4085 - done with first cut of the SubX VM

subx: 'call' and 'return' instructions

1 files changed, 3 insertions, 3 deletions

diff --git a/html/subx/012indirect_addressing.cc.html b/html/subx/012indirect_addressing.cc.html
index 781b9ad2..11eb2746 100644
--- a/html/subx/012indirect_addressing.cc.html
+++ b/html/subx/012indirect_addressing.cc.html
@@ -388,11 +388,11 @@ if ('onhashchange' in window) {
 <span id="L323" class="LineNr">323 </span><span class="traceAbsent">-run: inst: 0x00000003</span>
 <span id="L324" class="LineNr">324 </span>
 <span id="L325" class="LineNr">325 </span><span class="Delimiter">:(before &quot;End Single-Byte Opcodes&quot;)</span>
-<span id="L326" class="LineNr">326 </span><span class="Normal">case</span> <span class="Constant">0xff</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump to r/m32</span>
+<span id="L326" class="LineNr">326 </span><span class="Normal">case</span> <span class="Constant">0xff</span>: <span class="Delimiter">{</span>
 <span id="L327" class="LineNr">327 </span>  <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">();</span>
 <span id="L328" class="LineNr">328 </span>  <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm&gt;&gt;<span class="Constant">3</span><span class="Delimiter">)</span>&amp;<span class="Constant">0x7</span><span class="Delimiter">;</span>  <span class="Comment">// middle 3 'reg opcode' bits</span>
 <span id="L329" class="LineNr">329 </span>  <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span id="L330" class="LineNr">330 </span>  <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span>
+<span id="L330" class="LineNr">330 </span>  <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Delimiter">{</span>  <span class="Comment">// jump to r/m32</span>
 <span id="L331" class="LineNr">331 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L160'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump to effective address&quot;</span> &lt;&lt; <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span>
 <span id="L332" class="LineNr">332 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int32_t</span>* arg2 = <a href='011direct_addressing.cc.html#L26'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span>
 <span id="L333" class="LineNr">333 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='010core.cc.html#L23'>EIP</a> = *arg2<span class="Delimiter">;</span>
@@ -418,7 +418,7 @@ if ('onhashchange' in window) {
 <span id="L353" class="LineNr">353 </span><span class="traceContains">+run: pushing value 0x000000af</span>
 <span id="L354" class="LineNr">354 </span>
 <span id="L355" class="LineNr">355 </span><span class="Delimiter">:(before &quot;End Op ff Subops&quot;)</span>
-<span id="L356" class="LineNr">356 </span><span class="Normal">case</span> <span class="Constant">6</span>: <span class="Delimiter">{</span>
+<span id="L356" class="LineNr">356 </span><span class="Normal">case</span> <span class="Constant">6</span>: <span class="Delimiter">{</span>  <span class="Comment">// push r/m32 to stack</span>
 <span id="L357" class="LineNr">357 </span>  <a href='003trace.cc.html#L160'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;push effective address&quot;</span> &lt;&lt; <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span>
 <span id="L358" class="LineNr">358 </span>  <span class="Normal">const</span> <span class="Normal">int32_t</span>* val = <a href='011direct_addressing.cc.html#L26'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span>
 <span id="L359" class="LineNr">359 </span>  <a href='011direct_addressing.cc.html#L244'>push</a><span class="Delimiter">(</span>*val<span class="Delimiter">);</span>