mirror of
https://github.com/Zeal-Operating-System/ZealOS.git
synced 2024-12-29 16:56:30 +00:00
66 lines
4.7 KiB
HTML
66 lines
4.7 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
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<meta name="generator" content="ZealOS V0.05">
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<style type="text/css">
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body {background-color:#000000;}
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.cF0{color:#ffffff;background-color:#000000;}
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.cF1{color:#3465a4;background-color:#000000;}
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.cF2{color:#4e9a06;background-color:#000000;}
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.cF3{color:#06989a;background-color:#000000;}
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.cF4{color:#a24444;background-color:#000000;}
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.cF5{color:#75507b;background-color:#000000;}
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.cF6{color:#ce982f;background-color:#000000;}
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.cF7{color:#bcc0b9;background-color:#000000;}
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.cF8{color:#555753;background-color:#000000;}
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.cF9{color:#729fcf;background-color:#000000;}
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.cFA{color:#82bc49;background-color:#000000;}
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.cFB{color:#34e2e2;background-color:#000000;}
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.cFC{color:#ac3535;background-color:#000000;}
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.cFD{color:#ad7fa8;background-color:#000000;}
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.cFE{color:#fce94f;background-color:#000000;}
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.cFF{color:#000000;background-color:#000000;}
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</style>
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</head>
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<body>
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<pre style="font-family:courier;font-size:10pt">
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<a name="l1"></a><span class=cF2>/*Allows you to time insts.</span><span class=cF0>
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<a name="l2"></a></span><span class=cF2>Results vary because the CPU does</span><span class=cF0>
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<a name="l3"></a></span><span class=cF2>parallel and out-of-order execution.</span><span class=cF0>
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<a name="l4"></a></span><span class=cF2>*/</span><span class=cF0>
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<a name="l5"></a>
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<a name="l6"></a>#</span><span class=cF1>define</span><span class=cF0> SAMPLE_SIZE </span><span class=cFE>10000000</span><span class=cF0>
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<a name="l7"></a>
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<a name="l8"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>TimeIns</span><span class=cF0>()
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<a name="l9"></a>{
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<a name="l10"></a> </span><span class=cF9>I64</span><span class=cF0> i, </span><span class=cF1>start</span><span class=cF0>, </span><span class=cF1>end</span><span class=cF0>, overhead_time, test_time;
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<a name="l11"></a> </span><span class=cF1>F64</span><span class=cF0> d = </span><span class=cFE>5</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
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<a name="l12"></a>
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<a name="l13"></a> </span><span class=cF2>//Measure Loop Overhead</span><span class=cF0>
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<a name="l14"></a> </span><span class=cF1>start</span><span class=cF0> = </span><span class=cF5>TSCGet</span><span class=cF0>;
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<a name="l15"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i < SAMPLE_SIZE; i++);
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<a name="l16"></a> </span><span class=cF1>end</span><span class=cF0> = </span><span class=cF5>TSCGet</span><span class=cF0>;
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<a name="l17"></a> overhead_time = </span><span class=cF1>end</span><span class=cF0> - </span><span class=cF1>start</span><span class=cF0>;
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<a name="l18"></a> </span><span class=cF6>"\nOverhead Cycles:%12.6f\n"</span><span class=cF0>, </span><span class=cF5>ToF64</span><span class=cF0>(overhead_time) / SAMPLE_SIZE;
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<a name="l19"></a>
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<a name="l20"></a> </span><span class=cF1>start</span><span class=cF0> = </span><span class=cF5>TSCGet</span><span class=cF0>;
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<a name="l21"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i < SAMPLE_SIZE; i++)
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<a name="l22"></a> </span><span class=cF7>{</span><span class=cF0>
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<a name="l23"></a> #</span><span class=cF1>exe</span><span class=cF0> {</span><span class=cF5>PassTrace</span><span class=cF0>(</span><span class=cFE>0b10000000000</span><span class=cF0>);};
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<a name="l24"></a></span><span class=cF2>//Time these insts</span><span class=cF0>
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<a name="l25"></a> d *= </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>00001</span><span class=cF0>;
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<a name="l26"></a> #</span><span class=cF1>exe</span><span class=cF0> {</span><span class=cF5>PassTrace</span><span class=cF0>(</span><span class=cFE>0</span><span class=cF0>);};
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<a name="l27"></a> </span><span class=cF7>}</span><span class=cF0>
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<a name="l28"></a> </span><span class=cF1>end</span><span class=cF0> = </span><span class=cF5>TSCGet</span><span class=cF0>;
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<a name="l29"></a> test_time = </span><span class=cF1>end</span><span class=cF0> - </span><span class=cF1>start</span><span class=cF0>;
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<a name="l30"></a>
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<a name="l31"></a> </span><span class=cF6>"Measured Cycles:%12.6f\n"</span><span class=cF0>, </span><span class=cF5>ToF64</span><span class=cF0>(test_time - overhead_time) / SAMPLE_SIZE;
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<a name="l32"></a>}
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<a name="l33"></a>
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<a name="l34"></a></span><span class=cF5>TimeIns</span><span class=cF0>;
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<a name="l35"></a></span><span class=cF5>TimeIns</span><span class=cF0>;
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<a name="l36"></a></span><span class=cF5>TimeIns</span><span class=cF0>;
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</span></pre></body>
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</html>
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