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| author | Kartik Agaram <vc@akkartik.com> | 2018-10-24 23:05:58 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2018-10-24 23:05:58 -0700 |
| commit | 6f37250dd9d81c812fb5eddd747d237d94fff9b2 (patch) | |
| tree | f6bddf48a74e6c8a82e23a91faa8c7baa7394ef2 /html/subx/055trace.subx.html | |
| parent | 0939de63731bb7fa6e2dbb33c5748252682253be (diff) | |
| download | mu-6f37250dd9d81c812fb5eddd747d237d94fff9b2.tar.gz | |
4722
Diffstat (limited to 'html/subx/055trace.subx.html')
| -rw-r--r-- | html/subx/055trace.subx.html | 480 |
1 files changed, 245 insertions, 235 deletions
diff --git a/html/subx/055trace.subx.html b/html/subx/055trace.subx.html index 16a7af2f..b5ee6e66 100644 --- a/html/subx/055trace.subx.html +++ b/html/subx/055trace.subx.html @@ -132,241 +132,251 @@ if ('onhashchange' in window) { <span id="L77" class="LineNr"> 77 </span> 52/push-EDX <span id="L78" class="LineNr"> 78 </span> 53/push-EBX <span id="L79" class="LineNr"> 79 </span> 56/push-ESI -<span id="L80" class="LineNr"> 80 </span> <span class="Comment"># EAX = t</span> -<span id="L81" class="LineNr"> 81 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 0/r32/EAX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+8) to EAX</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Comment"># EBX = line</span> -<span id="L83" class="LineNr"> 83 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 3/r32/EBX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+12) to EBX</span> -<span id="L84" class="LineNr"> 84 </span> <span class="Comment"># append line to t.data from t.write</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Comment">#</span> -<span id="L86" class="LineNr"> 86 </span> <span class="Comment"># pseudocode:</span> -<span id="L87" class="LineNr"> 87 </span> <span class="Comment"># destend = &t.data[t.length]</span> -<span id="L88" class="LineNr"> 88 </span> <span class="Comment"># oldw = t.write</span> -<span id="L89" class="LineNr"> 89 </span> <span class="Comment"># if line.length == 0 return</span> -<span id="L90" class="LineNr"> 90 </span> <span class="Comment"># t.write += line.length + 1 # for newline</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Comment"># dest = &t.data[oldw]</span> -<span id="L92" class="LineNr"> 92 </span> <span class="Comment"># srcend = &line.data[line.length]</span> -<span id="L93" class="LineNr"> 93 </span> <span class="Comment"># src = &line.data[0]</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Comment"># while true:</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Comment"># if src >= srcend break</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Comment"># if dest >= destend break # for now silently ignore filled up trace buffer</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Comment"># *dest = *src</span> -<span id="L98" class="LineNr"> 98 </span> <span class="Comment"># ++src</span> -<span id="L99" class="LineNr"> 99 </span> <span class="Comment"># ++dest</span> -<span id="L100" class="LineNr">100 </span> <span class="Comment"># if dest >= destend return</span> -<span id="L101" class="LineNr">101 </span> <span class="Comment"># *dest = 10/newline</span> -<span id="L102" class="LineNr">102 </span> <span class="Comment">#</span> -<span id="L103" class="LineNr">103 </span> <span class="Comment"># key registers to set up for the loop:</span> -<span id="L104" class="LineNr">104 </span> <span class="Comment"># EAX/dest, ECX/destend, EBX/src, ESI/srcend</span> -<span id="L105" class="LineNr">105 </span> <span class="Comment"># we save EDX for byte operations (has to be one of the first 4 registers)</span> -<span id="L106" class="LineNr">106 </span> <span class="Comment">#</span> -<span id="L107" class="LineNr">107 </span> <span class="Comment"># register setup before the loop:</span> -<span id="L108" class="LineNr">108 </span> <span class="Comment"># EAX = *(EBP+8) # t</span> -<span id="L109" class="LineNr">109 </span> <span class="Comment"># EBX = *(EBP+12) # line</span> -<span id="L110" class="LineNr">110 </span> <span class="Comment"># ECX = *(EAX+8) # t.length</span> -<span id="L111" class="LineNr">111 </span> <span class="Comment"># ECX = EAX+12+ECX # destend = &t.data[t.length]</span> -<span id="L112" class="LineNr">112 </span> <span class="Comment"># ESI = *EAX # oldw = t.write</span> -<span id="L113" class="LineNr">113 </span> <span class="Comment"># EDX = *EBX # line.length</span> -<span id="L114" class="LineNr">114 </span> <span class="Comment"># *EAX = *EAX + EDX # update t.write (allowed to go past t.length)</span> -<span id="L115" class="LineNr">115 </span> <span class="Comment"># # do this here just because it's convenient</span> -<span id="L116" class="LineNr">116 </span> <span class="Comment"># ++ *EAX # for the newline</span> -<span id="L117" class="LineNr">117 </span> <span class="Comment"># EAX = EAX+12+ESI # dest = &t.data[oldw]</span> -<span id="L118" class="LineNr">118 </span> <span class="Comment"># ESI = EBX+4+EDX # srcend = &line.data[line.length]</span> -<span id="L119" class="LineNr">119 </span> <span class="Comment"># EBX = EBX+4 # src = &line.data[0]</span> -<span id="L120" class="LineNr">120 </span> <span class="Comment">#</span> -<span id="L121" class="LineNr">121 </span> <span class="Comment"># EAX/t and EBX/line are already initialized</span> -<span id="L122" class="LineNr">122 </span> <span class="Comment"># ECX = t.length</span> -<span id="L123" class="LineNr">123 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EAX+8) to ECX</span> -<span id="L124" class="LineNr">124 </span> <span class="Comment"># ECX/destend = &t.data[t.length]</span> -<span id="L125" class="LineNr">125 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Delimiter"> . </span> 1/r32/ECX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EAX+ECX+12 to ECX</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment"># ESI/oldw = t.write</span> -<span id="L127" class="LineNr">127 </span> 8b/copy 0/mod/indirect 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 6/r32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy *EAX to ESI</span> -<span id="L128" class="LineNr">128 </span> <span class="Comment"># EDX = line.length</span> -<span id="L129" class="LineNr">129 </span> 8b/copy 0/mod/indirect 3/rm32/EBX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/EDX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy *EBX to EDX</span> -<span id="L130" class="LineNr">130 </span> <span class="Comment"># if EDX == 0 return</span> -<span id="L131" class="LineNr">131 </span> 81 7/subop/compare 3/mod/direct 2/rm32/EDX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># compare EDX</span> -<span id="L132" class="LineNr">132 </span> 74/jump-if-equal $trace:end/disp8 -<span id="L133" class="LineNr">133 </span> <span class="Comment"># t.write += line.length</span> -<span id="L134" class="LineNr">134 </span> 01/add 0/mod/indirect 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/EDX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># add EDX to *EAX</span> -<span id="L135" class="LineNr">135 </span> <span class="Comment"># t.write++ (for the newline we'll append below)</span> -<span id="L136" class="LineNr">136 </span> 81 0/subop/add 0/mod/indirect 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># add to *EAX</span> -<span id="L137" class="LineNr">137 </span> <span class="Comment"># EAX/dest = &t.data[oldw]</span> -<span id="L138" class="LineNr">138 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 6/index/ESI <span class="Delimiter"> . </span> 0/r32/EAX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EAX+ESI+12 to EAX</span> -<span id="L139" class="LineNr">139 </span> <span class="Comment"># ESI/srcend = &line.data[line.length]</span> -<span id="L140" class="LineNr">140 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 3/base/EBX 2/index/EDX <span class="Delimiter"> . </span> 6/r32/ESI 4/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EBX+EDX+4 to ESI</span> -<span id="L141" class="LineNr">141 </span> <span class="Comment"># EBX/src = &line.data[0]</span> -<span id="L142" class="LineNr">142 </span> 81 0/subop/add 3/mod/direct 3/rm32/EBX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to EBX</span> -<span id="L143" class="LineNr">143 </span> <span class="Comment"># while (true)</span> -<span id="L144" class="LineNr">144 </span>$trace:loop: -<span id="L145" class="LineNr">145 </span> <span class="Comment"># if EBX/src >= ESI/srcend break</span> -<span id="L146" class="LineNr">146 </span> 39/compare 3/mod/direct 3/rm32/EBX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 6/r32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EBX with ESI</span> -<span id="L147" class="LineNr">147 </span> 7d/jump-if-greater-or-equal $trace:break/disp8 -<span id="L148" class="LineNr">148 </span> <span class="Comment"># if EAX/dest >= ECX/destend break (for now silently ignore filled up trace buffer)</span> -<span id="L149" class="LineNr">149 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EAX with ECX</span> -<span id="L150" class="LineNr">150 </span> 7d/jump-if-greater-or-equal $trace:break/disp8 -<span id="L151" class="LineNr">151 </span> <span class="Comment"># copy one byte</span> -<span id="L152" class="LineNr">152 </span> 8a/copy-byte 0/mod/indirect 3/rm32/EBX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/DL <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy byte at *EBX to DL</span> -<span id="L153" class="LineNr">153 </span> 88/copy-byte 0/mod/indirect 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/DL <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy byte at DL to *EAX</span> -<span id="L154" class="LineNr">154 </span> <span class="Comment"># updates</span> -<span id="L155" class="LineNr">155 </span> 40/increment-EAX -<span id="L156" class="LineNr">156 </span> 43/increment-EBX -<span id="L157" class="LineNr">157 </span> eb/jump $trace:loop/disp8 -<span id="L158" class="LineNr">158 </span>$trace:break: -<span id="L159" class="LineNr">159 </span> <span class="Comment"># finally, append a newline</span> -<span id="L160" class="LineNr">160 </span> <span class="Comment"># if EAX/dest >= ECX/destend return</span> -<span id="L161" class="LineNr">161 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EAX with ECX</span> -<span id="L162" class="LineNr">162 </span> 7d/jump-if-greater-or-equal $trace:end/disp8 -<span id="L163" class="LineNr">163 </span> <span class="Comment"># append</span> -<span id="L164" class="LineNr">164 </span> ba/copy-to-EDX 0x0a/imm32 -<span id="L165" class="LineNr">165 </span> 88/copy-byte 0/mod/indirect 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/DL <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy byte at DL to *EAX</span> -<span id="L166" class="LineNr">166 </span>$trace:end: -<span id="L167" class="LineNr">167 </span> <span class="Comment"># restore registers</span> -<span id="L168" class="LineNr">168 </span> 5e/pop-to-ESI -<span id="L169" class="LineNr">169 </span> 5b/pop-to-EBX -<span id="L170" class="LineNr">170 </span> 5a/pop-to-EDX -<span id="L171" class="LineNr">171 </span> 59/pop-to-ECX -<span id="L172" class="LineNr">172 </span> 58/pop-to-EAX -<span id="L173" class="LineNr">173 </span> <span class="Comment"># epilog</span> -<span id="L174" class="LineNr">174 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 5/r32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy EBP to ESP</span> -<span id="L175" class="LineNr">175 </span> 5d/pop-to-EBP -<span id="L176" class="LineNr">176 </span> c3/return -<span id="L177" class="LineNr">177 </span> -<span id="L178" class="LineNr">178 </span>clear-trace-stream: <span class="Comment"># t : (address trace-stream)</span> -<span id="L179" class="LineNr">179 </span> <span class="Comment"># prolog</span> -<span id="L180" class="LineNr">180 </span> 55/push-EBP -<span id="L181" class="LineNr">181 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/r32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy ESP to EBP</span> -<span id="L182" class="LineNr">182 </span> <span class="Comment"># save registers</span> -<span id="L183" class="LineNr">183 </span> 50/push-EAX -<span id="L184" class="LineNr">184 </span> 51/push-ECX -<span id="L185" class="LineNr">185 </span> <span class="Comment"># EAX = t</span> -<span id="L186" class="LineNr">186 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 0/r32/EAX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+8) to EAX</span> -<span id="L187" class="LineNr">187 </span> <span class="Comment"># ECX = t.length</span> -<span id="L188" class="LineNr">188 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EAX+8) to ECX</span> -<span id="L189" class="LineNr">189 </span> <span class="Comment"># ECX = &t.data[t.length]</span> -<span id="L190" class="LineNr">190 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Delimiter"> . </span> 1/r32/ECX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EAX+ECX+12 to ECX</span> -<span id="L191" class="LineNr">191 </span> <span class="Comment"># t.write = 0</span> -<span id="L192" class="LineNr">192 </span> c7/copy 0/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy to *EAX</span> -<span id="L193" class="LineNr">193 </span> <span class="Comment"># t.read = 0</span> -<span id="L194" class="LineNr">194 </span> c7/copy 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/disp8 0/imm32 <span class="Comment"># copy to *(EAX+4)</span> -<span id="L195" class="LineNr">195 </span> <span class="Comment"># EAX = t.data</span> -<span id="L196" class="LineNr">196 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to EAX</span> -<span id="L197" class="LineNr">197 </span> <span class="Comment"># while (true)</span> -<span id="L198" class="LineNr">198 </span>$clear-trace-stream:loop: -<span id="L199" class="LineNr">199 </span> <span class="Comment"># if EAX >= ECX break</span> -<span id="L200" class="LineNr">200 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EAX with ECX</span> -<span id="L201" class="LineNr">201 </span> 7d/jump-if-greater-or-equal $clear-trace-stream:end/disp8 -<span id="L202" class="LineNr">202 </span> <span class="Comment"># *EAX = 0</span> -<span id="L203" class="LineNr">203 </span> c7/copy 0/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy to *EAX</span> -<span id="L204" class="LineNr">204 </span> <span class="Comment"># EAX += 4</span> -<span id="L205" class="LineNr">205 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to EAX</span> -<span id="L206" class="LineNr">206 </span> eb/jump $clear-trace-stream:loop/disp8 -<span id="L207" class="LineNr">207 </span>$clear-trace-stream:end: -<span id="L208" class="LineNr">208 </span> <span class="Comment"># restore registers</span> -<span id="L209" class="LineNr">209 </span> 59/pop-to-ECX -<span id="L210" class="LineNr">210 </span> 58/pop-to-EAX -<span id="L211" class="LineNr">211 </span> <span class="Comment"># epilog</span> -<span id="L212" class="LineNr">212 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 5/r32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy EBP to ESP</span> -<span id="L213" class="LineNr">213 </span> 5d/pop-to-EBP -<span id="L214" class="LineNr">214 </span> c3/return -<span id="L215" class="LineNr">215 </span> -<span id="L216" class="LineNr">216 </span>test-trace-single: -<span id="L217" class="LineNr">217 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> -<span id="L218" class="LineNr">218 </span> <span class="Comment"># push args</span> -<span id="L219" class="LineNr">219 </span> 68/push Test-trace-stream/imm32 -<span id="L220" class="LineNr">220 </span> <span class="Comment"># call</span> -<span id="L221" class="LineNr">221 </span> e8/call clear-trace-stream/disp32 -<span id="L222" class="LineNr">222 </span> <span class="Comment"># discard args</span> -<span id="L223" class="LineNr">223 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> -<span id="L224" class="LineNr">224 </span> <span class="Comment"># trace(Test-trace-stream, "Ab")</span> -<span id="L225" class="LineNr">225 </span> <span class="Comment"># push args</span> -<span id="L226" class="LineNr">226 </span> 68/push "Ab"/imm32 -<span id="L227" class="LineNr">227 </span> 68/push Test-trace-stream/imm32 -<span id="L228" class="LineNr">228 </span> <span class="Comment"># call</span> -<span id="L229" class="LineNr">229 </span> e8/call trace/disp32 -<span id="L230" class="LineNr">230 </span> <span class="Comment"># discard args</span> -<span id="L231" class="LineNr">231 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> -<span id="L232" class="LineNr">232 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 41/A 62/b 0a/newline 00, msg)</span> -<span id="L233" class="LineNr">233 </span> <span class="Comment"># push args</span> -<span id="L234" class="LineNr">234 </span> 68/push "F - test-trace-single"/imm32 -<span id="L235" class="LineNr">235 </span> 68/push 0x0a6241/imm32/Ab-newline -<span id="L236" class="LineNr">236 </span> <span class="Comment"># push *Test-trace-stream.data</span> -<span id="L237" class="LineNr">237 </span> b8/copy-to-EAX Test-trace-stream/imm32 -<span id="L238" class="LineNr">238 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> -<span id="L239" class="LineNr">239 </span> <span class="Comment"># call</span> -<span id="L240" class="LineNr">240 </span> e8/call check-ints-equal/disp32 -<span id="L241" class="LineNr">241 </span> <span class="Comment"># discard args</span> -<span id="L242" class="LineNr">242 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> -<span id="L243" class="LineNr">243 </span> <span class="Comment"># end</span> -<span id="L244" class="LineNr">244 </span> c3/return -<span id="L245" class="LineNr">245 </span> -<span id="L246" class="LineNr">246 </span>test-trace-appends: -<span id="L247" class="LineNr">247 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> -<span id="L248" class="LineNr">248 </span> <span class="Comment"># push args</span> -<span id="L249" class="LineNr">249 </span> 68/push Test-trace-stream/imm32 -<span id="L250" class="LineNr">250 </span> <span class="Comment"># call</span> -<span id="L251" class="LineNr">251 </span> e8/call clear-trace-stream/disp32 -<span id="L252" class="LineNr">252 </span> <span class="Comment"># discard args</span> -<span id="L253" class="LineNr">253 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> -<span id="L254" class="LineNr">254 </span> <span class="Comment"># trace(Test-trace-stream, "C")</span> -<span id="L255" class="LineNr">255 </span> <span class="Comment"># push args</span> -<span id="L256" class="LineNr">256 </span> 68/push "C"/imm32 -<span id="L257" class="LineNr">257 </span> 68/push Test-trace-stream/imm32 -<span id="L258" class="LineNr">258 </span> <span class="Comment"># call</span> -<span id="L259" class="LineNr">259 </span> e8/call trace/disp32 -<span id="L260" class="LineNr">260 </span> <span class="Comment"># discard args</span> -<span id="L261" class="LineNr">261 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> -<span id="L262" class="LineNr">262 </span> <span class="Comment"># trace(Test-trace-stream, "D")</span> -<span id="L263" class="LineNr">263 </span> <span class="Comment"># push args</span> -<span id="L264" class="LineNr">264 </span> 68/push "D"/imm32 -<span id="L265" class="LineNr">265 </span> 68/push Test-trace-stream/imm32 -<span id="L266" class="LineNr">266 </span> <span class="Comment"># call</span> -<span id="L267" class="LineNr">267 </span> e8/call trace/disp32 -<span id="L268" class="LineNr">268 </span> <span class="Comment"># discard args</span> -<span id="L269" class="LineNr">269 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> -<span id="L270" class="LineNr">270 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 43/C 0a/newline 44/D 0a/newline, msg)</span> -<span id="L271" class="LineNr">271 </span> <span class="Comment"># push args</span> -<span id="L272" class="LineNr">272 </span> 68/push "F - test-trace-appends"/imm32 -<span id="L273" class="LineNr">273 </span> 68/push 0x0a440a43/imm32/C-newline-D-newline -<span id="L274" class="LineNr">274 </span> <span class="Comment"># push *Test-trace-stream.data</span> -<span id="L275" class="LineNr">275 </span> b8/copy-to-EAX Test-trace-stream/imm32 -<span id="L276" class="LineNr">276 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> -<span id="L277" class="LineNr">277 </span> <span class="Comment"># call</span> -<span id="L278" class="LineNr">278 </span> e8/call check-ints-equal/disp32 -<span id="L279" class="LineNr">279 </span> <span class="Comment"># discard args</span> -<span id="L280" class="LineNr">280 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> -<span id="L281" class="LineNr">281 </span> <span class="Comment"># end</span> -<span id="L282" class="LineNr">282 </span> c3/return -<span id="L283" class="LineNr">283 </span> -<span id="L284" class="LineNr">284 </span>test-trace-empty-line: -<span id="L285" class="LineNr">285 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> -<span id="L286" class="LineNr">286 </span> <span class="Comment"># push args</span> -<span id="L287" class="LineNr">287 </span> 68/push Test-trace-stream/imm32 -<span id="L288" class="LineNr">288 </span> <span class="Comment"># call</span> -<span id="L289" class="LineNr">289 </span> e8/call clear-trace-stream/disp32 -<span id="L290" class="LineNr">290 </span> <span class="Comment"># discard args</span> -<span id="L291" class="LineNr">291 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> -<span id="L292" class="LineNr">292 </span> <span class="Comment"># trace(Test-trace-stream, "")</span> -<span id="L293" class="LineNr">293 </span> <span class="Comment"># push args</span> -<span id="L294" class="LineNr">294 </span> 68/push ""/imm32 -<span id="L295" class="LineNr">295 </span> 68/push Test-trace-stream/imm32 -<span id="L296" class="LineNr">296 </span> <span class="Comment"># call</span> -<span id="L297" class="LineNr">297 </span> e8/call trace/disp32 -<span id="L298" class="LineNr">298 </span> <span class="Comment"># discard args</span> -<span id="L299" class="LineNr">299 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> -<span id="L300" class="LineNr">300 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 0, msg)</span> -<span id="L301" class="LineNr">301 </span> <span class="Comment"># push args</span> -<span id="L302" class="LineNr">302 </span> 68/push "F - test-trace-empty-line"/imm32 -<span id="L303" class="LineNr">303 </span> 68/push 0/imm32 -<span id="L304" class="LineNr">304 </span> <span class="Comment"># push *Test-trace-stream.data</span> -<span id="L305" class="LineNr">305 </span> b8/copy-to-EAX Test-trace-stream/imm32 -<span id="L306" class="LineNr">306 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> -<span id="L307" class="LineNr">307 </span> <span class="Comment"># call</span> -<span id="L308" class="LineNr">308 </span> e8/call check-ints-equal/disp32 -<span id="L309" class="LineNr">309 </span> <span class="Comment"># discard args</span> -<span id="L310" class="LineNr">310 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> -<span id="L311" class="LineNr">311 </span> <span class="Comment"># end</span> -<span id="L312" class="LineNr">312 </span> c3/return -<span id="L313" class="LineNr">313 </span> -<span id="L314" class="LineNr">314 </span><span class="Comment"># vim:nowrap:textwidth=0</span> +<span id="L80" class="LineNr"> 80 </span> 57/push-EDI +<span id="L81" class="LineNr"> 81 </span> <span class="Comment"># EDI = t</span> +<span id="L82" class="LineNr"> 82 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 7/r32/EDI 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+8) to EDI</span> +<span id="L83" class="LineNr"> 83 </span> <span class="Comment"># ESI = line</span> +<span id="L84" class="LineNr"> 84 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 6/r32/ESI 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+12) to ESI</span> +<span id="L85" class="LineNr"> 85 </span> <span class="Comment"># ECX = t.write</span> +<span id="L86" class="LineNr"> 86 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy *EDI to ECX</span> +<span id="L87" class="LineNr"> 87 </span> <span class="Comment"># EDX = t.length</span> +<span id="L88" class="LineNr"> 88 </span> 8b/copy 1/mod/*+disp8 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/EDX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EDI+8) to EDX</span> +<span id="L89" class="LineNr"> 89 </span> <span class="Comment"># EAX = _append(&t.data[t.write], &t.data[t.length], line)</span> +<span id="L90" class="LineNr"> 90 </span> <span class="Comment"># push line</span> +<span id="L91" class="LineNr"> 91 </span> 56/push-ESI +<span id="L92" class="LineNr"> 92 </span> <span class="Comment"># push &t.data[t.length]</span> +<span id="L93" class="LineNr"> 93 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Delimiter"> . </span> 3/r32/EBX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EDI+EDX+12 to EBX</span> +<span id="L94" class="LineNr"> 94 </span> 53/push-EBX +<span id="L95" class="LineNr"> 95 </span> <span class="Comment"># push &t.data[t.write]</span> +<span id="L96" class="LineNr"> 96 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Delimiter"> . </span> 3/r32/EBX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EDI+ECX+12 to EBX</span> +<span id="L97" class="LineNr"> 97 </span> 53/push-EBX +<span id="L98" class="LineNr"> 98 </span> <span class="Comment"># call</span> +<span id="L99" class="LineNr"> 99 </span> e8/call _append/disp32 +<span id="L100" class="LineNr">100 </span> <span class="Comment"># discard args</span> +<span id="L101" class="LineNr">101 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> +<span id="L102" class="LineNr">102 </span> <span class="Comment"># if EAX == 0 return</span> +<span id="L103" class="LineNr">103 </span> 81 7/subop/compare 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># compare EDX</span> +<span id="L104" class="LineNr">104 </span> 74/jump-if-equal $trace:end/disp8 +<span id="L105" class="LineNr">105 </span> <span class="Comment"># t.write += EAX</span> +<span id="L106" class="LineNr">106 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/r32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># add EAX to *EDI</span> +<span id="L107" class="LineNr">107 </span> <span class="Comment"># refresh ECX = t.write</span> +<span id="L108" class="LineNr">108 </span> 8b/copy 0/mod/indirect 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy *EDI to ECX</span> +<span id="L109" class="LineNr">109 </span> <span class="Comment"># EAX = _append(&t.data[t.write], &t.data[t.length], line)</span> +<span id="L110" class="LineNr">110 </span> <span class="Comment"># push line</span> +<span id="L111" class="LineNr">111 </span> 68/push Newline/imm32 +<span id="L112" class="LineNr">112 </span> <span class="Comment"># push &t.data[t.length]</span> +<span id="L113" class="LineNr">113 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 2/index/EDX <span class="Delimiter"> . </span> 3/r32/EBX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EDI+EDX+12 to EBX</span> +<span id="L114" class="LineNr">114 </span> 53/push-EBX +<span id="L115" class="LineNr">115 </span> <span class="Comment"># push &t.data[t.write]</span> +<span id="L116" class="LineNr">116 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 1/index/ECX <span class="Delimiter"> . </span> 3/r32/EBX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EDI+ECX+12 to EBX</span> +<span id="L117" class="LineNr">117 </span> 53/push-EBX +<span id="L118" class="LineNr">118 </span> <span class="Comment"># call</span> +<span id="L119" class="LineNr">119 </span> e8/call _append/disp32 +<span id="L120" class="LineNr">120 </span> <span class="Comment"># discard args</span> +<span id="L121" class="LineNr">121 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> +<span id="L122" class="LineNr">122 </span> <span class="Comment"># t.write += EAX</span> +<span id="L123" class="LineNr">123 </span> 01/add 0/mod/indirect 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/r32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># add EAX to *EDI</span> +<span id="L124" class="LineNr">124 </span>$trace:end: +<span id="L125" class="LineNr">125 </span> <span class="Comment"># restore registers</span> +<span id="L126" class="LineNr">126 </span> 5f/pop-to-EDI +<span id="L127" class="LineNr">127 </span> 5e/pop-to-ESI +<span id="L128" class="LineNr">128 </span> 5b/pop-to-EBX +<span id="L129" class="LineNr">129 </span> 5a/pop-to-EDX +<span id="L130" class="LineNr">130 </span> 59/pop-to-ECX +<span id="L131" class="LineNr">131 </span> 58/pop-to-EAX +<span id="L132" class="LineNr">132 </span> <span class="Comment"># epilog</span> +<span id="L133" class="LineNr">133 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 5/r32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy EBP to ESP</span> +<span id="L134" class="LineNr">134 </span> 5d/pop-to-EBP +<span id="L135" class="LineNr">135 </span> c3/return +<span id="L136" class="LineNr">136 </span> +<span id="L137" class="LineNr">137 </span>_append: <span class="Comment"># out : address, outend : address, s : (array byte) -> num_bytes_appended/EAX</span> +<span id="L138" class="LineNr">138 </span> <span class="Comment"># prolog</span> +<span id="L139" class="LineNr">139 </span> 55/push-EBP +<span id="L140" class="LineNr">140 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/r32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy ESP to EBP</span> +<span id="L141" class="LineNr">141 </span> <span class="Comment"># save registers</span> +<span id="L142" class="LineNr">142 </span> 51/push-ECX +<span id="L143" class="LineNr">143 </span> 52/push-EDX +<span id="L144" class="LineNr">144 </span> 53/push-EBX +<span id="L145" class="LineNr">145 </span> 56/push-ESI +<span id="L146" class="LineNr">146 </span> 57/push-EDI +<span id="L147" class="LineNr">147 </span> <span class="Comment"># EAX/num_bytes_appended = 0</span> +<span id="L148" class="LineNr">148 </span> b8/copy-to-EAX 0/imm32 +<span id="L149" class="LineNr">149 </span> <span class="Comment"># EDI = out</span> +<span id="L150" class="LineNr">150 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 7/r32/EDI 0x8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+8) to EDI</span> +<span id="L151" class="LineNr">151 </span> <span class="Comment"># EDX = outend</span> +<span id="L152" class="LineNr">152 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 2/r32/EDX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+12) to EDX</span> +<span id="L153" class="LineNr">153 </span> <span class="Comment"># ESI = s</span> +<span id="L154" class="LineNr">154 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 6/r32/ESI 0x10/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+16) to ESI</span> +<span id="L155" class="LineNr">155 </span> <span class="Comment"># ECX = line.length</span> +<span id="L156" class="LineNr">156 </span> 8b/copy 0/mod/indirect 6/rm32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy *ESI to ECX</span> +<span id="L157" class="LineNr">157 </span> <span class="Comment"># ECX/srcend = &line.data[line.length]</span> +<span id="L158" class="LineNr">158 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 1/index/ECX <span class="Delimiter"> . </span> 1/r32/ECX 4/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy ESI+ECX+4 to ECX</span> +<span id="L159" class="LineNr">159 </span> <span class="Comment"># ESI/src = &line.data[0]</span> +<span id="L160" class="LineNr">160 </span> 81 0/subop/add 3/mod/direct 6/rm32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESI</span> +<span id="L161" class="LineNr">161 </span>$_append:loop: +<span id="L162" class="LineNr">162 </span> <span class="Comment"># if ESI/src >= ECX/srcend break</span> +<span id="L163" class="LineNr">163 </span> 39/compare 3/mod/direct 6/rm32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare ESI with ECX</span> +<span id="L164" class="LineNr">164 </span> 7d/jump-if-greater-or-equal $_append:end/disp8 +<span id="L165" class="LineNr">165 </span> <span class="Comment"># if EDI/out >= EDX/outend break (for now silently ignore filled up trace buffer)</span> +<span id="L166" class="LineNr">166 </span> 39/compare 3/mod/direct 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 2/r32/EDX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EDI with EDX</span> +<span id="L167" class="LineNr">167 </span> 7d/jump-if-greater-or-equal $_append:end/disp8 +<span id="L168" class="LineNr">168 </span> <span class="Comment"># copy one byte from ESI/src to EDI/out</span> +<span id="L169" class="LineNr">169 </span> 8a/copy-byte 0/mod/indirect 6/rm32/ESI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 3/r32/BL <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy byte at *ESI to BL</span> +<span id="L170" class="LineNr">170 </span> 88/copy-byte 0/mod/indirect 7/rm32/EDI <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 3/r32/BL <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy byte at BL to *EDI</span> +<span id="L171" class="LineNr">171 </span> <span class="Comment"># updates</span> +<span id="L172" class="LineNr">172 </span> 40/increment-EAX +<span id="L173" class="LineNr">173 </span> 46/increment-ESI +<span id="L174" class="LineNr">174 </span> 47/increment-EDI +<span id="L175" class="LineNr">175 </span> eb/jump $_append:loop/disp8 +<span id="L176" class="LineNr">176 </span>$_append:end: +<span id="L177" class="LineNr">177 </span> <span class="Comment"># restore registers</span> +<span id="L178" class="LineNr">178 </span> 5f/pop-to-EDI +<span id="L179" class="LineNr">179 </span> 5e/pop-to-ESI +<span id="L180" class="LineNr">180 </span> 5b/pop-to-EBX +<span id="L181" class="LineNr">181 </span> 5a/pop-to-EDX +<span id="L182" class="LineNr">182 </span> 59/pop-to-ECX +<span id="L183" class="LineNr">183 </span> <span class="Comment"># epilog</span> +<span id="L184" class="LineNr">184 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 5/r32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy EBP to ESP</span> +<span id="L185" class="LineNr">185 </span> 5d/pop-to-EBP +<span id="L186" class="LineNr">186 </span> c3/return +<span id="L187" class="LineNr">187 </span> +<span id="L188" class="LineNr">188 </span>clear-trace-stream: <span class="Comment"># t : (address trace-stream)</span> +<span id="L189" class="LineNr">189 </span> <span class="Comment"># prolog</span> +<span id="L190" class="LineNr">190 </span> 55/push-EBP +<span id="L191" class="LineNr">191 </span> 89/copy 3/mod/direct 5/rm32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/r32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy ESP to EBP</span> +<span id="L192" class="LineNr">192 </span> <span class="Comment"># save registers</span> +<span id="L193" class="LineNr">193 </span> 50/push-EAX +<span id="L194" class="LineNr">194 </span> 51/push-ECX +<span id="L195" class="LineNr">195 </span> <span class="Comment"># EAX = t</span> +<span id="L196" class="LineNr">196 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 0/r32/EAX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EBP+8) to EAX</span> +<span id="L197" class="LineNr">197 </span> <span class="Comment"># ECX = t.length</span> +<span id="L198" class="LineNr">198 </span> 8b/copy 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX 8/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy *(EAX+8) to ECX</span> +<span id="L199" class="LineNr">199 </span> <span class="Comment"># ECX = &t.data[t.length]</span> +<span id="L200" class="LineNr">200 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/EAX 1/index/ECX <span class="Delimiter"> . </span> 1/r32/ECX 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy EAX+ECX+12 to ECX</span> +<span id="L201" class="LineNr">201 </span> <span class="Comment"># t.write = 0</span> +<span id="L202" class="LineNr">202 </span> c7/copy 0/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy to *EAX</span> +<span id="L203" class="LineNr">203 </span> <span class="Comment"># t.read = 0</span> +<span id="L204" class="LineNr">204 </span> c7/copy 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/disp8 0/imm32 <span class="Comment"># copy to *(EAX+4)</span> +<span id="L205" class="LineNr">205 </span> <span class="Comment"># EAX = t.data</span> +<span id="L206" class="LineNr">206 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to EAX</span> +<span id="L207" class="LineNr">207 </span> <span class="Comment"># while (true)</span> +<span id="L208" class="LineNr">208 </span>$clear-trace-stream:loop: +<span id="L209" class="LineNr">209 </span> <span class="Comment"># if EAX >= ECX break</span> +<span id="L210" class="LineNr">210 </span> 39/compare 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/r32/ECX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># compare EAX with ECX</span> +<span id="L211" class="LineNr">211 </span> 7d/jump-if-greater-or-equal $clear-trace-stream:end/disp8 +<span id="L212" class="LineNr">212 </span> <span class="Comment"># *EAX = 0</span> +<span id="L213" class="LineNr">213 </span> c7/copy 0/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy to *EAX</span> +<span id="L214" class="LineNr">214 </span> <span class="Comment"># EAX += 4</span> +<span id="L215" class="LineNr">215 </span> 81 0/subop/add 3/mod/direct 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to EAX</span> +<span id="L216" class="LineNr">216 </span> eb/jump $clear-trace-stream:loop/disp8 +<span id="L217" class="LineNr">217 </span>$clear-trace-stream:end: +<span id="L218" class="LineNr">218 </span> <span class="Comment"># restore registers</span> +<span id="L219" class="LineNr">219 </span> 59/pop-to-ECX +<span id="L220" class="LineNr">220 </span> 58/pop-to-EAX +<span id="L221" class="LineNr">221 </span> <span class="Comment"># epilog</span> +<span id="L222" class="LineNr">222 </span> 89/copy 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 5/r32/EBP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Comment"># copy EBP to ESP</span> +<span id="L223" class="LineNr">223 </span> 5d/pop-to-EBP +<span id="L224" class="LineNr">224 </span> c3/return +<span id="L225" class="LineNr">225 </span> +<span id="L226" class="LineNr">226 </span>test-trace-single: +<span id="L227" class="LineNr">227 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> +<span id="L228" class="LineNr">228 </span> <span class="Comment"># push args</span> +<span id="L229" class="LineNr">229 </span> 68/push Test-trace-stream/imm32 +<span id="L230" class="LineNr">230 </span> <span class="Comment"># call</span> +<span id="L231" class="LineNr">231 </span> e8/call clear-trace-stream/disp32 +<span id="L232" class="LineNr">232 </span> <span class="Comment"># discard args</span> +<span id="L233" class="LineNr">233 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> +<span id="L234" class="LineNr">234 </span> <span class="Comment"># trace(Test-trace-stream, "Ab")</span> +<span id="L235" class="LineNr">235 </span> <span class="Comment"># push args</span> +<span id="L236" class="LineNr">236 </span> 68/push "Ab"/imm32 +<span id="L237" class="LineNr">237 </span> 68/push Test-trace-stream/imm32 +<span id="L238" class="LineNr">238 </span> <span class="Comment"># call</span> +<span id="L239" class="LineNr">239 </span> e8/call trace/disp32 +<span id="L240" class="LineNr">240 </span> <span class="Comment"># discard args</span> +<span id="L241" class="LineNr">241 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> +<span id="L242" class="LineNr">242 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 41/A 62/b 0a/newline 00, msg)</span> +<span id="L243" class="LineNr">243 </span> <span class="Comment"># push args</span> +<span id="L244" class="LineNr">244 </span> 68/push "F - test-trace-single"/imm32 +<span id="L245" class="LineNr">245 </span> 68/push 0x0a6241/imm32/Ab-newline +<span id="L246" class="LineNr">246 </span> <span class="Comment"># push *Test-trace-stream.data</span> +<span id="L247" class="LineNr">247 </span> b8/copy-to-EAX Test-trace-stream/imm32 +<span id="L248" class="LineNr">248 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> +<span id="L249" class="LineNr">249 </span> <span class="Comment"># call</span> +<span id="L250" class="LineNr">250 </span> e8/call check-ints-equal/disp32 +<span id="L251" class="LineNr">251 </span> <span class="Comment"># discard args</span> +<span id="L252" class="LineNr">252 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> +<span id="L253" class="LineNr">253 </span> <span class="Comment"># end</span> +<span id="L254" class="LineNr">254 </span> c3/return +<span id="L255" class="LineNr">255 </span> +<span id="L256" class="LineNr">256 </span>test-trace-appends: +<span id="L257" class="LineNr">257 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> +<span id="L258" class="LineNr">258 </span> <span class="Comment"># push args</span> +<span id="L259" class="LineNr">259 </span> 68/push Test-trace-stream/imm32 +<span id="L260" class="LineNr">260 </span> <span class="Comment"># call</span> +<span id="L261" class="LineNr">261 </span> e8/call clear-trace-stream/disp32 +<span id="L262" class="LineNr">262 </span> <span class="Comment"># discard args</span> +<span id="L263" class="LineNr">263 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> +<span id="L264" class="LineNr">264 </span> <span class="Comment"># trace(Test-trace-stream, "C")</span> +<span id="L265" class="LineNr">265 </span> <span class="Comment"># push args</span> +<span id="L266" class="LineNr">266 </span> 68/push "C"/imm32 +<span id="L267" class="LineNr">267 </span> 68/push Test-trace-stream/imm32 +<span id="L268" class="LineNr">268 </span> <span class="Comment"># call</span> +<span id="L269" class="LineNr">269 </span> e8/call trace/disp32 +<span id="L270" class="LineNr">270 </span> <span class="Comment"># discard args</span> +<span id="L271" class="LineNr">271 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> +<span id="L272" class="LineNr">272 </span> <span class="Comment"># trace(Test-trace-stream, "D")</span> +<span id="L273" class="LineNr">273 </span> <span class="Comment"># push args</span> +<span id="L274" class="LineNr">274 </span> 68/push "D"/imm32 +<span id="L275" class="LineNr">275 </span> 68/push Test-trace-stream/imm32 +<span id="L276" class="LineNr">276 </span> <span class="Comment"># call</span> +<span id="L277" class="LineNr">277 </span> e8/call trace/disp32 +<span id="L278" class="LineNr">278 </span> <span class="Comment"># discard args</span> +<span id="L279" class="LineNr">279 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> +<span id="L280" class="LineNr">280 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 43/C 0a/newline 44/D 0a/newline, msg)</span> +<span id="L281" class="LineNr">281 </span> <span class="Comment"># push args</span> +<span id="L282" class="LineNr">282 </span> 68/push "F - test-trace-appends"/imm32 +<span id="L283" class="LineNr">283 </span> 68/push 0x0a440a43/imm32/C-newline-D-newline +<span id="L284" class="LineNr">284 </span> <span class="Comment"># push *Test-trace-stream.data</span> +<span id="L285" class="LineNr">285 </span> b8/copy-to-EAX Test-trace-stream/imm32 +<span id="L286" class="LineNr">286 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> +<span id="L287" class="LineNr">287 </span> <span class="Comment"># call</span> +<span id="L288" class="LineNr">288 </span> e8/call check-ints-equal/disp32 +<span id="L289" class="LineNr">289 </span> <span class="Comment"># discard args</span> +<span id="L290" class="LineNr">290 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> +<span id="L291" class="LineNr">291 </span> <span class="Comment"># end</span> +<span id="L292" class="LineNr">292 </span> c3/return +<span id="L293" class="LineNr">293 </span> +<span id="L294" class="LineNr">294 </span>test-trace-empty-line: +<span id="L295" class="LineNr">295 </span> <span class="Comment"># clear-trace-stream(Test-trace-stream)</span> +<span id="L296" class="LineNr">296 </span> <span class="Comment"># push args</span> +<span id="L297" class="LineNr">297 </span> 68/push Test-trace-stream/imm32 +<span id="L298" class="LineNr">298 </span> <span class="Comment"># call</span> +<span id="L299" class="LineNr">299 </span> e8/call clear-trace-stream/disp32 +<span id="L300" class="LineNr">300 </span> <span class="Comment"># discard args</span> +<span id="L301" class="LineNr">301 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># add to ESP</span> +<span id="L302" class="LineNr">302 </span> <span class="Comment"># trace(Test-trace-stream, "")</span> +<span id="L303" class="LineNr">303 </span> <span class="Comment"># push args</span> +<span id="L304" class="LineNr">304 </span> 68/push ""/imm32 +<span id="L305" class="LineNr">305 </span> 68/push Test-trace-stream/imm32 +<span id="L306" class="LineNr">306 </span> <span class="Comment"># call</span> +<span id="L307" class="LineNr">307 </span> e8/call trace/disp32 +<span id="L308" class="LineNr">308 </span> <span class="Comment"># discard args</span> +<span id="L309" class="LineNr">309 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 8/imm32 <span class="Comment"># add to ESP</span> +<span id="L310" class="LineNr">310 </span> <span class="Comment"># check-ints-equal(*Test-trace-stream.data, 0, msg)</span> +<span id="L311" class="LineNr">311 </span> <span class="Comment"># push args</span> +<span id="L312" class="LineNr">312 </span> 68/push "F - test-trace-empty-line"/imm32 +<span id="L313" class="LineNr">313 </span> 68/push 0/imm32 +<span id="L314" class="LineNr">314 </span> <span class="Comment"># push *Test-trace-stream.data</span> +<span id="L315" class="LineNr">315 </span> b8/copy-to-EAX Test-trace-stream/imm32 +<span id="L316" class="LineNr">316 </span> ff 6/subop/push 1/mod/*+disp8 0/rm32/EAX <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/disp8 <span class="Delimiter"> . </span> <span class="Comment"># push *(EAX+12)</span> +<span id="L317" class="LineNr">317 </span> <span class="Comment"># call</span> +<span id="L318" class="LineNr">318 </span> e8/call check-ints-equal/disp32 +<span id="L319" class="LineNr">319 </span> <span class="Comment"># discard args</span> +<span id="L320" class="LineNr">320 </span> 81 0/subop/add 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0xc/imm32 <span class="Comment"># add to ESP</span> +<span id="L321" class="LineNr">321 </span> <span class="Comment"># end</span> +<span id="L322" class="LineNr">322 </span> c3/return +<span id="L323" class="LineNr">323 </span> +<span id="L324" class="LineNr">324 </span><span class="Comment"># vim:nowrap:textwidth=0</span> </pre> </body> </html> |