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| author | Kartik Agaram <vc@akkartik.com> | 2021-03-23 17:31:08 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2021-03-23 17:31:08 -0700 |
| commit | 3350c34a74844e21ea69077e01efff3bae64bdcd (patch) | |
| tree | fa06ba58542297d1cff6b78958d4547a40a25d21 /html/linux/314divide.subx.html | |
| parent | 62a244211024a8367332541c571621883c05bcce (diff) | |
| download | mu-3350c34a74844e21ea69077e01efff3bae64bdcd.tar.gz | |
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Diffstat (limited to 'html/linux/314divide.subx.html')
| -rw-r--r-- | html/linux/314divide.subx.html | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/html/linux/314divide.subx.html b/html/linux/314divide.subx.html new file mode 100644 index 00000000..8ed12251 --- /dev/null +++ b/html/linux/314divide.subx.html @@ -0,0 +1,77 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> +<html> +<head> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<title>Mu - linux/314divide.subx</title> +<meta name="Generator" content="Vim/8.1"> +<meta name="plugin-version" content="vim8.1_v1"> +<meta name="syntax" content="none"> +<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> +<meta name="colorscheme" content="minimal-light"> +<style type="text/css"> +<!-- +pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } +body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } +a { color:inherit; } +* { font-size:12pt; font-size: 1em; } +.subxComment { color: #005faf; } +.subxS1Comment { color: #0000af; } +.LineNr { } +.subxFunction { color: #af5f00; text-decoration: underline; } +.Constant { color: #008787; } +--> +</style> + +<script type='text/javascript'> +<!-- + +/* function to open any folds containing a jumped-to line before jumping to it */ +function JumpToLine() +{ + var lineNum; + lineNum = window.location.hash; + lineNum = lineNum.substr(1); /* strip off '#' */ + + if (lineNum.indexOf('L') == -1) { + lineNum = 'L'+lineNum; + } + var lineElem = document.getElementById(lineNum); + /* Always jump to new location even if the line was hidden inside a fold, or + * we corrected the raw number to a line ID. + */ + if (lineElem) { + lineElem.scrollIntoView(true); + } + return true; +} +if ('onhashchange' in window) { + window.onhashchange = JumpToLine; +} + +--> +</script> +</head> +<body onload='JumpToLine();'> +<a href='https://github.com/akkartik/mu/blob/main/linux/314divide.subx'>https://github.com/akkartik/mu/blob/main/linux/314divide.subx</a> +<pre id='vimCodeElement'> +<span id="L1" class="LineNr"> 1 </span>== code +<span id="L2" class="LineNr"> 2 </span> +<span id="L3" class="LineNr"> 3 </span><span class="subxFunction">integer-divide</span>: <span class="subxComment"># a: int, b: int -> quotient/eax: int, remainder/edx: int</span> +<span id="L4" class="LineNr"> 4 </span> <span class="subxS1Comment"># . prologue</span> +<span id="L5" class="LineNr"> 5 </span> 55/push-ebp +<span id="L6" class="LineNr"> 6 </span> 89/<- %ebp 4/r32/esp +<span id="L7" class="LineNr"> 7 </span> <span class="subxComment"># eax = a</span> +<span id="L8" class="LineNr"> 8 </span> 8b/-> *(ebp+8) 0/r32/eax +<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># edx = all 0s or all 1s</span> +<span id="L10" class="LineNr">10 </span> 99/sign-extend-eax-into-edx +<span id="L11" class="LineNr">11 </span> <span class="subxComment"># quotient, remainder = divide eax by b</span> +<span id="L12" class="LineNr">12 </span> f7 7/subop/divide-eax-edx-by *(ebp+0xc) +<span id="L13" class="LineNr">13 </span><span class="Constant">$integer-divide:end</span>: +<span id="L14" class="LineNr">14 </span> <span class="subxS1Comment"># . epilogue</span> +<span id="L15" class="LineNr">15 </span> 89/<- %esp 5/r32/ebp +<span id="L16" class="LineNr">16 </span> 5d/pop-to-ebp +<span id="L17" class="LineNr">17 </span> c3/return +</pre> +</body> +</html> +<!-- vim: set foldmethod=manual : --> |