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| 1 <!DOCTYPE html> |
| 2 <head> |
| 3 <!-- |
| 4 Copyright (C) 2007 Apple Inc. All rights reserved. |
| 5 |
| 6 Redistribution and use in source and binary forms, with or without |
| 7 modification, are permitted provided that the following conditions |
| 8 are met: |
| 9 1. Redistributions of source code must retain the above copyright |
| 10 notice, this list of conditions and the following disclaimer. |
| 11 2. Redistributions in binary form must reproduce the above copyright |
| 12 notice, this list of conditions and the following disclaimer in the |
| 13 documentation and/or other materials provided with the distribution. |
| 14 |
| 15 THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 16 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 17 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 18 PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 19 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 20 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 22 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 23 OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 25 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 --> |
| 27 |
| 28 <title>SunSpider math-partial-sums</title> |
| 29 <link rel="stylesheet" href="sunspider.css"> |
| 30 </head> |
| 31 |
| 32 <body> |
| 33 <h3>math-partial-sums</h3> |
| 34 <div id="console"> |
| 35 </div> |
| 36 <script src="sunspider-record-result.js"></script> |
| 37 <script> |
| 38 |
| 39 var _sunSpiderStartDate = new Date(); |
| 40 |
| 41 // The Computer Language Shootout |
| 42 // http://shootout.alioth.debian.org/ |
| 43 // contributed by Isaac Gouy |
| 44 |
| 45 function partial(n){ |
| 46 var a1 = a2 = a3 = a4 = a5 = a6 = a7 = a8 = a9 = 0.0; |
| 47 var twothirds = 2.0/3.0; |
| 48 var alt = -1.0; |
| 49 var k2 = k3 = sk = ck = 0.0; |
| 50 |
| 51 for (var k = 1; k <= n; k++){ |
| 52 k2 = k*k; |
| 53 k3 = k2*k; |
| 54 sk = Math.sin(k); |
| 55 ck = Math.cos(k); |
| 56 alt = -alt; |
| 57 |
| 58 a1 += Math.pow(twothirds,k-1); |
| 59 a2 += Math.pow(k,-0.5); |
| 60 a3 += 1.0/(k*(k+1.0)); |
| 61 a4 += 1.0/(k3 * sk*sk); |
| 62 a5 += 1.0/(k3 * ck*ck); |
| 63 a6 += 1.0/k; |
| 64 a7 += 1.0/k2; |
| 65 a8 += alt/k; |
| 66 a9 += alt/(2*k -1); |
| 67 } |
| 68 } |
| 69 |
| 70 for (var i = 1024; i <= 16384; i *= 2) { |
| 71 partial(i); |
| 72 } |
| 73 |
| 74 |
| 75 |
| 76 var _sunSpiderInterval = new Date() - _sunSpiderStartDate; |
| 77 |
| 78 record(_sunSpiderInterval); |
| 79 </script> |
| 80 |
| 81 |
| 82 </body> |
| 83 </html> |
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Chromium Code Reviews
Issue 42549:
Add a copy of SunSpider 0.9 for performance testing.... (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/