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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<title>Mu - examples/ex2.subx</title>
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a { color:inherit; }
* { font-size:12pt; font-size: 1em; }
.subxComment { color: #005faf; }
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.subxS2Comment { color: #8a8a8a; }
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<a href='https://github.com/akkartik/mu/blob/master/examples/ex2.subx'>https://github.com/akkartik/mu/blob/master/examples/ex2.subx</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Add 1 and 1, and return the result in the exit code.</span>
<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run (from the subx directory):</span>
<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#   $ ./subx translate examples/ex2.subx -o examples/ex2</span>
<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#   $ ./subx run examples/ex2</span>
<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># Expected result:</span>
<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#   $ echo $?</span>
<span id="L8" class="LineNr"> 8 </span><span class="subxComment">#   2</span>
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr">10 </span>== code 0x09000000
<span id="L11" class="LineNr">11 </span>
<span id="L12" class="LineNr">12 </span><span class="SpecialChar">Entry</span>:
<span id="L13" class="LineNr">13 </span><span class="subxComment"># EBX = 1</span>
<span id="L14" class="LineNr">14 </span>bb/copy-to-EBX  1/imm32
<span id="L15" class="LineNr">15 </span><span class="subxComment"># increment EBX</span>
<span id="L16" class="LineNr">16 </span>43/increment-EBX
<span id="L17" class="LineNr">17 </span><span class="subxComment"># syscall(exit, EBX)</span>
<span id="L18" class="LineNr">18 </span>b8/copy-to-EAX  1/imm32/exit
<span id="L19" class="LineNr">19 </span>cd/syscall  0x80/imm8
<span id="L20" class="LineNr">20 </span>
<span id="L21" class="LineNr">21 </span>== data 0x0a000000
<span id="L22" class="LineNr">22 </span>
<span id="L23" class="LineNr">23 </span><span class="subxS2Comment"># . . vim&#0058;nowrap:textwidth=0</span>
</pre>
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