diff options
| author | Kartik Agaram <vc@akkartik.com> | 2019-01-21 00:59:05 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2019-01-21 00:59:05 -0800 |
| commit | 95540b2452f1bb76e351c626400c4af2f2810d15 (patch) | |
| tree | b826ad08a93511ae0093d3cab08ff711895f139e /html | |
| parent | f5fce35ebfa8518a8c36ca8822e4d3791ff6fc00 (diff) | |
| download | mu-95540b2452f1bb76e351c626400c4af2f2810d15.tar.gz | |
4942
Diffstat (limited to 'html')
| -rw-r--r-- | html/subx/030---operands.cc.html | 2 | ||||
| -rw-r--r-- | html/subx/031check_operands.cc.html | 619 | ||||
| -rw-r--r-- | html/subx/032check_operand_bounds.cc.html | 2 | ||||
| -rw-r--r-- | html/subx/039debug.cc.html | 38 |
4 files changed, 337 insertions, 324 deletions
diff --git a/html/subx/030---operands.cc.html b/html/subx/030---operands.cc.html index 2d7d4916..6567df13 100644 --- a/html/subx/030---operands.cc.html +++ b/html/subx/030---operands.cc.html @@ -79,7 +79,7 @@ if ('onhashchange' in window) { <span id="L19" class="LineNr"> 19 </span> <span class="Constant">"Each operand has a type. An instruction won't have more than one operand of\n"</span> <span id="L20" class="LineNr"> 20 </span> <span class="Constant">"any type.\n"</span> <span id="L21" class="LineNr"> 21 </span> <span class="Constant">"Each instruction has some set of allowed operand types. It'll reject others.\n"</span> -<span id="L22" class="LineNr"> 22 </span> <span class="Constant">"The complete list of operand <a href='031check_operands.cc.html#L448'>types</a>: mod, subop, r32 (register), rm32\n"</span> +<span id="L22" class="LineNr"> 22 </span> <span class="Constant">"The complete list of operand <a href='031check_operands.cc.html#L455'>types</a>: mod, subop, r32 (register), rm32\n"</span> <span id="L23" class="LineNr"> 23 </span> <span class="Constant">"(register or memory), scale, index, base, disp8, disp16, disp32, imm8,\n"</span> <span id="L24" class="LineNr"> 24 </span> <span class="Constant">"imm32.\n"</span> <span id="L25" class="LineNr"> 25 </span> <span class="Constant">"Each of these has its own help page. Try reading 'subx help mod' next.\n"</span> diff --git a/html/subx/031check_operands.cc.html b/html/subx/031check_operands.cc.html index a8ac3502..cf54310e 100644 --- a/html/subx/031check_operands.cc.html +++ b/html/subx/031check_operands.cc.html @@ -89,14 +89,14 @@ if ('onhashchange' in window) { <span id="L27" class="LineNr"> 27 </span> <span class="Identifier">return</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="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L30" class="LineNr"> 30 </span> <a href='031check_operands.cc.html#L514'>check_operands_f3</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> +<span id="L30" class="LineNr"> 30 </span> <a href='031check_operands.cc.html#L527'>check_operands_f3</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> <span id="L31" class="LineNr"> 31 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span id="L32" class="LineNr"> 32 </span> <span class="Delimiter">}</span> <span id="L33" class="LineNr"> 33 </span> check_operands<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> <span id="L34" class="LineNr"> 34 </span><span class="Delimiter">}</span> <span id="L35" class="LineNr"> 35 </span> <span id="L36" class="LineNr"> 36 </span><a href='011run.cc.html#L123'>word</a> <a href='031check_operands.cc.html#L36'>preprocess_op</a><span class="Delimiter">(</span><a href='011run.cc.html#L123'>word</a><span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L37" class="LineNr"> 37 </span> op<span class="Delimiter">.</span>data = <a href='031check_operands.cc.html#L579'>tolower</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> +<span id="L37" class="LineNr"> 37 </span> op<span class="Delimiter">.</span>data = <a href='031check_operands.cc.html#L592'>tolower</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> <span id="L38" class="LineNr"> 38 </span> <span class="Comment">// opcodes can't be negative</span> <span id="L39" class="LineNr"> 39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L102'>starts_with</a><span class="Delimiter">(</span>op<span class="Delimiter">.</span>data<span class="Delimiter">,</span> <span class="Constant">"0x"</span><span class="Delimiter">))</span> <span id="L40" class="LineNr"> 40 </span> op<span class="Delimiter">.</span>data = op<span class="Delimiter">.</span>data<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span> @@ -310,8 +310,8 @@ if ('onhashchange' in window) { <span id="L248" class="LineNr">248 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span id="L249" class="LineNr">249 </span> <span class="Normal">uint8_t</span> expected_bitvector = get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L94'>Permitted_operands</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> <span id="L250" class="LineNr">250 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>HAS<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L64'>MODRM</a><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L251" class="LineNr">251 </span> <a href='031check_operands.cc.html#L347'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L252" class="LineNr">252 </span> <a href='031check_operands.cc.html#L373'>compare_bitvector_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> expected_bitvector<span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L251" class="LineNr">251 </span> <a href='031check_operands.cc.html#L354'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L252" class="LineNr">252 </span> <a href='031check_operands.cc.html#L380'>compare_bitvector_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> expected_bitvector<span class="Delimiter">,</span> op<span class="Delimiter">);</span> <span id="L253" class="LineNr">253 </span> <span class="Delimiter">}</span> <span id="L254" class="LineNr">254 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> <span id="L255" class="LineNr">255 </span> <a href='031check_operands.cc.html#L261'>compare_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> expected_bitvector<span class="Delimiter">,</span> op<span class="Delimiter">);</span> @@ -321,8 +321,8 @@ if ('onhashchange' in window) { <span id="L259" class="LineNr">259 </span><span class="Comment">//: Many instructions can be checked just by comparing bitvectors.</span> <span id="L260" class="LineNr">260 </span> <span id="L261" class="LineNr">261 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L261'>compare_bitvector</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L262" class="LineNr">262 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L296'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L263" class="LineNr">263 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>computed_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> +<span id="L262" class="LineNr">262 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L297'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> +<span id="L263" class="LineNr">263 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> <span id="L264" class="LineNr">264 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> <span id="L265" class="LineNr">265 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> <span id="L266" class="LineNr">266 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L71'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> @@ -346,311 +346,324 @@ if ('onhashchange' in window) { <span id="L284" class="LineNr">284 </span> <span class="Identifier">return</span> <span class="Constant">" ("</span>+s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">" ("</span><span class="Delimiter">))</span>+<span class="Constant">')'</span><span class="Delimiter">;</span> <span id="L285" class="LineNr">285 </span><span class="Delimiter">}</span> <span id="L286" class="LineNr">286 </span> -<span id="L287" class="LineNr">287 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L287'>computed_expected_operand_bitvector</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L288" class="LineNr">288 </span> <span class="Normal">uint32_t</span> bitvector = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L289" class="LineNr">289 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip op</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L290" class="LineNr">290 </span> bitvector = bitvector | <a href='031check_operands.cc.html#L313'>expected_bit_for_received_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> -<span id="L291" class="LineNr">291 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L95'>INVALID_OPERANDS</a><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L292" class="LineNr">292 </span> <span class="Delimiter">}</span> -<span id="L293" class="LineNr">293 </span> <span class="Identifier">return</span> bitvector<span class="Delimiter">;</span> -<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span> -<span id="L295" class="LineNr">295 </span> -<span id="L296" class="LineNr">296 </span><span class="Normal">bool</span> <a href='031check_operands.cc.html#L296'>has_operands</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L297" class="LineNr">297 </span> <span class="Identifier">return</span> <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">)</span> > <a href='031check_operands.cc.html#L300'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L298" class="LineNr">298 </span><span class="Delimiter">}</span> -<span id="L299" class="LineNr">299 </span> -<span id="L300" class="LineNr">300 </span><span class="Normal">int</span> <a href='031check_operands.cc.html#L300'>first_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L301" class="LineNr">301 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L302" class="LineNr">302 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f2"</span> || inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L303" class="LineNr">303 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> -<span id="L304" class="LineNr">304 </span> <span class="Identifier">return</span> <span class="Constant">3</span><span class="Delimiter">;</span> -<span id="L305" class="LineNr">305 </span> <span class="Normal">else</span> -<span id="L306" class="LineNr">306 </span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> -<span id="L307" class="LineNr">307 </span> <span class="Delimiter">}</span> -<span id="L308" class="LineNr">308 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L309" class="LineNr">309 </span><span class="Delimiter">}</span> -<span id="L310" class="LineNr">310 </span> -<span id="L311" class="LineNr">311 </span><span class="Comment">// Scan the metadata of 'w' and return the expected bit corresponding to any operand type.</span> -<span id="L312" class="LineNr">312 </span><span class="Comment">// Also raise an error if metadata contains multiple operand types.</span> -<span id="L313" class="LineNr">313 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L313'>expected_bit_for_received_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L314" class="LineNr">314 </span> <span class="Normal">uint32_t</span> bv = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L315" class="LineNr">315 </span> <span class="Normal">bool</span> found =<span class="Constant"> false</span><span class="Delimiter">;</span> -<span id="L316" class="LineNr">316 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L317" class="LineNr">317 </span> string<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> curr = w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L318" class="LineNr">318 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr == <span class="Constant">"mod"</span> || curr == <span class="Constant">"rm32"</span> || curr == <span class="Constant">"r32"</span> || curr == <span class="Constant">"scale"</span> || curr == <span class="Constant">"index"</span> || curr == <span class="Constant">"base"</span><span class="Delimiter">)</span> -<span id="L319" class="LineNr">319 </span> curr = <span class="Constant">"modrm"</span><span class="Delimiter">;</span> -<span id="L320" class="LineNr">320 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L75'>Operand_type</a></span><span class="Delimiter">,</span> curr<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// ignore unrecognized metadata</span> -<span id="L321" class="LineNr">321 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>found<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L322" class="LineNr">322 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' has conflicting operand types; it should have only one\n"</span> << end<span class="Delimiter">();</span> -<span id="L323" class="LineNr">323 </span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L95'>INVALID_OPERANDS</a><span class="Delimiter">;</span> -<span id="L324" class="LineNr">324 </span> <span class="Delimiter">}</span> -<span id="L325" class="LineNr">325 </span> bv = <span class="Delimiter">(</span><span class="Constant">1</span> << get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L75'>Operand_type</a></span><span class="Delimiter">,</span> curr<span class="Delimiter">));</span> -<span id="L326" class="LineNr">326 </span> found =<span class="Constant"> true</span><span class="Delimiter">;</span> -<span id="L327" class="LineNr">327 </span> <span class="Delimiter">}</span> -<span id="L328" class="LineNr">328 </span> <span class="Identifier">return</span> bv<span class="Delimiter">;</span> -<span id="L329" class="LineNr">329 </span><span class="Delimiter">}</span> -<span id="L330" class="LineNr">330 </span> -<span id="L331" class="LineNr">331 </span><span class="Delimiter">:(scenario conflicting_operand_type)</span> -<span id="L332" class="LineNr">332 </span><span class="Special">% Hide_errors = true;</span> -<span id="L333" class="LineNr">333 </span>== <span class="Constant">0x1</span> -<span id="L334" class="LineNr">334 </span>cd/software-interrupt <span class="Constant">80</span>/imm8/imm32 -<span id="L335" class="LineNr">335 </span><span class="traceContains">+error: '80/imm8/imm32' has conflicting operand types; it should have only one</span> -<span id="L336" class="LineNr">336 </span> -<span id="L337" class="LineNr">337 </span><span class="Comment">//: Instructions computing effective addresses have more complex rules, so</span> -<span id="L338" class="LineNr">338 </span><span class="Comment">//: we'll hard-code a common set of instruction-decoding rules.</span> -<span id="L339" class="LineNr">339 </span> -<span id="L340" class="LineNr">340 </span><span class="Delimiter">:(scenario check_missing_mod_operand)</span> -<span id="L341" class="LineNr">341 </span><span class="Special">% Hide_errors = true;</span> -<span id="L342" class="LineNr">342 </span>== <span class="Constant">0x1</span> -<span id="L343" class="LineNr">343 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">3</span>/rm32/ebx <span class="Constant">1</span>/imm32 -<span id="L344" class="LineNr">344 </span><span class="traceContains">+error: '81 0/add/subop 3/rm32/ebx 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing mod operand</span> -<span id="L345" class="LineNr">345 </span> -<span id="L346" class="LineNr">346 </span><span class="Delimiter">:(code)</span> -<span id="L347" class="LineNr">347 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L347'>check_operands_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L348" class="LineNr">348 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L349" class="LineNr">349 </span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L350" class="LineNr">350 </span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L351" class="LineNr">351 </span> <span class="Comment">// no check for r32; some instructions don't use it; just assume it's 0 if missing</span> -<span id="L352" class="LineNr">352 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"81"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"8f"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"ff"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Comment">// keep sync'd with 'help subop'</span> -<span id="L353" class="LineNr">353 </span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L354" class="LineNr">354 </span> <a href='031check_operands.cc.html#L412'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"should be replaced by subop"</span><span class="Delimiter">);</span> -<span id="L355" class="LineNr">355 </span> <span class="Delimiter">}</span> -<span id="L356" class="LineNr">356 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L357" class="LineNr">357 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data != <span class="Constant">"4"</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L358" class="LineNr">358 </span> <span class="Comment">// SIB byte checks</span> -<span id="L359" class="LineNr">359 </span> <span class="Normal">uint8_t</span> mod = <a href='011run.cc.html#L273'>hex_byte</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> -<span id="L360" class="LineNr">360 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>mod != <span class="Comment">/*</span><span class="Comment">direct</span><span class="Comment">*/</span><span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L361" class="LineNr">361 </span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L362" class="LineNr">362 </span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> <span class="Comment">// otherwise why go to SIB?</span> -<span id="L363" class="LineNr">363 </span> <span class="Delimiter">}</span> -<span id="L364" class="LineNr">364 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L365" class="LineNr">365 </span> <a href='031check_operands.cc.html#L412'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> -<span id="L366" class="LineNr">366 </span> <a href='031check_operands.cc.html#L412'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> -<span id="L367" class="LineNr">367 </span> <span class="Delimiter">}</span> -<span id="L368" class="LineNr">368 </span> <span class="Comment">// no check for scale; 0 (2**0 = 1) by default</span> -<span id="L369" class="LineNr">369 </span><span class="Delimiter">}</span> -<span id="L370" class="LineNr">370 </span> -<span id="L371" class="LineNr">371 </span><span class="Comment">// same as compare_bitvector, with one additional exception for modrm-based</span> -<span id="L372" class="LineNr">372 </span><span class="Comment">// instructions: they may use an extra displacement on occasion</span> -<span id="L373" class="LineNr">373 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L373'>compare_bitvector_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L374" class="LineNr">374 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L296'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L375" class="LineNr">375 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>computed_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L376" class="LineNr">376 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L377" class="LineNr">377 </span> <span class="Comment">// update 'expected' bitvector for the additional exception</span> -<span id="L378" class="LineNr">378 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L379" class="LineNr">379 </span> <span class="Normal">int32_t</span> mod = <a href='011run.cc.html#L362'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> -<span id="L380" class="LineNr">380 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L381" class="LineNr">381 </span> <span class="Normal">case</span> <span class="Constant">0</span>: -<span id="L382" class="LineNr">382 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">)</span> && <a href='011run.cc.html#L362'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data<span class="Delimiter">)</span> == <span class="Constant">5</span><span class="Delimiter">)</span> -<span id="L383" class="LineNr">383 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> -<span id="L384" class="LineNr">384 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L385" class="LineNr">385 </span> <span class="Normal">case</span> <span class="Constant">1</span>: -<span id="L386" class="LineNr">386 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP8<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="Normal">case</span> <span class="Constant">2</span>: -<span id="L389" class="LineNr">389 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> -<span id="L390" class="LineNr">390 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L391" class="LineNr">391 </span> <span class="Delimiter">}</span> -<span id="L392" class="LineNr">392 </span> <span class="Delimiter">}</span> -<span id="L393" class="LineNr">393 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> -<span id="L394" class="LineNr">394 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L71'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L395" class="LineNr">395 </span><span class="CommentedCode">//? cerr << "comparing for modrm " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> -<span id="L396" class="LineNr">396 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> -<span id="L397" class="LineNr">397 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L74'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L398" class="LineNr">398 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> -<span id="L399" class="LineNr">399 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L400" class="LineNr">400 </span> <span class="Normal">else</span> -<span id="L401" class="LineNr">401 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L402" class="LineNr">402 </span> <span class="Comment">// continue giving all errors for a single instruction</span> -<span id="L403" class="LineNr">403 </span> <span class="Delimiter">}</span> -<span id="L404" class="LineNr">404 </span> <span class="Comment">// ignore settings in any unused bits</span> -<span id="L405" class="LineNr">405 </span><span class="Delimiter">}</span> -<span id="L406" class="LineNr">406 </span> -<span id="L407" class="LineNr">407 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L407'>check_operand_metadata_present</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L408" class="LineNr">408 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> -<span id="L409" class="LineNr">409 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << type << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L410" class="LineNr">410 </span><span class="Delimiter">}</span> -<span id="L411" class="LineNr">411 </span> -<span id="L412" class="LineNr">412 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L412'>check_operand_metadata_absent</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">,</span> <span class="Normal">const</span> string& msg<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L413" class="LineNr">413 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> -<span id="L414" class="LineNr">414 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << type << <span class="Constant">" operand ("</span> << msg << <span class="Constant">")\n"</span> << end<span class="Delimiter">();</span> -<span id="L415" class="LineNr">415 </span><span class="Delimiter">}</span> -<span id="L416" class="LineNr">416 </span> -<span id="L417" class="LineNr">417 </span><span class="Delimiter">:(scenarios transform)</span> -<span id="L418" class="LineNr">418 </span><span class="Delimiter">:(scenario modrm_with_displacement)</span> -<span id="L419" class="LineNr">419 </span><span class="Special">% Reg[EAX].u = 0x1;</span> -<span id="L420" class="LineNr">420 </span>== <span class="Constant">0x1</span> -<span id="L421" class="LineNr">421 </span><span class="Comment"># just avoid null pointer</span> -<span id="L422" class="LineNr">422 </span>8b/copy <span class="Constant">1</span>/mod/lookup+disp8 <span class="Constant">0</span>/rm32/EAX <span class="Constant">2</span>/r32/EDX <span class="Constant">4</span>/disp8 <span class="Comment"># copy *(EAX+4) to EDX</span> -<span id="L423" class="LineNr">423 </span>$error: <span class="Constant">0</span> -<span id="L424" class="LineNr">424 </span> -<span id="L425" class="LineNr">425 </span><span class="Delimiter">:(scenario check_missing_disp8)</span> -<span id="L426" class="LineNr">426 </span><span class="Special">% Hide_errors = true;</span> +<span id="L287" class="LineNr">287 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L287'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L288" class="LineNr">288 </span> set<string> operands_found<span class="Delimiter">;</span> +<span id="L289" class="LineNr">289 </span> <span class="Normal">uint32_t</span> bitvector = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L290" class="LineNr">290 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip op</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L291" class="LineNr">291 </span> bitvector = bitvector | <a href='031check_operands.cc.html#L314'>expected_bit_for_received_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> operands_found<span class="Delimiter">,</span> inst<span class="Delimiter">);</span> +<span id="L292" class="LineNr">292 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L95'>INVALID_OPERANDS</a><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> +<span id="L293" class="LineNr">293 </span> <span class="Delimiter">}</span> +<span id="L294" class="LineNr">294 </span> <span class="Identifier">return</span> bitvector<span class="Delimiter">;</span> +<span id="L295" class="LineNr">295 </span><span class="Delimiter">}</span> +<span id="L296" class="LineNr">296 </span> +<span id="L297" class="LineNr">297 </span><span class="Normal">bool</span> <a href='031check_operands.cc.html#L297'>has_operands</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L298" class="LineNr">298 </span> <span class="Identifier">return</span> <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">)</span> > <a href='031check_operands.cc.html#L301'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> +<span id="L299" class="LineNr">299 </span><span class="Delimiter">}</span> +<span id="L300" class="LineNr">300 </span> +<span id="L301" class="LineNr">301 </span><span class="Normal">int</span> <a href='031check_operands.cc.html#L301'>first_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L302" class="LineNr">302 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> +<span id="L303" class="LineNr">303 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f2"</span> || inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"f3"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L304" class="LineNr">304 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">)</span> +<span id="L305" class="LineNr">305 </span> <span class="Identifier">return</span> <span class="Constant">3</span><span class="Delimiter">;</span> +<span id="L306" class="LineNr">306 </span> <span class="Normal">else</span> +<span id="L307" class="LineNr">307 </span> <span class="Identifier">return</span> <span class="Constant">2</span><span class="Delimiter">;</span> +<span id="L308" class="LineNr">308 </span> <span class="Delimiter">}</span> +<span id="L309" class="LineNr">309 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> +<span id="L310" class="LineNr">310 </span><span class="Delimiter">}</span> +<span id="L311" class="LineNr">311 </span> +<span id="L312" class="LineNr">312 </span><span class="Comment">// Scan the metadata of 'w' and return the expected bit corresponding to any operand type.</span> +<span id="L313" class="LineNr">313 </span><span class="Comment">// Also raise an error if metadata contains multiple operand types.</span> +<span id="L314" class="LineNr">314 </span><span class="Normal">uint32_t</span> <a href='031check_operands.cc.html#L314'>expected_bit_for_received_operand</a><span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">,</span> set<string>& instruction_operands<span class="Delimiter">,</span> <span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L315" class="LineNr">315 </span> <span class="Normal">uint32_t</span> bv = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L316" class="LineNr">316 </span> <span class="Normal">bool</span> found =<span class="Constant"> false</span><span class="Delimiter">;</span> +<span id="L317" class="LineNr">317 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>metadata<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L318" class="LineNr">318 </span> string<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> curr = w<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +<span id="L319" class="LineNr">319 </span> string expected_metadata = curr<span class="Delimiter">;</span> +<span id="L320" class="LineNr">320 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr == <span class="Constant">"mod"</span> || curr == <span class="Constant">"rm32"</span> || curr == <span class="Constant">"r32"</span> || curr == <span class="Constant">"scale"</span> || curr == <span class="Constant">"index"</span> || curr == <span class="Constant">"base"</span><span class="Delimiter">)</span> +<span id="L321" class="LineNr">321 </span> expected_metadata = <span class="Constant">"modrm"</span><span class="Delimiter">;</span> +<span id="L322" class="LineNr">322 </span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L75'>Operand_type</a></span><span class="Delimiter">,</span> curr<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// ignore unrecognized metadata</span> +<span id="L323" class="LineNr">323 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>found<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L324" class="LineNr">324 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' has conflicting operand types; it should have only one\n"</span> << end<span class="Delimiter">();</span> +<span id="L325" class="LineNr">325 </span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L95'>INVALID_OPERANDS</a><span class="Delimiter">;</span> +<span id="L326" class="LineNr">326 </span> <span class="Delimiter">}</span> +<span id="L327" class="LineNr">327 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>instruction_operands<span class="Delimiter">.</span>find<span class="Delimiter">(</span>curr<span class="Delimiter">)</span> != instruction_operands<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L328" class="LineNr">328 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"': duplicate "</span> << curr << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L329" class="LineNr">329 </span> <span class="Identifier">return</span> <a href='031check_operands.cc.html#L95'>INVALID_OPERANDS</a><span class="Delimiter">;</span> +<span id="L330" class="LineNr">330 </span> <span class="Delimiter">}</span> +<span id="L331" class="LineNr">331 </span> instruction_operands<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>curr<span class="Delimiter">);</span> +<span id="L332" class="LineNr">332 </span> bv = <span class="Delimiter">(</span><span class="Constant">1</span> << get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L75'>Operand_type</a></span><span class="Delimiter">,</span> expected_metadata<span class="Delimiter">));</span> +<span id="L333" class="LineNr">333 </span> found =<span class="Constant"> true</span><span class="Delimiter">;</span> +<span id="L334" class="LineNr">334 </span> <span class="Delimiter">}</span> +<span id="L335" class="LineNr">335 </span> <span class="Identifier">return</span> bv<span class="Delimiter">;</span> +<span id="L336" class="LineNr">336 </span><span class="Delimiter">}</span> +<span id="L337" class="LineNr">337 </span> +<span id="L338" class="LineNr">338 </span><span class="Delimiter">:(scenario conflicting_operand_type)</span> +<span id="L339" class="LineNr">339 </span><span class="Special">% Hide_errors = true;</span> +<span id="L340" class="LineNr">340 </span>== <span class="Constant">0x1</span> +<span id="L341" class="LineNr">341 </span>cd/software-interrupt <span class="Constant">80</span>/imm8/imm32 +<span id="L342" class="LineNr">342 </span><span class="traceContains">+error: '80/imm8/imm32' has conflicting operand types; it should have only one</span> +<span id="L343" class="LineNr">343 </span> +<span id="L344" class="LineNr">344 </span><span class="Comment">//: Instructions computing effective addresses have more complex rules, so</span> +<span id="L345" class="LineNr">345 </span><span class="Comment">//: we'll hard-code a common set of instruction-decoding rules.</span> +<span id="L346" class="LineNr">346 </span> +<span id="L347" class="LineNr">347 </span><span class="Delimiter">:(scenario check_missing_mod_operand)</span> +<span id="L348" class="LineNr">348 </span><span class="Special">% Hide_errors = true;</span> +<span id="L349" class="LineNr">349 </span>== <span class="Constant">0x1</span> +<span id="L350" class="LineNr">350 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">3</span>/rm32/ebx <span class="Constant">1</span>/imm32 +<span id="L351" class="LineNr">351 </span><span class="traceContains">+error: '81 0/add/subop 3/rm32/ebx 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing mod operand</span> +<span id="L352" class="LineNr">352 </span> +<span id="L353" class="LineNr">353 </span><span class="Delimiter">:(code)</span> +<span id="L354" class="LineNr">354 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L354'>check_operands_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L355" class="LineNr">355 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> +<span id="L356" class="LineNr">356 </span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L357" class="LineNr">357 </span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L358" class="LineNr">358 </span> <span class="Comment">// no check for r32; some instructions don't use it; just assume it's 0 if missing</span> +<span id="L359" class="LineNr">359 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>op<span class="Delimiter">.</span>data == <span class="Constant">"81"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"8f"</span> || op<span class="Delimiter">.</span>data == <span class="Constant">"ff"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Comment">// keep sync'd with 'help subop'</span> +<span id="L360" class="LineNr">360 </span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L361" class="LineNr">361 </span> <a href='031check_operands.cc.html#L419'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"should be replaced by subop"</span><span class="Delimiter">);</span> +<span id="L362" class="LineNr">362 </span> <span class="Delimiter">}</span> +<span id="L363" class="LineNr">363 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L364" class="LineNr">364 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data != <span class="Constant">"4"</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L365" class="LineNr">365 </span> <span class="Comment">// SIB byte checks</span> +<span id="L366" class="LineNr">366 </span> <span class="Normal">uint8_t</span> mod = <a href='011run.cc.html#L273'>hex_byte</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> +<span id="L367" class="LineNr">367 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>mod != <span class="Comment">/*</span><span class="Comment">direct</span><span class="Comment">*/</span><span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L368" class="LineNr">368 </span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L369" class="LineNr">369 </span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">);</span> <span class="Comment">// otherwise why go to SIB?</span> +<span id="L370" class="LineNr">370 </span> <span class="Delimiter">}</span> +<span id="L371" class="LineNr">371 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> +<span id="L372" class="LineNr">372 </span> <a href='031check_operands.cc.html#L419'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> +<span id="L373" class="LineNr">373 </span> <a href='031check_operands.cc.html#L419'>check_operand_metadata_absent</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> op<span class="Delimiter">,</span> <span class="Constant">"direct mode"</span><span class="Delimiter">);</span> +<span id="L374" class="LineNr">374 </span> <span class="Delimiter">}</span> +<span id="L375" class="LineNr">375 </span> <span class="Comment">// no check for scale; 0 (2**0 = 1) by default</span> +<span id="L376" class="LineNr">376 </span><span class="Delimiter">}</span> +<span id="L377" class="LineNr">377 </span> +<span id="L378" class="LineNr">378 </span><span class="Comment">// same as compare_bitvector, with one additional exception for modrm-based</span> +<span id="L379" class="LineNr">379 </span><span class="Comment">// instructions: they may use an extra displacement on occasion</span> +<span id="L380" class="LineNr">380 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L380'>compare_bitvector_modrm</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L381" class="LineNr">381 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L297'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> +<span id="L382" class="LineNr">382 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> +<span id="L383" class="LineNr">383 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> +<span id="L384" class="LineNr">384 </span> <span class="Comment">// update 'expected' bitvector for the additional exception</span> +<span id="L385" class="LineNr">385 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L386" class="LineNr">386 </span> <span class="Normal">int32_t</span> mod = <a href='011run.cc.html#L362'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">).</span>data<span class="Delimiter">);</span> +<span id="L387" class="LineNr">387 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>mod<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L388" class="LineNr">388 </span> <span class="Normal">case</span> <span class="Constant">0</span>: +<span id="L389" class="LineNr">389 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">)</span> && <a href='011run.cc.html#L362'>parse_int</a><span class="Delimiter">(</span>metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">).</span>data<span class="Delimiter">)</span> == <span class="Constant">5</span><span class="Delimiter">)</span> +<span id="L390" class="LineNr">390 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> +<span id="L391" class="LineNr">391 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L392" class="LineNr">392 </span> <span class="Normal">case</span> <span class="Constant">1</span>: +<span id="L393" class="LineNr">393 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP8<span class="Delimiter">);</span> +<span id="L394" class="LineNr">394 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L395" class="LineNr">395 </span> <span class="Normal">case</span> <span class="Constant">2</span>: +<span id="L396" class="LineNr">396 </span> expected |= <span class="Delimiter">(</span><span class="Constant">1</span><<DISP32<span class="Delimiter">);</span> +<span id="L397" class="LineNr">397 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L398" class="LineNr">398 </span> <span class="Delimiter">}</span> +<span id="L399" class="LineNr">399 </span> <span class="Delimiter">}</span> +<span id="L400" class="LineNr">400 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> +<span id="L401" class="LineNr">401 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L71'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L402" class="LineNr">402 </span><span class="CommentedCode">//? cerr << "comparing for modrm " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> +<span id="L403" class="LineNr">403 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> +<span id="L404" class="LineNr">404 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L74'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +<span id="L405" class="LineNr">405 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> +<span id="L406" class="LineNr">406 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L407" class="LineNr">407 </span> <span class="Normal">else</span> +<span id="L408" class="LineNr">408 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L409" class="LineNr">409 </span> <span class="Comment">// continue giving all errors for a single instruction</span> +<span id="L410" class="LineNr">410 </span> <span class="Delimiter">}</span> +<span id="L411" class="LineNr">411 </span> <span class="Comment">// ignore settings in any unused bits</span> +<span id="L412" class="LineNr">412 </span><span class="Delimiter">}</span> +<span id="L413" class="LineNr">413 </span> +<span id="L414" class="LineNr">414 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L414'>check_operand_metadata_present</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L415" class="LineNr">415 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> +<span id="L416" class="LineNr">416 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << type << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L417" class="LineNr">417 </span><span class="Delimiter">}</span> +<span id="L418" class="LineNr">418 </span> +<span id="L419" class="LineNr">419 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L419'>check_operand_metadata_absent</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> string& type<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">,</span> <span class="Normal">const</span> string& msg<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L420" class="LineNr">420 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_operand_metadata<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> type<span class="Delimiter">))</span> +<span id="L421" class="LineNr">421 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L279'>maybe_name</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << type << <span class="Constant">" operand ("</span> << msg << <span class="Constant">")\n"</span> << end<span class="Delimiter">();</span> +<span id="L422" class="LineNr">422 </span><span class="Delimiter">}</span> +<span id="L423" class="LineNr">423 </span> +<span id="L424" class="LineNr">424 </span><span class="Delimiter">:(scenarios transform)</span> +<span id="L425" class="LineNr">425 </span><span class="Delimiter">:(scenario modrm_with_displacement)</span> +<span id="L426" class="LineNr">426 </span><span class="Special">% Reg[EAX].u = 0x1;</span> <span id="L427" class="LineNr">427 </span>== <span class="Constant">0x1</span> -<span id="L428" class="LineNr">428 </span><span class="Constant">89</span>/copy <span class="Constant">1</span>/mod/lookup+disp8 <span class="Constant">0</span>/rm32/EAX <span class="Constant">1</span>/r32/ECX <span class="Comment"># missing disp8</span> -<span id="L429" class="LineNr">429 </span><span class="traceContains">+error: '89/copy 1/mod/lookup+disp8 0/rm32/EAX 1/r32/ECX' (copy r32 to rm32): missing disp8 operand</span> -<span id="L430" class="LineNr">430 </span> -<span id="L431" class="LineNr">431 </span><span class="Delimiter">:(scenario check_missing_disp32)</span> -<span id="L432" class="LineNr">432 </span><span class="Special">% Hide_errors = true;</span> -<span id="L433" class="LineNr">433 </span>== <span class="Constant">0x1</span> -<span id="L434" class="LineNr">434 </span>8b/copy <span class="Constant">0</span>/mod/indirect <span class="Constant">5</span>/rm32/<span class="Delimiter">.</span>disp32 <span class="Constant">2</span>/r32/EDX <span class="Comment"># missing disp32</span> -<span id="L435" class="LineNr">435 </span><span class="traceContains">+error: '8b/copy 0/mod/indirect 5/rm32/.disp32 2/r32/EDX' (copy rm32 to r32): missing disp32 operand</span> -<span id="L436" class="LineNr">436 </span><span class="Delimiter">:(scenarios run)</span> +<span id="L428" class="LineNr">428 </span><span class="Comment"># just avoid null pointer</span> +<span id="L429" class="LineNr">429 </span>8b/copy <span class="Constant">1</span>/mod/lookup+disp8 <span class="Constant">0</span>/rm32/EAX <span class="Constant">2</span>/r32/EDX <span class="Constant">4</span>/disp8 <span class="Comment"># copy *(EAX+4) to EDX</span> +<span id="L430" class="LineNr">430 </span>$error: <span class="Constant">0</span> +<span id="L431" class="LineNr">431 </span> +<span id="L432" class="LineNr">432 </span><span class="Delimiter">:(scenario check_missing_disp8)</span> +<span id="L433" class="LineNr">433 </span><span class="Special">% Hide_errors = true;</span> +<span id="L434" class="LineNr">434 </span>== <span class="Constant">0x1</span> +<span id="L435" class="LineNr">435 </span><span class="Constant">89</span>/copy <span class="Constant">1</span>/mod/lookup+disp8 <span class="Constant">0</span>/rm32/EAX <span class="Constant">1</span>/r32/ECX <span class="Comment"># missing disp8</span> +<span id="L436" class="LineNr">436 </span><span class="traceContains">+error: '89/copy 1/mod/lookup+disp8 0/rm32/EAX 1/r32/ECX' (copy r32 to rm32): missing disp8 operand</span> <span id="L437" class="LineNr">437 </span> -<span id="L438" class="LineNr">438 </span><span class="Delimiter">:(scenario conflicting_operands_in_modrm_instruction)</span> +<span id="L438" class="LineNr">438 </span><span class="Delimiter">:(scenario check_missing_disp32)</span> <span id="L439" class="LineNr">439 </span><span class="Special">% Hide_errors = true;</span> <span id="L440" class="LineNr">440 </span>== <span class="Constant">0x1</span> -<span id="L441" class="LineNr">441 </span><span class="PreProc">0</span><span class="Constant">1</span>/add <span class="Constant">0</span>/mod <span class="Constant">3</span>/mod -<span id="L442" class="LineNr">442 </span><span class="traceContains">+error: '01/add 0/mod 3/mod' has conflicting mod operands</span> -<span id="L443" class="LineNr">443 </span> -<span id="L444" class="LineNr">444 </span><span class="Delimiter">:(scenario conflicting_operand_type_modrm)</span> -<span id="L445" class="LineNr">445 </span><span class="Special">% Hide_errors = true;</span> -<span id="L446" class="LineNr">446 </span>== <span class="Constant">0x1</span> -<span id="L447" class="LineNr">447 </span><span class="PreProc">0</span><span class="Constant">1</span>/add <span class="Constant">0</span>/mod <span class="Constant">3</span>/rm32/r32 -<span id="L448" class="LineNr">448 </span><span class="traceContains">+error: '3/rm32/r32' has conflicting operand types; it should have only one</span> -<span id="L449" class="LineNr">449 </span> -<span id="L450" class="LineNr">450 </span><span class="Delimiter">:(scenario check_missing_rm32_operand)</span> -<span id="L451" class="LineNr">451 </span><span class="Special">% Hide_errors = true;</span> -<span id="L452" class="LineNr">452 </span>== <span class="Constant">0x1</span> -<span id="L453" class="LineNr">453 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod <span class="Constant">1</span>/imm32 -<span id="L454" class="LineNr">454 </span><span class="traceContains">+error: '81 0/add/subop 0/mod 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing rm32 operand</span> -<span id="L455" class="LineNr">455 </span> -<span id="L456" class="LineNr">456 </span><span class="Delimiter">:(scenario check_missing_subop_operand)</span> -<span id="L457" class="LineNr">457 </span><span class="Special">% Hide_errors = true;</span> -<span id="L458" class="LineNr">458 </span>== <span class="Constant">0x1</span> -<span id="L459" class="LineNr">459 </span><span class="Constant">81</span> <span class="Constant">0</span>/mod <span class="Constant">3</span>/rm32/ebx <span class="Constant">1</span>/imm32 -<span id="L460" class="LineNr">460 </span><span class="traceContains">+error: '81 0/mod 3/rm32/ebx 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing subop operand</span> -<span id="L461" class="LineNr">461 </span> -<span id="L462" class="LineNr">462 </span><span class="Delimiter">:(scenario check_missing_base_operand)</span> -<span id="L463" class="LineNr">463 </span><span class="Special">% Hide_errors = true;</span> -<span id="L464" class="LineNr">464 </span>== <span class="Constant">0x1</span> -<span id="L465" class="LineNr">465 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">1</span>/imm32 -<span id="L466" class="LineNr">466 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing base operand</span> -<span id="L467" class="LineNr">467 </span> -<span id="L468" class="LineNr">468 </span><span class="Delimiter">:(scenario check_missing_index_operand)</span> -<span id="L469" class="LineNr">469 </span><span class="Special">% Hide_errors = true;</span> -<span id="L470" class="LineNr">470 </span>== <span class="Constant">0x1</span> -<span id="L471" class="LineNr">471 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">0</span>/base <span class="Constant">1</span>/imm32 -<span id="L472" class="LineNr">472 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 0/base 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing index operand</span> -<span id="L473" class="LineNr">473 </span> -<span id="L474" class="LineNr">474 </span><span class="Delimiter">:(scenario check_missing_base_operand_2)</span> -<span id="L475" class="LineNr">475 </span><span class="Special">% Hide_errors = true;</span> -<span id="L476" class="LineNr">476 </span>== <span class="Constant">0x1</span> -<span id="L477" class="LineNr">477 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">2</span>/index <span class="Constant">3</span>/scale <span class="Constant">1</span>/imm32 -<span id="L478" class="LineNr">478 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 2/index 3/scale 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing base operand</span> -<span id="L479" class="LineNr">479 </span> -<span id="L480" class="LineNr">480 </span><span class="Delimiter">:(scenario check_extra_displacement)</span> -<span id="L481" class="LineNr">481 </span><span class="Special">% Hide_errors = true;</span> -<span id="L482" class="LineNr">482 </span>== <span class="Constant">0x1</span> -<span id="L483" class="LineNr">483 </span><span class="Constant">89</span>/copy <span class="Constant">0</span>/mod/indirect <span class="Constant">0</span>/rm32/EAX <span class="Constant">1</span>/r32/ECX <span class="Constant">4</span>/disp8 -<span id="L484" class="LineNr">484 </span><span class="traceContains">+error: '89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 4/disp8' (copy r32 to rm32): unexpected disp8 operand</span> -<span id="L485" class="LineNr">485 </span> -<span id="L486" class="LineNr">486 </span><span class="Delimiter">:(scenario check_base_operand_not_needed_in_direct_mode)</span> -<span id="L487" class="LineNr">487 </span>== <span class="Constant">0x1</span> -<span id="L488" class="LineNr">488 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">3</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">1</span>/imm32 -<span id="L489" class="LineNr">489 </span>$error: <span class="Constant">0</span> -<span id="L490" class="LineNr">490 </span> -<span id="L491" class="LineNr">491 </span><span class="Delimiter">:(scenario extra_modrm)</span> -<span id="L492" class="LineNr">492 </span><span class="Special">% Hide_errors = true;</span> -<span id="L493" class="LineNr">493 </span>== <span class="Constant">0x1</span> -<span id="L494" class="LineNr">494 </span><span class="Constant">59</span>/pop-to-ECX <span class="Constant">3</span>/mod/direct <span class="Constant">1</span>/rm32/ECX <span class="Constant">4</span>/r32/ESP -<span id="L495" class="LineNr">495 </span><span class="traceContains">+error: '59/pop-to-ECX 3/mod/direct 1/rm32/ECX 4/r32/ESP' (pop top of stack to ECX): unexpected modrm operand</span> -<span id="L496" class="LineNr">496 </span> -<span id="L497" class="LineNr">497 </span><span class="SalientComment">//:: similarly handle multi-byte opcodes</span> +<span id="L441" class="LineNr">441 </span>8b/copy <span class="Constant">0</span>/mod/indirect <span class="Constant">5</span>/rm32/<span class="Delimiter">.</span>disp32 <span class="Constant">2</span>/r32/EDX <span class="Comment"># missing disp32</span> +<span id="L442" class="LineNr">442 </span><span class="traceContains">+error: '8b/copy 0/mod/indirect 5/rm32/.disp32 2/r32/EDX' (copy rm32 to r32): missing disp32 operand</span> +<span id="L443" class="LineNr">443 </span><span class="Delimiter">:(scenarios run)</span> +<span id="L444" class="LineNr">444 </span> +<span id="L445" class="LineNr">445 </span><span class="Delimiter">:(scenario conflicting_operands_in_modrm_instruction)</span> +<span id="L446" class="LineNr">446 </span><span class="Special">% Hide_errors = true;</span> +<span id="L447" class="LineNr">447 </span>== <span class="Constant">0x1</span> +<span id="L448" class="LineNr">448 </span><span class="PreProc">0</span><span class="Constant">1</span>/add <span class="Constant">0</span>/mod <span class="Constant">3</span>/mod +<span id="L449" class="LineNr">449 </span><span class="traceContains">+error: '01/add 0/mod 3/mod' has conflicting mod operands</span> +<span id="L450" class="LineNr">450 </span> +<span id="L451" class="LineNr">451 </span><span class="Delimiter">:(scenario conflicting_operand_type_modrm)</span> +<span id="L452" class="LineNr">452 </span><span class="Special">% Hide_errors = true;</span> +<span id="L453" class="LineNr">453 </span>== <span class="Constant">0x1</span> +<span id="L454" class="LineNr">454 </span><span class="PreProc">0</span><span class="Constant">1</span>/add <span class="Constant">0</span>/mod <span class="Constant">3</span>/rm32/r32 +<span id="L455" class="LineNr">455 </span><span class="traceContains">+error: '3/rm32/r32' has conflicting operand types; it should have only one</span> +<span id="L456" class="LineNr">456 </span> +<span id="L457" class="LineNr">457 </span><span class="Delimiter">:(scenario check_missing_rm32_operand)</span> +<span id="L458" class="LineNr">458 </span><span class="Special">% Hide_errors = true;</span> +<span id="L459" class="LineNr">459 </span>== <span class="Constant">0x1</span> +<span id="L460" class="LineNr">460 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod <span class="Constant">1</span>/imm32 +<span id="L461" class="LineNr">461 </span><span class="traceContains">+error: '81 0/add/subop 0/mod 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing rm32 operand</span> +<span id="L462" class="LineNr">462 </span> +<span id="L463" class="LineNr">463 </span><span class="Delimiter">:(scenario check_missing_subop_operand)</span> +<span id="L464" class="LineNr">464 </span><span class="Special">% Hide_errors = true;</span> +<span id="L465" class="LineNr">465 </span>== <span class="Constant">0x1</span> +<span id="L466" class="LineNr">466 </span><span class="Constant">81</span> <span class="Constant">0</span>/mod <span class="Constant">3</span>/rm32/ebx <span class="Constant">1</span>/imm32 +<span id="L467" class="LineNr">467 </span><span class="traceContains">+error: '81 0/mod 3/rm32/ebx 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing subop operand</span> +<span id="L468" class="LineNr">468 </span> +<span id="L469" class="LineNr">469 </span><span class="Delimiter">:(scenario check_missing_base_operand)</span> +<span id="L470" class="LineNr">470 </span><span class="Special">% Hide_errors = true;</span> +<span id="L471" class="LineNr">471 </span>== <span class="Constant">0x1</span> +<span id="L472" class="LineNr">472 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">1</span>/imm32 +<span id="L473" class="LineNr">473 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing base operand</span> +<span id="L474" class="LineNr">474 </span> +<span id="L475" class="LineNr">475 </span><span class="Delimiter">:(scenario check_missing_index_operand)</span> +<span id="L476" class="LineNr">476 </span><span class="Special">% Hide_errors = true;</span> +<span id="L477" class="LineNr">477 </span>== <span class="Constant">0x1</span> +<span id="L478" class="LineNr">478 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">0</span>/base <span class="Constant">1</span>/imm32 +<span id="L479" class="LineNr">479 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 0/base 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing index operand</span> +<span id="L480" class="LineNr">480 </span> +<span id="L481" class="LineNr">481 </span><span class="Delimiter">:(scenario check_missing_base_operand_2)</span> +<span id="L482" class="LineNr">482 </span><span class="Special">% Hide_errors = true;</span> +<span id="L483" class="LineNr">483 </span>== <span class="Constant">0x1</span> +<span id="L484" class="LineNr">484 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">0</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">2</span>/index <span class="Constant">3</span>/scale <span class="Constant">1</span>/imm32 +<span id="L485" class="LineNr">485 </span><span class="traceContains">+error: '81 0/add/subop 0/mod/indirect 4/rm32/use-sib 2/index 3/scale 1/imm32' (combine rm32 with <a href='037heap.cc.html#L23'>imm32</a> based on subop): missing base operand</span> +<span id="L486" class="LineNr">486 </span> +<span id="L487" class="LineNr">487 </span><span class="Delimiter">:(scenario check_extra_displacement)</span> +<span id="L488" class="LineNr">488 </span><span class="Special">% Hide_errors = true;</span> +<span id="L489" class="LineNr">489 </span>== <span class="Constant">0x1</span> +<span id="L490" class="LineNr">490 </span><span class="Constant">89</span>/copy <span class="Constant">0</span>/mod/indirect <span class="Constant">0</span>/rm32/EAX <span class="Constant">1</span>/r32/ECX <span class="Constant">4</span>/disp8 +<span id="L491" class="LineNr">491 </span><span class="traceContains">+error: '89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 4/disp8' (copy r32 to rm32): unexpected disp8 operand</span> +<span id="L492" class="LineNr">492 </span> +<span id="L493" class="LineNr">493 </span><span class="Delimiter">:(scenario check_duplicate_operand)</span> +<span id="L494" class="LineNr">494 </span><span class="Special">% Hide_errors = true;</span> +<span id="L495" class="LineNr">495 </span>== <span class="Constant">0x1</span> +<span id="L496" class="LineNr">496 </span><span class="Constant">89</span>/copy <span class="Constant">0</span>/mod/indirect <span class="Constant">0</span>/rm32/EAX <span class="Constant">1</span>/r32/ECX <span class="Constant">1</span>/r32 +<span id="L497" class="LineNr">497 </span><span class="traceContains">+error: '89/copy 0/mod/indirect 0/rm32/EAX 1/r32/ECX 1/r32': duplicate r32 operand</span> <span id="L498" class="LineNr">498 </span> -<span id="L499" class="LineNr">499 </span><span class="Delimiter">:(code)</span> -<span id="L500" class="LineNr">500 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L501" class="LineNr">501 </span> assert<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">);</span> -<span id="L502" class="LineNr">502 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L503" class="LineNr">503 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"opcode '0f' requires a second opcode\n"</span> << end<span class="Delimiter">();</span> -<span id="L504" class="LineNr">504 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L505" class="LineNr">505 </span> <span class="Delimiter">}</span> -<span id="L506" class="LineNr">506 </span> <a href='011run.cc.html#L123'>word</a> op = <a href='031check_operands.cc.html#L36'>preprocess_op</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span> -<span id="L507" class="LineNr">507 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L508" class="LineNr">508 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"unknown 2-byte opcode '0f "</span> << op<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> -<span id="L509" class="LineNr">509 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L510" class="LineNr">510 </span> <span class="Delimiter">}</span> -<span id="L511" class="LineNr">511 </span> check_operands_0f<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L512" class="LineNr">512 </span><span class="Delimiter">}</span> -<span id="L513" class="LineNr">513 </span> -<span id="L514" class="LineNr">514 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L514'>check_operands_f3</a><span class="Delimiter">(</span><span class="Normal">const</span> line& <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L515" class="LineNr">515 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"no supported opcodes starting with f3\n"</span> << end<span class="Delimiter">();</span> -<span id="L516" class="LineNr">516 </span><span class="Delimiter">}</span> -<span id="L517" class="LineNr">517 </span> -<span id="L518" class="LineNr">518 </span><span class="Delimiter">:(scenario check_missing_disp32_operand)</span> -<span id="L519" class="LineNr">519 </span><span class="Special">% Hide_errors = true;</span> -<span id="L520" class="LineNr">520 </span>== <span class="Constant">0x1</span> -<span id="L521" class="LineNr">521 </span><span class="Comment"># instruction effective address operand displacement immediate</span> -<span id="L522" class="LineNr">522 </span><span class="Comment"># op subop mod rm32 base index scale r32</span> -<span id="L523" class="LineNr">523 </span><span class="Comment"># 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> -<span id="L524" class="LineNr">524 </span> <span class="Constant">0f</span> <span class="Constant">84</span> <span class="Comment"># jmp if ZF to ??</span> -<span id="L525" class="LineNr">525 </span><span class="traceContains">+error: '0f 84' (jump disp32 bytes away if equal, if ZF is set): missing disp32 operand</span> +<span id="L499" class="LineNr">499 </span><span class="Delimiter">:(scenario check_base_operand_not_needed_in_direct_mode)</span> +<span id="L500" class="LineNr">500 </span>== <span class="Constant">0x1</span> +<span id="L501" class="LineNr">501 </span><span class="Constant">81</span> <span class="Constant">0</span>/add/subop <span class="Constant">3</span>/mod/indirect <span class="Constant">4</span>/rm32/use-sib <span class="Constant">1</span>/imm32 +<span id="L502" class="LineNr">502 </span>$error: <span class="Constant">0</span> +<span id="L503" class="LineNr">503 </span> +<span id="L504" class="LineNr">504 </span><span class="Delimiter">:(scenario extra_modrm)</span> +<span id="L505" class="LineNr">505 </span><span class="Special">% Hide_errors = true;</span> +<span id="L506" class="LineNr">506 </span>== <span class="Constant">0x1</span> +<span id="L507" class="LineNr">507 </span><span class="Constant">59</span>/pop-to-ECX <span class="Constant">3</span>/mod/direct <span class="Constant">1</span>/rm32/ECX <span class="Constant">4</span>/r32/ESP +<span id="L508" class="LineNr">508 </span><span class="traceContains">+error: '59/pop-to-ECX 3/mod/direct 1/rm32/ECX 4/r32/ESP' (pop top of stack to ECX): unexpected modrm operand</span> +<span id="L509" class="LineNr">509 </span> +<span id="L510" class="LineNr">510 </span><span class="SalientComment">//:: similarly handle multi-byte opcodes</span> +<span id="L511" class="LineNr">511 </span> +<span id="L512" class="LineNr">512 </span><span class="Delimiter">:(code)</span> +<span id="L513" class="LineNr">513 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L514" class="LineNr">514 </span> assert<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>data == <span class="Constant">"0f"</span><span class="Delimiter">);</span> +<span id="L515" class="LineNr">515 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L516" class="LineNr">516 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"opcode '0f' requires a second opcode\n"</span> << end<span class="Delimiter">();</span> +<span id="L517" class="LineNr">517 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L518" class="LineNr">518 </span> <span class="Delimiter">}</span> +<span id="L519" class="LineNr">519 </span> <a href='011run.cc.html#L123'>word</a> op = <a href='031check_operands.cc.html#L36'>preprocess_op</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span> +<span id="L520" class="LineNr">520 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L521" class="LineNr">521 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"unknown 2-byte opcode '0f "</span> << op<span class="Delimiter">.</span>data << <span class="Constant">"'\n"</span> << end<span class="Delimiter">();</span> +<span id="L522" class="LineNr">522 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L523" class="LineNr">523 </span> <span class="Delimiter">}</span> +<span id="L524" class="LineNr">524 </span> check_operands_0f<span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L525" class="LineNr">525 </span><span class="Delimiter">}</span> <span id="L526" class="LineNr">526 </span> -<span id="L527" class="LineNr">527 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L528" class="LineNr">528 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">bitvector</span><span class="Comment">*/</span><span class="Normal">uint8_t</span>> <span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">;</span> -<span id="L529" class="LineNr">529 </span><span class="Delimiter">:(before "End Init Permitted Operands")</span> -<span id="L530" class="LineNr">530 </span><span class="SalientComment">//// Class D: just op and disp32</span> -<span id="L531" class="LineNr">531 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L532" class="LineNr">532 </span><span class="Comment">// 0 0 1 |0 0 0 0</span> -<span id="L533" class="LineNr">533 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"84"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L534" class="LineNr">534 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"85"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L535" class="LineNr">535 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8c"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L536" class="LineNr">536 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L537" class="LineNr">537 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8e"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> -<span id="L538" class="LineNr">538 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L527" class="LineNr">527 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L527'>check_operands_f3</a><span class="Delimiter">(</span><span class="Normal">const</span> line& <span class="Comment">/*</span><span class="Comment">unused</span><span class="Comment">*/</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L528" class="LineNr">528 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"no supported opcodes starting with f3\n"</span> << end<span class="Delimiter">();</span> +<span id="L529" class="LineNr">529 </span><span class="Delimiter">}</span> +<span id="L530" class="LineNr">530 </span> +<span id="L531" class="LineNr">531 </span><span class="Delimiter">:(scenario check_missing_disp32_operand)</span> +<span id="L532" class="LineNr">532 </span><span class="Special">% Hide_errors = true;</span> +<span id="L533" class="LineNr">533 </span>== <span class="Constant">0x1</span> +<span id="L534" class="LineNr">534 </span><span class="Comment"># instruction effective address operand displacement immediate</span> +<span id="L535" class="LineNr">535 </span><span class="Comment"># op subop mod rm32 base index scale r32</span> +<span id="L536" class="LineNr">536 </span><span class="Comment"># 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes</span> +<span id="L537" class="LineNr">537 </span> <span class="Constant">0f</span> <span class="Constant">84</span> <span class="Comment"># jmp if ZF to ??</span> +<span id="L538" class="LineNr">538 </span><span class="traceContains">+error: '0f 84' (jump disp32 bytes away if equal, if ZF is set): missing disp32 operand</span> <span id="L539" class="LineNr">539 </span> -<span id="L540" class="LineNr">540 </span><span class="SalientComment">//// Class M: using ModR/M byte</span> -<span id="L541" class="LineNr">541 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> -<span id="L542" class="LineNr">542 </span><span class="Comment">// 0 0 0 |0 0 0 1</span> -<span id="L543" class="LineNr">543 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"af"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> -<span id="L544" class="LineNr">544 </span> -<span id="L545" class="LineNr">545 </span><span class="Delimiter">:(code)</span> -<span id="L546" class="LineNr">546 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L547" class="LineNr">547 </span> <span class="Normal">uint8_t</span> expected_bitvector = get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L528'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L548" class="LineNr">548 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>HAS<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L64'>MODRM</a><span class="Delimiter">))</span> -<span id="L549" class="LineNr">549 </span> <a href='031check_operands.cc.html#L347'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> -<span id="L550" class="LineNr">550 </span> <a href='031check_operands.cc.html#L553'>compare_bitvector_0f</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> CLEAR<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L64'>MODRM</a><span class="Delimiter">),</span> op<span class="Delimiter">);</span> -<span id="L551" class="LineNr">551 </span><span class="Delimiter">}</span> +<span id="L540" class="LineNr">540 </span><span class="Delimiter">:(before "End Globals")</span> +<span id="L541" class="LineNr">541 </span>map<<span class="Comment">/*</span><span class="Comment">op</span><span class="Comment">*/</span>string<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">bitvector</span><span class="Comment">*/</span><span class="Normal">uint8_t</span>> <span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">;</span> +<span id="L542" class="LineNr">542 </span><span class="Delimiter">:(before "End Init Permitted Operands")</span> +<span id="L543" class="LineNr">543 </span><span class="SalientComment">//// Class D: just op and disp32</span> +<span id="L544" class="LineNr">544 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> +<span id="L545" class="LineNr">545 </span><span class="Comment">// 0 0 1 |0 0 0 0</span> +<span id="L546" class="LineNr">546 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"84"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L547" class="LineNr">547 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"85"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L548" class="LineNr">548 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8c"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L549" class="LineNr">549 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8d"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L550" class="LineNr">550 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8e"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> +<span id="L551" class="LineNr">551 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"8f"</span><span class="Delimiter">,</span> <span class="Constant">0x10</span><span class="Delimiter">);</span> <span id="L552" class="LineNr">552 </span> -<span id="L553" class="LineNr">553 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L553'>compare_bitvector_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L554" class="LineNr">554 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L296'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> -<span id="L555" class="LineNr">555 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>computed_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> -<span id="L556" class="LineNr">556 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> -<span id="L557" class="LineNr">557 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> -<span id="L558" class="LineNr">558 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L71'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L559" class="LineNr">559 </span><span class="CommentedCode">//? cerr << "comparing " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> -<span id="L560" class="LineNr">560 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> -<span id="L561" class="LineNr">561 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L74'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L562" class="LineNr">562 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> -<span id="L563" class="LineNr">563 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L571'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L564" class="LineNr">564 </span> <span class="Normal">else</span> -<span id="L565" class="LineNr">565 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L571'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> -<span id="L566" class="LineNr">566 </span> <span class="Comment">// continue giving all errors for a single instruction</span> -<span id="L567" class="LineNr">567 </span> <span class="Delimiter">}</span> -<span id="L568" class="LineNr">568 </span> <span class="Comment">// ignore settings in any unused bits</span> -<span id="L569" class="LineNr">569 </span><span class="Delimiter">}</span> -<span id="L570" class="LineNr">570 </span> -<span id="L571" class="LineNr">571 </span>string <a href='031check_operands.cc.html#L571'>maybe_name_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L572" class="LineNr">572 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L573" class="LineNr">573 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L574" class="LineNr">574 </span> <span class="Comment">// strip stuff in parens from the name</span> -<span id="L575" class="LineNr">575 </span> <span class="Normal">const</span> string& s = get<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> -<span id="L576" class="LineNr">576 </span> <span class="Identifier">return</span> <span class="Constant">" ("</span>+s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">" ("</span><span class="Delimiter">))</span>+<span class="Constant">')'</span><span class="Delimiter">;</span> -<span id="L577" class="LineNr">577 </span><span class="Delimiter">}</span> -<span id="L578" class="LineNr">578 </span> -<span id="L579" class="LineNr">579 </span>string <a href='031check_operands.cc.html#L579'>tolower</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L580" class="LineNr">580 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L581" class="LineNr">581 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span> *s<span class="Delimiter">;</span> ++s<span class="Delimiter">)</span> -<span id="L582" class="LineNr">582 </span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><a href='031check_operands.cc.html#L579'>tolower</a><span class="Delimiter">(</span>*s<span class="Delimiter">));</span> -<span id="L583" class="LineNr">583 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span id="L584" class="LineNr">584 </span><span class="Delimiter">}</span> -<span id="L585" class="LineNr">585 </span> -<span id="L586" class="LineNr">586 </span><span class="Comment">#undef HAS</span> -<span id="L587" class="LineNr">587 </span><span class="Comment">#undef SET</span> -<span id="L588" class="LineNr">588 </span><span class="Comment">#undef CLEAR</span> -<span id="L589" class="LineNr">589 </span> -<span id="L590" class="LineNr">590 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L591" class="LineNr">591 </span><span class="Comment">#include<cctype></span> +<span id="L553" class="LineNr">553 </span><span class="SalientComment">//// Class M: using ModR/M byte</span> +<span id="L554" class="LineNr">554 </span><span class="Comment">// imm32 imm8 disp32 |disp16 disp8 subop modrm</span> +<span id="L555" class="LineNr">555 </span><span class="Comment">// 0 0 0 |0 0 0 1</span> +<span id="L556" class="LineNr">556 </span><a href='001help.cc.html#L262'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> <span class="Constant">"af"</span><span class="Delimiter">,</span> <span class="Constant">0x01</span><span class="Delimiter">);</span> +<span id="L557" class="LineNr">557 </span> +<span id="L558" class="LineNr">558 </span><span class="Delimiter">:(code)</span> +<span id="L559" class="LineNr">559 </span><span class="Normal">void</span> check_operands_0f<span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L560" class="LineNr">560 </span> <span class="Normal">uint8_t</span> expected_bitvector = get<span class="Delimiter">(</span><span class="Special"><a href='031check_operands.cc.html#L541'>Permitted_operands_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> +<span id="L561" class="LineNr">561 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>HAS<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L64'>MODRM</a><span class="Delimiter">))</span> +<span id="L562" class="LineNr">562 </span> <a href='031check_operands.cc.html#L354'>check_operands_modrm</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> op<span class="Delimiter">);</span> +<span id="L563" class="LineNr">563 </span> <a href='031check_operands.cc.html#L566'>compare_bitvector_0f</a><span class="Delimiter">(</span>inst<span class="Delimiter">,</span> CLEAR<span class="Delimiter">(</span>expected_bitvector<span class="Delimiter">,</span> <a href='031check_operands.cc.html#L64'>MODRM</a><span class="Delimiter">),</span> op<span class="Delimiter">);</span> +<span id="L564" class="LineNr">564 </span><span class="Delimiter">}</span> +<span id="L565" class="LineNr">565 </span> +<span id="L566" class="LineNr">566 </span><span class="Normal">void</span> <a href='031check_operands.cc.html#L566'>compare_bitvector_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> line& inst<span class="Delimiter">,</span> <span class="Normal">uint8_t</span> expected<span class="Delimiter">,</span> <span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L567" class="LineNr">567 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='030---operands.cc.html#L379'>all_hex_bytes</a><span class="Delimiter">(</span>inst<span class="Delimiter">)</span> && <a href='031check_operands.cc.html#L297'>has_operands</a><span class="Delimiter">(</span>inst<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// deliberately programming in raw hex; we'll raise a warning elsewhere</span> +<span id="L568" class="LineNr">568 </span> <span class="Normal">uint8_t</span> bitvector = <a href='031check_operands.cc.html#L287'>compute_expected_operand_bitvector</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> +<span id="L569" class="LineNr">569 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// duplicate operand type</span> +<span id="L570" class="LineNr">570 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>bitvector == expected<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// all good with this instruction</span> +<span id="L571" class="LineNr">571 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='031check_operands.cc.html#L71'>NUM_OPERAND_TYPES</a><span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> bitvector >>= <span class="Constant">1</span><span class="Delimiter">,</span> expected >>= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L572" class="LineNr">572 </span><span class="CommentedCode">//? cerr << "comparing " << HEXBYTE << NUM(bitvector) << " with " << NUM(expected) << '\n';</span> +<span id="L573" class="LineNr">573 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> == <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// all good with this operand</span> +<span id="L574" class="LineNr">574 </span> <span class="Normal">const</span> string& optype = <span class="Special"><a href='031check_operands.cc.html#L74'>Operand_type_name</a></span><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +<span id="L575" class="LineNr">575 </span> <span class="Normal">if</span> <span class="Delimiter">((</span>bitvector & <span class="Constant">0x1</span><span class="Delimiter">)</span> > <span class="Delimiter">(</span>expected & <span class="Constant">0x1</span><span class="Delimiter">))</span> +<span id="L576" class="LineNr">576 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L584'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": unexpected "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L577" class="LineNr">577 </span> <span class="Normal">else</span> +<span id="L578" class="LineNr">578 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"'"</span> << to_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'"</span> << <a href='031check_operands.cc.html#L584'>maybe_name_0f</a><span class="Delimiter">(</span>op<span class="Delimiter">)</span> << <span class="Constant">": missing "</span> << optype << <span class="Constant">" operand\n"</span> << end<span class="Delimiter">();</span> +<span id="L579" class="LineNr">579 </span> <span class="Comment">// continue giving all errors for a single instruction</span> +<span id="L580" class="LineNr">580 </span> <span class="Delimiter">}</span> +<span id="L581" class="LineNr">581 </span> <span class="Comment">// ignore settings in any unused bits</span> +<span id="L582" class="LineNr">582 </span><span class="Delimiter">}</span> +<span id="L583" class="LineNr">583 </span> +<span id="L584" class="LineNr">584 </span>string <a href='031check_operands.cc.html#L584'>maybe_name_0f</a><span class="Delimiter">(</span><span class="Normal">const</span> word& op<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L585" class="LineNr">585 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_hex_byte<span class="Delimiter">(</span>op<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> +<span id="L586" class="LineNr">586 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> +<span id="L587" class="LineNr">587 </span> <span class="Comment">// strip stuff in parens from the name</span> +<span id="L588" class="LineNr">588 </span> <span class="Normal">const</span> string& s = get<span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L379'>Name_0f</a></span><span class="Delimiter">,</span> op<span class="Delimiter">.</span>data<span class="Delimiter">);</span> +<span id="L589" class="LineNr">589 </span> <span class="Identifier">return</span> <span class="Constant">" ("</span>+s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">" ("</span><span class="Delimiter">))</span>+<span class="Constant">')'</span><span class="Delimiter">;</span> +<span id="L590" class="LineNr">590 </span><span class="Delimiter">}</span> +<span id="L591" class="LineNr">591 </span> +<span id="L592" class="LineNr">592 </span>string <a href='031check_operands.cc.html#L592'>tolower</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* s<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L593" class="LineNr">593 </span> ostringstream out<span class="Delimiter">;</span> +<span id="L594" class="LineNr">594 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">nada</span><span class="Comment">*/</span><span class="Delimiter">;</span> *s<span class="Delimiter">;</span> ++s<span class="Delimiter">)</span> +<span id="L595" class="LineNr">595 </span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><a href='031check_operands.cc.html#L592'>tolower</a><span class="Delimiter">(</span>*s<span class="Delimiter">));</span> +<span id="L596" class="LineNr">596 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> +<span id="L597" class="LineNr">597 </span><span class="Delimiter">}</span> +<span id="L598" class="LineNr">598 </span> +<span id="L599" class="LineNr">599 </span><span class="Comment">#undef HAS</span> +<span id="L600" class="LineNr">600 </span><span class="Comment">#undef SET</span> +<span id="L601" class="LineNr">601 </span><span class="Comment">#undef CLEAR</span> +<span id="L602" class="LineNr">602 </span> +<span id="L603" class="LineNr">603 </span><span class="Delimiter">:(before "End Includes")</span> +<span id="L604" class="LineNr">604 </span><span class="Comment">#include<cctype></span> </pre> </body> </html> diff --git a/html/subx/032check_operand_bounds.cc.html b/html/subx/032check_operand_bounds.cc.html index 1c28e1d3..6df7342d 100644 --- a/html/subx/032check_operand_bounds.cc.html +++ b/html/subx/032check_operand_bounds.cc.html @@ -92,7 +92,7 @@ if ('onhashchange' in window) { <span id="L30" class="LineNr">30 </span> <a href='003trace.cc.html#L183'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- check operand bounds"</span> << end<span class="Delimiter">();</span> <span id="L31" class="LineNr">31 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span><a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L32" class="LineNr">32 </span> <span class="Normal">const</span> line& inst = <a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L33" class="LineNr">33 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <a href='031check_operands.cc.html#L300'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> j < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> +<span id="L33" class="LineNr">33 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <a href='031check_operands.cc.html#L301'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> j < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span id="L34" class="LineNr">34 </span> check_operand_bounds<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span> <span id="L35" class="LineNr">35 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L204'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// stop at the first mal-formed instruction</span> <span id="L36" class="LineNr">36 </span> <span class="Delimiter">}</span> diff --git a/html/subx/039debug.cc.html b/html/subx/039debug.cc.html index df6a779a..542fb206 100644 --- a/html/subx/039debug.cc.html +++ b/html/subx/039debug.cc.html @@ -63,54 +63,54 @@ if ('onhashchange' in window) { <span id="L4" class="LineNr"> 4 </span><span class="Comment">//: (It'll only affect the trace.)</span> <span id="L5" class="LineNr"> 5 </span> <span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L7" class="LineNr"> 7 </span>map<<span class="Comment">/*</span><span class="Comment">address</span><span class="Comment">*/</span><span class="Normal">uint32_t</span><span class="Delimiter">,</span> string> <span class="Special">Symbol_name</span><span class="Delimiter">;</span> <span class="Comment">// used only by 'subx run'</span> +<span id="L7" class="LineNr"> 7 </span>map<<span class="Comment">/*</span><span class="Comment">address</span><span class="Comment">*/</span><span class="Normal">uint32_t</span><span class="Delimiter">,</span> string> <span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">;</span> <span class="Comment">// used only by 'subx run'</span> <span id="L8" class="LineNr"> 8 </span><span class="Delimiter">:(before "End --map Settings")</span> -<span id="L9" class="LineNr"> 9 </span>load_map<span class="Delimiter">(</span><span class="Constant">"map"</span><span class="Delimiter">);</span> +<span id="L9" class="LineNr"> 9 </span><a href='039debug.cc.html#L11'>load_map</a><span class="Delimiter">(</span><span class="Constant">"map"</span><span class="Delimiter">);</span> <span id="L10" class="LineNr">10 </span><span class="Delimiter">:(code)</span> -<span id="L11" class="LineNr">11 </span><span class="Normal">void</span> load_map<span class="Delimiter">(</span><span class="Normal">const</span> string& map_filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L11" class="LineNr">11 </span><span class="Normal">void</span> <a href='039debug.cc.html#L11'>load_map</a><span class="Delimiter">(</span><span class="Normal">const</span> string& map_filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L12" class="LineNr">12 </span> ifstream fin<span class="Delimiter">(</span>map_filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> <span id="L13" class="LineNr">13 </span> fin >> std::hex<span class="Delimiter">;</span> -<span id="L14" class="LineNr">14 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>fin<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L14" class="LineNr">14 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L274'>has_data</a><span class="Delimiter">(</span>fin<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L15" class="LineNr">15 </span> <span class="Normal">uint32_t</span> addr = <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L16" class="LineNr">16 </span> fin >> addr<span class="Delimiter">;</span> <span id="L17" class="LineNr">17 </span> string name<span class="Delimiter">;</span> <span id="L18" class="LineNr">18 </span> fin >> name<span class="Delimiter">;</span> -<span id="L19" class="LineNr">19 </span> put<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> addr<span class="Delimiter">,</span> name<span class="Delimiter">);</span> +<span id="L19" class="LineNr">19 </span> <a href='001help.cc.html#L252'>put</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> addr<span class="Delimiter">,</span> name<span class="Delimiter">);</span> <span id="L20" class="LineNr">20 </span> <span class="Delimiter">}</span> <span id="L21" class="LineNr">21 </span><span class="Delimiter">}</span> <span id="L22" class="LineNr">22 </span> <span id="L23" class="LineNr">23 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L24" class="LineNr">24 </span><span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> EIP<span class="Delimiter">))</span> -<span id="L25" class="LineNr">25 </span> trace<span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"== label "</span> << get<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> +<span id="L24" class="LineNr">24 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L256'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L29'>EIP</a><span class="Delimiter">))</span> +<span id="L25" class="LineNr">25 </span> <a href='003trace.cc.html#L183'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"== label "</span> << get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L29'>EIP</a><span class="Delimiter">)</span> << end<span class="Delimiter">();</span> <span id="L26" class="LineNr">26 </span> <span id="L27" class="LineNr">27 </span><span class="Comment">//: If a label starts with '$watch-', make a note of the effective address</span> <span id="L28" class="LineNr">28 </span><span class="Comment">//: computed by the next instruction. Start dumping out its contents to the</span> <span id="L29" class="LineNr">29 </span><span class="Comment">//: trace after every subsequent instruction.</span> <span id="L30" class="LineNr">30 </span> <span id="L31" class="LineNr">31 </span><span class="Delimiter">:(after "Run One Instruction")</span> -<span id="L32" class="LineNr">32 </span>dump_watch_points<span class="Delimiter">();</span> +<span id="L32" class="LineNr">32 </span><a href='039debug.cc.html#L38'>dump_watch_points</a><span class="Delimiter">();</span> <span id="L33" class="LineNr">33 </span><span class="Delimiter">:(before "End Globals")</span> -<span id="L34" class="LineNr">34 </span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> <span class="Special">Watch_points</span><span class="Delimiter">;</span> +<span id="L34" class="LineNr">34 </span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> <span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">;</span> <span id="L35" class="LineNr">35 </span><span class="Delimiter">:(before "End Reset")</span> -<span id="L36" class="LineNr">36 </span><span class="Special">Watch_points</span><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> +<span id="L36" class="LineNr">36 </span><span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span id="L37" class="LineNr">37 </span><span class="Delimiter">:(code)</span> -<span id="L38" class="LineNr">38 </span><span class="Normal">void</span> dump_watch_points<span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L39" class="LineNr">39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special">Watch_points</span><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L40" class="LineNr">40 </span> dbg << <span class="Constant">"watch points:"</span> << end<span class="Delimiter">();</span> -<span id="L41" class="LineNr">41 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>::iterator p = <span class="Special">Watch_points</span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special">Watch_points</span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> -<span id="L42" class="LineNr">42 </span> dbg << <span class="Constant">" "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << HEXWORD << p<span class="Delimiter">-></span>second << <span class="Constant">" -> "</span> << HEXWORD << read_mem_u32<span class="Delimiter">(</span>p<span class="Delimiter">-></span>second<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> +<span id="L38" class="LineNr">38 </span><span class="Normal">void</span> <a href='039debug.cc.html#L38'>dump_watch_points</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L39" class="LineNr">39 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<span id="L40" class="LineNr">40 </span> <a href='003trace.cc.html#L186'>dbg</a> << <span class="Constant">"watch points:"</span> << end<span class="Delimiter">();</span> +<span id="L41" class="LineNr">41 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>::iterator p = <span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> +<span id="L42" class="LineNr">42 </span> <a href='003trace.cc.html#L186'>dbg</a> << <span class="Constant">" "</span> << p<span class="Delimiter">-></span>first << <span class="Constant">": "</span> << <a href='010---vm.cc.html#L413'>HEXWORD</a> << p<span class="Delimiter">-></span>second << <span class="Constant">" -> "</span> << <a href='010---vm.cc.html#L413'>HEXWORD</a> << <a href='010---vm.cc.html#L209'>read_mem_u32</a><span class="Delimiter">(</span>p<span class="Delimiter">-></span>second<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> <span id="L43" class="LineNr">43 </span><span class="Delimiter">}</span> <span id="L44" class="LineNr">44 </span> <span id="L45" class="LineNr">45 </span><span class="Delimiter">:(before "End Globals")</span> <span id="L46" class="LineNr">46 </span>string <span class="Special">Watch_this_effective_address</span><span class="Delimiter">;</span> <span id="L47" class="LineNr">47 </span><span class="Delimiter">:(after "Run One Instruction")</span> <span id="L48" class="LineNr">48 </span><span class="Special">Watch_this_effective_address</span> = <span class="Constant">""</span><span class="Delimiter">;</span> -<span id="L49" class="LineNr">49 </span><span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> EIP<span class="Delimiter">)</span> && starts_with<span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> EIP<span class="Delimiter">),</span> <span class="Constant">"$watch-"</span><span class="Delimiter">))</span> -<span id="L50" class="LineNr">50 </span> <span class="Special">Watch_this_effective_address</span> = get<span class="Delimiter">(</span><span class="Special">Symbol_name</span><span class="Delimiter">,</span> EIP<span class="Delimiter">);</span> +<span id="L49" class="LineNr">49 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L256'>contains_key</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L29'>EIP</a><span class="Delimiter">)</span> && <a href='001help.cc.html#L102'>starts_with</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L29'>EIP</a><span class="Delimiter">),</span> <span class="Constant">"$watch-"</span><span class="Delimiter">))</span> +<span id="L50" class="LineNr">50 </span> <span class="Special">Watch_this_effective_address</span> = get<span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L7'>Symbol_name</a></span><span class="Delimiter">,</span> <a href='010---vm.cc.html#L29'>EIP</a><span class="Delimiter">);</span> <span id="L51" class="LineNr">51 </span><span class="Delimiter">:(after "Found effective_address(addr)")</span> <span id="L52" class="LineNr">52 </span><span class="Normal">if</span> <span class="Delimiter">(</span>!<span class="Special">Watch_this_effective_address</span><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L53" class="LineNr">53 </span> dbg << <span class="Constant">"now watching "</span> << HEXWORD << addr << <span class="Constant">" for "</span> << <span class="Special">Watch_this_effective_address</span> << end<span class="Delimiter">();</span> -<span id="L54" class="LineNr">54 </span> put<span class="Delimiter">(</span><span class="Special">Watch_points</span><span class="Delimiter">,</span> <span class="Special">Watch_this_effective_address</span><span class="Delimiter">,</span> addr<span class="Delimiter">);</span> +<span id="L53" class="LineNr">53 </span> <a href='003trace.cc.html#L186'>dbg</a> << <span class="Constant">"now watching "</span> << <a href='010---vm.cc.html#L413'>HEXWORD</a> << addr << <span class="Constant">" for "</span> << <span class="Special">Watch_this_effective_address</span> << end<span class="Delimiter">();</span> +<span id="L54" class="LineNr">54 </span> <a href='001help.cc.html#L252'>put</a><span class="Delimiter">(</span><span class="Special"><a href='039debug.cc.html#L34'>Watch_points</a></span><span class="Delimiter">,</span> <span class="Special">Watch_this_effective_address</span><span class="Delimiter">,</span> addr<span class="Delimiter">);</span> <span id="L55" class="LineNr">55 </span><span class="Delimiter">}</span> </pre> </body> |