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<h3>
Raymond Toy pushed to branch issue-97-define-ud2-inst
at <a href="https://gitlab.common-lisp.net/cmucl/cmucl">cmucl / cmucl</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/9a86d9f06795d719a26bd28642ac9e724b33974f">9a86d9f0</a></strong>
<div>
<span>by Raymond Toy</span>
<i>at 2021-04-10T08:42:04-07:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Change disassembly note for trap codes

Minor tweak to print the trap number first before the description of
the trap.
</pre>
</li>
<li>
<strong><a href="https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/9b09c6d9f728609d0e3d6df61ae8671f20689330">9b09c6d9</a></strong>
<div>
<span>by Raymond Toy</span>
<i>at 2021-04-10T08:50:17-07:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Add comments
</pre>
</li>
<li>
<strong><a href="https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/46620f562160be1e6adcb6490eb993f612c18a39">46620f56</a></strong>
<div>
<span>by Raymond Toy</span>
<i>at 2021-04-10T09:15:38-07:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Address review comments and add more comments

Fixed up a few things mentioned in the review.

Add a more comments on how things work, and added a TODO on computing
the instruction length and inserting a int3/ud1 after it, kind of like
how other archs handle it.
</pre>
</li>
</ul>
<h4>2 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#2a6bca7a142015890af48e53d45089058f833609">
src/compiler/x86/insts.lisp
</a>
</li>
<li class="file-stats">
<a href="#83e1227b8996eac149e86a66562471511fe93ca7">
src/lisp/x86-arch.c
</a>
</li>
</ul>
<h4>Changes:</h4>
<li id="2a6bca7a142015890af48e53d45089058f833609">
<a href="https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/cfb35624edee9113a81d900066dc2a9d70e7117c...46620f562160be1e6adcb6490eb993f612c18a39#2a6bca7a142015890af48e53d45089058f833609"><strong>src/compiler/x86/insts.lisp</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2110,32 +2110,39 @@</td>
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<td class="old_line diff-line-num" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="new_line diff-line-num" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2110" class="line" lang="common_lisp"><span class="p">(</span><span class="nb" style="color: #0086b3;">defun</span> <span class="nv" style="color: #008080;">ud1-control</span> <span class="p">(</span><span class="nv" style="color: #008080;">chunk</span> <span class="nv" style="color: #008080;">inst</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">)</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="2111" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="new_line diff-line-num" data-linenumber="2111" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2111" class="line" lang="common_lisp">  <span class="p">(</span><span class="k" style="font-weight: 600;">declare</span> <span class="p">(</span><span class="k" style="font-weight: 600;">ignore</span> <span class="nv" style="color: #008080;">inst</span><span class="p">))</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="2112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2112
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<td class="new_line diff-line-num" data-linenumber="2112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2112
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2112" class="line" lang="common_lisp">  <span class="p">(</span><span class="k" style="font-weight: 600;">flet</span> <span class="p">((</span><span class="nv" style="color: #008080;">nt</span> <span class="p">(</span><span class="nv" style="color: #008080;">x</span><span class="p">)</span> <span class="p">(</span><span class="k" style="font-weight: 600;">if</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="p">(</span><span class="nv" style="color: #008080;">disassem:note</span> <span class="nv" style="color: #008080;">x</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">))))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2113
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2113" class="line" lang="common_lisp">    <span class="p">(</span><span class="nb" style="color: #0086b3;">case</span> <span class="p">(</span><span class="nb" style="color: #0086b3;">ldb</span> <span class="p">(</span><span class="nb" style="color: #0086b3;">byte</span> <span class="mi" style="color: #099;">6</span> <span class="mi" style="color: #099;">16</span><span class="p">)</span> <span class="nv" style="color: #008080;">chunk</span><span class="p">)</span></span>
</pre>
</td>
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<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2114" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2114
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2114" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:error-trap</span></span>
</pre>
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<td class="old_line diff-line-num old" data-linenumber="2115" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2115
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2115" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Error trap: ~D"</span> <span class="nv" style="color: #008080;">vm:error-trap</span><span class="p">))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2116" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2116
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2116" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">disassem:handle-break-args</span> <span class="nf" style="color: #900; font-weight: 600;">#'</span><span class="nv" style="color: #008080;">snarf-error-junk</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">))</span></span>
</pre>
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<td class="old_line diff-line-num old" data-linenumber="2117" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2117" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:cerror-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2118" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2118" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Cerror trap: ~D"</span> <span class="nv" style="color: #008080;">vm:cerror-trap</span><span class="p">))</span></span>
</pre>
</td>
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<td class="old_line diff-line-num old" data-linenumber="2119" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2119" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">disassem:handle-break-args</span> <span class="nf" style="color: #900; font-weight: 600;">#'</span><span class="nv" style="color: #008080;">snarf-error-junk</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">))</span></span>
</pre>
</td>
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<td class="old_line diff-line-num old" data-linenumber="2120" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2120" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:breakpoint-trap</span></span>
</pre>
</td>
</tr>
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<td class="old_line diff-line-num old" data-linenumber="2121" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2121" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Breakpoint trap: ~D"</span> <span class="nv" style="color: #008080;">vm:breakpoint-trap</span><span class="p">)))</span></span>
</pre>
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<td class="old_line diff-line-num old" data-linenumber="2122" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2122
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2122" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:pending-interrupt-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2123" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2123
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2123" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Pending interrupt trap: ~D"</span> <span class="nv" style="color: #008080;">vm:pending-interrupt-trap</span><span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2124" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2124
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2124" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:halt-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2125" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2125
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2125" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Halt trap: ~D"</span> <span class="nv" style="color: #008080;">vm:halt-trap</span><span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2126" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2126
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2126" class="line" lang="common_lisp">      <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:function-end-breakpoint-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2127
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2127" class="line" lang="common_lisp">       <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Function end breakpoint trap: ~D"</span> <span class="nv" style="color: #008080;">vm:function-end-breakpoint-trap</span><span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num old" data-linenumber="2128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2128
</td>
<td class="new_line diff-line-num old" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2128" class="line" lang="common_lisp">    <span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2113
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2113" class="line" lang="common_lisp">    <span class="p">(</span><span class="k" style="font-weight: 600;">let</span> <span class="p">((</span><span class="nv" style="color: #008080;">code</span> <span class="p">(</span><span class="nb" style="color: #0086b3;">ldb</span> <span class="p">(</span><span class="nb" style="color: #0086b3;">byte</span> <span class="mi" style="color: #099;">6</span> <span class="mi" style="color: #099;">16</span><span class="p">)</span> <span class="nv" style="color: #008080;">chunk</span><span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2114" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2114
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2114" class="line" lang="common_lisp">      <span class="p">(</span><span class="nb" style="color: #0086b3;">case</span> <span class="nv" style="color: #008080;">code</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2115" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2115
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2115" class="line" lang="common_lisp"> <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:error-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2116" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2116
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2116" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Error trap"</span> <span class="nv" style="color: #008080;">vm:error-trap</span><span class="p">))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2117" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2117
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2117" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">disassem:handle-break-args</span> <span class="nf" style="color: #900; font-weight: 600;">#'</span><span class="nv" style="color: #008080;">snarf-error-junk</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2118" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2118
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2118" class="line" lang="common_lisp"> <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:cerror-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2119" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2119
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2119" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Cerror trap"</span> <span class="nv" style="color: #008080;">vm:cerror-trap</span><span class="p">))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2120" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2120
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2120" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">disassem:handle-break-args</span> <span class="nf" style="color: #900; font-weight: 600;">#'</span><span class="nv" style="color: #008080;">snarf-error-junk</span> <span class="nc" style="color: #458; font-weight: 600;">stream</span> <span class="nv" style="color: #008080;">dstate</span><span class="p">))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2121" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2121
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2121" class="line" lang="common_lisp"> <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:pending-interrupt-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2122" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2122
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2122" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Pending interrupt trap"</span> <span class="nv" style="color: #008080;">vm:pending-interrupt-trap</span><span class="p">)))</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2123" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2123
</td>
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<pre style="margin: 0;">+<span id="LC2123" class="line" lang="common_lisp"> <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:halt-trap</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2124" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2124
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2124" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Halt trap"</span> <span class="nv" style="color: #008080;">vm:halt-trap</span><span class="p">)))</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2125" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2125
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2125" class="line" lang="common_lisp"> <span class="p">(</span><span class="o" style="font-weight: 600;">#.</span><span class="nv" style="color: #008080;">vm:function-end-breakpoint-trap</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2126" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2126
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2126" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Function end breakpoint trap"</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2127
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2127" class="line" lang="common_lisp">                <span class="nv" style="color: #008080;">vm:function-end-breakpoint-trap</span><span class="p">)))</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2128
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2128" class="line" lang="common_lisp"> <span class="p">(</span><span class="no" style="color: #008080;">t</span></span>
</pre>
</td>
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<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2129
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2129" class="line" lang="common_lisp">  <span class="p">(</span><span class="nv" style="color: #008080;">nt</span> <span class="o" style="font-weight: 600;">#.</span><span class="p">(</span><span class="nb" style="color: #0086b3;">format</span> <span class="no" style="color: #008080;">nil</span> <span class="s" style="color: #d14;">"Trap ~D: Unexpected trap type!!!!"</span> <span class="p">)))))))</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2129
</td>
<td class="new_line diff-line-num" data-linenumber="2130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2130
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2130" class="line" lang="common_lisp"></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="2130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2130
</td>
<td class="new_line diff-line-num" data-linenumber="2131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2131
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<pre style="margin: 0;"> <span id="LC2131" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; The ud1 instruction where we smash the code (trap type) into the</span></span>
</pre>
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<td class="old_line diff-line-num old" data-linenumber="2131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2131
</td>
<td class="new_line diff-line-num old" data-linenumber="2132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC2131" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; mod r/m byte.  We don't care about what that actually encodes to.</span></span>
</pre>
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<td class="old_line diff-line-num old" data-linenumber="2132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
2132
</td>
<td class="new_line diff-line-num old" data-linenumber="2132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
</td>
<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC2132" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; We just want the trap code in the third byte of the instruction.</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2132
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2132" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; low 6 bits of the mod r/m byte.  The mod bits are set to #b11 to</span></span>
</pre>
</td>
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<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2133
</td>
<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2133" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; make sure the reg/mem part is interpreted to be a register and not</span></span>
</pre>
</td>
</tr>
<tr class="line_holder new" id="" style="line-height: 1.6;">
<td class="old_line diff-line-num new" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2134" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2134
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2134" class="line" lang="common_lisp"><span class="c1" style="color: #998; font-style: italic;">;; memory.</span></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2133
</td>
<td class="new_line diff-line-num" data-linenumber="2135" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2135
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2135" class="line" lang="common_lisp"><span class="p">(</span><span class="nv" style="color: #008080;">define-instruction</span> <span class="nv" style="color: #008080;">ud1</span> <span class="p">(</span><span class="nv" style="color: #008080;">segment</span> <span class="nv" style="color: #008080;">code</span><span class="p">)</span></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="2134" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2134
</td>
<td class="new_line diff-line-num" data-linenumber="2136" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2136
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2136" class="line" lang="common_lisp">  <span class="p">(</span><span class="ss" style="color: #990073;">:declare</span> <span class="p">(</span><span class="k" style="font-weight: 600;">type</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">unsigned-byte</span> <span class="mi" style="color: #099;">8</span><span class="p">)</span> <span class="nv" style="color: #008080;">code</span><span class="p">))</span></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="2135" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2135
</td>
<td class="new_line diff-line-num" data-linenumber="2137" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2137
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2137" class="line" lang="common_lisp">  <span class="p">(</span><span class="ss" style="color: #990073;">:printer</span> <span class="nv" style="color: #008080;">ud1</span> <span class="p">((</span><span class="nv" style="color: #008080;">op</span> <span class="m" style="color: #099;">#b10111001</span><span class="p">)</span> <span class="p">(</span><span class="nv" style="color: #008080;">reg</span> <span class="no" style="color: #008080;">nil</span> <span class="ss" style="color: #990073;">:type</span> <span class="ss" style="color: #990073;">'word-reg</span><span class="p">))</span></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="2136" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2136
</td>
<td class="new_line diff-line-num" data-linenumber="2138" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2138
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2138" class="line" lang="common_lisp">     <span class="ss" style="color: #990073;">:default</span></span>
</pre>
</td>
</tr>
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<td class="old_line diff-line-num" data-linenumber="2137" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2137
</td>
<td class="new_line diff-line-num" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2139
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC2139" class="line" lang="common_lisp">     <span class="ss" style="color: #990073;">:control</span> <span class="nf" style="color: #900; font-weight: 600;">#'</span><span class="nv" style="color: #008080;">ud1-control</span><span class="p">)</span></span>
</pre>
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2138
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<td class="new_line diff-line-num" data-linenumber="2140" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2140
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<pre style="margin: 0;"> <span id="LC2140" class="line" lang="common_lisp">  <span class="p">(</span><span class="ss" style="color: #990073;">:emitter</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2141" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2141
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2141" class="line" lang="common_lisp">   <span class="c1" style="color: #998; font-style: italic;">;; We should not be using the breakpoint trap with UD1 anymore.</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2142" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2142
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2142" class="line" lang="common_lisp">   <span class="c1" style="color: #998; font-style: italic;">;; Breakpoint traps are handled in C now, using plain int3.</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="2143" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2143
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2143" class="line" lang="common_lisp">   <span class="p">(</span><span class="nb" style="color: #0086b3;">assert</span> <span class="p">(</span><span class="nb" style="color: #0086b3;">/=</span> <span class="nv" style="color: #008080;">code</span> <span class="nv" style="color: #008080;">vm:breakpoint-trap</span><span class="p">))</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="2144" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2144
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2144" class="line" lang="common_lisp"></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="2139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="2145" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
2145
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<pre style="margin: 0;">+<span id="LC2145" class="line" lang="common_lisp">   <span class="c1" style="color: #998; font-style: italic;">;; Emit the bytes of the instruction.</span></span>
</pre>
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2139
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<td class="new_line diff-line-num" data-linenumber="2146" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2146
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<pre style="margin: 0;"> <span id="LC2146" class="line" lang="common_lisp">   <span class="p">(</span><span class="nv" style="color: #008080;">emit-byte</span> <span class="nv" style="color: #008080;">segment</span> <span class="m" style="color: #099;">#x0f</span><span class="p">)</span></span>
</pre>
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2140
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<td class="new_line diff-line-num" data-linenumber="2147" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2147
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<pre style="margin: 0;"> <span id="LC2147" class="line" lang="common_lisp">   <span class="p">(</span><span class="nv" style="color: #008080;">emit-byte</span> <span class="nv" style="color: #008080;">segment</span> <span class="m" style="color: #099;">#xb9</span><span class="p">)</span></span>
</pre>
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2141
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<td class="new_line diff-line-num" data-linenumber="2148" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2148
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<pre style="margin: 0;"> <span id="LC2148" class="line" lang="common_lisp">   <span class="p">(</span><span class="nv" style="color: #008080;">emit-mod-reg-r/m-byte</span> <span class="nv" style="color: #008080;">segment</span></span>
</pre>
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<br>
</li>
<li id="83e1227b8996eac149e86a66562471511fe93ca7">
<a href="https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/cfb35624edee9113a81d900066dc2a9d70e7117c...46620f562160be1e6adcb6490eb993f612c18a39#83e1227b8996eac149e86a66562471511fe93ca7"><strong>src/lisp/x86-arch.c</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="260" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -260,6 +260,23 @@ unsigned int single_step_save2;</td>
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260
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<pre style="margin: 0;"> <span id="LC260" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">unsigned</span> <span class="kt" style="color: #458; font-weight: 600;">int</span> <span class="n" style="color: #333;">single_step_save3</span><span class="p">;</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC261" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#endif</span></span>
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<td class="old_line diff-line-num" data-linenumber="262" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC262" class="line" lang="c"></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC263" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">/*</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="264" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC264" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * This is called when we need to continue after a breakpoint.  This</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="265" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC265" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * works by putting the original byte back into the code, and then</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="266" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC266" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * enabling single-step mode to step one instruction.  When we return,</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="263" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="267" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC267" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * the instruction will get run and a sigtrap will get triggered when</span></span>
</pre>
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<td class="new_line diff-line-num new" data-linenumber="268" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC268" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * the one instruction is done.</span></span>
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<pre style="margin: 0;">+<span id="LC269" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> *</span></span>
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<pre style="margin: 0;">+<span id="LC270" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * TODO: Be more like other archs where the original inst is put back,</span></span>
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<pre style="margin: 0;">+<span id="LC271" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * and the next inst is replaced with a afterBreakpoint trap.  When we</span></span>
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<pre style="margin: 0;">+<span id="LC272" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * run, the afterBreakpoint trap is hit at the next instruction and</span></span>
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<pre style="margin: 0;">+<span id="LC273" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * then we can put back the original breakpoint and replace the</span></span>
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<pre style="margin: 0;">+<span id="LC274" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * afterBreakpoint trap with the original inst there too.</span></span>
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<pre style="margin: 0;">+<span id="LC275" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> *</span></span>
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<pre style="margin: 0;">+<span id="LC276" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * For x86, this means computing how many bytes are used in the</span></span>
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<pre style="margin: 0;">+<span id="LC277" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * current instruction, and then placing an int3 (or maybe ud1) after</span></span>
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<pre style="margin: 0;">+<span id="LC278" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * it.</span></span>
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<pre style="margin: 0;">+<span id="LC279" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> */</span></span>
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<pre style="margin: 0;"> <span id="LC280" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">void</span></span>
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<pre style="margin: 0;"> <span id="LC281" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">arch_do_displaced_inst</span><span class="p">(</span><span class="n" style="color: #333;">os_context_t</span> <span class="o" style="font-weight: 600;">*</span> <span class="n" style="color: #333;">context</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">unsigned</span> <span class="kt" style="color: #458; font-weight: 600;">long</span> <span class="n" style="color: #333;">orig_inst</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC282" class="line" lang="c"><span class="p">{</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -273,7 +290,7 @@ arch_do_displaced_inst(os_context_t * context, unsigned long orig_inst)</td>
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<pre style="margin: 0;"> <span id="LC290" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * Put the original instruction back.</span></span>
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<pre style="margin: 0;"> <span id="LC291" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     */</span></span>
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<pre style="margin: 0;"> <span id="LC292" class="line" lang="c"></span>
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<pre style="margin: 0;">-<span id="LC276" class="line" lang="c">    <span class="o" style="font-weight: 600;">*</span><span class="p"><span class="idiff left">((</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">char</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">*</span></span><span class="p"><span class="idiff">)</span></span><span class="idiff"> </span><span class="n" style="color: #333;">pc</span><span class="p"><span class="idiff right">)</span></span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">orig_inst</span> <span class="o" style="font-weight: 600;">&</span> <span class="mh" style="color: #099;">0xff</span><span class="p">;</span></span>
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<pre style="margin: 0;">+<span id="LC293" class="line" lang="c">    <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">pc</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">orig_inst</span> <span class="o" style="font-weight: 600;">&</span> <span class="mh" style="color: #099;">0xff</span><span class="p">;</span></span>
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<pre style="margin: 0;"> <span id="LC294" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC295" class="line" lang="c">    <span class="cm" style="color: #998; font-style: italic;">/*</span></span>
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<pre style="margin: 0;"> <span id="LC296" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * If we have the SC_EFLAGS macro, we can enable single-stepping</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -318,9 +335,8 @@ arch_do_displaced_inst(os_context_t * context, unsigned long orig_inst)</td>
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<pre style="margin: 0;"> <span id="LC335" class="line" lang="c"><span class="err" style="color: #a61717; background-color: #e3d2d2;"></span></span>
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<pre style="margin: 0;"> <span id="LC336" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC337" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">/*</span></span>
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<pre style="margin: 0;">-<span id="LC321" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * Handles the break instruction from lisp, which is now UD2 followed</span></span>
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<pre style="margin: 0;">-<span id="LC322" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * by the trap code.  In particular, this does not handle the</span></span>
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<pre style="margin: 0;">-<span id="LC323" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * breakpoint traps.</span></span>
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<pre style="margin: 0;">+<span id="LC338" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * Handles the ud1 instruction from lisp that is used to signal</span></span>
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<pre style="margin: 0;">+<span id="LC339" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * errors.  In particular, this does not handle the breakpoint traps.</span></span>
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<pre style="margin: 0;"> <span id="LC340" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> */</span></span>
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<pre style="margin: 0;"> <span id="LC341" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">void</span></span>
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<pre style="margin: 0;"> <span id="LC342" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">sigill_handler</span><span class="p">(</span><span class="n" style="color: #333;">HANDLER_ARGS</span><span class="p">)</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="351" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="367" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -351,10 +367,10 @@ sigill_handler(HANDLER_ARGS)</td>
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<pre style="margin: 0;"> <span id="LC367" class="line" lang="c">    <span class="n" style="color: #333;">RESTORE_FPU</span><span class="p">(</span><span class="n" style="color: #333;">os_context</span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC368" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC369" class="line" lang="c">    <span class="cm" style="color: #998; font-style: italic;">/*</span></span>
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<pre style="margin: 0;">-<span id="LC354" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * On entry %eip points just <span class="idiff left right">after the INT3 byte and aims at the</span></span></span>
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<pre style="margin: 0;">-<span id="LC355" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * <span class="idiff left">'kind' value (eg trap_Cerror).</span> For error-trap and <span class="idiff right">C</span>error-trap a</span></span>
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<pre style="margin: 0;">-<span id="LC356" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * <span class="idiff left right">number of bytes </span>will follow, the first is the length of the byte</span></span>
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<pre style="margin: 0;">-<span id="LC357" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * <span class="idiff left right">arguments to </span>follow.</span></span>
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<pre style="margin: 0;">+<span id="LC370" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * On entry %eip points just <span class="idiff left right">to the beginning of the UD1</span></span></span>
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<pre style="margin: 0;">+<span id="LC371" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * <span class="idiff left">instruction. </span> For error-trap and <span class="idiff">c</span>error-trap a<span class="idiff right"> number of bytes</span></span></span>
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<pre style="margin: 0;">+<span id="LC372" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * will follow, the first is the length of the byte<span class="idiff left right"> arguments to</span></span></span>
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<pre style="margin: 0;">+<span id="LC373" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * follow.</span></span>
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<pre style="margin: 0;"> <span id="LC374" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     */</span></span>
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<pre style="margin: 0;"> <span id="LC375" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC376" class="line" lang="c">    <span class="n" style="color: #333;">DPRINTF</span><span class="p">(</span><span class="n" style="color: #333;">debug_handlers</span><span class="p">,</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -459,7 +475,13 @@ sigtrap_handler(HANDLER_ARGS)</td>
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<pre style="margin: 0;"> <span id="LC475" class="line" lang="c">             <span class="o" style="font-weight: 600;">*</span><span class="p">((</span><span class="kt" style="color: #458; font-weight: 600;">unsigned</span> <span class="kt" style="color: #458; font-weight: 600;">char</span><span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">SC_PC</span><span class="p">(</span><span class="n" style="color: #333;">context</span><span class="p">)</span> <span class="o" style="font-weight: 600;">+</span> <span class="mi" style="color: #099;">3</span><span class="p">),</span></span>
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<pre style="margin: 0;"> <span id="LC476" class="line" lang="c">             <span class="o" style="font-weight: 600;">*</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">unsigned</span> <span class="kt" style="color: #458; font-weight: 600;">char</span><span class="o" style="font-weight: 600;">*</span><span class="p">)(</span><span class="n" style="color: #333;">SC_PC</span><span class="p">(</span><span class="n" style="color: #333;">context</span><span class="p">)</span> <span class="o" style="font-weight: 600;">+</span> <span class="mi" style="color: #099;">4</span><span class="p">)));</span></span>
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<pre style="margin: 0;"> <span id="LC477" class="line" lang="c"></span>
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<pre style="margin: 0;">-<span id="LC462" class="line" lang="c">    <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">single_stepping</span> <span class="o" style="font-weight: 600;">&&</span> <span class="p">(</span><span class="n" style="color: #333;">signal</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">SIGTRAP</span><span class="p">))</span> <span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC478" class="line" lang="c">    <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">single_stepping</span><span class="p">)</span> <span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC479" class="line" lang="c">        <span class="cm" style="color: #998; font-style: italic;">/*</span></span>
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<pre style="margin: 0;">+<span id="LC480" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">         * We were single-stepping so we now need to disable</span></span>
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<td class="new_line diff-line-num new" data-linenumber="481" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
481
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<pre style="margin: 0;">+<span id="LC481" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">         * single-stepping.  We want to put back the breakpoint (int3)</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="463" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="482" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
482
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<pre style="margin: 0;">+<span id="LC482" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">         * instruction so that the next time the breakpoint will be</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="463" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="483" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
483
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<pre style="margin: 0;">+<span id="LC483" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">         * hit again as expected.</span></span>
</pre>
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<td class="old_line diff-line-num new" data-linenumber="463" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="484" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
484
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<pre style="margin: 0;">+<span id="LC484" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">         */</span></span>
</pre>
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463
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<td class="new_line diff-line-num" data-linenumber="485" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
485
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<pre style="margin: 0;"> <span id="LC485" class="line" lang="c">    <span class="n" style="color: #333;">DPRINTF</span><span class="p">(</span><span class="n" style="color: #333;">debug_handlers</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">stderr</span><span class="p">,</span> <span class="s" style="color: #d14;">"* Single step trap %p</span><span class="se" style="color: #d14;">\n</span><span class="s" style="color: #d14;">"</span><span class="p">,</span> <span class="n" style="color: #333;">single_stepping</span><span class="p">));</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="464" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
464
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<td class="new_line diff-line-num" data-linenumber="486" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
486
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<pre style="margin: 0;"> <span id="LC486" class="line" lang="c"></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="465" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
465
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<td class="new_line diff-line-num" data-linenumber="487" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
487
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<pre style="margin: 0;"> <span id="LC487" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#ifdef SC_EFLAGS</span></span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="492" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="514" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -492,6 +514,9 @@ sigtrap_handler(HANDLER_ARGS)</td>
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492
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514
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<pre style="margin: 0;"> <span id="LC514" class="line" lang="c">    <span class="k" style="font-weight: 600;">return</span><span class="p">;</span></span>
</pre>
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493
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<td class="new_line diff-line-num" data-linenumber="515" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
515
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<pre style="margin: 0;"> <span id="LC515" class="line" lang="c">    <span class="p">}</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="494" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
494
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<td class="new_line diff-line-num" data-linenumber="516" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
516
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<pre style="margin: 0;"> <span id="LC516" class="line" lang="c"></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="495" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="517" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
517
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<pre style="margin: 0;">+<span id="LC517" class="line" lang="c">    <span class="cm" style="color: #998; font-style: italic;">/*</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="495" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="new_line diff-line-num new" data-linenumber="518" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
518
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<pre style="margin: 0;">+<span id="LC518" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     * We weren't single-stepping, so this we've just hit the breakpoint (int3).  Handle it.</span></span>
</pre>
</td>
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<td class="old_line diff-line-num new" data-linenumber="495" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="new_line diff-line-num new" data-linenumber="519" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
519
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<pre style="margin: 0;">+<span id="LC519" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">     */</span></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="495" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
495
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<td class="new_line diff-line-num" data-linenumber="520" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
520
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<pre style="margin: 0;"> <span id="LC520" class="line" lang="c">    <span class="n" style="color: #333;">DPRINTF</span><span class="p">(</span><span class="n" style="color: #333;">debug_handlers</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">stderr</span><span class="p">,</span> <span class="s" style="color: #d14;">"*C break</span><span class="se" style="color: #d14;">\n</span><span class="s" style="color: #d14;">"</span><span class="p">));</span></span>
</pre>
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<td class="old_line diff-line-num" data-linenumber="496" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
496
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<td class="new_line diff-line-num" data-linenumber="521" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
521
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC521" class="line" lang="c"></span>
</pre>
</td>
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<td class="old_line diff-line-num" data-linenumber="497" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
497
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<td class="new_line diff-line-num" data-linenumber="522" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
522
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC522" class="line" lang="c">    <span class="cm" style="color: #998; font-style: italic;">/*</span></span>
</pre>
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