;</span>
<span id="L56" class="LineNr"> 56 </span>== <span class="Constant">0x1</span>
<span id="L57" class="LineNr"> 57 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L58" class="LineNr"> 58 </span>  <span class="Constant">74</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L59" class="LineNr"> 59 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L60" class="LineNr"> 60 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L61" class="LineNr"> 61 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L62" class="LineNr"> 62 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L63" class="LineNr"> 63 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L64" class="LineNr"> 64 </span><span class="traceAbsent">-run: jump 5</span>
<span id="L65" class="LineNr"> 65 </span>
<span id="L66" class="LineNr"> 66 </span><span class="SalientComment">//:: jump if not equal/not zero</span>
<span id="L67" class="LineNr"> 67 </span>
<span id="L68" class="LineNr"> 68 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L69" class="LineNr"> 69 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;75&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if not equal, if ZF is not set (jcc/jnz/jne)&quot;</span><span class="Delimiter">);</span>
<span id="L70" class="LineNr"> 70 </span>
<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">:(scenario jne_rel8_success)</span>
<span id="L72" class="LineNr"> 72 </span><span class="Special">% ZF = false;</span>
<span id="L73" class="LineNr"> 73 </span>== <span class="Constant">0x1</span>
<span id="L74" class="LineNr"> 74 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L75" class="LineNr"> 75 </span>  <span class="Constant">75</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L76" class="LineNr"> 76 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L77" class="LineNr"> 77 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L78" class="LineNr"> 78 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L79" class="LineNr"> 79 </span><span class="traceContains">+run: jump 5</span>
<span id="L80" class="LineNr"> 80 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L81" class="LineNr"> 81 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L82" class="LineNr"> 82 </span>
<span id="L83" class="LineNr"> 83 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L84" class="LineNr"> 84 </span><span class="Normal">case</span> <span class="Constant">0x75</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 unless ZF</span>
<span id="L85" class="LineNr"> 85 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L86" class="LineNr"> 86 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!ZF<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L87" class="LineNr"> 87 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L88" class="LineNr"> 88 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L89" class="LineNr"> 89 </span>  <span class="Delimiter">}</span>
<span id="L90" class="LineNr"> 90 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L91" class="LineNr"> 91 </span><span class="Delimiter">}</span>
<span id="L92" class="LineNr"> 92 </span>
<span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(scenario jne_rel8_fail)</span>
<span id="L94" class="LineNr"> 94 </span><span class="Special">% ZF = true;</span>
<span id="L95" class="LineNr"> 95 </span>== <span class="Constant">0x1</span>
<span id="L96" class="LineNr"> 96 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L97" class="LineNr"> 97 </span>  <span class="Constant">75</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L98" class="LineNr"> 98 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L99" class="LineNr"> 99 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L100" class="LineNr">100 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L101" class="LineNr">101 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L102" class="LineNr">102 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L103" class="LineNr">103 </span><span class="traceAbsent">-run: jump 5</span>
<span id="L104" class="LineNr">104 </span>
<span id="L105" class="LineNr">105 </span><span class="SalientComment">//:: jump if greater</span>
<span id="L106" class="LineNr">106 </span>
<span id="L107" class="LineNr">107 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L108" class="LineNr">108 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;7f&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if greater, if ZF is unset and SF == <a href='010---vm.cc.html#L81'>OF</a> (jcc/jg/jnle)&quot;</span><span class="Delimiter">);</span>
<span id="L109" class="LineNr">109 </span>
<span id="L110" class="LineNr">110 </span><span class="Delimiter">:(scenario jg_rel8_success)</span>
<span id="L111" class="LineNr">111 </span><span class="Special">% ZF = false;</span>
<span id="L112" class="LineNr">112 </span><span class="Special">% SF = false;</span>
<span id="L113" class="LineNr">113 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L114" class="LineNr">114 </span>== <span class="Constant">0x1</span>
<span id="L115" class="LineNr">115 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L116" class="LineNr">116 </span>  <span class="Constant">7f</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L117" class="LineNr">117 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L118" class="LineNr">118 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L119" class="LineNr">119 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L120" class="LineNr">120 </span><span class="traceContains">+run: jump 5</span>
<span id="L121" class="LineNr">121 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L122" class="LineNr">122 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L123" class="LineNr">123 </span>
<span id="L124" class="LineNr">124 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L125" class="LineNr">125 </span><span class="Normal">case</span> <span class="Constant">0x7f</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 if !SF and !ZF</span>
<span id="L126" class="LineNr">126 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L127" class="LineNr">127 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!ZF &amp;&amp; SF == <a href='010---vm.cc.html#L81'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L128" class="LineNr">128 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L129" class="LineNr">129 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L130" class="LineNr">130 </span>  <span class="Delimiter">}</span>
<span id="L131" class="LineNr">131 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<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="Delimiter">:(scenario jg_rel8_fail)</span>
<span id="L135" class="LineNr">135 </span><span class="Special">% ZF = false;</span>
<span id="L136" class="LineNr">136 </span><span class="Special">% SF = true;</span>
<span id="L137" class="LineNr">137 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L138" class="LineNr">138 </span>== <span class="Constant">0x1</span>
<span id="L139" class="LineNr">139 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L140" class="LineNr">140 </span>  <span class="Constant">7f</span>                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L141" class="LineNr">141 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L142" class="LineNr">142 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L143" class="LineNr">143 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L144" class="LineNr">144 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L145" class="LineNr">145 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L146" class="LineNr">146 </span><span class="traceAbsent">-run: jump 5</span>
<span id="L147" class="LineNr">147 </span>
<span id="L148" class="LineNr">148 </span><span class="SalientComment">//:: jump if greater or equal</span>
<span id="L149" class="LineNr">149 </span>
<span id="L150" class="LineNr">150 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L151" class="LineNr">151 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;7d&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if greater or equal, if SF == <a href='010---vm.cc.html#L81'>OF</a> (jcc/jge/jnl)&quot;</span><span class="Delimiter">);</span>
<span id="L152" class="LineNr">152 </span>
<span id="L153" class="LineNr">153 </span><span class="Delimiter">:(scenario jge_rel8_success)</span>
<span id="L154" class="LineNr">154 </span><span class="Special">% SF = false;</span>
<span id="L155" class="LineNr">155 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L156" class="LineNr">156 </span>== <span class="Constant">0x1</span>
<span id="L157" class="LineNr">157 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L158" class="LineNr">158 </span>  7d                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L159" class="LineNr">159 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L160" class="LineNr">160 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L161" class="LineNr">161 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L162" class="LineNr">162 </span><span class="traceContains">+run: jump 5</span>
<span id="L163" class="LineNr">163 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L164" class="LineNr">164 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L165" class="LineNr">165 </span>
<span id="L166" class="LineNr">166 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L167" class="LineNr">167 </span><span class="Normal">case</span> <span class="Constant">0x7d</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 if !SF</span>
<span id="L168" class="LineNr">168 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L169" class="LineNr">169 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>SF == <a href='010---vm.cc.html#L81'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L170" class="LineNr">170 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L171" class="LineNr">171 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L172" class="LineNr">172 </span>  <span class="Delimiter">}</span>
<span id="L173" class="LineNr">173 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L174" class="LineNr">174 </span><span class="Delimiter">}</span>
<span id="L175" class="LineNr">175 </span>
<span id="L176" class="LineNr">176 </span><span class="Delimiter">:(scenario jge_rel8_fail)</span>
<span id="L177" class="LineNr">177 </span><span class="Special">% SF = true;</span>
<span id="L178" class="LineNr">178 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L179" class="LineNr">179 </span>== <span class="Constant">0x1</span>
<span id="L180" class="LineNr">180 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L181" class="LineNr">181 </span>  7d                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L182" class="LineNr">182 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L183" class="LineNr">183 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L184" class="LineNr">184 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L185" class="LineNr">185 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L186" class="LineNr">186 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L187" class="LineNr">187 </span><span class="traceAbsent">-run: jump 5</span>
<span id="L188" class="LineNr">188 </span>
<span id="L189" class="LineNr">189 </span><span class="SalientComment">//:: jump if lesser</span>
<span id="L190" class="LineNr">190 </span>
<span id="L191" class="LineNr">191 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L192" class="LineNr">192 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;7c&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if lesser, if SF != <a href='010---vm.cc.html#L81'>OF</a> (jcc/jl/jnge)&quot;</span><span class="Delimiter">);</span>
<span id="L193" class="LineNr">193 </span>
<span id="L194" class="LineNr">194 </span><span class="Delimiter">:(scenario jl_rel8_success)</span>
<span id="L195" class="LineNr">195 </span><span class="Special">% ZF = false;</span>
<span id="L196" class="LineNr">196 </span><span class="Special">% SF = true;</span>
<span id="L197" class="LineNr">197 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L198" class="LineNr">198 </span>== <span class="Constant">0x1</span>
<span id="L199" class="LineNr">199 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L200" class="LineNr">200 </span>  7c                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L201" class="LineNr">201 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L202" class="LineNr">202 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L203" class="LineNr">203 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L204" class="LineNr">204 </span><span class="traceContains">+run: jump 5</span>
<span id="L205" class="LineNr">205 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L206" class="LineNr">206 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L207" class="LineNr">207 </span>
<span id="L208" class="LineNr">208 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L209" class="LineNr">209 </span><span class="Normal">case</span> <span class="Constant">0x7c</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 if SF and !ZF</span>
<span id="L210" class="LineNr">210 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L211" class="LineNr">211 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>SF != <a href='010---vm.cc.html#L81'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L212" class="LineNr">212 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L213" class="LineNr">213 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L214" class="LineNr">214 </span>  <span class="Delimiter">}</span>
<span id="L215" class="LineNr">215 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span>
<span id="L217" class="LineNr">217 </span>
<span id="L218" class="LineNr">218 </span><span class="Delimiter">:(scenario jl_rel8_fail)</span>
<span id="L219" class="LineNr">219 </span><span class="Special">% ZF = false;</span>
<span id="L220" class="LineNr">220 </span><span class="Special">% SF = false;</span>
<span id="L221" class="LineNr">221 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L222" class="LineNr">222 </span>== <span class="Constant">0x1</span>
<span id="L223" class="LineNr">223 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L224" class="LineNr">224 </span>  7c                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L225" class="LineNr">225 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L226" class="LineNr">226 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L227" class="LineNr">227 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L228" class="LineNr">228 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L229" class="LineNr">229 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L230" class="LineNr">230 </span><span class="traceAbsent">-run: jump 5</span>
<span id="L231" class="LineNr">231 </span>
<span id="L232" class="LineNr">232 </span><span class="SalientComment">//:: jump if lesser or equal</span>
<span id="L233" class="LineNr">233 </span>
<span id="L234" class="LineNr">234 </span><span class="Delimiter">:(before &quot;End Initialize Op Names&quot;)</span>
<span id="L235" class="LineNr">235 </span><a href='001help.cc.html#L253'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L378'>Name</a></span><span class="Delimiter">,</span> <span class="Constant">&quot;7e&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;jump disp8 bytes away if lesser or equal, if ZF is set or SF != <a href='010---vm.cc.html#L81'>OF</a> (jcc/jle/jng)&quot;</span><span class="Delimiter">);</span>
<span id="L236" class="LineNr">236 </span>
<span id="L237" class="LineNr">237 </span><span class="Delimiter">:(scenario jle_rel8_equal)</span>
<span id="L238" class="LineNr">238 </span><span class="Special">% ZF = true;</span>
<span id="L239" class="LineNr">239 </span><span class="Special">% SF = false;</span>
<span id="L240" class="LineNr">240 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L241" class="LineNr">241 </span>== <span class="Constant">0x1</span>
<span id="L242" class="LineNr">242 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L243" class="LineNr">243 </span>  7e                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L244" class="LineNr">244 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L245" class="LineNr">245 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L246" class="LineNr">246 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L247" class="LineNr">247 </span><span class="traceContains">+run: jump 5</span>
<span id="L248" class="LineNr">248 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L249" class="LineNr">249 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L250" class="LineNr">250 </span>
<span id="L251" class="LineNr">251 </span><span class="Delimiter">:(scenario jle_rel8_lesser)</span>
<span id="L252" class="LineNr">252 </span><span class="Special">% ZF = false;</span>
<span id="L253" class="LineNr">253 </span><span class="Special">% SF = true;</span>
<span id="L254" class="LineNr">254 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L255" class="LineNr">255 </span>== <span class="Constant">0x1</span>
<span id="L256" class="LineNr">256 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L257" class="LineNr">257 </span>  7e                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L258" class="LineNr">258 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L259" class="LineNr">259 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L260" class="LineNr">260 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L261" class="LineNr">261 </span><span class="traceContains">+run: jump 5</span>
<span id="L262" class="LineNr">262 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L263" class="LineNr">263 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
<span id="L264" class="LineNr">264 </span>
<span id="L265" class="LineNr">265 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
<span id="L266" class="LineNr">266 </span><span class="Normal">case</span> <span class="Constant">0x7e</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump rel8 if SF or ZF</span>
<span id="L267" class="LineNr">267 </span>  <span class="Normal">const</span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span><a href='010---vm.cc.html#L364'>next</a><span class="Delimiter">());</span>
<span id="L268" class="LineNr">268 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>ZF || SF != <a href='010---vm.cc.html#L81'>OF</a><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L269" class="LineNr">269 </span>    <a href='003trace.cc.html#L203'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; <a href='010---vm.cc.html#L415'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
<span id="L270" class="LineNr">270 </span>    <a href='010---vm.cc.html#L29'>EIP</a> += offset<span class="Delimiter">;</span>
<span id="L271" class="LineNr">271 </span>  <span class="Delimiter">}</span>
<span id="L272" class="LineNr">272 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L273" class="LineNr">273 </span><span class="Delimiter">}</span>
<span id="L274" class="LineNr">274 </span>
<span id="L275" class="LineNr">275 </span><span class="Delimiter">:(scenario jle_rel8_greater)</span>
<span id="L276" class="LineNr">276 </span><span class="Special">% ZF = false;</span>
<span id="L277" class="LineNr">277 </span><span class="Special">% SF = false;</span>
<span id="L278" class="LineNr">278 </span><span class="Special">% <a href='010---vm.cc.html#L81'>OF</a> = false;</span>
<span id="L279" class="LineNr">279 </span>== <span class="Constant">0x1</span>
<span id="L280" class="LineNr">280 </span><span class="Comment"># op  ModR/M  SIB   displacement  immediate</span>
<span id="L281" class="LineNr">281 </span>  7e                <span class="PreProc">0</span><span class="Constant">5</span>                        <span class="Comment"># skip 1 instruction</span>
<span id="L282" class="LineNr">282 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span>
<span id="L283" class="LineNr">283 </span>  <span class="PreProc">0</span><span class="Constant">5</span>                              <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span>
<span id="L284" class="LineNr">284 </span><span class="traceContains">+run: inst: 0x00000001</span>
<span id="L285" class="LineNr">285 </span><span class="traceContains">+run: inst: 0x00000003</span>
<span id="L286" class="LineNr">286 </span><span class="traceContains">+run: inst: 0x00000008</span>
<span id="L287" class="LineNr">287 </span><span class="traceAbsent">-run: jump 5</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->