diff options
| author | Kartik K. Agaram <vc@akkartik.com> | 2018-01-25 22:39:31 -0800 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2018-01-25 22:39:31 -0800 |
| commit | 805d58c6aeeeba3e4989c0eed6781b3861e8fae0 (patch) | |
| tree | ea5225bdd7c5fbeea912671cdc5f1c4b2b2828d7 /html/subx/010core.cc.html | |
| parent | aefa8fec6a473be459a2ff33e6bd96e7c22ced20 (diff) | |
| download | mu-805d58c6aeeeba3e4989c0eed6781b3861e8fae0.tar.gz | |
4199
Diffstat (limited to 'html/subx/010core.cc.html')
| -rw-r--r-- | html/subx/010core.cc.html | 179 |
1 files changed, 96 insertions, 83 deletions
diff --git a/html/subx/010core.cc.html b/html/subx/010core.cc.html index f1dbbeeb..4488688c 100644 --- a/html/subx/010core.cc.html +++ b/html/subx/010core.cc.html @@ -15,18 +15,17 @@ 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; } -.Conceal { color: #4e4e4e; } -.Constant { color: #00a0a0; } -.LineNr { color: #444444; } -.Identifier { color: #c0a020; } +.cSpecial { color: #008000; } +.traceContains { color: #008000; } .PreProc { color: #800080; } +.LineNr { color: #444444; } +.Constant { color: #00a0a0; } .Delimiter { color: #800080; } +.Identifier { color: #c0a020; } .Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } .SalientComment { color: #00ffff; } -.traceContains { color: #008000; } -.cSpecial { color: #008000; } --> </style> @@ -107,7 +106,7 @@ if ('onhashchange' in window) { <span id="L44" class="LineNr"> 44 </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="L45" class="LineNr"> 45 </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="L46" class="LineNr"> 46 </span><span class="PreProc"> arg1 = arg1 op arg2</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L47" class="LineNr"> 47 </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#L230'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> +<span id="L47" class="LineNr"> 47 </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#L244'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L48" class="LineNr"> 48 </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="L49" class="LineNr"> 49 </span><span class="PreProc"> ZF = (arg1 == </span><span class="Constant">0</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L50" class="LineNr"> 50 </span><span class="PreProc"> <a href='010core.cc.html#L33'>OF</a> = (arg1 != tmp)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> @@ -118,7 +117,7 @@ if ('onhashchange' in window) { <span id="L55" class="LineNr"> 55 </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="L56" class="LineNr"> 56 </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="L57" class="LineNr"> 57 </span><span class="PreProc"> arg1 = arg1 op arg2</span><span class="Delimiter">;</span><span class="PreProc"> \</span> -<span id="L58" class="LineNr"> 58 </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#L230'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> +<span id="L58" class="LineNr"> 58 </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#L244'>HEXWORD</a> << arg1 << end()</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L59" class="LineNr"> 59 </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="L60" class="LineNr"> 60 </span><span class="PreProc"> ZF = (arg1 == </span><span class="Constant">0</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L61" class="LineNr"> 61 </span><span class="PreProc"> <a href='010core.cc.html#L33'>OF</a> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> @@ -148,7 +147,7 @@ if ('onhashchange' in window) { <span id="L85" class="LineNr"> 85 </span><span class="Comment"># opcode ModR/M SIB displacement immediate</span> <span id="L86" class="LineNr"> 86 </span><span class="Comment"># instruction mod, reg, Reg/Mem bits scale, index, base</span> <span id="L87" class="LineNr"> 87 </span><span class="Comment"># 1-3 bytes 0/1 byte 0/1 byte 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Conceal">¦</span> <span class="PreProc">0</span><span class="Constant">5</span> 0a 0b 0c 0d <span class="Comment"># add 0x0d0c0b0a to EAX</span> +<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">0</span><span class="Constant">5</span> 0a 0b 0c 0d <span class="Comment"># add 0x0d0c0b0a to EAX</span> <span id="L89" class="LineNr"> 89 </span><span class="Comment"># All hex bytes must be exactly 2 characters each. No '0x' prefixes.</span> <span id="L90" class="LineNr"> 90 </span><span class="traceContains">+load: 1 -> 05</span> <span id="L91" class="LineNr"> 91 </span><span class="traceContains">+load: 2 -> 0a</span> @@ -165,52 +164,52 @@ if ('onhashchange' in window) { <span id="L102" class="LineNr">102 </span> <a href='010core.cc.html#L154'>load_program</a><span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> <span id="L103" class="LineNr">103 </span> <a href='010core.cc.html#L23'>EIP</a> = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">// preserve null pointer</span> <span id="L104" class="LineNr">104 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='010core.cc.html#L23'>EIP</a> < <a href='010core.cc.html#L68'>End_of_program</a><span class="Delimiter">)</span> -<span id="L105" class="LineNr">105 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L109'>run_one_instruction</a><span class="Delimiter">();</span> +<span id="L105" class="LineNr">105 </span> <a href='010core.cc.html#L109'>run_one_instruction</a><span class="Delimiter">();</span> <span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span> <span id="L107" class="LineNr">107 </span> <span id="L108" class="LineNr">108 </span><span class="Comment">// skeleton of how x86 instructions are decoded</span> <span id="L109" class="LineNr">109 </span><span class="Normal">void</span> <a href='010core.cc.html#L109'>run_one_instruction</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> <span id="L110" class="LineNr">110 </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="L111" class="LineNr">111 </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#L230'>HEXWORD</a> << <a href='010core.cc.html#L23'>EIP</a> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L111" class="LineNr">111 </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#L244'>HEXWORD</a> << <a href='010core.cc.html#L23'>EIP</a> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span id="L112" class="LineNr">112 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>op = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> <span id="L113" class="LineNr">113 </span> <span class="Normal">case</span> <span class="Constant">0xf4</span>: <span class="Comment">// hlt</span> -<span id="L114" class="LineNr">114 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L23'>EIP</a> = <a href='010core.cc.html#L68'>End_of_program</a><span class="Delimiter">;</span> -<span id="L115" class="LineNr">115 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L114" class="LineNr">114 </span> <a href='010core.cc.html#L23'>EIP</a> = <a href='010core.cc.html#L68'>End_of_program</a><span class="Delimiter">;</span> +<span id="L115" class="LineNr">115 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L116" class="LineNr">116 </span> <span class="Comment">// our first opcode</span> <span id="L117" class="LineNr">117 </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="L118" class="LineNr">118 </span> <span class="Conceal">¦</span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L219'>imm32</a><span class="Delimiter">();</span> -<span id="L119" class="LineNr">119 </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#L219'>imm32</a> 0x"</span> << <a href='010core.cc.html#L230'>HEXWORD</a> << arg2 << <span class="Constant">" to <a href='010core.cc.html#L17'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> -<span id="L120" class="LineNr">120 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L43'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span>i<span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> -<span id="L121" class="LineNr">121 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L118" class="LineNr">118 </span> <span class="Normal">int32_t</span> arg2 = <a href='010core.cc.html#L219'>imm32</a><span class="Delimiter">();</span> +<span id="L119" class="LineNr">119 </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#L219'>imm32</a> 0x"</span> << <a href='010core.cc.html#L244'>HEXWORD</a> << arg2 << <span class="Constant">" to <a href='010core.cc.html#L17'>reg</a> EAX"</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> +<span id="L120" class="LineNr">120 </span> <a href='010core.cc.html#L43'>BINARY_ARITHMETIC_OP</a><span class="Delimiter">(</span>+<span class="Delimiter">,</span> Reg[EAX]<span class="Delimiter">.</span>i<span class="Delimiter">,</span> arg2<span class="Delimiter">);</span> +<span id="L121" class="LineNr">121 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L122" class="LineNr">122 </span> <span class="Delimiter">}</span> <span id="L123" class="LineNr">123 </span> <span class="Comment">// End Single-Byte Opcodes</span> <span id="L124" class="LineNr">124 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L125" class="LineNr">125 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L126" class="LineNr">126 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With 0f</span> -<span id="L127" class="LineNr">127 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L128" class="LineNr">128 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after 0f: "</span> << <a href='010core.cc.html#L229'>HEXBYTE</a> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L129" class="LineNr">129 </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="L130" class="LineNr">130 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L131" class="LineNr">131 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L125" class="LineNr">125 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L126" class="LineNr">126 </span> <span class="Comment">// End Two-Byte Opcodes Starting With 0f</span> +<span id="L127" class="LineNr">127 </span> <span class="Normal">default</span>: +<span id="L128" class="LineNr">128 </span> cerr << <span class="Constant">"unrecognized second opcode after 0f: "</span> << <a href='010core.cc.html#L243'>HEXBYTE</a> << <a href='010core.cc.html#L246'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L129" class="LineNr">129 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L130" class="LineNr">130 </span> <span class="Delimiter">}</span> +<span id="L131" class="LineNr">131 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L132" class="LineNr">132 </span> <span class="Normal">case</span> <span class="Constant">0xf3</span>: -<span id="L133" class="LineNr">133 </span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L134" class="LineNr">134 </span> <span class="Conceal">¦</span> <span class="Comment">// End Two-Byte Opcodes Starting With f3</span> -<span id="L135" class="LineNr">135 </span> <span class="Conceal">¦</span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: -<span id="L136" class="LineNr">136 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L137" class="LineNr">137 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// End Three-Byte Opcodes Starting With f3 0f</span> -<span id="L138" class="LineNr">138 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L139" class="LineNr">139 </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#L229'>HEXBYTE</a> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L140" class="LineNr">140 </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="L141" class="LineNr">141 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L142" class="LineNr">142 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L143" class="LineNr">143 </span> <span class="Conceal">¦</span> <span class="Normal">default</span>: -<span id="L144" class="LineNr">144 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized second opcode after f3: "</span> << <a href='010core.cc.html#L229'>HEXBYTE</a> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </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="L146" class="LineNr">146 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L147" class="LineNr">147 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L133" class="LineNr">133 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op2 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L134" class="LineNr">134 </span> <span class="Comment">// End Two-Byte Opcodes Starting With f3</span> +<span id="L135" class="LineNr">135 </span> <span class="Normal">case</span> <span class="Constant">0x0f</span>: +<span id="L136" class="LineNr">136 </span> <span class="Normal">switch</span><span class="Delimiter">(</span>op3 = <a href='010core.cc.html#L214'>next</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L137" class="LineNr">137 </span> <span class="Comment">// End Three-Byte Opcodes Starting With f3 0f</span> +<span id="L138" class="LineNr">138 </span> <span class="Normal">default</span>: +<span id="L139" class="LineNr">139 </span> cerr << <span class="Constant">"unrecognized third opcode after f3 0f: "</span> << <a href='010core.cc.html#L243'>HEXBYTE</a> << <a href='010core.cc.html#L246'>NUM</a><span class="Delimiter">(</span>op3<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L140" class="LineNr">140 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L141" class="LineNr">141 </span> <span class="Delimiter">}</span> +<span id="L142" class="LineNr">142 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L143" class="LineNr">143 </span> <span class="Normal">default</span>: +<span id="L144" class="LineNr">144 </span> cerr << <span class="Constant">"unrecognized second opcode after f3: "</span> << <a href='010core.cc.html#L243'>HEXBYTE</a> << <a href='010core.cc.html#L246'>NUM</a><span class="Delimiter">(</span>op2<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L145" class="LineNr">145 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L146" class="LineNr">146 </span> <span class="Delimiter">}</span> +<span id="L147" class="LineNr">147 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L148" class="LineNr">148 </span> <span class="Normal">default</span>: -<span id="L149" class="LineNr">149 </span> <span class="Conceal">¦</span> cerr << <span class="Constant">"unrecognized opcode: "</span> << <a href='010core.cc.html#L229'>HEXBYTE</a> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L150" class="LineNr">150 </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> cerr << <span class="Constant">"unrecognized opcode: "</span> << <a href='010core.cc.html#L243'>HEXBYTE</a> << <a href='010core.cc.html#L246'>NUM</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L150" class="LineNr">150 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span id="L151" class="LineNr">151 </span> <span class="Delimiter">}</span> <span id="L152" class="LineNr">152 </span><span class="Delimiter">}</span> <span id="L153" class="LineNr">153 </span> @@ -219,47 +218,47 @@ if ('onhashchange' in window) { <span id="L156" class="LineNr">156 </span> istringstream in<span class="Delimiter">(</span>text_bytes<span class="Delimiter">);</span> <span id="L157" class="LineNr">157 </span> in >> std::noskipws<span class="Delimiter">;</span> <span id="L158" class="LineNr">158 </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="L159" class="LineNr">159 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c1 = <a href='010core.cc.html#L177'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span id="L160" class="LineNr">160 </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="L161" class="LineNr">161 </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="L162" class="LineNr">162 </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="L163" class="LineNr">163 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L164" class="LineNr">164 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L165" class="LineNr">165 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c2 = <a href='010core.cc.html#L177'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span id="L166" class="LineNr">166 </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="L167" class="LineNr">167 </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="L168" class="LineNr">168 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span> <span class="Conceal">¦</span> <a href='010core.cc.html#L67'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">)</span> = <a href='010core.cc.html#L204'>to_byte</a><span class="Delimiter">(</span>c1<span class="Delimiter">,</span> c2<span class="Delimiter">);</span> -<span id="L171" class="LineNr">171 </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#L229'>HEXBYTE</a> << <a href='010core.cc.html#L232'>NUM</a><span class="Delimiter">(</span><a href='010core.cc.html#L67'>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="L172" class="LineNr">172 </span> <span class="Conceal">¦</span> addr++<span class="Delimiter">;</span> +<span id="L159" class="LineNr">159 </span> <span class="Normal">char</span> c1 = <a href='010core.cc.html#L177'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<span id="L160" class="LineNr">160 </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="L161" class="LineNr">161 </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="L162" class="LineNr">162 </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="L163" class="LineNr">163 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L164" class="LineNr">164 </span> <span class="Delimiter">}</span> +<span id="L165" class="LineNr">165 </span> <span class="Normal">char</span> c2 = <a href='010core.cc.html#L177'>next_hex_byte</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<span id="L166" class="LineNr">166 </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="L167" class="LineNr">167 </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="L168" class="LineNr">168 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span> +<span id="L170" class="LineNr">170 </span> <a href='010core.cc.html#L67'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>addr<span class="Delimiter">)</span> = <a href='010core.cc.html#L204'>to_byte</a><span class="Delimiter">(</span>c1<span class="Delimiter">,</span> c2<span class="Delimiter">);</span> +<span id="L171" class="LineNr">171 </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#L243'>HEXBYTE</a> << <a href='010core.cc.html#L246'>NUM</a><span class="Delimiter">(</span><a href='010core.cc.html#L67'>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="L172" class="LineNr">172 </span> addr++<span class="Delimiter">;</span> <span id="L173" class="LineNr">173 </span> <span class="Delimiter">}</span> <span id="L174" class="LineNr">174 </span> <a href='010core.cc.html#L68'>End_of_program</a> = addr<span class="Delimiter">;</span> <span id="L175" class="LineNr">175 </span><span class="Delimiter">}</span> <span id="L176" class="LineNr">176 </span> <span id="L177" class="LineNr">177 </span><span class="Normal">char</span> <a href='010core.cc.html#L177'>next_hex_byte</a><span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L178" class="LineNr">178 </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="L179" class="LineNr">179 </span> <span class="Conceal">¦</span> <span class="Normal">char</span> c = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> -<span id="L180" class="LineNr">180 </span> <span class="Conceal">¦</span> in >> c<span class="Delimiter">;</span> -<span id="L181" class="LineNr">181 </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="L182" class="LineNr">182 </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="L183" class="LineNr">183 </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="L184" class="LineNr">184 </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="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</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="Conceal">¦</span> in >> c<span class="Delimiter">;</span> -<span id="L187" class="LineNr">187 </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="L188" class="LineNr">188 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L189" class="LineNr">189 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L190" class="LineNr">190 </span> <span class="Conceal">¦</span> <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="cSpecial">'\0'</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">'0'</span> && c <= <span class="Constant">'9'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> c<span class="Delimiter">;</span> -<span id="L193" class="LineNr">193 </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="L194" class="LineNr">194 </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="L195" class="LineNr">195 </span> <span class="Conceal">¦</span> <span class="Comment">// disallow any non-hex characters, including a '0x' prefix</span> -<span id="L196" class="LineNr">196 </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="L197" class="LineNr">197 </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#L232'>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="L198" class="LineNr">198 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L199" class="LineNr">199 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L179" class="LineNr">179 </span> <span class="Normal">char</span> c = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> +<span id="L180" class="LineNr">180 </span> in >> c<span class="Delimiter">;</span> +<span id="L181" class="LineNr">181 </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="L182" class="LineNr">182 </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="L183" class="LineNr">183 </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="L184" class="LineNr">184 </span> in >> c<span class="Delimiter">;</span> +<span id="L185" class="LineNr">185 </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="L186" class="LineNr">186 </span> in >> c<span class="Delimiter">;</span> +<span id="L187" class="LineNr">187 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L188" class="LineNr">188 </span> <span class="Delimiter">}</span> +<span id="L189" class="LineNr">189 </span> <span class="Delimiter">}</span> +<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span> +<span id="L191" class="LineNr">191 </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="L192" class="LineNr">192 </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="L193" class="LineNr">193 </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="L194" class="LineNr">194 </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="L195" class="LineNr">195 </span> <span class="Comment">// disallow any non-hex characters, including a '0x' prefix</span> +<span id="L196" class="LineNr">196 </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="L197" class="LineNr">197 </span> <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"invalid non-hex character "</span> << <a href='010core.cc.html#L246'>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="L198" class="LineNr">198 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L199" class="LineNr">199 </span> <span class="Delimiter">}</span> <span id="L200" class="LineNr">200 </span> <span class="Delimiter">}</span> <span id="L201" class="LineNr">201 </span> <span class="Identifier">return</span> <span class="cSpecial">'\0'</span><span class="Delimiter">;</span> <span id="L202" class="LineNr">202 </span><span class="Delimiter">}</span> @@ -287,13 +286,27 @@ if ('onhashchange' in window) { <span id="L224" class="LineNr">224 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> <span id="L225" class="LineNr">225 </span><span class="Delimiter">}</span> <span id="L226" class="LineNr">226 </span> -<span id="L227" class="LineNr">227 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L228" class="LineNr">228 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> -<span id="L229" class="LineNr">229 </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="L230" class="LineNr">230 </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="L231" class="LineNr">231 </span><span class="Comment">// ugly that iostream doesn't print uint8_t as an integer</span> -<span id="L232" class="LineNr">232 </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="L233" class="LineNr">233 </span><span class="PreProc">#include </span><span class="Constant"><stdint.h></span> +<span id="L227" class="LineNr">227 </span>string <a href='010core.cc.html#L227'>rname</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span> r<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L228" class="LineNr">228 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>r<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L229" class="LineNr">229 </span> <span class="Normal">case</span> <span class="Constant">0</span>: <span class="Identifier">return</span> <span class="Constant">"EAX"</span><span class="Delimiter">;</span> +<span id="L230" class="LineNr">230 </span> <span class="Normal">case</span> <span class="Constant">1</span>: <span class="Identifier">return</span> <span class="Constant">"ECX"</span><span class="Delimiter">;</span> +<span id="L231" class="LineNr">231 </span> <span class="Normal">case</span> <span class="Constant">2</span>: <span class="Identifier">return</span> <span class="Constant">"EDX"</span><span class="Delimiter">;</span> +<span id="L232" class="LineNr">232 </span> <span class="Normal">case</span> <span class="Constant">3</span>: <span class="Identifier">return</span> <span class="Constant">"EBX"</span><span class="Delimiter">;</span> +<span id="L233" class="LineNr">233 </span> <span class="Normal">case</span> <span class="Constant">4</span>: <span class="Identifier">return</span> <span class="Constant">"ESP"</span><span class="Delimiter">;</span> +<span id="L234" class="LineNr">234 </span> <span class="Normal">case</span> <span class="Constant">5</span>: <span class="Identifier">return</span> <span class="Constant">"EBP"</span><span class="Delimiter">;</span> +<span id="L235" class="LineNr">235 </span> <span class="Normal">case</span> <span class="Constant">6</span>: <span class="Identifier">return</span> <span class="Constant">"ESI"</span><span class="Delimiter">;</span> +<span id="L236" class="LineNr">236 </span> <span class="Normal">case</span> <span class="Constant">7</span>: <span class="Identifier">return</span> <span class="Constant">"EDI"</span><span class="Delimiter">;</span> +<span id="L237" class="LineNr">237 </span> <span class="Normal">default</span>: <a href='003trace.cc.html#L167'>raise</a> << <span class="Constant">"invalid register "</span> << r << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L184'>end</a><span class="Delimiter">();</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> +<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> +<span id="L239" class="LineNr">239 </span><span class="Delimiter">}</span> +<span id="L240" class="LineNr">240 </span> +<span id="L241" class="LineNr">241 </span><span class="Delimiter">:(before "End Includes")</span> +<span id="L242" class="LineNr">242 </span><span class="PreProc">#include </span><span class="Constant"><iomanip></span> +<span id="L243" class="LineNr">243 </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="L244" class="LineNr">244 </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="L245" class="LineNr">245 </span><span class="Comment">// ugly that iostream doesn't print uint8_t as an integer</span> +<span id="L246" class="LineNr">246 </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="L247" class="LineNr">247 </span><span class="PreProc">#include </span><span class="Constant"><stdint.h></span> </pre> </body> </html> |