diff options
| author | Kartik K. Agaram <vc@akkartik.com> | 2017-10-18 02:13:34 -0700 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2017-10-18 02:13:34 -0700 |
| commit | 099ed980c4e137fe37a5150668561175aab87c0d (patch) | |
| tree | d156dea0c638158ef1a4ada8dcf0b3bcad2f39b5 /html | |
| parent | 9ecbcc552ee4646bdec8181bb6a8757a7b0fd700 (diff) | |
| download | mu-099ed980c4e137fe37a5150668561175aab87c0d.tar.gz | |
4083
subx: 'pop'
Diffstat (limited to 'html')
| -rw-r--r-- | html/subx/011direct_addressing.cc.html | 31 | ||||
| -rw-r--r-- | html/subx/012indirect_addressing.cc.html | 30 |
2 files changed, 60 insertions, 1 deletions
diff --git a/html/subx/011direct_addressing.cc.html b/html/subx/011direct_addressing.cc.html index f9508be6..ba7a1e3b 100644 --- a/html/subx/011direct_addressing.cc.html +++ b/html/subx/011direct_addressing.cc.html @@ -284,7 +284,7 @@ if ('onhashchange' in window) { <span id="L219" class="LineNr">219 </span> <span id="L220" class="LineNr">220 </span><span class="Delimiter">:(scenario push_r32)</span> <span id="L221" class="LineNr">221 </span><span class="Special">% Reg[ESP].u = 0x64;</span> -<span id="L222" class="LineNr">222 </span><span class="Special">% Reg[EBX].i = 10;</span> +<span id="L222" class="LineNr">222 </span><span class="Special">% Reg[EBX].i = 0x0000000a;</span> <span id="L223" class="LineNr">223 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L224" class="LineNr">224 </span> <span class="Constant">53</span> <span class="Comment"># push EBX (reg 3) to stack</span> <span id="L225" class="LineNr">225 </span><span class="traceContains">+run: push <a href='010core.cc.html#L17'>reg</a> 3</span> @@ -311,6 +311,35 @@ if ('onhashchange' in window) { <span id="L246" class="LineNr">246 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"contents at <a href='010core.cc.html#L11'>ESP</a>: 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << *<span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>&Mem<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Reg[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">))</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L247" class="LineNr">247 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L248" class="LineNr">248 </span><span class="Delimiter">}</span> +<span id="L249" class="LineNr">249 </span> +<span id="L250" class="LineNr">250 </span><span class="SalientComment">//:: pop</span> +<span id="L251" class="LineNr">251 </span> +<span id="L252" class="LineNr">252 </span><span class="Delimiter">:(scenario pop_r32)</span> +<span id="L253" class="LineNr">253 </span><span class="Special">% Reg[ESP].u = 0x60;</span> +<span id="L254" class="LineNr">254 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0x0000000a);</span> +<span id="L255" class="LineNr">255 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L256" class="LineNr">256 </span> 5b <span class="Comment"># pop stack to EBX (reg 3)</span> +<span id="L257" class="LineNr">257 </span><span class="traceContains">+run: pop into <a href='010core.cc.html#L17'>reg</a> 3</span> +<span id="L258" class="LineNr">258 </span><span class="traceContains">+run: popping value 0x0000000a</span> +<span id="L259" class="LineNr">259 </span><span class="traceContains">+run: <a href='010core.cc.html#L11'>ESP</a> is now 0x00000064</span> +<span id="L260" class="LineNr">260 </span> +<span id="L261" class="LineNr">261 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L262" class="LineNr">262 </span><span class="Normal">case</span> <span class="Constant">0x58</span>: +<span id="L263" class="LineNr">263 </span><span class="Normal">case</span> <span class="Constant">0x59</span>: +<span id="L264" class="LineNr">264 </span><span class="Normal">case</span> <span class="Constant">0x5a</span>: +<span id="L265" class="LineNr">265 </span><span class="Normal">case</span> <span class="Constant">0x5b</span>: +<span id="L266" class="LineNr">266 </span><span class="Normal">case</span> <span class="Constant">0x5c</span>: +<span id="L267" class="LineNr">267 </span><span class="Normal">case</span> <span class="Constant">0x5d</span>: +<span id="L268" class="LineNr">268 </span><span class="Normal">case</span> <span class="Constant">0x5e</span>: +<span id="L269" class="LineNr">269 </span><span class="Normal">case</span> <span class="Constant">0x5f</span>: <span class="Delimiter">{</span> <span class="Comment">// pop stack into r32</span> +<span id="L270" class="LineNr">270 </span> <span class="Normal">uint8_t</span> <a href='010core.cc.html#L17'>reg</a> = op & <span class="Constant">0x7</span><span class="Delimiter">;</span> +<span id="L271" class="LineNr">271 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pop into <a href='010core.cc.html#L17'>reg</a> "</span> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span><a href='010core.cc.html#L17'>reg</a><span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L272" class="LineNr">272 </span> Reg[reg]<span class="Delimiter">.</span>u = *<span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>&Mem<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Reg[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">));</span> +<span id="L273" class="LineNr">273 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"popping value 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << Reg[reg]<span class="Delimiter">.</span>u << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L274" class="LineNr">274 </span> Reg[ESP]<span class="Delimiter">.</span>u += <span class="Constant">4</span><span class="Delimiter">;</span> +<span id="L275" class="LineNr">275 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"ESP is now 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << Reg[ESP]<span class="Delimiter">.</span>u << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L276" class="LineNr">276 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L277" class="LineNr">277 </span><span class="Delimiter">}</span> </pre> </body> </html> diff --git a/html/subx/012indirect_addressing.cc.html b/html/subx/012indirect_addressing.cc.html index 2643bcaf..35dd62ab 100644 --- a/html/subx/012indirect_addressing.cc.html +++ b/html/subx/012indirect_addressing.cc.html @@ -429,6 +429,36 @@ if ('onhashchange' in window) { <span id="L364" class="LineNr">364 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L365" class="LineNr">365 </span><span class="Delimiter">}</span> <span id="L366" class="LineNr">366 </span> +<span id="L367" class="LineNr">367 </span><span class="SalientComment">//:: pop</span> +<span id="L368" class="LineNr">368 </span> +<span id="L369" class="LineNr">369 </span><span class="Delimiter">:(scenario pop_mem_at_r32)</span> +<span id="L370" class="LineNr">370 </span><span class="Special">% Reg[0].i = 0x60;</span> +<span id="L371" class="LineNr">371 </span><span class="Special">% Reg[ESP].u = 0x10;</span> +<span id="L372" class="LineNr">372 </span><span class="Special">% SET_WORD_IN_MEM(0x10, 0x00000030);</span> +<span id="L373" class="LineNr">373 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L374" class="LineNr">374 </span> <span class="Constant">8f</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="Comment"># pop stack into *EAX (reg 0)</span> +<span id="L375" class="LineNr">375 </span><span class="traceContains">+run: pop into effective address</span> +<span id="L376" class="LineNr">376 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 0)</span> +<span id="L377" class="LineNr">377 </span><span class="traceContains">+run: storing 0x00000030</span> +<span id="L378" class="LineNr">378 </span><span class="traceContains">+run: <a href='010core.cc.html#L11'>ESP</a> is now 0x00000014</span> +<span id="L379" class="LineNr">379 </span> +<span id="L380" class="LineNr">380 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L381" class="LineNr">381 </span><span class="Normal">case</span> <span class="Constant">0x8f</span>: <span class="Delimiter">{</span> <span class="Comment">// pop stack into r/m32</span> +<span id="L382" class="LineNr">382 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">();</span> +<span id="L383" class="LineNr">383 </span> <span class="Normal">uint8_t</span> subop = <span class="Delimiter">(</span>modrm>><span class="Constant">3</span><span class="Delimiter">)</span>&<span class="Constant">0x7</span><span class="Delimiter">;</span> +<span id="L384" class="LineNr">384 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L385" class="LineNr">385 </span> <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Delimiter">{</span> +<span id="L386" class="LineNr">386 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pop into effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L387" class="LineNr">387 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int32_t</span>* dest = <a href='011direct_addressing.cc.html#L26'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> +<span id="L388" class="LineNr">388 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> *dest = *<span class="Normal">reinterpret_cast</span><<span class="Normal">uint32_t</span>*><span class="Delimiter">(</span>&Mem<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Reg[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">));</span> +<span id="L389" class="LineNr">389 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"storing 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << *dest << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L390" class="LineNr">390 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> Reg[ESP]<span class="Delimiter">.</span>u += <span class="Constant">4</span><span class="Delimiter">;</span> +<span id="L391" class="LineNr">391 </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">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"ESP is now 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << Reg[ESP]<span class="Delimiter">.</span>u << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L392" class="LineNr">392 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L393" class="LineNr">393 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L394" class="LineNr">394 </span> <span class="Delimiter">}</span> +<span id="L395" class="LineNr">395 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L396" class="LineNr">396 </span><span class="Delimiter">}</span> </pre> </body> </html> |