build/pgo/js-input/bitops-nsieve-bits.html@6474c204b198 (annotated)
build/pgo/js-input/bitops-nsieve-bits.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | <!DOCTYPE html> |
| michael@0 | 2 | <head> |
| michael@0 | 3 | <!-- |
| michael@0 | 4 | Copyright (C) 2007 Apple Inc. All rights reserved. |
| michael@0 | 5 | |
| michael@0 | 6 | Redistribution and use in source and binary forms, with or without |
| michael@0 | 7 | modification, are permitted provided that the following conditions |
| michael@0 | 8 | are met: |
| michael@0 | 9 | 1. Redistributions of source code must retain the above copyright |
| michael@0 | 10 | notice, this list of conditions and the following disclaimer. |
| michael@0 | 11 | 2. Redistributions in binary form must reproduce the above copyright |
| michael@0 | 12 | notice, this list of conditions and the following disclaimer in the |
| michael@0 | 13 | documentation and/or other materials provided with the distribution. |
| michael@0 | 14 | |
| michael@0 | 15 | THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| michael@0 | 16 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| michael@0 | 17 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| michael@0 | 18 | PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| michael@0 | 19 | CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| michael@0 | 20 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| michael@0 | 21 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| michael@0 | 22 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| michael@0 | 23 | OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| michael@0 | 24 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| michael@0 | 25 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| michael@0 | 26 | --> |
| michael@0 | 27 | |
| michael@0 | 28 | <title>SunSpider bitops-nsieve-bits</title> |
| michael@0 | 29 | |
| michael@0 | 30 | </head> |
| michael@0 | 31 | |
| michael@0 | 32 | <body> |
| michael@0 | 33 | <h3>bitops-nsieve-bits</h3> |
| michael@0 | 34 | <div id="console"> |
| michael@0 | 35 | </div> |
| michael@0 | 36 | |
| michael@0 | 37 | <script> |
| michael@0 | 38 | |
| michael@0 | 39 | var _sunSpiderStartDate = new Date(); |
| michael@0 | 40 | |
| michael@0 | 41 | // The Great Computer Language Shootout |
| michael@0 | 42 | // http://shootout.alioth.debian.org |
| michael@0 | 43 | // |
| michael@0 | 44 | // Contributed by Ian Osgood |
| michael@0 | 45 | |
| michael@0 | 46 | function pad(n,width) { |
| michael@0 | 47 | var s = n.toString(); |
| michael@0 | 48 | while (s.length < width) s = ' ' + s; |
| michael@0 | 49 | return s; |
| michael@0 | 50 | } |
| michael@0 | 51 | |
| michael@0 | 52 | function primes(isPrime, n) { |
| michael@0 | 53 | var i, count = 0, m = 10000<<n, size = m+31>>5; |
| michael@0 | 54 | |
| michael@0 | 55 | for (i=0; i<size; i++) isPrime[i] = 0xffffffff; |
| michael@0 | 56 | |
| michael@0 | 57 | for (i=2; i<m; i++) |
| michael@0 | 58 | if (isPrime[i>>5] & 1<<(i&31)) { |
| michael@0 | 59 | for (var j=i+i; j<m; j+=i) |
| michael@0 | 60 | isPrime[j>>5] &= ~(1<<(j&31)); |
| michael@0 | 61 | count++; |
| michael@0 | 62 | } |
| michael@0 | 63 | } |
| michael@0 | 64 | |
| michael@0 | 65 | function sieve() { |
| michael@0 | 66 | for (var i = 4; i <= 4; i++) { |
| michael@0 | 67 | var isPrime = new Array((10000<<i)+31>>5); |
| michael@0 | 68 | primes(isPrime, i); |
| michael@0 | 69 | } |
| michael@0 | 70 | } |
| michael@0 | 71 | |
| michael@0 | 72 | sieve(); |
| michael@0 | 73 | |
| michael@0 | 74 | |
| michael@0 | 75 | var _sunSpiderInterval = new Date() - _sunSpiderStartDate; |
| michael@0 | 76 | |
| michael@0 | 77 | document.getElementById("console").innerHTML = _sunSpiderInterval; |
| michael@0 | 78 | </script> |
| michael@0 | 79 | |
| michael@0 | 80 | |
| michael@0 | 81 | </body> |
| michael@0 | 82 | </html> |
