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<title>Mu - run_one_test.subx</title>
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<a href='https://github.com/akkartik/mu/blob/main/run_one_test.subx'>https://github.com/akkartik/mu/blob/main/run_one_test.subx</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># run a single test</span>
<span id="L2" class="LineNr"> 2 </span>
<span id="L3" class="LineNr"> 3 </span>== code
<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># instruction effective address register displacement immediate</span>
<span id="L5" class="LineNr"> 5 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span>
<span id="L6" class="LineNr"> 6 </span><span class="subxS1Comment"># . 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="L7" class="LineNr"> 7 </span>
<span id="L8" class="LineNr"> 8 </span><span class="SpecialChar">Entry</span>:
<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># Heap = new-segment(64KB)</span>
<span id="L10" class="LineNr">10 </span> <span class="subxS2Comment"># . . push args</span>
<span id="L11" class="LineNr">11 </span> 68/push <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span>/imm32
<span id="L12" class="LineNr">12 </span> ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="SpecialChar"><a href='120allocate.subx.html#L34'>Heap-size</a></span>/disp32 <span class="subxComment"># push *Heap-size</span>
<span id="L13" class="LineNr">13 </span> <span class="subxS2Comment"># . . call</span>
<span id="L14" class="LineNr">14 </span> e8/call <a href='104new-segment.subx.html#L40'>new-segment</a>/disp32
<span id="L15" class="LineNr">15 </span> <span class="subxS2Comment"># . . discard args</span>
<span id="L16" class="LineNr">16 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span>
<span id="L17" class="LineNr">17 </span> <span class="subxComment"># initialize-trace-stream(256KB)</span>
<span id="L18" class="LineNr">18 </span> <span class="subxS2Comment"># . . push args</span>
<span id="L19" class="LineNr">19 </span> 68/push 0x40000/imm32/256KB
<span id="L20" class="LineNr">20 </span> <span class="subxS2Comment"># . . call</span>
<span id="L21" class="LineNr">21 </span> e8/call <a href='107trace.subx.html#L48'>initialize-trace-stream</a>/disp32
<span id="L22" class="LineNr">22 </span> <span class="subxS2Comment"># . . discard args</span>
<span id="L23" class="LineNr">23 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span>
<span id="L24" class="LineNr">24 </span> <span class="subxComment"># for debugging: run a single test</span>
<span id="L25" class="LineNr">25 </span> e8/call $TEST_NAME/disp32
<span id="L26" class="LineNr">26 </span> 8b/copy 0/mod/indirect 5/rm32/.disp32 <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/ebx <span class="SpecialChar"><a href='102test.subx.html#L89'>Num-test-failures</a></span>/disp32 <span class="subxComment"># copy *Num-test-failures to ebx</span>
<span id="L27" class="LineNr">27 </span> b8/copy-to-eax 1/imm32/exit
<span id="L28" class="LineNr">28 </span> cd/syscall 0x80/imm8
<span id="L29" class="LineNr">29 </span>
<span id="L30" class="LineNr">30 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span>
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