diff options
| author | Kartik K. Agaram <vc@akkartik.com> | 2017-10-15 01:59:11 -0700 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2017-10-15 01:59:11 -0700 |
| commit | 95e5511ab8736f6fd9953fe66a05096b79afae16 (patch) | |
| tree | a8602cedc6c70109c04d917fc111c845040d1e58 /html/subx | |
| parent | 1ee02a2273a10cc30d5dd5e07be1e5ee6a392e55 (diff) | |
| download | mu-95e5511ab8736f6fd9953fe66a05096b79afae16.tar.gz | |
4069
subx: unconditional 'jump'
Diffstat (limited to 'html/subx')
| -rw-r--r-- | html/subx/010core.cc.html | 252 | ||||
| -rw-r--r-- | html/subx/011direct_addressing.cc.html | 38 | ||||
| -rw-r--r-- | html/subx/012indirect_addressing.cc.html | 81 | ||||
| -rw-r--r-- | html/subx/013immediate_addressing.cc.html | 153 |
4 files changed, 303 insertions, 221 deletions
diff --git a/html/subx/010core.cc.html b/html/subx/010core.cc.html index 75843a12..bea957fc 100644 --- a/html/subx/010core.cc.html +++ b/html/subx/010core.cc.html @@ -105,7 +105,7 @@ if ('onhashchange' in window) { <span id="L42" class="LineNr"> 42 </span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> arg1 and arg2 must be signed </span><span class="Comment">*/</span><span class="PreProc"> \</span> <span id="L43" class="LineNr"> 43 </span><span class="PreProc"> </span><span class="Normal">int64_t</span><span class="PreProc"> tmp = arg1 op arg2</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L44" class="LineNr"> 44 </span><span class="PreProc"> arg1 = arg1 op arg2</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L45" class="LineNr"> 45 </span><span class="PreProc"> trace(</span><span class="Constant">2</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"run"</span><span class="PreProc">) << </span><span class="Constant">"storing 0x"</span><span class="PreProc"> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> +<span id="L45" class="LineNr"> 45 </span><span class="PreProc"> trace(</span><span class="Constant">2</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"run"</span><span class="PreProc">) << </span><span class="Constant">"storing 0x"</span><span class="PreProc"> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L46" class="LineNr"> 46 </span><span class="PreProc"> SF = (arg1 < </span><span class="Constant">0</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L47" class="LineNr"> 47 </span><span class="PreProc"> <a href='010core.cc.html#L30'>ZF</a> = (arg1 == </span><span class="Constant">0</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L48" class="LineNr"> 48 </span><span class="PreProc"> <a href='010core.cc.html#L31'>OF</a> = (arg1 != tmp)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> @@ -116,7 +116,7 @@ if ('onhashchange' in window) { <span id="L53" class="LineNr"> 53 </span><span class="PreProc">#define BINARY_BITWISE_OP(op</span><span class="Delimiter">,</span><span class="PreProc"> arg1</span><span class="Delimiter">,</span><span class="PreProc"> arg2) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> <span id="L54" class="LineNr"> 54 </span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> arg1 and arg2 must be unsigned </span><span class="Comment">*/</span><span class="PreProc"> \</span> <span id="L55" class="LineNr"> 55 </span><span class="PreProc"> arg1 = arg1 op arg2</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L56" class="LineNr"> 56 </span><span class="PreProc"> trace(</span><span class="Constant">2</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"run"</span><span class="PreProc">) << </span><span class="Constant">"storing 0x"</span><span class="PreProc"> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> +<span id="L56" class="LineNr"> 56 </span><span class="PreProc"> trace(</span><span class="Constant">2</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">"run"</span><span class="PreProc">) << </span><span class="Constant">"storing 0x"</span><span class="PreProc"> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L57" class="LineNr"> 57 </span><span class="PreProc"> SF = (arg1 >> </span><span class="Constant">31</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L58" class="LineNr"> 58 </span><span class="PreProc"> <a href='010core.cc.html#L30'>ZF</a> = (arg1 == </span><span class="Constant">0</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L59" class="LineNr"> 59 </span><span class="PreProc"> <a href='010core.cc.html#L31'>OF</a> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> @@ -153,14 +153,14 @@ if ('onhashchange' in window) { <span id="L90" class="LineNr"> 90 </span><span class="traceContains">+load: 3 -> 0b</span> <span id="L91" class="LineNr"> 91 </span><span class="traceContains">+load: 4 -> 0c</span> <span id="L92" class="LineNr"> 92 </span><span class="traceContains">+load: 5 -> 0d</span> -<span id="L93" class="LineNr"> 93 </span><span class="traceContains">+run: add <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a to <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> +<span id="L93" class="LineNr"> 93 </span><span class="traceContains">+run: add <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a to <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> <span id="L94" class="LineNr"> 94 </span><span class="traceContains">+run: storing 0x0d0c0b0a</span> <span id="L95" class="LineNr"> 95 </span> <span id="L96" class="LineNr"> 96 </span><span class="Delimiter">:(code)</span> <span id="L97" class="LineNr"> 97 </span><span class="Comment">// helper for tests: load a program into memory from a textual representation</span> <span id="L98" class="LineNr"> 98 </span><span class="Comment">// of its bytes, and run it</span> <span id="L99" class="LineNr"> 99 </span><span class="Normal">void</span> <a href='010core.cc.html#L99'>run</a><span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L100" class="LineNr">100 </span> <a href='010core.cc.html#L151'>load_program</a><span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> +<span id="L100" class="LineNr">100 </span> <a href='010core.cc.html#L152'>load_program</a><span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> <span id="L101" class="LineNr">101 </span> <a href='010core.cc.html#L21'>EIP</a> = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// preserve null pointer</span> <span id="L102" class="LineNr">102 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='010core.cc.html#L21'>EIP</a> < <a href='010core.cc.html#L66'>End_of_program</a><span class="Delimiter">)</span> <span id="L103" class="LineNr">103 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L107'>run_one_instruction</a><span class="Delimiter">();</span> @@ -169,127 +169,129 @@ if ('onhashchange' in window) { <span id="L106" class="LineNr">106 </span><span class="Comment">// skeleton of how x86 instructions are decoded</span> <span id="L107" class="LineNr">107 </span><span class="Normal">void</span> <a href='010core.cc.html#L107'>run_one_instruction</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> <span id="L108" class="LineNr">108 </span> <span class="Normal">uint8_t</span> op=<span class="Constant">0</span><span class="Delimiter">,</span> op2=<span class="Constant">0</span><span class="Delimiter">,</span> op3=<span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L109" class="LineNr">109 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>op = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L110" class="LineNr">110 </span> <span class="Normal">case</span> <span class="Constant">0xf4</span>: <span class="Comment">// hlt</span> -<span id="L111" class="LineNr">111 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L21'>EIP</a> = <a href='010core.cc.html#L66'>End_of_program</a><span class="Delimiter">;</span> -<span id="L112" class="LineNr">112 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L113" class="LineNr">113 </span> <span class="Comment">// our first opcode</span> -<span id="L114" class="LineNr">114 </span> <span class="Normal">case</span> <span class="Constant">0x05</span>: <span class="Delimiter">{</span> <span class="Comment">// add imm32 to EAX</span> -<span id="L115" class="LineNr">115 </span> <span class="Conceal">¦</span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L116" class="LineNr">116 </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">"add <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> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L117" class="LineNr">117 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> -<span id="L118" class="LineNr">118 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L119" class="LineNr">119 </span> <span class="Delimiter">}</span> -<span id="L120" class="LineNr">120 </span> <span class="Comment">// End Single-Byte Opcodes</span> -<span id="L121" class="LineNr">121 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L122" class="LineNr">122 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L123" class="LineNr">123 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With 0f</span> -<span id="L124" class="LineNr">124 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L125" class="LineNr">125 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after 0f: "</span> << <a href='010core.cc.html#L225'>HEXBYTE</a> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L126" class="LineNr">126 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L127" class="LineNr">127 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L128" class="LineNr">128 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L129" class="LineNr">129 </span> <span class="Normal">case</span> <span class="Constant">0xf3</span>: -<span id="L130" class="LineNr">130 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L131" class="LineNr">131 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With f3</span> -<span id="L132" class="LineNr">132 </span> <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L133" class="LineNr">133 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L134" class="LineNr">134 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// End Three-Byte Opcodes Starting With f3 0f</span> -<span id="L135" class="LineNr">135 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L136" class="LineNr">136 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized third opcode after f3 0f: "</span> << <a href='010core.cc.html#L225'>HEXBYTE</a> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L137" class="LineNr">137 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L138" class="LineNr">138 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L139" class="LineNr">139 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L140" class="LineNr">140 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L141" class="LineNr">141 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after f3: "</span> << <a href='010core.cc.html#L225'>HEXBYTE</a> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L142" class="LineNr">142 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L143" class="LineNr">143 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L144" class="LineNr">144 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span> <span class="Normal">default</span>: -<span id="L146" class="LineNr">146 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized opcode: "</span> << <a href='010core.cc.html#L225'>HEXBYTE</a> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L147" class="LineNr">147 </span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L148" class="LineNr">148 </span> <span class="Delimiter">}</span> -<span id="L149" class="LineNr">149 </span><span class="Delimiter">}</span> -<span id="L150" class="LineNr">150 </span> -<span id="L151" class="LineNr">151 </span><span class="Normal">void</span> <a href='010core.cc.html#L151'>load_program</a><span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L152" class="LineNr">152 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L153" class="LineNr">153 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> -<span id="L154" class="LineNr">154 </span> in >> std::noskipws<span class="Delimiter">;</span> -<span id="L155" class="LineNr">155 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L156" class="LineNr">156 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c1 = <a href='010core.cc.html#L174'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span id="L157" class="LineNr">157 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c1 == <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L158" class="LineNr">158 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L159" class="LineNr">159 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"input program truncated mid-byte</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L160" class="LineNr">160 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L161" class="LineNr">161 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L162" class="LineNr">162 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c2 = <a href='010core.cc.html#L174'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span id="L163" class="LineNr">163 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c2 == <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L164" class="LineNr">164 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"input program truncated mid-byte</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L165" class="LineNr">165 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L166" class="LineNr">166 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L167" class="LineNr">167 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">)</span> = <a href='010core.cc.html#L200'>to_byte</a><span class="Delimiter">(</span>c1<span class="Delimiter">,</span> c2<span class="Delimiter">);</span> -<span id="L168" class="LineNr">168 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L160'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << addr << <span class="Constant">" -> "</span> << <a href='010core.cc.html#L225'>HEXBYTE</a> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span><a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">))</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L169" class="LineNr">169 </span> <span class="Conceal">¦</span> addr++<span class="Delimiter">;</span> -<span id="L170" class="LineNr">170 </span> <span class="Delimiter">}</span> -<span id="L171" class="LineNr">171 </span> <a href='010core.cc.html#L66'>End_of_program</a> = addr<span class="Delimiter">;</span> -<span id="L172" class="LineNr">172 </span><span class="Delimiter">}</span> -<span id="L173" class="LineNr">173 </span> -<span id="L174" class="LineNr">174 </span><span class="Normal">char</span> <a href='010core.cc.html#L174'>next_hex_byte</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L175" class="LineNr">175 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L176" class="LineNr">176 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L177" class="LineNr">177 </span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> -<span id="L178" class="LineNr">178 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">' '</span> || c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L179" class="LineNr">179 </span> <span class="Conceal">¦</span> <span class="Normal">while</span> <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L180" class="LineNr">180 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L183" class="LineNr">183 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> -<span id="L184" class="LineNr">184 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L185" class="LineNr">185 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L186" class="LineNr">186 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L187" class="LineNr">187 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L188" class="LineNr">188 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'0'</span> && c <= <span class="Constant">'9'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> -<span id="L189" class="LineNr">189 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'a'</span> && c <= <span class="Constant">'f'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> -<span id="L190" class="LineNr">190 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'A'</span> && c <= <span class="Constant">'F'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> tolower<span class="Delimiter">(</span>c<span class="Delimiter">);</span> -<span id="L191" class="LineNr">191 </span> <span class="Conceal">¦</span> <span class="Comment">// disallow any non-hex characters, including a '0x' prefix</span> -<span id="L192" class="LineNr">192 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>c<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L193" class="LineNr">193 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"invalid non-hex character "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>c<span class="Delimiter">)</span> << <span class="Constant">"</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L194" class="LineNr">194 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L195" class="LineNr">195 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L196" class="LineNr">196 </span> <span class="Delimiter">}</span> -<span id="L197" class="LineNr">197 </span> <span class="Identifier">return</span> <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L198" class="LineNr">198 </span><span class="Delimiter">}</span> -<span id="L199" class="LineNr">199 </span> -<span id="L200" class="LineNr">200 </span><span class="Normal">uint8_t</span> <a href='010core.cc.html#L200'>to_byte</a><span class="Delimiter">(</span><span class="Normal">char</span> hex_byte1<span class="Delimiter">,</span> <span class="Normal">char</span> hex_byte2<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L201" class="LineNr">201 </span> <span class="Identifier">return</span> <a href='010core.cc.html#L203'>to_hex_num</a><span class="Delimiter">(</span>hex_byte1<span class="Delimiter">)</span>*<span class="Constant">16</span> + <a href='010core.cc.html#L203'>to_hex_num</a><span class="Delimiter">(</span>hex_byte2<span class="Delimiter">);</span> -<span id="L202" class="LineNr">202 </span><span class="Delimiter">}</span> -<span id="L203" class="LineNr">203 </span><span class="Normal">uint8_t</span> <a href='010core.cc.html#L203'>to_hex_num</a><span class="Delimiter">(</span><span class="Normal">char</span> c<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L204" class="LineNr">204 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'0'</span> && c <= <span class="Constant">'9'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c - <span class="Constant">'0'</span><span class="Delimiter">;</span> -<span id="L205" class="LineNr">205 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'a'</span> && c <= <span class="Constant">'f'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c - <span class="Constant">'a'</span> + <span class="Constant">10</span><span class="Delimiter">;</span> -<span id="L206" class="LineNr">206 </span> assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span> -<span id="L207" class="LineNr">207 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L208" class="LineNr">208 </span><span class="Delimiter">}</span> -<span id="L209" class="LineNr">209 </span> -<span id="L210" class="LineNr">210 </span><span class="Normal">inline</span> <span class="Normal">uint8_t</span> <a href='010core.cc.html#L210'>next</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L211" class="LineNr">211 </span> <span class="Identifier">return</span> <a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>EIP++<span class="Delimiter">);</span> -<span id="L212" class="LineNr">212 </span><span class="Delimiter">}</span> -<span id="L213" class="LineNr">213 </span> -<span id="L214" class="LineNr">214 </span><span class="Comment">// read a 32-bit immediate in little-endian order from the instruction stream</span> -<span id="L215" class="LineNr">215 </span><span class="Normal">int32_t</span> <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L216" class="LineNr">216 </span> <span class="Normal">int32_t</span> result = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> -<span id="L217" class="LineNr">217 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L210'>next</a><span class="Delimiter">()</span><<<span class="Constant">8</span><span class="Delimiter">);</span> -<span id="L218" class="LineNr">218 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L210'>next</a><span class="Delimiter">()</span><<<span class="Constant">16</span><span class="Delimiter">);</span> -<span id="L219" class="LineNr">219 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L210'>next</a><span class="Delimiter">()</span><<<span class="Constant">24</span><span class="Delimiter">);</span> -<span id="L220" class="LineNr">220 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span> -<span id="L222" class="LineNr">222 </span> -<span id="L223" class="LineNr">223 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L224" class="LineNr">224 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> -<span id="L225" class="LineNr">225 </span><span class="PreProc">#define HEXBYTE std::hex << std::setw(</span><span class="Constant">2</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> -<span id="L226" class="LineNr">226 </span><span class="PreProc">#define HEXWORD std::hex << std::setw(</span><span class="Constant">8</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> -<span id="L227" class="LineNr">227 </span><span class="Comment">// ugly that iostream doesn't print uint8_t as an integer</span> -<span id="L228" class="LineNr">228 </span><span class="PreProc">#define NUM(X) </span><span class="Normal">static_cast</span><span class="PreProc"><</span><span class="Normal">int</span><span class="PreProc">>(X)</span> -<span id="L229" class="LineNr">229 </span><span class="PreProc">#include </span><span class="Constant"><stdint.h></span> +<span id="L109" class="LineNr">109 </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">"inst: 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << <a href='010core.cc.html#L21'>EIP</a> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L110" class="LineNr">110 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>op = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L111" class="LineNr">111 </span> <span class="Normal">case</span> <span class="Constant">0xf4</span>: <span class="Comment">// hlt</span> +<span id="L112" class="LineNr">112 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L21'>EIP</a> = <a href='010core.cc.html#L66'>End_of_program</a><span class="Delimiter">;</span> +<span id="L113" class="LineNr">113 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L114" class="LineNr">114 </span> <span class="Comment">// our first opcode</span> +<span id="L115" class="LineNr">115 </span> <span class="Normal">case</span> <span class="Constant">0x05</span>: <span class="Delimiter">{</span> <span class="Comment">// add imm32 to EAX</span> +<span id="L116" class="LineNr">116 </span> <span class="Conceal">¦</span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L117" class="LineNr">117 </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">"add <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" to <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L118" class="LineNr">118 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> +<span id="L119" class="LineNr">119 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L120" class="LineNr">120 </span> <span class="Delimiter">}</span> +<span id="L121" class="LineNr">121 </span> <span class="Comment">// End Single-Byte Opcodes</span> +<span id="L122" class="LineNr">122 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: +<span id="L123" class="LineNr">123 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L124" class="LineNr">124 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With 0f</span> +<span id="L125" class="LineNr">125 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: +<span id="L126" class="LineNr">126 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after 0f: "</span> << <a href='010core.cc.html#L227'>HEXBYTE</a> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L127" class="LineNr">127 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L128" class="LineNr">128 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L129" class="LineNr">129 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L130" class="LineNr">130 </span> <span class="Normal">case</span> <span class="Constant">0xf3</span>: +<span id="L131" class="LineNr">131 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L132" class="LineNr">132 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With f3</span> +<span id="L133" class="LineNr">133 </span> <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: +<span id="L134" class="LineNr">134 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L135" class="LineNr">135 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// End Three-Byte Opcodes Starting With f3 0f</span> +<span id="L136" class="LineNr">136 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">default</span>: +<span id="L137" class="LineNr">137 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized third opcode after f3 0f: "</span> << <a href='010core.cc.html#L227'>HEXBYTE</a> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L138" class="LineNr">138 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L139" class="LineNr">139 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L140" class="LineNr">140 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L141" class="LineNr">141 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: +<span id="L142" class="LineNr">142 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after f3: "</span> << <a href='010core.cc.html#L227'>HEXBYTE</a> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L143" class="LineNr">143 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L144" class="LineNr">144 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L145" class="LineNr">145 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L146" class="LineNr">146 </span> <span class="Normal">default</span>: +<span id="L147" class="LineNr">147 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized opcode: "</span> << <a href='010core.cc.html#L227'>HEXBYTE</a> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L148" class="LineNr">148 </span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span> +<span id="L150" class="LineNr">150 </span><span class="Delimiter">}</span> +<span id="L151" class="LineNr">151 </span> +<span id="L152" class="LineNr">152 </span><span class="Normal">void</span> <a href='010core.cc.html#L152'>load_program</a><span class="Delimiter">(</span><span class="Normal">const</span> string& text_bytes<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L153" class="LineNr">153 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">1</span><span class="Delimiter">;</span> +<span id="L154" class="LineNr">154 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> +<span id="L155" class="LineNr">155 </span> in >> std::noskipws<span class="Delimiter">;</span> +<span id="L156" class="LineNr">156 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L157" class="LineNr">157 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c1 = <a href='010core.cc.html#L175'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<span id="L158" class="LineNr">158 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c1 == <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L159" class="LineNr">159 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L160" class="LineNr">160 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"input program truncated mid-byte</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L161" class="LineNr">161 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L162" class="LineNr">162 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L163" class="LineNr">163 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c2 = <a href='010core.cc.html#L175'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<span id="L164" class="LineNr">164 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c2 == <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L165" class="LineNr">165 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"input program truncated mid-byte</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L166" class="LineNr">166 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L167" class="LineNr">167 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L168" class="LineNr">168 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">)</span> = <a href='010core.cc.html#L202'>to_byte</a><span class="Delimiter">(</span>c1<span class="Delimiter">,</span> c2<span class="Delimiter">);</span> +<span id="L169" class="LineNr">169 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L160'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << addr << <span class="Constant">" -> "</span> << <a href='010core.cc.html#L227'>HEXBYTE</a> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span><a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">))</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L170" class="LineNr">170 </span> <span class="Conceal">¦</span> addr++<span class="Delimiter">;</span> +<span id="L171" class="LineNr">171 </span> <span class="Delimiter">}</span> +<span id="L172" class="LineNr">172 </span> <a href='010core.cc.html#L66'>End_of_program</a> = addr<span class="Delimiter">;</span> +<span id="L173" class="LineNr">173 </span><span class="Delimiter">}</span> +<span id="L174" class="LineNr">174 </span> +<span id="L175" class="LineNr">175 </span><span class="Normal">char</span> <a href='010core.cc.html#L175'>next_hex_byte</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L176" class="LineNr">176 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L177" class="LineNr">177 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> +<span id="L178" class="LineNr">178 </span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> +<span id="L179" class="LineNr">179 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">' '</span> || c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L180" class="LineNr">180 </span> <span class="Conceal">¦</span> <span class="Normal">while</span> <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L181" class="LineNr">181 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L188'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L182" class="LineNr">182 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> +<span id="L183" class="LineNr">183 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L184" class="LineNr">184 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> +<span id="L185" class="LineNr">185 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L186" class="LineNr">186 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L187" class="LineNr">187 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L188" class="LineNr">188 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L189" class="LineNr">189 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> +<span id="L190" class="LineNr">190 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'0'</span> && c <= <span class="Constant">'9'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> +<span id="L191" class="LineNr">191 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'a'</span> && c <= <span class="Constant">'f'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> +<span id="L192" class="LineNr">192 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'A'</span> && c <= <span class="Constant">'F'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> tolower<span class="Delimiter">(</span>c<span class="Delimiter">);</span> +<span id="L193" class="LineNr">193 </span> <span class="Conceal">¦</span> <span class="Comment">// disallow any non-hex characters, including a '0x' prefix</span> +<span id="L194" class="LineNr">194 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>c<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L195" class="LineNr">195 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"invalid non-hex character "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>c<span class="Delimiter">)</span> << <span class="Constant">"</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L196" class="LineNr">196 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L197" class="LineNr">197 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L198" class="LineNr">198 </span> <span class="Delimiter">}</span> +<span id="L199" class="LineNr">199 </span> <span class="Identifier">return</span> <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> +<span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span> +<span id="L201" class="LineNr">201 </span> +<span id="L202" class="LineNr">202 </span><span class="Normal">uint8_t</span> <a href='010core.cc.html#L202'>to_byte</a><span class="Delimiter">(</span><span class="Normal">char</span> hex_byte1<span class="Delimiter">,</span> <span class="Normal">char</span> hex_byte2<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L203" class="LineNr">203 </span> <span class="Identifier">return</span> <a href='010core.cc.html#L205'>to_hex_num</a><span class="Delimiter">(</span>hex_byte1<span class="Delimiter">)</span>*<span class="Constant">16</span> + <a href='010core.cc.html#L205'>to_hex_num</a><span class="Delimiter">(</span>hex_byte2<span class="Delimiter">);</span> +<span id="L204" class="LineNr">204 </span><span class="Delimiter">}</span> +<span id="L205" class="LineNr">205 </span><span class="Normal">uint8_t</span> <a href='010core.cc.html#L205'>to_hex_num</a><span class="Delimiter">(</span><span class="Normal">char</span> c<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L206" class="LineNr">206 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'0'</span> && c <= <span class="Constant">'9'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c - <span class="Constant">'0'</span><span class="Delimiter">;</span> +<span id="L207" class="LineNr">207 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c >= <span class="Constant">'a'</span> && c <= <span class="Constant">'f'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c - <span class="Constant">'a'</span> + <span class="Constant">10</span><span class="Delimiter">;</span> +<span id="L208" class="LineNr">208 </span> assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span> +<span id="L209" class="LineNr">209 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L210" class="LineNr">210 </span><span class="Delimiter">}</span> +<span id="L211" class="LineNr">211 </span> +<span id="L212" class="LineNr">212 </span><span class="Normal">inline</span> <span class="Normal">uint8_t</span> <a href='010core.cc.html#L212'>next</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L213" class="LineNr">213 </span> <span class="Identifier">return</span> <a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>EIP++<span class="Delimiter">);</span> +<span id="L214" class="LineNr">214 </span><span class="Delimiter">}</span> +<span id="L215" class="LineNr">215 </span> +<span id="L216" class="LineNr">216 </span><span class="Comment">// read a 32-bit immediate in little-endian order from the instruction stream</span> +<span id="L217" class="LineNr">217 </span><span class="Normal">int32_t</span> <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L218" class="LineNr">218 </span> <span class="Normal">int32_t</span> result = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> +<span id="L219" class="LineNr">219 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L212'>next</a><span class="Delimiter">()</span><<<span class="Constant">8</span><span class="Delimiter">);</span> +<span id="L220" class="LineNr">220 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L212'>next</a><span class="Delimiter">()</span><<<span class="Constant">16</span><span class="Delimiter">);</span> +<span id="L221" class="LineNr">221 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L212'>next</a><span class="Delimiter">()</span><<<span class="Constant">24</span><span class="Delimiter">);</span> +<span id="L222" class="LineNr">222 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<span id="L223" class="LineNr">223 </span><span class="Delimiter">}</span> +<span id="L224" class="LineNr">224 </span> +<span id="L225" class="LineNr">225 </span><span class="Delimiter">:(before "End Includes")</span> +<span id="L226" class="LineNr">226 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> +<span id="L227" class="LineNr">227 </span><span class="PreProc">#define HEXBYTE std::hex << std::setw(</span><span class="Constant">2</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> +<span id="L228" class="LineNr">228 </span><span class="PreProc">#define HEXWORD std::hex << std::setw(</span><span class="Constant">8</span><span class="PreProc">) << std::setfill(</span><span class="Constant">'0'</span><span class="PreProc">)</span> +<span id="L229" class="LineNr">229 </span><span class="Comment">// ugly that iostream doesn't print uint8_t as an integer</span> +<span id="L230" class="LineNr">230 </span><span class="PreProc">#define NUM(X) </span><span class="Normal">static_cast</span><span class="PreProc"><</span><span class="Normal">int</span><span class="PreProc">>(X)</span> +<span id="L231" class="LineNr">231 </span><span class="PreProc">#include </span><span class="Constant"><stdint.h></span> </pre> </body> </html> diff --git a/html/subx/011direct_addressing.cc.html b/html/subx/011direct_addressing.cc.html index b8d9a853..ee7d3ce3 100644 --- a/html/subx/011direct_addressing.cc.html +++ b/html/subx/011direct_addressing.cc.html @@ -76,9 +76,9 @@ if ('onhashchange' in window) { <span id="L11" class="LineNr"> 11 </span> <span id="L12" class="LineNr"> 12 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L13" class="LineNr"> 13 </span><span class="Normal">case</span> <span class="Constant">0x01</span>: <span class="Delimiter">{</span> <span class="Comment">// add r32 to r/m32</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L14" class="LineNr"> 14 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L15" class="LineNr"> 15 </span> <span class="Normal">uint8_t</span> arg2 = <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="L16" class="LineNr"> 16 </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">"add <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" to effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L16" class="LineNr"> 16 </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">"add <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" to effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L17" class="LineNr"> 17 </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="L18" class="LineNr"> 18 </span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> *arg1<span class="Delimiter">,</span> Reg[arg2]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">);</span> <span id="L19" class="LineNr"> 19 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -96,12 +96,12 @@ if ('onhashchange' in window) { <span id="L31" class="LineNr"> 31 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L32" class="LineNr"> 32 </span> <span class="Normal">case</span> <span class="Constant">3</span>: <span id="L33" class="LineNr"> 33 </span> <span class="Conceal">¦</span> <span class="Comment">// mod 3 is just register direct addressing</span> -<span id="L34" class="LineNr"> 34 </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">"effective address is <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L34" class="LineNr"> 34 </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">"effective address is <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L35" class="LineNr"> 35 </span> <span class="Conceal">¦</span> result = &Reg[rm]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">;</span> <span id="L36" class="LineNr"> 36 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L37" class="LineNr"> 37 </span> <span class="Comment">// End Mod Special-cases</span> <span id="L38" class="LineNr"> 38 </span> <span class="Normal">default</span>: -<span id="L39" class="LineNr"> 39 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized mod bits: "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>mod<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L39" class="LineNr"> 39 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized mod bits: "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>mod<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span id="L40" class="LineNr"> 40 </span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span id="L41" class="LineNr"> 41 </span> <span class="Delimiter">}</span> <span id="L42" class="LineNr"> 42 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> @@ -120,9 +120,9 @@ if ('onhashchange' in window) { <span id="L55" class="LineNr"> 55 </span> <span id="L56" class="LineNr"> 56 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L57" class="LineNr"> 57 </span><span class="Normal">case</span> <span class="Constant">0x29</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract r32 from r/m32</span> -<span id="L58" class="LineNr"> 58 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L58" class="LineNr"> 58 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L59" class="LineNr"> 59 </span> <span class="Normal">uint8_t</span> arg2 = <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="L60" class="LineNr"> 60 </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">"subtract <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" from effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L60" class="LineNr"> 60 </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">"subtract <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" from effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L61" class="LineNr"> 61 </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="L62" class="LineNr"> 62 </span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>-<span class="Delimiter">,</span> *arg1<span class="Delimiter">,</span> Reg[arg2]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">);</span> <span id="L63" class="LineNr"> 63 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -141,9 +141,9 @@ if ('onhashchange' in window) { <span id="L76" class="LineNr"> 76 </span> <span id="L77" class="LineNr"> 77 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L78" class="LineNr"> 78 </span><span class="Normal">case</span> <span class="Constant">0x21</span>: <span class="Delimiter">{</span> <span class="Comment">// and r32 with r/m32</span> -<span id="L79" class="LineNr"> 79 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L79" class="LineNr"> 79 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L80" class="LineNr"> 80 </span> <span class="Normal">uint8_t</span> arg2 = <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="L81" class="LineNr"> 81 </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">"and <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L81" class="LineNr"> 81 </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">"and <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L82" class="LineNr"> 82 </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="L83" class="LineNr"> 83 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>&<span class="Delimiter">,</span> *arg1<span class="Delimiter">,</span> Reg[arg2]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">);</span> <span id="L84" class="LineNr"> 84 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -162,9 +162,9 @@ if ('onhashchange' in window) { <span id="L97" class="LineNr"> 97 </span> <span id="L98" class="LineNr"> 98 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L99" class="LineNr"> 99 </span><span class="Normal">case</span> <span class="Constant">0x09</span>: <span class="Delimiter">{</span> <span class="Comment">// or r32 with r/m32</span> -<span id="L100" class="LineNr">100 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L100" class="LineNr">100 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L101" class="LineNr">101 </span> <span class="Normal">uint8_t</span> arg2 = <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="L102" class="LineNr">102 </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">"or <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L102" class="LineNr">102 </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">"or <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L103" class="LineNr">103 </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="L104" class="LineNr">104 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>|<span class="Delimiter">,</span> *arg1<span class="Delimiter">,</span> Reg[arg2]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">);</span> <span id="L105" class="LineNr">105 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -183,9 +183,9 @@ if ('onhashchange' in window) { <span id="L118" class="LineNr">118 </span> <span id="L119" class="LineNr">119 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L120" class="LineNr">120 </span><span class="Normal">case</span> <span class="Constant">0x31</span>: <span class="Delimiter">{</span> <span class="Comment">// xor r32 with r/m32</span> -<span id="L121" class="LineNr">121 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L121" class="LineNr">121 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L122" class="LineNr">122 </span> <span class="Normal">uint8_t</span> arg2 = <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="L123" class="LineNr">123 </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">"xor <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L123" class="LineNr">123 </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">"xor <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L124" class="LineNr">124 </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="L125" class="LineNr">125 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>^<span class="Delimiter">,</span> *arg1<span class="Delimiter">,</span> Reg[arg2]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">);</span> <span id="L126" class="LineNr">126 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -203,11 +203,11 @@ if ('onhashchange' in window) { <span id="L138" class="LineNr">138 </span> <span id="L139" class="LineNr">139 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L140" class="LineNr">140 </span><span class="Normal">case</span> <span class="Constant">0xf7</span>: <span class="Delimiter">{</span> <span class="Comment">// xor r32 with r/m32</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L141" class="LineNr">141 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L142" class="LineNr">142 </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">"'not' of effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L143" class="LineNr">143 </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="L144" class="LineNr">144 </span> *arg1 = ~<span class="Delimiter">(</span>*arg1<span class="Delimiter">);</span> -<span id="L145" class="LineNr">145 </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#L226'>HEXWORD</a> << *arg1 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L145" class="LineNr">145 </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#L228'>HEXWORD</a> << *arg1 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L146" class="LineNr">146 </span> SF = <span class="Delimiter">(</span>*arg1 >> <span class="Constant">31</span><span class="Delimiter">);</span> <span id="L147" class="LineNr">147 </span> <a href='010core.cc.html#L30'>ZF</a> = <span class="Delimiter">(</span>*arg1 == <span class="Constant">0</span><span class="Delimiter">);</span> <span id="L148" class="LineNr">148 </span> <a href='010core.cc.html#L31'>OF</a> = <span class="Constant">false</span><span class="Delimiter">;</span> @@ -227,9 +227,9 @@ if ('onhashchange' in window) { <span id="L162" class="LineNr">162 </span> <span id="L163" class="LineNr">163 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L164" class="LineNr">164 </span><span class="Normal">case</span> <span class="Constant">0x39</span>: <span class="Delimiter">{</span> <span class="Comment">// set SF if r/m32 < r32</span> -<span id="L165" class="LineNr">165 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L165" class="LineNr">165 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L166" class="LineNr">166 </span> <span class="Normal">uint8_t</span> reg2 = <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="L167" class="LineNr">167 </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">"compare <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L167" class="LineNr">167 </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">"compare <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L168" class="LineNr">168 </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="L169" class="LineNr">169 </span> <span class="Normal">int32_t</span> arg2 = Reg[reg2]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">;</span> <span id="L170" class="LineNr">170 </span> <span class="Normal">int32_t</span> tmp1 = *arg1 - arg2<span class="Delimiter">;</span> @@ -271,12 +271,12 @@ if ('onhashchange' in window) { <span id="L206" class="LineNr">206 </span> <span id="L207" class="LineNr">207 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L208" class="LineNr">208 </span><span class="Normal">case</span> <span class="Constant">0x89</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r32 to r/m32</span> -<span id="L209" class="LineNr">209 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L209" class="LineNr">209 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L210" class="LineNr">210 </span> <span class="Normal">uint8_t</span> reg2 = <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="L211" class="LineNr">211 </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#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << <span class="Constant">" to effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L211" class="LineNr">211 </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#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>reg2<span class="Delimiter">)</span> << <span class="Constant">" to effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L212" class="LineNr">212 </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="L213" class="LineNr">213 </span> *arg1 = Reg[reg2]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">;</span> -<span id="L214" class="LineNr">214 </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#L226'>HEXWORD</a> << *arg1 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L214" class="LineNr">214 </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#L228'>HEXWORD</a> << *arg1 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L215" class="LineNr">215 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span> </pre> diff --git a/html/subx/012indirect_addressing.cc.html b/html/subx/012indirect_addressing.cc.html index b43a2098..8bf288af 100644 --- a/html/subx/012indirect_addressing.cc.html +++ b/html/subx/012indirect_addressing.cc.html @@ -15,19 +15,20 @@ body { font-size: 12pt; font-family: monospace; color: #aaaaaa; background-color a { color:#eeeeee; text-decoration: none; } a:hover { text-decoration: underline; } * { font-size: 12pt; font-size: 1em; } -.Constant { color: #00a0a0; } -.Special { color: #c00000; } -.Conceal { color: #4e4e4e; } .SalientComment { color: #00ffff; } +.LineNr { color: #444444; } +.Error { color: #ffffff; background-color: #ff6060; padding-bottom: 1px; } +.traceAbsent { color: #c00000; } +.Delimiter { color: #800080; } +.Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } +.traceContains { color: #008000; } +.Conceal { color: #4e4e4e; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } -.Delimiter { color: #800080; } -.LineNr { color: #444444; } +.Constant { color: #00a0a0; } +.Special { color: #c00000; } .Identifier { color: #c0a020; } -.Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .PreProc { color: #800080; } -.Error { color: #ffffff; background-color: #ff6060; padding-bottom: 1px; } -.traceContains { color: #008000; } --> </style> @@ -79,7 +80,7 @@ if ('onhashchange' in window) { <span id="L15" class="LineNr"> 15 </span> <span class="Comment">// mod 0 is usually indirect addressing</span> <span id="L16" class="LineNr"> 16 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>rm<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L17" class="LineNr"> 17 </span> <span class="Normal">default</span>: -<span id="L18" class="LineNr"> 18 </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">"effective address is mem at address 0x"</span> << std::hex << Reg[rm]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a> << <span class="Constant">" (reg "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <span class="Constant">")"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L18" class="LineNr"> 18 </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">"effective address is mem at address 0x"</span> << std::hex << Reg[rm]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a> << <span class="Constant">" (reg "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>rm<span class="Delimiter">)</span> << <span class="Constant">")"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L19" class="LineNr"> 19 </span> <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>Reg[rm]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a> + <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Normal">int32_t</span><span class="Delimiter">)</span> <= <a href='010core.cc.html#L65'>Mem</a><span class="Delimiter">.</span>size<span class="Delimiter">());</span> <span id="L20" class="LineNr"> 20 </span> <span class="Conceal">¦</span> result = <span class="Normal">reinterpret_cast</span><<span class="Normal">int32_t</span>*><span class="Delimiter">(</span>&Mem<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Reg[rm]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">));</span> <span class="Comment">// rely on the host itself being in little-endian order</span> <span id="L21" class="LineNr"> 21 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -101,9 +102,9 @@ if ('onhashchange' in window) { <span id="L37" class="LineNr"> 37 </span> <span id="L38" class="LineNr"> 38 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L39" class="LineNr"> 39 </span><span class="Normal">case</span> <span class="Constant">0x03</span>: <span class="Delimiter">{</span> <span class="Comment">// add r/m32 to r32</span> -<span id="L40" class="LineNr"> 40 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L40" class="LineNr"> 40 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L41" class="LineNr"> 41 </span> <span class="Normal">uint8_t</span> arg1 = <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="L42" class="LineNr"> 42 </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">"add effective address to <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L42" class="LineNr"> 42 </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">"add effective address to <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L43" class="LineNr"> 43 </span> <span class="Normal">const</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="L44" class="LineNr"> 44 </span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> Reg[arg1]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> *arg2<span class="Delimiter">);</span> <span id="L45" class="LineNr"> 45 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -135,9 +136,9 @@ if ('onhashchange' in window) { <span id="L71" class="LineNr"> 71 </span> <span id="L72" class="LineNr"> 72 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L73" class="LineNr"> 73 </span><span class="Normal">case</span> <span class="Constant">0x2b</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract r/m32 from r32</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L74" class="LineNr"> 74 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L75" class="LineNr"> 75 </span> <span class="Normal">uint8_t</span> arg1 = <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="L76" class="LineNr"> 76 </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">"subtract effective address from <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L76" class="LineNr"> 76 </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">"subtract effective address from <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L77" class="LineNr"> 77 </span> <span class="Normal">const</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="L78" class="LineNr"> 78 </span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>-<span class="Delimiter">,</span> Reg[arg1]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> *arg2<span class="Delimiter">);</span> <span id="L79" class="LineNr"> 79 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -169,9 +170,9 @@ if ('onhashchange' in window) { <span id="L105" class="LineNr">105 </span> <span id="L106" class="LineNr">106 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L107" class="LineNr">107 </span><span class="Normal">case</span> <span class="Constant">0x23</span>: <span class="Delimiter">{</span> <span class="Comment">// and r/m32 with r32</span> -<span id="L108" class="LineNr">108 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L108" class="LineNr">108 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L109" class="LineNr">109 </span> <span class="Normal">uint8_t</span> arg1 = <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="L110" class="LineNr">110 </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">"and effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L110" class="LineNr">110 </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">"and effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L111" class="LineNr">111 </span> <span class="Normal">const</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="L112" class="LineNr">112 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>&<span class="Delimiter">,</span> Reg[arg1]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">,</span> *arg2<span class="Delimiter">);</span> <span id="L113" class="LineNr">113 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -203,9 +204,9 @@ if ('onhashchange' in window) { <span id="L139" class="LineNr">139 </span> <span id="L140" class="LineNr">140 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L141" class="LineNr">141 </span><span class="Normal">case</span> <span class="Constant">0x0b</span>: <span class="Delimiter">{</span> <span class="Comment">// or r/m32 with r32</span> -<span id="L142" class="LineNr">142 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L142" class="LineNr">142 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L143" class="LineNr">143 </span> <span class="Normal">uint8_t</span> arg1 = <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="L144" class="LineNr">144 </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">"or effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L144" class="LineNr">144 </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">"or effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L145" class="LineNr">145 </span> <span class="Normal">const</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="L146" class="LineNr">146 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>|<span class="Delimiter">,</span> Reg[arg1]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">,</span> *arg2<span class="Delimiter">);</span> <span id="L147" class="LineNr">147 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -237,9 +238,9 @@ if ('onhashchange' in window) { <span id="L173" class="LineNr">173 </span> <span id="L174" class="LineNr">174 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L175" class="LineNr">175 </span><span class="Normal">case</span> <span class="Constant">0x33</span>: <span class="Delimiter">{</span> <span class="Comment">// xor r/m32 with r32</span> -<span id="L176" class="LineNr">176 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L176" class="LineNr">176 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L177" class="LineNr">177 </span> <span class="Normal">uint8_t</span> arg1 = <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="L178" class="LineNr">178 </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">"xor effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L178" class="LineNr">178 </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">"xor effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>arg1<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L179" class="LineNr">179 </span> <span class="Normal">const</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="L180" class="LineNr">180 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>|<span class="Delimiter">,</span> Reg[arg1]<span class="Delimiter">.</span><a href='010core.cc.html#L17'>u</a><span class="Delimiter">,</span> *arg2<span class="Delimiter">);</span> <span id="L181" class="LineNr">181 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -303,9 +304,9 @@ if ('onhashchange' in window) { <span id="L239" class="LineNr">239 </span> <span id="L240" class="LineNr">240 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L241" class="LineNr">241 </span><span class="Normal">case</span> <span class="Constant">0x3b</span>: <span class="Delimiter">{</span> <span class="Comment">// set SF if r32 < r/m32</span> -<span id="L242" class="LineNr">242 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L242" class="LineNr">242 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L243" class="LineNr">243 </span> <span class="Normal">uint8_t</span> reg1 = <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="L244" class="LineNr">244 </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">"compare effective address with <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="L244" class="LineNr">244 </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">"compare effective address with <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>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="L245" class="LineNr">245 </span> <span class="Normal">int32_t</span> arg1 = Reg[reg1]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">;</span> <span id="L246" class="LineNr">246 </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="L247" class="LineNr">247 </span> <span class="Normal">int32_t</span> tmp1 = arg1 - *arg2<span class="Delimiter">;</span> @@ -361,14 +362,46 @@ if ('onhashchange' in window) { <span id="L297" class="LineNr">297 </span> <span id="L298" class="LineNr">298 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L299" class="LineNr">299 </span><span class="Normal">case</span> <span class="Constant">0x8b</span>: <span class="Delimiter">{</span> <span class="Comment">// copy r32 to r/m32</span> -<span id="L300" class="LineNr">300 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> +<span id="L300" class="LineNr">300 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> <span id="L301" class="LineNr">301 </span> <span class="Normal">uint8_t</span> reg1 = <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="L302" class="LineNr">302 </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 effective address 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="L302" class="LineNr">302 </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 effective address to <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>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="L303" class="LineNr">303 </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="L304" class="LineNr">304 </span> Reg[reg1]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a> = *arg2<span class="Delimiter">;</span> -<span id="L305" class="LineNr">305 </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#L226'>HEXWORD</a> << *arg2 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L305" class="LineNr">305 </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#L228'>HEXWORD</a> << *arg2 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L306" class="LineNr">306 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L307" class="LineNr">307 </span><span class="Delimiter">}</span> +<span id="L308" class="LineNr">308 </span> +<span id="L309" class="LineNr">309 </span><span class="SalientComment">//:: jump</span> +<span id="L310" class="LineNr">310 </span> +<span id="L311" class="LineNr">311 </span><span class="Delimiter">:(scenario jump_mem_at_r32)</span> +<span id="L312" class="LineNr">312 </span><span class="Special">% Reg[0].i = 0x60;</span> +<span id="L313" class="LineNr">313 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 8);</span> +<span id="L314" class="LineNr">314 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L315" class="LineNr">315 </span> ff <span class="Constant">20</span> <span class="Comment"># jump to *EAX (reg 0)</span> +<span id="L316" class="LineNr">316 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span> +<span id="L317" class="LineNr">317 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span> +<span id="L318" class="LineNr">318 </span><span class="traceContains">+run: inst: 0x00000001</span> +<span id="L319" class="LineNr">319 </span><span class="traceContains">+run: jump to effective address</span> +<span id="L320" class="LineNr">320 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 0)</span> +<span id="L321" class="LineNr">321 </span><span class="traceContains">+run: jumping to 0x00000008</span> +<span id="L322" class="LineNr">322 </span><span class="traceContains">+run: inst: 0x00000008</span> +<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 "End Single-Byte Opcodes")</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="L327" class="LineNr">327 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>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>><span class="Constant">3</span><span class="Delimiter">)</span>&<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="Normal">case</span> <span class="Constant">4</span>: +<span id="L331" class="LineNr">331 </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">"jump to effective address"</span> << <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="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> <a href='010core.cc.html#L21'>EIP</a> = *arg2<span class="Delimiter">;</span> +<span id="L334" class="LineNr">334 </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">"jumping to 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << <a href='010core.cc.html#L21'>EIP</a> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L335" class="LineNr">335 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L336" class="LineNr">336 </span> <span class="Comment">// End Op ff Subops</span> +<span id="L337" class="LineNr">337 </span> <span class="Delimiter">}</span> +<span id="L338" class="LineNr">338 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L339" class="LineNr">339 </span><span class="Delimiter">}</span> </pre> </body> </html> diff --git a/html/subx/013immediate_addressing.cc.html b/html/subx/013immediate_addressing.cc.html index f7bb47f4..8b5be4ba 100644 --- a/html/subx/013immediate_addressing.cc.html +++ b/html/subx/013immediate_addressing.cc.html @@ -15,19 +15,20 @@ body { font-size: 12pt; font-family: monospace; color: #aaaaaa; background-color a { color:#eeeeee; text-decoration: none; } a:hover { text-decoration: underline; } * { font-size: 12pt; font-size: 1em; } -.Constant { color: #00a0a0; } -.Special { color: #c00000; } -.Conceal { color: #4e4e4e; } .SalientComment { color: #00ffff; } +.LineNr { color: #444444; } +.traceContains { color: #008000; } +.traceAbsent { color: #c00000; } +.Delimiter { color: #800080; } +.Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } +.cSpecial { color: #008000; } +.Conceal { color: #4e4e4e; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } -.Delimiter { color: #800080; } -.LineNr { color: #444444; } +.Constant { color: #00a0a0; } +.Special { color: #c00000; } .Identifier { color: #c0a020; } -.Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .PreProc { color: #800080; } -.cSpecial { color: #008000; } -.traceContains { color: #008000; } --> </style> @@ -68,16 +69,16 @@ if ('onhashchange' in window) { <span id="L4" class="LineNr"> 4 </span><span class="Special">% Reg[3].i = 1;</span> <span id="L5" class="LineNr"> 5 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L6" class="LineNr"> 6 </span> <span class="Constant">81</span> c3 0a 0b 0c 0d <span class="Comment"># add 0x0d0c0b0a to EBX (reg 3)</span> -<span id="L7" class="LineNr"> 7 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L7" class="LineNr"> 7 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L8" class="LineNr"> 8 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L9" class="LineNr"> 9 </span><span class="traceContains">+run: subop add</span> <span id="L10" class="LineNr"> 10 </span><span class="traceContains">+run: storing 0x0d0c0b0b</span> <span id="L11" class="LineNr"> 11 </span> <span id="L12" class="LineNr"> 12 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L13" class="LineNr"> 13 </span><span class="Normal">case</span> <span class="Constant">0x81</span>: <span class="Delimiter">{</span> <span class="Comment">// combine imm32 with r/m32</span> -<span id="L14" class="LineNr"> 14 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L210'>next</a><span class="Delimiter">();</span> -<span id="L15" class="LineNr"> 15 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L16" class="LineNr"> 16 </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">"combine <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L14" class="LineNr"> 14 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> +<span id="L15" class="LineNr"> 15 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L16" class="LineNr"> 16 </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">"combine <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" with effective address"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L17" class="LineNr"> 17 </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="L18" class="LineNr"> 18 </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 class="Comment">// middle 3 'reg opcode' bits</span> <span id="L19" class="LineNr"> 19 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>subop<span class="Delimiter">)</span> <span class="Delimiter">{</span> @@ -87,7 +88,7 @@ if ('onhashchange' in window) { <span id="L23" class="LineNr"> 23 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L24" class="LineNr"> 24 </span> <span class="Comment">// End Op 81 Subops</span> <span id="L25" class="LineNr"> 25 </span> <span class="Normal">default</span>: -<span id="L26" class="LineNr"> 26 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized sub-opcode after 81: "</span> << <a href='010core.cc.html#L228'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L26" class="LineNr"> 26 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized sub-opcode after 81: "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>subop<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span id="L27" class="LineNr"> 27 </span> <span class="Conceal">¦</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span id="L28" class="LineNr"> 28 </span> <span class="Delimiter">}</span> <span id="L29" class="LineNr"> 29 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> @@ -100,7 +101,7 @@ if ('onhashchange' in window) { <span id="L36" class="LineNr"> 36 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 1);</span> <span id="L37" class="LineNr"> 37 </span><span class="Comment"># op ModR/M SIB displacement immediate</span> <span id="L38" class="LineNr"> 38 </span> <span class="Constant">81</span> <span class="PreProc">0</span><span class="Constant">3</span> 0a 0b 0c 0d <span class="Comment"># add 0x0d0c0b0a to *EBX (reg 3)</span> -<span id="L39" class="LineNr"> 39 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L39" class="LineNr"> 39 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L40" class="LineNr"> 40 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L41" class="LineNr"> 41 </span><span class="traceContains">+run: subop add</span> <span id="L42" class="LineNr"> 42 </span><span class="traceContains">+run: storing 0x0d0c0b0b</span> @@ -111,13 +112,13 @@ if ('onhashchange' in window) { <span id="L47" class="LineNr"> 47 </span><span class="Special">% Reg[EAX].i = 0x0d0c0baa;</span> <span id="L48" class="LineNr"> 48 </span><span class="Comment"># op ModR/M SIB displacement immediate</span> <span id="L49" class="LineNr"> 49 </span> 2d 0a 0b 0c 0d <span class="Comment"># subtract 0x0d0c0b0a from EAX (reg 0)</span> -<span id="L50" class="LineNr"> 50 </span><span class="traceContains">+run: subtract <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a from <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> +<span id="L50" class="LineNr"> 50 </span><span class="traceContains">+run: subtract <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a from <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> <span id="L51" class="LineNr"> 51 </span><span class="traceContains">+run: storing 0x000000a0</span> <span id="L52" class="LineNr"> 52 </span> <span id="L53" class="LineNr"> 53 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L54" class="LineNr"> 54 </span><span class="Normal">case</span> <span class="Constant">0x2d</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract imm32 from EAX</span> -<span id="L55" class="LineNr"> 55 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L56" class="LineNr"> 56 </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">"subtract <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" from <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L55" class="LineNr"> 55 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L56" class="LineNr"> 56 </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">"subtract <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" from <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L57" class="LineNr"> 57 </span> <a href='010core.cc.html#L41'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>-<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> <span id="L58" class="LineNr"> 58 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L59" class="LineNr"> 59 </span><span class="Delimiter">}</span> @@ -129,7 +130,7 @@ if ('onhashchange' in window) { <span id="L65" class="LineNr"> 65 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 10);</span> <span id="L66" class="LineNr"> 66 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L67" class="LineNr"> 67 </span> <span class="Constant">81</span> 2b <span class="PreProc">0</span><span class="Constant">1</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="Comment"># subtract 1 from *EBX (reg 3)</span> -<span id="L68" class="LineNr"> 68 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x00000001 with effective address</span> +<span id="L68" class="LineNr"> 68 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x00000001 with effective address</span> <span id="L69" class="LineNr"> 69 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L70" class="LineNr"> 70 </span><span class="traceContains">+run: subop subtract</span> <span id="L71" class="LineNr"> 71 </span><span class="traceContains">+run: storing 0x00000009</span> @@ -140,7 +141,7 @@ if ('onhashchange' in window) { <span id="L76" class="LineNr"> 76 </span><span class="Special">% Reg[3].i = 10;</span> <span id="L77" class="LineNr"> 77 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L78" class="LineNr"> 78 </span> <span class="Constant">81</span> eb <span class="PreProc">0</span><span class="Constant">1</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="Comment"># subtract 1 from EBX (reg 3)</span> -<span id="L79" class="LineNr"> 79 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x00000001 with effective address</span> +<span id="L79" class="LineNr"> 79 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x00000001 with effective address</span> <span id="L80" class="LineNr"> 80 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L81" class="LineNr"> 81 </span><span class="traceContains">+run: subop subtract</span> <span id="L82" class="LineNr"> 82 </span><span class="traceContains">+run: storing 0x00000009</span> @@ -158,13 +159,13 @@ if ('onhashchange' in window) { <span id="L94" class="LineNr"> 94 </span><span class="Special">% Reg[EAX].i = 0xff;</span> <span id="L95" class="LineNr"> 95 </span><span class="Comment"># op ModR/M SIB displacement immediate</span> <span id="L96" class="LineNr"> 96 </span> <span class="Constant">25</span> 0a 0b 0c 0d <span class="Comment"># and 0x0d0c0b0a with EAX (reg 0)</span> -<span id="L97" class="LineNr"> 97 </span><span class="traceContains">+run: and <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> +<span id="L97" class="LineNr"> 97 </span><span class="traceContains">+run: and <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> <span id="L98" class="LineNr"> 98 </span><span class="traceContains">+run: storing 0x0000000a</span> <span id="L99" class="LineNr"> 99 </span> <span id="L100" class="LineNr">100 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L101" class="LineNr">101 </span><span class="Normal">case</span> <span class="Constant">0x25</span>: <span class="Delimiter">{</span> <span class="Comment">// and imm32 with EAX</span> -<span id="L102" class="LineNr">102 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L103" class="LineNr">103 </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">"and <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L102" class="LineNr">102 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L103" class="LineNr">103 </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">"and <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L104" class="LineNr">104 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>&<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> <span id="L105" class="LineNr">105 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span> @@ -176,7 +177,7 @@ if ('onhashchange' in window) { <span id="L112" class="LineNr">112 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0x000000ff);</span> <span id="L113" class="LineNr">113 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L114" class="LineNr">114 </span> <span class="Constant">81</span> <span class="Constant">23</span> 0a 0b 0c 0d <span class="Comment"># and 0x0d0c0b0a with *EBX (reg 3)</span> -<span id="L115" class="LineNr">115 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L115" class="LineNr">115 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L116" class="LineNr">116 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L117" class="LineNr">117 </span><span class="traceContains">+run: subop and</span> <span id="L118" class="LineNr">118 </span><span class="traceContains">+run: storing 0x0000000a</span> @@ -187,7 +188,7 @@ if ('onhashchange' in window) { <span id="L123" class="LineNr">123 </span><span class="Special">% Reg[3].i = 0xff;</span> <span id="L124" class="LineNr">124 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L125" class="LineNr">125 </span> <span class="Constant">81</span> e3 0a 0b 0c 0d <span class="Comment"># and 0x0d0c0b0a with EBX (reg 3)</span> -<span id="L126" class="LineNr">126 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L126" class="LineNr">126 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L127" class="LineNr">127 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L128" class="LineNr">128 </span><span class="traceContains">+run: subop and</span> <span id="L129" class="LineNr">129 </span><span class="traceContains">+run: storing 0x0000000a</span> @@ -205,13 +206,13 @@ if ('onhashchange' in window) { <span id="L141" class="LineNr">141 </span><span class="Special">% Reg[EAX].i = 0xd0c0b0a0;</span> <span id="L142" class="LineNr">142 </span><span class="Comment"># op ModR/M SIB displacement immediate</span> <span id="L143" class="LineNr">143 </span> 0d 0a 0b 0c 0d <span class="Comment"># or 0x0d0c0b0a with EAX (reg 0)</span> -<span id="L144" class="LineNr">144 </span><span class="traceContains">+run: or <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> +<span id="L144" class="LineNr">144 </span><span class="traceContains">+run: or <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> <span id="L145" class="LineNr">145 </span><span class="traceContains">+run: storing 0xddccbbaa</span> <span id="L146" class="LineNr">146 </span> <span id="L147" class="LineNr">147 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L148" class="LineNr">148 </span><span class="Normal">case</span> <span class="Constant">0x0d</span>: <span class="Delimiter">{</span> <span class="Comment">// or imm32 with EAX</span> -<span id="L149" class="LineNr">149 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L150" class="LineNr">150 </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">"or <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L149" class="LineNr">149 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L150" class="LineNr">150 </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">"or <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L151" class="LineNr">151 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>|<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> <span id="L152" class="LineNr">152 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L153" class="LineNr">153 </span><span class="Delimiter">}</span> @@ -223,7 +224,7 @@ if ('onhashchange' in window) { <span id="L159" class="LineNr">159 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0xd0c0b0a0);</span> <span id="L160" class="LineNr">160 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L161" class="LineNr">161 </span> <span class="Constant">81</span> 0b 0a 0b 0c 0d <span class="Comment"># or 0x0d0c0b0a with *EBX (reg 3)</span> -<span id="L162" class="LineNr">162 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L162" class="LineNr">162 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L163" class="LineNr">163 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L164" class="LineNr">164 </span><span class="traceContains">+run: subop or</span> <span id="L165" class="LineNr">165 </span><span class="traceContains">+run: storing 0xddccbbaa</span> @@ -234,7 +235,7 @@ if ('onhashchange' in window) { <span id="L170" class="LineNr">170 </span><span class="Special">% Reg[3].i = 0xd0c0b0a0;</span> <span id="L171" class="LineNr">171 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L172" class="LineNr">172 </span> <span class="Constant">81</span> cb 0a 0b 0c 0d <span class="Comment"># or 0x0d0c0b0a with EBX (reg 3)</span> -<span id="L173" class="LineNr">173 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L173" class="LineNr">173 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L174" class="LineNr">174 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L175" class="LineNr">175 </span><span class="traceContains">+run: subop or</span> <span id="L176" class="LineNr">176 </span><span class="traceContains">+run: storing 0xddccbbaa</span> @@ -252,13 +253,13 @@ if ('onhashchange' in window) { <span id="L188" class="LineNr">188 </span><span class="Special">% Reg[EAX].i = 0xddccb0a0;</span> <span id="L189" class="LineNr">189 </span><span class="Comment"># op ModR/M SIB displacement immediate</span> <span id="L190" class="LineNr">190 </span> <span class="Constant">35</span> 0a 0b 0c 0d <span class="Comment"># xor 0x0d0c0b0a with EAX (reg 0)</span> -<span id="L191" class="LineNr">191 </span><span class="traceContains">+run: xor <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> +<span id="L191" class="LineNr">191 </span><span class="traceContains">+run: xor <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a></span> <span id="L192" class="LineNr">192 </span><span class="traceContains">+run: storing 0xd0c0bbaa</span> <span id="L193" class="LineNr">193 </span> <span id="L194" class="LineNr">194 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L195" class="LineNr">195 </span><span class="Normal">case</span> <span class="Constant">0x35</span>: <span class="Delimiter">{</span> <span class="Comment">// xor imm32 with EAX</span> -<span id="L196" class="LineNr">196 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L197" class="LineNr">197 </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">"xor <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L196" class="LineNr">196 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L197" class="LineNr">197 </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">"xor <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" with <a href='010core.cc.html#L15'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L198" class="LineNr">198 </span> <a href='010core.cc.html#L53'>BINARY_BITWISE_OP</a><span class="Delimiter">(</span>^<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> <span id="L199" class="LineNr">199 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span> @@ -270,7 +271,7 @@ if ('onhashchange' in window) { <span id="L206" class="LineNr">206 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0xd0c0b0a0);</span> <span id="L207" class="LineNr">207 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L208" class="LineNr">208 </span> <span class="Constant">81</span> <span class="Constant">33</span> 0a 0b 0c 0d <span class="Comment"># xor 0x0d0c0b0a with *EBX (reg 3)</span> -<span id="L209" class="LineNr">209 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L209" class="LineNr">209 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L210" class="LineNr">210 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L211" class="LineNr">211 </span><span class="traceContains">+run: subop xor</span> <span id="L212" class="LineNr">212 </span><span class="traceContains">+run: storing 0xddccbbaa</span> @@ -281,7 +282,7 @@ if ('onhashchange' in window) { <span id="L217" class="LineNr">217 </span><span class="Special">% Reg[3].i = 0xd0c0b0a0;</span> <span id="L218" class="LineNr">218 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L219" class="LineNr">219 </span> <span class="Constant">81</span> f3 0a 0b 0c 0d <span class="Comment"># xor 0x0d0c0b0a with EBX (reg 3)</span> -<span id="L220" class="LineNr">220 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L220" class="LineNr">220 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L221" class="LineNr">221 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L222" class="LineNr">222 </span><span class="traceContains">+run: subop xor</span> <span id="L223" class="LineNr">223 </span><span class="traceContains">+run: storing 0xddccbbaa</span> @@ -299,14 +300,14 @@ if ('onhashchange' in window) { <span id="L235" class="LineNr">235 </span><span class="Special">% Reg[0].i = 0x0d0c0b0a;</span> <span id="L236" class="LineNr">236 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L237" class="LineNr">237 </span> 3d <span class="PreProc">0</span><span class="Constant">7</span> 0b 0c 0d <span class="Comment"># compare 0x0d0c0b07 with EAX (reg 0)</span> -<span id="L238" class="LineNr">238 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b07</span> +<span id="L238" class="LineNr">238 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b07</span> <span id="L239" class="LineNr">239 </span><span class="traceContains">+run: SF=0; ZF=0; OF=0</span> <span id="L240" class="LineNr">240 </span> <span id="L241" class="LineNr">241 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> <span id="L242" class="LineNr">242 </span><span class="Normal">case</span> <span class="Constant">0x3d</span>: <span class="Delimiter">{</span> <span class="Comment">// subtract imm32 from EAX</span> <span id="L243" class="LineNr">243 </span> <span class="Normal">int32_t</span> arg1 = Reg[EAX]<span class="Delimiter">.</span><a href='010core.cc.html#L16'>i</a><span class="Delimiter">;</span> -<span id="L244" class="LineNr">244 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L215'>imm32</a><span class="Delimiter">();</span> -<span id="L245" class="LineNr">245 </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">"compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L215'>imm32</a> 0x"</span> << <a href='010core.cc.html#L226'>HEXWORD</a> << arg2 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L244" class="LineNr">244 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L217'>imm32</a><span class="Delimiter">();</span> +<span id="L245" class="LineNr">245 </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">"compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L246" class="LineNr">246 </span> <span class="Normal">int32_t</span> tmp1 = arg1 - arg2<span class="Delimiter">;</span> <span id="L247" class="LineNr">247 </span> SF = <span class="Delimiter">(</span>tmp1 < <span class="Constant">0</span><span class="Delimiter">);</span> <span id="L248" class="LineNr">248 </span> <a href='010core.cc.html#L30'>ZF</a> = <span class="Delimiter">(</span>tmp1 == <span class="Constant">0</span><span class="Delimiter">);</span> @@ -320,14 +321,14 @@ if ('onhashchange' in window) { <span id="L256" class="LineNr">256 </span><span class="Special">% Reg[0].i = 0x0d0c0b07;</span> <span id="L257" class="LineNr">257 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L258" class="LineNr">258 </span> 3d 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with EAX (reg 0)</span> -<span id="L259" class="LineNr">259 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a</span> +<span id="L259" class="LineNr">259 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a</span> <span id="L260" class="LineNr">260 </span><span class="traceContains">+run: SF=1; ZF=0; OF=0</span> <span id="L261" class="LineNr">261 </span> <span id="L262" class="LineNr">262 </span><span class="Delimiter">:(scenario compare_imm32_with_eax_equal)</span> <span id="L263" class="LineNr">263 </span><span class="Special">% Reg[0].i = 0x0d0c0b0a;</span> <span id="L264" class="LineNr">264 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L265" class="LineNr">265 </span> 3d 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with EAX (reg 0)</span> -<span id="L266" class="LineNr">266 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a</span> +<span id="L266" class="LineNr">266 </span><span class="traceContains">+run: compare <a href='010core.cc.html#L15'>reg</a> <a href='010core.cc.html#L5'>EAX</a> and <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a</span> <span id="L267" class="LineNr">267 </span><span class="traceContains">+run: SF=0; ZF=1; OF=0</span> <span id="L268" class="LineNr">268 </span> <span id="L269" class="LineNr">269 </span><span class="Comment">//:</span> @@ -336,7 +337,7 @@ if ('onhashchange' in window) { <span id="L272" class="LineNr">272 </span><span class="Special">% Reg[3].i = 0x0d0c0b0a;</span> <span id="L273" class="LineNr">273 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L274" class="LineNr">274 </span> <span class="Constant">81</span> fb <span class="PreProc">0</span><span class="Constant">7</span> 0b 0c 0d <span class="Comment"># compare 0x0d0c0b07 with EBX (reg 3)</span> -<span id="L275" class="LineNr">275 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b07 with effective address</span> +<span id="L275" class="LineNr">275 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b07 with effective address</span> <span id="L276" class="LineNr">276 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L277" class="LineNr">277 </span><span class="traceContains">+run: SF=0; ZF=0; OF=0</span> <span id="L278" class="LineNr">278 </span> @@ -356,7 +357,7 @@ if ('onhashchange' in window) { <span id="L292" class="LineNr">292 </span><span class="Special">% Reg[3].i = 0x0d0c0b07;</span> <span id="L293" class="LineNr">293 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L294" class="LineNr">294 </span> <span class="Constant">81</span> fb 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with EBX (reg 3)</span> -<span id="L295" class="LineNr">295 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L295" class="LineNr">295 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L296" class="LineNr">296 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L297" class="LineNr">297 </span><span class="traceContains">+run: SF=1; ZF=0; OF=0</span> <span id="L298" class="LineNr">298 </span> @@ -364,7 +365,7 @@ if ('onhashchange' in window) { <span id="L300" class="LineNr">300 </span><span class="Special">% Reg[3].i = 0x0d0c0b0a;</span> <span id="L301" class="LineNr">301 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L302" class="LineNr">302 </span> <span class="Constant">81</span> fb 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with EBX (reg 3)</span> -<span id="L303" class="LineNr">303 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L303" class="LineNr">303 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L304" class="LineNr">304 </span><span class="traceContains">+run: effective address is <a href='010core.cc.html#L15'>reg</a> 3</span> <span id="L305" class="LineNr">305 </span><span class="traceContains">+run: SF=0; ZF=1; OF=0</span> <span id="L306" class="LineNr">306 </span> @@ -373,7 +374,7 @@ if ('onhashchange' in window) { <span id="L309" class="LineNr">309 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0x0d0c0b0a);</span> <span id="L310" class="LineNr">310 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L311" class="LineNr">311 </span> <span class="Constant">81</span> 3b <span class="PreProc">0</span><span class="Constant">7</span> 0b 0c 0d <span class="Comment"># compare 0x0d0c0b07 with *EBX (reg 3)</span> -<span id="L312" class="LineNr">312 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b07 with effective address</span> +<span id="L312" class="LineNr">312 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b07 with effective address</span> <span id="L313" class="LineNr">313 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L314" class="LineNr">314 </span><span class="traceContains">+run: SF=0; ZF=0; OF=0</span> <span id="L315" class="LineNr">315 </span> @@ -382,7 +383,7 @@ if ('onhashchange' in window) { <span id="L318" class="LineNr">318 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0x0d0c0b07);</span> <span id="L319" class="LineNr">319 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L320" class="LineNr">320 </span> <span class="Constant">81</span> 3b 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with *EBX (reg 3)</span> -<span id="L321" class="LineNr">321 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L215'>imm32</a> 0x0d0c0b0a with effective address</span> +<span id="L321" class="LineNr">321 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>imm32</a> 0x0d0c0b0a with effective address</span> <span id="L322" class="LineNr">322 </span><span class="traceContains">+run: effective address is mem at address 0x60 (reg 3)</span> <span id="L323" class="LineNr">323 </span><span class="traceContains">+run: SF=1; ZF=0; OF=0</span> <span id="L324" class="LineNr">324 </span> @@ -392,7 +393,7 @@ if ('onhashchange' in window) { <span id="L328" class="LineNr">328 </span><span class="Special">% SET_WORD_IN_MEM(0x60, 0x0d0c0b0a);</span> <span id="L329" class="LineNr">329 </span><span class="Comment"># op ModRM SIB displacement immediate</span> <span id="L330" class="LineNr">330 </span> <span class="Constant">81</span> 3b 0a 0b 0c 0d <span class="Comment"># compare 0x0d0c0b0a with *EBX (reg 3)</span> -<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="L331" class="LineNr">331 </span><span class="traceContains">+run: combine <a href='010core.cc.html#L217'>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> @@ -401,14 +402,14 @@ if ('onhashchange' in window) { <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="L340" class="LineNr">340 </span><span class="traceContains">+run: copy <a href='010core.cc.html#L217'>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="L344" class="LineNr">344 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>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#L217'>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="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#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>HEXWORD</a> << arg2 << <span class="Constant">" to <a href='010core.cc.html#L15'>reg</a> "</span> << <a href='010core.cc.html#L230'>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> @@ -418,18 +419,64 @@ if ('onhashchange' in window) { <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="L357" class="LineNr">357 </span><span class="traceContains">+run: copy <a href='010core.cc.html#L217'>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="L362" class="LineNr">362 </span> <span class="Normal">uint8_t</span> modrm = <a href='010core.cc.html#L212'>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#L217'>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#L217'>imm32</a> 0x"</span> << <a href='010core.cc.html#L228'>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> +<span id="L369" class="LineNr">369 </span> +<span id="L370" class="LineNr">370 </span><span class="SalientComment">//:: jump</span> +<span id="L371" class="LineNr">371 </span> +<span id="L372" class="LineNr">372 </span><span class="Delimiter">:(scenario jump_rel8)</span> +<span id="L373" class="LineNr">373 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L374" class="LineNr">374 </span> eb <span class="PreProc">0</span><span class="Constant">5</span> <span class="Comment"># skip 1 instruction</span> +<span id="L375" class="LineNr">375 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span> +<span id="L376" class="LineNr">376 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span> +<span id="L377" class="LineNr">377 </span><span class="traceContains">+run: inst: 0x00000001</span> +<span id="L378" class="LineNr">378 </span><span class="traceContains">+run: jump 5</span> +<span id="L379" class="LineNr">379 </span><span class="traceContains">+run: inst: 0x00000008</span> +<span id="L380" class="LineNr">380 </span><span class="traceAbsent">-run: inst: 0x00000003</span> +<span id="L381" class="LineNr">381 </span> +<span id="L382" class="LineNr">382 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L383" class="LineNr">383 </span><span class="Normal">case</span> <span class="Constant">0xeb</span>: <span class="Delimiter">{</span> <span class="Comment">// jump rel8</span> +<span id="L384" class="LineNr">384 </span> <span class="Normal">int8_t</span> offset = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span><a href='010core.cc.html#L212'>next</a><span class="Delimiter">());</span> +<span id="L385" class="LineNr">385 </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">"jump "</span> << <a href='010core.cc.html#L230'>NUM</a><span class="Delimiter">(</span>offset<span class="Delimiter">)</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L386" class="LineNr">386 </span> <a href='010core.cc.html#L21'>EIP</a> += offset<span class="Delimiter">;</span> +<span id="L387" class="LineNr">387 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L388" class="LineNr">388 </span><span class="Delimiter">}</span> +<span id="L389" class="LineNr">389 </span> +<span id="L390" class="LineNr">390 </span><span class="Comment">//:</span> +<span id="L391" class="LineNr">391 </span> +<span id="L392" class="LineNr">392 </span><span class="Delimiter">:(scenario jump_rel16)</span> +<span id="L393" class="LineNr">393 </span><span class="Comment"># op ModRM SIB displacement immediate</span> +<span id="L394" class="LineNr">394 </span> e9 <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="Comment"># skip 1 instruction</span> +<span id="L395" class="LineNr">395 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">1</span> +<span id="L396" class="LineNr">396 </span> <span class="PreProc">0</span><span class="Constant">5</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">0</span> <span class="PreProc">0</span><span class="Constant">2</span> +<span id="L397" class="LineNr">397 </span><span class="traceContains">+run: inst: 0x00000001</span> +<span id="L398" class="LineNr">398 </span><span class="traceContains">+run: jump 5</span> +<span id="L399" class="LineNr">399 </span><span class="traceContains">+run: inst: 0x00000009</span> +<span id="L400" class="LineNr">400 </span><span class="traceAbsent">-run: inst: 0x00000003</span> +<span id="L401" class="LineNr">401 </span> +<span id="L402" class="LineNr">402 </span><span class="Delimiter">:(before "End Single-Byte Opcodes")</span> +<span id="L403" class="LineNr">403 </span><span class="Normal">case</span> <span class="Constant">0xe9</span>: <span class="Delimiter">{</span> <span class="Comment">// jump rel8</span> +<span id="L404" class="LineNr">404 </span> <span class="Normal">int16_t</span> offset = <a href='013immediate_addressing.cc.html#L410'>imm16</a><span class="Delimiter">();</span> +<span id="L405" class="LineNr">405 </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">"jump "</span> << offset << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L406" class="LineNr">406 </span> <a href='010core.cc.html#L21'>EIP</a> += offset<span class="Delimiter">;</span> +<span id="L407" class="LineNr">407 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L408" class="LineNr">408 </span><span class="Delimiter">}</span> +<span id="L409" class="LineNr">409 </span><span class="Delimiter">:(code)</span> +<span id="L410" class="LineNr">410 </span><span class="Normal">int16_t</span> <a href='013immediate_addressing.cc.html#L410'>imm16</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L411" class="LineNr">411 </span> <span class="Normal">int16_t</span> result = <a href='010core.cc.html#L212'>next</a><span class="Delimiter">();</span> +<span id="L412" class="LineNr">412 </span> result |= <span class="Delimiter">(</span><a href='010core.cc.html#L212'>next</a><span class="Delimiter">()</span><<<span class="Constant">8</span><span class="Delimiter">);</span> +<span id="L413" class="LineNr">413 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<span id="L414" class="LineNr">414 </span><span class="Delimiter">}</span> </pre> </body> </html> |