blob: 035e21a77223f387ee878d314568f9a53e233cd4 (
plain) (
tree)
|
|
<!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 - 401time.mu</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; }
.LineNr { }
.muFunction { color: #af5f00; text-decoration: underline; }
.SpecialChar { color: #d70000; }
.Comment { color: #005faf; }
.Delimiter { color: #c000c0; }
.Constant { color: #008787; }
.PreProc { color: #c000c0; }
-->
</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/master/401time.mu'>https://github.com/akkartik/mu/blob/master/401time.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="PreProc">type</span> <a href='401time.mu.html#L1'>timespec</a> <span class="Delimiter">{</span>
<span id="L2" class="LineNr"> 2 </span> tv_sec: int
<span id="L3" class="LineNr"> 3 </span> tv_nsec: int
<span id="L4" class="LineNr"> 4 </span><span class="Delimiter">}</span>
<span id="L5" class="LineNr"> 5 </span>
<span id="L6" class="LineNr"> 6 </span><span class="Comment"># TODO: y2038</span>
<span id="L7" class="LineNr"> 7 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='401time.mu.html#L7'>time</a></span><span class="PreProc"> -> </span>secs/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">var</span> t: <a href='401time.mu.html#L1'>timespec</a>
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> clock/<span class="Constant">ebx</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> <span class="Comment"># CLOCK_MONOTONIC</span>
<span id="L10" class="LineNr">10 </span> <span class="PreProc">var</span> t-addr/<span class="Constant">ecx</span>: (addr <a href='401time.mu.html#L1'>timespec</a>) <span class="SpecialChar"><-</span> address t
<span id="L11" class="LineNr">11 </span> syscall_clock_gettime
<span id="L12" class="LineNr">12 </span> <span class="PreProc">var</span> t-secs-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> <a href='131table.subx.html#L26'>get</a> t-addr, tv_sec
<span id="L13" class="LineNr">13 </span> secs <span class="SpecialChar"><-</span> copy *t-secs-addr
<span id="L14" class="LineNr">14 </span><span class="Delimiter">}</span>
<span id="L15" class="LineNr">15 </span>
<span id="L16" class="LineNr">16 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='401time.mu.html#L16'>ntime</a></span><span class="PreProc"> -> </span>nsecs/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L17" class="LineNr">17 </span> <span class="PreProc">var</span> t: <a href='401time.mu.html#L1'>timespec</a>
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> clock/<span class="Constant">ebx</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> <span class="Comment"># CLOCK_MONOTONIC</span>
<span id="L19" class="LineNr">19 </span> <span class="PreProc">var</span> t-addr/<span class="Constant">ecx</span>: (addr <a href='401time.mu.html#L1'>timespec</a>) <span class="SpecialChar"><-</span> address t
<span id="L20" class="LineNr">20 </span> syscall_clock_gettime
<span id="L21" class="LineNr">21 </span> <span class="PreProc">var</span> t-nsecs-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> <a href='131table.subx.html#L26'>get</a> t-addr, tv_nsec
<span id="L22" class="LineNr">22 </span> nsecs <span class="SpecialChar"><-</span> copy *t-nsecs-addr
<span id="L23" class="LineNr">23 </span><span class="Delimiter">}</span>
<span id="L24" class="LineNr">24 </span>
<span id="L25" class="LineNr">25 </span><span class="Comment"># nsecs must be less than 999999999 or 0x3b9ac9ff nanoseconds</span>
<span id="L26" class="LineNr">26 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='401time.mu.html#L26'>sleep</a></span> secs: int, nsecs: int <span class="Delimiter">{</span>
<span id="L27" class="LineNr">27 </span> <span class="PreProc">var</span> t: <a href='401time.mu.html#L1'>timespec</a>
<span id="L28" class="LineNr">28 </span> <span class="Comment"># initialize t</span>
<span id="L29" class="LineNr">29 </span> <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar"><-</span> <a href='131table.subx.html#L26'>get</a> t, tv_sec
<span id="L30" class="LineNr">30 </span> <span class="PreProc">var</span> tmp2/<span class="Constant">ecx</span>: int <span class="SpecialChar"><-</span> copy secs
<span id="L31" class="LineNr">31 </span> copy-to *tmp, tmp2
<span id="L32" class="LineNr">32 </span> tmp <span class="SpecialChar"><-</span> <a href='131table.subx.html#L26'>get</a> t, tv_nsec
<span id="L33" class="LineNr">33 </span> tmp2 <span class="SpecialChar"><-</span> copy nsecs
<span id="L34" class="LineNr">34 </span> copy-to *tmp, tmp2
<span id="L35" class="LineNr">35 </span> <span class="Comment"># perform the syscall</span>
<span id="L36" class="LineNr">36 </span> <span class="PreProc">var</span> t-addr/<span class="Constant">ebx</span>: (addr <a href='401time.mu.html#L1'>timespec</a>) <span class="SpecialChar"><-</span> address t
<span id="L37" class="LineNr">37 </span> <span class="PreProc">var</span> rem-addr/<span class="Constant">ecx</span>: (addr <a href='401time.mu.html#L1'>timespec</a>) <span class="SpecialChar"><-</span> copy <span class="Constant">0</span>
<span id="L38" class="LineNr">38 </span> syscall_nanosleep
<span id="L39" class="LineNr">39 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->
|