diff options
Diffstat (limited to 'html/subx/013immediate_addressing.cc.html')
| -rw-r--r-- | html/subx/013immediate_addressing.cc.html | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/html/subx/013immediate_addressing.cc.html b/html/subx/013immediate_addressing.cc.html index 50164e5e..f7bb47f4 100644 --- a/html/subx/013immediate_addressing.cc.html +++ b/html/subx/013immediate_addressing.cc.html @@ -293,7 +293,7 @@ if ('onhashchange' in window) { <span id="L229" class="LineNr">229 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L230" class="LineNr">230 </span><span class="Delimiter">}</span> <span id="L231" class="LineNr">231 </span> -<span id="L232" class="LineNr">232 </span><span class="SalientComment">//:: compare</span> +<span id="L232" class="LineNr">232 </span><span class="SalientComment">//:: compare (cmp)</span> <span id="L233" class="LineNr">233 </span> <span id="L234" class="LineNr">234 </span><span class="Delimiter">:(scenario compare_imm32_with_eax_greater)</span> <span id="L235" class="LineNr">235 </span><span class="Special">% Reg[0].i = 0x0d0c0b0a;</span> @@ -395,6 +395,41 @@ if ('onhashchange' in window) { <span id="L331" class="LineNr">331 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L332" class="LineNr">332 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L333" class="LineNr">333 </span><span class="traceContains">+run: SF=0; ZF=1; OF=0</span> +<span id="L334" class="LineNr">334 </span> +<span id="L335" class="LineNr">335 </span><span class="SalientComment">//:: copy (mov)</span> +<span id="L336" class="LineNr">336 </span> +<span id="L337" class="LineNr">337 </span><span class="Delimiter">:(scenario copy_imm32_to_r32)</span> +<span id="L338" class="LineNr">338 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L339" class="LineNr">339 </span> b8 <span class="PreProc">0</span><span class="Constant">3</span> 0a 0b 0c 0d <span class="Comment"># copy 0x0d0c0b0a to EBX (reg 3)</span> +<span id="L340" class="LineNr">340 </span><span class="traceContains">+run: copy <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a to <a href='010core.cc.html#L15'>reg</a> 3</span> +<span id="L341" class="LineNr">341 </span> +<span id="L342" class="LineNr">342 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L343" class="LineNr">343 </span><span class="Normal">case</span> <span class="Constant">0xb8</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm32 to r32</span> +<span id="L344" class="LineNr">344 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L345" class="LineNr">345 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> +<span id="L346" class="LineNr">346 </span> <span class="Normal">uint8_t</span> reg1 = modrm&<span class="Constant">0x7</span><span class="Delimiter">;</span> <span class="Comment">// ignore mod bits</span> +<span id="L347" class="LineNr">347 </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">"copy <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" to <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>reg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L348" class="LineNr">348 </span> Reg[reg1]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a> = arg2<span class="Delimiter">;</span> +<span id="L349" class="LineNr">349 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L350" class="LineNr">350 </span><span class="Delimiter">}</span> +<span id="L351" class="LineNr">351 </span> +<span id="L352" class="LineNr">352 </span><span class="Comment">//:</span> +<span id="L353" class="LineNr">353 </span><span class="Delimiter">:(scenario copy_imm32_to_mem_at_r32)</span> +<span id="L354" class="LineNr">354 </span><span class="Special">% Reg[3].i = 0x60;</span> +<span id="L355" class="LineNr">355 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L356" class="LineNr">356 </span> c7 <span class="PreProc">0</span><span class="Constant">3</span> 0a 0b 0c 0d <span class="Comment"># copy 0x0d0c0b0a to *EBX (reg 3)</span> +<span id="L357" class="LineNr">357 </span><span class="traceContains">+run: copy <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a to effective address</span> +<span id="L358" class="LineNr">358 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> +<span id="L359" class="LineNr">359 </span> +<span id="L360" class="LineNr">360 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L361" class="LineNr">361 </span><span class="Normal">case</span> <span class="Constant">0xc7</span>: <span class="Delimiter">{</span> <span class="Comment">// copy imm32 to r32</span> +<span id="L362" class="LineNr">362 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L363" class="LineNr">363 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> +<span id="L364" class="LineNr">364 </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">"copy <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" to effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L365" class="LineNr">365 </span> <span class="Normal">int32_t</span>* arg1 = <a href='011direct_addressing.cc.html#L26'>effective_address</a><span class="Delimiter">(</span>modrm<span class="Delimiter">);</span> +<span id="L366" class="LineNr">366 </span> *arg1 = arg2<span class="Delimiter">;</span> +<span id="L367" class="LineNr">367 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L368" class="LineNr">368 </span><span class="Delimiter">}</span> </pre> </body> </html> |